mirror of
https://github.com/superseriousbusiness/gotosocial
synced 2024-11-24 05:13:10 +00:00
ed46224573
* Add SQLite support, fix un-thread-safe DB caches, small performance fixes Signed-off-by: kim (grufwub) <grufwub@gmail.com> * add SQLite licenses to README Signed-off-by: kim (grufwub) <grufwub@gmail.com> * appease the linter, and fix my dumbass-ery Signed-off-by: kim (grufwub) <grufwub@gmail.com> * make requested changes Signed-off-by: kim (grufwub) <grufwub@gmail.com> * add back comment Signed-off-by: kim (grufwub) <grufwub@gmail.com>
1966 lines
46 KiB
Go
1966 lines
46 KiB
Go
// Copyright 2020 The Libc Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package libc // import "modernc.org/libc"
|
|
|
|
import (
|
|
"bufio"
|
|
"fmt"
|
|
"os"
|
|
"os/exec"
|
|
"path/filepath"
|
|
"runtime"
|
|
"runtime/debug"
|
|
"strconv"
|
|
"strings"
|
|
"syscall"
|
|
"time"
|
|
"unsafe"
|
|
|
|
"golang.org/x/sys/unix"
|
|
"modernc.org/libc/errno"
|
|
"modernc.org/libc/fcntl"
|
|
"modernc.org/libc/fts"
|
|
"modernc.org/libc/grp"
|
|
gonetdb "modernc.org/libc/honnef.co/go/netdb"
|
|
"modernc.org/libc/langinfo"
|
|
"modernc.org/libc/limits"
|
|
"modernc.org/libc/netdb"
|
|
"modernc.org/libc/netinet/in"
|
|
"modernc.org/libc/pwd"
|
|
"modernc.org/libc/signal"
|
|
"modernc.org/libc/stdio"
|
|
"modernc.org/libc/sys/socket"
|
|
"modernc.org/libc/sys/stat"
|
|
"modernc.org/libc/sys/types"
|
|
"modernc.org/libc/termios"
|
|
ctime "modernc.org/libc/time"
|
|
"modernc.org/libc/unistd"
|
|
)
|
|
|
|
var (
|
|
in6_addr_any in.In6_addr
|
|
)
|
|
|
|
type (
|
|
long = types.X__syscall_slong_t
|
|
ulong = types.X__syscall_ulong_t
|
|
)
|
|
|
|
type file uintptr
|
|
|
|
func (f file) fd() int32 { return (*stdio.FILE)(unsafe.Pointer(f)).F_fileno }
|
|
func (f file) setFd(fd int32) { (*stdio.FILE)(unsafe.Pointer(f)).F_fileno = fd }
|
|
func (f file) err() bool { return (*stdio.FILE)(unsafe.Pointer(f)).F_flags2&stdio.X_IO_ERR_SEEN != 0 }
|
|
func (f file) setErr() { (*stdio.FILE)(unsafe.Pointer(f)).F_flags2 |= stdio.X_IO_ERR_SEEN }
|
|
|
|
func (f file) close(t *TLS) int32 {
|
|
r := Xclose(t, f.fd())
|
|
Xfree(t, uintptr(f))
|
|
if r < 0 {
|
|
return stdio.EOF
|
|
}
|
|
return 0
|
|
}
|
|
|
|
func newFile(t *TLS, fd int32) uintptr {
|
|
p := Xcalloc(t, 1, types.Size_t(unsafe.Sizeof(stdio.FILE{})))
|
|
if p == 0 {
|
|
return 0
|
|
}
|
|
file(p).setFd(fd)
|
|
return p
|
|
}
|
|
|
|
func fwrite(fd int32, b []byte) (int, error) {
|
|
if fd == unistd.STDOUT_FILENO {
|
|
return write(b)
|
|
}
|
|
|
|
// if dmesgs {
|
|
// dmesg("%v: fd %v: %s", origin(1), fd, b)
|
|
// }
|
|
return unix.Write(int(fd), b) //TODO use Xwrite
|
|
}
|
|
|
|
// int fprintf(FILE *stream, const char *format, ...);
|
|
func Xfprintf(t *TLS, stream, format, args uintptr) int32 {
|
|
n, _ := fwrite((*stdio.FILE)(unsafe.Pointer(stream)).F_fileno, printf(format, args))
|
|
return int32(n)
|
|
}
|
|
|
|
// int usleep(useconds_t usec);
|
|
func Xusleep(t *TLS, usec types.X__useconds_t) int32 {
|
|
time.Sleep(time.Microsecond * time.Duration(usec))
|
|
return 0
|
|
}
|
|
|
|
// int getrusage(int who, struct rusage *usage);
|
|
func Xgetrusage(t *TLS, who int32, usage uintptr) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_GETRUSAGE, uintptr(who), usage, 0); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// char *fgets(char *s, int size, FILE *stream);
|
|
func Xfgets(t *TLS, s uintptr, size int32, stream uintptr) uintptr {
|
|
fd := int((*stdio.FILE)(unsafe.Pointer(stream)).F_fileno)
|
|
var b []byte
|
|
buf := [1]byte{}
|
|
for ; size > 0; size-- {
|
|
n, err := unix.Read(fd, buf[:])
|
|
if n != 0 {
|
|
b = append(b, buf[0])
|
|
if buf[0] == '\n' {
|
|
b = append(b, 0)
|
|
copy((*RawMem)(unsafe.Pointer(s))[:len(b):len(b)], b)
|
|
return s
|
|
}
|
|
|
|
continue
|
|
}
|
|
|
|
switch {
|
|
case n == 0 && err == nil && len(b) == 0:
|
|
return 0
|
|
default:
|
|
panic(todo(""))
|
|
}
|
|
|
|
// if err == nil {
|
|
// panic("internal error")
|
|
// }
|
|
|
|
// if len(b) != 0 {
|
|
// b = append(b, 0)
|
|
// copy((*RawMem)(unsafe.Pointer(s)[:len(b)]), b)
|
|
// return s
|
|
// }
|
|
|
|
// t.setErrno(err)
|
|
}
|
|
panic(todo(""))
|
|
}
|
|
|
|
// int lstat(const char *pathname, struct stat *statbuf);
|
|
func Xlstat(t *TLS, pathname, statbuf uintptr) int32 {
|
|
return Xlstat64(t, pathname, statbuf)
|
|
}
|
|
|
|
// int stat(const char *pathname, struct stat *statbuf);
|
|
func Xstat(t *TLS, pathname, statbuf uintptr) int32 {
|
|
return Xstat64(t, pathname, statbuf)
|
|
}
|
|
|
|
// int chdir(const char *path);
|
|
func Xchdir(t *TLS, path uintptr) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_CHDIR, path, 0, 0); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
// if dmesgs {
|
|
// dmesg("%v: %q: ok", origin(1), GoString(path))
|
|
// }
|
|
return 0
|
|
}
|
|
|
|
var localtime ctime.Tm
|
|
|
|
// struct tm *localtime(const time_t *timep);
|
|
func Xlocaltime(_ *TLS, timep uintptr) uintptr {
|
|
loc := time.Local
|
|
if r := getenv(Environ(), "TZ"); r != 0 {
|
|
zone, off := parseZone(GoString(r))
|
|
loc = time.FixedZone(zone, -off)
|
|
}
|
|
ut := *(*unix.Time_t)(unsafe.Pointer(timep))
|
|
t := time.Unix(int64(ut), 0).In(loc)
|
|
localtime.Ftm_sec = int32(t.Second())
|
|
localtime.Ftm_min = int32(t.Minute())
|
|
localtime.Ftm_hour = int32(t.Hour())
|
|
localtime.Ftm_mday = int32(t.Day())
|
|
localtime.Ftm_mon = int32(t.Month() - 1)
|
|
localtime.Ftm_year = int32(t.Year() - 1900)
|
|
localtime.Ftm_wday = int32(t.Weekday())
|
|
localtime.Ftm_yday = int32(t.YearDay())
|
|
localtime.Ftm_isdst = Bool32(isTimeDST(t))
|
|
return uintptr(unsafe.Pointer(&localtime))
|
|
}
|
|
|
|
// struct tm *localtime_r(const time_t *timep, struct tm *result);
|
|
func Xlocaltime_r(_ *TLS, timep, result uintptr) uintptr {
|
|
loc := time.Local
|
|
if r := getenv(Environ(), "TZ"); r != 0 {
|
|
zone, off := parseZone(GoString(r))
|
|
loc = time.FixedZone(zone, -off)
|
|
}
|
|
ut := *(*unix.Time_t)(unsafe.Pointer(timep))
|
|
t := time.Unix(int64(ut), 0).In(loc)
|
|
(*ctime.Tm)(unsafe.Pointer(result)).Ftm_sec = int32(t.Second())
|
|
(*ctime.Tm)(unsafe.Pointer(result)).Ftm_min = int32(t.Minute())
|
|
(*ctime.Tm)(unsafe.Pointer(result)).Ftm_hour = int32(t.Hour())
|
|
(*ctime.Tm)(unsafe.Pointer(result)).Ftm_mday = int32(t.Day())
|
|
(*ctime.Tm)(unsafe.Pointer(result)).Ftm_mon = int32(t.Month() - 1)
|
|
(*ctime.Tm)(unsafe.Pointer(result)).Ftm_year = int32(t.Year() - 1900)
|
|
(*ctime.Tm)(unsafe.Pointer(result)).Ftm_wday = int32(t.Weekday())
|
|
(*ctime.Tm)(unsafe.Pointer(result)).Ftm_yday = int32(t.YearDay())
|
|
