mirror of
https://github.com/cwinfo/matterbridge.git
synced 2024-12-26 19:05:40 +00:00
577 lines
16 KiB
Go
577 lines
16 KiB
Go
// Copyright 2021 The Libc 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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package libc // import "modernc.org/libc"
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import (
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"strings"
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"unsafe"
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"golang.org/x/sys/unix"
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"modernc.org/libc/fcntl"
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"modernc.org/libc/sys/types"
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"modernc.org/libc/time"
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"modernc.org/libc/utime"
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)
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// int sigaction(int signum, const struct sigaction *act, struct sigaction *oldact);
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func Xsigaction(t *TLS, signum int32, act, oldact uintptr) int32 {
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panic(todo(""))
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// if _, _, err := unix.Syscall(unix.SYS_SIGACTION, uintptr(signum), act, oldact); err != 0 {
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// t.setErrno(err)
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// return -1
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// }
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// return 0
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}
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// FILE *fopen64(const char *pathname, const char *mode);
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func Xfopen64(t *TLS, pathname, mode uintptr) uintptr {
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m := strings.ReplaceAll(GoString(mode), "b", "")
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var flags int
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switch m {
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case "r":
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flags = fcntl.O_RDONLY
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case "r+":
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flags = fcntl.O_RDWR
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case "w":
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flags = fcntl.O_WRONLY | fcntl.O_CREAT | fcntl.O_TRUNC
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case "w+":
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flags = fcntl.O_RDWR | fcntl.O_CREAT | fcntl.O_TRUNC
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case "a":
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flags = fcntl.O_WRONLY | fcntl.O_CREAT | fcntl.O_APPEND
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case "a+":
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flags = fcntl.O_RDWR | fcntl.O_CREAT | fcntl.O_APPEND
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default:
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panic(m)
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}
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fd, err := unix.Open(GoString(pathname), int(flags), 0666)
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if err != nil {
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if dmesgs {
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dmesg("%v: %q %q: %v FAIL", origin(1), GoString(pathname), GoString(mode), err)
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}
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t.setErrno(err)
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return 0
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}
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if dmesgs {
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dmesg("%v: %q %q: fd %v", origin(1), GoString(pathname), GoString(mode), fd)
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}
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if p := newFile(t, int32(fd)); p != 0 {
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return p
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}
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panic("OOM")
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}
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// int lstat(const char *pathname, struct stat *statbuf);
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func Xlstat64(t *TLS, pathname, statbuf uintptr) int32 {
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if err := unix.Lstat(GoString(pathname), (*unix.Stat_t)(unsafe.Pointer(statbuf))); err != nil {
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if dmesgs {
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dmesg("%v: %q: %v FAIL", origin(1), GoString(pathname), err)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: %q: ok", origin(1), GoString(pathname))
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}
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return 0
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}
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// int stat(const char *pathname, struct stat *statbuf);
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func Xstat64(t *TLS, pathname, statbuf uintptr) int32 {
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if err := unix.Stat(GoString(pathname), (*unix.Stat_t)(unsafe.Pointer(statbuf))); err != nil {
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if dmesgs {
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dmesg("%v: %q: %v FAIL", origin(1), GoString(pathname), err)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: %q: ok", origin(1), GoString(pathname))
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}
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return 0
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}
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// int mkdir(const char *path, mode_t mode);
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func Xmkdir(t *TLS, path uintptr, mode types.Mode_t) int32 {
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if err := unix.Mkdir(GoString(path), uint32(mode)); err != nil {
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if dmesgs {
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dmesg("%v: %q: %v FAIL", origin(1), GoString(path), err)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: %q: ok", origin(1), GoString(path))
