From bd5969fc876a10b18613302db7087ef3c40f18e1 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Thu, 7 Mar 2024 17:28:00 -0500 Subject: lib: Add mlibc Signed-off-by: Ian Moffett --- lib/mlibc/sysdeps/hyra/crt-x86_64/crt0.S | 9 ++ lib/mlibc/sysdeps/hyra/generic/entry.cpp | 35 ++++++ lib/mlibc/sysdeps/hyra/generic/hyra.cpp | 121 +++++++++++++++++++++ lib/mlibc/sysdeps/hyra/include/abi-bits/access.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/auxv.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/blkcnt_t.h | 1 + .../sysdeps/hyra/include/abi-bits/blksize_t.h | 1 + .../sysdeps/hyra/include/abi-bits/clockid_t.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/dev_t.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/epoll.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/errno.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/fcntl.h | 1 + .../sysdeps/hyra/include/abi-bits/fsblkcnt_t.h | 1 + .../sysdeps/hyra/include/abi-bits/fsfilcnt_t.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/gid_t.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/in.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/ino_t.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/inotify.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/ioctls.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/limits.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/mode_t.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/mqueue.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/msg.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/nlink_t.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/packet.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/pid_t.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/poll.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/ptrace.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/reboot.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/resource.h | 1 + .../sysdeps/hyra/include/abi-bits/seek-whence.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/shm.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/signal.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/socket.h | 1 + .../sysdeps/hyra/include/abi-bits/socklen_t.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/stat.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/statfs.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/statvfs.h | 1 + .../sysdeps/hyra/include/abi-bits/suseconds_t.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/termios.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/time.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/uid_t.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/utsname.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/vm-flags.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/vt.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/wait.h | 1 + lib/mlibc/sysdeps/hyra/include/abi-bits/xattr.h | 1 + lib/mlibc/sysdeps/hyra/include/hyra/syscall.h | 55 ++++++++++ lib/mlibc/sysdeps/hyra/meson.build | 69 ++++++++++++ 49 files changed, 333 insertions(+) create mode 100644 lib/mlibc/sysdeps/hyra/crt-x86_64/crt0.S create mode 100644 lib/mlibc/sysdeps/hyra/generic/entry.cpp create mode 100644 lib/mlibc/sysdeps/hyra/generic/hyra.cpp create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/access.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/auxv.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/blkcnt_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/blksize_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/clockid_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/dev_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/epoll.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/errno.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/fcntl.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/fsblkcnt_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/fsfilcnt_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/gid_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/in.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/ino_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/inotify.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/ioctls.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/limits.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/mode_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/mqueue.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/msg.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/nlink_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/packet.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/pid_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/poll.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/ptrace.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/reboot.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/resource.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/seek-whence.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/shm.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/signal.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/socket.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/socklen_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/stat.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/statfs.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/statvfs.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/suseconds_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/termios.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/time.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/uid_t.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/utsname.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/vm-flags.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/vt.