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use super::arch::*;
use super::data::{SigAction, Stat, StatVfs, TimeSpec};
use super::error::Result;
use super::number::*;
use core::{mem, ptr};
extern "C" fn restorer() -> ! {
sigreturn().unwrap();
unreachable!();
}
pub unsafe fn brk(addr: usize) -> Result<usize> {
syscall1(SYS_BRK, addr)
}
pub fn chdir<T: AsRef<[u8]>>(path: T) -> Result<usize> {
unsafe { syscall2(SYS_CHDIR, path.as_ref().as_ptr() as usize, path.as_ref().len()) }
}
pub fn chmod<T: AsRef<[u8]>>(path: T, mode: usize) -> Result<usize> {
unsafe { syscall3(SYS_CHMOD, path.as_ref().as_ptr() as usize, path.as_ref().len(), mode) }
}
pub unsafe fn clone(flags: usize) -> Result<usize> {
syscall1_clobber(SYS_CLONE, flags)
}
pub fn close(fd: usize) -> Result<usize> {
unsafe { syscall1(SYS_CLOSE, fd) }
}
pub fn clock_gettime(clock: usize, tp: &mut TimeSpec) -> Result<usize> {
unsafe { syscall2(SYS_CLOCK_GETTIME, clock, tp as *mut TimeSpec as usize) }
}
pub fn dup(fd: usize, buf: &[u8]) -> Result<usize> {
unsafe { syscall3(SYS_DUP, fd, buf.as_ptr() as usize, buf.len()) }
}
pub fn dup2(fd: usize, newfd: usize, buf: &[u8]) -> Result<usize> {
unsafe { syscall4(SYS_DUP2, fd, newfd, buf.as_ptr() as usize, buf.len()) }
}
pub fn execve<T: AsRef<[u8]>>(path: T, args: &[[usize; 2]]) -> Result<usize> {
unsafe { syscall4(SYS_EXECVE, path.as_ref().as_ptr() as usize,
path.as_ref().len(), args.as_ptr() as usize, args.len()) }
}
pub fn exit(status: usize) -> Result<usize> {
unsafe { syscall1(SYS_EXIT, status) }
}
pub fn fcntl(fd: usize, cmd: usize, arg: usize) -> Result<usize> {
unsafe { syscall3(SYS_FCNTL, fd, cmd, arg) }
}
pub fn fevent(fd: usize, flags: usize) -> Result<usize> {
unsafe { syscall2(SYS_FEVENT, fd, flags) }
}
pub unsafe fn fmap(fd: usize, offset: usize, size: usize) -> Result<usize> {
syscall3(SYS_FMAP, fd, offset, size)
}
pub unsafe fn funmap(addr: usize) -> Result<usize> {
syscall1(SYS_FUNMAP, addr)
}
pub fn fpath(fd: usize, buf: &mut [u8]) -> Result<usize> {
unsafe { syscall3(SYS_FPATH, fd, buf.as_mut_ptr() as usize, buf.len()) }
}
pub fn fstat(fd: usize, stat: &mut Stat) -> Result<usize> {
unsafe { syscall3(SYS_FSTAT, fd, stat as *mut Stat as usize, mem::size_of::<Stat>()) }
}
pub fn fstatvfs(fd: usize, stat: &mut StatVfs) -> Result<usize> {
unsafe { syscall3(SYS_FSTATVFS, fd, stat as *mut StatVfs as usize, mem::size_of::<StatVfs>()) }
}
pub fn fsync(fd: usize) -> Result<usize> {
unsafe { syscall1(SYS_FSYNC, fd) }
}
pub fn ftruncate(fd: usize, len: usize) -> Result<usize> {
unsafe { syscall2(SYS_FTRUNCATE, fd, len) }
}
pub fn futimens(fd: usize, times: &[TimeSpec]) -> Result<usize> {
unsafe { syscall3(SYS_FUTIMENS, fd, times.as_ptr() as usize,
times.len() * mem::size_of::<TimeSpec>()) }
}
pub unsafe fn futex(addr: *mut i32, op: usize, val: i32, val2: usize, addr2: *mut i32)
-> Result<usize> {
syscall5(SYS_FUTEX, addr as usize, op, (val as isize) as usize, val2, addr2 as usize)
}
pub fn getcwd(buf: &mut [u8]) -> Result<usize> {
unsafe { syscall2(SYS_GETCWD, buf.as_mut_ptr() as usize, buf.len()) }
}
pub fn getegid() -> Result<usize> {
unsafe { syscall0(SYS_GETEGID) }
}
pub fn getens() -> Result<usize> {
unsafe { syscall0(SYS_GETENS) }
}
pub fn geteuid() -> Result<usize> {
unsafe { syscall0(SYS_GETEUID) }
}
pub fn getgid() -> Result<usize> {
unsafe { syscall0(SYS_GETGID) }
}
pub fn getns() -> Result<usize> {
unsafe { syscall0(SYS_GETNS) }
}
pub fn getpid() -> Result<usize> {
