From f5e48e94a2f4d4bbd6e5628c7f2afafc6dbcc459 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Thu, 7 Mar 2024 17:28:52 -0500 Subject: build: Build mlibc + add distclean target Signed-off-by: Ian Moffett --- lib/mlibc/sysdeps/managarm/aarch64/crt-src/Scrt1.S | 10 - lib/mlibc/sysdeps/managarm/aarch64/crt-src/crt0.S | 11 - lib/mlibc/sysdeps/managarm/aarch64/crt-src/crti.S | 15 - lib/mlibc/sysdeps/managarm/aarch64/crt-src/crtn.S | 11 - lib/mlibc/sysdeps/managarm/aarch64/signals.S | 10 - lib/mlibc/sysdeps/managarm/aarch64/thread.cpp | 56 - lib/mlibc/sysdeps/managarm/aarch64/thread_entry.S | 11 - lib/mlibc/sysdeps/managarm/generic/drm.cpp | 1176 --------- lib/mlibc/sysdeps/managarm/generic/ensure.cpp | 38 - lib/mlibc/sysdeps/managarm/generic/entry.cpp | 132 - lib/mlibc/sysdeps/managarm/generic/file.cpp | 2526 -------------------- lib/mlibc/sysdeps/managarm/generic/fork-exec.cpp | 744 ------ lib/mlibc/sysdeps/managarm/generic/ioctl.cpp | 708 ------ lib/mlibc/sysdeps/managarm/generic/memory.cpp | 30 - lib/mlibc/sysdeps/managarm/generic/mount.cpp | 44 - lib/mlibc/sysdeps/managarm/generic/net.cpp | 57 - lib/mlibc/sysdeps/managarm/generic/sched.cpp | 102 - lib/mlibc/sysdeps/managarm/generic/signals.cpp | 139 -- lib/mlibc/sysdeps/managarm/generic/socket.cpp | 423 ---- lib/mlibc/sysdeps/managarm/generic/time.cpp | 81 - .../sysdeps/managarm/include/abi-bits/access.h | 1 - lib/mlibc/sysdeps/managarm/include/abi-bits/auxv.h | 1 - .../sysdeps/managarm/include/abi-bits/blkcnt_t.h | 1 - .../sysdeps/managarm/include/abi-bits/blksize_t.h | 1 - .../sysdeps/managarm/include/abi-bits/clockid_t.h | 1 - .../sysdeps/managarm/include/abi-bits/dev_t.h | 1 - .../sysdeps/managarm/include/abi-bits/epoll.h | 1 - .../sysdeps/managarm/include/abi-bits/errno.h | 1 - .../sysdeps/managarm/include/abi-bits/fcntl.h | 1 - .../sysdeps/managarm/include/abi-bits/fsblkcnt_t.h | 1 - .../sysdeps/managarm/include/abi-bits/fsfilcnt_t.h | 1 - .../sysdeps/managarm/include/abi-bits/gid_t.h | 1 - lib/mlibc/sysdeps/managarm/include/abi-bits/in.h | 1 - .../sysdeps/managarm/include/abi-bits/ino_t.h | 1 - .../sysdeps/managarm/include/abi-bits/inotify.h | 1 - .../sysdeps/managarm/include/abi-bits/ioctls.h | 1 - .../sysdeps/managarm/include/abi-bits/limits.h | 1 - .../sysdeps/managarm/include/abi-bits/mode_t.h | 1 - .../sysdeps/managarm/include/abi-bits/mqueue.h | 1 - lib/mlibc/sysdeps/managarm/include/abi-bits/msg.h | 1 - .../sysdeps/managarm/include/abi-bits/nlink_t.h | 1 - .../sysdeps/managarm/include/abi-bits/packet.h | 1 - .../sysdeps/managarm/include/abi-bits/pid_t.h | 1 - lib/mlibc/sysdeps/managarm/include/abi-bits/poll.h | 1 - .../sysdeps/managarm/include/abi-bits/ptrace.h | 1 - .../sysdeps/managarm/include/abi-bits/reboot.h | 1 - .../sysdeps/managarm/include/abi-bits/resource.h | 1 - .../managarm/include/abi-bits/seek-whence.h | 1 - lib/mlibc/sysdeps/managarm/include/abi-bits/shm.h | 1 - .../sysdeps/managarm/include/abi-bits/signal.h | 1 - .../sysdeps/managarm/include/abi-bits/socket.h | 1 - .../sysdeps/managarm/include/abi-bits/socklen_t.h | 1 - lib/mlibc/sysdeps/managarm/include/abi-bits/stat.h | 1 - .../sysdeps/managarm/include/abi-bits/statfs.h | 1 - .../sysdeps/managarm/include/abi-bits/statvfs.h | 1 - .../managarm/include/abi-bits/suseconds_t.h | 1 - .../sysdeps/managarm/include/abi-bits/termios.h | 1 - lib/mlibc/sysdeps/managarm/include/abi-bits/time.h | 1 - .../sysdeps/managarm/include/abi-bits/uid_t.h | 1 - .../sysdeps/managarm/include/abi-bits/utsname.h | 1 - .../sysdeps/managarm/include/abi-bits/vm-flags.h | 1 - lib/mlibc/sysdeps/managarm/include/abi-bits/vt.h | 1 - lib/mlibc/sysdeps/managarm/include/abi-bits/wait.h | 1 - .../sysdeps/managarm/include/abi-bits/xattr.h | 1 - .../sysdeps/managarm/include/mlibc/posix-pipe.hpp | 300 --- .../managarm/include/mlibc/thread-entry.hpp | 10 - lib/mlibc/sysdeps/managarm/meson.build | 145 -- .../sysdeps/managarm/rtdl-generic/support.cpp | 444 ---- lib/mlibc/sysdeps/managarm/x86_64/crt-src/Scrt1.S | 8 - lib/mlibc/sysdeps/managarm/x86_64/crt-src/crt0.S | 10 - lib/mlibc/sysdeps/managarm/x86_64/crt-src/crti.S | 15 - lib/mlibc/sysdeps/managarm/x86_64/crt-src/crtn.S | 11 - lib/mlibc/sysdeps/managarm/x86_64/signals.S | 10 - lib/mlibc/sysdeps/managarm/x86_64/thread.cpp | 56 - lib/mlibc/sysdeps/managarm/x86_64/thread_entry.S | 11 - 75 files changed, 7388 deletions(-) delete mode 100644 lib/mlibc/sysdeps/managarm/aarch64/crt-src/Scrt1.S delete mode 100644 lib/mlibc/sysdeps/managarm/aarch64/crt-src/crt0.S delete mode 100644 lib/mlibc/sysdeps/managarm/aarch64/crt-src/crti.S delete mode 100644 lib/mlibc/sysdeps/managarm/aarch64/crt-src/crtn.S delete mode 100644 lib/mlibc/sysdeps/managarm/aarch64/signals.S delete mode 100644 lib/mlibc/sysdeps/managarm/aarch64/thread.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/aarch64/thread_entry.S delete mode 100644 lib/mlibc/sysdeps/managarm/generic/drm.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/generic/ensure.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/generic/entry.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/generic/file.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/generic/fork-exec.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/generic/ioctl.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/generic/memory.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/generic/mount.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/generic/net.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/generic/sched.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/generic/signals.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/generic/socket.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/generic/time.cpp delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/access.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/auxv.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/blkcnt_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/blksize_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/clockid_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/dev_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/epoll.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/errno.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/fcntl.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/fsblkcnt_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/fsfilcnt_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/gid_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/in.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/ino_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/inotify.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/ioctls.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/limits.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/mode_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/mqueue.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/msg.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/nlink_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/packet.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/pid_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/poll.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/ptrace.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/reboot.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/resource.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/seek-whence.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/shm.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/signal.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/socket.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/socklen_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/stat.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/statfs.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/statvfs.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/suseconds_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/termios.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/time.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/uid_t.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/utsname.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/vm-flags.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/vt.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/wait.h delete mode 120000 lib/mlibc/sysdeps/managarm/include/abi-bits/xattr.h delete mode 100644 lib/mlibc/sysdeps/managarm/include/mlibc/posix-pipe.hpp delete mode 100644 lib/mlibc/sysdeps/managarm/include/mlibc/thread-entry.hpp delete mode 100644 lib/mlibc/sysdeps/managarm/meson.build delete mode 100644 lib/mlibc/sysdeps/managarm/rtdl-generic/support.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/x86_64/crt-src/Scrt1.S delete mode 100644 lib/mlibc/sysdeps/managarm/x86_64/crt-src/crt0.S delete mode 100644 lib/mlibc/sysdeps/managarm/x86_64/crt-src/crti.S delete mode 100644 lib/mlibc/sysdeps/managarm/x86_64/crt-src/crtn.S delete mode 100644 lib/mlibc/sysdeps/managarm/x86_64/signals.S delete mode 100644 lib/mlibc/sysdeps/managarm/x86_64/thread.cpp delete mode 100644 lib/mlibc/sysdeps/managarm/x86_64/thread_entry.S (limited to 'lib/mlibc/sysdeps/managarm') diff --git a/lib/mlibc/sysdeps/managarm/aarch64/crt-src/Scrt1.S b/lib/mlibc/sysdeps/managarm/aarch64/crt-src/Scrt1.S deleted file mode 100644 index 3e56608..0000000 --- a/lib/mlibc/sysdeps/managarm/aarch64/crt-src/Scrt1.S +++ /dev/null @@ -1,10 +0,0 @@ -.section .text -.global _start -_start: - mov x0, sp - adr x1, main - - bl __mlibc_entry - brk #0 - -.section .note.GNU-stack,"",%progbits diff --git a/lib/mlibc/sysdeps/managarm/aarch64/crt-src/crt0.S b/lib/mlibc/sysdeps/managarm/aarch64/crt-src/crt0.S deleted file mode 100644 index 5e59593..0000000 --- a/lib/mlibc/sysdeps/managarm/aarch64/crt-src/crt0.S +++ /dev/null @@ -1,11 +0,0 @@ - -.section .text -.global _start -_start: - mov x0, sp - adrp x1, main - add x1, x1, :lo12:main - bl __mlibc_entry - -.section .note.GNU-stack,"",%progbits - diff --git a/lib/mlibc/sysdeps/managarm/aarch64/crt-src/crti.S b/lib/mlibc/sysdeps/managarm/aarch64/crt-src/crti.S deleted file mode 100644 index 4307dfb..0000000 --- a/lib/mlibc/sysdeps/managarm/aarch64/crt-src/crti.S +++ /dev/null @@ -1,15 +0,0 @@ - .ident "aarch64-managarm-mlibc crti" - - .section .init - .global _init -_init: - stp x29, x30, [sp, -16]! - mov x29, sp - - .section .fini - .global _fini -_fini: - stp x29, x30, [sp, -16]! - mov x29, sp - - .section .note.GNU-stack,"",%progbits diff --git a/lib/mlibc/sysdeps/managarm/aarch64/crt-src/crtn.S b/lib/mlibc/sysdeps/managarm/aarch64/crt-src/crtn.S deleted file mode 100644 index 005d870..0000000 --- a/lib/mlibc/sysdeps/managarm/aarch64/crt-src/crtn.S +++ /dev/null @@ -1,11 +0,0 @@ - .ident "aarch64-managarm-mlibc crtn" - - .section .init - ldp x29, x30, [sp], #16 - ret - - .section .fini - ldp x29, x30, [sp], #16 - ret - - .section .note.GNU-stack,"",%progbits diff --git a/lib/mlibc/sysdeps/managarm/aarch64/signals.S b/lib/mlibc/sysdeps/managarm/aarch64/signals.S deleted file mode 100644 index 044767d..0000000 --- a/lib/mlibc/sysdeps/managarm/aarch64/signals.S +++ /dev/null @@ -1,10 +0,0 @@ - -.section .text -.global __mlibc_signal_restore -__mlibc_signal_restore: - ldr x0, =0x80000006 - svc 0 - brk #1 - -.section .note.GNU-stack,"",%progbits - diff --git a/lib/mlibc/sysdeps/managarm/aarch64/thread.cpp b/lib/mlibc/sysdeps/managarm/aarch64/thread.cpp deleted file mode 100644 index 88f1bf3..0000000 --- a/lib/mlibc/sysdeps/managarm/aarch64/thread.cpp +++ /dev/null @@ -1,56 +0,0 @@ -#include -#include -#include -#include -#include -#include -#include -#include - -extern "C" void __mlibc_enter_thread(void *entry, void *user_arg, Tcb *tcb) { - // Wait until our parent sets up the TID. - while(!__atomic_load_n(&tcb->tid, __ATOMIC_RELAXED)) - mlibc::sys_futex_wait(&tcb->tid, 0, nullptr); - - if(mlibc::sys_tcb_set(tcb)) - __ensure(!"sys_tcb_set() failed"); - - tcb->invokeThreadFunc(entry, user_arg); - - auto self = reinterpret_cast(tcb); - - __atomic_store_n(&self->didExit, 1, __ATOMIC_RELEASE); - mlibc::sys_futex_wake(&self->didExit); - - mlibc::sys_thread_exit(); -} - -namespace mlibc { - -static constexpr size_t default_stacksize = 0x200000; - -int sys_prepare_stack(void **stack, void *entry, void *user_arg, void *tcb, size_t *stack_size, size_t *guard_size, void **stack_base) { - if (!*stack_size) - *stack_size = default_stacksize; - *guard_size = 0; - - if (*stack) { - *stack_base = *stack; - } else { - *stack_base = mmap(nullptr, *stack_size, PROT_READ | PROT_WRITE, - MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); - if(*stack_base == MAP_FAILED) { - return errno; - } - } - - uintptr_t *sp = reinterpret_cast(reinterpret_cast(*stack_base) + *stack_size); - - *--sp = reinterpret_cast(tcb); - *--sp = reinterpret_cast(user_arg); - *--sp = reinterpret_cast(entry); - *stack = reinterpret_cast(sp); - return 0; -} - -} //namespace mlibc diff --git a/lib/mlibc/sysdeps/managarm/aarch64/thread_entry.S b/lib/mlibc/sysdeps/managarm/aarch64/thread_entry.S deleted file mode 100644 index 4cfcb4c..0000000 --- a/lib/mlibc/sysdeps/managarm/aarch64/thread_entry.S +++ /dev/null @@ -1,11 +0,0 @@ - -.section .text -.global __mlibc_start_thread -__mlibc_start_thread: - ldp x0, x1, [sp] - ldr x2, [sp, #16] - add sp, sp, #24 - bl __mlibc_enter_thread - -.section .note.GNU-stack,"",%progbits - diff --git a/lib/mlibc/sysdeps/managarm/generic/drm.cpp b/lib/mlibc/sysdeps/managarm/generic/drm.cpp deleted file mode 100644 index 805c366..0000000 --- a/lib/mlibc/sysdeps/managarm/generic/drm.cpp +++ /dev/null @@ -1,1176 +0,0 @@ -#include -#include - -#include -#include -#include -#include -#include - -#include - -namespace mlibc { - -int ioctl_drm(int fd, unsigned long request, void *arg, int *result, HelHandle handle) { - managarm::fs::IoctlRequest ioctl_req(getSysdepsAllocator()); - - switch(request) { - case DRM_IOCTL_VERSION: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->version_major = resp.drm_version_major(); - param->version_minor = resp.drm_version_minor(); - param->version_patchlevel = resp.drm_version_patchlevel(); - - if(param->name) - memcpy(param->name, resp.drm_driver_name().data(), frg::min(param->name_len, - resp.drm_driver_name().size())); - if(param->date) - memcpy(param->date, resp.drm_driver_date().data(), frg::min(param->date_len, - resp.drm_driver_date().size())); - if(param->desc) - memcpy(param->desc, resp.drm_driver_desc().data(), frg::min(param->desc_len, - resp.drm_driver_desc().size())); - - param->name_len = resp.drm_driver_name().size(); - param->date_len = resp.drm_driver_date().size(); - param->desc_len = resp.drm_driver_desc().size(); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_GET_CAP: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_capability(param->capability); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if(resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - }else{ - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->value = resp.drm_value(); - *result = resp.result(); - return 0; - } - } - case DRM_IOCTL_SET_CLIENT_CAP: { - auto param = reinterpret_cast(arg); - mlibc::infoLogger() << "\e[35mmlibc: DRM_IOCTL_SET_CLIENT_CAP(" << param->capability << ") ignores its value\e[39m" << frg::endlog; - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_capability(param->capability); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if(resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - }else{ - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->value = resp.drm_value(); - *result = resp.result(); - return 0; - } - } - case DRM_IOCTL_GET_MAGIC: { - auto param = reinterpret_cast(arg); - mlibc::infoLogger() << "\e[31mmlibc: DRM_IOCTL_GET_MAGIC is not implemented correctly\e[39m" - << frg::endlog; - param->magic = 1; - *result = 0; - return 0; - } - case DRM_IOCTL_AUTH_MAGIC: { - mlibc::infoLogger() << "\e[31mmlibc: DRM_IOCTL_AUTH_MAGIC is not implemented correctly\e[39m" - << frg::endlog; - *result = 0; - return 0; - } - case DRM_IOCTL_SET_MASTER: { - mlibc::infoLogger() << "\e[31mmlibc: DRM_IOCTL_SET_MASTER is not implemented correctly\e[39m" - << frg::endlog; - *result = 0; - return 0; - } - case DRM_IOCTL_DROP_MASTER: { - mlibc::infoLogger() << "\e[31mmlibc: DRM_IOCTL_DROP_MASTER is not implemented correctly\e[39m" - << frg::endlog; - *result = 0; - return 0; - } - case DRM_IOCTL_MODE_GETRESOURCES: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - if(recv_resp.error() == kHelErrDismissed) { - return EINVAL; - } - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - for(size_t i = 0; i < resp.drm_fb_ids_size(); i++) { - if(i >= param->count_fbs) - break; - auto dest = reinterpret_cast(param->fb_id_ptr); - dest[i] = resp.drm_fb_ids(i); - } - param->count_fbs = resp.drm_fb_ids_size(); - - for(size_t i = 0; i < resp.drm_crtc_ids_size(); i++) { - if(i >= param->count_crtcs) - break; - auto dest = reinterpret_cast(param->crtc_id_ptr); - dest[i] = resp.drm_crtc_ids(i); - } - param->count_crtcs = resp.drm_crtc_ids_size(); - - for(size_t i = 0; i < resp.drm_connector_ids_size(); i++) { - if(i >= param->count_connectors) - break; - auto dest = reinterpret_cast(param->connector_id_ptr); - dest[i] = resp.drm_connector_ids(i); - } - param->count_connectors = resp.drm_connector_ids_size(); - - for(size_t i = 0; i < resp.drm_encoder_ids_size(); i++) { - if(i >= param->count_encoders) - continue; - auto dest = reinterpret_cast(param->encoder_id_ptr); - dest[i] = resp.drm_encoder_ids(i); - } - param->count_encoders = resp.drm_encoder_ids_size(); - - param->min_width = resp.drm_min_width(); - param->max_width = resp.drm_max_width(); - param->min_height = resp.drm_min_height(); - param->max_height = resp.drm_max_height(); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_GETCONNECTOR: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_connector_id(param->connector_id); - req.set_drm_max_modes(param->count_modes); - - auto [offer, send_ioctl_req, send_req, recv_resp, recv_list] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline(), - helix_ng::recvBuffer(reinterpret_cast(param->modes_ptr), param->count_modes * sizeof(drm_mode_modeinfo)) - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - if(recv_resp.error() == kHelErrDismissed) - return EINVAL; - - HEL_CHECK(recv_resp.error()); - HEL_CHECK(recv_list.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - for(size_t i = 0; i < resp.drm_encoders_size(); i++) { - if(i >= param->count_encoders) - continue; - auto dest = reinterpret_cast(param->encoders_ptr); - dest[i] = resp.drm_encoders(i); - } - - param->encoder_id = resp.drm_encoder_id(); - param->connector_type = resp.drm_connector_type(); - param->connector_type_id = resp.drm_connector_type_id(); - param->connection = resp.drm_connection(); - param->mm_width = resp.drm_mm_width(); - param->mm_height = resp.drm_mm_height(); - param->subpixel = resp.drm_subpixel(); - param->pad = 0; - param->count_encoders = resp.drm_encoders_size(); - param->count_modes = resp.drm_num_modes(); - - if(param->props_ptr) { - auto id_ptr = reinterpret_cast(param->props_ptr); - auto val_ptr = reinterpret_cast(param->prop_values_ptr); - - for(size_t i = 0; i < frg::min(static_cast(param->count_props), resp.drm_obj_property_ids_size()); i++) { - id_ptr[i] = resp.drm_obj_property_ids(i); - val_ptr[i] = resp.drm_obj_property_values(i); - } - } - - param->count_props = resp.drm_obj_property_ids_size(); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_GETPROPERTY: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_property_id(param->prop_id); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if(resp.error() != managarm::fs::Errors::SUCCESS) { - mlibc::infoLogger() << "\e[31mmlibc: DRM_IOCTL_MODE_GETPROPERTY(" << param->prop_id << ") error " << (int) resp.error() << "\e[39m" - << frg::endlog; - *result = 0; - return EINVAL; - } - - memcpy(param->name, resp.drm_property_name().data(), resp.drm_property_name().size()); - param->count_values = resp.drm_property_vals_size(); - param->flags = resp.drm_property_flags(); - - for(size_t i = 0; i < param->count_values && i < resp.drm_property_vals_size() && param->values_ptr; i++) { - auto dest = reinterpret_cast(param->values_ptr); - dest[i] = resp.drm_property_vals(i); - } - - __ensure(resp.drm_enum_name_size() == resp.drm_enum_value_size()); - - for(size_t i = 0; i < param->count_enum_blobs && i < resp.drm_enum_name_size() && i < resp.drm_enum_value_size(); i++) { - auto dest = reinterpret_cast(param->enum_blob_ptr); - dest[i].value = resp.drm_enum_value(i); - strncpy(dest[i].name, resp.drm_enum_name(i).data(), DRM_PROP_NAME_LEN); - } - - param->count_enum_blobs = resp.drm_enum_name_size(); - - *result = 0; - return 0; - } - case DRM_IOCTL_MODE_SETPROPERTY: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_property_id(param->prop_id); - req.set_drm_property_value(param->value); - req.set_drm_obj_id(param->connector_id); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if(resp.error() != managarm::fs::Errors::SUCCESS) { - mlibc::infoLogger() << "\e[31mmlibc: DRM_IOCTL_MODE_SETPROPERTY(" << param->prop_id << ") error " << (int) resp.error() << "\e[39m" - << frg::endlog; - *result = 0; - return EINVAL; - } - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_GETPROPBLOB: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_blob_id(param->blob_id); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if(resp.error() != managarm::fs::Errors::SUCCESS) { - mlibc::infoLogger() << "\e[31mmlibc: DRM_IOCTL_MODE_GETPROPBLOB(" << param->blob_id << ") error " << (int) resp.error() << "\e[39m" - << frg::endlog; - *result = 0; - return EINVAL; - } - - uint8_t *dest = reinterpret_cast(param->data); - for(size_t i = 0; i < resp.drm_property_blob_size(); i++) { - if(i >= param->length) { - continue; - } - - dest[i] = resp.drm_property_blob(i); - } - - param->length = resp.drm_property_blob_size(); - - *result = 0; - return 0; - } - case DRM_IOCTL_MODE_GETPLANE: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_plane_id(param->plane_id); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->crtc_id = resp.drm_crtc_id(); - param->fb_id = resp.drm_fb_id(); - param->possible_crtcs = resp.drm_possible_crtcs(); - param->gamma_size = resp.drm_gamma_size(); - - // FIXME: this should be passed as a buffer with helix, but this has no bounded max size? - for(size_t i = 0; i < resp.drm_format_type_size(); i++) { - if(i >= param->count_format_types) { - break; - } - auto dest = reinterpret_cast(param->format_type_ptr); - dest[i] = resp.drm_format_type(i); - } - - param->count_format_types = resp.drm_format_type_size(); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_GETPLANERESOURCES: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - frg::string ser(getSysdepsAllocator()); - req.SerializeToString(&ser); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBuffer(ser.data(), ser.size()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - // FIXME: send this via a helix_ng buffer - for(size_t i = 0; i < resp.drm_plane_res_size(); i++) { - if(i >= param->count_planes) { - continue; - } - auto dest = reinterpret_cast(param->plane_id_ptr); - dest[i] = resp.drm_plane_res(i); - } - - param->count_planes = resp.drm_plane_res_size(); - - *result = resp.result(); - - return 0; - } - case DRM_IOCTL_MODE_GETENCODER: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_encoder_id(param->encoder_id); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->encoder_type = resp.drm_encoder_type(); - param->crtc_id = resp.drm_crtc_id(); - param->possible_crtcs = resp.drm_possible_crtcs(); - param->possible_clones = resp.drm_possible_clones(); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_CREATE_DUMB: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - req.set_drm_width(param->width); - req.set_drm_height(param->height); - req.set_drm_bpp(param->bpp); - req.set_drm_flags(param->flags); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->handle = resp.drm_handle(); - param->pitch = resp.drm_pitch(); - param->size = resp.drm_size(); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_ADDFB: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - req.set_drm_width(param->width); - req.set_drm_height(param->height); - req.set_drm_pitch(param->pitch); - req.set_drm_bpp(param->bpp); - req.set_drm_depth(param->depth); - req.set_drm_handle(param->handle); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->fb_id = resp.drm_fb_id(); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_GETFB2: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(DRM_IOCTL_MODE_GETFB2); - req.set_drm_fb_id(param->fb_id); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->width = resp.drm_width(); - param->height = resp.drm_height(); - param->pixel_format = resp.pixel_format(); - param->modifier[0] = resp.modifier(); - memcpy(param->handles, resp.drm_handles().data(), sizeof(uint32_t) * resp.drm_handles_size()); - memcpy(param->pitches, resp.drm_pitches().data(), sizeof(uint32_t) * resp.drm_pitches_size()); - memcpy(param->offsets, resp.drm_offsets().data(), sizeof(uint32_t) * resp.drm_offsets_size()); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_ADDFB2: { - auto param = reinterpret_cast(arg); - - __ensure(!param->flags || param->flags == DRM_MODE_FB_MODIFIERS); - __ensure(!param->modifier[0] || param->modifier[0] == DRM_FORMAT_MOD_INVALID); - __ensure(!param->offsets[0]); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(DRM_IOCTL_MODE_ADDFB2); - - req.set_drm_width(param->width); - req.set_drm_height(param->height); - req.set_drm_pitch(param->pitches[0]); - req.set_drm_fourcc(param->pixel_format); - req.set_drm_handle(param->handles[0]); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->fb_id = resp.drm_fb_id(); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_RMFB: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - req.set_drm_fb_id(*param); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_MAP_DUMB: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - req.set_drm_handle(param->handle); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->offset = resp.drm_offset(); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_GETCRTC: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_crtc_id(param->crtc_id); - - auto [offer, send_ioctl_req, send_req, recv_resp, recv_data] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline(), - helix_ng::recvBuffer(¶m->mode, sizeof(drm_mode_modeinfo))) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - HEL_CHECK(recv_data.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->fb_id = resp.drm_fb_id(); - param->x = resp.drm_x(); - param->y = resp.drm_y(); - param->gamma_size = resp.drm_gamma_size(); - param->mode_valid = resp.drm_mode_valid(); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_SETCRTC: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - for(size_t i = 0; i < param->count_connectors; i++) { - auto dest = reinterpret_cast(param->set_connectors_ptr); - req.add_drm_connector_ids(dest[i]); - } - req.set_drm_x(param->x); - req.set_drm_y(param->y); - req.set_drm_crtc_id(param->crtc_id); - req.set_drm_fb_id(param->fb_id); - req.set_drm_mode_valid(param->mode_valid); - - auto [offer, send_ioctl_req, send_req, send_mode, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::sendBuffer(¶m->mode, sizeof(drm_mode_modeinfo)), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(send_mode.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_OBJ_GETPROPERTIES: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - req.set_drm_count_props(param->count_props); - req.set_drm_obj_id(param->obj_id); - req.set_drm_obj_type(param->obj_type); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - auto props = reinterpret_cast(param->props_ptr); - auto prop_vals = reinterpret_cast(param->prop_values_ptr); - - for(size_t i = 0; i < resp.drm_obj_property_ids_size(); i++) { - if(i >= param->count_props) { - break; - } - props[i] = resp.drm_obj_property_ids(i); - prop_vals[i] = resp.drm_obj_property_values(i); - } - - param->count_props = resp.drm_obj_property_ids_size(); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_PAGE_FLIP: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - __ensure(!(param->flags & ~DRM_MODE_PAGE_FLIP_EVENT)); - req.set_drm_crtc_id(param->crtc_id); - req.set_drm_fb_id(param->fb_id); - req.set_drm_cookie(param->user_data); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_DIRTYFB: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - req.set_drm_fb_id(param->fb_id); - req.set_drm_flags(param->flags); - req.set_drm_color(param->color); - for(size_t i = 0; i < param->num_clips; i++) { - auto dest = reinterpret_cast(param->clips_ptr); - managarm::fs::Rect clip(getSysdepsAllocator()); - clip.set_x1(dest->x1); - clip.set_y1(dest->y1); - clip.set_x2(dest->x2); - clip.set_y2(dest->y2); - req.add_drm_clips(std::move(clip)); - } - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if(resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - }else{ - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *result = resp.result(); - return 0; - } - } - case DRM_IOCTL_MODE_CURSOR: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - req.set_drm_flags(param->flags); - req.set_drm_crtc_id(param->crtc_id); - - if (param->flags == DRM_MODE_CURSOR_MOVE) { - req.set_drm_x(param->x); - req.set_drm_y(param->y); - } else if (param->flags == DRM_MODE_CURSOR_BO) { - req.set_drm_width(param->width); - req.set_drm_height(param->height); - req.set_drm_handle(param->handle); - } else { - mlibc::infoLogger() << "\e[35mmlibc: invalid flags in DRM_IOCTL_MODE_CURSOR\e[39m" << frg::endlog; - return EINVAL; - } - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if (resp.error() == managarm::fs::Errors::NO_BACKING_DEVICE) { - return ENXIO; - }else if (resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - }else{ - *result = resp.result(); - return 0; - } - } - case DRM_IOCTL_MODE_DESTROY_DUMB: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - req.set_drm_handle(param->handle); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_CREATEPROPBLOB: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_blob_size(param->length); - - auto [offer, send_ioctl_req, send_req, blob_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::sendBuffer(reinterpret_cast(param->data), param->length), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(blob_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->blob_id = resp.drm_blob_id(); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_DESTROYPROPBLOB: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_blob_id(param->blob_id); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_ATOMIC: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_flags(param->flags); - req.set_drm_cookie(param->user_data); - - size_t prop_count = 0; - auto objs_ptr = reinterpret_cast(param->objs_ptr); - auto count_props_ptr = reinterpret_cast(param->count_props_ptr); - auto props_ptr = reinterpret_cast(param->props_ptr); - auto prop_values_ptr = reinterpret_cast(param->prop_values_ptr); - - for(size_t i = 0; i < param->count_objs; i++) { - /* list of modeobjs and their property count */ - req.add_drm_obj_ids(objs_ptr[i]); - req.add_drm_prop_counts(count_props_ptr[i]); - prop_count += count_props_ptr[i]; - } - - for(size_t i = 0; i < prop_count; i++) { - /* array of property IDs */ - req.add_drm_props(props_ptr[i]); - /* array of property values */ - req.add_drm_prop_values(prop_values_ptr[i]); - } - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - *result = resp.result(); - return 0; - } - case DRM_IOCTL_MODE_LIST_LESSEES: { - mlibc::infoLogger() << "\e[35mmlibc: DRM_IOCTL_MODE_LIST_LESSEES" - " is not implemented correctly\e[39m" << frg::endlog; - return EINVAL; - } - case DRM_IOCTL_MODE_SETGAMMA: { - mlibc::infoLogger() << "\e[35mmlibc: DRM_IOCTL_MODE_SETGAMMA" - " is not implemented correctly\e[39m" << frg::endlog; - return 0; - } - case DRM_IOCTL_MODE_CREATE_LEASE: { - auto param = reinterpret_cast(arg); - - mlibc::infoLogger() << "\e[35mmlibc: DRM_IOCTL_MODE_CREATE_LEASE" - " is a noop\e[39m" << frg::endlog; - param->lessee_id = 1; - param->fd = fd; - *result = 0; - return 0; - } - case DRM_IOCTL_GEM_CLOSE: { - mlibc::infoLogger() << "\e[35mmlibc: DRM_IOCTL_GEM_CLOSE" - " is a noop\e[39m" << frg::endlog; - return 0; - } - case DRM_IOCTL_PRIME_HANDLE_TO_FD: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_prime_handle(param->handle); - req.set_drm_flags(param->flags); - - auto [offer, send_ioctl_req, send_req, send_creds, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::imbueCredentials(), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(send_creds.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->fd = resp.drm_prime_fd(); - *result = resp.result(); - return 0; - } - case DRM_IOCTL_PRIME_FD_TO_HANDLE: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_drm_flags(param->flags); - - auto [offer, send_ioctl_req, send_req, send_creds, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::imbueCredentials(getHandleForFd(param->fd)), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(send_creds.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::FILE_NOT_FOUND) { - return EBADF; - } else { - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - } - - param->handle = resp.drm_prime_handle(); - *result = resp.result(); - return 0; - } - } - - mlibc::infoLogger() << "mlibc: Unexpected DRM ioctl with" - << ", number: 0x" << frg::hex_fmt(_IOC_NR(request)) - << " (raw request: " << frg::hex_fmt(request) << ")" << frg::endlog; - __ensure(!"Illegal ioctl request"); - __builtin_unreachable(); -} - -} //namespace mlibc diff --git a/lib/mlibc/sysdeps/managarm/generic/ensure.cpp b/lib/mlibc/sysdeps/managarm/generic/ensure.cpp deleted file mode 100644 index ab0d84f..0000000 --- a/lib/mlibc/sysdeps/managarm/generic/ensure.cpp +++ /dev/null @@ -1,38 +0,0 @@ - -#include -#include -#include - -#include -#include -#include - -#include -#include - -void __frigg_assert_fail(const char *assertion, const char *file, unsigned int line, - const char *function) { - mlibc::panicLogger() << "In function " << function - << ", file " << file << ":" << line << "\n" - << "__ensure(" << assertion << ") failed" << frg::endlog; -} - -namespace mlibc { - void sys_libc_log(const char *message) { - // This implementation is inherently signal-safe. - size_t n = 0; - while(message[n]) - n++; - HEL_CHECK(helLog(message, n)); - } - - void sys_libc_panic() { - // This implementation is inherently signal-safe. - const char *message = "mlibc: Panic!"; - size_t n = 0; - while(message[n]) - n++; - helPanic(message, n); - } -} - diff --git a/lib/mlibc/sysdeps/managarm/generic/entry.cpp b/lib/mlibc/sysdeps/managarm/generic/entry.cpp deleted file mode 100644 index 3ff28d2..0000000 --- a/lib/mlibc/sysdeps/managarm/generic/entry.cpp +++ /dev/null @@ -1,132 +0,0 @@ -#include -#include -#include - -#include - -#include -#include -#include -#include -#include -#include - -#include -#include - -// defined by the POSIX library -void __mlibc_initLocale(); - -extern "C" uintptr_t *__dlapi_entrystack(); -extern "C" void __dlapi_enter(uintptr_t *); - -// declared in posix-pipe.hpp -thread_local Queue globalQueue; - -// TODO: clock tracker page and file table don't need to be thread-local! -thread_local HelHandle __mlibc_posix_lane; -thread_local void *__mlibc_clk_tracker_page; - -namespace { - thread_local unsigned __mlibc_gsf_nesting; - thread_local void *__mlibc_cached_thread_page; - thread_local HelHandle *cachedFileTable; - - // This construction is a bit weird: Even though the variables above - // are thread_local we still protect their initialization with a pthread_once_t - // (instead of using a C++ constructor). - // We do this in order to able to clear the pthread_once_t after a fork. - thread_local pthread_once_t has_cached_infos = PTHREAD_ONCE_INIT; - - void actuallyCacheInfos() { - posix::ManagarmProcessData data; - HEL_CHECK(helSyscall1(kHelCallSuper + posix::superGetProcessData, reinterpret_cast(&data))); - - __mlibc_posix_lane = data.posixLane; - __mlibc_cached_thread_page = data.threadPage; - cachedFileTable = data.fileTable; - __mlibc_clk_tracker_page = data.clockTrackerPage; - } -} - -SignalGuard::SignalGuard() { - pthread_once(&has_cached_infos, &actuallyCacheInfos); - if(!__mlibc_cached_thread_page) - return; - auto p = reinterpret_cast(__mlibc_cached_thread_page); - if(!__mlibc_gsf_nesting) - __atomic_store_n(p, 1, __ATOMIC_RELAXED); - __mlibc_gsf_nesting++; -} - -SignalGuard::~SignalGuard() { - pthread_once(&has_cached_infos, &actuallyCacheInfos); - if(!__mlibc_cached_thread_page) - return; - auto p = reinterpret_cast(__mlibc_cached_thread_page); - __ensure(__mlibc_gsf_nesting > 0); - __mlibc_gsf_nesting--; - if(!__mlibc_gsf_nesting) { - unsigned int result = __atomic_exchange_n(p, 0, __ATOMIC_RELAXED); - if(result == 2) { - HEL_CHECK(helSyscall0(kHelCallSuper + posix::superSigRaise)); - }else{ - __ensure(result == 1); - } - } -} - -MemoryAllocator &getSysdepsAllocator() { - // use frg::eternal to prevent a call to __cxa_atexit(). - // this is necessary because __cxa_atexit() call this function. - static frg::eternal virtualAllocator; - static frg::eternal heap{virtualAllocator.get()}; - static frg::eternal singleton{&heap.get()}; - return singleton.get(); -} - -HelHandle getPosixLane() { - cacheFileTable(); - return __mlibc_posix_lane; -} - -HelHandle *cacheFileTable() { - // TODO: Make sure that this is signal-safe (it is called e.g. by sys_clock_get()). - pthread_once(&has_cached_infos, &actuallyCacheInfos); - return cachedFileTable; -} - -HelHandle getHandleForFd(int fd) { - if (fd >= 512) - return 0; - - return cacheFileTable()[fd]; -} - -void clearCachedInfos() { - has_cached_infos = PTHREAD_ONCE_INIT; -} - -struct LibraryGuard { - LibraryGuard(); -}; - -static LibraryGuard guard; - -extern char **environ; -static mlibc::exec_stack_data __mlibc_stack_data; - -LibraryGuard::LibraryGuard() { - __mlibc_initLocale(); - - // Parse the exec() stack. - mlibc::parse_exec_stack(__dlapi_entrystack(), &__mlibc_stack_data); - mlibc::set_startup_data(__mlibc_stack_data.argc, __mlibc_stack_data.argv, - __mlibc_stack_data.envp); -} - -extern "C" void __mlibc_entry(uintptr_t *entry_stack, int (*main_fn)(int argc, char *argv[], char *env[])) { - __dlapi_enter(entry_stack); - auto result = main_fn(__mlibc_stack_data.argc, __mlibc_stack_data.argv, environ); - exit(result); -} diff --git a/lib/mlibc/sysdeps/managarm/generic/file.cpp b/lib/mlibc/sysdeps/managarm/generic/file.cpp deleted file mode 100644 index 1f5cba6..0000000 --- a/lib/mlibc/sysdeps/managarm/generic/file.cpp +++ /dev/null @@ -1,2526 +0,0 @@ -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include - -#include -#include - -HelHandle __mlibc_getPassthrough(int fd) { - auto handle = getHandleForFd(fd); - __ensure(handle); - return handle; -} - -namespace mlibc { - -int sys_chdir(const char *path) { - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::CHDIR); - req.set_path(frg::string(getSysdepsAllocator(), path)); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync(getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -int sys_fchdir(int fd) { - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::FCHDIR); - req.set_fd(fd); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; -} - -int sys_chroot(const char *path) { - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::CHROOT); - req.set_path(frg::string(getSysdepsAllocator(), path)); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; -} - -int sys_mkdir(const char *path, mode_t mode) { - return sys_mkdirat(AT_FDCWD, path, mode); -} - -int sys_mkdirat(int dirfd, const char *path, mode_t mode) { - (void)mode; - SignalGuard sguard; - - managarm::posix::MkdirAtRequest req(getSysdepsAllocator()); - req.set_fd(dirfd); - req.set_path(frg::string(getSysdepsAllocator(), path)); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::ALREADY_EXISTS) { - return EEXIST; - } else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else if(resp.error() == managarm::posix::Errors::BAD_FD) { - return EBADF; - }else if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else if(resp.error() == managarm::posix::Errors::NOT_A_DIRECTORY) { - return ENOTDIR; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -int sys_symlink(const char *target_path, const char *link_path) { - return sys_symlinkat(target_path, AT_FDCWD, link_path); -} - -int sys_symlinkat(const char *target_path, int dirfd, const char *link_path) { - SignalGuard sguard; - - managarm::posix::SymlinkAtRequest req(getSysdepsAllocator()); - req.set_fd(dirfd); - req.set_path(frg::string(getSysdepsAllocator(), link_path)); - req.set_target_path(frg::string(getSysdepsAllocator(), target_path)); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else if(resp.error() == managarm::posix::Errors::BAD_FD) { - return EBADF; - }else if(resp.error() == managarm::posix::Errors::NOT_A_DIRECTORY) { - return ENOTDIR; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -int sys_link(const char *old_path, const char *new_path) { - return sys_linkat(AT_FDCWD, old_path, AT_FDCWD, new_path, 0); -} - -int sys_linkat(int olddirfd, const char *old_path, int newdirfd, const char *new_path, int flags) { - SignalGuard sguard; - - managarm::posix::LinkAtRequest req(getSysdepsAllocator()); - req.set_path(frg::string(getSysdepsAllocator(), old_path)); - req.set_target_path(frg::string(getSysdepsAllocator(), new_path)); - req.set_fd(olddirfd); - req.set_newfd(newdirfd); - req.set_flags(flags); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else if(resp.error() == managarm::posix::Errors::BAD_FD) { - return EBADF; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -int sys_rename(const char *path, const char *new_path) { - return sys_renameat(AT_FDCWD, path, AT_FDCWD, new_path); -} - -int sys_renameat(int olddirfd, const char *old_path, int newdirfd, const char *new_path) { - SignalGuard sguard; - - managarm::posix::RenameAtRequest req(getSysdepsAllocator()); - req.set_path(frg::string(getSysdepsAllocator(), old_path)); - req.set_target_path(frg::string(getSysdepsAllocator(), new_path)); - req.set_fd(olddirfd); - req.set_newfd(newdirfd); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -} //namespace mlibc - -namespace mlibc { - -int sys_fcntl(int fd, int request, va_list args, int *result) { - SignalGuard sguard; - if(request == F_DUPFD) { - int newfd; - if(int e = sys_dup(fd, 0, &newfd); e) - return e; - *result = newfd; - return 0; - }else if(request == F_DUPFD_CLOEXEC) { - int newfd; - if(int e = sys_dup(fd, O_CLOEXEC, &newfd); e) - return e; - *result = newfd; - return 0; - }else if(request == F_GETFD) { - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::FD_GET_FLAGS); - req.set_fd(fd); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::NO_SUCH_FD) - return EBADF; - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *result = resp.flags(); - return 0; - }else if(request == F_SETFD) { - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::FD_SET_FLAGS); - req.set_fd(fd); - req.set_flags(va_arg(args, int)); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::NO_SUCH_FD) - return EBADF; - else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) - return EINVAL; - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *result = static_cast(resp.error()); - return 0; - }else if(request == F_GETFL) { - SignalGuard sguard; - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_GET_FILE_FLAGS); - req.set_fd(fd); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::ILLEGAL_OPERATION_TARGET) { - mlibc::infoLogger() << "\e[31mmlibc: fcntl(F_GETFL) unimplemented for this file\e[39m" << frg::endlog; - return EINVAL; - } - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *result = resp.flags(); - return 0; - }else if(request == F_SETFL) { - SignalGuard sguard; - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_SET_FILE_FLAGS); - req.set_fd(fd); - req.set_flags(va_arg(args, int)); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::ILLEGAL_OPERATION_TARGET) { - mlibc::infoLogger() << "\e[31mmlibc: fcntl(F_SETFL) unimplemented for this file\e[39m" << frg::endlog; - return EINVAL; - } - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *result = 0; - return 0; - }else if(request == F_SETLK) { - mlibc::infoLogger() << "\e[31mmlibc: F_SETLK\e[39m" << frg::endlog; - return 0; - }else if(request == F_SETLKW) { - mlibc::infoLogger() << "\e[31mmlibc: F_SETLKW\e[39m" << frg::endlog; - return 0; - }else if(request == F_GETLK) { - struct flock *lock = va_arg(args, struct flock *); - lock->l_type = F_UNLCK; - mlibc::infoLogger() << "\e[31mmlibc: F_GETLK is stubbed!