|
Packit |
63bb0d |
// Copyright 2015 The Go Authors. All rights reserved.
|
|
Packit |
63bb0d |
// Use of this source code is governed by a BSD-style
|
|
Packit |
63bb0d |
// license that can be found in the LICENSE file.
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
// +build arm64,linux
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
package unix
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
import "unsafe"
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func EpollCreate(size int) (fd int, err error) {
|
|
Packit |
63bb0d |
if size <= 0 {
|
|
Packit |
63bb0d |
return -1, EINVAL
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
return EpollCreate1(0)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
//sys EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) = SYS_EPOLL_PWAIT
|
|
Packit |
63bb0d |
//sys Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64
|
|
Packit |
63bb0d |
//sys Fchown(fd int, uid int, gid int) (err error)
|
|
Packit |
63bb0d |
//sys Fstat(fd int, stat *Stat_t) (err error)
|
|
Packit |
63bb0d |
//sys Fstatat(fd int, path string, stat *Stat_t, flags int) (err error)
|
|
Packit |
63bb0d |
//sys Fstatfs(fd int, buf *Statfs_t) (err error)
|
|
Packit |
63bb0d |
//sys Ftruncate(fd int, length int64) (err error)
|
|
Packit |
63bb0d |
//sysnb Getegid() (egid int)
|
|
Packit |
63bb0d |
//sysnb Geteuid() (euid int)
|
|
Packit |
63bb0d |
//sysnb Getgid() (gid int)
|
|
Packit |
63bb0d |
//sysnb Getrlimit(resource int, rlim *Rlimit) (err error)
|
|
Packit |
63bb0d |
//sysnb Getuid() (uid int)
|
|
Packit |
63bb0d |
//sys Listen(s int, n int) (err error)
|
|
Packit |
63bb0d |
//sys Pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64
|
|
Packit |
63bb0d |
//sys Pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64
|
|
Packit |
63bb0d |
//sys Renameat(olddirfd int, oldpath string, newdirfd int, newpath string) (err error)
|
|
Packit |
63bb0d |
//sys Seek(fd int, offset int64, whence int) (off int64, err error) = SYS_LSEEK
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) {
|
|
Packit |
63bb0d |
var ts *Timespec
|
|
Packit |
63bb0d |
if timeout != nil {
|
|
Packit |
63bb0d |
ts = &Timespec{Sec: timeout.Sec, Nsec: timeout.Usec * 1000}
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
return Pselect(nfd, r, w, e, ts, nil)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
//sys sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
|
|
Packit |
63bb0d |
//sys setfsgid(gid int) (prev int, err error)
|
|
Packit |
63bb0d |
//sys setfsuid(uid int) (prev int, err error)
|
|
Packit |
63bb0d |
//sysnb Setregid(rgid int, egid int) (err error)
|
|
Packit |
63bb0d |
//sysnb Setresgid(rgid int, egid int, sgid int) (err error)
|
|
Packit |
63bb0d |
//sysnb Setresuid(ruid int, euid int, suid int) (err error)
|
|
Packit |
63bb0d |
//sysnb Setrlimit(resource int, rlim *Rlimit) (err error)
|
|
Packit |
63bb0d |
//sysnb Setreuid(ruid int, euid int) (err error)
|
|
Packit |
63bb0d |
//sys Shutdown(fd int, how int) (err error)
|
|
Packit |
63bb0d |
//sys Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func Stat(path string, stat *Stat_t) (err error) {
|
|
Packit |
63bb0d |
return Fstatat(AT_FDCWD, path, stat, 0)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func Lchown(path string, uid int, gid int) (err error) {
|
|
Packit |
63bb0d |
return Fchownat(AT_FDCWD, path, uid, gid, AT_SYMLINK_NOFOLLOW)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func Lstat(path string, stat *Stat_t) (err error) {
|
|
Packit |
63bb0d |
return Fstatat(AT_FDCWD, path, stat, AT_SYMLINK_NOFOLLOW)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
//sys Statfs(path string, buf *Statfs_t) (err error)
|
|
Packit |
63bb0d |
//sys SyncFileRange(fd int, off int64, n int64, flags int) (err error)
|
|
Packit |
63bb0d |
//sys Truncate(path string, length int64) (err error)
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func Ustat(dev int, ubuf *Ustat_t) (err error) {
|
|
Packit |
63bb0d |
return ENOSYS
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
//sys accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error)
|
|
Packit |
63bb0d |
//sys accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error)
|
|
Packit |
63bb0d |
//sys bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
|
|
Packit |
63bb0d |
//sys connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
|
|
Packit |
63bb0d |
//sysnb getgroups(n int, list *_Gid_t) (nn int, err error)
|
|
Packit |
63bb0d |
//sysnb setgroups(n int, list *_Gid_t) (err error)
|
|
Packit |
63bb0d |
//sys getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error)
|
|
Packit |
63bb0d |
//sys setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error)
|
|
Packit |
63bb0d |
//sysnb socket(domain int, typ int, proto int) (fd int, err error)
|
|
Packit |
63bb0d |
//sysnb socketpair(domain int, typ int, proto int, fd *[2]int32) (err error)
|
|
Packit |
63bb0d |
//sysnb getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
|
|
Packit |
63bb0d |
//sysnb getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
|
|
Packit |
63bb0d |
//sys recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
|
|
Packit |
63bb0d |
//sys sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
|
|
Packit |
63bb0d |
//sys recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
|
|
Packit |
63bb0d |
//sys sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
|
|
Packit |
63bb0d |
//sys mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