(*ctime.Tm)(unsafe.Pointer(result)).Ftm_isdst = Bool32(isTimeDST(t))
|
|
return result
|
|
}
|
|
|
|
// int open(const char *pathname, int flags, ...);
|
|
func Xopen(t *TLS, pathname uintptr, flags int32, args uintptr) int32 {
|
|
return Xopen64(t, pathname, flags, args)
|
|
}
|
|
|
|
// int open(const char *pathname, int flags, ...);
|
|
func Xopen64(t *TLS, pathname uintptr, flags int32, args uintptr) int32 {
|
|
//TODO- flags |= fcntl.O_LARGEFILE
|
|
var mode types.Mode_t
|
|
if args != 0 {
|
|
mode = *(*types.Mode_t)(unsafe.Pointer(args))
|
|
}
|
|
fdcwd := fcntl.AT_FDCWD
|
|
n, _, err := unix.Syscall6(unix.SYS_OPENAT, uintptr(fdcwd), pathname, uintptr(flags|unix.O_LARGEFILE), uintptr(mode), 0, 0)
|
|
if err != 0 {
|
|
// if dmesgs {
|
|
// dmesg("%v: %q %#x: %v", origin(1), GoString(pathname), flags, err)
|
|
// }
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
// if dmesgs {
|
|
// dmesg("%v: %q flags %#x mode %#o: fd %v", origin(1), GoString(pathname), flags, mode, n)
|
|
// }
|
|
return int32(n)
|
|
}
|
|
|
|
// off_t lseek(int fd, off_t offset, int whence);
|
|
func Xlseek(t *TLS, fd int32, offset types.Off_t, whence int32) types.Off_t {
|
|
return types.Off_t(Xlseek64(t, fd, offset, whence))
|
|
}
|
|
|
|
func whenceStr(whence int32) string {
|
|
switch whence {
|
|
case fcntl.SEEK_CUR:
|
|
return "SEEK_CUR"
|
|
case fcntl.SEEK_END:
|
|
return "SEEK_END"
|
|
case fcntl.SEEK_SET:
|
|
return "SEEK_SET"
|
|
default:
|
|
return fmt.Sprintf("whence(%d)", whence)
|
|
}
|
|
}
|
|
|
|
var fsyncStatbuf stat.Stat
|
|
|
|
// int fsync(int fd);
|
|
func Xfsync(t *TLS, fd int32) int32 {
|
|
if noFsync {
|
|
// Simulate -DSQLITE_NO_SYNC for sqlite3 testfixture, see function full_sync in sqlite3.c
|
|
return Xfstat(t, fd, uintptr(unsafe.Pointer(&fsyncStatbuf)))
|
|
}
|
|
|
|
if _, _, err := unix.Syscall(unix.SYS_FSYNC, uintptr(fd), 0, 0); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
// if dmesgs {
|
|
// dmesg("%v: %d: ok", origin(1), fd)
|
|
// }
|
|
return 0
|
|
}
|
|
|
|
// long sysconf(int name);
|
|
func Xsysconf(t *TLS, name int32) long {
|
|
switch name {
|
|
case unistd.X_SC_PAGESIZE:
|
|
return long(unix.Getpagesize())
|
|
case unistd.X_SC_GETPW_R_SIZE_MAX:
|
|
return -1
|
|
case unistd.X_SC_GETGR_R_SIZE_MAX:
|
|
return -1
|
|
}
|
|
|
|
panic(todo("", name))
|
|
}
|
|
|
|
// int close(int fd);
|
|
func Xclose(t *TLS, fd int32) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_CLOSE, uintptr(fd), 0, 0); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
// if dmesgs {
|
|
// dmesg("%v: %d: ok", origin(1), fd)
|
|
// }
|
|
return 0
|
|
}
|
|
|
|
// char *getcwd(char *buf, size_t size);
|
|
func Xgetcwd(t *TLS, buf uintptr, size types.Size_t) uintptr {
|
|
n, _, err := unix.Syscall(unix.SYS_GETCWD, buf, uintptr(size), 0)
|
|
if err != 0 {
|
|
t.setErrno(err)
|
|
return 0
|
|
}
|
|
|
|
// if dmesgs {
|
|
// dmesg("%v: %q: ok", origin(1), GoString(buf))
|
|
// }
|
|
return n
|
|
}
|
|
|
|
// int fstat(int fd, struct stat *statbuf);
|
|
func Xfstat(t *TLS, fd int32, statbuf uintptr) int32 {
|
|
return Xfstat64(t, fd, statbuf)
|
|
}
|
|
|
|
// int ftruncate(int fd, off_t length);
|
|
func Xftruncate(t *TLS, fd int32, length types.Off_t) int32 {
|
|
return Xftruncate64(t, fd, length)
|
|
}
|
|
|
|
// int fcntl(int fd, int cmd, ... /* arg */ );
|
|
func Xfcntl(t *TLS, fd, cmd int32, args uintptr) int32 {
|
|
return Xfcntl64(t, fd, cmd, args)
|
|
}
|
|
|
|
// ssize_t read(int fd, void *buf, size_t count);
|
|
func Xread(t *TLS, fd int32, buf uintptr, count types.Size_t) types.Ssize_t {
|
|
n, _, err := unix.Syscall(unix.SYS_READ, uintptr(fd), buf, uintptr(count))
|
|
if err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
// if dmesgs {
|
|
// // dmesg("%v: %d %#x: %#x\n%s", origin(1), fd, count, n, hex.Dump(GoBytes(buf, int(n))))
|
|
// dmesg("%v: %d %#x: %#x", origin(1), fd, count, n)
|
|
// }
|
|
return types.Ssize_t(n)
|
|
}
|
|
|
|
// ssize_t write(int fd, const void *buf, size_t count);
|
|
func Xwrite(t *TLS, fd int32, buf uintptr, count types.Size_t) types.Ssize_t {
|
|
const retry = 5
|
|
var err syscall.Errno
|
|
for i := 0; i < retry; i++ {
|
|
var n uintptr
|
|
switch n, _, err = unix.Syscall(unix.SYS_WRITE, uintptr(fd), buf, uintptr(count)); err {
|
|
case 0:
|
|
// if dmesgs {
|
|
// // dmesg("%v: %d %#x: %#x\n%s", origin(1), fd, count, n, hex.Dump(GoBytes(buf, int(n))))
|
|
// dmesg("%v: %d %#x: %#x", origin(1), fd, count, n)
|
|
// }
|
|
return types.Ssize_t(n)
|
|
case errno.EAGAIN:
|
|
// nop
|
|
}
|
|
}
|
|
|
|
// if dmesgs {
|
|
// dmesg("%v: fd %v, count %#x: %v", origin(1), fd, count, err)
|
|
// }
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
// int fchmod(int fd, mode_t mode);
|
|
func Xfchmod(t *TLS, fd int32, mode types.Mode_t) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_FCHMOD, uintptr(fd), uintptr(mode), 0); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
// if dmesgs {
|
|
// dmesg("%v: %d %#o: ok", origin(1), fd, mode)
|
|
// }
|
|
return 0
|
|
}
|
|
|
|
// int fchown(int fd, uid_t owner, gid_t group);
|
|
func Xfchown(t *TLS, fd int32, owner types.Uid_t, group types.Gid_t) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_FCHOWN, uintptr(fd), uintptr(owner), uintptr(group)); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// uid_t geteuid(void);
|
|
func Xgeteuid(t *TLS) types.Uid_t {
|
|
n, _, _ := unix.Syscall(unix.SYS_GETEUID, 0, 0, 0)
|
|
return types.Uid_t(n)
|
|
}
|
|
|
|
// int munmap(void *addr, size_t length);
|
|
func Xmunmap(t *TLS, addr uintptr, length types.Size_t) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_MUNMAP, addr, uintptr(length), 0); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// int gettimeofday(struct timeval *tv, struct timezone *tz);
|
|
func Xgettimeofday(t *TLS, tv, tz uintptr) int32 {
|
|
if tz != 0 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
var tvs unix.Timeval
|
|
err := unix.Gettimeofday(&tvs)
|
|
if err != nil {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
*(*unix.Timeval)(unsafe.Pointer(tv)) = tvs
|
|
return 0
|
|
}
|
|
|
|
// int getsockopt(int sockfd, int level, int optname, void *optval, socklen_t *optlen);
|
|
func Xgetsockopt(t *TLS, sockfd, level, optname int32, optval, optlen uintptr) int32 {
|
|
if _, _, err := unix.Syscall6(unix.SYS_GETSOCKOPT, uintptr(sockfd), uintptr(level), uintptr(optname), optval, optlen, 0); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// int setsockopt(int sockfd, int level, int optname, const void *optval, socklen_t optlen);
|
|
func Xsetsockopt(t *TLS, sockfd, level, optname int32, optval uintptr, optlen socket.Socklen_t) int32 {
