Initial commit: Go 1.23 release state
This commit is contained in:
Vorapol Rinsatitnon
686
src/syscall/syscall_aix.go
Normal file
686
src/syscall/syscall_aix.go
Normal file
@@ -0,0 +1,686 @@
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// Copyright 2018 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Aix system calls.
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// This file is compiled as ordinary Go code,
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// but it is also input to mksyscall,
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// which parses the //sys lines and generates system call stubs.
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// Note that sometimes we use a lowercase //sys name and
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// wrap it in our own nicer implementation.
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package syscall
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import (
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"unsafe"
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)
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func Syscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
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func Syscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
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func RawSyscall(trap, a1, a2, a3 uintptr) (r1, r2 uintptr, err Errno)
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func RawSyscall6(trap, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
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// Implemented in runtime/syscall_aix.go.
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func rawSyscall6(trap, nargs, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
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func syscall6(trap, nargs, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err Errno)
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// Constant expected by package but not supported
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const (
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_ = iota
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TIOCSCTTY
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SYS_EXECVE
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SYS_FCNTL
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)
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const (
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F_DUPFD_CLOEXEC = 0
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// AF_LOCAL doesn't exist on AIX
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AF_LOCAL = AF_UNIX
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_F_DUP2FD_CLOEXEC = 0
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)
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func (ts *StTimespec_t) Unix() (sec int64, nsec int64) {
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return int64(ts.Sec), int64(ts.Nsec)
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}
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func (ts *StTimespec_t) Nano() int64 {
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return int64(ts.Sec)*1e9 + int64(ts.Nsec)
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}
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/*
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* Wrapped
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*/
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func Access(path string, mode uint32) (err error) {
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return Faccessat(_AT_FDCWD, path, mode, 0)
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}
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// fcntl must never be called with cmd=F_DUP2FD because it doesn't work on AIX
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// There is no way to create a custom fcntl and to keep //sys fcntl easily,
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// because we need fcntl name for its libc symbol. This is linked with the script.
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// But, as fcntl is currently not exported and isn't called with F_DUP2FD,
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// it doesn't matter.
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//sys fcntl(fd int, cmd int, arg int) (val int, err error)
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//sys Dup2(old int, new int) (err error)
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//sysnb pipe(p *[2]_C_int) (err error)
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func Pipe(p []int) (err error) {
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if len(p) != 2 {
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return EINVAL
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}
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var pp [2]_C_int
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err = pipe(&pp)
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if err == nil {
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p[0] = int(pp[0])
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p[1] = int(pp[1])
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}
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return
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}
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//sys readlink(path string, buf []byte, bufSize uint64) (n int, err error)
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func Readlink(path string, buf []byte) (n int, err error) {
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s := uint64(len(buf))
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return readlink(path, buf, s)
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}
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//sys utimes(path string, times *[2]Timeval) (err error)
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func Utimes(path string, tv []Timeval) error {
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if len(tv) != 2 {
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return EINVAL
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}
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return utimes(path, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
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}
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//sys utimensat(dirfd int, path string, times *[2]Timespec, flag int) (err error)
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func UtimesNano(path string, ts []Timespec) error {
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if len(ts) != 2 {
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return EINVAL
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}
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return utimensat(_AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
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}
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//sys unlinkat(dirfd int, path string, flags int) (err error)
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func Unlinkat(dirfd int, path string) (err error) {
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return unlinkat(dirfd, path, 0)
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}
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//sys getcwd(buf *byte, size uint64) (err error)
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const ImplementsGetwd = true
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func Getwd() (ret string, err error) {
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for len := uint64(4096); ; len *= 2 {
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b := make([]byte, len)
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err := getcwd(&b[0], len)
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if err == nil {
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i := 0
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for b[i] != 0 {
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i++
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}
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return string(b[0:i]), nil
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}
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if err != ERANGE {
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return "", err
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}
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}
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}
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func Getcwd(buf []byte) (n int, err error) {
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err = getcwd(&buf[0], uint64(len(buf)))
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if err == nil {
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i := 0
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for buf[i] != 0 {
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i++
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}
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n = i + 1
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}
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return
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}
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//sysnb getgroups(ngid int, gid *_Gid_t) (n int, err error)
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//sysnb setgroups(ngid int, gid *_Gid_t) (err error)
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func Getgroups() (gids []int, err error) {
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n, err := getgroups(0, nil)
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if err != nil {
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return nil, err
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}
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if n == 0 {
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return nil, nil
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}
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// Sanity check group count. Max is 16 on BSD.
