Go mod tidy

1 files changed, 0 insertions, 624 deletions

diff --git a/vendor/golang.org/x/sys/unix/syscall_bsd.go b/vendor/golang.org/x/sys/unix/syscall_bsd.go
deleted file mode 100644
index 7705c32..0000000
--- a/vendor/golang.org/x/sys/unix/syscall_bsd.go
+++ /dev/null
@@ -1,624 +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.
-
-//go:build darwin || dragonfly || freebsd || netbsd || openbsd
-// +build darwin dragonfly freebsd netbsd openbsd
-
-// BSD system call wrappers shared by *BSD based systems
-// including OS X (Darwin) and FreeBSD.  Like the other
-// syscall_*.go files it is compiled as Go code but also
-// used as input to mksyscall which parses the //sys
-// lines and generates system call stubs.
-
-package unix
-
-import (
-	"runtime"
-	"syscall"
-	"unsafe"
-)
-
-const ImplementsGetwd = true
-
-func Getwd() (string, error) {
-	var buf [PathMax]byte
-	_, err := Getcwd(buf[0:])
-	if err != nil {
-		return "", err
-	}
-	n := clen(buf[:])
-	if n < 1 {
-		return "", EINVAL
-	}
-	return string(buf[:n]), nil
-}
-
-/*
- * Wrapped
- */
-
-//sysnb	getgroups(ngid int, gid *_Gid_t) (n int, err error)
-//sysnb	setgroups(ngid int, gid *_Gid_t) (err error)
-
-func Getgroups() (gids []int, err error) {
-	n, err := getgroups(0, nil)
-	if err != nil {
-		return nil, err
-	}
-	if n == 0 {
-		return nil, nil
-	}
-
-	// Sanity check group count. Max is 16 on BSD.
-	if n < 0 || n > 1000 {
-		return nil, EINVAL
-	}
-
-	a := make([]_Gid_t, n)
-	n, err = getgroups(n, &a[0])
-	if err != nil {
-		return nil, err
-	}
-	gids = make([]int, n)
-	for i, v := range a[0:n] {
-		gids[i] = int(v)
-	}
-	return
-}
-
-func Setgroups(gids []int) (err error) {
-	if len(gids) == 0 {
-		return setgroups(0, nil)
-	}
-
-	a := make([]_Gid_t, len(gids))
-	for i, v := range gids {
-		a[i] = _Gid_t(v)
-	}
-	return setgroups(len(a), &a[0])
-}
-
-// Wait status is 7 bits at bottom, either 0 (exited),
-// 0x7F (stopped), or a signal number that caused an exit.
-// The 0x80 bit is whether there was a core dump.
-// An extra number (exit code, signal causing a stop)
-// is in the high bits.
-
-type WaitStatus uint32
-
-const (
-	mask  = 0x7F
-	core  = 0x80
-	shift = 8
-
-	exited  = 0
-	killed  = 9
-	stopped = 0x7F
-)
-
-func (w WaitStatus) Exited() bool { return w&mask == exited }
-
-func (w WaitStatus) ExitStatus() int {
-	if w&mask != exited {
-		return -1
-	}
-	return int(w >> shift)
-}
-
-func (w WaitStatus) Signaled() bool { return w&mask != stopped && w&mask != 0 }
-
-func (w WaitStatus) Signal() syscall.Signal {
-	sig := syscall.Signal(w & mask)
-	if sig == stopped || sig == 0 {
-		return -1
-	}
-	return sig
-}
-
-func (w WaitStatus) CoreDump() bool { return w.Signaled() && w&core != 0 }
-
-func (w WaitStatus) Stopped() bool { return w&mask == stopped && syscall.Signal(w>>shift) != SIGSTOP }
-
-func (w WaitStatus) Killed() bool { return w&mask == killed && syscall.Signal(w>>shift) != SIGKILL }
-
-func (w WaitStatus) Continued() bool { return w&mask == stopped && syscall.Signal(w>>shift) == SIGSTOP }
-
-func (w WaitStatus) StopSignal() syscall.Signal {
-	if !w.Stopped() {
-		return -1
-	}
-	return syscall.Signal(w>>shift) & 0xFF
-}
-
-func (w WaitStatus) TrapCause() int { return -1 }
-
-//sys	wait4(pid int, wstatus *_C_int, options int, rusage *Rusage) (wpid int, err error)
