1 // Copyright 2009 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 package syscall 6 7 const _SYS_setgroups = SYS_SETGROUPS 8 9 //sys Dup2(oldfd int, newfd int) (err error) 10 //sysnb EpollCreate(size int) (fd int, err error) 11 //sys Fchown(fd int, uid int, gid int) (err error) 12 //sys Fstat(fd int, stat *Stat_t) (err error) 13 //sys Fstatfs(fd int, buf *Statfs_t) (err error) 14 //sys Ftruncate(fd int, length int64) (err error) 15 //sysnb Getegid() (egid int) 16 //sysnb Geteuid() (euid int) 17 //sysnb Getgid() (gid int) 18 //sysnb Getrlimit(resource int, rlim *Rlimit) (err error) 19 //sysnb Getuid() (uid int) 20 //sysnb InotifyInit() (fd int, err error) 21 //sys Ioperm(from int, num int, on int) (err error) 22 //sys Iopl(level int) (err error) 23 //sys Listen(s int, n int) (err error) 24 //sys Pause() (err error) 25 //sys pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64 26 //sys pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64 27 //sys Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error) 28 //sys Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK 29 //sys Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) 30 //sys sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) 31 //sys Setfsgid(gid int) (err error) 32 //sys Setfsuid(uid int) (err error) 33 //sysnb Setrlimit(resource int, rlim *Rlimit) (err error) 34 //sys Shutdown(fd int, how int) (err error) 35 //sys Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error) 36 //sys Statfs(path string, buf *Statfs_t) (err error) 37 //sys SyncFileRange(fd int, off int64, n int64, flags int) (err error) 38 //sys Truncate(path string, length int64) (err error) 39 //sys Ustat(dev int, ubuf *Ustat_t) (err error) 40 //sys accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error) 41 //sys bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) 42 //sys connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) 43 //sys fstatat(fd int, path string, stat *Stat_t, flags int) (err error) = SYS_NEWFSTATAT 44 //sysnb getgroups(n int, list *_Gid_t) (nn int, err error) 45 //sys getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) 46 //sys setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) 47 //sysnb socket(domain int, typ int, proto int) (fd int, err error) 48 //sysnb socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) 49 //sysnb getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) 50 //sysnb getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) 51 //sys recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) 52 //sys sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) 53 //sys recvmsg(s int, msg *Msghdr, flags int) (n int, err error) 54 //sys sendmsg(s int, msg *Msghdr, flags int) (n int, err error) 55 //sys mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) 56 //sys EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) 57 58 func Stat(path string, stat *Stat_t) (err error) { 59 return fstatat(_AT_FDCWD, path, stat, 0) 60 } 61 62 func Lchown(path string, uid int, gid int) (err error) { 63 return Fchownat(_AT_FDCWD, path, uid, gid, _AT_SYMLINK_NOFOLLOW) 64 } 65 66 func Lstat(path string, stat *Stat_t) (err error) { 67 return fstatat(_AT_FDCWD, path, stat, _AT_SYMLINK_NOFOLLOW) 68 } 69 70 //sys futimesat(dirfd int, path string, times *[2]Timeval) (err error) 71 72 //go:noescape 73 func gettimeofday(tv *Timeval) (err Errno) 74 75 func Gettimeofday(tv *Timeval) (err error) { 76 errno := gettimeofday(tv) 77 if errno != 0 { 78 return errno 79 } 80 return nil 81 } 82 83 func Time(t *Time_t) (tt Time_t, err error) { 84 var tv Timeval 85 errno := gettimeofday(&tv) 86 if errno != 0 { 87 return 0, errno 88 } 89 if t != nil { 90 *t = Time_t(tv.Sec) 91 } 92 return Time_t(tv.Sec), nil 93 } 94 95 //sys Utime(path string, buf *Utimbuf) (err error) 96 //sys utimes(path string, times *[2]Timeval) (err error) 97 98 func setTimespec(sec, nsec int64) Timespec { 99 return Timespec{Sec: sec, Nsec: nsec} 100 } 101 102 func setTimeval(sec, usec int64) Timeval { 103 return Timeval{Sec: sec, Usec: usec} 104 } 105 106 func (r *PtraceRegs) PC() uint64 { return r.Rip } 107 108 func (r *PtraceRegs) SetPC(pc uint64) { r.Rip = pc } 109 110 func (iov *Iovec) SetLen(length int) { 111 iov.Len = uint64(length) 112 } 113 114 func (msghdr *Msghdr) SetControllen(length int) { 115 msghdr.Controllen = uint64(length) 116 } 117 118 func (cmsg *Cmsghdr) SetLen(length int) { 119 cmsg.Len = uint64(length) 120 } 121 122 func rawVforkSyscall(trap, a1 uintptr) (r1 uintptr, err Errno) 123