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if n < 0 || n > 1000 {
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return nil, EINVAL
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}
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a := make([]_Gid_t, n)
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n, err = getgroups(n, &a[0])
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if err != nil {
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return nil, err
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}
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gids = make([]int, n)
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for i, v := range a[0:n] {
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gids[i] = int(v)
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}
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return
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}
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func Setgroups(gids []int) (err error) {
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if len(gids) == 0 {
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return setgroups(0, nil)
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}
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a := make([]_Gid_t, len(gids))
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for i, v := range gids {
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a[i] = _Gid_t(v)
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}
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return setgroups(len(a), &a[0])
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}
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func direntIno(buf []byte) (uint64, bool) {
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return readInt(buf, unsafe.Offsetof(Dirent{}.Ino), unsafe.Sizeof(Dirent{}.Ino))
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}
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func direntReclen(buf []byte) (uint64, bool) {
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return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen))
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}
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func direntNamlen(buf []byte) (uint64, bool) {
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reclen, ok := direntReclen(buf)
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if !ok {
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return 0, false
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}
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return reclen - uint64(unsafe.Offsetof(Dirent{}.Name)), true
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}
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func Gettimeofday(tv *Timeval) (err error) {
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err = gettimeofday(tv, nil)
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return
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}
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// TODO
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func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
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return -1, ENOSYS
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}
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//sys getdirent(fd int, buf []byte) (n int, err error)
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func ReadDirent(fd int, buf []byte) (n int, err error) {
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return getdirent(fd, buf)
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}
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//sys wait4(pid _Pid_t, status *_C_int, options int, rusage *Rusage) (wpid _Pid_t, err error)
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func Wait4(pid int, wstatus *WaitStatus, options int, rusage *Rusage) (wpid int, err error) {
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var status _C_int
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var r _Pid_t
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err = ERESTART
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// AIX wait4 may return with ERESTART errno, while the process is still
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// active.
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for err == ERESTART {
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r, err = wait4(_Pid_t(pid), &status, options, rusage)
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}
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wpid = int(r)
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if wstatus != nil {
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*wstatus = WaitStatus(status)
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}
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return
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}
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//sys fsyncRange(fd int, how int, start int64, length int64) (err error) = fsync_range
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func Fsync(fd int) error {
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return fsyncRange(fd, O_SYNC, 0, 0)
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}
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/*
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* Socket
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*/
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//sys bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
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//sys connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
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//sys Getkerninfo(op int32, where uintptr, size uintptr, arg int64) (i int32, err error)
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//sys getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error)
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//sys Listen(s int, backlog int) (err error)
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//sys setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error)
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//sys socket(domain int, typ int, proto int) (fd int, err error)
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//sysnb socketpair(domain int, typ int, proto int, fd *[2]int32) (err error)
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//sysnb getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
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//sys getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
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//sys recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
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//sys sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
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//sys Shutdown(s int, how int) (err error)
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// In order to use msghdr structure with Control, Controllen in golang.org/x/net,
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// nrecvmsg and nsendmsg must be used.
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//sys recvmsg(s int, msg *Msghdr, flags int) (n int, err error) = nrecvmsg
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//sys sendmsg(s int, msg *Msghdr, flags int) (n int, err error) = nsendmsg
|
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func (sa *SockaddrInet4) sockaddr() (unsafe.Pointer, _Socklen, error) {
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if sa.Port < 0 || sa.Port > 0xFFFF {
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return nil, 0, EINVAL
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}
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sa.raw.Family = AF_INET
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p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port))
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p[0] = byte(sa.Port >> 8)
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p[1] = byte(sa.Port)
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sa.raw.Addr = sa.Addr
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return unsafe.Pointer(&sa.raw), SizeofSockaddrInet4, nil
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}
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func (sa *SockaddrInet6) sockaddr() (unsafe.Pointer, _Socklen, error) {
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if sa.Port < 0 || sa.Port > 0xFFFF {
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return nil, 0, EINVAL
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}
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sa.raw.Family = AF_INET6
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p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port))
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p[0] = byte(sa.Port >> 8)
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p[1] = byte(sa.Port)
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sa.raw.Scope_id = sa.ZoneId
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sa.raw.Addr = sa.Addr
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return unsafe.Pointer(&sa.raw), SizeofSockaddrInet6, nil
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}
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func (sa *RawSockaddrUnix) setLen(n int) {
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sa.Len = uint8(3 + n) // 2 for Family, Len; 1 for NUL.