\e[39m" << frg::endlog; - return 0; - }else if(request == F_ADD_SEALS) { - auto seals = va_arg(args, int); - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_ADD_SEALS); - req.set_fd(fd); - req.set_seals(seals); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync(handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::RecvInline() - )); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::ILLEGAL_OPERATION_TARGET) { - mlibc::infoLogger() << "\e[31mmlibc: fcntl(F_ADD_SEALS) unimplemented for this file\e[39m" << frg::endlog; - return EINVAL; - } else if(resp.error() == managarm::fs::Errors::INSUFFICIENT_PERMISSIONS) { - return EPERM; - } - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - *result = resp.seals(); - return 0; - }else if(request == F_GET_SEALS) { - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_GET_SEALS); - req.set_fd(fd); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync(handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::RecvInline() - )); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::ILLEGAL_OPERATION_TARGET) { - mlibc::infoLogger() << "\e[31mmlibc: fcntl(F_GET_SEALS) unimplemented for this file\e[39m" << frg::endlog; - return EINVAL; - } - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *result = resp.seals(); - return 0; - }else{ - mlibc::infoLogger() << "\e[31mmlibc: Unexpected fcntl() request: " - << request << "\e[39m" << frg::endlog; - return EINVAL; - } -} - -int sys_open_dir(const char *path, int *handle) { - return sys_open(path, 0, 0, handle); -} - -int sys_read_entries(int fd, void *buffer, size_t max_size, size_t *bytes_read) { - SignalGuard sguard; - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_READ_ENTRIES); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::END_OF_FILE) { - *bytes_read = 0; - return 0; - }else{ - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - __ensure(max_size > sizeof(struct dirent)); - auto ent = new (buffer) struct dirent; - memset(ent, 0, sizeof(struct dirent)); - memcpy(ent->d_name, resp.path().data(), resp.path().size()); - ent->d_reclen = sizeof(struct dirent); - *bytes_read = sizeof(struct dirent); - return 0; - } -} - -int sys_ttyname(int fd, char *buf, size_t size) { - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::TTY_NAME); - req.set_fd(fd); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::BAD_FD) { - return EBADF; - }else if(resp.error() == managarm::posix::Errors::NOT_A_TTY) { - return ENOTTY; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - __ensure(size >= resp.path().size() + 1); - memcpy(buf, resp.path().data(), size); - buf[resp.path().size()] = '\0'; - return 0; - } -} - -int sys_fdatasync(int) { - mlibc::infoLogger() << "\e[35mmlibc: fdatasync() is a no-op\e[39m" - << frg::endlog; - return 0; -} - -int sys_getcwd(char *buffer, size_t size) { - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::GETCWD); - req.set_size(size); - - auto [offer, send_req, recv_resp, recv_path] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline(), - helix_ng::recvBuffer(buffer, size)) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - HEL_CHECK(recv_path.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - if(static_cast(resp.size()) >= size) - return ERANGE; - return 0; -} - -int sys_vm_map(void *hint, size_t size, int prot, int flags, int fd, off_t offset, void **window) { - SignalGuard sguard; - - managarm::posix::VmMapRequest req(getSysdepsAllocator()); - req.set_address_hint(reinterpret_cast(hint)); - req.set_size(size); - req.set_mode(prot); - req.set_flags(flags); - req.set_fd(fd); - req.set_rel_offset(offset); - - auto [offer, sendReq, recvResp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(sendReq.error()); - HEL_CHECK(recvResp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recvResp.data(), recvResp.length()); - if(resp.error() == managarm::posix::Errors::ALREADY_EXISTS) { - return EEXIST; - }else if(resp.error() == managarm::posix::Errors::NO_MEMORY) { - return EFAULT; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else { - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *window = reinterpret_cast(resp.offset()); - } - - return 0; -} - -int sys_vm_remap(void *pointer, size_t size, size_t new_size, void **window) { - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::VM_REMAP); - req.set_address(reinterpret_cast(pointer)); - req.set_size(size); - req.set_new_size(new_size); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *window = reinterpret_cast(resp.offset()); - return 0; -} - -int sys_vm_protect(void *pointer, size_t size, int prot) { - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::VM_PROTECT); - req.set_address(reinterpret_cast(pointer)); - req.set_size(size); - req.set_mode(prot); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; -} - -int sys_vm_unmap(void *pointer, size_t size) { - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::VM_UNMAP); - req.set_address(reinterpret_cast(pointer)); - req.set_size(size); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; -} - -int sys_setsid(pid_t *sid) { - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::SETSID); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::ACCESS_DENIED) { - *sid = -1; - return EPERM; - } - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *sid = resp.sid(); - return 0; -} - -int sys_tcgetattr(int fd, struct termios *attr) { - int result; - if(int e = sys_ioctl(fd, TCGETS, attr, &result); e) - return e; - return 0; -} - -int sys_tcsetattr(int fd, int when, const struct termios *attr) { - if(when < TCSANOW || when > TCSAFLUSH) - return EINVAL; - - if(int e = sys_ioctl(fd, TCSETS, const_cast(attr), nullptr); e) - return e; - return 0; -} - -int sys_tcdrain(int) { - mlibc::infoLogger() << "\e[35mmlibc: tcdrain() is a stub\e[39m" << frg::endlog; - return 0; -} - -int sys_socket(int domain, int type_and_flags, int proto, int *fd) { - constexpr int type_mask = int(0xF); - constexpr int flags_mask = ~int(0xF); - __ensure(!((type_and_flags & flags_mask) & ~(SOCK_CLOEXEC | SOCK_NONBLOCK))); - - SignalGuard sguard; - - managarm::posix::SocketRequest req(getSysdepsAllocator()); - req.set_domain(domain); - req.set_socktype(type_and_flags & type_mask); - req.set_protocol(proto); - req.set_flags(type_and_flags & flags_mask); - - auto [offer, sendReq, recvResp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(sendReq.error()); - HEL_CHECK(recvResp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recvResp.data(), recvResp.length()); - if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EAFNOSUPPORT; - } else { - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *fd = resp.fd(); - return 0; - } -} - -int sys_pipe(int *fds, int flags) { - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::PIPE_CREATE); - req.set_flags(flags); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - __ensure(resp.fds_size() == 2); - fds[0] = resp.fds(0); - fds[1] = resp.fds(1); - return 0; -} - -int sys_socketpair(int domain, int type_and_flags, int proto, int *fds) { - constexpr int type_mask = int(0xF); - constexpr int flags_mask = ~int(0xF); - __ensure(!((type_and_flags & flags_mask) & ~(SOCK_CLOEXEC | SOCK_NONBLOCK))); - - SignalGuard sguard; - - managarm::posix::SockpairRequest req(getSysdepsAllocator()); - req.set_domain(domain); - req.set_socktype(type_and_flags & type_mask); - req.set_protocol(proto); - req.set_flags(type_and_flags & flags_mask); - - auto [offer, sendReq, recvResp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(sendReq.error()); - HEL_CHECK(recvResp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recvResp.data(), recvResp.length()); - if(resp.error() == managarm::posix::Errors::PROTOCOL_NOT_SUPPORTED) { - return EPROTONOSUPPORT; - } else { - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - } - __ensure(resp.fds_size() == 2); - fds[0] = resp.fds(0); - fds[1] = resp.fds(1); - return 0; -} - -int sys_msg_send(int sockfd, const struct msghdr *hdr, int flags, ssize_t *length) { - frg::vector sglist{getSysdepsAllocator()}; - auto handle = getHandleForFd(sockfd); - if (!handle) - return EBADF; - - size_t overall_size = 0; - for(int i = 0; i < hdr->msg_iovlen; i++) { - HelSgItem item{ - .buffer = hdr->msg_iov[i].iov_base, - .length = hdr->msg_iov[i].iov_len, - }; - sglist.push_back(item); - overall_size += hdr->msg_iov[i].iov_len; - } - - SignalGuard sguard; - - managarm::fs::SendMsgRequest req(getSysdepsAllocator()); - req.set_flags(flags); - req.set_size(overall_size); - - for(auto cmsg = CMSG_FIRSTHDR(hdr); cmsg; cmsg = CMSG_NXTHDR(hdr, cmsg)) { - __ensure(cmsg->cmsg_level == SOL_SOCKET); - if(cmsg->cmsg_type == SCM_CREDENTIALS) { - mlibc::infoLogger() << "mlibc: SCM_CREDENTIALS requested but we don't handle that yet!" << frg::endlog; - return EINVAL; - } - __ensure(cmsg->cmsg_type == SCM_RIGHTS); - __ensure(cmsg->cmsg_len >= sizeof(struct cmsghdr)); - - size_t size = cmsg->cmsg_len - CMSG_ALIGN(sizeof(struct cmsghdr)); - __ensure(!(size % sizeof(int))); - for(size_t off = 0; off < size; off += sizeof(int)) { - int fd; - memcpy(&fd, CMSG_DATA(cmsg) + off, sizeof(int)); - req.add_fds(fd); - } - } - - auto [offer, send_head, send_tail, send_data, imbue_creds, send_addr, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::sendBufferSg(sglist.data(), hdr->msg_iovlen), - helix_ng::imbueCredentials(), - helix_ng::sendBuffer(hdr->msg_name, hdr->msg_namelen), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(send_data.error()); - HEL_CHECK(imbue_creds.error()); - HEL_CHECK(send_addr.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SendMsgReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if(resp.error() == managarm::fs::Errors::BROKEN_PIPE) { - return EPIPE; - }else if(resp.error() == managarm::fs::Errors::NOT_CONNECTED) { - return ENOTCONN; - }else if(resp.error() == managarm::fs::Errors::WOULD_BLOCK) { - return EAGAIN; - }else if(resp.error() == managarm::fs::Errors::HOST_UNREACHABLE) { - return EHOSTUNREACH; - }else if(resp.error() == managarm::fs::Errors::ACCESS_DENIED) { - return EACCES; - }else if(resp.error() == managarm::fs::Errors::NETWORK_UNREACHABLE) { - return ENETUNREACH; - }else if(resp.error() == managarm::fs::Errors::DESTINATION_ADDRESS_REQUIRED) { - return EDESTADDRREQ; - }else if(resp.error() == managarm::fs::Errors::ADDRESS_NOT_AVAILABLE) { - return EADDRNOTAVAIL; - }else if(resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - }else if(resp.error() == managarm::fs::Errors::AF_NOT_SUPPORTED) { - return EAFNOSUPPORT; - }else if(resp.error() == managarm::fs::Errors::MESSAGE_TOO_LARGE) { - return EMSGSIZE; - }else{ - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *length = resp.size(); - return 0; - } -} - -int sys_msg_recv(int sockfd, struct msghdr *hdr, int flags, ssize_t *length) { - if(!hdr->msg_iovlen) { - return EMSGSIZE; - } - - auto handle = getHandleForFd(sockfd); - if (!handle) - return EBADF; - - SignalGuard sguard; - - managarm::fs::RecvMsgRequest req(getSysdepsAllocator()); - req.set_flags(flags); - req.set_size(hdr->msg_iov[0].iov_len); - req.set_addr_size(hdr->msg_namelen); - req.set_ctrl_size(hdr->msg_controllen); - - auto [offer, send_req, imbue_creds, recv_resp, recv_addr, recv_data, recv_ctrl] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::imbueCredentials(), - helix_ng::recvInline(), - helix_ng::recvBuffer(hdr->msg_name, hdr->msg_namelen), - helix_ng::recvBuffer(hdr->msg_iov[0].iov_base, hdr->msg_iov[0].iov_len), - helix_ng::recvBuffer(hdr->msg_control, hdr->msg_controllen)) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(imbue_creds.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::RecvMsgReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if(resp.error() == managarm::fs::Errors::WOULD_BLOCK) { - return EAGAIN; - }else{ - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - HEL_CHECK(recv_addr.error()); - HEL_CHECK(recv_data.error()); - HEL_CHECK(recv_ctrl.error()); - - hdr->msg_namelen = resp.addr_size(); - hdr->msg_controllen = recv_ctrl.actualLength(); - hdr->msg_flags = resp.flags(); - *length = resp.ret_val(); - return 0; - } -} - -int sys_pselect(int, fd_set *read_set, fd_set *write_set, - fd_set *except_set, const struct timespec *timeout, - const sigset_t *sigmask, int *num_events) { - // TODO: Do not keep errors from epoll (?). - int fd = epoll_create1(0); - if(fd == -1) - return -1; - - for(int k = 0; k < FD_SETSIZE; k++) { - struct epoll_event ev; - memset(&ev, 0, sizeof(struct epoll_event)); - - if(read_set && FD_ISSET(k, read_set)) - ev.events |= EPOLLIN; // TODO: Additional events. - if(write_set && FD_ISSET(k, write_set)) - ev.events |= EPOLLOUT; // TODO: Additional events. - if(except_set && FD_ISSET(k, except_set)) - ev.events |= EPOLLPRI; - - if(!ev.events) - continue; - ev.data.u32 = k; - - if(epoll_ctl(fd, EPOLL_CTL_ADD, k, &ev)) - return -1; - } - - struct epoll_event evnts[16]; - int n = epoll_pwait(fd, evnts, 16, - timeout ? (timeout->tv_sec * 1000 + timeout->tv_nsec / 100) : -1, sigmask); - if(n == -1) - return -1; - - fd_set res_read_set; - fd_set res_write_set; - fd_set res_except_set; - FD_ZERO(&res_read_set); - FD_ZERO(&res_write_set); - FD_ZERO(&res_except_set); - int m = 0; - - for(int i = 0; i < n; i++) { - int k = evnts[i].data.u32; - - if(read_set && FD_ISSET(k, read_set) - && evnts[i].events & (EPOLLIN | EPOLLERR | EPOLLHUP)) { - FD_SET(k, &res_read_set); - m++; - } - - if(write_set && FD_ISSET(k, write_set) - && evnts[i].events & (EPOLLOUT | EPOLLERR | EPOLLHUP)) { - FD_SET(k, &res_write_set); - m++; - } - - if(except_set && FD_ISSET(k, except_set) - && evnts[i].events & EPOLLPRI) { - FD_SET(k, &res_except_set); - m++; - } - } - - if(close(fd)) - __ensure("close() failed on epoll file"); - - if(read_set) - memcpy(read_set, &res_read_set, sizeof(fd_set)); - if(write_set) - memcpy(write_set, &res_write_set, sizeof(fd_set)); - if(except_set) - memcpy(except_set, &res_except_set, sizeof(fd_set)); - - *num_events = m; - return 0; -} - -int sys_poll(struct pollfd *fds, nfds_t count, int timeout, int *num_events) { - __ensure(timeout >= 0 || timeout == -1); // TODO: Report errors correctly. - - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::EPOLL_CALL); - req.set_timeout(timeout > 0 ? int64_t{timeout} * 1000000 : timeout); - - for(nfds_t i = 0; i < count; i++) { - req.add_fds(fds[i].fd); - req.add_events(fds[i].events); - } - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - } else { - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - __ensure(resp.events_size() == count); - - int m = 0; - for(nfds_t i = 0; i < count; i++) { - if(resp.events(i)) - m++; - fds[i].revents = resp.events(i); - } - - *num_events = m; - return 0; - } -} - -int sys_epoll_create(int flags, int *fd) { - // Some applications assume EPOLL_CLOEXEC and O_CLOEXEC to be the same. - // They are on linux, but not yet on managarm. - __ensure(!(flags & ~(EPOLL_CLOEXEC | O_CLOEXEC))); - - SignalGuard sguard; - - uint32_t proto_flags = 0; - if(flags & EPOLL_CLOEXEC || flags & O_CLOEXEC) - proto_flags |= managarm::posix::OpenFlags::OF_CLOEXEC; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::EPOLL_CREATE); - req.set_flags(proto_flags); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *fd = resp.fd(); - return 0; -} - -int sys_epoll_ctl(int epfd, int mode, int fd, struct epoll_event *ev) { - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - if(mode == EPOLL_CTL_ADD) { - __ensure(ev); - req.set_request_type(managarm::posix::CntReqType::EPOLL_ADD); - req.set_flags(ev->events); - req.set_cookie(ev->data.u64); - }else if(mode == EPOLL_CTL_MOD) { - __ensure(ev); - req.set_request_type(managarm::posix::CntReqType::EPOLL_MODIFY); - req.set_flags(ev->events); - req.set_cookie(ev->data.u64); - }else if(mode == EPOLL_CTL_DEL) { - req.set_request_type(managarm::posix::CntReqType::EPOLL_DELETE); - }else{ - mlibc::panicLogger() << "\e[31mmlibc: Illegal epoll_ctl() mode\e[39m" << frg::endlog; - } - req.set_fd(epfd); - req.set_newfd(fd); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::BAD_FD) { - return EBADF; - } else if(resp.error() == managarm::posix::Errors::ALREADY_EXISTS) { - return EEXIST; - } else if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - } else { - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } - return 0; -} - -int sys_epoll_pwait(int epfd, struct epoll_event *ev, int n, - int timeout, const sigset_t *sigmask, int *raised) { - __ensure(timeout >= 0 || timeout == -1); // TODO: Report errors correctly. - - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::EPOLL_WAIT); - req.set_fd(epfd); - req.set_size(n); - req.set_timeout(timeout > 0 ? int64_t{timeout} * 1000000 : timeout); - if(sigmask != NULL) { - req.set_sigmask((long int)*sigmask); - req.set_sigmask_needed(true); - } else { - req.set_sigmask_needed(false); - } - - auto [offer, send_req, recv_resp, recv_data] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline(), - helix_ng::recvBuffer(ev, n * sizeof(struct epoll_event))) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - HEL_CHECK(recv_data.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::BAD_FD) { - return EBADF; - } - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - __ensure(!(recv_data.actualLength() % sizeof(struct epoll_event))); - *raised = recv_data.actualLength() / sizeof(struct epoll_event); - return 0; -} - -int sys_timerfd_create(int clockid, int flags, int *fd) { - (void) clockid; - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::TIMERFD_CREATE); - req.set_flags(flags); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *fd = resp.fd(); - return 0; -} - -int sys_timerfd_settime(int fd, int, - const struct itimerspec *value, struct itimerspec *oldvalue) { - __ensure(!oldvalue); - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::TIMERFD_SETTIME); - req.set_fd(fd); - req.set_time_secs(value->it_value.tv_sec); - req.set_time_nanos(value->it_value.tv_nsec); - req.set_interval_secs(value->it_interval.tv_sec); - req.set_interval_nanos(value->it_interval.tv_nsec); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; -} - -int sys_signalfd_create(const sigset_t *masks, int flags, int *fd) { - __ensure(!(flags & ~(SFD_CLOEXEC | SFD_NONBLOCK))); - - uint32_t proto_flags = 0; - if(flags & SFD_CLOEXEC) - proto_flags |= managarm::posix::OpenFlags::OF_CLOEXEC; - if(flags & SFD_NONBLOCK) - proto_flags |= managarm::posix::OpenFlags::OF_NONBLOCK; - - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::SIGNALFD_CREATE); - req.set_flags(proto_flags); - req.set_sigset(*masks); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *fd = resp.fd(); - return 0; -} - -int sys_inotify_create(int flags, int *fd) { - __ensure(!