mirror of
https://github.com/cwinfo/matterbridge.git
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729 lines
20 KiB
Go
729 lines
20 KiB
Go
// Copyright 2009 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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// Solaris 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 wrap
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// it in our own nicer implementation, either here or in
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// syscall_solaris.go or syscall_unix.go.
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package unix
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import (
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"syscall"
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"unsafe"
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)
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// Implemented in runtime/syscall_solaris.go.
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type syscallFunc uintptr
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func rawSysvicall6(trap, nargs, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)
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func sysvicall6(trap, nargs, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)
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type SockaddrDatalink struct {
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Family uint16
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Index uint16
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Type uint8
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Nlen uint8
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Alen uint8
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Slen uint8
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Data [244]int8
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raw RawSockaddrDatalink
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}
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func clen(n []byte) int {
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for i := 0; i < len(n); i++ {
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if n[i] == 0 {
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return i
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}
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}
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return len(n)
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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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//sysnb pipe(p *[2]_C_int) (n 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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n, err := pipe(&pp)
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if n != 0 {
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return err
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}
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p[0] = int(pp[0])
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p[1] = int(pp[1])
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return nil
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}
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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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for i := 0; i < len(sa.Addr); i++ {
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sa.raw.Addr[i] = sa.Addr[i]
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}
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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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for i := 0; i < len(sa.Addr); i++ {
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sa.raw.Addr[i] = sa.Addr[i]
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}
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return unsafe.Pointer(&sa.raw), SizeofSockaddrInet6, nil
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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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}
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sa.raw.Family = AF_UNIX
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for i := 0; i < n; i++ {
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sa.raw.Path[i] = int8(name[i])
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}
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// length is family (uint16), name, NUL.
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sl := _Socklen(2)
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if n > 0 {
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sl += _Socklen(n) + 1
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}
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if sa.raw.Path[0] == '@' {
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sa.raw.Path[0] = 0
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// Don't count trailing NUL for abstract address.
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sl--
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}
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return unsafe.Pointer(&sa.raw), sl, nil
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}
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//sys getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) = libsocket.getsockname
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func Getsockname(fd int) (sa Sockaddr, err error) {
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var rsa RawSockaddrAny
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var len _Socklen = SizeofSockaddrAny
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if err = getsockname(fd, &rsa, &len); err != nil {
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return
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}
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return anyToSockaddr(&rsa)
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}
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const ImplementsGetwd = true
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//sys Getcwd(buf []byte) (n int, err error)
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func Getwd() (wd string, err error) {
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var buf [PathMax]byte
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// Getcwd will return an error if it failed for any reason.
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_, err = Getcwd(buf[0:])
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if err != nil {
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return "", err
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}
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n := clen(buf[:])
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if n < 1 {
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return "", EINVAL
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}
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return string(buf[:n]), nil
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}
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/*
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* Wrapped
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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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// Check for error and sanity check group count. Newer versions of
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// Solaris allow up to 1024 (NGROUPS_MAX).
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if n < 0 || n > 1024 {
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if err != nil {
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return nil, err
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}
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return nil, EINVAL
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} else if n == 0 {
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return nil, nil
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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 n == -1 {
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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 ReadDirent(fd int, buf []byte) (n int, err error) {
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// Final argument is (basep *uintptr) and the syscall doesn't take nil.
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// TODO(rsc): Can we use a single global basep for all calls?
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return Getdents(fd, buf, new(uintptr))
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}
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// Wait status is 7 bits at bottom, either 0 (exited),
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// 0x7F (stopped), or a signal number that caused an exit.
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// The 0x80 bit is whether there was a core dump.
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// An extra number (exit code, signal causing a stop)
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// is in the high bits.
