diff options
Diffstat (limited to 'src/pkg/syscall/syscall_freebsd.go')
| -rw-r--r-- | src/pkg/syscall/syscall_freebsd.go | 194 |
1 files changed, 114 insertions, 80 deletions
diff --git a/src/pkg/syscall/syscall_freebsd.go b/src/pkg/syscall/syscall_freebsd.go index 18988c0a8..5be16da96 100644 --- a/src/pkg/syscall/syscall_freebsd.go +++ b/src/pkg/syscall/syscall_freebsd.go @@ -14,8 +14,6 @@ package syscall import "unsafe" -const OS = "freebsd" - type SockaddrDatalink struct { Len uint8 Family uint8 @@ -28,6 +26,31 @@ type SockaddrDatalink struct { raw RawSockaddrDatalink } +// Translate "kern.hostname" to []_C_int{0,1,2,3}. +func nametomib(name string) (mib []_C_int, err error) { + const siz = unsafe.Sizeof(mib[0]) + + // NOTE(rsc): It seems strange to set the buffer to have + // size CTL_MAXNAME+2 but use only CTL_MAXNAME + // as the size. I don't know why the +2 is here, but the + // kernel uses +2 for its own implementation of this function. + // I am scared that if we don't include the +2 here, the kernel + // will silently write 2 words farther than we specify + // and we'll get memory corruption. + var buf [CTL_MAXNAME + 2]_C_int + n := uintptr(CTL_MAXNAME) * siz + + p := (*byte)(unsafe.Pointer(&buf[0])) + bytes := StringByteSlice(name) + + // Magic sysctl: "setting" 0.3 to a string name + // lets you read back the array of integers form. + if err = sysctl([]_C_int{0, 3}, p, &n, &bytes[0], uintptr(len(name))); err != nil { + return nil, err + } + return buf[0 : n/siz], nil +} + // ParseDirent parses up to max directory entries in buf, // appending the names to names. It returns the number // bytes consumed from buf, the number of entries added @@ -56,109 +79,120 @@ func ParseDirent(buf []byte, max int, names []string) (consumed int, count int, return origlen - len(buf), count, names } -//sysnb pipe() (r int, w int, errno int) +//sysnb pipe() (r int, w int, err error) -func Pipe(p []int) (errno int) { +func Pipe(p []int) (err error) { if len(p) != 2 { return EINVAL } - p[0], p[1], errno = pipe() + p[0], p[1], err = pipe() return } // TODO -func Sendfile(outfd int, infd int, offset *int64, count int) (written int, errno int) { +func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { return -1, ENOSYS } +func GetsockoptIPMreqn(fd, level, opt int) (*IPMreqn, error) { + var value IPMreqn + vallen := _Socklen(SizeofIPMreqn) + errno := getsockopt(fd, level, opt, uintptr(unsafe.Pointer(&value)), &vallen) + return &value, errno +} + +func SetsockoptIPMreqn(fd, level, opt int, mreq *IPMreqn) (err error) { + return setsockopt(fd, level, opt, uintptr(unsafe.Pointer(mreq)), unsafe.Sizeof(*mreq)) +} + /* * Exposed directly */ -//sys Access(path string, mode uint32) (errno int) -//sys Adjtime(delta *Timeval, olddelta *Timeval) (errno int) -//sys Chdir(path string) (errno int) -//sys Chflags(path string, flags int) (errno int) -//sys Chmod(path string, mode uint32) (errno int) -//sys Chown(path string, uid int, gid int) (errno int) -//sys Chroot(path string) (errno int) -//sys Close(fd int) (errno int) -//sysnb Dup(fd int) (nfd int, errno int) -//sysnb Dup2(from int, to int) (errno int) +//sys Access(path string, mode uint32) (err error) +//sys Adjtime(delta *Timeval, olddelta *Timeval) (err error) +//sys Chdir(path string) (err error) +//sys Chflags(path string, flags int) (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) +//sysnb Dup(fd int) (nfd int, err error) +//sysnb Dup2(from int, to int) (err error) //sys Exit(code int) -//sys Fchdir(fd int) (errno int) -//sys Fchflags(path string, flags int) (errno int) -//sys Fchmod(fd int, mode uint32) (errno int) -//sys Fchown(fd int, uid int, gid int) (errno int) -//sys Flock(fd int, how int) (errno int) -//sys Fpathconf(fd int, name int) (val int, errno int) -//sys Fstat(fd int, stat *Stat_t) (errno int) -//sys Fstatfs(fd int, stat *Statfs_t) (errno int) -//sys Fsync(fd int) (errno int) -//sys Ftruncate(fd int, length int64) (errno int) -//sys Getdirentries(fd int, buf []byte, basep *uintptr) (n int, errno int) +//sys Fchdir(fd int) (err error) +//sys Fchflags(path string, flags int) (err error) +//sys Fchmod(fd int, mode uint32) (err error) +//sys Fchown(fd int, uid int, gid 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 Fstatfs(fd int, stat *Statfs_t) (err error) +//sys Fsync(fd int) (err error) +//sys Ftruncate(fd int, length int64) (err error) +//sys Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) //sys Getdtablesize() (size int) //sysnb Getegid() (egid int) //sysnb Geteuid() (uid int) -//sys Getfsstat(buf []Statfs_t, flags int) (n int, errno int) +//sys Getfsstat(buf []Statfs_t, flags int) (n int, err error) //sysnb Getgid() (gid int) -//sysnb Getpgid(pid int) (pgid int, errno int) +//sysnb Getpgid(pid int) (pgid int, err error) //sysnb Getpgrp() (pgrp int) //sysnb Getpid() (pid int) //sysnb Getppid() (ppid int) -//sys Getpriority(which