|
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}
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|
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func (sa *SockaddrUnix) sockaddr() (unsafe.Pointer, _Socklen, error) {
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||||
name := sa.Name
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||||
n := len(name)
|
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if n > len(sa.raw.Path) {
|
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return nil, 0, EINVAL
|
||||
}
|
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sa.raw.Family = AF_UNIX
|
||||
sa.raw.setLen(n)
|
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for i := 0; i < n; i++ {
|
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sa.raw.Path[i] = uint8(name[i])
|
||||
}
|
||||
// length is family (uint16), name, NUL.
|
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sl := _Socklen(2)
|
||||
if n > 0 {
|
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sl += _Socklen(n) + 1
|
||||
}
|
||||
|
||||
return unsafe.Pointer(&sa.raw), sl, nil
|
||||
}
|
||||
|
||||
func Getsockname(fd int) (sa Sockaddr, err error) {
|
||||
var rsa RawSockaddrAny
|
||||
var len _Socklen = SizeofSockaddrAny
|
||||
if err = getsockname(fd, &rsa, &len); err != nil {
|
||||
return
|
||||
}
|
||||
return anyToSockaddr(&rsa)
|
||||
}
|
||||
|
||||
//sys accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error)
|
||||
|
||||
func Accept(fd int) (nfd int, sa Sockaddr, err error) {
|
||||
var rsa RawSockaddrAny
|
||||
var len _Socklen = SizeofSockaddrAny
|
||||
nfd, err = accept(fd, &rsa, &len)
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
sa, err = anyToSockaddr(&rsa)
|
||||
if err != nil {
|
||||
Close(nfd)
|
||||
nfd = 0
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
func recvmsgRaw(fd int, p, oob []byte, flags int, rsa *RawSockaddrAny) (n, oobn int, recvflags int, err error) {
|
||||
var msg Msghdr
|
||||
msg.Name = (*byte)(unsafe.Pointer(rsa))
|
||||
msg.Namelen = uint32(SizeofSockaddrAny)
|
||||
var iov Iovec
|
||||
if len(p) > 0 {
|
||||
iov.Base = &p[0]
|
||||
iov.SetLen(len(p))
|
||||
}
|
||||
var dummy byte
|
||||
if len(oob) > 0 {
|
||||
var sockType int
|
||||
sockType, err = GetsockoptInt(fd, SOL_SOCKET, SO_TYPE)
|
||||
if err != nil {
|
||||
return
|
||||
}
|
||||
// receive at least one normal byte
|
||||
if sockType != SOCK_DGRAM && len(p) == 0 {
|
||||
iov.Base = &dummy
|
||||
iov.SetLen(1)
|
||||
}
|
||||
msg.Control = &oob[0]
|
||||
msg.SetControllen(len(oob))
|
||||
}
|
||||
msg.Iov = &iov
|
||||
msg.Iovlen = 1
|
||||
if n, err = recvmsg(fd, &msg, flags); err != nil {
|
||||
return
|
||||
}
|
||||
oobn = int(msg.Controllen)
|
||||
recvflags = int(msg.Flags)
|
||||
return
|
||||
}
|
||||
|
||||
func sendmsgN(fd int, p, oob []byte, ptr unsafe.Pointer, salen _Socklen, flags int) (n int, err error) {
|
||||
var msg Msghdr
|
||||
msg.Name = (*byte)(ptr)
|
||||
msg.Namelen = uint32(salen)
|
||||
var iov Iovec
|
||||
if len(p) > 0 {
|
||||
iov.Base = &p[0]
|
||||
iov.SetLen(len(p))
|
||||
}
|
||||
var dummy byte
|
||||
if len(oob) > 0 {
|
||||
var sockType int
|
||||
sockType, err = GetsockoptInt(fd, SOL_SOCKET, SO_TYPE)
|
||||
if err != nil {
|
||||
return 0, err
|
||||
}
|
||||
// send at least one normal byte
|
||||
if sockType != SOCK_DGRAM && len(p) == 0 {
|
||||
iov.Base = &dummy
|
||||
iov.SetLen(1)
|
||||
}
|
||||
msg.Control = &oob[0]
|
||||
msg.SetControllen(len(oob))
|
||||
}
|
||||
msg.Iov = &iov
|
||||
msg.Iovlen = 1
|
||||
if n, err = sendmsg(fd, &msg, flags); err != nil {
|
||||
return 0, err
|
||||
}
|
||||
if len(oob) > 0 && len(p) == 0 {
|
||||
n = 0
|
||||
}
|
||||
return n, nil
|
||||
}
|
||||
|
||||
func (sa *RawSockaddrUnix) getLen() (int, error) {
|
||||
// Some versions of AIX have a bug in getsockname (see IV78655).
