lib: Add mlibc

Signed-off-by: Ian Moffett <ian@osmora.org>

44 files changed, 256 insertions, 0 deletions

diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/access.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/access.h
new file mode 120000
index 0000000..cb83931
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/access.h
@@ -0,0 +1 @@
+../../../../abis/linux/access.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/auxv.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/auxv.h
new file mode 120000
index 0000000..c43f878
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/auxv.h
@@ -0,0 +1 @@
+../../../../abis/linux/auxv.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/blkcnt_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/blkcnt_t.h
new file mode 120000
index 0000000..0b0ec27
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/blksize_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/blksize_t.h
new file mode 120000
index 0000000..7dc8d7c
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/clockid_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/clockid_t.h
new file mode 120000
index 0000000..6a42da5
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/dev_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/dev_t.h
new file mode 120000
index 0000000..bca881e
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/epoll.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/epoll.h
new file mode 120000
index 0000000..eb4b76d
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/epoll.h
@@ -0,0 +1 @@
+../../../../abis/linux/epoll.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/errno.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/errno.h
new file mode 120000
index 0000000..6e507de
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/errno.h
@@ -0,0 +1 @@
+../../../../abis/linux/errno.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/fcntl.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/fcntl.h
new file mode 120000
index 0000000..463e2c9
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/fcntl.h
@@ -0,0 +1 @@
+../../../../abis/linux/fcntl.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/fsblkcnt_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/fsblkcnt_t.h
new file mode 120000
index 0000000..898dfb2
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/fsfilcnt_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/fsfilcnt_t.h
new file mode 120000
index 0000000..791755c
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/gid_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/gid_t.h
new file mode 120000
index 0000000..abce6d6
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/in.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/in.h
new file mode 120000
index 0000000..418d1d5
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/in.h
@@ -0,0 +1 @@
+../../../../abis/linux/in.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/ino_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/ino_t.h
new file mode 120000
index 0000000..4c20aca
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/inotify.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/inotify.h
new file mode 120000
index 0000000..b5cb282
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/inotify.h
@@ -0,0 +1 @@
+../../../../abis/linux/inotify.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/ioctls.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/ioctls.h
new file mode 120000
index 0000000..595106b
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/ioctls.h
@@ -0,0 +1 @@
+../../../../abis/linux/ioctls.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/limits.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/limits.h
new file mode 120000
index 0000000..6c88db2
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/limits.h
@@ -0,0 +1 @@
+../../../../abis/linux/limits.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/mode_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/mode_t.h
new file mode 120000
index 0000000..5d78fdf
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/mqueue.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/mqueue.h
new file mode 120000
index 0000000..fa87b07
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/mqueue.h
@@ -0,0 +1 @@
+../../../../abis/linux/mqueue.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/msg.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/msg.h
new file mode 120000
index 0000000..f402b49
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/msg.h
@@ -0,0 +1 @@
+../../../../abis/linux/msg.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/nlink_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/nlink_t.h
new file mode 120000
index 0000000..bb3b625
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/packet.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/packet.h