int, who int) (prio int, errno int) -//sysnb Getrlimit(which int, lim *Rlimit) (errno int) -//sysnb Getrusage(who int, rusage *Rusage) (errno int) -//sysnb Getsid(pid int) (sid int, errno int) -//sysnb Gettimeofday(tv *Timeval) (errno int) +//sys Getpriority(which int, who int) (prio int, err error) +//sysnb Getrlimit(which int, lim *Rlimit) (err error) +//sysnb Getrusage(who int, rusage *Rusage) (err error) +//sysnb Getsid(pid int) (sid int, err error) +//sysnb Gettimeofday(tv *Timeval) (err error) //sysnb Getuid() (uid int) //sys Issetugid() (tainted bool) -//sys Kill(pid int, signum int) (errno int) -//sys Kqueue() (fd int, errno int) -//sys Lchown(path string, uid int, gid int) (errno int) -//sys Link(path string, link string) (errno int) -//sys Listen(s int, backlog int) (errno int) -//sys Lstat(path string, stat *Stat_t) (errno int) -//sys Mkdir(path string, mode uint32) (errno int) -//sys Mkfifo(path string, mode uint32) (errno int) -//sys Mknod(path string, mode uint32, dev int) (errno int) -//sys Nanosleep(time *Timespec, leftover *Timespec) (errno int) -//sys Open(path string, mode int, perm uint32) (fd int, errno int) -//sys Pathconf(path string, name int) (val int, errno int) -//sys Pread(fd int, p []byte, offset int64) (n int, errno int) -//sys Pwrite(fd int, p []byte, offset int64) (n int, errno int) -//sys Read(fd int, p []byte) (n int, errno int) -//sys Readlink(path string, buf []byte) (n int, errno int) -//sys Rename(from string, to string) (errno int) -//sys Revoke(path string) (errno int) -//sys Rmdir(path string) (errno int) -//sys Seek(fd int, offset int64, whence int) (newoffset int64, errno int) = SYS_LSEEK -//sys Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (errno int) -//sysnb Setegid(egid int) (errno int) -//sysnb Seteuid(euid int) (errno int) -//sysnb Setgid(gid int) (errno int) -//sys Setlogin(name string) (errno int) -//sysnb Setpgid(pid int, pgid int) (errno int) -//sys Setpriority(which int, who int, prio int) (errno int) -//sysnb Setregid(rgid int, egid int) (errno int) -//sysnb Setreuid(ruid int, euid int) (errno int) -//sysnb Setrlimit(which int, lim *Rlimit) (errno int) -//sysnb Setsid() (pid int, errno int) -//sysnb Settimeofday(tp *Timeval) (errno int) -//sysnb Setuid(uid int) (errno int) -//sys Stat(path string, stat *Stat_t) (errno int) -//sys Statfs(path string, stat *Statfs_t) (errno int) -//sys Symlink(path string, link string) (errno int) -//sys Sync() (errno int) -//sys Truncate(path string, length int64) (errno int) +//sys Kill(pid int, signum int) (err error) +//sys Kqueue() (fd int, 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) +//sys Lstat(path string, stat *Stat_t) (err error) +//sys Mkdir(path string, mode uint32) (err error) +//sys Mkfifo(path string, mode uint32) (err error) +//sys Mknod(path string, mode uint32, dev int) (err error) +//sys Nanosleep(time *Timespec, leftover *Timespec) (err error) +//sys Open(path string, mode int, perm uint32) (fd int, err error) +//sys Pathconf(path string, name int) (val int, err error) +//sys Pread(fd int, p []byte, offset int64) (n int, err error) +//sys Pwrite(fd int, p []byte, offset int64) (n int, err error) +//sys Read(fd int, p []byte) (n int, err error) +//sys Readlink(path string, buf []byte) (n int, err error) +//sys Rename(from string, to string) (err error) +//sys Revoke(path string) (err error) +//sys Rmdir(path string) (err error) +//sys Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_LSEEK +//sys Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error) +//sysnb Setegid(egid int) (err error) +//sysnb Seteuid(euid int) (err error) +//sysnb Setgid(gid int) (err error) +//sys Setlogin(name string) (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 Settimeofday(tp *Timeval) (err error) +//sysnb Setuid(uid int) (err error) +//sys Stat(path string, stat *Stat_t) (err error) +//sys Statfs(path string, stat *Statfs_t) (err error) +//sys Symlink(path string, link string) (err error) +//sys Sync() (err error) +//sys Truncate(path string, length int64) (err error) //sys Umask(newmask int) (oldmask int) -//sys Undelete(path string) (errno int) -//sys Unlink(path string) (errno int) -//sys Unmount(path string, flags int) (errno int) -//sys Write(fd int, p []byte) (n int, errno int) -//sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, errno int) -//sys munmap(addr uintptr, length uintptr) (errno int) -//sys read(fd int, buf *byte, nbuf int) (n int, errno int) -//sys write(fd int, buf *byte, nbuf int) (n int, errno int) +//sys Undelete(path string) (err error) +//sys Unlink(path string) (err error) +//sys Unmount(path string, flags int) (err error) +//sys Write(fd int, p []byte) (n int, err error) +//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 read(fd int, buf *byte, nbuf int) (n int, err error) +//sys write(fd int, buf *byte, nbuf int) (n int, err error) /* * Unimplemented |