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Diffstat (limited to 'vendor/golang.org/x/sys/unix/syscall_unix.go')
-rw-r--r--vendor/golang.org/x/sys/unix/syscall_unix.go394
1 files changed, 0 insertions, 394 deletions
diff --git a/vendor/golang.org/x/sys/unix/syscall_unix.go b/vendor/golang.org/x/sys/unix/syscall_unix.go
deleted file mode 100644
index 13956b7..0000000
--- a/vendor/golang.org/x/sys/unix/syscall_unix.go
+++ /dev/null
@@ -1,394 +0,0 @@
-// Copyright 2009 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.
-
-// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
-
-package unix
-
-import (
- "bytes"
- "runtime"
- "sort"
- "sync"
- "syscall"
- "unsafe"
-)
-
-var (
- Stdin = 0
- Stdout = 1
- Stderr = 2
-)
-
-const (
- darwin64Bit = runtime.GOOS == "darwin" && sizeofPtr == 8
- dragonfly64Bit = runtime.GOOS == "dragonfly" && sizeofPtr == 8
- netbsd32Bit = runtime.GOOS == "netbsd" && sizeofPtr == 4
- solaris64Bit = runtime.GOOS == "solaris" && sizeofPtr == 8
-)
-
-// Do the interface allocations only once for common
-// Errno values.
-var (
- errEAGAIN error = syscall.EAGAIN
- errEINVAL error = syscall.EINVAL
- errENOENT error = syscall.ENOENT
-)
-
-// errnoErr returns common boxed Errno values, to prevent
-// allocations at runtime.
-func errnoErr(e syscall.Errno) error {
- switch e {
- case 0:
- return nil
- case EAGAIN:
- return errEAGAIN
- case EINVAL:
- return errEINVAL
- case ENOENT:
- return errENOENT
- }
- return e
-}
-
-// ErrnoName returns the error name for error number e.
-func ErrnoName(e syscall.Errno) string {
- i := sort.Search(len(errorList), func(i int) bool {
- return errorList[i].num >= e
- })
- if i < len(errorList) && errorList[i].num == e {
- return errorList[i].name
- }
- return ""
-}
-
-// SignalName returns the signal name for signal number s.
-func SignalName(s syscall.Signal) string {
- i := sort.Search(len(signalList), func(i int) bool {
- return signalList[i].num >= s
- })
- if i < len(signalList) && signalList[i].num == s {
- return signalList[i].name
- }
- return ""
-}
-
-// clen returns the index of the first NULL byte in n or len(n) if n contains no NULL byte.
-func clen(n []byte) int {
- i := bytes.IndexByte(n, 0)
- if i == -1 {
- i = len(n)
- }
- return i
-}
-
-// Mmap manager, for use by operating system-specific implementations.
-
-type mmapper struct {
- sync.Mutex
- active map[*byte][]byte // active mappings; key is last byte in mapping
- mmap func(addr, length uintptr, prot, flags, fd int, offset int64) (uintptr, error)
- munmap func(addr uintptr, length uintptr) error
-}
-
-func (m *mmapper) Mmap(fd int, offset int64, length int, prot int, flags int) (data []byte, err error) {
- if length <= 0 {
- return nil, EINVAL
- }
-
- // Map the requested memory.
- addr, errno := m.mmap(0, uintptr(length), prot, flags, fd, offset)
- if errno != nil {
- return nil, errno
- }
-
- // Slice memory layout
- var sl = struct {
- addr uintptr
- len int
- cap int
- }{addr, length, length}
-
- // Use unsafe to turn sl into a []byte.
- b := *(*[]byte)(unsafe.Pointer(&sl))
-
- // Register mapping in m and return it.
- p := &b[cap(b)-1]
- m.Lock()
- defer m.Unlock()
- m.active[p] = b
- return b, nil
-}
-
-func (m *mmapper) Munmap(data []byte) (err error) {
- if len(data) == 0 || len(data) != cap(data) {
- return EINVAL
- }
-
- // Find the base of the mapping.
- p := &data[cap(data)-1]
- m.Lock()
- defer m.Unlock()
- b := m.active[p]
- if b == nil || &b[0] != &data[0] {
- return EINVAL
- }
-
- // Unmap the memory and update m.