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}
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return 0
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}
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// int access(const char *pathname, int mode);
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func Xaccess(t *TLS, pathname uintptr, mode int32) int32 {
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if err := unix.Access(GoString(pathname), uint32(mode)); err != nil {
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if dmesgs {
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dmesg("%v: %q %#o: %v FAIL", origin(1), GoString(pathname), mode, err)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: %q %#o: ok", origin(1), GoString(pathname), mode)
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}
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return 0
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}
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// int unlink(const char *pathname);
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func Xunlink(t *TLS, pathname uintptr) int32 {
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if err := unix.Unlink(GoString(pathname)); err != nil {
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if dmesgs {
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dmesg("%v: %q: %v", origin(1), GoString(pathname), err)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: ok", origin(1))
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}
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return 0
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}
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// ssize_t readlink(const char *restrict path, char *restrict buf, size_t bufsize);
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func Xreadlink(t *TLS, path, buf uintptr, bufsize types.Size_t) types.Ssize_t {
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var n int
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var err error
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switch {
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case buf == 0 || bufsize == 0:
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n, err = unix.Readlink(GoString(path), nil)
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default:
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n, err = unix.Readlink(GoString(path), (*RawMem)(unsafe.Pointer(buf))[:bufsize:bufsize])
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}
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if err != nil {
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if dmesgs {
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dmesg("%v: %v FAIL", err)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: ok")
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}
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return types.Ssize_t(n)
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}
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// int symlink(const char *target, const char *linkpath);
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func Xsymlink(t *TLS, target, linkpath uintptr) int32 {
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if err := unix.Symlink(GoString(target), GoString(linkpath)); err != nil {
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if dmesgs {
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dmesg("%v: %v FAIL", origin(1), err)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: ok", origin(1))
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}
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return 0
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}
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// int chmod(const char *pathname, mode_t mode)
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func Xchmod(t *TLS, pathname uintptr, mode types.Mode_t) int32 {
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if err := unix.Chmod(GoString(pathname), uint32(mode)); err != nil {
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if dmesgs {
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dmesg("%v: %q %#o: %v FAIL", origin(1), GoString(pathname), mode, err)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: %q %#o: ok", origin(1), GoString(pathname), mode)
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}
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return 0
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}
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// time_t time(time_t *tloc);
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func Xtime(t *TLS, tloc uintptr) time.Time_t {
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panic(todo(""))
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// n := time.Now().UTC().Unix()
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// if tloc != 0 {
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// *(*types.Time_t)(unsafe.Pointer(tloc)) = types.Time_t(n)
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// }
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// return types.Time_t(n)
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}
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// int utimes(const char *filename, const struct timeval times[2]);
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func Xutimes(t *TLS, filename, times uintptr) int32 {
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var a []unix.Timeval
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if times != 0 {
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a = make([]unix.Timeval, 2)
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a[0] = *(*unix.Timeval)(unsafe.Pointer(times))
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a[1] = *(*unix.Timeval)(unsafe.Pointer(times + unsafe.Sizeof(unix.Timeval{})))
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}
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if err := unix.Utimes(GoString(filename), a); err != nil {
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if dmesgs {
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dmesg("%v: %v FAIL", origin(1), err)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: ok", origin(1))
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}
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return 0
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}
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// int fstat(int fd, struct stat *statbuf);
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func Xfstat64(t *TLS, fd int32, statbuf uintptr) int32 {