-
-func Wait4(pid int, wstatus *WaitStatus, options int, rusage *Rusage) (wpid int, err error) {
-	var status _C_int
-	wpid, err = wait4(pid, &status, options, rusage)
-	if wstatus != nil {
-		*wstatus = WaitStatus(status)
-	}
-	return
-}
-
-//sys	accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error)
-//sys	bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
-//sys	connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error)
-//sysnb	socket(domain int, typ int, proto int) (fd int, err error)
-//sys	getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error)
-//sys	setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error)
-//sysnb	getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
-//sysnb	getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error)
-//sys	Shutdown(s int, how int) (err error)
-
-func (sa *SockaddrInet4) sockaddr() (unsafe.Pointer, _Socklen, error) {
-	if sa.Port < 0 || sa.Port > 0xFFFF {
-		return nil, 0, EINVAL
-	}
-	sa.raw.Len = SizeofSockaddrInet4
-	sa.raw.Family = AF_INET
-	p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port))
-	p[0] = byte(sa.Port >> 8)
-	p[1] = byte(sa.Port)
-	sa.raw.Addr = sa.Addr
-	return unsafe.Pointer(&sa.raw), _Socklen(sa.raw.Len), nil
-}
-
-func (sa *SockaddrInet6) sockaddr() (unsafe.Pointer, _Socklen, error) {
-	if sa.Port < 0 || sa.Port > 0xFFFF {
-		return nil, 0, EINVAL
-	}
-	sa.raw.Len = SizeofSockaddrInet6
-	sa.raw.Family = AF_INET6
-	p := (*[2]byte)(unsafe.Pointer(&sa.raw.Port))
-	p[0] = byte(sa.Port >> 8)
-	p[1] = byte(sa.Port)
-	sa.raw.Scope_id = sa.ZoneId
-	sa.raw.Addr = sa.Addr
-	return unsafe.Pointer(&sa.raw), _Socklen(sa.raw.Len), nil
-}
-
-func (sa *SockaddrUnix) sockaddr() (unsafe.Pointer, _Socklen, error) {
-	name := sa.Name
-	n := len(name)
-	if n >= len(sa.raw.Path) || n == 0 {
-		return nil, 0, EINVAL
-	}
-	sa.raw.Len = byte(3 + n) // 2 for Family, Len; 1 for NUL
-	sa.raw.Family = AF_UNIX
-	for i := 0; i < n; i++ {
-		sa.raw.Path[i] = int8(name[i])
-	}
-	return unsafe.Pointer(&sa.raw), _Socklen(sa.raw.Len), nil
-}
-
-func (sa *SockaddrDatalink) sockaddr() (unsafe.Pointer, _Socklen, error) {
-	if sa.Index == 0 {
-		return nil, 0, EINVAL
-	}
-	sa.raw.Len = sa.Len
-	sa.raw.Family = AF_LINK
-	sa.raw.Index = sa.Index
-	sa.raw.Type = sa.Type
-	sa.raw.Nlen = sa.Nlen
-	sa.raw.Alen = sa.Alen
-	sa.raw.Slen = sa.Slen
-	sa.raw.Data = sa.Data
-	return unsafe.Pointer(&sa.raw), SizeofSockaddrDatalink, nil
-}
-
-func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
-	switch rsa.Addr.Family {
-	case AF_LINK:
-		pp := (*RawSockaddrDatalink)(unsafe.Pointer(rsa))
-		sa := new(SockaddrDatalink)
-		sa.Len = pp.Len
-		sa.Family = pp.Family
-		sa.Index = pp.Index
-		sa.Type = pp.Type
-		sa.Nlen = pp.Nlen
-		sa.Alen = pp.Alen
-		sa.Slen = pp.Slen
-		sa.Data = pp.Data
-		return sa, nil
-
-	case AF_UNIX:
-		pp := (*RawSockaddrUnix)(unsafe.Pointer(rsa))
-		if pp.Len < 2 || pp.Len > SizeofSockaddrUnix {
-			return nil, EINVAL
-		}
-		sa := new(SockaddrUnix)
-
-		// Some BSDs include the trailing NUL in the length, whereas
-		// others do not. Work around this by subtracting the leading
-		// family and len. The path is then scanned to see if a NUL
-		// terminator still exists within the length.
