// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package syscall

// archHonorsR2 captures the fact that r2 is honored by the
// runtime.GOARCH.  Syscall conventions are generally r1, r2, err :=
// syscall(trap, ...).  Not all architectures define r2 in their
// ABI. See "man syscall".
const archHonorsR2 = true

const _SYS_setgroups = SYS_SETGROUPS

//sys	Dup2(oldfd int, newfd int) (err error)
//sysnb	EpollCreate(size int) (fd int, err error)
//sys	Fchown(fd int, uid int, gid int) (err error)
//sys	Fstat(fd int, stat *Stat_t) (err error)
//sys	Fstatfs(fd int, buf *Statfs_t) (err error)
//sys	Ftruncate(fd int, length int64) (err error)
//sysnb	Getegid() (egid int)
//sysnb	Geteuid() (euid int)
//sysnb	Getgid() (gid int)
//sysnb	Getrlimit(resource int, rlim *Rlimit) (err error)
//sysnb	Getuid() (uid int)
//sysnb	InotifyInit() (fd int, err error)
//sys	Ioperm(from int, num int, on int) (err error)
//sys	Iopl(level int) (err error)
//sys	Listen(s int, n int) (err error)
//sys	Pause() (err error)
//sys	Pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
//sys	Pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
//sys	Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error)
//sys	Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK
//sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error)
//sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
//sys	Setfsgid(gid int) (err error)
//sys	Setfsuid(uid int) (err error)
//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
//sys	Shutdown(fd int, how int) (err error)
//sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
//sys	Statfs(path string, buf *Statfs_t) (err error)
//sys	SyncFileRange(fd int, off int64, n int64, flags int) (err error)
//sys	Truncate(path string, length int64) (err error)
//sys	Ustat(dev int, ubuf *Ustat_t) (err error)
//sys	accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error)
//sys	accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
//sys	bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
//sys	connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
//sys	fstatat(fd int, path string, stat *Stat_t, flags int) (err error) = SYS_NEWFSTATAT
//sysnb	getgroups(n int, list *_Gid_t) (nn int, err error)
//sys	getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error)
//sys	setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error)
//sysnb	socket(domain int, typ int, proto int) (fd int, err error)
//sysnb	socketpair(domain int, typ int, proto int, fd *[2]int32) (err error)
//sysnb	getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
//sysnb	getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
//sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
//sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
//sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
//sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
//sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
//sys	EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error)

func ( string,  *Stat_t) ( error) {
	return fstatat(_AT_FDCWD, , , 0)
}

func ( string,  int,  int) ( error) {
	return Fchownat(_AT_FDCWD, , , , _AT_SYMLINK_NOFOLLOW)
}

func ( string,  *Stat_t) ( error) {
	return fstatat(_AT_FDCWD, , , _AT_SYMLINK_NOFOLLOW)
}

//sys	futimesat(dirfd int, path string, times *[2]Timeval) (err error)

//go:noescape
func gettimeofday( *Timeval) ( Errno)

func ( *Timeval) ( error) {
	 := gettimeofday()
	if  != 0 {
		return 
	}
	return nil
}

func ( *Time_t) ( Time_t,  error) {
	var  Timeval
	 := gettimeofday(&)
	if  != 0 {
		return 0, 
	}
	if  != nil {
		* = Time_t(.Sec)
	}
	return Time_t(.Sec), nil
}

//sys	Utime(path string, buf *Utimbuf) (err error)
//sys	utimes(path string, times *[2]Timeval) (err error)

func setTimespec(,  int64) Timespec {
	return Timespec{Sec: , Nsec: }
}

func setTimeval(,  int64) Timeval {
	return Timeval{Sec: , Usec: }
}

//sysnb	pipe(p *[2]_C_int) (err error)

func ( []int) ( error) {
	if len() != 2 {
		return EINVAL
	}
	var  [2]_C_int
	 = pipe(&)
	[0] = int([0])
	[1] = int([1])
	return
}

//sysnb pipe2(p *[2]_C_int, flags int) (err error)

func ( []int,  int) ( error) {
	if len() != 2 {
		return EINVAL
	}
	var  [2]_C_int
	 = pipe2(&, )
	[0] = int([0])
	[1] = int([1])
	return
}

func ( *PtraceRegs) () uint64 { return .Rip }

func ( *PtraceRegs) ( uint64) { .Rip =  }

func ( *Iovec) ( int) {
	.Len = uint64()
}

func ( *Msghdr) ( int) {
	.Controllen = uint64()
}

func ( *Cmsghdr) ( int) {
	.Len = uint64()
}

func rawVforkSyscall(,  uintptr) ( uintptr,  Errno)