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if err := unix.Fstat(int(fd), (*unix.Stat_t)(unsafe.Pointer(statbuf))); err != nil {
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if dmesgs {
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dmesg("%v: fd %d: %v FAIL", origin(1), fd, err)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: fd %d: ok", origin(1), fd)
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}
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return 0
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}
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// off64_t lseek64(int fd, off64_t offset, int whence);
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func Xlseek64(t *TLS, fd int32, offset types.Off_t, whence int32) types.Off_t {
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n, err := unix.Seek(int(fd), int64(offset), int(whence))
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if err != nil {
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if dmesgs {
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dmesg("%v: %v FAIL", origin(1), err)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: ok", origin(1))
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}
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return types.Off_t(n)
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}
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func Xfcntl64(t *TLS, fd, cmd int32, args uintptr) int32 {
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var arg uintptr
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if args != 0 {
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arg = *(*uintptr)(unsafe.Pointer(args))
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}
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n, _, err := unix.Syscall(unix.SYS_FCNTL, uintptr(fd), uintptr(cmd), arg)
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if err != 0 {
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if dmesgs {
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dmesg("%v: fd %v cmd %v", origin(1), fcntlCmdStr(fd), cmd)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: %d %s %#x: %d", origin(1), fd, fcntlCmdStr(cmd), arg, n)
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}
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return int32(n)
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}
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// int rename(const char *oldpath, const char *newpath);
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func Xrename(t *TLS, oldpath, newpath uintptr) int32 {
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if err := unix.Rename(GoString(oldpath), GoString(newpath)); err != nil {
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if dmesgs {
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dmesg("%v: %v FAIL", origin(1), err)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: ok", origin(1))
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}
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return 0
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}
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// int mknod(const char *pathname, mode_t mode, dev_t dev);
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func Xmknod(t *TLS, pathname uintptr, mode types.Mode_t, dev types.Dev_t) int32 {
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panic(todo(""))
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// if _, _, err := unix.Syscall(unix.SYS_MKNOD, pathname, uintptr(mode), uintptr(dev)); err != 0 {
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// t.setErrno(err)
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// return -1
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// }
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// return 0
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}
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// int utime(const char *filename, const struct utimbuf *times);
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func Xutime(t *TLS, filename, times uintptr) int32 {
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var a []unix.Timeval
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if times != 0 {
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a = make([]unix.Timeval, 2)
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a[0].Sec = (*utime.Utimbuf)(unsafe.Pointer(times)).Factime
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a[1].Sec = (*utime.Utimbuf)(unsafe.Pointer(times)).Fmodtime
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}
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if err := unix.Utimes(GoString(filename), a); err != nil {
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if dmesgs {
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dmesg("%v: %v FAIL", origin(1), err)
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}
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t.setErrno(err)
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return -1
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}
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if dmesgs {
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dmesg("%v: ok", origin(1))
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}
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return 0
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}
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// int chown(const char *pathname, uid_t owner, gid_t group);
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func Xchown(t *TLS, pathname uintptr, owner types.Uid_t, group types.Gid_t) int32 {
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if _, _, err := unix.Syscall(unix.SYS_CHOWN, pathname, uintptr(owner), uintptr(group)); err != 0 {
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t.setErrno(err)
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return -1
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}
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return 0
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}
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// int link(const char *oldpath, const char *newpath);
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func Xlink(t *TLS, oldpath, newpath uintptr) int32 {
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panic(todo(""))
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// if _, _, err := unix.Syscall(unix.SYS_LINK, oldpath, newpath, 0); err != 0 {
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// t.setErrno(err)