new file mode 120000
index 0000000..998ef1a
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/packet.h
@@ -0,0 +1 @@
+../../../../abis/linux/packet.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/pid_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/pid_t.h
new file mode 120000
index 0000000..baa90f6
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/poll.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/poll.h
new file mode 120000
index 0000000..8ea6a0a
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/poll.h
@@ -0,0 +1 @@
+../../../../abis/linux/poll.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/ptrace.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/ptrace.h
new file mode 120000
index 0000000..b2517b2
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/ptrace.h
@@ -0,0 +1 @@
+../../../../abis/linux/ptrace.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/reboot.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/reboot.h
new file mode 120000
index 0000000..77013a4
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/reboot.h
@@ -0,0 +1 @@
+../../../../abis/linux/reboot.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/resource.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/resource.h
new file mode 120000
index 0000000..88d7402
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/resource.h
@@ -0,0 +1 @@
+../../../../abis/linux/resource.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/seek-whence.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/seek-whence.h
new file mode 120000
index 0000000..df7bccf
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/shm.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/shm.h
new file mode 120000
index 0000000..067d8c4
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/shm.h
@@ -0,0 +1 @@
+../../../../abis/linux/shm.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/signal.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/signal.h
new file mode 120000
index 0000000..4dcb0b7
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/signal.h
@@ -0,0 +1 @@
+../../../../abis/linux/signal.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/socket.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/socket.h
new file mode 120000
index 0000000..f1dc016
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/socket.h
@@ -0,0 +1 @@
+../../../../abis/linux/socket.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/socklen_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/socklen_t.h
new file mode 120000
index 0000000..41f3b11
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/stat.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/stat.h
new file mode 120000
index 0000000..1f63b41
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/stat.h
@@ -0,0 +1 @@
+../../../../abis/linux/stat.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/statfs.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/statfs.h
new file mode 120000
index 0000000..e3d202f
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/statfs.h
@@ -0,0 +1 @@
+../../../../abis/linux/statfs.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/statvfs.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/statvfs.h
new file mode 120000
index 0000000..1fc80c2
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/statvfs.h
@@ -0,0 +1 @@
+../../../../abis/linux/statvfs.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/suseconds_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/suseconds_t.h
new file mode 120000
index 0000000..9ed6597
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/termios.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/termios.h
new file mode 120000
index 0000000..ee8f0b0
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/termios.h
@@ -0,0 +1 @@
+../../../../abis/linux/termios.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/time.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/time.h
new file mode 120000
index 0000000..2a02625
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/time.h
@@ -0,0 +1 @@
+../../../../abis/linux/time.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/uid_t.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/uid_t.h
new file mode 120000
index 0000000..b306777
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/utsname.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/utsname.h
new file mode 120000
index 0000000..b285754
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/utsname.h
@@ -0,0 +1 @@
+../../../../abis/linux/utsname.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/vm-flags.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/vm-flags.h
new file mode 120000
index 0000000..bbe258c