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type WaitStatus uint32
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const (
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mask = 0x7F
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core = 0x80
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shift = 8
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exited = 0
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stopped = 0x7F
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)
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func (w WaitStatus) Exited() bool { return w&mask == exited }
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func (w WaitStatus) ExitStatus() int {
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if w&mask != exited {
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return -1
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}
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return int(w >> shift)
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}
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func (w WaitStatus) Signaled() bool { return w&mask != stopped && w&mask != 0 }
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func (w WaitStatus) Signal() syscall.Signal {
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sig := syscall.Signal(w & mask)
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if sig == stopped || sig == 0 {
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return -1
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}
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return sig
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}
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func (w WaitStatus) CoreDump() bool { return w.Signaled() && w&core != 0 }
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func (w WaitStatus) Stopped() bool { return w&mask == stopped && syscall.Signal(w>>shift) != SIGSTOP }
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func (w WaitStatus) Continued() bool { return w&mask == stopped && syscall.Signal(w>>shift) == SIGSTOP }
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func (w WaitStatus) StopSignal() syscall.Signal {
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if !w.Stopped() {
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return -1
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}
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return syscall.Signal(w>>shift) & 0xFF
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}
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func (w WaitStatus) TrapCause() int { return -1 }
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//sys wait4(pid int32, statusp *_C_int, options int, rusage *Rusage) (wpid int32, err error)
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func Wait4(pid int, wstatus *WaitStatus, options int, rusage *Rusage) (int, error) {
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var status _C_int
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rpid, err := wait4(int32(pid), &status, options, rusage)
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wpid := int(rpid)
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if wpid == -1 {
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return wpid, err
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}
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if wstatus != nil {
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*wstatus = WaitStatus(status)
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}
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return wpid, nil
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}
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//sys gethostname(buf []byte) (n int, err error)
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func Gethostname() (name string, err error) {
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var buf [MaxHostNameLen]byte
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n, err := gethostname(buf[:])
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if n != 0 {
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return "", err
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}
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n = clen(buf[:])
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if n < 1 {
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return "", EFAULT
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}
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return string(buf[:n]), nil
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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) (err error) {
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if tv == nil {
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return utimes(path, nil)
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}
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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(fd 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 ts == nil {
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return utimensat(AT_FDCWD, path, nil, 0)
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}
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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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func UtimesNanoAt(dirfd int, path string, ts []Timespec, flags int) error {
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if ts == nil {
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return utimensat(dirfd, path, nil, flags)
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}
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if len(ts) != 2 {
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return EINVAL
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}
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return utimensat(dirfd, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), flags)
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}
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//sys fcntl(fd int, cmd int, arg int) (val int, err error)
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// FcntlFlock performs a fcntl syscall for the F_GETLK, F_SETLK or F_SETLKW command.
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func FcntlFlock(fd uintptr, cmd int, lk *Flock_t) error {
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_, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procfcntl)), 3, uintptr(fd), uintptr(cmd), uintptr(unsafe.Pointer(lk)), 0, 0, 0)
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if e1 != 0 {
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return e1
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}
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return nil
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}
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//sys futimesat(fildes int, path *byte, times *[2]Timeval) (err error)
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func Futimesat(dirfd int, path string, tv []Timeval) error {
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pathp, err := BytePtrFromString(path)
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if err != nil {
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return err
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}
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if tv == nil {
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return futimesat(dirfd, pathp, nil)
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}
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if len(tv) != 2 {
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return EINVAL
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}
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return futimesat(dirfd, pathp, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
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}
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// Solaris doesn't have an futimes function because it allows NULL to be
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// specified as the path for futimesat. However, Go doesn't like
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// NULL-style string interfaces, so this simple wrapper is provided.
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func Futimes(fd int, tv []Timeval) error {
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if tv == nil {
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return futimesat(fd, nil, nil)
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}
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if len(tv) != 2 {
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return EINVAL
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}
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return futimesat(fd, nil, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
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}
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func anyToSockaddr(rsa *RawSockaddrAny) (Sockaddr, error) {
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switch rsa.Addr.Family {
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case AF_UNIX:
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pp := (*RawSockaddrUnix)(unsafe.Pointer(rsa))
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sa := new(SockaddrUnix)
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// Assume path ends at NUL.
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// This is not technically the Solaris semantics for
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// abstract Unix domain sockets -- they are supposed
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// to be uninterpreted fixed-size binary blobs -- but
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// everyone uses this convention.