|
|
if _, _, err := unix.Syscall6(unix.SYS_SETSOCKOPT, uintptr(sockfd), uintptr(level), uintptr(optname), optval, uintptr(optlen), 0); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// int ioctl(int fd, unsigned long request, ...);
|
|
func Xioctl(t *TLS, fd int32, request ulong, va uintptr) int32 {
|
|
var argp uintptr
|
|
if va != 0 {
|
|
argp = VaUintptr(&va)
|
|
}
|
|
n, _, err := unix.Syscall(unix.SYS_IOCTL, uintptr(fd), uintptr(request), argp)
|
|
if err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return int32(n)
|
|
}
|
|
|
|
// int getsockname(int sockfd, struct sockaddr *addr, socklen_t *addrlen);
|
|
func Xgetsockname(t *TLS, sockfd int32, addr, addrlen uintptr) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_GETSOCKNAME, uintptr(sockfd), addr, addrlen); err != 0 {
|
|
// if dmesgs {
|
|
// dmesg("%v: fd %v: %v", origin(1), sockfd, err)
|
|
// }
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// int select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *exceptfds, struct timeval *timeout);
|
|
func Xselect(t *TLS, nfds int32, readfds, writefds, exceptfds, timeout uintptr) int32 {
|
|
n, err := unix.Select(
|
|
int(nfds),
|
|
(*unix.FdSet)(unsafe.Pointer(readfds)),
|
|
(*unix.FdSet)(unsafe.Pointer(writefds)),
|
|
(*unix.FdSet)(unsafe.Pointer(exceptfds)),
|
|
(*unix.Timeval)(unsafe.Pointer(timeout)),
|
|
)
|
|
if err != nil {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return int32(n)
|
|
}
|
|
|
|
// int mkfifo(const char *pathname, mode_t mode);
|
|
func Xmkfifo(t *TLS, pathname uintptr, mode types.Mode_t) int32 {
|
|
if err := unix.Mkfifo(GoString(pathname), mode); err != nil {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// mode_t umask(mode_t mask);
|
|
func Xumask(t *TLS, mask types.Mode_t) types.Mode_t {
|
|
n, _, _ := unix.Syscall(unix.SYS_UMASK, uintptr(mask), 0, 0)
|
|
return types.Mode_t(n)
|
|
}
|
|
|
|
// int execvp(const char *file, char *const argv[]);
|
|
func Xexecvp(t *TLS, file, argv uintptr) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_EXECVE, file, argv, Environ()); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// pid_t waitpid(pid_t pid, int *wstatus, int options);
|
|
func Xwaitpid(t *TLS, pid types.Pid_t, wstatus uintptr, optname int32) types.Pid_t {
|
|
n, _, err := unix.Syscall6(unix.SYS_WAIT4, uintptr(pid), wstatus, uintptr(optname), 0, 0, 0)
|
|
if err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return types.Pid_t(n)
|
|
}
|
|
|
|
// int uname(struct utsname *buf);
|
|
func Xuname(t *TLS, buf uintptr) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_UNAME, buf, 0, 0); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// ssize_t recv(int sockfd, void *buf, size_t len, int flags);
|
|
func Xrecv(t *TLS, sockfd int32, buf uintptr, len types.Size_t, flags int32) types.Ssize_t {
|
|
n, _, err := unix.Syscall6(unix.SYS_RECVFROM, uintptr(sockfd), buf, uintptr(len), uintptr(flags), 0, 0)
|
|
if err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return types.Ssize_t(n)
|
|
}
|
|
|
|
// ssize_t send(int sockfd, const void *buf, size_t len, int flags);
|
|
func Xsend(t *TLS, sockfd int32, buf uintptr, len types.Size_t, flags int32) types.Ssize_t {
|
|
n, _, err := unix.Syscall6(unix.SYS_SENDTO, uintptr(sockfd), buf, uintptr(len), uintptr(flags), 0, 0)
|
|
if err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return types.Ssize_t(n)
|
|
}
|
|
|
|
// int shutdown(int sockfd, int how);
|
|
func Xshutdown(t *TLS, sockfd, how int32) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_SHUTDOWN, uintptr(sockfd), uintptr(how), 0); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// int getpeername(int sockfd, struct sockaddr *addr, socklen_t *addrlen);
|
|
func Xgetpeername(t *TLS, sockfd int32, addr uintptr, addrlen uintptr) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_GETPEERNAME, uintptr(sockfd), addr, uintptr(addrlen)); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// int socket(int domain, int type, int protocol);
|
|
func Xsocket(t *TLS, domain, type1, protocol int32) int32 {
|
|
n, _, err := unix.Syscall(unix.SYS_SOCKET, uintptr(domain), uintptr(type1), uintptr(protocol))
|
|
if err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return int32(n)
|
|
}
|
|
|
|
// int bind(int sockfd, const struct sockaddr *addr, socklen_t addrlen);
|
|
func Xbind(t *TLS, sockfd int32, addr uintptr, addrlen uint32) int32 {
|
|
n, _, err := unix.Syscall(unix.SYS_BIND, uintptr(sockfd), addr, uintptr(addrlen))
|
|
if err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return int32(n)
|
|
}
|
|
|
|
// int connect(int sockfd, const struct sockaddr *addr, socklen_t addrlen);
|
|
func Xconnect(t *TLS, sockfd int32, addr uintptr, addrlen uint32) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_CONNECT, uintptr(sockfd), addr, uintptr(addrlen)); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// int listen(int sockfd, int backlog);
|
|
func Xlisten(t *TLS, sockfd, backlog int32) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_LISTEN, uintptr(sockfd), uintptr(backlog), 0); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// int accept(int sockfd, struct sockaddr *addr, socklen_t *addrlen);
|
|
func Xaccept(t *TLS, sockfd int32, addr uintptr, addrlen uintptr) int32 {
|
|
n, _, err := unix.Syscall6(unix.SYS_ACCEPT4, uintptr(sockfd), addr, uintptr(addrlen), 0, 0, 0)
|
|
if err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return int32(n)
|
|
}
|
|
|
|
// int getrlimit(int resource, struct rlimit *rlim);
|
|
func Xgetrlimit(t *TLS, resource int32, rlim uintptr) int32 {
|
|
return Xgetrlimit64(t, resource, rlim)
|
|
}
|
|
|
|
// int setrlimit(int resource, const struct rlimit *rlim);
|
|
func Xsetrlimit(t *TLS, resource int32, rlim uintptr) int32 {
|
|
return Xsetrlimit64(t, resource, rlim)
|
|
}
|
|
|
|
// int setrlimit(int resource, const struct rlimit *rlim);
|
|
func Xsetrlimit64(t *TLS, resource int32, rlim uintptr) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_SETRLIMIT, uintptr(resource), uintptr(rlim), 0); err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// uid_t getuid(void);
|
|
func Xgetuid(t *TLS) types.Uid_t {
|
|
return types.Uid_t(os.Getuid())
|
|
}
|
|
|
|
// pid_t getpid(void);
|
|
func Xgetpid(t *TLS) int32 {
|
|
return int32(os.Getpid())
|
|
}
|
|
|
|
// int system(const char *command);
|
|
func Xsystem(t *TLS, command uintptr) int32 {
|
|
s := GoString(command)
|
|
if command == 0 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
cmd := exec.Command("sh", "-c", s)
|
|
cmd.Stdout = os.Stdout
|