//sysnb Gettimeofday(tv *Timeval) (err error)
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func setTimespec(sec, nsec int64) Timespec {
|
|
Packit |
63bb0d |
return Timespec{Sec: sec, Nsec: nsec}
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func setTimeval(sec, usec int64) Timeval {
|
|
Packit |
63bb0d |
return Timeval{Sec: sec, Usec: usec}
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func futimesat(dirfd int, path string, tv *[2]Timeval) (err error) {
|
|
Packit |
63bb0d |
if tv == nil {
|
|
Packit |
63bb0d |
return utimensat(dirfd, path, nil, 0)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
ts := []Timespec{
|
|
Packit |
63bb0d |
NsecToTimespec(TimevalToNsec(tv[0])),
|
|
Packit |
63bb0d |
NsecToTimespec(TimevalToNsec(tv[1])),
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
return utimensat(dirfd, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func Time(t *Time_t) (Time_t, error) {
|
|
Packit |
63bb0d |
var tv Timeval
|
|
Packit |
63bb0d |
err := Gettimeofday(&tv)
|
|
Packit |
63bb0d |
if err != nil {
|
|
Packit |
63bb0d |
return 0, err
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
if t != nil {
|
|
Packit |
63bb0d |
*t = Time_t(tv.Sec)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
return Time_t(tv.Sec), nil
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func Utime(path string, buf *Utimbuf) error {
|
|
Packit |
63bb0d |
tv := []Timeval{
|
|
Packit |
63bb0d |
{Sec: buf.Actime},
|
|
Packit |
63bb0d |
{Sec: buf.Modtime},
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
return Utimes(path, tv)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func utimes(path string, tv *[2]Timeval) (err error) {
|
|
Packit |
63bb0d |
if tv == nil {
|
|
Packit |
63bb0d |
return utimensat(AT_FDCWD, path, nil, 0)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
ts := []Timespec{
|
|
Packit |
63bb0d |
NsecToTimespec(TimevalToNsec(tv[0])),
|
|
Packit |
63bb0d |
NsecToTimespec(TimevalToNsec(tv[1])),
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
return utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func Pipe(p []int) (err error) {
|
|
Packit |
63bb0d |
if len(p) != 2 {
|
|
Packit |
63bb0d |
return EINVAL
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
var pp [2]_C_int
|
|
Packit |
63bb0d |
err = pipe2(&pp, 0)
|
|
Packit |
63bb0d |
p[0] = int(pp[0])
|
|
Packit |
63bb0d |
p[1] = int(pp[1])
|
|
Packit |
63bb0d |
return
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
//sysnb pipe2(p *[2]_C_int, flags int) (err error)
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func Pipe2(p []int, flags int) (err error) {
|
|
Packit |
63bb0d |
if len(p) != 2 {
|
|
Packit |
63bb0d |
return EINVAL
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
var pp [2]_C_int
|
|
Packit |
63bb0d |
err = pipe2(&pp, flags)
|
|
Packit |
63bb0d |
p[0] = int(pp[0])
|
|
Packit |
63bb0d |
p[1] = int(pp[1])
|
|
Packit |
63bb0d |
return
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func (r *PtraceRegs) PC() uint64 { return r.Pc }
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func (r *PtraceRegs) SetPC(pc uint64) { r.Pc = pc }
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func (iov *Iovec) SetLen(length int) {
|
|
Packit |
63bb0d |
iov.Len = uint64(length)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func (msghdr *Msghdr) SetControllen(length int) {
|
|
Packit |
63bb0d |
msghdr.Controllen = uint64(length)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func (msghdr *Msghdr) SetIovlen(length int) {
|
|
Packit |
63bb0d |
msghdr.Iovlen = uint64(length)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func (cmsg *Cmsghdr) SetLen(length int) {
|
|
Packit |
63bb0d |
cmsg.Len = uint64(length)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func InotifyInit() (fd int, err error) {
|
|
Packit |
63bb0d |
return InotifyInit1(0)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func Dup2(oldfd int, newfd int) (err error) {
|
|
Packit |
63bb0d |
return Dup3(oldfd, newfd, 0)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func Pause() error {
|
|
Packit |
63bb0d |
_, err := ppoll(nil, 0, nil, nil)
|
|
Packit |
63bb0d |
return err
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func Poll(fds []PollFd, timeout int) (n int, err error) {
|
|
Packit |
63bb0d |
var ts *Timespec
|
|
Packit |
63bb0d |
if timeout >= 0 {
|
|
Packit |
63bb0d |
ts = new(Timespec)
|
|
Packit |
63bb0d |
*ts = NsecToTimespec(int64(timeout) * 1e6)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
if len(fds) == 0 {
|
|
Packit |
63bb0d |
return ppoll(nil, 0, ts, nil)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
return ppoll(&fds[0], len(fds), ts, nil)
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
//sys kexecFileLoad(kernelFd int, initrdFd int, cmdlineLen int, cmdline string, flags int) (err error)
|
|
Packit |
63bb0d |
|
|
Packit |
63bb0d |
func KexecFileLoad(kernelFd int, initrdFd int, cmdline string, flags int) error {
|
|
Packit |
63bb0d |
cmdlineLen := len(cmdline)
|
|
Packit |
63bb0d |
if cmdlineLen > 0 {
|
|
Packit |
63bb0d |
// Account for the additional NULL byte added by
|
|
Packit |
63bb0d |
// BytePtrFromString in kexecFileLoad. The kexec_file_load
|
|
Packit |
63bb0d |
// syscall expects a NULL-terminated string.
|
|
Packit |
63bb0d |
cmdlineLen++
|
|
Packit |
63bb0d |
}
|
|
Packit |
63bb0d |
return kexecFileLoad(kernelFd, initrdFd, cmdlineLen, cmdline, flags)
|
|
Packit |
63bb0d |
}
|