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/wait.h create mode 120000 lib/mlibc/sysdeps/hyra/include/abi-bits/xattr.h create mode 100644 lib/mlibc/sysdeps/hyra/include/hyra/syscall.h create mode 100644 lib/mlibc/sysdeps/hyra/meson.build (limited to 'lib/mlibc/sysdeps/hyra') diff --git a/lib/mlibc/sysdeps/hyra/crt-x86_64/crt0.S b/lib/mlibc/sysdeps/hyra/crt-x86_64/crt0.S new file mode 100644 index 0000000..57f0dd1 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/crt-x86_64/crt0.S @@ -0,0 +1,9 @@ +.section .text + +.global _start +_start: + mov $main, %rdi + call __mlibc_entry + +.size _start, . - _start +.section .note.GNU-stack,"",%progbits diff --git a/lib/mlibc/sysdeps/hyra/generic/entry.cpp b/lib/mlibc/sysdeps/hyra/generic/entry.cpp new file mode 100644 index 0000000..d5129af --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/generic/entry.cpp @@ -0,0 +1,35 @@ +#include +#include +#include +#include + +// defined by the POSIX library +void __mlibc_initLocale(); + +extern "C" uintptr_t *__dlapi_entrystack(); + +extern char **environ; +static mlibc::exec_stack_data __mlibc_stack_data; + +struct LibraryGuard { + LibraryGuard(); +}; + +static LibraryGuard guard; + +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(int (*main_fn)(int argc, char *argv[], + char *env[])) { + // TODO: call __dlapi_enter, otherwise static builds will break (see Linux + // sysdeps) + auto result = main_fn(__mlibc_stack_data.argc, __mlibc_stack_data.argv, environ); + exit(result); +} diff --git a/lib/mlibc/sysdeps/hyra/generic/hyra.cpp b/lib/mlibc/sysdeps/hyra/generic/hyra.cpp new file mode 100644 index 0000000..fb555b9 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/generic/hyra.cpp @@ -0,0 +1,121 @@ +#include +#include +#include + +namespace mlibc { +void sys_libc_log(const char *msg) { + __syscall(0, (uintptr_t)msg); +} + +int sys_anon_allocate(size_t size, void **pointer) { + (void)size; + (void)pointer; + while (1); +} + +void sys_libc_panic() { + sys_libc_log("\n** MLIBC PANIC **\n"); + while (1); +} + +int sys_tcb_set(void *pointer) { + (void)pointer; + + while (1); +} + +void sys_exit(int status) { +} + +void sys_seek(int fd, off_t offset, int whence, off_t *new_offset) { + (void)fd; + (void)offset; + (void)whence; + (void)new_offset; + + while (1); +} + +int sys_vm_map(void *hint, size_t size, int prot, int flags, int fd, + off_t offset, void **window) { + (void)hint; + (void)size; + (void)prot; + (void)flags; + (void)fd; + (void)offset; + (void)window; + + while (1); +} + +int sys_vm_unmap(void *address, size_t size) { + (void)address; + (void)size; + + while (1); +} + +int sys_anon_free(void *pointer, size_t size) { + (void)pointer; + (void)size; + + while (1); +} + +int sys_clock_get(int clock, time_t *secs, long *nanos) { + (void)clock; + (void)secs; + (void)nanos; + + while (1); +} + +int sys_futex_wait(int *pointer, int expected, const struct timespec *time) { + (void)pointer; + (void)expected; + (void)time; + + return 0; +} + +int sys_futex_wake(int *pointer) { + (void)pointer; + + return 0; +} + +int sys_open(const char *filename, int flags, mode_t mode, int *fd) { + (void)filename; + (void)flags; + (void)mode; + (void)fd; + + while (1); +} + +int sys_read(int fd, void *buf, size_t count, ssize_t *bytes_read) { + (void)fd; + (void)buf; + (void)count; + (void)bytes_read; + + while (1); +} + +int sys_write(int fd, const void *buffer, size_t count, ssize_t *written) { + (void)fd; + (void)buffer; + (void)count; + (void)written; + + while (1); +} + +int sys_close(int fd) { + (void)fd; + + while (1); +} + +} diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/access.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/access.h new file mode 120000 index 0000000..cb83931 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/access.h @@ -0,0 +1 @@ +../../../../abis/linux/access.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/auxv.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/auxv.h new file mode 120000 index 0000000..6959fac --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/auxv.h @@ -0,0 +1 @@ +../../../../abis/hyra/auxv.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/blkcnt_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/blkcnt_t.h new file mode 120000 index 0000000..0b0ec27 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/blkcnt_t.h @@ -0,0 +1 @@ +../../../../abis/linux/blkcnt_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/blksize_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/blksize_t.h new file mode 120000 index 0000000..7dc8d7c --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/blksize_t.h @@ -0,0 +1 @@ +../../../../abis/linux/blksize_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/clockid_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/clockid_t.h new file mode 120000 index 0000000..6a42da5 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/clockid_t.h @@ -0,0 +1 @@ +../../../../abis/linux/clockid_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/dev_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/dev_t.h new file mode 120000 index 0000000..bca881e --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/dev_t.h @@ -0,0 +1 @@ +../../../../abis/linux/dev_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/epoll.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/epoll.h new file mode 120000 index 0000000..eb4b76d --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/epoll.h @@ -0,0 +1 @@ +../../../../abis/linux/epoll.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/errno.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/errno.h new file mode 120000 index 0000000..6e507de --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/errno.h @@ -0,0 +1 @@ +../../../../abis/linux/errno.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/fcntl.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/fcntl.h new file mode 120000 index 0000000..463e2c9 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/fcntl.h @@ -0,0 +1 @@ +../../../../abis/linux/fcntl.