vendor: Mega update all dependencies
GitHub-Pull-Request: https://github.com/syncthing/syncthing/pull/4080
This commit is contained in:
266
vendor/golang.org/x/sys/unix/syscall_linux.go
generated
vendored
266
vendor/golang.org/x/sys/unix/syscall_linux.go
generated
vendored
@@ -69,10 +69,10 @@ func Ppoll(fds []PollFd, timeout *Timespec, sigmask *Sigset_t) (n int, err error
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return ppoll(&fds[0], len(fds), timeout, sigmask)
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}
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//sys readlinkat(dirfd int, path string, buf []byte) (n int, err error)
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//sys Readlinkat(dirfd int, path string, buf []byte) (n int, err error)
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func Readlink(path string, buf []byte) (n int, err error) {
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return readlinkat(AT_FDCWD, path, buf)
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return Readlinkat(AT_FDCWD, path, buf)
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}
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func Rename(oldpath string, newpath string) (err error) {
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@@ -80,24 +80,20 @@ func Rename(oldpath string, newpath string) (err error) {
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}
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func Rmdir(path string) error {
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return unlinkat(AT_FDCWD, path, AT_REMOVEDIR)
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return Unlinkat(AT_FDCWD, path, AT_REMOVEDIR)
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}
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//sys symlinkat(oldpath string, newdirfd int, newpath string) (err error)
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//sys Symlinkat(oldpath string, newdirfd int, newpath string) (err error)
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func Symlink(oldpath string, newpath string) (err error) {
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return symlinkat(oldpath, AT_FDCWD, newpath)
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return Symlinkat(oldpath, AT_FDCWD, newpath)
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}
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func Unlink(path string) error {
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return unlinkat(AT_FDCWD, path, 0)
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return Unlinkat(AT_FDCWD, path, 0)
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}
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//sys unlinkat(dirfd int, path string, flags int) (err error)
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func Unlinkat(dirfd int, path string, flags int) error {
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return unlinkat(dirfd, path, flags)
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}
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//sys Unlinkat(dirfd int, path string, flags int) (err error)
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//sys utimes(path string, times *[2]Timeval) (err error)
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@@ -143,8 +139,7 @@ func UtimesNano(path string, ts []Timespec) error {
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// in 2.6.22, Released, 8 July 2007) then fall back to utimes
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var tv [2]Timeval
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for i := 0; i < 2; i++ {
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tv[i].Sec = ts[i].Sec
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tv[i].Usec = ts[i].Nsec / 1000
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tv[i] = NsecToTimeval(TimespecToNsec(ts[i]))
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}
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return utimes(path, (*[2]Timeval)(unsafe.Pointer(&tv[0])))
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}
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@@ -416,6 +411,168 @@ func (sa *SockaddrHCI) sockaddr() (unsafe.Pointer, _Socklen, error) {
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return unsafe.Pointer(&sa.raw), SizeofSockaddrHCI, nil
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}
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// SockaddrCAN implements the Sockaddr interface for AF_CAN type sockets.
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// The RxID and TxID fields are used for transport protocol addressing in
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// (CAN_TP16, CAN_TP20, CAN_MCNET, and CAN_ISOTP), they can be left with
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// zero values for CAN_RAW and CAN_BCM sockets as they have no meaning.
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//
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// The SockaddrCAN struct must be bound to the socket file descriptor
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// using Bind before the CAN socket can be used.
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//
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// // Read one raw CAN frame
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// fd, _ := Socket(AF_CAN, SOCK_RAW, CAN_RAW)
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// addr := &SockaddrCAN{Ifindex: index}
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// Bind(fd, addr)
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// frame := make([]byte, 16)
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// Read(fd, frame)
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//
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// The full SocketCAN documentation can be found in the linux kernel
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// archives at: https://www.kernel.org/doc/Documentation/networking/can.txt
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type SockaddrCAN struct {
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Ifindex int
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RxID uint32
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TxID uint32
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raw RawSockaddrCAN
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}
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func (sa *SockaddrCAN) sockaddr() (unsafe.Pointer, _Socklen, error) {
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if sa.Ifindex < 0 || sa.Ifindex > 0x7fffffff {
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return nil, 0, EINVAL
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}
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sa.raw.Family = AF_CAN
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sa.raw.Ifindex = int32(sa.Ifindex)
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rx := (*[4]byte)(unsafe.Pointer(&sa.RxID))
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for i := 0; i < 4; i++ {
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sa.raw.Addr[i] = rx[i]
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}
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tx := (*[4]byte)(unsafe.Pointer(&sa.TxID))
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for i := 0; i < 4; i++ {
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sa.raw.Addr[i+4] = tx[i]
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}
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return unsafe.Pointer(&sa.raw), SizeofSockaddrCAN, nil
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}
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// SockaddrALG implements the Sockaddr interface for AF_ALG type sockets.
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// SockaddrALG enables userspace access to the Linux kernel's cryptography
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// subsystem. The Type and Name fields specify which type of hash or cipher
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// should be used with a given socket.