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n := 0
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for n < len(pp.Path) && pp.Path[n] != 0 {
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n++
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}
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bytes := (*[10000]byte)(unsafe.Pointer(&pp.Path[0]))[0:n]
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sa.Name = string(bytes)
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return sa, nil
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case AF_INET:
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pp := (*RawSockaddrInet4)(unsafe.Pointer(rsa))
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sa := new(SockaddrInet4)
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p := (*[2]byte)(unsafe.Pointer(&pp.Port))
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sa.Port = int(p[0])<<8 + int(p[1])
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for i := 0; i < len(sa.Addr); i++ {
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sa.Addr[i] = pp.Addr[i]
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}
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return sa, nil
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case AF_INET6:
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pp := (*RawSockaddrInet6)(unsafe.Pointer(rsa))
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sa := new(SockaddrInet6)
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p := (*[2]byte)(unsafe.Pointer(&pp.Port))
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sa.Port = int(p[0])<<8 + int(p[1])
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sa.ZoneId = pp.Scope_id
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for i := 0; i < len(sa.Addr); i++ {
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sa.Addr[i] = pp.Addr[i]
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}
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return sa, nil
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}
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return nil, EAFNOSUPPORT
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}
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//sys accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) = libsocket.accept
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func Accept(fd int) (nfd int, sa Sockaddr, err error) {
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var rsa RawSockaddrAny
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var len _Socklen = SizeofSockaddrAny
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nfd, err = accept(fd, &rsa, &len)
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if nfd == -1 {
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return
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}
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sa, err = anyToSockaddr(&rsa)
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if err != nil {
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Close(nfd)
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nfd = 0
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}
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return
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}
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//sys recvmsg(s int, msg *Msghdr, flags int) (n int, err error) = libsocket.__xnet_recvmsg
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func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn int, recvflags int, from Sockaddr, err error) {
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var msg Msghdr
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var rsa RawSockaddrAny
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msg.Name = (*byte)(unsafe.Pointer(&rsa))
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msg.Namelen = uint32(SizeofSockaddrAny)
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var iov Iovec
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if len(p) > 0 {
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iov.Base = (*int8)(unsafe.Pointer(&p[0]))
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iov.SetLen(len(p))
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}
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var dummy int8
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if len(oob) > 0 {
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// receive at least one normal byte
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if len(p) == 0 {
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iov.Base = &dummy
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iov.SetLen(1)
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}
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msg.Accrightslen = int32(len(oob))
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}
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msg.Iov = &iov
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msg.Iovlen = 1
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if n, err = recvmsg(fd, &msg, flags); n == -1 {
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return
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}
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oobn = int(msg.Accrightslen)
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// source address is only specified if the socket is unconnected
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if rsa.Addr.Family != AF_UNSPEC {
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from, err = anyToSockaddr(&rsa)
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}
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return
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}
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func Sendmsg(fd int, p, oob []byte, to Sockaddr, flags int) (err error) {
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_, err = SendmsgN(fd, p, oob, to, flags)
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return
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}
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//sys sendmsg(s int, msg *Msghdr, flags int) (n int, err error) = libsocket.__xnet_sendmsg
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func SendmsgN(fd int, p, oob []byte, to Sockaddr, flags int) (n int, err error) {
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var ptr unsafe.Pointer
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var salen _Socklen
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if to != nil {
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ptr, salen, err = to.sockaddr()
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if err != nil {
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return 0, err
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}
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}
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var msg Msghdr
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msg.Name = (*byte)(unsafe.Pointer(ptr))
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msg.Namelen = uint32(salen)
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var iov Iovec
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if len(p) > 0 {
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iov.Base = (*int8)(unsafe.Pointer(&p[0]))
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iov.SetLen(len(p))
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}
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var dummy int8
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if len(oob) > 0 {
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// send at least one normal byte
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if len(p) == 0 {
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iov.Base = &dummy
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iov.SetLen(1)
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}
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msg.Accrightslen = int32(len(oob))
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}
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msg.Iov = &iov
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msg.Iovlen = 1
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if n, err = sendmsg(fd, &msg, flags); err != nil {
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return 0, err
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}
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if len(oob) > 0 && len(p) == 0 {
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n = 0
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}
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return n, nil
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}
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|
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//sys acct(path *byte) (err error)
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func Acct(path string) (err error) {
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if len(path) == 0 {
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// Assume caller wants to disable accounting.