(flags & ~(IN_CLOEXEC | IN_NONBLOCK))); - - SignalGuard sguard; - - uint32_t proto_flags = 0; - if(flags & IN_CLOEXEC) - proto_flags |= managarm::posix::OpenFlags::OF_CLOEXEC; - if(flags & IN_NONBLOCK) - proto_flags |= managarm::posix::OpenFlags::OF_NONBLOCK; - - managarm::posix::InotifyCreateRequest req(getSysdepsAllocator()); - req.set_flags(proto_flags); - - auto [offer, sendReq, recvResp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(sendReq.error()); - HEL_CHECK(recvResp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recvResp.data(), recvResp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *fd = resp.fd(); - return 0; -} - -int sys_inotify_add_watch(int ifd, const char *path, uint32_t mask, int *wd) { - SignalGuard sguard; - - managarm::posix::InotifyAddRequest req(getSysdepsAllocator()); - req.set_fd(ifd); - req.set_path(frg::string(getSysdepsAllocator(), path)); - req.set_flags(mask); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else if(resp.error() == managarm::posix::Errors::BAD_FD) { - return EBADF; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *wd = resp.wd(); - return 0; - } -} - -int sys_eventfd_create(unsigned int initval, int flags, int *fd) { - SignalGuard sguard; - - uint32_t proto_flags = 0; - if (flags & EFD_NONBLOCK) proto_flags |= managarm::posix::OpenFlags::OF_NONBLOCK; - if (flags & EFD_CLOEXEC) proto_flags |= managarm::posix::OpenFlags::OF_CLOEXEC; - if (flags & EFD_SEMAPHORE) - return ENOSYS; - - managarm::posix::EventfdCreateRequest req(getSysdepsAllocator()); - req.set_flags(proto_flags); - req.set_initval(initval); - - auto [offer, sendReq, recvResp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(sendReq.error()); - HEL_CHECK(recvResp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recvResp.data(), recvResp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *fd = resp.fd(); - return 0; -} - -int sys_open(const char *path, int flags, mode_t mode, int *fd) { - return sys_openat(AT_FDCWD, path, flags, mode, fd); -} - -int sys_openat(int dirfd, const char *path, int flags, mode_t mode, int *fd) { - SignalGuard sguard; - - // We do not support O_TMPFILE. - if(flags & O_TMPFILE) - return EOPNOTSUPP; - - uint32_t proto_flags = 0; - if(flags & O_APPEND) - proto_flags |= managarm::posix::OpenFlags::OF_APPEND; - if(flags & O_CREAT) - proto_flags |= managarm::posix::OpenFlags::OF_CREATE; - if(flags & O_EXCL) - proto_flags |= managarm::posix::OpenFlags::OF_EXCLUSIVE; - if(flags & O_NONBLOCK) - proto_flags |= managarm::posix::OpenFlags::OF_NONBLOCK; - if(flags & O_TRUNC) - proto_flags |= managarm::posix::OpenFlags::OF_TRUNC; - - if(flags & O_CLOEXEC) - proto_flags |= managarm::posix::OpenFlags::OF_CLOEXEC; - if(flags & O_NOCTTY) - proto_flags |= managarm::posix::OpenFlags::OF_NOCTTY; - - if(flags & O_RDONLY) - proto_flags |= managarm::posix::OpenFlags::OF_RDONLY; - else if(flags & O_WRONLY) - proto_flags |= managarm::posix::OpenFlags::OF_WRONLY; - else if(flags & O_RDWR) - proto_flags |= managarm::posix::OpenFlags::OF_RDWR; - else if(flags & O_PATH) - proto_flags |= managarm::posix::OpenFlags::OF_PATH; - - managarm::posix::OpenAtRequest req(getSysdepsAllocator()); - req.set_fd(dirfd); - req.set_path(frg::string(getSysdepsAllocator(), path)); - req.set_flags(proto_flags); - req.set_mode(mode); - - auto [offer, sendHead, sendTail, recvResp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(sendHead.error()); - HEL_CHECK(sendTail.error()); - HEL_CHECK(recvResp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recvResp.data(), recvResp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else if(resp.error() == managarm::posix::Errors::ALREADY_EXISTS) { - return EEXIST; - }else if(resp.error() == managarm::posix::Errors::NOT_A_DIRECTORY) { - return ENOTDIR; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_OPERATION_TARGET) { - mlibc::infoLogger() << "\e[31mmlibc: openat unimplemented for this file " << path << "\e[39m" << frg::endlog; - return EINVAL; - }else if(resp.error() == managarm::posix::Errors::NO_BACKING_DEVICE) { - return ENXIO; - }else if(resp.error() == managarm::posix::Errors::IS_DIRECTORY) { - return EISDIR; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *fd = resp.fd(); - return 0; - } -} - -int sys_mkfifoat(int dirfd, const char *path, mode_t mode) { - SignalGuard sguard; - - managarm::posix::MkfifoAtRequest req(getSysdepsAllocator()); - req.set_fd(dirfd); - req.set_path(frg::string(getSysdepsAllocator(), path)); - req.set_mode(mode); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else if(resp.error() == managarm::posix::Errors::ALREADY_EXISTS) { - return EEXIST; - }else if(resp.error() == managarm::posix::Errors::BAD_FD) { - return EBADF; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else if(resp.error() == managarm::posix::Errors::INTERNAL_ERROR) { - return EIEIO; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -int sys_mknodat(int dirfd, const char *path, int mode, int dev) { - SignalGuard sguard; - - managarm::posix::MknodAtRequest req(getSysdepsAllocator()); - req.set_dirfd(dirfd); - req.set_path(frg::string(getSysdepsAllocator(), path)); - req.set_mode(mode); - req.set_device(dev); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else if(resp.error() == managarm::posix::Errors::ALREADY_EXISTS) { - return EEXIST; - }else if(resp.error() == managarm::posix::Errors::BAD_FD) { - return EBADF; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -int sys_read(int fd, void *data, size_t max_size, ssize_t *bytes_read) { - SignalGuard sguard; - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::READ); - req.set_fd(fd); - req.set_size(max_size); - - frg::string ser(getSysdepsAllocator()); - req.SerializeToString(&ser); - - auto [offer, send_req, imbue_creds, recv_resp, recv_data] = - exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBuffer(ser.data(), ser.size()), - helix_ng::imbueCredentials(), - helix_ng::recvInline(), - helix_ng::recvBuffer(data, max_size) - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(imbue_creds.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); -/* if(resp.error() == managarm::fs::Errors::NO_SUCH_FD) { - return EBADF; - }else*/ - if(resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - }else if(resp.error() == managarm::fs::Errors::WOULD_BLOCK) { - return EAGAIN; - }else if(resp.error() == managarm::fs::Errors::END_OF_FILE) { - *bytes_read = 0; - return 0; - }else{ - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - HEL_CHECK(recv_data.error()); - *bytes_read = recv_data.actualLength(); - return 0; - } -} - -int sys_readv(int fd, const struct iovec *iovs, int iovc, ssize_t *bytes_read) { - for(int i = 0; i < iovc; i++) { - ssize_t intermed = 0; - - if(int e = sys_read(fd, iovs[i].iov_base, iovs[i].iov_len, &intermed); e) - return e; - else if(intermed == 0) - break; - - *bytes_read += intermed; - } - - return 0; -} - -int sys_write(int fd, const void *data, size_t size, ssize_t *bytes_written) { - SignalGuard sguard; - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::WRITE); - req.set_fd(fd); - req.set_size(size); - - auto [offer, send_req, imbue_creds, send_data, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::imbueCredentials(), - helix_ng::sendBuffer(data, size), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(imbue_creds.error()); - HEL_CHECK(send_data.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - // TODO: implement NO_SUCH_FD -/* if(resp.error() == managarm::fs::Errors::NO_SUCH_FD) { - return EBADF; - }else*/ if(resp.error() == managarm::fs::Errors::ILLEGAL_OPERATION_TARGET) { - return EINVAL; // FD does not support writes. - }else if(resp.error() == managarm::fs::Errors::NO_SPACE_LEFT) { - return ENOSPC; - }else if(resp.error() == managarm::fs::Errors::WOULD_BLOCK) { - return EAGAIN; - }else if(resp.error() == managarm::fs::Errors::NOT_CONNECTED) { - return ENOTCONN; - }else{ - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - if(bytes_written) { - *bytes_written = resp.size(); - } - return 0; - } -} - -int sys_pread(int fd, void *buf, size_t n, off_t off, ssize_t *bytes_read) { - SignalGuard sguard; - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_PREAD); - req.set_fd(fd); - req.set_size(n); - req.set_offset(off); - - auto [offer, send_req, imbue_creds, recv_resp, recv_data] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::imbueCredentials(), - helix_ng::recvInline(), - helix_ng::recvBuffer(buf, n)) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(imbue_creds.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); -/* if(resp.error() == managarm::fs::Errors::NO_SUCH_FD) { - return EBADF; - }else*/ - if(resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - }else if(resp.error() == managarm::fs::Errors::WOULD_BLOCK) { - return EAGAIN; - }else if(resp.error() == managarm::fs::Errors::END_OF_FILE) { - *bytes_read = 0; - return 0; - }else{ - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - HEL_CHECK(recv_data.error()); - *bytes_read = recv_data.actualLength(); - return 0; - } -} - -int sys_pwrite(int fd, const void *buf, size_t n, off_t off, ssize_t *bytes_written) { - SignalGuard sguard; - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_PWRITE); - req.set_fd(fd); - req.set_size(n); - req.set_offset(off); - - frg::string ser(getSysdepsAllocator()); - req.SerializeToString(&ser); - - auto [offer, send_head, imbue_creds, to_write, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::imbueCredentials(), - helix_ng::sendBuffer(buf, n), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(imbue_creds.error()); - HEL_CHECK(to_write.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - }else if(resp.error() == managarm::fs::Errors::WOULD_BLOCK) { - return EAGAIN; - }else if(resp.error() == managarm::fs::Errors::NO_SPACE_LEFT) { - return ENOSPC; - }else if(resp.error() == managarm::fs::Errors::SEEK_ON_PIPE) { - return ESPIPE; - }else if(resp.error() == managarm::fs::Errors::ILLEGAL_OPERATION_TARGET) { - return EINVAL; - }else{ - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *bytes_written = n; - return 0; - } -} - -int sys_seek(int fd, off_t offset, int whence, off_t *new_offset) { - SignalGuard sguard; - - auto handle = getHandleForFd(fd); - if(!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_fd(fd); - req.set_rel_offset(offset); - - if(whence == SEEK_SET) { - req.set_req_type(managarm::fs::CntReqType::SEEK_ABS); - }else if(whence == SEEK_CUR) { - req.set_req_type(managarm::fs::CntReqType::SEEK_REL); - }else if(whence == SEEK_END) { - req.set_req_type(managarm::fs::CntReqType::SEEK_EOF); - }else{ - return EINVAL; - } - - frg::string ser(getSysdepsAllocator()); - req.SerializeToString(&ser); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBuffer(ser.data(), ser.size()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::SEEK_ON_PIPE) { - return ESPIPE; - } else if(resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - } else { - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *new_offset = resp.offset(); - return 0; - } -} - - -int sys_close(int fd) { - SignalGuard sguard; - - managarm::posix::CloseRequest req(getSysdepsAllocator()); - req.set_fd(fd); - - auto [offer, sendReq, recvResp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(sendReq.error()); - HEL_CHECK(recvResp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recvResp.data(), recvResp.length()); - - if(resp.error() == managarm::posix::Errors::NO_SUCH_FD) { - return EBADF; - }else if(resp.error() == managarm::posix::Errors::SUCCESS) { - return 0; - }else{ - __ensure(!"Unexpected error"); - __builtin_unreachable(); - } -} - -int sys_dup(int fd, int flags, int *newfd) { - SignalGuard sguard; - - __ensure(!(flags & ~(O_CLOEXEC))); - - uint32_t proto_flags = 0; - if(flags & O_CLOEXEC) - proto_flags |= managarm::posix::OpenFlags::OF_CLOEXEC; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::DUP); - req.set_fd(fd); - req.set_flags(proto_flags); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if (resp.error() == managarm::posix::Errors::BAD_FD) { - return EBADF; - } else if (resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - } else { - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - } - - *newfd = resp.fd(); - return 0; -} - -int sys_dup2(int fd, int flags, int newfd) { - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::DUP2); - req.set_fd(fd); - req.set_newfd(newfd); - req.set_flags(flags); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if (resp.error() == managarm::posix::Errors::BAD_FD) { - return EBADF; - } else if (resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - } else { - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - } - - return 0; -} - -int sys_stat(fsfd_target fsfdt, int fd, const char *path, int flags, struct stat *result) { - SignalGuard sguard; - - managarm::posix::FstatAtRequest req(getSysdepsAllocator()); - if (fsfdt == fsfd_target::path) { - req.set_fd(AT_FDCWD); - req.set_path(frg::string(getSysdepsAllocator(), path)); - } else if (fsfdt == fsfd_target::fd) { - flags |= AT_EMPTY_PATH; - req.set_fd(fd); - } else { - __ensure(fsfdt == fsfd_target::fd_path); - req.set_fd(fd); - req.set_path(frg::string(getSysdepsAllocator(), path)); - } - - if (flags & ~(AT_SYMLINK_NOFOLLOW | AT_EMPTY_PATH)) { - return EINVAL; - } - - if (!(flags & AT_EMPTY_PATH) && (!path || !strlen(path))) { - return ENOENT; - } - - req.set_flags(flags); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else if(resp.error() == managarm::posix::Errors::BAD_FD) { - return EBADF; - }else if(resp.error() == managarm::posix::Errors::NOT_A_DIRECTORY) { - return ENOTDIR; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - memset(result, 0, sizeof(struct stat)); - - switch(resp.file_type()) { - case managarm::posix::FileType::FT_REGULAR: - result->st_mode = S_IFREG; break; - case managarm::posix::FileType::FT_DIRECTORY: - result->st_mode = S_IFDIR; break; - case managarm::posix::FileType::FT_SYMLINK: - result->st_mode = S_IFLNK; break; - case managarm::posix::FileType::FT_CHAR_DEVICE: - result->st_mode = S_IFCHR; break; - case managarm::posix::FileType::FT_BLOCK_DEVICE: - result->st_mode = S_IFBLK; break; - case managarm::posix::FileType::FT_SOCKET: - result->st_mode = S_IFSOCK; break; - case managarm::posix::FileType::FT_FIFO: - result->st_mode = S_IFIFO; break; - default: - __ensure(!resp.file_type()); - } - - result->st_dev = 1; - result->st_ino = resp.fs_inode(); - result->st_mode |= resp.mode(); - result->st_nlink = resp.num_links(); - result->st_uid = resp.uid(); - result->st_gid = resp.gid(); - result->st_rdev = resp.ref_devnum(); - result->st_size = resp.file_size(); - result->st_atim.tv_sec = resp.atime_secs(); - result->st_atim.tv_nsec = resp.atime_nanos(); - result->st_mtim.tv_sec = resp.mtime_secs(); - result->st_mtim.tv_nsec = resp.mtime_nanos(); - result->st_ctim.tv_sec = resp.ctime_secs(); - result->st_ctim.tv_nsec = resp.ctime_nanos(); - result->st_blksize = 4096; - result->st_blocks = resp.file_size() / 512 + 1; - return 0; - } -} - -int sys_readlink(const char *path, void *data, size_t max_size, ssize_t *length) { - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::READLINK); - req.set_path(frg::string(getSysdepsAllocator(), path)); - - auto [offer, send_req, recv_resp, recv_data] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline(), - helix_ng::recvBuffer(data, max_size)) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *length = recv_data.actualLength(); - return 0; - } -} - -int sys_rmdir(const char *path) { - SignalGuard sguard; - - managarm::posix::RmdirRequest req(getSysdepsAllocator()); - req.set_path(frg::string(getSysdepsAllocator(), path)); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -int sys_ftruncate(int fd, size_t size) { - SignalGuard sguard; - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_TRUNCATE); - req.set_size(size); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::ILLEGAL_OPERATION_TARGET) { - return EINVAL; - } else { - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - return 0; - } -} - -int sys_fallocate(int fd, off_t offset, size_t size) { - SignalGuard sguard; - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_FALLOCATE); - req.set_rel_offset(offset); - req.set_size(size); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::ILLEGAL_OPERATION_TARGET) { - return EINVAL; - }else if(resp.error() == managarm::fs::Errors::INSUFFICIENT_PERMISSIONS) { - return EPERM; - }else if(resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - }else{ - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - return 0; - } - return 0; -} - -int sys_unlinkat(int fd, const char *path, int flags) { - SignalGuard sguard; - - managarm::posix::UnlinkAtRequest req(getSysdepsAllocator()); - req.set_fd(fd); - req.set_path(frg::string(getSysdepsAllocator(), path)); - req.set_flags(flags); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else if(resp.error() == managarm::posix::Errors::RESOURCE_IN_USE) { - return EBUSY; - }else if(resp.error() == managarm::posix::Errors::IS_DIRECTORY) { - return EISDIR; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -int sys_access(const char *path, int mode) { - return sys_faccessat(AT_FDCWD, path, mode, 0); -} - -int sys_faccessat(int dirfd, const char *pathname, int, int flags) { - SignalGuard sguard; - - managarm::posix::AccessAtRequest req(getSysdepsAllocator()); - req.set_path(frg::string(getSysdepsAllocator(), pathname)); - req.set_fd(dirfd); - req.set_flags(flags); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else if(resp.error() == managarm::posix::Errors::NO_SUCH_FD) { - return EBADF; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -int sys_flock(int fd, int opts) { - SignalGuard sguard; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::FLOCK); - req.set_fd(fd); - req.set_flock_flags(opts); - auto handle = getHandleForFd(fd); - if(!handle) { - return EBADF; - } - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::WOULD_BLOCK) { - return EWOULDBLOCK; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - } else { - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -int sys_isatty(int fd) { - SignalGuard sguard; - - managarm::posix::IsTtyRequest req(getSysdepsAllocator()); - req.set_fd(fd); - - auto [offer, sendReq, recvResp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(sendReq.error()); - HEL_CHECK(recvResp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recvResp.data(), recvResp.length()); - if(resp.error() == managarm::posix::Errors::NO_SUCH_FD) { - return EBADF; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - if(resp.mode()) - return 0; - return ENOTTY; - } -} - -int sys_chmod(const char *pathname, mode_t mode) { - return sys_fchmodat(AT_FDCWD, pathname, mode, 0); -} - -int sys_fchmod(int fd, mode_t mode) { - return sys_fchmodat(fd, "", mode, AT_EMPTY_PATH); -} - -int sys_fchmodat(int fd, const char *pathname, mode_t mode, int flags) { - SignalGuard sguard; - - managarm::posix::FchmodAtRequest req(getSysdepsAllocator()); - req.set_fd(fd); - req.set_path(frg::string(getSysdepsAllocator(), pathname)); - req.set_mode(mode); - req.set_flags(flags); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else if(resp.error() == managarm::posix::Errors::NO_SUCH_FD) { - return EBADF; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else if(resp.error() == managarm::posix::Errors::NOT_SUPPORTED) { - return ENOTSUP; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -int sys_fchownat(int dirfd, const char *pathname, uid_t owner, gid_t group, int flags) { - (void)dirfd; - (void)pathname; - (void)owner; - (void)group; - (void)flags; - mlibc::infoLogger() << "mlibc: sys_fchownat is a stub!" << frg::endlog; - return 0; -} - -int sys_umask(mode_t mode, mode_t *old) { - (void)mode; - mlibc::infoLogger() << "mlibc: sys_umask is a stub, hardcoding 022!" << frg::endlog; - *old = 022; - return 0; -} - -int sys_utimensat(int dirfd, const char *pathname, const struct timespec times[2], int flags) { - SignalGuard sguard; - - managarm::posix::UtimensAtRequest req(getSysdepsAllocator()); - req.set_fd(dirfd); - if(pathname != nullptr) - req.set_path(frg::string(getSysdepsAllocator(), pathname)); - if(times) { - req.set_atimeSec(times[0].tv_sec); - req.set_atimeNsec(times[0].tv_nsec); - req.set_mtimeSec(times[1].tv_sec); - req.set_mtimeNsec(times[1].tv_nsec); - } else { - req.set_atimeSec(UTIME_NOW); - req.set_atimeNsec(UTIME_NOW); - req.set_mtimeSec(UTIME_NOW); - req.set_mtimeNsec(UTIME_NOW); - } - req.set_flags(flags); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) { - return ENOENT; - }else if(resp.error() == managarm::posix::Errors::NO_SUCH_FD) { - return EBADF; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else if(resp.error() == managarm::posix::Errors::NOT_SUPPORTED) { - return ENOTSUP; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -int sys_getentropy(void *buffer, size_t length) { - SignalGuard sguard; - auto p = reinterpret_cast(buffer); - size_t n = 0; - - while(n < length) { - size_t chunk; - HEL_CHECK(helGetRandomBytes(p + n, length - n, &chunk)); - n+= chunk; - } - - return 0; -} - -int sys_gethostname(char *buffer, size_t bufsize) { - SignalGuard sguard; - mlibc::infoLogger() << "mlibc: gethostname always returns managarm" << frg::endlog; - char name[10] = "managarm\0"; - if(bufsize < 10) - return ENAMETOOLONG; - strncpy(buffer, name, 10); - return 0; -} - -int sys_fsync(int) { - mlibc::infoLogger() << "mlibc: fsync is a stub" << frg::endlog; - return 0; -} - -int sys_memfd_create(const char *name, int flags, int *fd) { - SignalGuard sguard; - - managarm::posix::MemFdCreateRequest req(getSysdepsAllocator()); - req.set_name(frg::string(getSysdepsAllocator(), name)); - req.set_flags(flags); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - } - - *fd = resp.fd(); - - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; -} - -int sys_uname(struct utsname *buf) { - __ensure(buf); - mlibc::infoLogger() << "\e[31mmlibc: uname() returns static information\e[39m" << frg::endlog; - strcpy(buf->sysname, "Managarm"); - strcpy(buf->nodename, "managarm"); - strcpy(buf->release, "0.0.1-rolling"); - strcpy(buf->version, "Managarm is not Managram"); -#if defined(__x86_64__) - strcpy(buf->machine, "x86_64"); -#elif defined (__aarch64__) - strcpy(buf->machine, "aarch64"); -#else -# error Unknown architecture -#endif - - return 0; -} - -int sys_madvise(void *, size_t, int) { - mlibc::infoLogger() << "mlibc: sys_madvise is a stub!" << frg::endlog; - return 0; -} - -int sys_ptsname(int fd, char *buffer, size_t length) { - int index; - if(int e = sys_ioctl(fd, TIOCGPTN, &index, NULL); e) - return e; - if((size_t)snprintf(buffer, length, "/dev/pts/%d", index) >= length) { - return ERANGE; - } - return 0; -} - -int sys_unlockpt(int fd) { - int unlock = 0; - - if(int e = sys_ioctl(fd, TIOCSPTLCK, &unlock, NULL); e) - return e; - - return 0; -} - -} //namespace mlibc - diff --git a/lib/mlibc/sysdeps/managarm/generic/fork-exec.cpp b/lib/mlibc/sysdeps/managarm/generic/fork-exec.cpp deleted file mode 100644 index 8da0e1e..0000000 --- a/lib/mlibc/sysdeps/managarm/generic/fork-exec.cpp +++ /dev/null @@ -1,744 +0,0 @@ - -// for _Exit() -#include - -#include -#include - -// for fork() and execve() -#include -// for sched_yield() -#include -#include -// for getrusage() -#include -// for waitpid() -#include -#include - -#include -#include -#include -#include -#include -#include -#include -#include - -namespace mlibc { - -int sys_futex_tid() { - HelWord tid = 0; - HEL_CHECK(helSyscall0_1(kHelCallSuper + posix::superGetTid, - &tid)); - - return tid; -} - -int sys_futex_wait(int *pointer, int expected, const struct timespec *time) { - // This implementation is inherently signal-safe. - if(time) { - if(helFutexWait(pointer, expected, time->tv_nsec + time->tv_sec * 1000000000)) - return -1; - return 0; - } - if(helFutexWait(pointer, expected, -1)) - return -1; - return 0; -} - -int sys_futex_wake(int *pointer) { - // This implementation is inherently signal-safe. - if(helFutexWake(pointer)) - return -1; - return 0; -} - -int sys_waitpid(pid_t pid, int *status, int flags, struct rusage *ru, pid_t *ret_pid) { - if(ru) { - mlibc::infoLogger() << "mlibc: struct rusage in sys_waitpid is unsupported" << frg::endlog; - return ENOSYS; - } - - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::WAIT); - req.set_pid(pid); - req.set_flags(flags); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - } - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - if(status) - *status = resp.mode(); - *ret_pid = resp.pid(); - return 0; -} - -int sys_waitid(idtype_t idtype, id_t id, siginfo_t *info, int options) { - SignalGuard sguard; - - managarm::posix::WaitIdRequest