|
cmd.Stderr = os.Stderr
|
|
err := cmd.Run()
|
|
if err != nil {
|
|
ps := err.(*exec.ExitError)
|
|
return int32(ps.ExitCode())
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
var staticGetpwuid pwd.Passwd
|
|
|
|
func init() {
|
|
atExit = append(atExit, func() { closePasswd(&staticGetpwuid) })
|
|
}
|
|
|
|
func closePasswd(p *pwd.Passwd) {
|
|
Xfree(nil, p.Fpw_name)
|
|
Xfree(nil, p.Fpw_passwd)
|
|
Xfree(nil, p.Fpw_gecos)
|
|
Xfree(nil, p.Fpw_dir)
|
|
Xfree(nil, p.Fpw_shell)
|
|
*p = pwd.Passwd{}
|
|
}
|
|
|
|
// struct passwd *getpwuid(uid_t uid);
|
|
func Xgetpwuid(t *TLS, uid uint32) uintptr {
|
|
f, err := os.Open("/etc/passwd")
|
|
if err != nil {
|
|
panic(todo("", err))
|
|
}
|
|
|
|
defer f.Close()
|
|
|
|
sid := strconv.Itoa(int(uid))
|
|
sc := bufio.NewScanner(f)
|
|
for sc.Scan() {
|
|
// eg. "root:x:0:0:root:/root:/bin/bash"
|
|
a := strings.Split(sc.Text(), ":")
|
|
if len(a) < 7 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
if a[2] == sid {
|
|
uid, err := strconv.Atoi(a[2])
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
gid, err := strconv.Atoi(a[3])
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
closePasswd(&staticGetpwuid)
|
|
gecos := a[4]
|
|
if strings.Contains(gecos, ",") {
|
|
a := strings.Split(gecos, ",")
|
|
gecos = a[0]
|
|
}
|
|
initPasswd(t, &staticGetpwuid, a[0], a[1], uint32(uid), uint32(gid), gecos, a[5], a[6])
|
|
return uintptr(unsafe.Pointer(&staticGetpwuid))
|
|
}
|
|
}
|
|
|
|
if sc.Err() != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
func initPasswd(t *TLS, p *pwd.Passwd, name, pwd string, uid, gid uint32, gecos, dir, shell string) {
|
|
p.Fpw_name = cString(t, name)
|
|
p.Fpw_passwd = cString(t, pwd)
|
|
p.Fpw_uid = uid
|
|
p.Fpw_gid = gid
|
|
p.Fpw_gecos = cString(t, gecos)
|
|
p.Fpw_dir = cString(t, dir)
|
|
p.Fpw_shell = cString(t, shell)
|
|
}
|
|
|
|
func initPasswd2(t *TLS, buf uintptr, buflen types.Size_t, p *pwd.Passwd, name, pwd string, uid, gid uint32, gecos, dir, shell string) bool {
|
|
p.Fpw_name, buf, buflen = bufString(buf, buflen, name)
|
|
if buf == 0 {
|
|
return false
|
|
}
|
|
|
|
p.Fpw_passwd, buf, buflen = bufString(buf, buflen, pwd)
|
|
if buf == 0 {
|
|
return false
|
|
}
|
|
|
|
p.Fpw_uid = uid
|
|
p.Fpw_gid = gid
|
|
if buf == 0 {
|
|
return false
|
|
}
|
|
|
|
p.Fpw_gecos, buf, buflen = bufString(buf, buflen, gecos)
|
|
if buf == 0 {
|
|
return false
|
|
}
|
|
|
|
p.Fpw_dir, buf, buflen = bufString(buf, buflen, dir)
|
|
if buf == 0 {
|
|
return false
|
|
}
|
|
|
|
p.Fpw_shell, buf, buflen = bufString(buf, buflen, shell)
|
|
if buf == 0 {
|
|
return false
|
|
}
|
|
|
|
return true
|
|
}
|
|
|
|
func bufString(buf uintptr, buflen types.Size_t, s string) (uintptr, uintptr, types.Size_t) {
|
|
buf0 := buf
|
|
rq := len(s) + 1
|
|
if rq > int(buflen) {
|
|
return 0, 0, 0
|
|
}
|
|
|
|
copy((*RawMem)(unsafe.Pointer(buf))[:len(s):len(s)], s)
|
|
buf += uintptr(len(s))
|
|
*(*byte)(unsafe.Pointer(buf)) = 0
|
|
return buf0, buf + 1, buflen - types.Size_t(rq)
|
|
}
|
|
|
|
// int getpwuid_r(uid_t uid, struct passwd *pwd, char *buf, size_t buflen, struct passwd **result);
|
|
func Xgetpwuid_r(t *TLS, uid types.Uid_t, cpwd, buf uintptr, buflen types.Size_t, result uintptr) int32 {
|
|
f, err := os.Open("/etc/passwd")
|
|
if err != nil {
|
|
panic(todo("", err))
|
|
}
|
|
|
|
defer f.Close()
|
|
|
|
sid := strconv.Itoa(int(uid))
|
|
sc := bufio.NewScanner(f)
|
|
for sc.Scan() {
|
|
// eg. "root:x:0:0:root:/root:/bin/bash"
|
|
a := strings.Split(sc.Text(), ":")
|
|
if len(a) < 7 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
if a[2] == sid {
|
|
uid, err := strconv.Atoi(a[2])
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
gid, err := strconv.Atoi(a[3])
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
gecos := a[4]
|
|
if strings.Contains(gecos, ",") {
|
|
a := strings.Split(gecos, ",")
|
|
gecos = a[0]
|
|
}
|
|
var v pwd.Passwd
|
|
if initPasswd2(t, buf, buflen, &v, a[0], a[1], uint32(uid), uint32(gid), gecos, a[5], a[6]) {
|
|
*(*pwd.Passwd)(unsafe.Pointer(cpwd)) = v
|
|
*(*uintptr)(unsafe.Pointer(result)) = cpwd
|
|
return 0
|
|
}
|
|
|
|
*(*uintptr)(unsafe.Pointer(result)) = 0
|
|
return errno.ERANGE
|
|
}
|
|
}
|
|
|
|
if sc.Err() != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
*(*uintptr)(unsafe.Pointer(result)) = 0
|
|
return 0
|
|
}
|
|
|
|
// struct passwd *getpwnam(const char *name);
|
|
func Xgetpwnam(t *TLS, name uintptr) uintptr {
|
|
f, err := os.Open("/etc/passwd")
|
|
if err != nil {
|
|
panic(todo("", err))
|
|
}
|
|
|
|
defer f.Close()
|
|
|
|
sname := GoString(name)
|
|
sc := bufio.NewScanner(f)
|
|
for sc.Scan() {
|
|
// eg. "root:x:0:0:root:/root:/bin/bash"
|
|
a := strings.Split(sc.Text(), ":")
|
|
if len(a) < 7 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
if a[0] == sname {
|
|
uid, err := strconv.Atoi(a[2])
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
gid, err := strconv.Atoi(a[3])
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
closePasswd(&staticGetpwnam)
|
|
gecos := a[4]
|
|
if strings.Contains(gecos, ",") {
|
|
a := strings.Split(gecos, ",")
|
|
gecos = a[0]
|
|
}
|
|
initPasswd(t, &staticGetpwnam, a[0], a[1], uint32(uid), uint32(gid), gecos, a[5], a[6])
|
|
return uintptr(unsafe.Pointer(&staticGetpwnam))
|
|
}
|
|
}
|
|
|
|
if sc.Err() != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// int getpwnam_r(char *name, struct passwd *pwd, char *buf, size_t buflen, struct passwd **result);
|
|
func Xgetpwnam_r(t *TLS, name, cpwd, buf uintptr, buflen types.Size_t, result uintptr) int32 {
|
|
f, err := os.Open("/etc/passwd")
|
|
if err != nil {
|
|
panic(todo("", err))
|
|
}
|
|
|
|
defer f.Close()
|
|
|
|
sname := GoString(name)
|
|
sc := bufio.NewScanner(f)
|
|
for sc.Scan() {
|
|
// eg. "root:x:0:0:root:/root:/bin/bash"
|
|
a := strings.Split(sc.Text(), ":")
|
|
if len(a) < 7 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
if a[0] == sname {
|
|
uid, err := strconv.Atoi(a[2])
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
gid, err := strconv.Atoi(a[3])
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
gecos := a[4]
|
|
if strings.Contains(gecos, ",") {
|
|
a := strings.Split(gecos, ",")
|
|
gecos = a[0]
|
|
}
|
|
var v pwd.Passwd
|
|
if initPasswd2(t, buf, buflen, &v, a[0], a[1], uint32(uid), uint32(gid), gecos, a[5], a[6]) {
|
|
*(*pwd.Passwd)(unsafe.Pointer(cpwd)) = v
|
|
*(*uintptr)(unsafe.Pointer(result)) = cpwd
|
|
return 0
|
|
}
|
|
|
|
*(*uintptr)(unsafe.Pointer(result)) = 0
|
|
return errno.ERANGE
|
|
}
|
|
}
|
|
|
|
if sc.Err() != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