|
||||
// We can't rely on sa.Len being set correctly.
|
||||
n := SizeofSockaddrUnix - 3 // subtract leading Family, Len, terminating NUL.
|
||||
for i := 0; i < n; i++ {
|
||||
if sa.Path[i] == 0 {
|
||||
n = i
|
||||
break
|
||||
}
|
||||
}
|
||||
return n, nil
|
||||
}
|
||||
|
||||
func anyToSockaddr(rsa *RawSockaddrAny) (Sockaddr, error) {
|
||||
switch rsa.Addr.Family {
|
||||
case AF_UNIX:
|
||||
pp := (*RawSockaddrUnix)(unsafe.Pointer(rsa))
|
||||
sa := new(SockaddrUnix)
|
||||
n, err := pp.getLen()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
sa.Name = string(unsafe.Slice((*byte)(unsafe.Pointer(&pp.Path[0])), n))
|
||||
return sa, nil
|
||||
|
||||
case AF_INET:
|
||||
pp := (*RawSockaddrInet4)(unsafe.Pointer(rsa))
|
||||
sa := new(SockaddrInet4)
|
||||
p := (*[2]byte)(unsafe.Pointer(&pp.Port))
|
||||
sa.Port = int(p[0])<<8 + int(p[1])
|
||||
sa.Addr = pp.Addr
|
||||
return sa, nil
|
||||
|
||||
case AF_INET6:
|
||||
pp := (*RawSockaddrInet6)(unsafe.Pointer(rsa))
|
||||
sa := new(SockaddrInet6)
|
||||
p := (*[2]byte)(unsafe.Pointer(&pp.Port))
|
||||
sa.Port = int(p[0])<<8 + int(p[1])
|
||||
sa.Addr = pp.Addr
|
||||
return sa, nil
|
||||
}
|
||||
return nil, EAFNOSUPPORT
|
||||
}
|
||||
|
||||
type SockaddrDatalink struct {
|
||||
Len uint8
|
||||
Family uint8
|
||||
Index uint16
|
||||
Type uint8
|
||||
Nlen uint8
|
||||
Alen uint8
|
||||
Slen uint8
|
||||
Data [120]uint8
|
||||
raw RawSockaddrDatalink
|
||||
}
|
||||
|
||||
/*
|
||||
* Wait
|
||||
*/
|
||||
|
||||
type WaitStatus uint32
|
||||
|
||||
func (w WaitStatus) Stopped() bool { return w&0x40 != 0 }
|
||||
func (w WaitStatus) StopSignal() Signal {
|
||||
if !w.Stopped() {
|
||||
return -1
|
||||
}
|
||||
return Signal(w>>8) & 0xFF
|
||||
}
|
||||
|
||||
func (w WaitStatus) Exited() bool { return w&0xFF == 0 }
|
||||
func (w WaitStatus) ExitStatus() int {
|
||||
if !w.Exited() {
|
||||
return -1
|
||||
}
|
||||
return int((w >> 8) & 0xFF)
|
||||
}
|
||||
|
||||
func (w WaitStatus) Signaled() bool { return w&0x40 == 0 && w&0xFF != 0 }
|
||||
func (w WaitStatus) Signal() Signal {
|
||||
if !w.Signaled() {
|
||||
return -1
|
||||
}
|
||||
return Signal(w>>16) & 0xFF
|
||||
}
|
||||
|
||||
func (w WaitStatus) Continued() bool { return w&0x01000000 != 0 }
|
||||
|
||||
func (w WaitStatus) CoreDump() bool { return w&0x80 == 0x80 }
|
||||
|
||||
func (w WaitStatus) TrapCause() int { return -1 }
|
||||
|
||||
/*
|
||||
* ptrace
|
||||
*/
|
||||
|
||||
//sys Openat(dirfd int, path string, flags int, mode uint32) (fd int, err error)
|
||||
//sys ptrace64(request int, id int64, addr int64, data int, buff uintptr) (err error)
|
||||
//sys ptrace64Ptr(request int, id int64, addr int64, data int, buff unsafe.Pointer) (err error) = ptrace64
|
||||
|
||||
func raw_ptrace(request int, pid int, addr *byte, data *byte) Errno {
|
||||
if request == PTRACE_TRACEME {
|
||||
// Convert to AIX ptrace call.