-		n := int(pp.Len) - 2 // subtract leading Family, Len
-		for i := 0; i < n; i++ {
-			if pp.Path[i] == 0 {
-				// found early NUL; assume Len included the NUL
-				// or was overestimating.
-				n = i
-				break
-			}
-		}
-		sa.Name = string(unsafe.Slice((*byte)(unsafe.Pointer(&pp.Path[0])), n))
-		return sa, nil
-
-	case AF_INET:
-		pp := (*RawSockaddrInet4)(unsafe.Pointer(rsa))
-		sa := new(SockaddrInet4)
-		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
-		sa.Port = int(p[0])<<8 + int(p[1])
-		sa.Addr = pp.Addr
-		return sa, nil
-
-	case AF_INET6:
-		pp := (*RawSockaddrInet6)(unsafe.Pointer(rsa))
-		sa := new(SockaddrInet6)
-		p := (*[2]byte)(unsafe.Pointer(&pp.Port))
-		sa.Port = int(p[0])<<8 + int(p[1])
-		sa.ZoneId = pp.Scope_id
-		sa.Addr = pp.Addr
-		return sa, nil
-	}
-	return anyToSockaddrGOOS(fd, rsa)
-}
-
-func Accept(fd int) (nfd int, sa Sockaddr, err error) {
-	var rsa RawSockaddrAny
-	var len _Socklen = SizeofSockaddrAny
-	nfd, err = accept(fd, &rsa, &len)
-	if err != nil {
-		return
-	}
-	if (runtime.GOOS == "darwin" || runtime.GOOS == "ios") && len == 0 {
-		// Accepted socket has no address.
-		// This is likely due to a bug in xnu kernels,
-		// where instead of ECONNABORTED error socket
-		// is accepted, but has no address.
-		Close(nfd)
-		return 0, nil, ECONNABORTED
-	}
-	sa, err = anyToSockaddr(fd, &rsa)
-	if err != nil {
-		Close(nfd)
-		nfd = 0
-	}
-	return
-}
-
-func Getsockname(fd int) (sa Sockaddr, err error) {
-	var rsa RawSockaddrAny
-	var len _Socklen = SizeofSockaddrAny
-	if err = getsockname(fd, &rsa, &len); err != nil {
-		return
-	}
-	// TODO(jsing): DragonFly has a "bug" (see issue 3349), which should be
-	// reported upstream.
-	if runtime.GOOS == "dragonfly" && rsa.Addr.Family == AF_UNSPEC && rsa.Addr.Len == 0 {
-		rsa.Addr.Family = AF_UNIX
-		rsa.Addr.Len = SizeofSockaddrUnix
-	}
-	return anyToSockaddr(fd, &rsa)
-}
-
-//sysnb	socketpair(domain int, typ int, proto int, fd *[2]int32) (err error)
-
-// GetsockoptString returns the string value of the socket option opt for the
-// socket associated with fd at the given socket level.
-func GetsockoptString(fd, level, opt int) (string, error) {
-	buf := make([]byte, 256)
-	vallen := _Socklen(len(buf))
-	err := getsockopt(fd, level, opt, unsafe.Pointer(&buf[0]), &vallen)
-	if err != nil {
-		return "", err
-	}
-	return string(buf[:vallen-1]), nil
-}
-
-//sys	recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error)
-//sys	sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error)
-//sys	recvmsg(s int, msg *Msghdr, flags int) (n int, err error)
-
-func recvmsgRaw(fd int, iov []Iovec, oob []byte, flags int, rsa *RawSockaddrAny) (n, oobn int, recvflags int, err error) {
-	var msg Msghdr
-	msg.Name = (*byte)(unsafe.Pointer(rsa))
-	msg.Namelen = uint32(SizeofSockaddrAny)
-	var dummy byte
-	if len(oob) > 0 {
-		// receive at least one normal byte
-		if emptyIovecs(iov) {
-			var iova [1]Iovec
-			iova[0].Base = &dummy
-			iova[0].SetLen(1)
-			iov = iova[:]
-		}
-		msg.Control = (*byte)(unsafe.Pointer(&oob[0]))
-		msg.SetControllen(len(oob))
-	}
-	if len(iov) > 0 {
-		msg.Iov = &iov[0]
-		msg.SetIovlen(len(iov))
-	}