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return acct(nil)
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}
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pathp, err := BytePtrFromString(path)
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if err != nil {
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return err
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}
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return acct(pathp)
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}
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|
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//sys __makedev(version int, major uint, minor uint) (val uint64)
|
|
|
|
func Mkdev(major, minor uint32) uint64 {
|
|
return __makedev(NEWDEV, uint(major), uint(minor))
|
|
}
|
|
|
|
//sys __major(version int, dev uint64) (val uint)
|
|
|
|
func Major(dev uint64) uint32 {
|
|
return uint32(__major(NEWDEV, dev))
|
|
}
|
|
|
|
//sys __minor(version int, dev uint64) (val uint)
|
|
|
|
func Minor(dev uint64) uint32 {
|
|
return uint32(__minor(NEWDEV, dev))
|
|
}
|
|
|
|
/*
|
|
* Expose the ioctl function
|
|
*/
|
|
|
|
//sys ioctl(fd int, req uint, arg uintptr) (err error)
|
|
|
|
func IoctlSetInt(fd int, req uint, value int) (err error) {
|
|
return ioctl(fd, req, uintptr(value))
|
|
}
|
|
|
|
func IoctlSetWinsize(fd int, req uint, value *Winsize) (err error) {
|
|
return ioctl(fd, req, uintptr(unsafe.Pointer(value)))
|
|
}
|
|
|
|
func IoctlSetTermios(fd int, req uint, value *Termios) (err error) {
|
|
return ioctl(fd, req, uintptr(unsafe.Pointer(value)))
|
|
}
|
|
|
|
func IoctlSetTermio(fd int, req uint, value *Termio) (err error) {
|
|
return ioctl(fd, req, uintptr(unsafe.Pointer(value)))
|
|
}
|
|
|
|
func IoctlGetInt(fd int, req uint) (int, error) {
|
|
var value int
|
|
err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
|
|
return value, err
|
|
}
|
|
|
|
func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
|
|
var value Winsize
|
|
err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
|
|
return &value, err
|
|
}
|
|
|
|
func IoctlGetTermios(fd int, req uint) (*Termios, error) {
|
|
var value Termios
|
|
err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
|
|
return &value, err
|
|
}
|
|
|
|
func IoctlGetTermio(fd int, req uint) (*Termio, error) {
|
|
var value Termio
|
|
err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
|
|
return &value, err
|
|
}
|
|
|
|
//sys poll(fds *PollFd, nfds int, timeout int) (n int, err error)
|
|
|
|
func Poll(fds []PollFd, timeout int) (n int, err error) {
|
|
if len(fds) == 0 {
|
|
return poll(nil, 0, timeout)
|
|
}
|
|
return poll(&fds[0], len(fds), timeout)
|
|
}
|
|
|
|
/*
|
|
* Exposed directly
|
|
*/
|
|
//sys Access(path string, mode uint32) (err error)
|
|
//sys Adjtime(delta *Timeval, olddelta *Timeval) (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 Creat(path string, mode uint32) (fd int, err error)
|
|
//sys Dup(fd int) (nfd int, err error)
|
|
//sys Dup2(oldfd int, newfd int) (err error)
|
|
//sys Exit(code int)
|
|
//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 Fdatasync(fd int) (err error)
|
|
//sys Flock(fd int, how int) (err error)
|
|
//sys Fpathconf(fd int, name int) (val int, err error)
|
|
//sys Fstat(fd int, stat *Stat_t) (err error)
|
|
//sys Fstatvfs(fd int, vfsstat *Statvfs_t) (err error)
|
|
//sys Getdents(fd int, buf []byte, basep *uintptr) (n int, err error)
|
|
//sysnb Getgid() (gid int)
|
|
//sysnb Getpid() (pid int)
|
|
//sysnb Getpgid(pid int) (pgid int, err error)
|
|
//sysnb Getpgrp() (pgid int, err error)
|
|
//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 Gettimeofday(tv *Timeval) (err error)
|
|
//sysnb Getuid() (uid int)
|
|
//sys Kill(pid int, signum syscall.Signal) (err error)
|
|
//sys Lchown(path string, uid int, gid int) (err error)
|
|
//sys Link(path string, link string) (err error)
|
|