|
||||
err := ptrace64(PT_TRACE_ME, 0, 0, 0, 0)
|
||||
if err != nil {
|
||||
return err.(Errno)
|
||||
}
|
||||
return 0
|
||||
}
|
||||
return ENOSYS
|
||||
}
|
||||
|
||||
func ptracePeek(pid int, addr uintptr, out []byte) (count int, err error) {
|
||||
n := 0
|
||||
for len(out) > 0 {
|
||||
bsize := len(out)
|
||||
if bsize > 1024 {
|
||||
bsize = 1024
|
||||
}
|
||||
err = ptrace64Ptr(PT_READ_BLOCK, int64(pid), int64(addr), bsize, unsafe.Pointer(&out[0]))
|
||||
if err != nil {
|
||||
return 0, err
|
||||
}
|
||||
addr += uintptr(bsize)
|
||||
n += bsize
|
||||
out = out[n:]
|
||||
}
|
||||
return n, nil
|
||||
}
|
||||
|
||||
func PtracePeekText(pid int, addr uintptr, out []byte) (count int, err error) {
|
||||
return ptracePeek(pid, addr, out)
|
||||
}
|
||||
|
||||
func PtracePeekData(pid int, addr uintptr, out []byte) (count int, err error) {
|
||||
return ptracePeek(pid, addr, out)
|
||||
}
|
||||
|
||||
func ptracePoke(pid int, addr uintptr, data []byte) (count int, err error) {
|
||||
n := 0
|
||||
for len(data) > 0 {
|
||||
bsize := len(data)
|
||||
if bsize > 1024 {
|
||||
bsize = 1024
|
||||
}
|
||||
err = ptrace64Ptr(PT_WRITE_BLOCK, int64(pid), int64(addr), bsize, unsafe.Pointer(&data[0]))
|
||||
if err != nil {
|
||||
return 0, err
|
||||
}
|
||||
addr += uintptr(bsize)
|
||||
n += bsize
|
||||
data = data[n:]
|
||||
}
|
||||
return n, nil
|
||||
}
|
||||
|
||||
func PtracePokeText(pid int, addr uintptr, data []byte) (count int, err error) {
|
||||
return ptracePoke(pid, addr, data)
|
||||
}
|
||||
|
||||
func PtracePokeData(pid int, addr uintptr, data []byte) (count int, err error) {
|
||||
return ptracePoke(pid, addr, data)
|
||||
}
|
||||
|
||||
func PtraceCont(pid int, signal int) (err error) {
|
||||
return ptrace64(PT_CONTINUE, int64(pid), 1, signal, 0)
|
||||
}
|
||||
|
||||
func PtraceSingleStep(pid int) (err error) { return ptrace64(PT_STEP, int64(pid), 1, 0, 0) }
|
||||
|
||||
func PtraceAttach(pid int) (err error) { return ptrace64(PT_ATTACH, int64(pid), 0, 0, 0) }
|
||||
|
||||
func PtraceDetach(pid int) (err error) { return ptrace64(PT_DETACH, int64(pid), 0, 0, 0) }
|
||||
|
||||
/*
|
||||
* Direct access
|
||||
*/
|
||||
|
||||
//sys Acct(path string) (err error)
|
||||
//sys Chdir(path string) (err error)
|
||||
//sys Chmod(path string, mode uint32) (err error)
|
||||
//sys Chown(path string, uid int, gid int) (err error)
|
||||
//sys Chroot(path string) (err error)
|
||||
//sys Close(fd int) (err error)
|
||||
//sys Dup(fd int) (nfd int, err error)
|
||||
//sys Faccessat(dirfd int, path string, mode uint32, flags int) (err error)
|
||||
//sys Fchdir(fd int) (err error)
|
||||
//sys Fchmod(fd int, mode uint32) (err error)
|
||||
//sys Fchmodat(dirfd int, path string, mode uint32, flags int) (err error)
|
||||
//sys Fchown(fd int, uid int, gid int) (err error)
|
||||
//sys Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error)
|
||||
//sys Fpathconf(fd int, name int) (val 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 Getgid() (gid int)
|
||||
//sysnb Getpid() (pid int)
|
||||
//sys Geteuid() (euid int)
|
||||
//sys Getegid() (egid int)
|
||||
//sys Getppid() (ppid int)
|
||||
//sys Getpriority(which int, who int) (n int, err error)
|
||||
//sysnb Getrlimit(which int, lim *Rlimit) (err error)