-	if n, err = recvmsg(fd, &msg, flags); err != nil {
-		return
-	}
-	oobn = int(msg.Controllen)
-	recvflags = int(msg.Flags)
-	return
-}
-
-//sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error)
-
-func sendmsgN(fd int, iov []Iovec, oob []byte, ptr unsafe.Pointer, salen _Socklen, flags int) (n int, err error) {
-	var msg Msghdr
-	msg.Name = (*byte)(unsafe.Pointer(ptr))
-	msg.Namelen = uint32(salen)
-	var dummy byte
-	var empty bool
-	if len(oob) > 0 {
-		// send at least one normal byte
-		empty = emptyIovecs(iov)
-		if empty {
-			var iova [1]Iovec
-			iova[0].Base = &dummy
-			iova[0].SetLen(1)
-			iov = iova[:]
-		}
-		msg.Control = (*byte)(unsafe.Pointer(&oob[0]))
-		msg.SetControllen(len(oob))
-	}
-	if len(iov) > 0 {
-		msg.Iov = &iov[0]
-		msg.SetIovlen(len(iov))
-	}
-	if n, err = sendmsg(fd, &msg, flags); err != nil {
-		return 0, err
-	}
-	if len(oob) > 0 && empty {
-		n = 0
-	}
-	return n, nil
-}
-
-//sys	kevent(kq int, change unsafe.Pointer, nchange int, event unsafe.Pointer, nevent int, timeout *Timespec) (n int, err error)
-
-func Kevent(kq int, changes, events []Kevent_t, timeout *Timespec) (n int, err error) {
-	var change, event unsafe.Pointer
-	if len(changes) > 0 {
-		change = unsafe.Pointer(&changes[0])
-	}
-	if len(events) > 0 {
-		event = unsafe.Pointer(&events[0])
-	}
-	return kevent(kq, change, len(changes), event, len(events), timeout)
-}
-
-// sysctlmib translates name to mib number and appends any additional args.
-func sysctlmib(name string, args ...int) ([]_C_int, error) {
-	// Translate name to mib number.
-	mib, err := nametomib(name)
-	if err != nil {
-		return nil, err
-	}
-
-	for _, a := range args {
-		mib = append(mib, _C_int(a))
-	}
-
-	return mib, nil
-}
-
-func Sysctl(name string) (string, error) {
-	return SysctlArgs(name)
-}
-
-func SysctlArgs(name string, args ...int) (string, error) {
-	buf, err := SysctlRaw(name, args...)
-	if err != nil {
-		return "", err
-	}
-	n := len(buf)
-
-	// Throw away terminating NUL.
-	if n > 0 && buf[n-1] == '\x00' {
-		n--
-	}
-	return string(buf[0:n]), nil
-}
-
-func SysctlUint32(name string) (uint32, error) {
-	return SysctlUint32Args(name)
-}
-
-func SysctlUint32Args(name string, args ...int) (uint32, error) {
-	mib, err := sysctlmib(name, args...)
-	if err != nil {
-		return 0, err
-	}
-
-	n := uintptr(4)
-	buf := make([]byte, 4)
-	if err := sysctl(mib, &buf[0], &n, nil, 0); err != nil {
-		return 0, err
-	}
-	if n != 4 {
-		return 0, EIO
-	}
-	return *(*uint32)(unsafe.Pointer(&buf[0])), nil
-}
-
-func SysctlUint64(name string, args ...int) (uint64, error) {
-	mib, err := sysctlmib(name, args...)
-	if err != nil {
-		return 0, err
-	}
-
-	n := uintptr(8)
-	buf := make([]byte, 8)
-	if err := sysctl(mib, &buf[0], &n, nil, 0); err != nil {
-		return 0, err
-	}
-	if n != 8 {
-		return 0, EIO
-	}
-	return *(*uint64)(unsafe.Pointer(&buf[0])), nil
-}
-
-func SysctlRaw(name string, args ...int) ([]byte, error) {
-	mib, err := sysctlmib(name, args...)
-	if err != nil {
-		return nil, err
-	}
-
-	// Find size.
-	n := uintptr(0)
-	if err := sysctl(mib, nil, &n, nil, 0); err != nil {
-		return nil, err
-	}
-	if n == 0 {
-		return nil, nil
-	}
-
-	// Read into buffer of that size.
