diff options
Diffstat (limited to 'src/pkg/syscall/syscall_darwin.go')
| -rw-r--r-- | src/pkg/syscall/syscall_darwin.go | 508 |
1 files changed, 0 insertions, 508 deletions
diff --git a/src/pkg/syscall/syscall_darwin.go b/src/pkg/syscall/syscall_darwin.go deleted file mode 100644 index 97414dcda..000000000 --- a/src/pkg/syscall/syscall_darwin.go +++ /dev/null @@ -1,508 +0,0 @@ -// Copyright 2009,2010 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// Darwin system calls. -// This file is compiled as ordinary Go code, -// but it is also input to mksyscall, -// which parses the //sys lines and generates system call stubs. -// Note that sometimes we use a lowercase //sys name and wrap -// it in our own nicer implementation, either here or in -// syscall_bsd.go or syscall_unix.go. - -package syscall - -import ( - errorspkg "errors" - "unsafe" -) - -const ImplementsGetwd = true - -func Getwd() (string, error) { - buf := make([]byte, 2048) - attrs, err := getAttrList(".", attrList{CommonAttr: attrCmnFullpath}, buf, 0) - if err == nil && len(attrs) == 1 && len(attrs[0]) >= 2 { - wd := string(attrs[0]) - // Sanity check that it's an absolute path and ends - // in a null byte, which we then strip. - if wd[0] == '/' && wd[len(wd)-1] == 0 { - return wd[:len(wd)-1], nil - } - } - // If pkg/os/getwd.go gets ENOTSUP, it will fall back to the - // slow algorithm. - return "", ENOTSUP -} - -type SockaddrDatalink struct { - Len uint8 - Family uint8 - Index uint16 - Type uint8 - Nlen uint8 - Alen uint8 - Slen uint8 - Data [12]int8 - 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, err := ByteSliceFromString(name) - if err != nil { - return nil, err - } - - // 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 -// to names, and the new names slice. -func ParseDirent(buf []byte, max int, names []string) (consumed int, count int, newnames []string) { - origlen := len(buf) - for max != 0 && len(buf) > 0 { - dirent := (*Dirent)(unsafe.Pointer(&buf[0])) - if dirent.Reclen == 0 { - buf = nil - break - } - buf = buf[dirent.Reclen:] - if dirent.Ino == 0 { // File absent in directory. - continue - } - bytes := (*[10000]byte)(unsafe.Pointer(&dirent.Name[0])) - var name = string(bytes[0:dirent.Namlen]) - if name == "." || name == ".." { // Useless names - continue - } - max-- - count++ - names = append(names, name) - } - return origlen - len(buf), count, names -} - -//sys ptrace(request int, pid int, addr uintptr, data uintptr) (err error) -func PtraceAttach(pid int) (err error) { return ptrace(PT_ATTACH, pid, 0, 0) } -func PtraceDetach(pid int) (err error) { return ptrace(PT_DETACH, pid, 0, 0) } - -const ( - attrBitMapCount = 5 - attrCmnFullpath = 0x08000000 -) - -type attrList struct { - bitmapCount uint16 - _ uint16 - CommonAttr uint32 - VolAttr uint32 - DirAttr uint32 - FileAttr uint32 - Forkattr uint32 -} - -func getAttrList(path string, attrList attrList, attrBuf []byte, options uint) (attrs [][]byte, err error) { - if len(attrBuf) < 4 { - return nil, errorspkg.New("attrBuf too small") - } - attrList.bitmapCount = attrBitMapCount - - var _p0 *byte - _p0, err = BytePtrFromString(path) - if err != nil { - return nil, err - } - - _, _, e1 := Syscall6( - SYS_GETATTRLIST, - uintptr(unsafe.Pointer(_p0)), - uintptr(unsafe.Pointer(&attrList)), - uintptr(unsafe.Pointer(&attrBuf[0])), - uintptr(len(attrBuf)), - uintptr(options), - 0, - ) - if e1 != 0 { - return nil, e1 - } - size := *(*uint32)(unsafe.Pointer(&attrBuf[0])) - - // dat is the section of attrBuf that contains valid data, - // without the 4 byte length header. All attribute offsets - // are relative to dat. - dat := attrBuf - if int(size) < len(attrBuf) { - dat = dat[:size] - } - dat = dat[4:] // remove length prefix - - for i := uint32(0); int(i) < len(dat); { - header := dat[i:] - if len(header) < 8 { - return attrs, errorspkg.New("truncated attribute header") - } - datOff := *(*int32)(unsafe.Pointer(&header[0])) - attrLen := *(*uint32)(unsafe.Pointer(&header[4])) - if datOff < 0 || uint32(datOff)+attrLen > uint32(len(dat)) { - return attrs, errorspkg.New("truncated results; attrBuf too small") - } - end := uint32(datOff) + attrLen - attrs = append(attrs, dat[datOff:end]) - i = end - if r := i % 4; r != 0 { - i += (4 - r) - } - } - return -} - -//sysnb pipe() (r int, w int, err error) - -func Pipe(p []int) (err error) { - if len(p) != 2 { - return EINVAL - } - p[0], p[1], err = pipe() - return -} - -func Getfsstat(buf []Statfs_t, flags int) (n int, err error) { - var _p0 unsafe.Pointer - var bufsize uintptr - if len(buf) > 0 { - _p0 = unsafe.Pointer(&buf[0]) - bufsize = unsafe.Sizeof(Statfs_t{}) * uintptr(len(buf)) - } - r0, _, e1 := Syscall(SYS_GETFSSTAT64, uintptr(_p0), bufsize, uintptr(flags)) - n = int(r0) - if e1 != 0 { - err = e1 - } - return -} - -/* - * Wrapped - */ - -//sys kill(pid int, signum int, posix int) (err error) - -func Kill(pid int, signum Signal) (err error) { return kill(pid, int(signum), 1) } - -/* - * Exposed directly - */ -//sys Access(path string, mode uint32) (err error) -//sys Adjtime(delta *Timeval, olddelta *Timeval) (err error) -//sys Chdir(path string) (err error) -//sys 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 Exchangedata(path1 string, path2 string, options int) (err error) -//sys Exit(code int) -//sys Fchdir(fd int) (err error) -//sys Fchflags(fd int, 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_FSTAT64 -//sys Fstatfs(fd int, stat *Statfs_t) (err error) = SYS_FSTATFS64 -//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_GETDIRENTRIES64 -//sys Getdtablesize() (size int) -//sysnb Getegid() (egid int) -//sysnb Geteuid() (uid int) -//sysnb Getgid() (gid 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, 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 Getuid() (uid int) -//sysnb Issetugid() (tainted bool) -//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_LSTAT64 -//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 Mlock(b []byte) (err error) -//sys Mlockall(flags int) (err error) -//sys Mprotect(b []byte, prot int) (err error) -//sys Munlock(b []byte) (err error) -//sys Munlockall() (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) -//sys 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) -//sys Setprivexec(flag 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_STAT64 -//sys Statfs(path string, stat *Statfs_t) (err error) = SYS_STATFS64 -//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) (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 readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ -//sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE - -/* - * Unimplemented - */ -// Profil -// Sigaction -// Sigprocmask -// Getlogin -// Sigpending -// Sigaltstack -// Ioctl -// Reboot -// Execve -// Vfork -// Sbrk -// Sstk -// Ovadvise -// Mincore -// Setitimer -// Swapon -// Select -// Sigsuspend -// Readv -// Writev -// Nfssvc -// Getfh -// Quotactl -// Mount -// Csops -// Waitid -// Add_profil -// Kdebug_trace -// Sigreturn -// Mmap -// Mlock -// Munlock -// Atsocket -// Kqueue_from_portset_np -// Kqueue_portset -// Getattrlist -// Setattrlist -// Getdirentriesattr -// Searchfs -// Delete -// Copyfile -// Poll -// Watchevent -// Waitevent -// Modwatch -// Getxattr -// Fgetxattr -// Setxattr -// Fsetxattr -// Removexattr -// Fremovexattr -// Listxattr -// Flistxattr -// Fsctl -// Initgroups -// Posix_spawn -// Nfsclnt -// Fhopen -// Minherit -// Semsys -// Msgsys -// Shmsys -// Semctl -// Semget -// Semop -// Msgctl -// Msgget -// Msgsnd -// Msgrcv -// Shmat -// Shmctl -// Shmdt -// Shmget -// Shm_open -// Shm_unlink -// Sem_open -// Sem_close -// Sem_unlink -// Sem_wait -// Sem_trywait -// Sem_post -// Sem_getvalue -// Sem_init -// Sem_destroy -// Open_extended -// Umask_extended -// Stat_extended -// Lstat_extended -// Fstat_extended -// Chmod_extended -// Fchmod_extended -// Access_extended -// Settid -// Gettid -// Setsgroups -// Getsgroups -// Setwgroups -// Getwgroups -// Mkfifo_extended -// Mkdir_extended -// Identitysvc -// Shared_region_check_np -// Shared_region_map_np -// __pthread_mutex_destroy -// __pthread_mutex_init -// __pthread_mutex_lock -// __pthread_mutex_trylock -// __pthread_mutex_unlock -// __pthread_cond_init -// __pthread_cond_destroy -// __pthread_cond_broadcast -// __pthread_cond_signal -// Setsid_with_pid -// __pthread_cond_timedwait -// Aio_fsync -// Aio_return -// Aio_suspend -// Aio_cancel -// Aio_error -// Aio_read -// Aio_write -// Lio_listio -// __pthread_cond_wait -// Iopolicysys -// Mlockall -// Munlockall -// __pthread_kill -// __pthread_sigmask -// __sigwait -// __disable_threadsignal -// __pthread_markcancel -// __pthread_canceled -// __semwait_signal -// Proc_info -// sendfile -// Stat64_extended -// Lstat64_extended -// Fstat64_extended -// __pthread_chdir -// __pthread_fchdir -// Audit -// Auditon -// Getauid -// Setauid -// Getaudit -// Setaudit -// Getaudit_addr -// Setaudit_addr -// Auditctl -// Bsdthread_create -// Bsdthread_terminate -// Stack_snapshot -// Bsdthread_register -// Workq_open -// Workq_ops -// __mac_execve -// __mac_syscall -// __mac_get_file -// __mac_set_file -// __mac_get_link -// __mac_set_link -// __mac_get_proc -// __mac_set_proc -// __mac_get_fd -// __mac_set_fd -// __mac_get_pid -// __mac_get_lcid -// __mac_get_lctx -// __mac_set_lctx -// Setlcid -// Read_nocancel -// Write_nocancel -// Open_nocancel -// Close_nocancel -// Wait4_nocancel -// Recvmsg_nocancel -// Sendmsg_nocancel -// Recvfrom_nocancel -// Accept_nocancel -// Msync_nocancel -// Fcntl_nocancel -// Select_nocancel -// Fsync_nocancel -// Connect_nocancel -// Sigsuspend_nocancel -// Readv_nocancel -// Writev_nocancel -// Sendto_nocancel -// Pread_nocancel -// Pwrite_nocancel -// Waitid_nocancel -// Poll_nocancel -// Msgsnd_nocancel -// Msgrcv_nocancel -// Sem_wait_nocancel -// Aio_suspend_nocancel -// __sigwait_nocancel -// __semwait_signal_nocancel -// __mac_mount -// __mac_get_mount -// __mac_getfsstat |