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/fsblkcnt_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/fsblkcnt_t.h new file mode 120000 index 0000000..898dfb2 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/fsblkcnt_t.h @@ -0,0 +1 @@ +../../../../abis/linux/fsblkcnt_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/fsfilcnt_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/fsfilcnt_t.h new file mode 120000 index 0000000..791755c --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/fsfilcnt_t.h @@ -0,0 +1 @@ +../../../../abis/linux/fsfilcnt_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/gid_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/gid_t.h new file mode 120000 index 0000000..abce6d6 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/gid_t.h @@ -0,0 +1 @@ +../../../../abis/linux/gid_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/in.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/in.h new file mode 120000 index 0000000..418d1d5 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/in.h @@ -0,0 +1 @@ +../../../../abis/linux/in.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/ino_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/ino_t.h new file mode 120000 index 0000000..4c20aca --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/ino_t.h @@ -0,0 +1 @@ +../../../../abis/linux/ino_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/inotify.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/inotify.h new file mode 120000 index 0000000..b5cb282 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/inotify.h @@ -0,0 +1 @@ +../../../../abis/linux/inotify.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/ioctls.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/ioctls.h new file mode 120000 index 0000000..595106b --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/ioctls.h @@ -0,0 +1 @@ +../../../../abis/linux/ioctls.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/limits.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/limits.h new file mode 120000 index 0000000..6c88db2 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/limits.h @@ -0,0 +1 @@ +../../../../abis/linux/limits.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/mode_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/mode_t.h new file mode 120000 index 0000000..5d78fdf --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/mode_t.h @@ -0,0 +1 @@ +../../../../abis/linux/mode_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/mqueue.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/mqueue.h new file mode 120000 index 0000000..fa87b07 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/mqueue.h @@ -0,0 +1 @@ +../../../../abis/linux/mqueue.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/msg.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/msg.h new file mode 120000 index 0000000..f402b49 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/msg.h @@ -0,0 +1 @@ +../../../../abis/linux/msg.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/nlink_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/nlink_t.h new file mode 120000 index 0000000..bb3b625 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/nlink_t.h @@ -0,0 +1 @@ +../../../../abis/linux/nlink_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/packet.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/packet.h new file mode 120000 index 0000000..998ef1a --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/packet.h @@ -0,0 +1 @@ +../../../../abis/linux/packet.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/pid_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/pid_t.h new file mode 120000 index 0000000..baa90f6 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/pid_t.h @@ -0,0 +1 @@ +../../../../abis/linux/pid_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/poll.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/poll.h new file mode 120000 index 0000000..8ea6a0a --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/poll.h @@ -0,0 +1 @@ +../../../../abis/linux/poll.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/ptrace.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/ptrace.h new file mode 120000 index 0000000..b2517b2 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/ptrace.h @@ -0,0 +1 @@ +../../../../abis/linux/ptrace.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/reboot.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/reboot.h new file mode 120000 index 0000000..77013a4 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/reboot.h @@ -0,0 +1 @@ +../../../../abis/linux/reboot.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/resource.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/resource.h new file mode 120000 index 0000000..88d7402 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/resource.h @@ -0,0 +1 @@ +../../../../abis/linux/resource.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/seek-whence.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/seek-whence.h new file mode 120000 index 0000000..df7bccf --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/seek-whence.h @@ -0,0 +1 @@ +../../../../abis/linux/seek-whence.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/shm.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/shm.h new file mode 120000 index 0000000..067d8c4 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/shm.h @@ -0,0 +1 @@ +../../../../abis/linux/shm.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/signal.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/signal.h new file mode 120000 index 0000000..4dcb0b7 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/signal.h @@ -0,0 +1 @@ +../../../../abis/linux/signal.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/socket.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/socket.h new file mode 120000 index 0000000..f1dc016 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/socket.h @@ -0,0 +1 @@ +../../../../abis/linux/socket.