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/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/keyronex/include/abi-bits/wait.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/wait.h
new file mode 120000
index 0000000..feb2840
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/wait.h
@@ -0,0 +1 @@
+../../../../abis/linux/wait.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/abi-bits/xattr.h b/lib/mlibc/sysdeps/keyronex/include/abi-bits/xattr.h
new file mode 120000
index 0000000..66412d7
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/abi-bits/xattr.h
@@ -0,0 +1 @@
+../../../../abis/linux/xattr.h
\ No newline at end of file
diff --git a/lib/mlibc/sysdeps/keyronex/include/keyronex/syscall.h b/lib/mlibc/sysdeps/keyronex/include/keyronex/syscall.h
new file mode 100644
index 0000000..9cbafd0
--- /dev/null
+++ b/lib/mlibc/sysdeps/keyronex/include/keyronex/syscall.h
@@ -0,0 +1,213 @@
+#ifndef _KEYRONEX__SYSCALL_H
+#define _KEYRONEX__SYSCALL_H
+
+#include <stdint.h>
+
+enum posix_syscall {
+	/*! debug print */
+	kPXSysDebug,
+	kPXSysMmap,
+	kPXSysMunmap,
+
+	kPXSysIOCtl,
+	kPXSysOpenAt,
+	kPXSysClose,
+	kPXSysRead,
+	kPXSysReadLink,
+	kPXSysWrite,
+	kPXSysSeek,
+	kPXSysPPoll,
+	kPXSysIsATTY,
+	kPXSysReadDir,
+	kPXSysStat,
+	kPXSysUnlinkAt,
+	kPXSysGetCWD,
+	kPXSysPipe,
+	kPXSysDup,
+	kPXSysDup3,
+	kPXSysLink,
+	kPXSysChDir,
+	kPXSysUMask,
+	kPXSysMkDirAt,
+	kPXSysRenameAt,
+	kPXSysStatFS,
+	kPXSysFCntl,
+
+	kPXSysSetFSBase,
+	kPXSysExecVE,
+	kPXSysExit,
+	kPXSysFork,
+	kPXSysWaitPID,
+	kPXSysGetPID,
+	kPXSysGetPPID,
+	kPXSysGetPGID,
+	kPXSysSetPGID,
+	kPXSysGetSID,
+	kPXSysSetSID,
+	kPXSysGetTID,
+
+	kPXSysSigAction,
+	kPXSysSigMask,
+	kPXSysSigSend,
+	kPXSysSigSuspend,
+	kPXSysSigTimedWait,
+
+	kPXSysSocket,
+	kPXSysBind,
+	kPXSysConnect,
+	kPXSysListen,
+	kPXSysAccept,
+	kPXSysSendMsg,
+	kPXSysRecvMsg,
+	kPXSysSocketPair,
+	kPXSysGetSockOpt,
+	kPXSysSetSockOpt,
+
+	kPXSysEPollCreate,
+	kPXSysEPollCtl,
+	kPXSysEPollWait,
+
+	kPXSysSleep,
+	kPXSysUTSName,
+	kPXSysClockGet,
+
+	kPXSysForkThread,
+	kPXSysFutexWait,
+	kPXSysFutexWake,
+
+	/*! register signal entry function */
+	kPXSysSigEntry,
+	/*! return from a signal */
+	kPXSysSigReturn,
+};
+
+enum posix_stat_kind {
+	kPXStatKindFD,
+	kPXStatKindAt,
+	kPXStatKindCWD,
+};
+
+#if defined(__x86_64__)
+static inline uintptr_t
+syscall0(uintptr_t num, uintptr_t *out)
+{
+	uintptr_t ret, ret2;
+	asm volatile("int $0x80" : "=a"(ret), "=D"(ret2) : "a"(num) : "memory");
+	if (out)
+		*out = ret2;
+	return ret;
+}
+
+static inline uintptr_t
+syscall1(uintptr_t num, uintptr_t arg1, uintptr_t *out)
+{
+	uintptr_t ret, ret2;
+	asm volatile("int $0x80"
+		     : "=a"(ret), "=D"(ret2)
+		     : "a"(num), "D"(arg1)
+		     : "memory");
+	if (out)
+		*out = ret2;
+	return ret;
+}
+
+static inline uintptr_t
+syscall2(uintptr_t num, uintptr_t arg1, uintptr_t arg2, uintptr_t *out)
+{
+	uintptr_t ret, ret2;
+
+	asm volatile("int $0x80"
+		     : "=a"(ret), "=D"(ret2)
+		     : "a"(num), "D"(arg1), "S"(arg2)
+		     : "memory");
+
+	if (out)
+		*out = ret2;
+
+	return ret;
+}
+
+static inline uintptr_t
+syscall3(intptr_t num, uintptr_t arg1, uintptr_t arg2, uintptr_t arg3,
+    uintptr_t *out)
+{
+	uintptr_t ret, ret2;
+
+	asm volatile("int $0x80"
+		     : "=a"(ret), "=D"(ret2)
+		     : "a"(num), "D"(arg1), "S"(arg2), "d"(arg3)
+		     : "memory");
+
+	if (out)
+		*out = ret2;
+
+	return ret;
+}
+
+static inline uintptr_t
+syscall4(intptr_t num, uintptr_t arg1, uintptr_t arg2, uintptr_t arg3,
+    uintptr_t arg4, uintptr_t *out)
+{
+	register uintptr_t r10 asm("r10") = arg4;
+	uintptr_t ret, ret2;
+
+	asm volatile("int $0x80"
+		     : "=a"(ret), "=D"(ret2)
+		     : "a"(num), "D"(arg1), "S"(arg2), "d"(arg3), "r"(r10)
+		     : "memory");
+
+	if (out)
+		*out = ret2;
+
+	return ret;
+}
+
+static inline uintptr_t
+syscall5(uintptr_t num, uintptr_t arg1, uintptr_t arg2, uintptr_t arg3,
+    uintptr_t arg4, uintptr_t arg5, uintptr_t *out)
+{
+	register uintptr_t r10 asm("r10") = arg4, r8 asm("r8") = arg5;
+	uintptr_t ret, ret2;
+
+	asm volatile("int $0x80"
+		     : "=a"(ret), "=D"(ret2)
+		     : "a"(num), "D"(arg1), "S"(arg2), "d"(arg3), "r"(r10),
+		     "r"(r8)
+		     : "memory");
+
+	if (out)
+		*out = ret2;
+
+	return ret;
+}
+
+static inline uintptr_t
+syscall6(uintptr_t num, uintptr_t arg1, uintptr_t arg2, uintptr_t arg3,
+    uintptr_t arg4, uintptr_t arg5, uintptr_t arg6, uintptr_t *out)
+{
+	register uintptr_t r10 asm("r10") = arg4, r8 asm("r8") = arg5,
+			       r9 asm("r9") = arg6;
+	uintptr_t ret, ret2;
+
+	asm volatile("int $0x80"
+		     : "=a"(ret), "=D"(ret2)
+		     : "a"(num), "D"(arg1), "S"(arg2), "d"(arg3), "r"(r10),
+		     "r"(r8), "r"(r9)
+		     : "memory");
+
+	if (out)
+		*out = ret2;
+
+	return ret;
+}
+
+static inline int
+sc_error(uintptr_t ret)
+{
+	if (ret > -4096UL)
+		return -ret;
+	return 0;
+}
+#endif
+
+#endif