//sys Listen(s int, backlog int) (err error) = libsocket.__xnet_llisten
|
|
//sys Lstat(path string, stat *Stat_t) (err error)
|
|
//sys Madvise(b []byte, advice int) (err error)
|
|
//sys Mkdir(path string, mode uint32) (err error)
|
|
//sys Mkdirat(dirfd int, path string, mode uint32) (err error)
|
|
//sys Mkfifo(path string, mode uint32) (err error)
|
|
//sys Mkfifoat(dirfd int, path string, mode uint32) (err error)
|
|
//sys Mknod(path string, mode uint32, dev int) (err error)
|
|
//sys Mknodat(dirfd int, path string, mode uint32, dev int) (err error)
|
|
//sys Mlock(b []byte) (err error)
|
|
//sys Mlockall(flags int) (err error)
|
|
//sys Mprotect(b []byte, prot int) (err error)
|
|
//sys Msync(b []byte, flags int) (err error)
|
|
//sys Munlock(b []byte) (err error)
|
|
//sys Munlockall() (err error)
|
|
//sys Nanosleep(time *Timespec, leftover *Timespec) (err error)
|
|
//sys Open(path string, mode int, perm uint32) (fd int, err error)
|
|
//sys Openat(dirfd int, path string, flags int, mode uint32) (fd int, err error)
|
|
//sys Pathconf(path string, name int) (val int, err error)
|
|
//sys Pause() (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 Readlink(path string, buf []byte) (n 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)
|
|
//sys Sethostname(p []byte) (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)
|
|
//sysnb Setsid() (pid int, err error)
|
|
//sysnb Setuid(uid int) (err error)
|
|
//sys Shutdown(s int, how int) (err error) = libsocket.shutdown
|
|
//sys Stat(path string, stat *Stat_t) (err error)
|
|
//sys Statvfs(path string, vfsstat *Statvfs_t) (err error)
|
|
//sys Symlink(path string, link string) (err error)
|
|
//sys Sync() (err error)
|
|
//sysnb Times(tms *Tms) (ticks uintptr, err error)
|
|
//sys Truncate(path string, length int64) (err error)
|
|
//sys Fsync(fd int) (err error)
|
|
//sys Ftruncate(fd int, length int64) (err error)
|
|
//sys Umask(mask int) (oldmask int)
|
|
//sysnb Uname(buf *Utsname) (err error)
|
|
//sys Unmount(target string, flags int) (err error) = libc.umount
|
|
//sys Unlink(path string) (err error)
|
|
//sys Unlinkat(dirfd int, path string, flags int) (err error)
|
|
//sys Ustat(dev int, ubuf *Ustat_t) (err error)
|
|
//sys Utime(path string, buf *Utimbuf) (err error)
|
|
//sys bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.__xnet_bind
|
|
//sys connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.__xnet_connect
|
|
//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)
|
|
//sys sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) = libsocket.__xnet_sendto
|
|
//sys socket(domain int, typ int, proto int) (fd int, err error) = libsocket.__xnet_socket
|
|
//sysnb socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) = libsocket.__xnet_socketpair
|
|
//sys write(fd int, p []byte) (n int, err error)
|
|
//sys getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) = libsocket.__xnet_getsockopt
|
|
//sysnb getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) = libsocket.getpeername
|
|
//sys setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) = libsocket.setsockopt
|
|
//sys recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) = libsocket.recvfrom
|
|
|
|
func readlen(fd int, buf *byte, nbuf int) (n int, err error) {
|
|
r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procread)), 3, uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf), 0, 0, 0)
|
|
n = int(r0)
|
|
if e1 != 0 {
|
|
err = e1
|
|
}
|
|
return
|
|
}
|
|
|
|
func writelen(fd int, buf *byte, nbuf int) (n int, err error) {
|
|
r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&procwrite)), 3, uintptr(fd), uintptr(unsafe.Pointer(buf)), uintptr(nbuf), 0, 0, 0)
|
|
n = int(r0)
|
|
if e1 != 0 {
|
|
err = e1
|
|
}
|
|
return
|
|
}
|
|
|
|
var mapper = &mmapper{
|
|
active: make(map[*byte][]byte),
|
|
mmap: mmap,
|
|
munmap: munmap,
|
|
}
|
|
|
|
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)
|
|
}
|