*(*uintptr)(unsafe.Pointer(result)) = 0
|
|
return 0
|
|
}
|
|
|
|
// int setvbuf(FILE *stream, char *buf, int mode, size_t size);
|
|
func Xsetvbuf(t *TLS, stream, buf uintptr, mode int32, size types.Size_t) int32 {
|
|
return 0 //TODO
|
|
}
|
|
|
|
// int raise(int sig);
|
|
func Xraise(t *TLS, sig int32) int32 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// int backtrace(void **buffer, int size);
|
|
func Xbacktrace(t *TLS, buf uintptr, size int32) int32 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// void backtrace_symbols_fd(void *const *buffer, int size, int fd);
|
|
func Xbacktrace_symbols_fd(t *TLS, buffer uintptr, size, fd int32) {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// int fileno(FILE *stream);
|
|
func Xfileno(t *TLS, stream uintptr) int32 {
|
|
if stream == 0 {
|
|
t.setErrno(errno.EBADF)
|
|
return -1
|
|
}
|
|
|
|
if fd := (*stdio.FILE)(unsafe.Pointer(stream)).F_fileno; fd >= 0 {
|
|
return fd
|
|
}
|
|
|
|
t.setErrno(errno.EBADF)
|
|
return -1
|
|
}
|
|
|
|
var staticGetpwnam pwd.Passwd
|
|
|
|
func init() {
|
|
atExit = append(atExit, func() { closePasswd(&staticGetpwnam) })
|
|
}
|
|
|
|
var staticGetgrnam grp.Group
|
|
|
|
func init() {
|
|
atExit = append(atExit, func() { closeGroup(&staticGetgrnam) })
|
|
}
|
|
|
|
// struct group *getgrnam(const char *name);
|
|
func Xgetgrnam(t *TLS, name uintptr) uintptr {
|
|
f, err := os.Open("/etc/group")
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
defer f.Close()
|
|
|
|
sname := GoString(name)
|
|
sc := bufio.NewScanner(f)
|
|
for sc.Scan() {
|
|
// eg. "root:x:0:"
|
|
a := strings.Split(sc.Text(), ":")
|
|
if len(a) < 4 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
if a[0] == sname {
|
|
closeGroup(&staticGetgrnam)
|
|
gid, err := strconv.Atoi(a[2])
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
var names []string
|
|
if a[3] != "" {
|
|
names = strings.Split(a[3], ",")
|
|
}
|
|
initGroup(t, &staticGetgrnam, a[0], a[1], uint32(gid), names)
|
|
return uintptr(unsafe.Pointer(&staticGetgrnam))
|
|
}
|
|
}
|
|
|
|
if sc.Err() != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// int getgrnam_r(const char *name, struct group *grp, char *buf, size_t buflen, struct group **result);
|
|
func Xgetgrnam_r(t *TLS, name, pGrp, buf uintptr, buflen types.Size_t, result uintptr) int32 {
|
|
f, err := os.Open("/etc/group")
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
defer f.Close()
|
|
|
|
sname := GoString(name)
|
|
sc := bufio.NewScanner(f)
|
|
for sc.Scan() {
|
|
// eg. "root:x:0:"
|
|
a := strings.Split(sc.Text(), ":")
|
|
if len(a) < 4 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
if a[0] == sname {
|
|
gid, err := strconv.Atoi(a[2])
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
var names []string
|
|
if a[3] != "" {
|
|
names = strings.Split(a[3], ",")
|
|
}
|
|
var x grp.Group
|
|
if initGroup2(buf, buflen, &x, a[0], a[1], uint32(gid), names) {
|
|
*(*grp.Group)(unsafe.Pointer(pGrp)) = x
|
|
*(*uintptr)(unsafe.Pointer(result)) = pGrp
|
|
return 0
|
|
}
|
|
|
|
*(*uintptr)(unsafe.Pointer(result)) = 0
|
|
return 0
|
|
}
|
|
}
|
|
|
|
if sc.Err() != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
*(*uintptr)(unsafe.Pointer(result)) = 0
|
|
return 0
|
|
}
|
|
|
|
func closeGroup(p *grp.Group) {
|
|
Xfree(nil, p.Fgr_name)
|
|
Xfree(nil, p.Fgr_passwd)
|
|
if p := p.Fgr_mem; p != 0 {
|
|
for {
|
|
q := *(*uintptr)(unsafe.Pointer(p))
|
|
if q == 0 {
|
|
break
|
|
}
|
|
|
|
Xfree(nil, q)
|
|
p += unsafe.Sizeof(uintptr(0))
|
|
}
|
|
}
|
|
*p = grp.Group{}
|
|
}
|
|
|
|
func initGroup(t *TLS, p *grp.Group, name, pwd string, gid uint32, names []string) {
|
|
p.Fgr_name = cString(t, name)
|
|
p.Fgr_passwd = cString(t, pwd)
|
|
p.Fgr_gid = gid
|
|
a := Xcalloc(t, 1, types.Size_t(unsafe.Sizeof(uintptr(0)))*types.Size_t((len(names)+1)))
|
|
if a == 0 {
|
|
panic("OOM")
|
|
}
|
|
|
|
for p := a; len(names) != 0; p += unsafe.Sizeof(uintptr(0)) {
|
|
*(*uintptr)(unsafe.Pointer(p)) = cString(t, names[0])
|
|
names = names[1:]
|
|
}
|
|
p.Fgr_mem = a
|
|
}
|
|
|
|
func initGroup2(buf uintptr, buflen types.Size_t, p *grp.Group, name, pwd string, gid uint32, names []string) bool {
|
|
p.Fgr_name, buf, buflen = bufString(buf, buflen, name)
|
|
if buf == 0 {
|
|
return false
|
|
}
|
|
|
|
p.Fgr_passwd, buf, buflen = bufString(buf, buflen, pwd)
|
|
if buf == 0 {
|
|
return false
|
|
}
|
|
|
|
p.Fgr_gid = gid
|
|
rq := unsafe.Sizeof(uintptr(0)) * uintptr(len(names)+1)
|
|
if rq > uintptr(buflen) {
|
|
return false
|
|
}
|
|
|
|
a := buf
|
|
buf += rq
|
|
for ; len(names) != 0; buf += unsafe.Sizeof(uintptr(0)) {
|
|
if len(names[0])+1 > int(buflen) {
|
|
return false
|
|
}
|
|
|
|
*(*uintptr)(unsafe.Pointer(buf)), buf, buflen = bufString(buf, buflen, names[0])
|
|
names = names[1:]
|
|
}
|
|
*(*uintptr)(unsafe.Pointer(buf)) = 0
|
|
p.Fgr_mem = a
|
|
return true
|
|
}
|
|
|
|
func init() {
|
|
atExit = append(atExit, func() { closeGroup(&staticGetgrgid) })
|
|
}
|
|
|
|
var staticGetgrgid grp.Group
|
|
|
|
// struct group *getgrgid(gid_t gid);
|
|
func Xgetgrgid(t *TLS, gid uint32) uintptr {
|
|
f, err := os.Open("/etc/group")
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
defer f.Close()
|
|
|
|
sid := strconv.Itoa(int(gid))
|
|
sc := bufio.NewScanner(f)
|
|
for sc.Scan() {
|
|
// eg. "root:x:0:"
|
|
a := strings.Split(sc.Text(), ":")
|
|
if len(a) < 4 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
if a[2] == sid {
|
|
closeGroup(&staticGetgrgid)
|
|
var names []string
|
|
if a[3] != "" {
|
|
names = strings.Split(a[3], ",")
|
|
}
|
|
initGroup(t, &staticGetgrgid, a[0], a[1], gid, names)
|
|
return uintptr(unsafe.Pointer(&staticGetgrgid))
|
|
}
|
|
}
|
|
|
|
if sc.Err() != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
// int getgrgid_r(gid_t gid, struct group *grp, char *buf, size_t buflen, struct group **result);
|
|
func Xgetgrgid_r(t *TLS, gid uint32, pGrp, buf uintptr, buflen types.Size_t, result uintptr) int32 {
|
|
f, err := os.Open("/etc/group")
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
defer f.Close()
|
|
|
|
sid := strconv.Itoa(int(gid))
|
|
sc := bufio.NewScanner(f)
|
|
for sc.Scan() {
|
|
// eg. "root:x:0:"
|
|
a := strings.Split(sc.Text(), ":")
|
|
if len(a) < 4 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
if a[2] == sid {
|
|
var names []string
|
|
if a[3] != "" {
|
|
names = strings.Split(a[3], ",")
|
|
}
|
|
var x grp.Group
|
|
if initGroup2(buf, buflen, &x, a[0], a[1], gid, names) {
|
|
*(*grp.Group)(unsafe.Pointer(pGrp)) = x
|
|
*(*uintptr)(unsafe.Pointer(result)) = pGrp
|
|
return 0