- if errno := m.munmap(uintptr(unsafe.Pointer(&b[0])), uintptr(len(b))); errno != nil {
- return errno
- }
- delete(m.active, p)
- return nil
-}
-
-func Read(fd int, p []byte) (n int, err error) {
- n, err = read(fd, p)
- if raceenabled {
- if n > 0 {
- raceWriteRange(unsafe.Pointer(&p[0]), n)
- }
- if err == nil {
- raceAcquire(unsafe.Pointer(&ioSync))
- }
- }
- return
-}
-
-func Write(fd int, p []byte) (n int, err error) {
- if raceenabled {
- raceReleaseMerge(unsafe.Pointer(&ioSync))
- }
- n, err = write(fd, p)
- if raceenabled && n > 0 {
- raceReadRange(unsafe.Pointer(&p[0]), n)
- }
- return
-}
-
-// For testing: clients can set this flag to force
-// creation of IPv6 sockets to return EAFNOSUPPORT.
-var SocketDisableIPv6 bool
-
-// Sockaddr represents a socket address.
-type Sockaddr interface {
- sockaddr() (ptr unsafe.Pointer, len _Socklen, err error) // lowercase; only we can define Sockaddrs
-}
-
-// SockaddrInet4 implements the Sockaddr interface for AF_INET type sockets.
-type SockaddrInet4 struct {
- Port int
- Addr [4]byte
- raw RawSockaddrInet4
-}
-
-// SockaddrInet6 implements the Sockaddr interface for AF_INET6 type sockets.
-type SockaddrInet6 struct {
- Port int
- ZoneId uint32
- Addr [16]byte
- raw RawSockaddrInet6
-}
-
-// SockaddrUnix implements the Sockaddr interface for AF_UNIX type sockets.
-type SockaddrUnix struct {
- Name string
- raw RawSockaddrUnix
-}
-
-func Bind(fd int, sa Sockaddr) (err error) {
- ptr, n, err := sa.sockaddr()
- if err != nil {
- return err
- }
- return bind(fd, ptr, n)
-}
-
-func Connect(fd int, sa Sockaddr) (err error) {
- ptr, n, err := sa.sockaddr()
- if err != nil {
- return err
- }
- return connect(fd, ptr, n)
-}
-
-func Getpeername(fd int) (sa Sockaddr, err error) {
- var rsa RawSockaddrAny
- var len _Socklen = SizeofSockaddrAny
- if err = getpeername(fd, &rsa, &len); err != nil {
- return
- }
- return anyToSockaddr(fd, &rsa)
-}
-
-func GetsockoptByte(fd, level, opt int) (value byte, err error) {
- var n byte
- vallen := _Socklen(1)
- err = getsockopt(fd, level, opt, unsafe.Pointer(&n), &vallen)
- return n, err
-}
-
-func GetsockoptInt(fd, level, opt int) (value int, err error) {
- var n int32
- vallen := _Socklen(4)
- err = getsockopt(fd, level, opt, unsafe.Pointer(&n), &vallen)
- return int(n), err
-}
-
-func GetsockoptInet4Addr(fd, level, opt int) (value [4]byte, err error) {
- vallen := _Socklen(4)
- err = getsockopt(fd, level, opt, unsafe.Pointer(&value[0]), &vallen)
- return value, err
-}
-
-func GetsockoptIPMreq(fd, level, opt int) (*IPMreq, error) {
- var value IPMreq
- vallen := _Socklen(SizeofIPMreq)
- err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
- return &value, err
-}
-
-func GetsockoptIPv6Mreq(fd, level, opt int) (*IPv6Mreq, error) {
- var value IPv6Mreq
- vallen := _Socklen(SizeofIPv6Mreq)
- err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
- return &value, err
-}
-
-func GetsockoptIPv6MTUInfo(fd, level, opt int) (*IPv6MTUInfo, error) {
- var value IPv6MTUInfo
- vallen := _Socklen(SizeofIPv6MTUInfo)
- err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
- return &value, err
-}
-
-func GetsockoptICMPv6Filter(fd, level, opt int) (*ICMPv6Filter, error) {
- var value ICMPv6Filter
- vallen := _Socklen(SizeofICMPv6Filter)
- err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
- return &value, err
-}
-
-func GetsockoptLinger(fd, level, opt int) (*Linger, error) {
- var linger Linger