req(getSysdepsAllocator()); - - req.set_idtype(idtype); - req.set_id(id); - req.set_flags(options); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::WaitIdResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - } - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - info->si_pid = resp.pid(); - info->si_uid = resp.uid(); - info->si_signo = SIGCHLD; - info->si_status = resp.sig_status(); - info->si_code = resp.sig_code(); - return 0; -} - -void sys_exit(int status) { - // This implementation is inherently signal-safe. - HEL_CHECK(helSyscall1(kHelCallSuper + posix::superExit, status)); - __builtin_trap(); -} - -void sys_yield() { - // This implementation is inherently signal-safe. - HEL_CHECK(helYield()); -} - -int sys_sleep(time_t *secs, long *nanos) { - SignalGuard sguard; - globalQueue.trim(); - - uint64_t now; - HEL_CHECK(helGetClock(&now)); - - uint64_t async_id; - HEL_CHECK(helSubmitAwaitClock(now + uint64_t(*secs) * 1000000000 + uint64_t(*nanos), - globalQueue.getQueue(), 0, &async_id)); - - auto element = globalQueue.dequeueSingle(); - auto result = parseSimple(element); - HEL_CHECK(result->error); - - *secs = 0; - *nanos = 0; - - return 0; -} - -int sys_fork(pid_t *child) { - // This implementation is inherently signal-safe. - int res; - - sigset_t full_sigset; - res = sigfillset(&full_sigset); - __ensure(!res); - - sigset_t former_sigset; - res = sigprocmask(SIG_SETMASK, &full_sigset, &former_sigset); - __ensure(!res); - - HelWord out; - HEL_CHECK(helSyscall0_1(kHelCallSuper + posix::superFork, &out)); - *child = out; - - if(!out) { - clearCachedInfos(); - globalQueue.recreateQueue(); - } - - res = sigprocmask(SIG_SETMASK, &former_sigset, nullptr); - __ensure(!res); - - return 0; -} - -int sys_execve(const char *path, char *const argv[], char *const envp[]) { - // TODO: Make this function signal-safe! - frg::string args_area(getSysdepsAllocator()); - for(auto it = argv; *it; ++it) - args_area += frg::string_view{*it, strlen(*it) + 1}; - - frg::string env_area(getSysdepsAllocator()); - for(auto it = envp; *it; ++it) - env_area += frg::string_view{*it, strlen(*it) + 1}; - - uintptr_t out; - - HEL_CHECK(helSyscall6_1(kHelCallSuper + posix::superExecve, - reinterpret_cast(path), - strlen(path), - reinterpret_cast(args_area.data()), - args_area.size(), - reinterpret_cast(env_area.data()), - env_area.size(), - &out)); - - return out; -} - -gid_t sys_getgid() { - SignalGuard sguard; - - managarm::posix::GetGidRequest req(getSysdepsAllocator()); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return resp.uid(); -} - -int sys_setgid(gid_t gid) { - SignalGuard sguard; - - managarm::posix::SetGidRequest req(getSysdepsAllocator()); - - req.set_uid(gid); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::ACCESS_DENIED) { - return EPERM; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -gid_t sys_getegid() { - SignalGuard sguard; - - managarm::posix::GetEgidRequest req(getSysdepsAllocator()); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return resp.uid(); -} - -int sys_setegid(gid_t egid) { - SignalGuard sguard; - - managarm::posix::SetEgidRequest req(getSysdepsAllocator()); - - req.set_uid(egid); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::ACCESS_DENIED) { - return EPERM; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -uid_t sys_getuid() { - SignalGuard sguard; - - managarm::posix::GetUidRequest req(getSysdepsAllocator()); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return resp.uid(); -} - -int sys_setuid(uid_t uid) { - SignalGuard sguard; - - managarm::posix::SetUidRequest req(getSysdepsAllocator()); - - req.set_uid(uid); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::ACCESS_DENIED) { - return EPERM; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -uid_t sys_geteuid() { - SignalGuard sguard; - - managarm::posix::GetEuidRequest req(getSysdepsAllocator()); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return resp.uid(); -} - -int sys_seteuid(uid_t euid) { - SignalGuard sguard; - - managarm::posix::SetEuidRequest req(getSysdepsAllocator()); - - req.set_uid(euid); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::ACCESS_DENIED) { - return EPERM; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -pid_t sys_gettid() { - // TODO: use an actual gettid syscall. - return sys_getpid(); -} - -pid_t sys_getpid() { - SignalGuard sguard; - - managarm::posix::GetPidRequest req(getSysdepsAllocator()); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return resp.pid(); -} - -pid_t sys_getppid() { - SignalGuard sguard; - - managarm::posix::GetPpidRequest req(getSysdepsAllocator()); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return resp.pid(); -} - -int sys_getsid(pid_t pid, pid_t *sid) { - SignalGuard sguard; - - managarm::posix::GetSidRequest req(getSysdepsAllocator()); - req.set_pid(pid); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::NO_SUCH_RESOURCE) { - *sid = 0; - return ESRCH; - } else { - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *sid = resp.pid(); - return 0; - } -} - -int sys_getpgid(pid_t pid, pid_t *pgid) { - SignalGuard sguard; - - managarm::posix::GetPgidRequest req(getSysdepsAllocator()); - req.set_pid(pid); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::NO_SUCH_RESOURCE) { - *pgid = 0; - return ESRCH; - } else { - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *pgid = resp.pid(); - return 0; - } -} - -int sys_setpgid(pid_t pid, pid_t pgid) { - SignalGuard sguard; - - managarm::posix::SetPgidRequest req(getSysdepsAllocator()); - - req.set_pid(pid); - req.set_pgid(pgid); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::posix::Errors::INSUFFICIENT_PERMISSION) { - return EPERM; - }else if(resp.error() == managarm::posix::Errors::NO_SUCH_RESOURCE) { - return ESRCH; - }else if(resp.error() == managarm::posix::Errors::ACCESS_DENIED) { - return EACCES; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } -} - -int sys_getrusage(int scope, struct rusage *usage) { - memset(usage, 0, sizeof(struct rusage)); - - SignalGuard sguard; - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::GET_RESOURCE_USAGE); - req.set_mode(scope); - - auto [offer, send_head, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - - usage->ru_utime.tv_sec = resp.ru_user_time() / 1'000'000'000; - usage->ru_utime.tv_usec = (resp.ru_user_time() % 1'000'000'000) / 1'000; - - return 0; -} - -int sys_getschedparam(void *tcb, int *policy, struct sched_param *param) { - if(tcb != mlibc::get_current_tcb()) { - return ESRCH; - } - - *policy = SCHED_OTHER; - int prio = 0; - // TODO(no92): use helGetPriority(kHelThisThread) here - mlibc::infoLogger() << "\e[31mlibc: sys_getschedparam always returns priority 0\e[39m" << frg::endlog; - param->sched_priority = prio; - - return 0; -} - -int sys_setschedparam(void *tcb, int policy, const struct sched_param *param) { - if(tcb != mlibc::get_current_tcb()) { - return ESRCH; - } - - if(policy != SCHED_OTHER) { - return EINVAL; - } - - HEL_CHECK(helSetPriority(kHelThisThread, param->sched_priority)); - - return 0; -} - -int sys_clone(void *tcb, pid_t *pid_out, void *stack) { - HelWord pid = 0; - HEL_CHECK(helSyscall2_1(kHelCallSuper + posix::superClone, - reinterpret_cast(__mlibc_start_thread), - reinterpret_cast(stack), - &pid)); - - if (pid_out) - *pid_out = pid; - - return 0; -} - -int sys_tcb_set(void *pointer) { -#if defined(__aarch64__) - uintptr_t addr = reinterpret_cast(pointer); - addr += sizeof(Tcb) - 0x10; - asm volatile ("msr tpidr_el0, %0" :: "r"(addr)); -#else - HEL_CHECK(helWriteFsBase(pointer)); -#endif - return 0; -} - -void sys_thread_exit() { - // This implementation is inherently signal-safe. - HEL_CHECK(helSyscall1(kHelCallSuper + posix::superExit, 0)); - __builtin_trap(); -} - -int sys_thread_setname(void *tcb, const char *name) { - if(strlen(name) > 15) { - return ERANGE; - } - - auto t = reinterpret_cast(tcb); - char *path; - int cs = 0; - - if(asprintf(&path, "/proc/self/task/%d/comm", t->tid) < 0) { - return ENOMEM; - } - - pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs); - - int fd; - if(int e = sys_open(path, O_WRONLY, 0, &fd); e) { - return e; - } - - if(int e = sys_write(fd, name, strlen(name) + 1, NULL)) { - return e; - } - - sys_close(fd); - - pthread_setcancelstate(cs, 0); - - return 0; -} - -int sys_thread_getname(void *tcb, char *name, size_t size) { - auto t = reinterpret_cast(tcb); - char *path; - int cs = 0; - ssize_t real_size = 0; - - if(asprintf(&path, "/proc/self/task/%d/comm", t->tid) < 0) { - return ENOMEM; - } - - pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cs); - - int fd; - if(int e = sys_open(path, O_RDONLY | O_CLOEXEC, 0, &fd); e) { - return e; - } - - if(int e = sys_read(fd, name, size, &real_size)) { - return e; - } - - name[real_size - 1] = 0; - sys_close(fd); - - pthread_setcancelstate(cs, 0); - - if(static_cast(size) <= real_size) { - return ERANGE; - } - - return 0; -} - - -} //namespace mlibc - diff --git a/lib/mlibc/sysdeps/managarm/generic/ioctl.cpp b/lib/mlibc/sysdeps/managarm/generic/ioctl.cpp deleted file mode 100644 index 384c09e..0000000 --- a/lib/mlibc/sysdeps/managarm/generic/ioctl.cpp +++ /dev/null @@ -1,708 +0,0 @@ -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include - -#include -#include - -namespace mlibc { - -static constexpr bool logIoctls = false; - -int ioctl_drm(int fd, unsigned long request, void *arg, int *result, HelHandle handle); - -int sys_ioctl(int fd, unsigned long request, void *arg, int *result) { - if(logIoctls) - mlibc::infoLogger() << "mlibc: ioctl with" - << " type: 0x" << frg::hex_fmt(_IOC_TYPE(request)) - << ", number: 0x" << frg::hex_fmt(_IOC_NR(request)) - << " (raw request: " << frg::hex_fmt(request) << ")" - << " on fd " << fd << frg::endlog; - - SignalGuard sguard; - auto handle = getHandleForFd(fd); - if(!handle) - return EBADF; - - if(_IOC_TYPE(request) == 'd') { - return ioctl_drm(fd, request, arg, result, handle); - } - - managarm::fs::IoctlRequest ioctl_req(getSysdepsAllocator()); - - switch(request) { - case FIONBIO: { - auto mode = reinterpret_cast(arg); - int flags = fcntl(fd, F_GETFL, 0); - if(*mode) { - fcntl(fd, F_SETFL, flags | O_NONBLOCK); - }else{ - fcntl(fd, F_SETFL, flags & ~O_NONBLOCK); - } - return 0; - } - case FIONREAD: { - auto argp = reinterpret_cast(arg); - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - if(!argp) - return EINVAL; - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(FIONREAD); - - auto [offer, send_ioctl_req, send_req, recv_resp] = - exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::NOT_CONNECTED) { - return ENOTCONN; - } else { - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - *argp = resp.fionread_count(); - - return 0; - } - } - case FIOCLEX: { - managarm::posix::IoctlFioclexRequest req(getSysdepsAllocator()); - req.set_fd(fd); - - auto [offer, sendReq, recvResp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(sendReq.error()); - if(recvResp.error() == kHelErrDismissed) - return EINVAL; - HEL_CHECK(recvResp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recvResp.data(), recvResp.length()); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; - } - case TCGETS: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - auto [offer, send_ioctl_req, send_req, recv_resp, recv_attrs] = exchangeMsgsSync(handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline(), - helix_ng::recvBuffer(param, sizeof(struct termios)) - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - if(send_req.error() == kHelErrDismissed) - return EINVAL; - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - HEL_CHECK(recv_attrs.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - __ensure(recv_attrs.actualLength() == sizeof(struct termios)); - *result = resp.result(); - return 0; - } - case TCSETS: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - auto [offer, send_ioctl_req, send_req, send_attrs, recv_resp] = exchangeMsgsSync(handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::sendBuffer(param, sizeof(struct termios)), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - if(send_req.error() == kHelErrDismissed) - return EINVAL; - HEL_CHECK(send_req.error()); - HEL_CHECK(send_attrs.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - if(result) - *result = resp.result(); - return 0; - } - case TIOCSCTTY: { - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - auto [offer, send_ioctl_req, send_req, imbue_creds, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::imbueCredentials(), - helix_ng::recvInline()) - ); - - HEL_CHECK(offer.error()); - if(send_req.error() == kHelErrDismissed) - return EINVAL; - HEL_CHECK(send_ioctl_req.error()); - HEL_CHECK(imbue_creds.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if(resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - }else if(resp.error() == managarm::fs::Errors::INSUFFICIENT_PERMISSIONS) { - return EPERM; - } - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *result = resp.result(); - return 0; - } - case TIOCGWINSZ: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync(handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - if(send_req.error() == kHelErrDismissed) - return EINVAL; - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::ILLEGAL_OPERATION_TARGET) - return EINVAL; - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - *result = resp.result(); - param->ws_col = resp.pts_width(); - param->ws_row = resp.pts_height(); - param->ws_xpixel = resp.pts_pixel_width(); - param->ws_ypixel = resp.pts_pixel_height(); - return 0; - } - case TIOCSWINSZ: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_pts_width(param->ws_col); - req.set_pts_height(param->ws_row); - req.set_pts_pixel_width(param->ws_xpixel); - req.set_pts_pixel_height(param->ws_ypixel); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - if(send_req.error() == kHelErrDismissed) - return EINVAL; - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - *result = resp.result(); - return 0; - } - case TIOCGPTN: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - if(send_req.error() == kHelErrDismissed) - return EINVAL; - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *param = resp.pts_index(); - if(result) - *result = resp.result(); - return 0; - } - case TIOCGPGRP: { - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - frg::string ser(getSysdepsAllocator()); - req.SerializeToString(&ser); - - auto [offer, send_ioctl_req, send_req, imbue_creds, recv_resp] = - exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBuffer(ser.data(), ser.size()), - helix_ng::imbueCredentials(), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - if(send_req.error()) - return EINVAL; - HEL_CHECK(send_req.error()); - HEL_CHECK(imbue_creds.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::NOT_A_TERMINAL) { - return ENOTTY; - } - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *result = resp.result(); - *static_cast(arg) = resp.pid(); - return 0; - } - case TIOCSPGRP: { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_pgid(*param); - - frg::string ser(getSysdepsAllocator()); - req.SerializeToString(&ser); - - auto [offer, send_ioctl_req, send_req, imbue_creds, recv_resp] = - exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBuffer(ser.data(), ser.size()), - helix_ng::imbueCredentials(), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - if(send_req.error() == kHelErrDismissed) - return EINVAL; - HEL_CHECK(send_req.error()); - HEL_CHECK(imbue_creds.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::INSUFFICIENT_PERMISSIONS) { - return EPERM; - } else if(resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - } - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *result = resp.result(); - return 0; - } - case TIOCGSID: { - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - frg::string ser(getSysdepsAllocator()); - req.SerializeToString(&ser); - - auto [offer, send_ioctl_req, send_req, imbue_creds, recv_resp] = - exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBuffer(ser.data(), ser.size()), - helix_ng::imbueCredentials(), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - if(send_ioctl_req.error()) - return EINVAL; - HEL_CHECK(send_ioctl_req.error()); - if(send_req.error()) - return EINVAL; - HEL_CHECK(send_req.error()); - if(imbue_creds.error() == kHelErrDismissed) - return EINVAL; - HEL_CHECK(imbue_creds.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::NOT_A_TERMINAL) { - return ENOTTY; - } - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *result = resp.result(); - *static_cast(arg) = resp.pid(); - return 0; - } - case CDROM_GET_CAPABILITY: { - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - - frg::string ser(getSysdepsAllocator()); - req.SerializeToString(&ser); - - auto [offer, send_ioctl_req, send_req, recv_resp] = - exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBuffer(ser.data(), ser.size()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - if(send_ioctl_req.error()) - return EINVAL; - HEL_CHECK(send_ioctl_req.error()); - if(send_req.error()) - return EINVAL; - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::NOT_A_TERMINAL) { - return ENOTTY; - } - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *result = resp.result(); - return 0; - } - } // end of switch() - - - if(_IOC_TYPE(request) == 'E' - && _IOC_NR(request) == _IOC_NR(EVIOCGVERSION)) { - *reinterpret_cast(arg) = 0x010001; // should be EV_VERSION - *result = 0; - return 0; - }else if(_IOC_TYPE(request) == 'E' - && _IOC_NR(request) == _IOC_NR(EVIOCGID)) { - memset(arg, 0, sizeof(struct input_id)); - *result = 0; - return 0; - }else if(_IOC_TYPE(request) == 'E' - && _IOC_NR(request) == _IOC_NR(EVIOCGNAME(0))) { - const char *s = "Managarm generic evdev"; - auto chunk = frg::min(_IOC_SIZE(request), strlen(s) + 1); - memcpy(arg, s, chunk); - *result = chunk; - return 0; - }else if(_IOC_TYPE(request) == 'E' - && _IOC_NR(request) == _IOC_NR(EVIOCGPHYS(0))) { - // Returns the sysfs path of the device. - const char *s = "input0"; - auto chunk = frg::min(_IOC_SIZE(request), strlen(s) + 1); - memcpy(arg, s, chunk); - *result = chunk; - return 0; - }else if(_IOC_TYPE(request) == 'E' - && _IOC_NR(request) == _IOC_NR(EVIOCGUNIQ(0))) { - // Returns a unique ID for the device. - const char *s = "0"; - auto chunk = frg::min(_IOC_SIZE(request), strlen(s) + 1); - memcpy(arg, s, chunk); - *result = chunk; - return 0; - }else if(_IOC_TYPE(request) == 'E' - && _IOC_NR(request) == _IOC_NR(EVIOCGPROP(0))) { - // Returns a bitmask of properties of the device. - auto size = _IOC_SIZE(request); - memset(arg, 0, size); - *result = size; - return 0; - }else if(_IOC_TYPE(request) == 'E' - && _IOC_NR(request) == _IOC_NR(EVIOCGKEY(0))) { - // Returns the current key state. - auto size = _IOC_SIZE(request); - memset(arg, 0, size); - *result = size; - return 0; - }else if(_IOC_TYPE(request) == 'E' - && _IOC_NR(request) == _IOC_NR(EVIOCGLED(0))) { - // Returns the current LED state. - auto size = _IOC_SIZE(request); - memset(arg, 0, size); - *result = size; - return 0; - }else if(_IOC_TYPE(request) == 'E' - && _IOC_NR(request) == _IOC_NR(EVIOCGSW(0))) { - auto size = _IOC_SIZE(request); - memset(arg, 0, size); - *result = size; - return 0; - }else if(_IOC_TYPE(request) == 'E' - && _IOC_NR(request) >= _IOC_NR(EVIOCGBIT(0, 0)) - && _IOC_NR(request) <= _IOC_NR(EVIOCGBIT(EV_MAX, 0))) { - // Returns a bitmask of capabilities of the device. - // If type is zero, return a mask of supported types. - // As EV_SYN is zero, this implies that it is impossible - // to get the mask of supported synthetic events. - auto type = _IOC_NR(request) - _IOC_NR(EVIOCGBIT(0, 0)); - if(!type) { - // TODO: Check with the Linux ABI if we have to do this. - memset(arg, 0, _IOC_SIZE(request)); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(EVIOCGBIT(0, 0)); - req.set_size(_IOC_SIZE(request)); - - auto [offer, send_ioctl_req, send_req, recv_resp, recv_data] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline(), - helix_ng::recvBuffer(arg, _IOC_SIZE(request))) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - if(send_req.error() == kHelErrDismissed) - return EINVAL; - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - HEL_CHECK(recv_data.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *result = recv_data.actualLength(); - return 0; - }else{ - // TODO: Check with the Linux ABI if we have to do this. - memset(arg, 0, _IOC_SIZE(request)); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(EVIOCGBIT(1, 0)); - req.set_input_type(type); - req.set_size(_IOC_SIZE(request)); - - auto [offer, send_ioctl_req, send_req, recv_resp, recv_data] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline(), - helix_ng::recvBuffer(arg, _IOC_SIZE(request))) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - if(send_req.error() == kHelErrDismissed) - return EINVAL; - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - HEL_CHECK(recv_data.