|
|
}
|
|
|
|
*(*uintptr)(unsafe.Pointer(result)) = 0
|
|
return 0
|
|
}
|
|
}
|
|
|
|
if sc.Err() != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
*(*uintptr)(unsafe.Pointer(result)) = 0
|
|
return 0
|
|
}
|
|
|
|
// int mkstemps(char *template, int suffixlen);
|
|
func Xmkstemps(t *TLS, template uintptr, suffixlen int32) int32 {
|
|
return Xmkstemps64(t, template, suffixlen)
|
|
}
|
|
|
|
// int mkstemps(char *template, int suffixlen);
|
|
func Xmkstemps64(t *TLS, template uintptr, suffixlen int32) int32 {
|
|
len := uintptr(Xstrlen(t, template))
|
|
x := template + uintptr(len-6) - uintptr(suffixlen)
|
|
for i := uintptr(0); i < 6; i++ {
|
|
if *(*byte)(unsafe.Pointer(x + i)) != 'X' {
|
|
t.setErrno(errno.EINVAL)
|
|
return -1
|
|
}
|
|
}
|
|
|
|
fd, err := tempFile(template, x)
|
|
if err != 0 {
|
|
t.setErrno(err)
|
|
return -1
|
|
}
|
|
|
|
return int32(fd)
|
|
}
|
|
|
|
// int mkstemp(char *template);
|
|
func Xmkstemp(t *TLS, template uintptr) int32 {
|
|
return Xmkstemp64(t, template)
|
|
}
|
|
|
|
// int mkstemp(char *template);
|
|
func Xmkstemp64(t *TLS, template uintptr) int32 {
|
|
return Xmkstemps64(t, template, 0)
|
|
}
|
|
|
|
func newFtsent(t *TLS, info int, path string, stat *unix.Stat_t, err syscall.Errno) (r *fts.FTSENT) {
|
|
var statp uintptr
|
|
if stat != nil {
|
|
statp = Xmalloc(t, types.Size_t(unsafe.Sizeof(unix.Stat_t{})))
|
|
if statp == 0 {
|
|
panic("OOM")
|
|
}
|
|
|
|
*(*unix.Stat_t)(unsafe.Pointer(statp)) = *stat
|
|
}
|
|
csp, errx := CString(path)
|
|
if errx != nil {
|
|
panic("OOM")
|
|
}
|
|
|
|
return &fts.FTSENT{
|
|
Ffts_info: uint16(info),
|
|
Ffts_path: csp,
|
|
Ffts_pathlen: uint16(len(path)),
|
|
Ffts_statp: statp,
|
|
Ffts_errno: int32(err),
|
|
}
|
|
}
|
|
|
|
func newCFtsent(t *TLS, info int, path string, stat *unix.Stat_t, err syscall.Errno) uintptr {
|
|
p := Xcalloc(t, 1, types.Size_t(unsafe.Sizeof(fts.FTSENT{})))
|
|
if p == 0 {
|
|
panic("OOM")
|
|
}
|
|
|
|
*(*fts.FTSENT)(unsafe.Pointer(p)) = *newFtsent(t, info, path, stat, err)
|
|
return p
|
|
}
|
|
|
|
func ftsentClose(t *TLS, p uintptr) {
|
|
Xfree(t, (*fts.FTSENT)(unsafe.Pointer(p)).Ffts_path)
|
|
Xfree(t, (*fts.FTSENT)(unsafe.Pointer(p)).Ffts_statp)
|
|
}
|
|
|
|
type ftstream struct {
|
|
s []uintptr
|
|
x int
|
|
}
|
|
|
|
func (f *ftstream) close(t *TLS) {
|
|
for _, p := range f.s {
|
|
ftsentClose(t, p)
|
|
Xfree(t, p)
|
|
}
|
|
*f = ftstream{}
|
|
}
|
|
|
|
// FTS *fts_open(char * const *path_argv, int options, int (*compar)(const FTSENT **, const FTSENT **));
|
|
func Xfts_open(t *TLS, path_argv uintptr, options int32, compar uintptr) uintptr {
|
|
return Xfts64_open(t, path_argv, options, compar)
|
|
}
|
|
|
|
// FTS *fts_open(char * const *path_argv, int options, int (*compar)(const FTSENT **, const FTSENT **));
|
|
func Xfts64_open(t *TLS, path_argv uintptr, options int32, compar uintptr) uintptr {
|
|
f := &ftstream{}
|
|
|
|
var walk func(string)
|
|
walk = func(path string) {
|
|
var fi os.FileInfo
|
|
var err error
|
|
switch {
|
|
case options&fts.FTS_LOGICAL != 0:
|
|
fi, err = os.Stat(path)
|
|
case options&fts.FTS_PHYSICAL != 0:
|
|
fi, err = os.Lstat(path)
|
|
default:
|
|
panic(todo(""))
|
|
}
|
|
|
|
if err != nil {
|
|
return
|
|
}
|
|
|
|
var statp *unix.Stat_t
|
|
if options&fts.FTS_NOSTAT == 0 {
|
|
var stat unix.Stat_t
|
|
switch {
|
|
case options&fts.FTS_LOGICAL != 0:
|
|
if err := unix.Stat(path, &stat); err != nil {
|
|
panic(todo(""))
|
|
}
|
|
case options&fts.FTS_PHYSICAL != 0:
|
|
if err := unix.Lstat(path, &stat); err != nil {
|
|
panic(todo(""))
|
|
}
|
|
default:
|
|
panic(todo(""))
|
|
}
|
|
|
|
statp = &stat
|
|
}
|
|
|
|
out:
|
|
switch {
|
|
case fi.IsDir():
|
|
f.s = append(f.s, newCFtsent(t, fts.FTS_D, path, statp, 0))
|
|
g, err := os.Open(path)
|
|
switch x := err.(type) {
|
|
case nil:
|
|
// ok
|
|
case *os.PathError:
|
|
f.s = append(f.s, newCFtsent(t, fts.FTS_DNR, path, statp, errno.EACCES))
|
|
break out
|
|
default:
|
|
panic(todo("%q: %v %T", path, x, x))
|
|
}
|
|
|
|
names, err := g.Readdirnames(-1)
|
|
g.Close()
|
|
if err != nil {
|
|
panic(todo(""))
|
|
}
|
|
|
|
for _, name := range names {
|
|
walk(path + "/" + name)
|
|
if f == nil {
|
|
break out
|
|
}
|
|
}
|
|
|
|
f.s = append(f.s, newCFtsent(t, fts.FTS_DP, path, statp, 0))
|
|
default:
|
|
info := fts.FTS_F
|
|
if fi.Mode()&os.ModeSymlink != 0 {
|
|
info = fts.FTS_SL
|
|
}
|
|
switch {
|
|
case statp != nil:
|
|
f.s = append(f.s, newCFtsent(t, info, path, statp, 0))
|
|
case options&fts.FTS_NOSTAT != 0:
|
|
f.s = append(f.s, newCFtsent(t, fts.FTS_NSOK, path, nil, 0))
|
|
default:
|
|
panic(todo(""))
|
|
}
|
|
}
|
|
}
|
|
|
|
for {
|
|
p := *(*uintptr)(unsafe.Pointer(path_argv))
|
|
if p == 0 {
|
|
if f == nil {
|
|
return 0
|
|
}
|
|
|
|
if compar != 0 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
return addObject(f)
|
|
}
|
|
|
|
walk(GoString(p))
|
|
path_argv += unsafe.Sizeof(uintptr(0))
|
|
}
|
|
}
|
|
|
|
// FTSENT *fts_read(FTS *ftsp);
|
|
func Xfts_read(t *TLS, ftsp uintptr) uintptr {
|
|
return Xfts64_read(t, ftsp)
|
|
}
|
|
|
|
// FTSENT *fts_read(FTS *ftsp);
|
|
func Xfts64_read(t *TLS, ftsp uintptr) uintptr {
|
|
f := getObject(ftsp).(*ftstream)
|
|
if f.x == len(f.s) {
|
|
t.setErrno(0)
|
|
return 0
|
|
}
|
|
|
|
r := f.s[f.x]
|
|
if e := (*fts.FTSENT)(unsafe.Pointer(r)).Ffts_errno; e != 0 {
|
|
t.setErrno(e)
|
|
}
|
|
f.x++
|
|
return r
|
|
}
|
|
|
|
// int fts_close(FTS *ftsp);
|
|
func Xfts_close(t *TLS, ftsp uintptr) int32 {
|
|
return Xfts64_close(t, ftsp)
|
|
}
|
|
|
|
// int fts_close(FTS *ftsp);
|
|
func Xfts64_close(t *TLS, ftsp uintptr) int32 {
|
|
getObject(ftsp).(*ftstream).close(t)
|
|
removeObject(ftsp)
|
|
return 0
|
|
}
|
|
|
|
// void tzset (void);
|
|
func Xtzset(t *TLS) {
|
|
//TODO
|
|
}
|
|
|
|
var strerrorBuf [100]byte
|
|
|
|
// char *strerror(int errnum);
|
|
func Xstrerror(t *TLS, errnum int32) uintptr {
|
|
if dmesgs {
|
|
dmesg("%v: %v\n%s", origin(1), errnum, debug.Stack())
|
|
}
|
|
copy(strerrorBuf[:], fmt.Sprintf("strerror(%d)\x00", errnum))
|
|
return uintptr(unsafe.Pointer(&strerrorBuf[0]))
|
|
}
|
|
|
|
// void *dlopen(const char *filename, int flags);
|
|
func Xdlopen(t *TLS, filename uintptr, flags int32) uintptr {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// char *dlerror(void);
|
|
func Xdlerror(t *TLS) uintptr {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// int dlclose(void *handle);
|
|
func Xdlclose(t *TLS, handle uintptr) int32 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// void *dlsym(void *handle, const char *symbol);
|
|