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// return -1
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// }
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// return 0
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}
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// int dup2(int oldfd, int newfd);
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func Xdup2(t *TLS, oldfd, newfd int32) int32 {
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panic(todo(""))
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// n, _, err := unix.Syscall(unix.SYS_DUP2, uintptr(oldfd), uintptr(newfd), 0)
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// if err != 0 {
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// t.setErrno(err)
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// return -1
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// }
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// return int32(n)
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}
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// unsigned int alarm(unsigned int seconds);
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func Xalarm(t *TLS, seconds uint32) uint32 {
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panic(todo(""))
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// n, _, err := unix.Syscall(unix.SYS_ALARM, uintptr(seconds), 0, 0)
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// if err != 0 {
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// panic(todo(""))
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// }
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// return uint32(n)
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}
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// int getnameinfo(const struct sockaddr * restrict sa, socklen_t salen, char * restrict host, socklen_t hostlen, char * restrict serv, socklen_t servlen, int flags);
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func Xgetnameinfo(tls *TLS, sa1 uintptr, sl socklen_t, node uintptr, nodelen socklen_t, serv uintptr, servlen socklen_t, flags int32) int32 { /* getnameinfo.c:125:5: */
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panic(todo(""))
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//TODO bp := tls.Alloc(347)
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//TODO defer tls.Free(347)
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//TODO // var ptr [78]int8 at bp, 78
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//TODO // var buf [256]int8 at bp+78, 256
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//TODO // var num [13]int8 at bp+334, 13
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//TODO var af int32 = int32((*sockaddr)(unsafe.Pointer(sa1)).sa_family)
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//TODO var a uintptr
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//TODO var scopeid uint32
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//TODO switch af {
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//TODO case 2:
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//TODO a = (sa1 + 4 /* &.sin_addr */)
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//TODO if (uint64(sl) < uint64(unsafe.Sizeof(sockaddr_in{}))) {
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//TODO return -6
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//TODO }
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//TODO mkptr4(tls, bp /* &ptr[0] */, a)
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//TODO scopeid = uint32(0)
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//TODO break
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//TODO case 10:
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//TODO a = (sa1 + 8 /* &.sin6_addr */)
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//TODO if (uint64(sl) < uint64(unsafe.Sizeof(sockaddr_in6{}))) {
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//TODO return -6
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//TODO }
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//TODO if Xmemcmp(tls, a, ts+88 /* "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xff\xff" */, uint64(12)) != 0 {
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//TODO mkptr6(tls, bp /* &ptr[0] */, a)
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//TODO } else {
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//TODO mkptr4(tls, bp /* &ptr[0] */, (a + uintptr(12)))
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//TODO }
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//TODO scopeid = (*sockaddr_in6)(unsafe.Pointer(sa1)).sin6_scope_id
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//TODO break
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//TODO default:
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//TODO return -6
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//TODO }
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//TODO if (node != 0) && (nodelen != 0) {
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//TODO *(*int8)(unsafe.Pointer(bp + 78 /* &buf[0] */)) = int8(0)
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//TODO if !((flags & 0x01) != 0) {
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//TODO reverse_hosts(tls, bp+78 /* &buf[0] */, a, scopeid, af)
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//TODO }
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//TODO if !(int32(*(*int8)(unsafe.Pointer(bp + 78 /* buf */))) != 0) && !((flags & 0x01) != 0) {
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//TODO Xabort(tls) //TODO-
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//TODO // unsigned char query[18+PTR_MAX], reply[512];
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//TODO // int qlen = __res_mkquery(0, ptr, 1, RR_PTR,
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//TODO // 0, 0, 0, query, sizeof query);
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//TODO // query[3] = 0; /* don't need AD flag */
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//TODO // int rlen = __res_send(query, qlen, reply, sizeof reply);
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//TODO // buf[0] = 0;
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//TODO // if (rlen > 0)
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//TODO // __dns_parse(reply, rlen, dns_parse_callback, buf);
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//TODO }
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//TODO if !(int32(*(*int8)(unsafe.Pointer(bp + 78 /* buf */))) != 0) {
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//TODO if (flags & 0x08) != 0 {