-	buf := make([]byte, n)
-	if err := sysctl(mib, &buf[0], &n, nil, 0); err != nil {
-		return nil, err
-	}
-
-	// The actual call may return less than the original reported required
-	// size so ensure we deal with that.
-	return buf[:n], nil
-}
-
-func SysctlClockinfo(name string) (*Clockinfo, error) {
-	mib, err := sysctlmib(name)
-	if err != nil {
-		return nil, err
-	}
-
-	n := uintptr(SizeofClockinfo)
-	var ci Clockinfo
-	if err := sysctl(mib, (*byte)(unsafe.Pointer(&ci)), &n, nil, 0); err != nil {
-		return nil, err
-	}
-	if n != SizeofClockinfo {
-		return nil, EIO
-	}
-	return &ci, nil
-}
-
-func SysctlTimeval(name string) (*Timeval, error) {
-	mib, err := sysctlmib(name)
-	if err != nil {
-		return nil, err
-	}
-
-	var tv Timeval
-	n := uintptr(unsafe.Sizeof(tv))
-	if err := sysctl(mib, (*byte)(unsafe.Pointer(&tv)), &n, nil, 0); err != nil {
-		return nil, err
-	}
-	if n != unsafe.Sizeof(tv) {
-		return nil, EIO
-	}
-	return &tv, nil
-}
-
-//sys	utimes(path string, timeval *[2]Timeval) (err error)
-
-func Utimes(path string, tv []Timeval) error {
-	if tv == nil {
-		return utimes(path, nil)
-	}
-	if len(tv) != 2 {
-		return EINVAL
-	}
-	return utimes(path, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
-}
-
-func UtimesNano(path string, ts []Timespec) error {
-	if ts == nil {
-		err := utimensat(AT_FDCWD, path, nil, 0)
-		if err != ENOSYS {
-			return err
-		}
-		return utimes(path, nil)
-	}
-	if len(ts) != 2 {
-		return EINVAL
-	}
-	err := utimensat(AT_FDCWD, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), 0)
-	if err != ENOSYS {
-		return err
-	}
-	// Not as efficient as it could be because Timespec and
-	// Timeval have different types in the different OSes
-	tv := [2]Timeval{
-		NsecToTimeval(TimespecToNsec(ts[0])),
-		NsecToTimeval(TimespecToNsec(ts[1])),
-	}
-	return utimes(path, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
-}
-
-func UtimesNanoAt(dirfd int, path string, ts []Timespec, flags int) error {
-	if ts == nil {
-		return utimensat(dirfd, path, nil, flags)
-	}
-	if len(ts) != 2 {
-		return EINVAL
-	}
-	return utimensat(dirfd, path, (*[2]Timespec)(unsafe.Pointer(&ts[0])), flags)
-}
-
-//sys	futimes(fd int, timeval *[2]Timeval) (err error)
-
-func Futimes(fd int, tv []Timeval) error {
-	if tv == nil {
-		return futimes(fd, nil)
-	}
-	if len(tv) != 2 {
-		return EINVAL
-	}
-	return futimes(fd, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
-}
-
-//sys	poll(fds *PollFd, nfds int, timeout int) (n int, err error)
-
-func Poll(fds []PollFd, timeout int) (n int, err error) {
-	if len(fds) == 0 {
-		return poll(nil, 0, timeout)
-	}
-	return poll(&fds[0], len(fds), timeout)
-}
-
-// TODO: wrap
-//	Acct(name nil-string) (err error)
-//	Gethostuuid(uuid *byte, timeout *Timespec) (err error)
-//	Ptrace(req int, pid int, addr uintptr, data int) (ret uintptr, err error)
-
-var mapper = &mmapper{
-	active: make(map[*byte][]byte),
-	mmap:   mmap,
-	munmap: munmap,
-}
-
-func Mmap(fd int, offset int64, length int, prot int, flags int) (data []byte, err error) {
-	return mapper.Mmap(fd, offset, length, prot, flags)
-}
-
-func Munmap(b []byte) (err error) {
-	return mapper.Munmap(b)
-}
-
-//sys	Madvise(b []byte, behav int) (err error)
-//sys	Mlock(b []byte) (err error)
-//sys	Mlockall(flags int) (err error)
-//sys	Mprotect(b []byte, prot int) (err error)
-//sys	Msync(b []byte, flags int) (err error)
-//sys	Munlock(b []byte) (err error)
-//sys	Munlockall() (err error)