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/socklen_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/socklen_t.h new file mode 120000 index 0000000..41f3b11 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/socklen_t.h @@ -0,0 +1 @@ +../../../../abis/linux/socklen_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/stat.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/stat.h new file mode 120000 index 0000000..1f63b41 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/stat.h @@ -0,0 +1 @@ +../../../../abis/linux/stat.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/statfs.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/statfs.h new file mode 120000 index 0000000..e3d202f --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/statfs.h @@ -0,0 +1 @@ +../../../../abis/linux/statfs.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/statvfs.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/statvfs.h new file mode 120000 index 0000000..1fc80c2 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/statvfs.h @@ -0,0 +1 @@ +../../../../abis/linux/statvfs.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/suseconds_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/suseconds_t.h new file mode 120000 index 0000000..9ed6597 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/suseconds_t.h @@ -0,0 +1 @@ +../../../../abis/linux/suseconds_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/termios.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/termios.h new file mode 120000 index 0000000..ee8f0b0 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/termios.h @@ -0,0 +1 @@ +../../../../abis/linux/termios.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/time.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/time.h new file mode 120000 index 0000000..2a02625 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/time.h @@ -0,0 +1 @@ +../../../../abis/linux/time.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/uid_t.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/uid_t.h new file mode 120000 index 0000000..b306777 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/uid_t.h @@ -0,0 +1 @@ +../../../../abis/linux/uid_t.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/utsname.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/utsname.h new file mode 120000 index 0000000..b285754 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/utsname.h @@ -0,0 +1 @@ +../../../../abis/linux/utsname.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/vm-flags.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/vm-flags.h new file mode 120000 index 0000000..bbe258c --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/vm-flags.h @@ -0,0 +1 @@ +../../../../abis/linux/vm-flags.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/vt.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/vt.h new file mode 120000 index 0000000..5798a4a --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/vt.h @@ -0,0 +1 @@ +../../../../abis/linux/vt.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/wait.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/wait.h new file mode 120000 index 0000000..feb2840 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/wait.h @@ -0,0 +1 @@ +../../../../abis/linux/wait.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/abi-bits/xattr.h b/lib/mlibc/sysdeps/hyra/include/abi-bits/xattr.h new file mode 120000 index 0000000..66412d7 --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/abi-bits/xattr.h @@ -0,0 +1 @@ +../../../../abis/linux/xattr.h \ No newline at end of file diff --git a/lib/mlibc/sysdeps/hyra/include/hyra/syscall.h b/lib/mlibc/sysdeps/hyra/include/hyra/syscall.h new file mode 100644 index 0000000..f38a59b --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/include/hyra/syscall.h @@ -0,0 +1,55 @@ +#ifndef _HYRA_SYSCALL_H_ +#define _HYRA_SYSCALL_H_ + +#define SYS_debug 0 +#define SYS_exit 1 + +__attribute__((__always_inline__)) +static inline long syscall0() { + volatile long ret; + asm volatile("int $0x80" : "=a"(ret)); + return ret; +} + +__attribute__((__always_inline__)) +static inline long syscall1(uint64_t code, uint64_t arg0) { + volatile long ret; + asm volatile("int $0x80" + : "=a"(ret) + : "a"(code), + "D"(arg0) : "memory"); + return ret; +} + +__attribute__((__always_inline__)) +static inline long syscall2(uint64_t code, uint64_t arg0, uint64_t arg1) { + volatile long ret; + asm volatile("int $0x80" + : "=a"(ret) + : "a"(code), + "D"(arg0), + "S"(arg1) + : "memory"); + return ret; +} + +__attribute__((__always_inline__)) +static inline long syscall3(uint64_t code, uint64_t arg0, uint64_t arg1, uint64_t arg2) { + volatile long ret; + asm volatile("int $0x80" + : "=a"(ret) + : "a"(code), + "D"(arg0), + "S"(arg1), + "d"(arg2) + : "memory"); + return ret; +} + +#define _GET_SYSCALL(a0, a1, a2, a3, name, ...) name + +#define __syscall(...) \ + _GET_SYSCALL(__VA_ARGS__, syscall3, syscall2, syscall1, \ + syscall0)(__VA_ARGS__) + +#endif /* !_HYRA_SYSCALL_H_ */ diff --git a/lib/mlibc/sysdeps/hyra/meson.build b/lib/mlibc/sysdeps/hyra/meson.build new file mode 100644 index 0000000..80136db --- /dev/null +++ b/lib/mlibc/sysdeps/hyra/meson.build @@ -0,0 +1,69 @@ +rtdl_dso_sources += files( + 'generic/hyra.cpp' +) + +libc_sources += files( + 'generic/entry.cpp', + 'generic/hyra.cpp', +) + +if not no_headers + install_headers( + '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/resource.h', + 'include/abi-bits/signal.h', + 'include/abi-bits/stat.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/access.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', + subdir: 'abi-bits', + follow_symlinks: true + ) + install_headers( + 'include/hyra/syscall.h', + subdir: 'hyra' + ) +endif + +if not headers_only + crt = custom_target('crt0', + build_by_default: true, + command: c_compiler.cmd_array() + ['-c', '-o', '@OUTPUT@', '@INPUT@'], + input: 'crt-x86_64/crt0.S', + output: 'crt0.o', + install: true, + install_dir: get_option('libdir') + ) +endif + +if host_machine.cpu_family() == 'x86_64' + # libc_sources += files('generic/signals.S') +else + error('Unknown architecture') +endif -- cgit v1.2.3