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//TODO return -2
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//TODO }
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//TODO Xinet_ntop(tls, af, a, bp+78 /* &buf[0] */, uint32(unsafe.Sizeof([256]int8{})))
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//TODO if scopeid != 0 {
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//TODO Xabort(tls) //TODO-
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//TODO // char *p = 0, tmp[IF_NAMESIZE+1];
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//TODO // if (!(flags & NI_NUMERICSCOPE) &&
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//TODO // (IN6_IS_ADDR_LINKLOCAL(a) ||
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//TODO // IN6_IS_ADDR_MC_LINKLOCAL(a)))
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//TODO // p = if_indextoname(scopeid, tmp+1);
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//TODO // if (!p)
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//TODO // p = itoa(num, scopeid);
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//TODO // *--p = '%';
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//TODO // strcat(buf, p);
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//TODO }
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//TODO }
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//TODO if Xstrlen(tls, bp+78 /* &buf[0] */) >= size_t(nodelen) {
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//TODO return -12
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//TODO }
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//TODO Xstrcpy(tls, node, bp+78 /* &buf[0] */)
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//TODO }
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//TODO if (serv != 0) && (servlen != 0) {
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//TODO var p uintptr = bp + 78 /* buf */
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//TODO var port int32 = int32(Xntohs(tls, (*sockaddr_in)(unsafe.Pointer(sa1)).sin_port))
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//TODO *(*int8)(unsafe.Pointer(bp + 78 /* &buf[0] */)) = int8(0)
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//TODO if !((flags & 0x02) != 0) {
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//TODO reverse_services(tls, bp+78 /* &buf[0] */, port, (flags & 0x10))
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//TODO }
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//TODO if !(int32(*(*int8)(unsafe.Pointer(p))) != 0) {
|
|
//TODO p = itoa(tls, bp+334 /* &num[0] */, uint32(port))
|
|
//TODO }
|
|
//TODO if Xstrlen(tls, p) >= size_t(servlen) {
|
|
//TODO return -12
|
|
//TODO }
|
|
//TODO Xstrcpy(tls, serv, p)
|
|
//TODO }
|
|
|
|
//TODO return 0
|
|
}
|
|
|
|
func Xgethostbyaddr_r(tls *TLS, a uintptr, l socklen_t, af int32, h uintptr, buf uintptr, buflen size_t, res uintptr, err uintptr) int32 { /* gethostbyaddr_r.c:10:5: */
|
|
panic(todo(""))
|
|
//TODO bp := tls.Alloc(28)
|
|
//TODO defer tls.Free(28)
|
|
|
|
//TODO //TODO union {
|
|
//TODO //TODO struct sockaddr_in sin;
|
|
//TODO //TODO struct sockaddr_in6 sin6;
|
|
//TODO //TODO } sa = { .sin.sin_family = af };
|
|
//TODO *(*struct {
|
|
//TODO sin sockaddr_in
|
|
//TODO _ [12]byte
|
|
//TODO })(unsafe.Pointer(bp /* sa1 */)) = struct {
|
|
//TODO sin sockaddr_in
|
|
//TODO _ [12]byte
|
|
//TODO }{} //TODO-
|
|
//TODO (*sockaddr_in)(unsafe.Pointer(bp /* &sa1 */)).sin_family = sa_family_t(af) //TODO-
|
|
//TODO var sl socklen_t
|
|
//TODO if af == 10 {
|
|
//TODO sl = uint32(unsafe.Sizeof(sockaddr_in6{}))
|
|
//TODO } else {
|
|
//TODO sl = uint32(unsafe.Sizeof(sockaddr_in{}))
|
|
//TODO }
|
|
//TODO var i int32
|
|
|
|
//TODO *(*uintptr)(unsafe.Pointer(res)) = uintptr(0)
|
|
|
|
//TODO // Load address argument into sockaddr structure
|
|
//TODO if (af == 10) && (l == socklen_t(16)) {
|
|
//TODO Xmemcpy(tls, (bp /* &sa1 */ /* &.sin6 */ + 8 /* &.sin6_addr */), a, uint64(16))
|
|
//TODO } else if (af == 2) && (l == socklen_t(4)) {
|
|
//TODO Xmemcpy(tls, (bp /* &sa1 */ /* &.sin */ + 4 /* &.sin_addr */), a, uint64(4))
|
|
//TODO } else {
|
|
//TODO *(*int32)(unsafe.Pointer(err)) = 3
|
|
//TODO return 22
|
|
//TODO }
|
|
|
|
//TODO // Align buffer and check for space for pointers and ip address
|
|
//TODO i = (int32(uintptr_t(buf) & (uint64(unsafe.Sizeof(uintptr(0))) - uint64(1))))
|
|
//TODO if !(i != 0) {
|
|
//TODO i = int32(unsafe.Sizeof(uintptr(0)))
|
|
//TODO }
|
|
//TODO if buflen <= (((uint64(5) * uint64(unsafe.Sizeof(uintptr(0)))) - uint64(i)) + uint64(l)) {
|
|
//TODO return 34
|
|
//TODO }
|
|
//TODO buf += (uintptr(uint64(unsafe.Sizeof(uintptr(0))) - uint64(i)))
|
|
//TODO buflen = buflen - (((uint64(5) * uint64(unsafe.Sizeof(uintptr(0)))) - uint64(i)) + uint64(l))
|
|
|
|
//TODO (*hostent)(unsafe.Pointer(h)).h_addr_list = buf
|
|
//TODO buf += (uintptr(uint64(2) * uint64(unsafe.Sizeof(uintptr(0)))))
|
|
//TODO (*hostent)(unsafe.Pointer(h)).h_aliases = buf
|
|
//TODO buf += (uintptr(uint64(2) * uint64(unsafe.Sizeof(uintptr(0)))))
|
|
|
|
//TODO *(*uintptr)(unsafe.Pointer((*hostent)(unsafe.Pointer(h)).h_addr_list)) = buf
|
|
//TODO Xmemcpy(tls, *(*uintptr)(unsafe.Pointer((*hostent)(unsafe.Pointer(h)).h_addr_list)), a, uint64(l))
|
|
//TODO buf += uintptr(l)
|
|
//TODO *(*uintptr)(unsafe.Pointer((*hostent)(unsafe.Pointer(h)).h_addr_list + 1*8)) = uintptr(0)
|
|
//TODO *(*uintptr)(unsafe.Pointer((*hostent)(unsafe.Pointer(h)).h_aliases)) = buf
|
|
//TODO *(*uintptr)(unsafe.Pointer((*hostent)(unsafe.Pointer(h)).h_aliases + 1*8)) = uintptr(0)
|
|
|
|
//TODO switch Xgetnameinfo(tls, bp /* &sa1 */, sl, buf, uint32(buflen), uintptr(0), uint32(0), 0) {
|
|
//TODO case -3:
|
|
//TODO *(*int32)(unsafe.Pointer(err)) = 2
|
|
//TODO return 11
|
|
//TODO case -12:
|
|
//TODO return 34
|
|
//TODO default:
|
|
//TODO fallthrough
|
|
//TODO case -10:
|
|
//TODO fallthrough
|
|
//TODO case -11:
|
|
//TODO fallthrough
|
|
//TODO case -4:
|
|
//TODO *(*int32)(unsafe.Pointer(err)) = 3
|
|
//TODO return *(*int32)(unsafe.Pointer(X___errno_location(tls)))
|
|
//TODO case 0:
|
|
//TODO break
|
|
//TODO }
|
|
|
|
//TODO (*hostent)(unsafe.Pointer(h)).h_addrtype = af
|
|
//TODO (*hostent)(unsafe.Pointer(h)).h_length = int32(l)
|
|
//TODO (*hostent)(unsafe.Pointer(h)).h_name = *(*uintptr)(unsafe.Pointer((*hostent)(unsafe.Pointer(h)).h_aliases))
|
|
//TODO *(*uintptr)(unsafe.Pointer(res)) = h
|
|
//TODO return 0
|
|
}
|
|
|
|
// int getrlimit(int resource, struct rlimit *rlim);
|
|
func Xgetrlimit64(t *TLS, resource int32, rlim uintptr) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_GETRLIMIT, uintptr(resource), uintptr(rlim), 0); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|