|
||||
//sysnb Getrusage(who int, rusage *Rusage) (err error)
|
||||
//sysnb Getuid() (uid int)
|
||||
//sys Kill(pid int, signum Signal) (err error)
|
||||
//sys Lchown(path string, uid int, gid int) (err error)
|
||||
//sys Link(path string, link string) (err error)
|
||||
//sys Lstat(path string, stat *Stat_t) (err error)
|
||||
//sys Mkdir(path string, mode uint32) (err error)
|
||||
//sys Mkdirat(dirfd int, path string, mode uint32) (err error)
|
||||
//sys Mknodat(dirfd int, path string, mode uint32, dev int) (err error)
|
||||
//sys Open(path string, mode int, perm uint32) (fd int, err error)
|
||||
//sys pread(fd int, p []byte, offset int64) (n int, err error)
|
||||
//sys pwrite(fd int, p []byte, offset int64) (n int, err error)
|
||||
//sys read(fd int, p []byte) (n int, err error)
|
||||
//sys Reboot(how int) (err error)
|
||||
//sys Rename(from string, to string) (err error)
|
||||
//sys Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error)
|
||||
//sys Rmdir(path string) (err error)
|
||||
//sys Seek(fd int, offset int64, whence int) (newoffset int64, err error) = lseek
|
||||
//sysnb Setegid(egid int) (err error)
|
||||
//sysnb Seteuid(euid int) (err error)
|
||||
//sysnb Setgid(gid int) (err error)
|
||||
//sysnb Setuid(uid int) (err error)
|
||||
//sysnb Setpgid(pid int, pgid int) (err error)
|
||||
//sys Setpriority(which int, who int, prio int) (err error)
|
||||
//sysnb Setregid(rgid int, egid int) (err error)
|
||||
//sysnb Setreuid(ruid int, euid int) (err error)
|
||||
//sysnb setrlimit(which int, lim *Rlimit) (err error)
|
||||
//sys Stat(path string, stat *Stat_t) (err error)
|
||||
//sys Statfs(path string, buf *Statfs_t) (err error)
|
||||
//sys Symlink(path string, link string) (err error)
|
||||
//sys Truncate(path string, length int64) (err error)
|
||||
//sys Umask(newmask int) (oldmask int)
|
||||
//sys Unlink(path string) (err error)
|
||||
//sysnb Uname(buf *Utsname) (err error)
|
||||
//sys write(fd int, p []byte) (n int, err error)
|
||||
//sys writev(fd int, iovecs []Iovec) (n uintptr, err error)
|
||||
|
||||
//sys gettimeofday(tv *Timeval, tzp *Timezone) (err error)
|
||||
|
||||
func setTimespec(sec, nsec int64) Timespec {
|
||||
return Timespec{Sec: sec, Nsec: nsec}
|
||||
}
|
||||
|
||||
func setTimeval(sec, usec int64) Timeval {
|
||||
return Timeval{Sec: sec, Usec: int32(usec)}
|
||||
}
|
||||
|
||||
func readlen(fd int, buf *byte, nbuf int) (n int, err error) {
|
||||
r0, _, e1 := syscall6(uintptr(unsafe.Pointer(&libc_read)), 3, uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf), 0, 0, 0)
|
||||
n = int(r0)
|
||||
if e1 != 0 {
|
||||
err = e1
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
/*
|
||||
* Map
|
||||
*/
|
||||
|
||||
var mapper = &mmapper{
|
||||
active: make(map[*byte][]byte),
|
||||
mmap: mmap,
|
||||
munmap: munmap,
|
||||
}
|
||||
|
||||
//sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error)
|
||||
//sys munmap(addr uintptr, length uintptr) (err error)
|
||||
|
||||
func Mmap(fd int, offset int64, length int, prot int, flags int) (data []byte, err error) {
|
||||
return mapper.Mmap(fd, offset, length, prot, flags)
|
||||
}
|
||||
|
||||
func Munmap(b []byte) (err error) {
|
||||
return mapper.Munmap(b)
|
||||
}
|
||||
Reference in New Issue
Block a user