diff options
Diffstat (limited to 'vendor/golang.org/x/sys/unix/syscall_freebsd.go')
| -rw-r--r-- | vendor/golang.org/x/sys/unix/syscall_freebsd.go | 455 |
1 files changed, 0 insertions, 455 deletions
diff --git a/vendor/golang.org/x/sys/unix/syscall_freebsd.go b/vendor/golang.org/x/sys/unix/syscall_freebsd.go deleted file mode 100644 index 2b57e0f73..000000000 --- a/vendor/golang.org/x/sys/unix/syscall_freebsd.go +++ /dev/null @@ -1,455 +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. - -// FreeBSD 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 unix - -import ( - "errors" - "sync" - "unsafe" -) - -// See https://www.freebsd.org/doc/en_US.ISO8859-1/books/porters-handbook/versions.html. -var ( - osreldateOnce sync.Once - osreldate uint32 -) - -func supportsABI(ver uint32) bool { - osreldateOnce.Do(func() { osreldate, _ = SysctlUint32("kern.osreldate") }) - return osreldate >= ver -} - -// SockaddrDatalink implements the Sockaddr interface for AF_LINK type sockets. -type SockaddrDatalink struct { - Len uint8 - Family uint8 - Index uint16 - Type uint8 - Nlen uint8 - Alen uint8 - Slen uint8 - Data [46]int8 - raw RawSockaddrDatalink -} - -func anyToSockaddrGOOS(fd int, rsa *RawSockaddrAny) (Sockaddr, error) { - return nil, EAFNOSUPPORT -} - -// 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 -} - -func direntIno(buf []byte) (uint64, bool) { - return readInt(buf, unsafe.Offsetof(Dirent{}.Fileno), unsafe.Sizeof(Dirent{}.Fileno)) -} - -func direntReclen(buf []byte) (uint64, bool) { - return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen)) -} - -func direntNamlen(buf []byte) (uint64, bool) { - return readInt(buf, unsafe.Offsetof(Dirent{}.Namlen), unsafe.Sizeof(Dirent{}.Namlen)) -} - -func Pipe(p []int) (err error) { - return Pipe2(p, 0) -} - -//sysnb pipe2(p *[2]_C_int, flags int) (err error) - -func Pipe2(p []int, flags int) error { - if len(p) != 2 { - return EINVAL - } - var pp [2]_C_int - err := pipe2(&pp, flags) - if err == nil { - p[0] = int(pp[0]) - p[1] = int(pp[1]) - } - return err -} - -func GetsockoptIPMreqn(fd, level, opt int) (*IPMreqn, error) { - var value IPMreqn - vallen := _Socklen(SizeofIPMreqn) - errno := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen) - return &value, errno -} - -func SetsockoptIPMreqn(fd, level, opt int, mreq *IPMreqn) (err error) { - return setsockopt(fd, level, opt, unsafe.Pointer(mreq), unsafe.Sizeof(*mreq)) -} - -// GetsockoptXucred is a getsockopt wrapper that returns an Xucred struct. -// The usual level and opt are SOL_LOCAL and LOCAL_PEERCRED, respectively. -func GetsockoptXucred(fd, level, opt int) (*Xucred, error) { - x := new(Xucred) - vallen := _Socklen(SizeofXucred) - err := getsockopt(fd, level, opt, unsafe.Pointer(x), &vallen) - return x, err -} - -func Accept4(fd, flags int) (nfd int, sa Sockaddr, err error) { - var rsa RawSockaddrAny - var len _Socklen = SizeofSockaddrAny - nfd, err = accept4(fd, &rsa, &len, flags) - if err != nil { - return - } - if len > SizeofSockaddrAny { - panic("RawSockaddrAny too small") - } - sa, err = anyToSockaddr(fd, &rsa) - if err != nil { - Close(nfd) - nfd = 0 - } - return -} - -//sys Getcwd(buf []byte) (n int, err error) = SYS___GETCWD - -func Getfsstat(buf []Statfs_t, flags int) (n int, err error) { - var ( - _p0 unsafe.Pointer - bufsize uintptr - ) - if len(buf) > 0 { - _p0 = unsafe.Pointer(&buf[0]) - bufsize = unsafe.Sizeof(Statfs_t{}) * uintptr(len(buf)) - } - r0, _, e1 := Syscall(SYS_GETFSSTAT, uintptr(_p0), bufsize, uintptr(flags)) - n = int(r0) - if e1 != 0 { - err = e1 - } - return -} - -//sys ioctl(fd int, req uint, arg uintptr) (err error) = SYS_IOCTL -//sys ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = SYS_IOCTL - -//sys sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL - -func Uname(uname *Utsname) error { - mib := []_C_int{CTL_KERN, KERN_OSTYPE} - n := unsafe.Sizeof(uname.Sysname) - // Suppress ENOMEM errors to be compatible with the C library __xuname() implementation. - if err := sysctl(mib, &uname.Sysname[0], &n, nil, 0); err != nil && !errors.Is(err, ENOMEM) { - return err - } - - mib = []_C_int{CTL_KERN, KERN_HOSTNAME} - n = unsafe.Sizeof(uname.Nodename) - if err := sysctl(mib, &uname.Nodename[0], &n, nil, 0); err != nil && !errors.Is(err, ENOMEM) { - return err - } - - mib = []_C_int{CTL_KERN, KERN_OSRELEASE} - n = unsafe.Sizeof(uname.Release) - if err := sysctl(mib, &uname.Release[0], &n, nil, 0); err != nil && !errors.Is(err, ENOMEM) { - return err - } - - mib = []_C_int{CTL_KERN, KERN_VERSION} - n = unsafe.Sizeof(uname.Version) - if err := sysctl(mib, &uname.Version[0], &n, nil, 0); err != nil && !errors.Is(err, ENOMEM) { - return err - } - - // The version might have newlines or tabs in it, convert them to - // spaces. - for i, b := range uname.Version { - if b == '\n' || b == '\t' { - if i == len(uname.Version)-1 { - uname.Version[i] = 0 - } else { - uname.Version[i] = ' ' - } - } - } - - mib = []_C_int{CTL_HW, HW_MACHINE} - n = unsafe.Sizeof(uname.Machine) - if err := sysctl(mib, &uname.Machine[0], &n, nil, 0); err != nil && !errors.Is(err, ENOMEM) { - return err - } - - return nil -} - -func Stat(path string, st *Stat_t) (err error) { - return Fstatat(AT_FDCWD, path, st, 0) -} - -func Lstat(path string, st *Stat_t) (err error) { - return Fstatat(AT_FDCWD, path, st, AT_SYMLINK_NOFOLLOW) -} - -func Getdents(fd int, buf []byte) (n int, err error) { - return Getdirentries(fd, buf, nil) -} - -func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) { - if basep == nil || unsafe.Sizeof(*basep) == 8 { - return getdirentries(fd, buf, (*uint64)(unsafe.Pointer(basep))) - } - // The syscall needs a 64-bit base. On 32-bit machines - // we can't just use the basep passed in. See #32498. - var base uint64 = uint64(*basep) - n, err = getdirentries(fd, buf, &base) - *basep = uintptr(base) - if base>>32 != 0 { - // We can't stuff the base back into a uintptr, so any - // future calls would be suspect. Generate an error. - // EIO is allowed by getdirentries. - err = EIO - } - return -} - -func Mknod(path string, mode uint32, dev uint64) (err error) { - return Mknodat(AT_FDCWD, path, mode, dev) -} - -func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { - if raceenabled { - raceReleaseMerge(unsafe.Pointer(&ioSync)) - } - return sendfile(outfd, infd, offset, count) -} - -//sys ptrace(request int, pid int, addr uintptr, data int) (err error) -//sys ptracePtr(request int, pid int, addr unsafe.Pointer, data int) (err error) = SYS_PTRACE - -func PtraceAttach(pid int) (err error) { - return ptrace(PT_ATTACH, pid, 0, 0) -} - -func PtraceCont(pid int, signal int) (err error) { - return ptrace(PT_CONTINUE, pid, 1, signal) -} - -func PtraceDetach(pid int) (err error) { - return ptrace(PT_DETACH, pid, 1, 0) -} - -func PtraceGetFpRegs(pid int, fpregsout *FpReg) (err error) { - return ptracePtr(PT_GETFPREGS, pid, unsafe.Pointer(fpregsout), 0) -} - -func PtraceGetRegs(pid int, regsout *Reg) (err error) { - return ptracePtr(PT_GETREGS, pid, unsafe.Pointer(regsout), 0) -} - -func PtraceIO(req int, pid int, offs uintptr, out []byte, countin int) (count int, err error) { - ioDesc := PtraceIoDesc{ - Op: int32(req), - Offs: offs, - } - if countin > 0 { - _ = out[:countin] // check bounds - ioDesc.Addr = &out[0] - } else if out != nil { - ioDesc.Addr = (*byte)(unsafe.Pointer(&_zero)) - } - ioDesc.SetLen(countin) - - err = ptracePtr(PT_IO, pid, unsafe.Pointer(&ioDesc), 0) - return int(ioDesc.Len), err -} - -func PtraceLwpEvents(pid int, enable int) (err error) { - return ptrace(PT_LWP_EVENTS, pid, 0, enable) -} - -func PtraceLwpInfo(pid int, info *PtraceLwpInfoStruct) (err error) { - return ptracePtr(PT_LWPINFO, pid, unsafe.Pointer(info), int(unsafe.Sizeof(*info))) -} - -func PtracePeekData(pid int, addr uintptr, out []byte) (count int, err error) { - return PtraceIO(PIOD_READ_D, pid, addr, out, SizeofLong) -} - -func PtracePeekText(pid int, addr uintptr, out []byte) (count int, err error) { - return PtraceIO(PIOD_READ_I, pid, addr, out, SizeofLong) -} - -func PtracePokeData(pid int, addr uintptr, data []byte) (count int, err error) { - return PtraceIO(PIOD_WRITE_D, pid, addr, data, SizeofLong) -} - -func PtracePokeText(pid int, addr uintptr, data []byte) (count int, err error) { - return PtraceIO(PIOD_WRITE_I, pid, addr, data, SizeofLong) -} - -func PtraceSetRegs(pid int, regs *Reg) (err error) { - return ptracePtr(PT_SETREGS, pid, unsafe.Pointer(regs), 0) -} - -func PtraceSingleStep(pid int) (err error) { - return ptrace(PT_STEP, pid, 1, 0) -} - -func Dup3(oldfd, newfd, flags int) error { - if oldfd == newfd || flags&^O_CLOEXEC != 0 { - return EINVAL - } - how := F_DUP2FD - if flags&O_CLOEXEC != 0 { - how = F_DUP2FD_CLOEXEC - } - _, err := fcntl(oldfd, how, newfd) - return err -} - -/* - * Exposed directly - */ -//sys Access(path string, mode uint32) (err error) -//sys Adjtime(delta *Timeval, olddelta *Timeval) (err error) -//sys CapEnter() (err error) -//sys capRightsGet(version int, fd int, rightsp *CapRights) (err error) = SYS___CAP_RIGHTS_GET -//sys capRightsLimit(fd int, rightsp *CapRights) (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 ClockGettime(clockid int32, time *Timespec) (err error) -//sys Close(fd int) (err error) -//sys Dup(fd int) (nfd int, err error) -//sys Dup2(from int, to int) (err error) -//sys Exit(code int) -//sys ExtattrGetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) -//sys ExtattrSetFd(fd int, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) -//sys ExtattrDeleteFd(fd int, attrnamespace int, attrname string) (err error) -//sys ExtattrListFd(fd int, attrnamespace int, data uintptr, nbytes int) (ret int, err error) -//sys ExtattrGetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) -//sys ExtattrSetFile(file string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) -//sys ExtattrDeleteFile(file string, attrnamespace int, attrname string) (err error) -//sys ExtattrListFile(file string, attrnamespace int, data uintptr, nbytes int) (ret int, err error) -//sys ExtattrGetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) -//sys ExtattrSetLink(link string, attrnamespace int, attrname string, data uintptr, nbytes int) (ret int, err error) -//sys ExtattrDeleteLink(link string, attrnamespace int, attrname string) (err error) -//sys ExtattrListLink(link string, attrnamespace int, data uintptr, nbytes int) (ret int, err error) -//sys Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_POSIX_FADVISE -//sys Faccessat(dirfd int, path string, mode uint32, flags int) (err error) -//sys Fchdir(fd int) (err error) -//sys Fchflags(fd int, flags int) (err error) -//sys Fchmod(fd int, mode uint32) (err error) -//sys Fchmodat(dirfd int, path string, mode uint32, flags int) (err error) -//sys Fchown(fd int, uid int, gid int) (err error) -//sys Fchownat(dirfd int, path string, uid int, gid int, flags int) (err error) -//sys 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 Fstatat(fd int, path string, stat *Stat_t, flags int) (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 *uint64) (n int, err error) -//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 Gettimeofday(tv *Timeval) (err error) -//sysnb Getuid() (uid int) -//sys Issetugid() (tainted bool) -//sys Kill(pid int, signum syscall.Signal) (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 Linkat(pathfd int, path string, linkfd int, link string, flags int) (err error) -//sys Listen(s int, backlog int) (err error) -//sys Mkdir(path string, mode uint32) (err error) -//sys Mkdirat(dirfd int, path string, mode uint32) (err error) -//sys Mkfifo(path string, mode uint32) (err error) -//sys Mknodat(fd int, path string, mode uint32, dev uint64) (err error) -//sys Nanosleep(time *Timespec, leftover *Timespec) (err error) -//sys Open(path string, mode int, perm uint32) (fd int, err error) -//sys Openat(fdat int, 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 Readlinkat(dirfd int, path string, buf []byte) (n int, err error) -//sys Rename(from string, to string) (err error) -//sys Renameat(fromfd int, from string, tofd int, 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(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, 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 Setresgid(rgid int, egid int, sgid int) (err error) -//sysnb Setresuid(ruid int, euid int, suid int) (err error) -//sysnb Setsid() (pid int, err error) -//sysnb Settimeofday(tp *Timeval) (err error) -//sysnb Setuid(uid int) (err error) -//sys Statfs(path string, stat *Statfs_t) (err error) -//sys Symlink(path string, link string) (err error) -//sys Symlinkat(oldpath string, newdirfd int, newpath 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 Unlinkat(dirfd int, path string, flags int) (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 accept4(fd int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (nfd int, err error) -//sys utimensat(dirfd int, path string, times *[2]Timespec, flags int) (err error) |