- vallen := _Socklen(SizeofLinger)
- err := getsockopt(fd, level, opt, unsafe.Pointer(&linger), &vallen)
- return &linger, err
-}
-
-func GetsockoptTimeval(fd, level, opt int) (*Timeval, error) {
- var tv Timeval
- vallen := _Socklen(unsafe.Sizeof(tv))
- err := getsockopt(fd, level, opt, unsafe.Pointer(&tv), &vallen)
- return &tv, err
-}
-
-func Recvfrom(fd int, p []byte, flags int) (n int, from Sockaddr, err error) {
- var rsa RawSockaddrAny
- var len _Socklen = SizeofSockaddrAny
- if n, err = recvfrom(fd, p, flags, &rsa, &len); err != nil {
- return
- }
- if rsa.Addr.Family != AF_UNSPEC {
- from, err = anyToSockaddr(fd, &rsa)
- }
- return
-}
-
-func Sendto(fd int, p []byte, flags int, to Sockaddr) (err error) {
- ptr, n, err := to.sockaddr()
- if err != nil {
- return err
- }
- return sendto(fd, p, flags, ptr, n)
-}
-
-func SetsockoptByte(fd, level, opt int, value byte) (err error) {
- return setsockopt(fd, level, opt, unsafe.Pointer(&value), 1)
-}
-
-func SetsockoptInt(fd, level, opt int, value int) (err error) {
- var n = int32(value)
- return setsockopt(fd, level, opt, unsafe.Pointer(&n), 4)
-}
-
-func SetsockoptInet4Addr(fd, level, opt int, value [4]byte) (err error) {
- return setsockopt(fd, level, opt, unsafe.Pointer(&value[0]), 4)
-}
-
-func SetsockoptIPMreq(fd, level, opt int, mreq *IPMreq) (err error) {
- return setsockopt(fd, level, opt, unsafe.Pointer(mreq), SizeofIPMreq)
-}
-
-func SetsockoptIPv6Mreq(fd, level, opt int, mreq *IPv6Mreq) (err error) {
- return setsockopt(fd, level, opt, unsafe.Pointer(mreq), SizeofIPv6Mreq)
-}
-
-func SetsockoptICMPv6Filter(fd, level, opt int, filter *ICMPv6Filter) error {
- return setsockopt(fd, level, opt, unsafe.Pointer(filter), SizeofICMPv6Filter)
-}
-
-func SetsockoptLinger(fd, level, opt int, l *Linger) (err error) {
- return setsockopt(fd, level, opt, unsafe.Pointer(l), SizeofLinger)
-}
-
-func SetsockoptString(fd, level, opt int, s string) (err error) {
- return setsockopt(fd, level, opt, unsafe.Pointer(&[]byte(s)[0]), uintptr(len(s)))
-}
-
-func SetsockoptTimeval(fd, level, opt int, tv *Timeval) (err error) {
- return setsockopt(fd, level, opt, unsafe.Pointer(tv), unsafe.Sizeof(*tv))
-}
-
-func Socket(domain, typ, proto int) (fd int, err error) {
- if domain == AF_INET6 && SocketDisableIPv6 {
- return -1, EAFNOSUPPORT
- }
- fd, err = socket(domain, typ, proto)
- return
-}
-
-func Socketpair(domain, typ, proto int) (fd [2]int, err error) {
- var fdx [2]int32
- err = socketpair(domain, typ, proto, &fdx)
- if err == nil {
- fd[0] = int(fdx[0])
- fd[1] = int(fdx[1])
- }
- return
-}
-
-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)
-}
-
-var ioSync int64
-
-func CloseOnExec(fd int) { fcntl(fd, F_SETFD, FD_CLOEXEC) }
-
-func SetNonblock(fd int, nonblocking bool) (err error) {
- flag, err := fcntl(fd, F_GETFL, 0)
- if err != nil {
- return err
- }
- if nonblocking {
- flag |= O_NONBLOCK
- } else {
- flag &= ^O_NONBLOCK
- }
- _, err = fcntl(fd, F_SETFL, flag)
- return err
-}
-
-// Exec calls execve(2), which replaces the calling executable in the process
-// tree. argv0 should be the full path to an executable ("/bin/ls") and the
-// executable name should also be the first argument in argv (["ls", "-l"]).
-// envv are the environment variables that should be passed to the new
-// process (["USER=go", "PWD=/tmp"]).
-func Exec(argv0 string, argv []string, envv []string) error {
- return syscall.Exec(argv0, argv, envv)
-}