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *result = recv_data.actualLength(); - return 0; - } - }else if(_IOC_TYPE(request) == 'E' - && _IOC_NR(request) == _IOC_NR(EVIOCSCLOCKID)) { - auto param = reinterpret_cast(arg); - - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(request); - req.set_input_clock(*param); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync(handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - if(send_req.error() == kHelErrDismissed) - return EINVAL; - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *result = resp.result(); - return 0; - }else if(_IOC_TYPE(request) == 'E' - && _IOC_NR(request) >= _IOC_NR(EVIOCGABS(0)) - && _IOC_NR(request) <= _IOC_NR(EVIOCGABS(ABS_MAX))) { - auto param = reinterpret_cast(arg); - - auto type = _IOC_NR(request) - _IOC_NR(EVIOCGABS(0)); - managarm::fs::GenericIoctlRequest req(getSysdepsAllocator()); - req.set_command(EVIOCGABS(0)); - req.set_input_type(type); - - auto [offer, send_ioctl_req, send_req, recv_resp] = exchangeMsgsSync(handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(ioctl_req, getSysdepsAllocator()), - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_ioctl_req.error()); - if(send_req.error() == kHelErrDismissed) - return EINVAL; - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::GenericIoctlReply resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - param->value = resp.input_value(); - param->minimum = resp.input_min(); - param->maximum = resp.input_max(); - param->fuzz = resp.input_fuzz(); - param->flat = resp.input_flat(); - param->resolution = resp.input_resolution(); - - *result = resp.result(); - return 0; - }else if(request == KDSETMODE) { - auto param = reinterpret_cast(arg); - mlibc::infoLogger() << "\e[35mmlibc: KD_SETMODE(" << frg::hex_fmt(param) << ") is a no-op" << frg::endlog; - - *result = 0; - return 0; - }else if(request == KDGETMODE) { - auto param = reinterpret_cast(arg); - mlibc::infoLogger() << "\e[35mmlibc: KD_GETMODE is a no-op" << frg::endlog; - *param = 0; - - *result = 0; - return 0; - }else if(request == KDSKBMODE) { - auto param = reinterpret_cast(arg); - mlibc::infoLogger() << "\e[35mmlibc: KD_SKBMODE(" << frg::hex_fmt(param) << ") is a no-op" << frg::endlog; - - *result = 0; - return 0; - }else if(request == VT_SETMODE) { - // auto param = reinterpret_cast(arg); - mlibc::infoLogger() << "\e[35mmlibc: VT_SETMODE is a no-op" << frg::endlog; - - *result = 0; - return 0; - }else if(request == VT_GETSTATE) { - auto param = reinterpret_cast(arg); - - param->v_active = 0; - param->v_signal = 0; - param->v_state = 0; - - mlibc::infoLogger() << "\e[35mmlibc: VT_GETSTATE is a no-op" << frg::endlog; - - *result = 0; - return 0; - }else if(request == VT_ACTIVATE || request == VT_WAITACTIVE) { - mlibc::infoLogger() << "\e[35mmlibc: VT_ACTIVATE/VT_WAITACTIVE are no-ops" << frg::endlog; - *result = 0; - return 0; - }else if(request == TIOCSPTLCK) { - mlibc::infoLogger() << "\e[35mmlibc: TIOCSPTLCK is a no-op" << frg::endlog; - if(result) - *result = 0; - return 0; - } - - mlibc::infoLogger() << "mlibc: Unexpected ioctl with" - << " type: 0x" << frg::hex_fmt(_IOC_TYPE(request)) - << ", number: 0x" << frg::hex_fmt(_IOC_NR(request)) - << " (raw request: " << frg::hex_fmt(request) << ")" << frg::endlog; - __ensure(!"Illegal ioctl request"); - __builtin_unreachable(); -} - -} //namespace mlibc diff --git a/lib/mlibc/sysdeps/managarm/generic/memory.cpp b/lib/mlibc/sysdeps/managarm/generic/memory.cpp deleted file mode 100644 index 91e47af..0000000 --- a/lib/mlibc/sysdeps/managarm/generic/memory.cpp +++ /dev/null @@ -1,30 +0,0 @@ - -#include - -#include -#include -#include -#include - -#include -#include - -namespace mlibc { - -int sys_anon_allocate(size_t size, void **pointer) { - // This implementation is inherently signal-safe. - __ensure(!(size & 0xFFF)); - HelWord out; - HEL_CHECK(helSyscall1_1(kHelCallSuper + posix::superAnonAllocate, size, &out)); - *pointer = reinterpret_cast(out); - return 0; -} - -int sys_anon_free(void *pointer, size_t size) { - // This implementation is inherently signal-safe. - HEL_CHECK(helSyscall2(kHelCallSuper + posix::superAnonDeallocate, (HelWord)pointer, size)); - return 0; -} - -} //namespace mlibc - diff --git a/lib/mlibc/sysdeps/managarm/generic/mount.cpp b/lib/mlibc/sysdeps/managarm/generic/mount.cpp deleted file mode 100644 index 5677b20..0000000 --- a/lib/mlibc/sysdeps/managarm/generic/mount.cpp +++ /dev/null @@ -1,44 +0,0 @@ -#include -#include -#include - -#include -#include -#include -#include -#include -#include - -namespace mlibc { - -int sys_mount(const char *source, const char *target, - const char *fstype, unsigned long, const void *) { - SignalGuard sguard; - - managarm::posix::MountRequest req(getSysdepsAllocator()); - req.set_path(frg::string(getSysdepsAllocator(), source)); - req.set_target_path(frg::string(getSysdepsAllocator(), target)); - req.set_fs_type(frg::string(getSysdepsAllocator(), fstype)); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - auto resp = *bragi::parse_head_only(recv_resp, getSysdepsAllocator()); - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) - return ENOENT; - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; -} - -} //namespace mlibc diff --git a/lib/mlibc/sysdeps/managarm/generic/net.cpp b/lib/mlibc/sysdeps/managarm/generic/net.cpp deleted file mode 100644 index 63f2d0c..0000000 --- a/lib/mlibc/sysdeps/managarm/generic/net.cpp +++ /dev/null @@ -1,57 +0,0 @@ -#include -#include -#include -#include -#include -#include - -namespace mlibc { - -int sys_if_indextoname(unsigned int index, char *name) { - int fd = 0; - int r = sys_socket(AF_UNIX, SOCK_DGRAM | SOCK_CLOEXEC, AF_UNSPEC, &fd); - - if(r) - return r; - - struct ifreq ifr; - ifr.ifr_ifindex = index; - - int res = 0; - int ret = sys_ioctl(fd, SIOCGIFNAME, &ifr, &res); - close(fd); - - if(ret) { - if(ret == ENODEV) - return ENXIO; - return ret; - } - - strncpy(name, ifr.ifr_name, IF_NAMESIZE); - - return 0; -} - -int sys_if_nametoindex(const char *name, unsigned int *ret) { - int fd = 0; - int r = sys_socket(AF_UNIX, SOCK_DGRAM | SOCK_CLOEXEC, AF_UNSPEC, &fd); - - if(r) - return r; - - struct ifreq ifr; - strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name); - - int res = 0; - r = sys_ioctl(fd, SIOCGIFINDEX, &ifr, &res); - close(fd); - - if(r) - return r; - - *ret = ifr.ifr_ifindex; - - return 0; -} - -} //namespace mlibc diff --git a/lib/mlibc/sysdeps/managarm/generic/sched.cpp b/lib/mlibc/sysdeps/managarm/generic/sched.cpp deleted file mode 100644 index bce8db8..0000000 --- a/lib/mlibc/sysdeps/managarm/generic/sched.cpp +++ /dev/null @@ -1,102 +0,0 @@ -#include -#include - -#include -#include -#include -#include -#include -#include - -#include - -namespace mlibc { - -int sys_getaffinity(pid_t pid, size_t cpusetsize, cpu_set_t *mask) { - return sys_getthreadaffinity(pid, cpusetsize, mask); -} - -int sys_getthreadaffinity(pid_t tid, size_t cpusetsize, cpu_set_t *mask) { - SignalGuard sguard; - - managarm::posix::GetAffinityRequest req(getSysdepsAllocator()); - - req.set_pid(tid); - req.set_size(cpusetsize); - - auto [offer, send_head, recv_resp, recv_data] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline(), - helix_ng::recvBuffer(mask, cpusetsize) - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - } else if(resp.error() != managarm::posix::Errors::SUCCESS) { - mlibc::infoLogger() << "mlibc: got unexpected error from posix in sys_getaffinity!" << frg::endlog; - return EIEIO; - } - HEL_CHECK(recv_data.error()); - - return 0; -} - -int sys_setaffinity(pid_t pid, size_t cpusetsize, const cpu_set_t *mask) { - return sys_setthreadaffinity(pid, cpusetsize, mask); -} - -int sys_setthreadaffinity(pid_t tid, size_t cpusetsize, const cpu_set_t *mask) { - SignalGuard sguard; - - frg::vector affinity_mask(getSysdepsAllocator()); - affinity_mask.resize(cpusetsize); - memcpy(affinity_mask.data(), mask, cpusetsize); - managarm::posix::SetAffinityRequest req(getSysdepsAllocator()); - - req.set_pid(tid); - req.set_mask(affinity_mask); - - auto [offer, send_head, send_tail, recv_resp] = - exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadTail(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_head.error()); - HEL_CHECK(send_tail.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - } else if(resp.error() != managarm::posix::Errors::SUCCESS) { - mlibc::infoLogger() << "mlibc: got unexpected error from posix in sys_getaffinity!" << frg::endlog; - return EIEIO; - } - - return 0; -} - -int sys_getcpu(int *cpu) { - HEL_CHECK(helGetCurrentCpu(cpu)); - return 0; -} - -} diff --git a/lib/mlibc/sysdeps/managarm/generic/signals.cpp b/lib/mlibc/sysdeps/managarm/generic/signals.cpp deleted file mode 100644 index 486f3d4..0000000 --- a/lib/mlibc/sysdeps/managarm/generic/signals.cpp +++ /dev/null @@ -1,139 +0,0 @@ -#include -#include -#include -#include -#include -#include - -#include -#include - -#include -#include -#include -#include -#include - -#include -#include - -#include - -extern "C" void __mlibc_signal_restore(); - -namespace mlibc { - -int sys_sigprocmask(int how, const sigset_t *set, sigset_t *retrieve) { - // This implementation is inherently signal-safe. - uint64_t former, unused; - if(set) { - HEL_CHECK(helSyscall2_2(kHelObserveSuperCall + posix::superSigMask, how, *set, &former, &unused)); - }else{ - HEL_CHECK(helSyscall2_2(kHelObserveSuperCall + posix::superSigMask, 0, 0, &former, &unused)); - } - if(retrieve) - *retrieve = former; - return 0; -} - -int sys_sigaction(int number, const struct sigaction *__restrict action, - struct sigaction *__restrict saved_action) { - SignalGuard sguard; - - // TODO: Respect restorer. __ensure(!(action->sa_flags & SA_RESTORER)); - - managarm::posix::CntRequest req(getSysdepsAllocator()); - req.set_request_type(managarm::posix::CntReqType::SIG_ACTION); - req.set_sig_number(number); - if(action) { - req.set_mode(1); - req.set_flags(action->sa_flags); - req.set_sig_mask(action->sa_mask); - if(action->sa_flags & SA_SIGINFO) { - req.set_sig_handler(reinterpret_cast(action->sa_sigaction)); - }else{ - req.set_sig_handler(reinterpret_cast(action->sa_handler)); - } - req.set_sig_restorer(reinterpret_cast(&__mlibc_signal_restore)); - } else { - req.set_mode(0); - } - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - - if(resp.error() == managarm::posix::Errors::ILLEGAL_REQUEST) { - // This is only returned for servers, not for normal userspace. - return ENOSYS; - }else if(resp.error() == managarm::posix::Errors::ILLEGAL_ARGUMENTS) { - return EINVAL; - } - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - - if(saved_action) { - saved_action->sa_flags = resp.flags(); - saved_action->sa_mask = resp.sig_mask(); - if(resp.flags() & SA_SIGINFO) { - saved_action->sa_sigaction = - reinterpret_cast(resp.sig_handler()); - }else{ - saved_action->sa_handler = reinterpret_cast(resp.sig_handler()); - } - // TODO: saved_action->sa_restorer = resp.sig_restorer; - } - return 0; -} - -int sys_kill(int pid, int number) { - // This implementation is inherently signal-safe. - HEL_CHECK(helSyscall2(kHelObserveSuperCall + posix::superSigKill, pid, number)); - return 0; -} - -int sys_tgkill(int, int tid, int number) { - return sys_kill(tid, number); -} - -int sys_sigaltstack(const stack_t *ss, stack_t *oss) { - HelWord out; - - // This implementation is inherently signal-safe. - HEL_CHECK(helSyscall2_1(kHelObserveSuperCall + posix::superSigAltStack, - reinterpret_cast(ss), - reinterpret_cast(oss), - &out)); - - return out; -} - -int sys_sigsuspend(const sigset_t *set) { - //SignalGuard sguard; - uint64_t former, seq, unused; - - HEL_CHECK(helSyscall2_2(kHelObserveSuperCall + posix::superSigMask, SIG_SETMASK, *set, &former, &seq)); - HEL_CHECK(helSyscall1(kHelObserveSuperCall + posix::superSigSuspend, seq)); - HEL_CHECK(helSyscall2_2(kHelObserveSuperCall + posix::superSigMask, SIG_SETMASK, former, &unused, &unused)); - - return EINTR; -} - -int sys_sigpending(sigset_t *set) { - uint64_t pendingMask; - - HEL_CHECK(helSyscall0_1(kHelObserveSuperCall + posix::superSigGetPending, &pendingMask)); - *set = pendingMask; - - return 0; -} - -} //namespace mlibc diff --git a/lib/mlibc/sysdeps/managarm/generic/socket.cpp b/lib/mlibc/sysdeps/managarm/generic/socket.cpp deleted file mode 100644 index 5bdc1fc..0000000 --- a/lib/mlibc/sysdeps/managarm/generic/socket.cpp +++ /dev/null @@ -1,423 +0,0 @@ - -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include - -namespace { - -int fcntl_helper(int fd, int request, int *result, ...) { - va_list args; - va_start(args, result); - if(!mlibc::sys_fcntl) { - return ENOSYS; - } - int ret = mlibc::sys_fcntl(fd, request, args, result); - va_end(args); - return ret; -} - -} - -namespace mlibc { - -int sys_accept(int fd, int *newfd, struct sockaddr *addr_ptr, socklen_t *addr_length, int flags) { - SignalGuard sguard; - - managarm::posix::AcceptRequest req(getSysdepsAllocator()); - req.set_fd(fd); - - auto [offer, sendReq, recvResp] = exchangeMsgsSync( - getPosixLane(), - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(sendReq.error()); - HEL_CHECK(recvResp.error()); - - managarm::posix::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recvResp.data(), recvResp.length()); - if(resp.error() == managarm::posix::Errors::WOULD_BLOCK) { - return EWOULDBLOCK; - }else{ - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *newfd = resp.fd(); - } - - if(addr_ptr && addr_length) { - if(int e = mlibc::sys_peername(*newfd, addr_ptr, *addr_length, addr_length); e) { - errno = e; - return -1; - } - } - - if(flags & SOCK_NONBLOCK) { - int fcntl_ret = 0; - fcntl_helper(*newfd, F_GETFL, &fcntl_ret); - fcntl_helper(*newfd, F_SETFL, &fcntl_ret, fcntl_ret | O_NONBLOCK); - } - - if(flags & SOCK_CLOEXEC) { - int fcntl_ret = 0; - fcntl_helper(*newfd, F_GETFD, &fcntl_ret); - fcntl_helper(*newfd, F_SETFD, &fcntl_ret, fcntl_ret | FD_CLOEXEC); - } - - return 0; -} - -int sys_bind(int fd, const struct sockaddr *addr_ptr, socklen_t addr_length) { - SignalGuard sguard; - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_BIND); - - auto [offer, send_req, send_creds, send_buf, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::imbueCredentials(), - helix_ng::sendBuffer(addr_ptr, addr_length), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(send_creds.error()); - HEL_CHECK(send_buf.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::FILE_NOT_FOUND) { - return ENOENT; - } else if(resp.error() == managarm::fs::Errors::ADDRESS_IN_USE) { - return EADDRINUSE; - } else if(resp.error() == managarm::fs::Errors::ALREADY_EXISTS) { - return EINVAL; - } else if(resp.error() == managarm::fs::Errors::ILLEGAL_OPERATION_TARGET) { - return EINVAL; - } else if(resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - } else if(resp.error() == managarm::fs::Errors::ACCESS_DENIED) { - return EACCES; - } else if(resp.error() == managarm::fs::Errors::ADDRESS_NOT_AVAILABLE) { - return EADDRNOTAVAIL; - } - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - return 0; -} - -int sys_connect(int fd, const struct sockaddr *addr_ptr, socklen_t addr_length) { - SignalGuard sguard; - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_CONNECT); - - frg::string ser(getSysdepsAllocator()); - req.SerializeToString(&ser); - - auto [offer, send_req, imbue_creds, send_addr, recv_resp] = - exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBuffer(ser.data(), ser.size()), - helix_ng::imbueCredentials(), - helix_ng::sendBuffer(const_cast(addr_ptr), addr_length), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(imbue_creds.error()); - HEL_CHECK(send_addr.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::FILE_NOT_FOUND) { - return ENOENT; - } else if(resp.error() == managarm::fs::Errors::ILLEGAL_ARGUMENT) { - return EINVAL; - } - - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - return 0; -} - -int sys_sockname(int fd, struct sockaddr *addr_ptr, socklen_t max_addr_length, - socklen_t *actual_length) { - SignalGuard sguard; - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_SOCKNAME); - req.set_fd(fd); - req.set_size(max_addr_length); - - auto [offer, send_req, recv_resp, recv_addr] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline(), - helix_ng::recvBuffer(addr_ptr, max_addr_length)) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - if(resp.error() == managarm::fs::Errors::ILLEGAL_OPERATION_TARGET) { - return ENOTSOCK; - } - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - HEL_CHECK(recv_addr.error()); - *actual_length = resp.file_size(); - return 0; -} - -int sys_peername(int fd, struct sockaddr *addr_ptr, socklen_t max_addr_length, - socklen_t *actual_length) { - SignalGuard sguard; - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_PEERNAME); - req.set_fd(fd); - req.set_size(max_addr_length); - - frg::string ser(getSysdepsAllocator()); - req.SerializeToString(&ser); - - auto [offer, sendReq, recvResp, recvData] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBuffer(ser.data(), ser.size()), - helix_ng::recvInline(), - helix_ng::recvBuffer(addr_ptr, max_addr_length) - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(sendReq.error()); - if(recvResp.error() == kHelErrDismissed) - return ENOTSOCK; - HEL_CHECK(recvResp.error()); - HEL_CHECK(recvData.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recvResp.data(), recvResp.length()); - if(resp.error() == managarm::fs::Errors::ILLEGAL_OPERATION_TARGET) { - return ENOTSOCK; - }else if(resp.error() == managarm::fs::Errors::NOT_CONNECTED) { - return ENOTCONN; - }else{ - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *actual_length = resp.file_size(); - return 0; - } -} - -int sys_getsockopt(int fd, int layer, int number, - void *__restrict buffer, socklen_t *__restrict size) { - SignalGuard sguard; - - if(layer == SOL_SOCKET && number == SO_PEERCRED) { - if(*size != sizeof(struct ucred)) - return EINVAL; - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_GET_OPTION); - req.set_command(SO_PEERCRED); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - - struct ucred creds; - creds.pid = resp.pid(); - creds.uid = resp.uid(); - creds.gid = resp.gid(); - memcpy(buffer, &creds, sizeof(struct ucred)); - return 0; - }else if(layer == SOL_SOCKET && number == SO_SNDBUF) { - mlibc::infoLogger() << "\e[31mmlibc: getsockopt() call with SOL_SOCKET and SO_SNDBUF is unimplemented\e[39m" << frg::endlog; - *(int *)buffer = 4096; - return 0; - }else if(layer == SOL_SOCKET && number == SO_TYPE) { - mlibc::infoLogger() << "\e[31mmlibc: getsockopt() call with SOL_SOCKET and SO_TYPE is unimplemented, hardcoding SOCK_STREAM\e[39m" << frg::endlog; - *(int *)buffer = SOCK_STREAM; - return 0; - }else if(layer == SOL_SOCKET && number == SO_ERROR) { - mlibc::infoLogger() << "\e[31mmlibc: getsockopt() call with SOL_SOCKET and SO_ERROR is unimplemented, hardcoding 0\e[39m" << frg::endlog; - *(int *)buffer = 0; - return 0; - }else if(layer == SOL_SOCKET && number == SO_KEEPALIVE) { - mlibc::infoLogger() << "\e[31mmlibc: getsockopt() call with SOL_SOCKET and SO_KEEPALIVE is unimplemented, hardcoding 0\e[39m" << frg::endlog; - *(int *)buffer = 0; - return 0; - }else if(layer == SOL_SOCKET && number == SO_LINGER) { - mlibc::infoLogger() << "\e[31mmlibc: getsockopt() call with SOL_SOCKET and SO_LINGER is unimplemented, hardcoding 0\e[39m" << frg::endlog; - *(int *)buffer = 0; - return 0; - }else{ - mlibc::panicLogger() << "\e[31mmlibc: Unexpected getsockopt() call, layer: " << layer << " number: " << number << "\e[39m" << frg::endlog; - __builtin_unreachable(); - } -} - -int sys_setsockopt(int fd, int layer, int number, - const void *buffer, socklen_t size) { - SignalGuard sguard; - - if(layer == SOL_SOCKET && number == SO_PASSCRED) { - int value; - __ensure(size == sizeof(int)); - memcpy(&value, buffer, sizeof(int)); - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_SET_OPTION); - req.set_command(SO_PASSCRED); - req.set_value(value); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBragiHeadOnly(req, getSysdepsAllocator()), - helix_ng::recvInline()) - ); - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - return 0; - }else if(layer == SOL_SOCKET && number == SO_ATTACH_FILTER) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt(SO_ATTACH_FILTER) is not implemented" - " correctly\e[39m" << frg::endlog; - return 0; - }else if(layer == SOL_SOCKET && number == SO_RCVBUFFORCE) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt(SO_RCVBUFFORCE) is not implemented" - " correctly\e[39m" << frg::endlog; - return 0; - }else if(layer == SOL_SOCKET && number == SO_SNDBUF) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt() call with SOL_SOCKET and SO_SNDBUF is unimplemented\e[39m" << frg::endlog; - return 0; - }else if(layer == SOL_SOCKET && number == SO_KEEPALIVE) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt() call with SOL_SOCKET and SO_KEEPALIVE is unimplemented\e[39m" << frg::endlog; - return 0; - }else if(layer == SOL_SOCKET && number == SO_REUSEADDR) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt() call with SOL_SOCKET and SO_REUSEADDR is unimplemented\e[39m" << frg::endlog; - return 0; - }else if(layer == SOL_SOCKET && number == SO_REUSEPORT) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt() call with SOL_SOCKET and SO_REUSEPORT is unimplemented\e[39m" << frg::endlog; - return 0; - }else if(layer == SOL_SOCKET && number == SO_RCVBUF) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt() call with SOL_SOCKET and SO_RCVBUF is unimplemented\e[39m" << frg::endlog; - return 0; - }else if(layer == IPPROTO_TCP && number == TCP_NODELAY) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt() call with IPPROTO_TCP and TCP_NODELAY is unimplemented\e[39m" << frg::endlog; - return 0; - }else if(layer == SOL_SOCKET && number == SO_ACCEPTCONN) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt() call with SOL_SOCKET and SO_ACCEPTCONN is unimplemented\e[39m" << frg::endlog; - return 0; - }else if(layer == IPPROTO_TCP && number == TCP_KEEPIDLE) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt() call with IPPROTO_TCP and TCP_KEEPIDLE is unimplemented\e[39m" << frg::endlog; - return 0; - }else if(layer == SOL_NETLINK && number == NETLINK_EXT_ACK) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt() call with SOL_NETLINK and NETLINK_EXT_ACK is unimplemented\e[39m" << frg::endlog; - return 0; - }else if(layer == SOL_NETLINK && number == NETLINK_GET_STRICT_CHK) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt() call with SOL_NETLINK and NETLINK_EXT_ACK is unimplemented\e[39m" << frg::endlog; - return 0; - }else if(layer == IPPROTO_TCP && number == TCP_KEEPINTVL) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt() call with IPPROTO_TCP and TCP_KEEPINTVL is unimplemented\e[39m" << frg::endlog; - return 0; - }else if(layer == IPPROTO_TCP && number == TCP_KEEPCNT) { - mlibc::infoLogger() << "\e[31mmlibc: setsockopt() call with IPPROTO_TCP and TCP_KEEPCNT is unimplemented\e[39m" << frg::endlog; - return 0; - }else{ - mlibc::panicLogger() << "\e[31mmlibc: Unexpected setsockopt() call, layer: " << layer << " number: " << number << "\e[39m" << frg::endlog; - __builtin_unreachable(); - } -} - -int sys_listen(int fd, int) { - SignalGuard sguard; - - auto handle = getHandleForFd(fd); - if (!handle) - return EBADF; - - managarm::fs::CntRequest req(getSysdepsAllocator()); - req.set_req_type(managarm::fs::CntReqType::PT_LISTEN); - - frg::string ser(getSysdepsAllocator()); - req.SerializeToString(&ser); - - auto [offer, send_req, recv_resp] = exchangeMsgsSync( - handle, - helix_ng::offer( - helix_ng::sendBuffer(ser.data(), ser.size()), - helix_ng::recvInline() - ) - ); - - HEL_CHECK(offer.error()); - HEL_CHECK(send_req.error()); - HEL_CHECK(recv_resp.error()); - - managarm::fs::SvrResponse resp(getSysdepsAllocator()); - resp.ParseFromArray(recv_resp.data(), recv_resp.length()); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - return 0; -} - -} //namespace mlibc diff --git a/lib/mlibc/sysdeps/managarm/generic/time.cpp b/lib/mlibc/sysdeps/managarm/generic/time.cpp deleted file mode 100644 index 468a738..0000000 --- a/lib/mlibc/sysdeps/managarm/generic/time.cpp +++ /dev/null @@ -1,81 +0,0 @@ - -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include - -struct TrackerPage { - uint64_t seqlock; - int32_t state; - int32_t padding; - int64_t refClock; - int64_t baseRealtime; -}; - -extern thread_local TrackerPage *__mlibc_clk_tracker_page; - -namespace mlibc { - -int sys_clock_get(int clock, time_t *secs, long *nanos) { - // This implementation is inherently signal-safe. - if(clock == CLOCK_MONOTONIC || clock == CLOCK_MONOTONIC_RAW || clock == CLOCK_MONOTONIC_COARSE) { - uint64_t tick; - HEL_CHECK(helGetClock(&tick)); - *secs = tick / 1000000000; - *nanos = tick % 1000000000; - }else if(clock == CLOCK_REALTIME) { - cacheFileTable(); - - // Start the seqlock read. - auto seqlock = __atomic_load_n(&__mlibc_clk_tracker_page->seqlock, __ATOMIC_ACQUIRE); - __ensure(!