func Xdlsym(t *TLS, handle, symbol uintptr) uintptr {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// void perror(const char *s);
|
|
func Xperror(t *TLS, s uintptr) {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// int pclose(FILE *stream);
|
|
func Xpclose(t *TLS, stream uintptr) int32 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
var gai_strerrorBuf [100]byte
|
|
|
|
// const char *gai_strerror(int errcode);
|
|
func Xgai_strerror(t *TLS, errcode int32) uintptr {
|
|
copy(gai_strerrorBuf[:], fmt.Sprintf("gai error %d\x00", errcode))
|
|
return uintptr(unsafe.Pointer(&gai_strerrorBuf))
|
|
}
|
|
|
|
// int tcgetattr(int fd, struct termios *termios_p);
|
|
func Xtcgetattr(t *TLS, fd int32, termios_p uintptr) int32 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// int tcsetattr(int fd, int optional_actions, const struct termios *termios_p);
|
|
func Xtcsetattr(t *TLS, fd, optional_actions int32, termios_p uintptr) int32 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// speed_t cfgetospeed(const struct termios *termios_p);
|
|
func Xcfgetospeed(t *TLS, termios_p uintptr) termios.Speed_t {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// int cfsetospeed(struct termios *termios_p, speed_t speed);
|
|
func Xcfsetospeed(t *TLS, termios_p uintptr, speed uint32) int32 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// int cfsetispeed(struct termios *termios_p, speed_t speed);
|
|
func Xcfsetispeed(t *TLS, termios_p uintptr, speed uint32) int32 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// pid_t fork(void);
|
|
func Xfork(t *TLS) int32 {
|
|
t.setErrno(errno.ENOSYS)
|
|
return -1
|
|
}
|
|
|
|
var emptyStr = [1]byte{}
|
|
|
|
// char *setlocale(int category, const char *locale);
|
|
func Xsetlocale(t *TLS, category int32, locale uintptr) uintptr {
|
|
return uintptr(unsafe.Pointer(&emptyStr)) //TODO
|
|
}
|
|
|
|
// char *nl_langinfo(nl_item item);
|
|
func Xnl_langinfo(t *TLS, item langinfo.Nl_item) uintptr {
|
|
return uintptr(unsafe.Pointer(&emptyStr)) //TODO
|
|
}
|
|
|
|
// FILE *popen(const char *command, const char *type);
|
|
func Xpopen(t *TLS, command, type1 uintptr) uintptr {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// char *realpath(const char *path, char *resolved_path);
|
|
func Xrealpath(t *TLS, path, resolved_path uintptr) uintptr {
|
|
s, err := filepath.EvalSymlinks(GoString(path))
|
|
if err != nil {
|
|
if os.IsNotExist(err) {
|
|
// if dmesgs {
|
|
// dmesg("%v: %q: %v", origin(1), GoString(path), err)
|
|
// }
|
|
t.setErrno(errno.ENOENT)
|
|
return 0
|
|
}
|
|
|
|
panic(todo("", err))
|
|
}
|
|
|
|
if resolved_path == 0 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
if len(s) >= limits.PATH_MAX {
|
|
s = s[:limits.PATH_MAX-1]
|
|
}
|
|
|
|
copy((*RawMem)(unsafe.Pointer(resolved_path))[:len(s):len(s)], s)
|
|
(*RawMem)(unsafe.Pointer(resolved_path))[len(s)] = 0
|
|
return resolved_path
|
|
}
|
|
|
|
// struct tm *gmtime_r(const time_t *timep, struct tm *result);
|
|
func Xgmtime_r(t *TLS, timep, result uintptr) uintptr {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// char *inet_ntoa(struct in_addr in);
|
|
func Xinet_ntoa(t *TLS, in1 in.In_addr) uintptr {
|
|
panic(todo(""))
|
|
}
|
|
|
|
func X__ccgo_in6addr_anyp(t *TLS) uintptr {
|
|
return uintptr(unsafe.Pointer(&in6_addr_any))
|
|
}
|
|
|
|
func Xabort(t *TLS) {
|
|
// if dmesgs {
|
|
// dmesg("%v:\n%s", origin(1), debug.Stack())
|
|
// }
|
|
p := Xmalloc(t, types.Size_t(unsafe.Sizeof(signal.Sigaction{})))
|
|
if p == 0 {
|
|
panic("OOM")
|
|
}
|
|
|
|
*(*signal.Sigaction)(unsafe.Pointer(p)) = signal.Sigaction{
|
|
F__sigaction_handler: struct{ Fsa_handler signal.X__sighandler_t }{Fsa_handler: signal.SIG_DFL},
|
|
}
|
|
Xsigaction(t, signal.SIGABRT, p, 0)
|
|
Xfree(t, p)
|
|
unix.Kill(unix.Getpid(), syscall.Signal(signal.SIGABRT))
|
|
panic(todo("unrechable"))
|
|
}
|
|
|
|
// int fflush(FILE *stream);
|
|
func Xfflush(t *TLS, stream uintptr) int32 {
|
|
return 0 //TODO
|
|
}
|
|
|
|
// size_t fread(void *ptr, size_t size, size_t nmemb, FILE *stream);
|
|
func Xfread(t *TLS, ptr uintptr, size, nmemb types.Size_t, stream uintptr) types.Size_t {
|
|
m, _, err := unix.Syscall(unix.SYS_READ, uintptr(file(stream).fd()), ptr, uintptr(size*nmemb))
|
|
if err != 0 {
|
|
file(stream).setErr()
|
|
return 0
|
|
}
|
|
|
|
// if dmesgs {
|
|
// // dmesg("%v: %d %#x x %#x: %#x\n%s", origin(1), file(stream).fd(), size, nmemb, types.Size_t(m)/size, hex.Dump(GoBytes(ptr, int(m))))
|
|
// dmesg("%v: %d %#x x %#x: %#x", origin(1), file(stream).fd(), size, nmemb, types.Size_t(m)/size)
|
|
// }
|
|
return types.Size_t(m) / size
|
|
}
|
|
|
|
// size_t fwrite(const void *ptr, size_t size, size_t nmemb, FILE *stream);
|
|
func Xfwrite(t *TLS, ptr uintptr, size, nmemb types.Size_t, stream uintptr) types.Size_t {
|
|
m, _, err := unix.Syscall(unix.SYS_WRITE, uintptr(file(stream).fd()), ptr, uintptr(size*nmemb))
|
|
if err != 0 {
|
|
file(stream).setErr()
|
|
return 0
|
|
}
|
|
|
|
// if dmesgs {
|
|
// // dmesg("%v: %d %#x x %#x: %#x\n%s", origin(1), file(stream).fd(), size, nmemb, types.Size_t(m)/size, hex.Dump(GoBytes(ptr, int(m))))
|
|
// dmesg("%v: %d %#x x %#x: %#x", origin(1), file(stream).fd(), size, nmemb, types.Size_t(m)/size)
|
|
// }
|
|
return types.Size_t(m) / size
|
|
}
|
|
|
|
// int fclose(FILE *stream);
|
|
func Xfclose(t *TLS, stream uintptr) int32 {
|
|
return file(stream).close(t)
|
|
}
|
|
|
|
// int fputc(int c, FILE *stream);
|
|
func Xfputc(t *TLS, c int32, stream uintptr) int32 {
|
|
if _, err := fwrite(file(stream).fd(), []byte{byte(c)}); err != nil {
|
|
return stdio.EOF
|
|
}
|
|
|
|
return int32(byte(c))
|
|
}
|
|
|
|
// int fseek(FILE *stream, long offset, int whence);
|
|
func Xfseek(t *TLS, stream uintptr, offset long, whence int32) int32 {
|
|
if n := Xlseek(t, int32(file(stream).fd()), types.Off_t(offset), whence); n < 0 {
|
|
// if dmesgs {
|
|
// dmesg("%v: fd %v, off %#x, whence %v: %v", origin(1), file(stream).fd(), offset, whenceStr(whence), n)
|
|
// }
|
|
file(stream).setErr()
|
|
return -1
|
|
}
|
|
|
|
// if dmesgs {
|
|
// dmesg("%v: fd %v, off %#x, whence %v: ok", origin(1), file(stream).fd(), offset, whenceStr(whence))
|
|
// }
|
|
return 0
|
|
}
|
|
|
|
// long ftell(FILE *stream);
|
|
func Xftell(t *TLS, stream uintptr) long {
|
|
n := Xlseek(t, file(stream).fd(), 0, stdio.SEEK_CUR)
|
|
if n < 0 {
|
|
file(stream).setErr()
|
|
return -1
|
|
}
|
|
|
|
// if dmesgs {
|
|
// dmesg("%v: fd %v, n %#x: ok %#x", origin(1), file(stream).fd(), n, long(n))
|
|
// }
|
|
return long(n)
|
|
}
|
|
|
|
// int ferror(FILE *stream);
|
|
