From 8c12c6939aab9106db14ec2d11d983bc5b29fb2c Mon Sep 17 00:00:00 2001 From: Niall Sheridan Date: Sun, 7 Jul 2019 21:33:44 +0100 Subject: Switch to modules --- vendor/golang.org/x/sys/unix/syscall_unix.go | 394 --------------------------- 1 file changed, 394 deletions(-) delete mode 100644 vendor/golang.org/x/sys/unix/syscall_unix.go (limited to 'vendor/golang.org/x/sys/unix/syscall_unix.go') 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 95b2180..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 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) -} -- cgit v1.2.3