(seqlock & 1)); - - // Perform the actual loads. - auto ref = __atomic_load_n(&__mlibc_clk_tracker_page->refClock, __ATOMIC_RELAXED); - auto base = __atomic_load_n(&__mlibc_clk_tracker_page->baseRealtime, __ATOMIC_RELAXED); - - // Finish the seqlock read. - __atomic_thread_fence(__ATOMIC_ACQUIRE); - __ensure(__atomic_load_n(&__mlibc_clk_tracker_page->seqlock, __ATOMIC_RELAXED) == seqlock); - - // Calculate the current time. - uint64_t tick; - HEL_CHECK(helGetClock(&tick)); - __ensure(tick >= (uint64_t)__mlibc_clk_tracker_page->refClock); // TODO: Respect the seqlock! - tick -= ref; - tick += base; - *secs = tick / 1000000000; - *nanos = tick % 1000000000; - }else if(clock == CLOCK_PROCESS_CPUTIME_ID) { - mlibc::infoLogger() << "\e[31mmlibc: clock_gettime does not support the CPU time clocks" - "\e[39m" << frg::endlog; - *secs = 0; - *nanos = 0; - }else if(clock == CLOCK_BOOTTIME) { - mlibc::infoLogger() << "\e[31mmlibc: clock_gettime does not support CLOCK_BOOTTIME" - "\e[39m" << frg::endlog; - *secs = 0; - *nanos = 0; - }else{ - mlibc::panicLogger() << "mlibc: Unexpected clock " << clock << frg::endlog; - } - return 0; -} - -int sys_clock_getres(int clock, time_t *secs, long *nanos) { - (void)clock; - (void)secs; - (void)nanos; - mlibc::infoLogger() << "mlibc: clock_getres is a stub" << frg::endlog; - return 0; -} - -} //namespace mlibc - diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/access.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/access.h deleted file mode 120000 index cb83931..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/access.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/access.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/auxv.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/auxv.h deleted file mode 120000 index e760d62..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/auxv.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/managarm/auxv.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/blkcnt_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/blkcnt_t.h deleted file mode 120000 index 0b0ec27..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/blkcnt_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/blkcnt_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/blksize_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/blksize_t.h deleted file mode 120000 index 7dc8d7c..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/blksize_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/blksize_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/clockid_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/clockid_t.h deleted file mode 120000 index 6a42da5..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/clockid_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/clockid_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/dev_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/dev_t.h deleted file mode 120000 index bca881e..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/dev_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/dev_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/epoll.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/epoll.h deleted file mode 120000 index eb4b76d..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/epoll.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/epoll.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/errno.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/errno.h deleted file mode 120000 index 6e507de..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/errno.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/errno.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/fcntl.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/fcntl.h deleted file mode 120000 index 463e2c9..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/fcntl.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/fcntl.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/fsblkcnt_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/fsblkcnt_t.h deleted file mode 120000 index 898dfb2..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/fsblkcnt_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/fsblkcnt_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/fsfilcnt_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/fsfilcnt_t.h deleted file mode 120000 index 791755c..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/fsfilcnt_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/fsfilcnt_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/gid_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/gid_t.h deleted file mode 120000 index abce6d6..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/gid_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/gid_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/in.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/in.h deleted file mode 120000 index 418d1d5..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/in.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/in.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/ino_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/ino_t.h deleted file mode 120000 index 4c20aca..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/ino_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/ino_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/inotify.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/inotify.h deleted file mode 120000 index b5cb282..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/inotify.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/inotify.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/ioctls.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/ioctls.h deleted file mode 120000 index 595106b..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/ioctls.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/ioctls.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/limits.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/limits.h deleted file mode 120000 index 6c88db2..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/limits.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/limits.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/mode_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/mode_t.h deleted file mode 120000 index 5d78fdf..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/mode_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/mode_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/mqueue.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/mqueue.h deleted file mode 120000 index fa87b07..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/mqueue.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/mqueue.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/msg.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/msg.h deleted file mode 120000 index f402b49..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/msg.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/msg.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/nlink_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/nlink_t.h deleted file mode 120000 index bb3b625..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/nlink_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/nlink_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/packet.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/packet.h deleted file mode 120000 index 998ef1a..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/packet.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/packet.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/pid_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/pid_t.h deleted file mode 120000 index baa90f6..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/pid_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/pid_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/poll.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/poll.h deleted file mode 120000 index 8ea6a0a..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/poll.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/poll.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/ptrace.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/ptrace.h deleted file mode 120000 index b2517b2..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/ptrace.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/ptrace.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/reboot.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/reboot.h deleted file mode 120000 index 77013a4..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/reboot.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/reboot.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/resource.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/resource.h deleted file mode 120000 index 88d7402..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/resource.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/resource.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/seek-whence.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/seek-whence.h deleted file mode 120000 index df7bccf..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/seek-whence.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/seek-whence.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/shm.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/shm.h deleted file mode 120000 index 067d8c4..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/shm.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/shm.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/signal.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/signal.h deleted file mode 120000 index 4dcb0b7..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/signal.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/signal.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/socket.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/socket.h deleted file mode 120000 index f1dc016..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/socket.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/socket.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/socklen_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/socklen_t.h deleted file mode 120000 index 41f3b11..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/socklen_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/socklen_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/stat.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/stat.h deleted file mode 120000 index 1f63b41..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/stat.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/stat.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/statfs.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/statfs.h deleted file mode 120000 index e3d202f..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/statfs.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/statfs.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/statvfs.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/statvfs.h deleted file mode 120000 index 1fc80c2..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/statvfs.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/statvfs.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/suseconds_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/suseconds_t.h deleted file mode 120000 index 9ed6597..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/suseconds_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/suseconds_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/termios.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/termios.h deleted file mode 120000 index ee8f0b0..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/termios.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/termios.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/time.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/time.h deleted file mode 120000 index 2a02625..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/time.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/time.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/uid_t.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/uid_t.h deleted file mode 120000 index b306777..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/uid_t.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/uid_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/utsname.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/utsname.h deleted file mode 120000 index b285754..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/utsname.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/utsname.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/vm-flags.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/vm-flags.h deleted file mode 120000 index bbe258c..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/vm-flags.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/vm-flags.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/vt.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/vt.h deleted file mode 120000 index 5798a4a..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/vt.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/vt.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/wait.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/wait.h deleted file mode 120000 index feb2840..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/wait.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/wait.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/abi-bits/xattr.h b/lib/mlibc/sysdeps/managarm/include/abi-bits/xattr.h deleted file mode 120000 index 66412d7..0000000 --- a/lib/mlibc/sysdeps/managarm/include/abi-bits/xattr.h +++ /dev/null @@ -1 +0,0 @@ -../../../../abis/linux/xattr.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/managarm/include/mlibc/posix-pipe.hpp b/lib/mlibc/sysdeps/managarm/include/mlibc/posix-pipe.hpp deleted file mode 100644 index 4bcf1cb..0000000 --- a/lib/mlibc/sysdeps/managarm/include/mlibc/posix-pipe.hpp +++ /dev/null @@ -1,300 +0,0 @@ -#ifndef MLIBC_POSIX_PIPE -#define MLIBC_POSIX_PIPE - -#include -#include -#include -#include - -#include -#include - -struct SignalGuard { - SignalGuard(); - - SignalGuard(const SignalGuard &) = delete; - - ~SignalGuard(); - - SignalGuard &operator= (const SignalGuard &) = delete; -}; - -// We need an allocator for message structs in sysdeps functions; the "normal" mlibc -// allocator cannot be used, as the sysdeps function might be called from a signal. -MemoryAllocator &getSysdepsAllocator(); - -struct Queue; - -struct ElementHandle { - friend void swap(ElementHandle &u, ElementHandle &v) { - using std::swap; - swap(u._queue, v._queue); - swap(u._n, v._n); - swap(u._data, v._data); - } - - ElementHandle() - : _queue{nullptr}, _n{-1}, _data{nullptr} { } - - ElementHandle(Queue *queue, int n, void *data) - : _queue{queue}, _n{n}, _data{data} { } - - ElementHandle(const ElementHandle &other); - - ElementHandle(ElementHandle &&other) - : ElementHandle{} { - swap(*this, other); - } - - ~ElementHandle(); - - ElementHandle &operator= (ElementHandle other) { - swap(*this, other); - return *this; - } - - void *data() { - return _data; - } - - void advance(size_t size) { - _data = reinterpret_cast(_data) + size; - } - -private: - Queue *_queue; - int _n; - void *_data; -}; - -struct Queue { - Queue() - : _handle{kHelNullHandle} { - // We do not need to protect those allocations against signals as this constructor - // is only called during library initialization. - _chunks[0] = reinterpret_cast(getSysdepsAllocator().allocate(sizeof(HelChunk) + 4096)); - _chunks[1] = reinterpret_cast(getSysdepsAllocator().allocate(sizeof(HelChunk) + 4096)); - - recreateQueue(); - } - - Queue(const Queue &) = delete; - - Queue &operator= (const Queue &) = delete; - - void recreateQueue() { - // Reset the internal queue state. - _retrieveIndex = 0; - _nextIndex = 0; - _lastProgress = 0; - - // Setup the queue header. - HelQueueParameters params { - .flags = 0, - .ringShift = 1, - .numChunks = 2, - .chunkSize = 4096 - }; - HEL_CHECK(helCreateQueue(¶ms, &_handle)); - - auto chunksOffset = (sizeof(HelQueue) + (sizeof(int) << 1) + 63) & ~size_t(63); - auto reservedPerChunk = (sizeof(HelChunk) + params.chunkSize + 63) & ~size_t(63); - auto overallSize = chunksOffset + params.numChunks * reservedPerChunk; - - void *mapping; - HEL_CHECK(helMapMemory(_handle, kHelNullHandle, nullptr, - 0, (overallSize + 0xFFF) & ~size_t(0xFFF), - kHelMapProtRead | kHelMapProtWrite, &mapping)); - - _queue = reinterpret_cast(mapping); - auto chunksPtr = reinterpret_cast(mapping) + chunksOffset; - for(unsigned int i = 0; i < 2; ++i) - _chunks[i] = reinterpret_cast(chunksPtr + i * reservedPerChunk); - - // Reset and enqueue the chunks. - _chunks[0]->progressFutex = 0; - _chunks[1]->progressFutex = 0; - _refCount[0] = 1; - _refCount[1] = 1; - - _queue->indexQueue[0] = 0; - _queue->indexQueue[1] = 1; - _queue->headFutex = 0; - _nextIndex = 2; - _wakeHeadFutex(); - } - - HelHandle getQueue() { - return _handle; - } - - void trim() { } - - ElementHandle dequeueSingle() { - while(true) { - __ensure(_retrieveIndex != _nextIndex); - - bool done; - _waitProgressFutex(&done); - - auto n = _numberOf(_retrieveIndex); - __ensure(_refCount[n]); - - if(done) { - retire(n); - - _lastProgress = 0; - _retrieveIndex = ((_retrieveIndex + 1) & kHelHeadMask); - continue; - } - - // Dequeue the next element. - auto ptr = (char *)_chunks[n] + sizeof(HelChunk) + _lastProgress; - auto element = reinterpret_cast(ptr); - _lastProgress += sizeof(HelElement) + element->length; - _refCount[n]++; - return ElementHandle{this, n, ptr + sizeof(HelElement)}; - } - } - - void retire(int n) { - __ensure(_refCount[n]); - if(_refCount[n]-- > 1) - return; - - // Reset and enqueue the chunk again. - _chunks[n]->progressFutex = 0; - _refCount[n] = 1; - - _queue->indexQueue[_nextIndex & 1] = n; - _nextIndex = ((_nextIndex + 1) & kHelHeadMask); - _wakeHeadFutex(); - } - - void reference(int n) { - _refCount[n]++; - } - -private: - int _numberOf(int index) { - return _queue->indexQueue[index & 1]; - } - - HelChunk *_retrieveChunk() { - return _chunks[_numberOf(_retrieveIndex)]; - } - - void _wakeHeadFutex() { - auto futex = __atomic_exchange_n(&_queue->headFutex, _nextIndex, __ATOMIC_RELEASE); - if(futex & kHelHeadWaiters) - HEL_CHECK(helFutexWake(&_queue->headFutex)); - } - - void _waitProgressFutex(bool *done) { - while(true) { - auto futex = __atomic_load_n(&_retrieveChunk()->progressFutex, __ATOMIC_ACQUIRE); - __ensure(!(futex & ~(kHelProgressMask | kHelProgressWaiters | kHelProgressDone))); - do { - if(_lastProgress != (futex & kHelProgressMask)) { - *done = false; - return; - }else if(futex & kHelProgressDone) { - *done = true; - return; - } - - if(futex & kHelProgressWaiters) - break; // Waiters bit is already set (in a previous iteration). - } while(!__atomic_compare_exchange_n(&_retrieveChunk()->progressFutex, &futex, - _lastProgress | kHelProgressWaiters, - false, __ATOMIC_ACQUIRE, __ATOMIC_ACQUIRE)); - - HEL_CHECK(helFutexWait(&_retrieveChunk()->progressFutex, - _lastProgress | kHelProgressWaiters, -1)); - } - } - -private: - HelHandle _handle; - HelQueue *_queue; - HelChunk *_chunks[2]; - - // Index of the chunk that we are currently retrieving/inserting next. - int _retrieveIndex; - int _nextIndex; - - // Progress into the current chunk. - int _lastProgress; - - // Number of ElementHandle objects alive. - int _refCount[2]; -}; - -inline ElementHandle::~ElementHandle() { - if(_queue) - _queue->retire(_n); -} - -inline ElementHandle::ElementHandle(const ElementHandle &other) { - _queue = other._queue; - _n = other._n; - _data = other._data; - - _queue->reference(_n); -} - - -inline HelSimpleResult *parseSimple(ElementHandle &element) { - auto result = reinterpret_cast(element.data()); - element.advance(sizeof(HelSimpleResult)); - return result; -} - -inline HelInlineResult *parseInline(ElementHandle &element) { - auto result = reinterpret_cast(element.data()); - element.advance(sizeof(HelInlineResult) + ((result->length + 7) & ~size_t(7))); - return result; -} - -inline HelLengthResult *parseLength(ElementHandle &element) { - auto result = reinterpret_cast(element.data()); - element.advance(sizeof(HelLengthResult)); - return result; -} - -inline HelHandleResult *parseHandle(ElementHandle &element) { - auto result = reinterpret_cast(element.data()); - element.advance(sizeof(HelHandleResult)); - return result; -} - -HelHandle getPosixLane(); -HelHandle *cacheFileTable(); -HelHandle getHandleForFd(int fd); -void clearCachedInfos(); - -extern thread_local Queue globalQueue; - -// This include is here because it needs ElementHandle to be declared -#include - -template -auto exchangeMsgsSync(HelHandle descriptor, Args &&...args) { - auto results = helix_ng::createResultsTuple(args...); - auto actions = helix_ng::chainActionArrays(args...); - - HEL_CHECK(helSubmitAsync(descriptor, actions.data(), - actions.size(), globalQueue.getQueue(), 0, 0)); - - auto element = globalQueue.dequeueSingle(); - void *ptr = element.data(); - - [&](std::index_sequence) { - (results.template get