unsafe { syscall0(SYS_GETPID) }
}
pub fn getpgid(pid: usize) -> Result<usize> {
unsafe { syscall1(SYS_GETPGID, pid) }
}
pub fn getppid() -> Result<usize> {
unsafe { syscall0(SYS_GETPPID) }
}
pub fn getuid() -> Result<usize> {
unsafe { syscall0(SYS_GETUID) }
}
pub unsafe fn iopl(level: usize) -> Result<usize> {
syscall1(SYS_IOPL, level)
}
pub fn kill(pid: usize, sig: usize) -> Result<usize> {
unsafe { syscall2(SYS_KILL, pid, sig) }
}
pub unsafe fn link(old: *const u8, new: *const u8) -> Result<usize> {
syscall2(SYS_LINK, old as usize, new as usize)
}
pub fn lseek(fd: usize, offset: isize, whence: usize) -> Result<usize> {
unsafe { syscall3(SYS_LSEEK, fd, offset as usize, whence) }
}
pub fn mkns(schemes: &[[usize; 2]]) -> Result<usize> {
unsafe { syscall2(SYS_MKNS, schemes.as_ptr() as usize, schemes.len()) }
}
pub fn nanosleep(req: &TimeSpec, rem: &mut TimeSpec) -> Result<usize> {
unsafe { syscall2(SYS_NANOSLEEP, req as *const TimeSpec as usize,
rem as *mut TimeSpec as usize) }
}
pub fn open<T: AsRef<[u8]>>(path: T, flags: usize) -> Result<usize> {
unsafe { syscall3(SYS_OPEN, path.as_ref().as_ptr() as usize, path.as_ref().len(), flags) }
}
pub unsafe fn physalloc(size: usize) -> Result<usize> {
syscall1(SYS_PHYSALLOC, size)
}
pub unsafe fn physfree(physical_address: usize, size: usize) -> Result<usize> {
syscall2(SYS_PHYSFREE, physical_address, size)
}
pub unsafe fn physmap(physical_address: usize, size: usize, flags: usize) -> Result<usize> {
syscall3(SYS_PHYSMAP, physical_address, size, flags)
}
pub unsafe fn physunmap(virtual_address: usize) -> Result<usize> {
syscall1(SYS_PHYSUNMAP, virtual_address)
}
pub fn pipe2(fds: &mut [usize; 2], flags: usize) -> Result<usize> {
unsafe { syscall2(SYS_PIPE2, fds.as_ptr() as usize, flags) }
}
pub fn read(fd: usize, buf: &mut [u8]) -> Result<usize> {
unsafe { syscall3(SYS_READ, fd, buf.as_mut_ptr() as usize, buf.len()) }
}
pub fn rmdir<T: AsRef<[u8]>>(path: T) -> Result<usize> {
unsafe { syscall2(SYS_RMDIR, path.as_ref().as_ptr() as usize, path.as_ref().len()) }
}
pub fn setpgid(pid: usize, pgid: usize) -> Result<usize> {
unsafe { syscall2(SYS_SETPGID, pid, pgid) }
}
pub fn setregid(rgid: usize, egid: usize) -> Result<usize> {
unsafe { syscall2(SYS_SETREGID, rgid, egid) }
}
pub fn setrens(rns: usize, ens: usize) -> Result<usize> {
unsafe { syscall2(SYS_SETRENS, rns, ens) }
}
pub fn setreuid(ruid: usize, euid: usize) -> Result<usize> {
unsafe { syscall2(SYS_SETREUID, ruid, euid) }
}
pub fn sigaction(sig: usize, act: Option<&SigAction>, oldact: Option<&mut SigAction>)
-> Result<usize> {
unsafe { syscall4(SYS_SIGACTION, sig,
act.map(|x| x as *const _).unwrap_or_else(ptr::null) as usize,
oldact.map(|x| x as *mut _).unwrap_or_else(ptr::null_mut) as usize,
restorer as usize) }
}
pub fn sigreturn() -> Result<usize> {
unsafe { syscall0(SYS_SIGRETURN) }
}
pub fn unlink<T: AsRef<[u8]>>(path: T) -> Result<usize> {
unsafe { syscall2(SYS_UNLINK, path.as_ref().as_ptr() as usize, path.as_ref().len()) }
}
pub unsafe fn virttophys(virtual_address: usize) -> Result<usize> {
syscall1(SYS_VIRTTOPHYS, virtual_address)
}
pub fn waitpid(pid: usize, status: &mut usize, options: usize) -> Result<usize> {
unsafe { syscall3(SYS_WAITPID, pid, status as *mut usize as usize, options) }
}
pub fn write(fd: usize, buf: &[u8]) -> Result<usize> {
unsafe { syscall3(SYS_WRITE, fd, buf.as_ptr() as usize, buf.len()) }
}
pub fn sched_yield() -> Result<usize> {
unsafe { syscall0(SYS_YIELD) }
}