func Xferror(t *TLS, stream uintptr) int32 {
|
|
return Bool32(file(stream).err())
|
|
}
|
|
|
|
// int fgetc(FILE *stream);
|
|
func Xfgetc(t *TLS, stream uintptr) int32 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// int getc(FILE *stream);
|
|
func Xgetc(t *TLS, stream uintptr) int32 {
|
|
return Xfgetc(t, stream)
|
|
}
|
|
|
|
// int ungetc(int c, FILE *stream);
|
|
func Xungetc(t *TLS, c int32, stream uintptr) int32 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// int fscanf(FILE *stream, const char *format, ...);
|
|
func Xfscanf(t *TLS, stream, format, va uintptr) int32 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// FILE *fdopen(int fd, const char *mode);
|
|
func Xfdopen(t *TLS, fd int32, mode uintptr) uintptr {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// int fputs(const char *s, FILE *stream);
|
|
func Xfputs(t *TLS, s, stream uintptr) int32 {
|
|
if _, _, err := unix.Syscall(unix.SYS_WRITE, uintptr(file(stream).fd()), s, uintptr(Xstrlen(t, s))); err != 0 {
|
|
return -1
|
|
}
|
|
|
|
return 0
|
|
}
|
|
|
|
var getservbynameStaticResult netdb.Servent
|
|
|
|
// struct servent *getservbyname(const char *name, const char *proto);
|
|
func Xgetservbyname(t *TLS, name, proto uintptr) uintptr {
|
|
var protoent *gonetdb.Protoent
|
|
if proto != 0 {
|
|
protoent = gonetdb.GetProtoByName(GoString(proto))
|
|
}
|
|
servent := gonetdb.GetServByName(GoString(name), protoent)
|
|
if servent == nil {
|
|
// if dmesgs {
|
|
// dmesg("%q %q: nil (protoent %+v)", GoString(name), GoString(proto), protoent)
|
|
// }
|
|
return 0
|
|
}
|
|
|
|
Xfree(t, (*netdb.Servent)(unsafe.Pointer(&getservbynameStaticResult)).Fs_name)
|
|
if v := (*netdb.Servent)(unsafe.Pointer(&getservbynameStaticResult)).Fs_aliases; v != 0 {
|
|
for {
|
|
p := *(*uintptr)(unsafe.Pointer(v))
|
|
if p == 0 {
|
|
break
|
|
}
|
|
|
|
Xfree(t, p)
|
|
v += unsafe.Sizeof(uintptr(0))
|
|
}
|
|
Xfree(t, v)
|
|
}
|
|
Xfree(t, (*netdb.Servent)(unsafe.Pointer(&getservbynameStaticResult)).Fs_proto)
|
|
cname, err := CString(servent.Name)
|
|
if err != nil {
|
|
getservbynameStaticResult = netdb.Servent{}
|
|
return 0
|
|
}
|
|
|
|
var protoname uintptr
|
|
if protoent != nil {
|
|
if protoname, err = CString(protoent.Name); err != nil {
|
|
Xfree(t, cname)
|
|
getservbynameStaticResult = netdb.Servent{}
|
|
return 0
|
|
}
|
|
}
|
|
var a []uintptr
|
|
for _, v := range servent.Aliases {
|
|
cs, err := CString(v)
|
|
if err != nil {
|
|
for _, v := range a {
|
|
Xfree(t, v)
|
|
}
|
|
return 0
|
|
}
|
|
|
|
a = append(a, cs)
|
|
}
|
|
v := Xcalloc(t, types.Size_t(len(a)+1), types.Size_t(unsafe.Sizeof(uintptr(0))))
|
|
if v == 0 {
|
|
Xfree(t, cname)
|
|
Xfree(t, protoname)
|
|
for _, v := range a {
|
|
Xfree(t, v)
|
|
}
|
|
getservbynameStaticResult = netdb.Servent{}
|
|
return 0
|
|
}
|
|
for _, p := range a {
|
|
*(*uintptr)(unsafe.Pointer(v)) = p
|
|
v += unsafe.Sizeof(uintptr(0))
|
|
}
|
|
|
|
getservbynameStaticResult = netdb.Servent{
|
|
Fs_name: cname,
|
|
Fs_aliases: v,
|
|
Fs_port: int32(servent.Port),
|
|
Fs_proto: protoname,
|
|
}
|
|
return uintptr(unsafe.Pointer(&getservbynameStaticResult))
|
|
}
|
|
|
|
func Xreaddir64(t *TLS, dir uintptr) uintptr {
|
|
return Xreaddir(t, dir)
|
|
}
|
|
|
|
func __syscall(r, _ uintptr, errno syscall.Errno) long {
|
|
if errno != 0 {
|
|
return long(-errno)
|
|
}
|
|
|
|
return long(r)
|
|
}
|
|
|
|
func X__syscall1(t *TLS, trap, p1 long) long {
|
|
return __syscall(unix.Syscall(uintptr(trap), uintptr(p1), 0, 0))
|
|
}
|
|
|
|
func X__syscall3(t *TLS, trap, p1, p2, p3 long) long {
|
|
return __syscall(unix.Syscall(uintptr(trap), uintptr(p1), uintptr(p2), uintptr(p3)))
|
|
}
|
|
|
|
func X__syscall4(t *TLS, trap, p1, p2, p3, p4 long) long {
|
|
return __syscall(unix.Syscall6(uintptr(trap), uintptr(p1), uintptr(p2), uintptr(p3), uintptr(p4), 0, 0))
|
|
}
|
|
|
|
func fcntlCmdStr(cmd int32) string {
|
|
switch cmd {
|
|
case fcntl.F_GETOWN:
|
|
return "F_GETOWN"
|
|
case fcntl.F_SETLK:
|
|
return "F_SETLK"
|
|
case fcntl.F_GETLK:
|
|
return "F_GETLK"
|
|
case fcntl.F_SETFD:
|
|
return "F_SETFD"
|
|
case fcntl.F_GETFD:
|
|
return "F_GETFD"
|
|
default:
|
|
return fmt.Sprintf("cmd(%d)", cmd)
|
|
}
|
|
}
|
|
|
|
// int setenv(const char *name, const char *value, int overwrite);
|
|
func Xsetenv(t *TLS, name, value uintptr, overwrite int32) int32 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// int unsetenv(const char *name);
|
|
func Xunsetenv(t *TLS, name uintptr) int32 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
// int pause(void);
|
|
func Xpause(t *TLS) int32 {
|
|
err := unix.Pause()
|
|
if err != nil {
|
|
t.setErrno(err)
|
|
}
|
|
|
|
return -1
|
|
}
|
|
|
|
// ssize_t writev(int fd, const struct iovec *iov, int iovcnt);
|
|
func Xwritev(t *TLS, fd int32, iov uintptr, iovcnt int32) types.Ssize_t {
|
|
// if dmesgs {
|
|
// dmesg("%v: fd %v iov %#x iovcnt %v", origin(1), fd, iov, iovcnt)
|
|
// }
|
|
if iovcnt == 0 {
|
|
panic(todo(""))
|
|
}
|
|
|
|
iovs := make([][]byte, iovcnt)
|
|
for ; iovcnt != 0; iovcnt-- {
|
|
base := (*unix.Iovec)(unsafe.Pointer(iov)).Base
|
|
len := (*unix.Iovec)(unsafe.Pointer(iov)).Len
|
|
// if dmesgs {
|
|
// dmesg("%v: base %#x len %v", origin(1), base, len)
|
|
// }
|
|
if base != nil && len != 0 {
|
|
iovs = append(iovs, (*RawMem)(unsafe.Pointer(base))[:len:len])
|
|
iov += unsafe.Sizeof(unix.Iovec{})
|
|
}
|
|
}
|
|
n, err := unix.Writev(int(fd), iovs)
|
|
if err != nil {
|
|
// if dmesgs {
|
|
// dmesg("%v: %v", origin(1), err)
|
|
// }
|
|
panic(todo(""))
|
|
}
|
|
|
|
return types.Ssize_t(n)
|
|
}
|
|
|
|
// void endpwent(void);
|
|
func Xendpwent(t *TLS) {
|
|
// nop
|
|
}
|
|
|
|
// int __isoc99_sscanf(const char *str, const char *format, ...);
|
|
func X__isoc99_sscanf(t *TLS, str, format, va uintptr) int32 {
|
|
r := Xsscanf(t, str, format, va)
|
|
// if dmesgs {
|
|
// dmesg("%v: %q %q: %d", origin(1), GoString(str), GoString(format), r)
|
|
// }
|
|
return r
|
|
}
|
|
|
|
// int sched_yield(void);
|
|
func Xsched_yield(t *TLS) {
|
|
runtime.Gosched()
|
|
}
|
|
|
|
var ctimeStaticBuf [32]byte
|
|
|
|
// char *ctime(const time_t *timep);
|
|
func Xctime(t *TLS, timep uintptr) uintptr {
|
|
return Xctime_r(t, timep, uintptr(unsafe.Pointer(&ctimeStaticBuf[0])))
|
|
}
|
|
|
|
// char *ctime_r(const time_t *timep, char *buf);
|
|
func Xctime_r(t *TLS, timep, buf uintptr) uintptr {
|
|
ut := *(*unix.Time_t)(unsafe.Pointer(timep))
|
|
tm := time.Unix(int64(ut), 0).Local()
|
|
s := tm.Format(time.ANSIC) + "\n\x00"
|
|
copy((*RawMem)(unsafe.Pointer(buf))[:26:26], s)
|
|
return buf
|
|
}
|