().parse(ptr, element), ...); - } (std::make_index_sequence>{}); - - return results; -} - - -#endif // MLIBC_POSIX_PIPE diff --git a/lib/mlibc/sysdeps/managarm/include/mlibc/thread-entry.hpp b/lib/mlibc/sysdeps/managarm/include/mlibc/thread-entry.hpp deleted file mode 100644 index 2dd88a6..0000000 --- a/lib/mlibc/sysdeps/managarm/include/mlibc/thread-entry.hpp +++ /dev/null @@ -1,10 +0,0 @@ -#pragma once - -#include - -extern "C" void __mlibc_start_thread(void); -extern "C" void __mlibc_enter_thread(void *entry, void *user_arg, Tcb *tcb); - -namespace mlibc { - void *prepare_stack(void *entry, void *user_arg, void *tcb); -} diff --git a/lib/mlibc/sysdeps/managarm/meson.build b/lib/mlibc/sysdeps/managarm/meson.build deleted file mode 100644 index 3b85e30..0000000 --- a/lib/mlibc/sysdeps/managarm/meson.build +++ /dev/null @@ -1,145 +0,0 @@ - -bragi = find_program('bragi') - -bragi_gen = generator(bragi, arguments: [ - '-l', 'frigg', - '--protobuf', - '@INPUT@', - '@OUTPUT@' - ], - output: '@BASENAME@.frigg_bragi.hpp') - -fs_bragi = bragi_gen.process('../../subprojects/managarm/protocols/fs/fs.bragi') -posix_bragi = bragi_gen.process('../../subprojects/managarm/protocols/posix/posix.bragi') - -managarm_incl = include_directories( - '../../subprojects/managarm/protocols/posix/include', - '../../subprojects/managarm/hel/include', - '../../subprojects/bragi/include') - -rtdl_include_dirs += managarm_incl -rtdl_sources += files( - 'generic/ensure.cpp', - 'generic/memory.cpp', - 'rtdl-generic/support.cpp', -) -rtdl_sources += [ - fs_bragi, - posix_bragi, -] - -libc_include_dirs += include_directories('../../../ports/libdrm/include') -libc_include_dirs += managarm_incl - -libc_sources += files( - 'generic/drm.cpp', - 'generic/ensure.cpp', - 'generic/entry.cpp', - 'generic/file.cpp', - 'generic/fork-exec.cpp', - 'generic/ioctl.cpp', - 'generic/memory.cpp', - 'generic/mount.cpp', - 'generic/net.cpp', - 'generic/sched.cpp', - 'generic/signals.cpp', - 'generic/socket.cpp', - 'generic/time.cpp' -) -libc_sources += [ - fs_bragi, - posix_bragi, -] - -if host_machine.cpu_family() == 'aarch64' - libc_sources += files( - 'aarch64/signals.S', - 'aarch64/thread_entry.S', - 'aarch64/thread.cpp' - ) -elif host_machine.cpu_family() == 'x86_64' - libc_sources += files( - 'x86_64/signals.S', - 'x86_64/thread_entry.S', - 'x86_64/thread.cpp' - ) -else - error('Unknown architecture') -endif - -if not no_headers - install_headers( - 'include/abi-bits/access.h', - 'include/abi-bits/auxv.h', - 'include/abi-bits/seek-whence.h', - 'include/abi-bits/vm-flags.h', - 'include/abi-bits/errno.h', - 'include/abi-bits/fcntl.h', - 'include/abi-bits/in.h', - 'include/abi-bits/stat.h', - 'include/abi-bits/signal.h', - 'include/abi-bits/reboot.h', - 'include/abi-bits/resource.h', - 'include/abi-bits/socket.h', - 'include/abi-bits/termios.h', - 'include/abi-bits/time.h', - 'include/abi-bits/blkcnt_t.h', - 'include/abi-bits/blksize_t.h', - 'include/abi-bits/dev_t.h', - 'include/abi-bits/gid_t.h', - 'include/abi-bits/ino_t.h', - 'include/abi-bits/mode_t.h', - 'include/abi-bits/nlink_t.h', - 'include/abi-bits/pid_t.h', - 'include/abi-bits/uid_t.h', - 'include/abi-bits/wait.h', - 'include/abi-bits/limits.h', - 'include/abi-bits/utsname.h', - 'include/abi-bits/ptrace.h', - 'include/abi-bits/poll.h', - 'include/abi-bits/epoll.h', - 'include/abi-bits/packet.h', - 'include/abi-bits/inotify.h', - 'include/abi-bits/clockid_t.h', - 'include/abi-bits/shm.h', - 'include/abi-bits/mqueue.h', - 'include/abi-bits/suseconds_t.h', - 'include/abi-bits/fsfilcnt_t.h', - 'include/abi-bits/fsblkcnt_t.h', - 'include/abi-bits/socklen_t.h', - 'include/abi-bits/statfs.h', - 'include/abi-bits/statvfs.h', - 'include/abi-bits/ioctls.h', - 'include/abi-bits/xattr.h', - 'include/abi-bits/msg.h', - 'include/abi-bits/vt.h', - subdir: 'abi-bits', - follow_symlinks: true - ) -endif - -if not headers_only - crtstuff = ['crt0'] - if host_machine.cpu_family() in ['x86_64', 'aarch64'] - crtstuff += [ - 'Scrt1', - 'crti', - 'crtn' - ] - endif - foreach crtthing : crtstuff - crtf = crtthing + '.S' - crt_src = files(host_machine.cpu_family() / 'crt-src' / crtf) - crt = custom_target( - crtthing, - build_by_default: true, - command: c_compiler.cmd_array() + ['-c', '-o', '@OUTPUT@', '@INPUT@'], - input: crt_src, - output: crtthing + '.o', - install: true, - install_dir: get_option('libdir') - ) - endforeach - -endif - diff --git a/lib/mlibc/sysdeps/managarm/rtdl-generic/support.cpp b/lib/mlibc/sysdeps/managarm/rtdl-generic/support.cpp deleted file mode 100644 index ee8ecbb..0000000 --- a/lib/mlibc/sysdeps/managarm/rtdl-generic/support.cpp +++ /dev/null @@ -1,444 +0,0 @@ -#include -#include -#include -#include - -#include -#include -#include -#include - -#include -#include -#include -#include - -#include -#include - -// -------------------------------------------------------- -// POSIX I/O functions. -// -------------------------------------------------------- - -HelHandle posixLane; -HelHandle *fileTable; - -void cacheFileTable() { - if(fileTable) - return; - - posix::ManagarmProcessData data; - HEL_CHECK(helSyscall1(kHelCallSuper + posix::superGetProcessData, reinterpret_cast(&data))); - posixLane = data.posixLane; - fileTable = data.fileTable; -} - -template -T load(void *ptr) { - T result; - memcpy(&result, ptr, sizeof(T)); - return result; -} - -// This Queue implementation is more simplistic than the ones in mlibc and helix. -// In fact, we only manage a single chunk; this minimizes the memory usage of the queue. -struct Queue { - Queue() - : _handle{kHelNullHandle}, _lastProgress(0) { - HelQueueParameters params { - .flags = 0, - .ringShift = 0, - .numChunks = 1, - .chunkSize = 4096 - }; - HEL_CHECK(helCreateQueue(¶ms, &_handle)); - - auto chunksOffset = (sizeof(HelQueue) + (sizeof(int) << 0) + 63) & ~size_t(63); - auto reservedPerChunk = (sizeof(HelChunk) + params.chunkSize + 63) & ~size_t(63); - auto overallSize = chunksOffset + params.numChunks * reservedPerChunk; - - void *mapping; - HEL_CHECK(helMapMemory(_handle, kHelNullHandle, nullptr, - 0, (overallSize + 0xFFF) & ~size_t(0xFFF), - kHelMapProtRead | kHelMapProtWrite, &mapping)); - - _queue = reinterpret_cast(mapping); - _chunk = reinterpret_cast( - reinterpret_cast(mapping) + chunksOffset); - - // Reset and enqueue the first chunk. - _chunk->progressFutex = 0; - - _queue->indexQueue[0] = 0; - _queue->headFutex = 1; - _nextIndex = 1; - _wakeHeadFutex(); - } - - Queue(const Queue &) = delete; - - Queue &operator= (const Queue &) = delete; - - HelHandle getHandle() { - return _handle; - } - - void *dequeueSingle() { - while(true) { - bool done; - _waitProgressFutex(&done); - if(done) { - // Reset and enqueue the chunk again. - _chunk->progressFutex = 0; - - _queue->indexQueue[0] = 0; - _nextIndex = ((_nextIndex + 1) & kHelHeadMask); - _wakeHeadFutex(); - - _lastProgress = 0; - continue; - } - - // Dequeue the next element. - auto ptr = (char *)_chunk + sizeof(HelChunk) + _lastProgress; - auto element = load(ptr); - _lastProgress += sizeof(HelElement) + element.length; - return ptr + sizeof(HelElement); - } - } - -private: - void _wakeHeadFutex() { - auto futex = __atomic_exchange_n(&_queue->headFutex, _nextIndex, __ATOMIC_RELEASE); - if(futex & kHelHeadWaiters) - HEL_CHECK(helFutexWake(&_queue->headFutex)); - } - - void _waitProgressFutex(bool *done) { - while(true) { - auto futex = __atomic_load_n(&_chunk->progressFutex, __ATOMIC_ACQUIRE); - __ensure(!(futex & ~(kHelProgressMask | kHelProgressWaiters | kHelProgressDone))); - do { - if(_lastProgress != (futex & kHelProgressMask)) { - *done = false; - return; - }else if(futex & kHelProgressDone) { - *done = true; - return; - } - - if(futex & kHelProgressWaiters) - break; // Waiters bit is already set (in a previous iteration). - } while(!__atomic_compare_exchange_n(&_chunk->progressFutex, &futex, - _lastProgress | kHelProgressWaiters, - false, __ATOMIC_ACQUIRE, __ATOMIC_ACQUIRE)); - - HEL_CHECK(helFutexWait(&_chunk->progressFutex, - _lastProgress | kHelProgressWaiters, -1)); - } - } - -private: - HelHandle _handle; - HelQueue *_queue; - HelChunk *_chunk; - int _nextIndex; - int _lastProgress; -}; - -frg::manual_box globalQueue; - -HelSimpleResult *parseSimple(void *&element) { - auto result = reinterpret_cast(element); - element = (char *)element + sizeof(HelSimpleResult); - return result; -} - -HelInlineResult *parseInline(void *&element) { - auto result = reinterpret_cast(element); - element = (char *)element + sizeof(HelInlineResult) - + ((result->length + 7) & ~size_t(7)); - return result; -} - -HelLengthResult *parseLength(void *&element) { - auto result = reinterpret_cast(element); - element = (char *)element + sizeof(HelLengthResult); - return result; -} - -HelHandleResult *parseHandle(void *&element) { - auto result = reinterpret_cast(element); - element = (char *)element + sizeof(HelHandleResult); - return result; -} - -namespace mlibc { - -int sys_tcb_set(void *pointer) { -#if defined(__aarch64__) - asm volatile ("msr tpidr_el0, %0" :: "r"(pointer)); -#else - HEL_CHECK(helWriteFsBase(pointer)); -#endif - return 0; -} - -int sys_open(const char *path, int flags, mode_t mode, int *fd) { - cacheFileTable(); - HelAction actions[4]; - - managarm::posix::OpenAtRequest req(getAllocator()); - req.set_fd(AT_FDCWD); - req.set_flags(flags); - req.set_mode(mode); - req.set_path(frg::string(getAllocator(), path)); - - if(!globalQueue.valid()) - globalQueue.initialize(); - - frg::string head(getAllocator()); - frg::string tail(getAllocator()); - head.resize(req.size_of_head()); - tail.resize(req.size_of_tail()); - bragi::limited_writer headWriter{head.data(), head.size()}; - bragi::limited_writer tailWriter{tail.data(), tail.size()}; - auto headOk = req.encode_head(headWriter); - auto tailOk = req.encode_tail(tailWriter); - __ensure(headOk); - __ensure(tailOk); - - actions[0].type = kHelActionOffer; - actions[0].flags = kHelItemAncillary; - actions[1].type = kHelActionSendFromBuffer; - actions[1].flags = kHelItemChain; - actions[1].buffer = head.data(); - actions[1].length = head.size(); - actions[2].type = kHelActionSendFromBuffer; - actions[2].flags = kHelItemChain; - actions[2].buffer = tail.data(); - actions[2].length = tail.size(); - actions[3].type = kHelActionRecvInline; - actions[3].flags = 0; - HEL_CHECK(helSubmitAsync(posixLane, actions, 4, globalQueue->getHandle(), 0, 0)); - - auto element = globalQueue->dequeueSingle(); - auto offer = parseHandle(element); - auto send_head = parseSimple(element); - auto send_tail = parseSimple(element); - auto recv_resp = parseInline(element); - HEL_CHECK(offer->error); - HEL_CHECK(send_head->error); - HEL_CHECK(send_tail->error); - HEL_CHECK(recv_resp->error); - - managarm::posix::SvrResponse resp(getAllocator()); - resp.ParseFromArray(recv_resp->data, recv_resp->length); - - if(resp.error() == managarm::posix::Errors::FILE_NOT_FOUND) - return -1; - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *fd = resp.fd(); - return 0; -} - -int sys_seek(int fd, off_t offset, int whence, off_t *new_offset) { - __ensure(whence == SEEK_SET); - - cacheFileTable(); - auto lane = fileTable[fd]; - HelAction actions[3]; - - managarm::fs::CntRequest req(getAllocator()); - req.set_req_type(managarm::fs::CntReqType::SEEK_ABS); - req.set_rel_offset(offset); - - if(!globalQueue.valid()) - globalQueue.initialize(); - - frg::string ser(getAllocator()); - req.SerializeToString(&ser); - actions[0].type = kHelActionOffer; - actions[0].flags = kHelItemAncillary; - actions[1].type = kHelActionSendFromBuffer; - actions[1].flags = kHelItemChain; - actions[1].buffer = ser.data(); - actions[1].length = ser.size(); - actions[2].type = kHelActionRecvInline; - actions[2].flags = 0; - HEL_CHECK(helSubmitAsync(lane, actions, 3, globalQueue->getHandle(), 0, 0)); - - auto element = globalQueue->dequeueSingle(); - auto offer = parseHandle(element); - auto send_req = parseSimple(element); - auto recv_resp = parseInline(element); - HEL_CHECK(offer->error); - HEL_CHECK(send_req->error); - HEL_CHECK(recv_resp->error); - - managarm::fs::SvrResponse resp(getAllocator()); - resp.ParseFromArray(recv_resp->data, recv_resp->length); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *new_offset = offset; - return 0; -} - -int sys_read(int fd, void *data, size_t length, ssize_t *bytes_read) { - cacheFileTable(); - auto lane = fileTable[fd]; - HelAction actions[5]; - - managarm::fs::CntRequest req(getAllocator()); - req.set_req_type(managarm::fs::CntReqType::READ); - req.set_size(length); - - if(!globalQueue.valid()) - globalQueue.initialize(); - - frg::string ser(getAllocator()); - req.SerializeToString(&ser); - actions[0].type = kHelActionOffer; - actions[0].flags = kHelItemAncillary; - actions[1].type = kHelActionSendFromBuffer; - actions[1].flags = kHelItemChain; - actions[1].buffer = ser.data(); - actions[1].length = ser.size(); - actions[2].type = kHelActionImbueCredentials; - actions[2].handle = kHelThisThread; - actions[2].flags = kHelItemChain; - actions[3].type = kHelActionRecvInline; - actions[3].flags = kHelItemChain; - actions[4].type = kHelActionRecvToBuffer; - actions[4].flags = 0; - actions[4].buffer = data; - actions[4].length = length; - HEL_CHECK(helSubmitAsync(lane, actions, 5, globalQueue->getHandle(), 0, 0)); - - auto element = globalQueue->dequeueSingle(); - auto offer = parseHandle(element); - auto send_req = parseSimple(element); - auto imbue_creds = parseSimple(element); - auto recv_resp = parseInline(element); - auto recv_data = parseLength(element); - HEL_CHECK(offer->error); - HEL_CHECK(send_req->error); - HEL_CHECK(imbue_creds->error); - HEL_CHECK(recv_resp->error); - HEL_CHECK(recv_data->error); - - managarm::fs::SvrResponse resp(getAllocator()); - resp.ParseFromArray(recv_resp->data, recv_resp->length); - __ensure(resp.error() == managarm::fs::Errors::SUCCESS); - *bytes_read = recv_data->length; - return 0; -} - -int sys_vm_map(void *hint, size_t size, int prot, int flags, int fd, off_t offset, void **window) { - cacheFileTable(); - HelAction actions[3]; - - managarm::posix::VmMapRequest req(getAllocator()); - req.set_address_hint(reinterpret_cast(hint)); - req.set_size(size); - req.set_mode(prot); - req.set_flags(flags); - req.set_fd(fd); - req.set_rel_offset(offset); - - if(!globalQueue.valid()) - globalQueue.initialize(); - - frg::string ser(getAllocator()); - req.SerializeToString(&ser); - actions[0].type = kHelActionOffer; - actions[0].flags = kHelItemAncillary; - actions[1].type = kHelActionSendFromBuffer; - actions[1].flags = kHelItemChain; - actions[1].buffer = ser.data(); - actions[1].length = ser.size(); - actions[2].type = kHelActionRecvInline; - actions[2].flags = 0; - HEL_CHECK(helSubmitAsync(posixLane, actions, 3, - globalQueue->getHandle(), 0, 0)); - - auto element = globalQueue->dequeueSingle(); - auto offer = parseHandle(element); - auto send_req = parseSimple(element); - auto recv_resp = parseInline(element); - - HEL_CHECK(offer->error); - HEL_CHECK(send_req->error); - HEL_CHECK(recv_resp->error); - - managarm::posix::SvrResponse resp(getAllocator()); - resp.ParseFromArray(recv_resp->data, recv_resp->length); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - *window = reinterpret_cast(resp.offset()); - return 0; -} - -int sys_close(int fd) { - cacheFileTable(); - HelAction actions[3]; - - managarm::posix::CloseRequest req(getAllocator()); - req.set_fd(fd); - - if(!globalQueue.valid()) - globalQueue.initialize(); - - frg::string ser(getAllocator()); - req.SerializeToString(&ser); - actions[0].type = kHelActionOffer; - actions[0].flags = kHelItemAncillary; - actions[1].type = kHelActionSendFromBuffer; - actions[1].flags = kHelItemChain; - actions[1].buffer = ser.data(); - actions[1].length = ser.size(); - actions[2].type = kHelActionRecvInline; - actions[2].flags = 0; - HEL_CHECK(helSubmitAsync(posixLane, actions, 3, globalQueue->getHandle(), 0, 0)); - - auto element = globalQueue->dequeueSingle(); - auto offer = parseHandle(element); - auto send_req = parseSimple(element); - auto recv_resp = parseInline(element); - HEL_CHECK(offer->error); - HEL_CHECK(send_req->error); - HEL_CHECK(recv_resp->error); - - managarm::posix::SvrResponse resp(getAllocator()); - resp.ParseFromArray(recv_resp->data, recv_resp->length); - __ensure(resp.error() == managarm::posix::Errors::SUCCESS); - return 0; -} - -int sys_futex_tid() { - HelWord tid = 0; - HEL_CHECK(helSyscall0_1(kHelCallSuper + posix::superGetTid, - &tid)); - - return tid; -} - -int sys_futex_wait(int *pointer, int expected, const struct timespec *time) { - // This implementation is inherently signal-safe. - if(time) { - if(helFutexWait(pointer, expected, time->tv_nsec + time->tv_sec * 1000000000)) - return -1; - return 0; - } - if(helFutexWait(pointer, expected, -1)) - return -1; - return 0; -} - -int sys_futex_wake(int *pointer) { - // This implementation is inherently signal-safe. - if(helFutexWake(pointer)) - return -1; - return 0; -} - - -} // namespace mlibc diff --git a/lib/mlibc/sysdeps/managarm/x86_64/crt-src/Scrt1.S b/lib/mlibc/sysdeps/managarm/x86_64/crt-src/Scrt1.S deleted file mode 100644 index d0e8213..0000000 --- a/lib/mlibc/sysdeps/managarm/x86_64/crt-src/Scrt1.S +++ /dev/null @@ -1,8 +0,0 @@ -.section .text -.global _start -_start: - mov %rsp, %rdi - lea main(%rip), %rsi - call __mlibc_entry -.section .note.GNU-stack,"",%progbits - diff --git a/lib/mlibc/sysdeps/managarm/x86_64/crt-src/crt0.S b/lib/mlibc/sysdeps/managarm/x86_64/crt-src/crt0.S deleted file mode 100644 index 6afb421..0000000 --- a/lib/mlibc/sysdeps/managarm/x86_64/crt-src/crt0.S +++ /dev/null @@ -1,10 +0,0 @@ - -.section .text -.global _start -_start: - mov %rsp, %rdi - mov $main, %rsi - call __mlibc_entry - -.section .note.GNU-stack,"",%progbits - diff --git a/lib/mlibc/sysdeps/managarm/x86_64/crt-src/crti.S b/lib/mlibc/sysdeps/managarm/x86_64/crt-src/crti.S deleted file mode 100644 index 1ca20f2..0000000 --- a/lib/mlibc/sysdeps/managarm/x86_64/crt-src/crti.S +++ /dev/null @@ -1,15 +0,0 @@ - .ident "x86_64-managarm-mlibc crti" - - .section .init - .globl _init - .type _init,@function -_init: - push %rax - - .section .fini - .globl _fini - .type _fini,@function -_fini: - push %rax - -.section .note.GNU-stack,"",%progbits diff --git a/lib/mlibc/sysdeps/managarm/x86_64/crt-src/crtn.S b/lib/mlibc/sysdeps/managarm/x86_64/crt-src/crtn.S deleted file mode 100644 index fdb309e..0000000 --- a/lib/mlibc/sysdeps/managarm/x86_64/crt-src/crtn.S +++ /dev/null @@ -1,11 +0,0 @@ -.ident "x86_64-managarm-mlibc crtn" - -.section .init - pop %rax - ret - -.section .fini - pop %rax - ret - -.section .note.GNU-stack,"",%progbits diff --git a/lib/mlibc/sysdeps/managarm/x86_64/signals.S b/lib/mlibc/sysdeps/managarm/x86_64/signals.S deleted file mode 100644 index 33ac4a3..0000000 --- a/lib/mlibc/sysdeps/managarm/x86_64/signals.S +++ /dev/null @@ -1,10 +0,0 @@ - -.section .text -.global __mlibc_signal_restore -__mlibc_signal_restore: - mov $0x80000006, %rdi - syscall - ud2 - -.section .note.GNU-stack,"",%progbits - diff --git a/lib/mlibc/sysdeps/managarm/x86_64/thread.cpp b/lib/mlibc/sysdeps/managarm/x86_64/thread.cpp deleted file mode 100644 index 88f1bf3..0000000 --- a/lib/mlibc/sysdeps/managarm/x86_64/thread.cpp +++ /dev/null @@ -1,56 +0,0 @@ -#include -#include -#include -#include -#include -#include -#include -#include - -extern "C" void __mlibc_enter_thread(void *entry, void *user_arg, Tcb *tcb) { - // Wait until our parent sets up the TID. - while(!__atomic_load_n(&tcb->tid, __ATOMIC_RELAXED)) - mlibc::sys_futex_wait(&tcb->tid, 0, nullptr); - - if(mlibc::sys_tcb_set(tcb)) - __ensure(!"sys_tcb_set() failed"); - - tcb->invokeThreadFunc(entry, user_arg); - - auto self = reinterpret_cast(tcb); - - __atomic_store_n(&self->didExit, 1, __ATOMIC_RELEASE); - mlibc::sys_futex_wake(&self->didExit); - - mlibc::sys_thread_exit(); -} - -namespace mlibc { - -static constexpr size_t default_stacksize = 0x200000; - -int sys_prepare_stack(void **stack, void *entry, void *user_arg, void *tcb, size_t *stack_size, size_t *guard_size, void **stack_base) { - if (!*stack_size) - *stack_size = default_stacksize; - *guard_size = 0; - - if (*stack) { - *stack_base = *stack; - } else { - *stack_base = mmap(nullptr, *stack_size, PROT_READ | PROT_WRITE, - MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); - if(*stack_base == MAP_FAILED) { - return errno; - } - } - - uintptr_t *sp = reinterpret_cast(reinterpret_cast(*stack_base) + *stack_size); - - *--sp = reinterpret_cast(tcb); - *--sp = reinterpret_cast(user_arg); - *--sp = reinterpret_cast(entry); - *stack = reinterpret_cast(sp); - return 0; -} - -} //namespace mlibc diff --git a/lib/mlibc/sysdeps/managarm/x86_64/thread_entry.S b/lib/mlibc/sysdeps/managarm/x86_64/thread_entry.S deleted file mode 100644 index 51e703b..0000000 --- a/lib/mlibc/sysdeps/managarm/x86_64/thread_entry.S +++ /dev/null @@ -1,11 +0,0 @@ - -.section .text -.global __mlibc_start_thread -__mlibc_start_thread: - pop %rdi - pop %rsi - pop %rdx - call __mlibc_enter_thread - -.section .note.GNU-stack,"",%progbits - -- cgit v1.2.3