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//
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// To create a file descriptor that provides access to a hash or cipher, both
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// Bind and Accept must be used. Once the setup process is complete, input
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// data can be written to the socket, processed by the kernel, and then read
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// back as hash output or ciphertext.
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//
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// Here is an example of using an AF_ALG socket with SHA1 hashing.
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// The initial socket setup process is as follows:
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//
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// // Open a socket to perform SHA1 hashing.
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// fd, _ := unix.Socket(unix.AF_ALG, unix.SOCK_SEQPACKET, 0)
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// addr := &unix.SockaddrALG{Type: "hash", Name: "sha1"}
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// unix.Bind(fd, addr)
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// // Note: unix.Accept does not work at this time; must invoke accept()
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// // manually using unix.Syscall.
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// hashfd, _, _ := unix.Syscall(unix.SYS_ACCEPT, uintptr(fd), 0, 0)
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//
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// Once a file descriptor has been returned from Accept, it may be used to
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// perform SHA1 hashing. The descriptor is not safe for concurrent use, but
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// may be re-used repeatedly with subsequent Write and Read operations.
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//
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// When hashing a small byte slice or string, a single Write and Read may
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// be used:
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//
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// // Assume hashfd is already configured using the setup process.
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// hash := os.NewFile(hashfd, "sha1")
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// // Hash an input string and read the results. Each Write discards
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// // previous hash state. Read always reads the current state.
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// b := make([]byte, 20)
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// for i := 0; i < 2; i++ {
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// io.WriteString(hash, "Hello, world.")
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// hash.Read(b)
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// fmt.Println(hex.EncodeToString(b))
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// }
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// // Output:
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// // 2ae01472317d1935a84797ec1983ae243fc6aa28
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// // 2ae01472317d1935a84797ec1983ae243fc6aa28
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//
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// For hashing larger byte slices, or byte streams such as those read from
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// a file or socket, use Sendto with MSG_MORE to instruct the kernel to update
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// the hash digest instead of creating a new one for a given chunk and finalizing it.
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//
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// // Assume hashfd and addr are already configured using the setup process.
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// hash := os.NewFile(hashfd, "sha1")
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// // Hash the contents of a file.
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// f, _ := os.Open("/tmp/linux-4.10-rc7.tar.xz")
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// b := make([]byte, 4096)
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// for {
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// n, err := f.Read(b)
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// if err == io.EOF {
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// break
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// }
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// unix.Sendto(hashfd, b[:n], unix.MSG_MORE, addr)
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// }
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// hash.Read(b)
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// fmt.Println(hex.EncodeToString(b))
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// // Output: 85cdcad0c06eef66f805ecce353bec9accbeecc5
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//
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// For more information, see: http://www.chronox.de/crypto-API/crypto/userspace-if.html.
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type SockaddrALG struct {
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Type string
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Name string
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Feature uint32
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Mask uint32
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raw RawSockaddrALG
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}
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func (sa *SockaddrALG) sockaddr() (unsafe.Pointer, _Socklen, error) {
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// Leave room for NUL byte terminator.
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if len(sa.Type) > 13 {
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return nil, 0, EINVAL
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}
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if len(sa.Name) > 63 {
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return nil, 0, EINVAL
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}
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sa.raw.Family = AF_ALG
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sa.raw.Feat = sa.Feature
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sa.raw.Mask = sa.Mask
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typ, err := ByteSliceFromString(sa.Type)
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if err != nil {
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return nil, 0, err
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}
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name, err := ByteSliceFromString(sa.Name)
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if err != nil {
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return nil, 0, err
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}
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copy(sa.raw.Type[:], typ)
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copy(sa.raw.Name[:], name)
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return unsafe.Pointer(&sa.raw), SizeofSockaddrALG, nil
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}
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// SockaddrVM implements the Sockaddr interface for AF_VSOCK type sockets.
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// SockaddrVM provides access to Linux VM sockets: a mechanism that enables
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// bidirectional communication between a hypervisor and its guest virtual
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// machines.
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type SockaddrVM struct {
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// CID and Port specify a context ID and port address for a VM socket.
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// Guests have a unique CID, and hosts may have a well-known CID of:
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// - VMADDR_CID_HYPERVISOR: refers to the hypervisor process.
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// - VMADDR_CID_HOST: refers to other processes on the host.
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CID uint32
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Port uint32
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raw RawSockaddrVM
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}
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func (sa *SockaddrVM) sockaddr() (unsafe.Pointer, _Socklen, error) {
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sa.raw.Family = AF_VSOCK
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sa.raw.Port = sa.Port
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sa.raw.Cid = sa.CID
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return unsafe.Pointer(&sa.raw), SizeofSockaddrVM, nil
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}
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func anyToSockaddr(rsa *RawSockaddrAny) (Sockaddr, error) {
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switch rsa.Addr.Family {
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case AF_NETLINK:
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@@ -485,6 +642,14 @@ func anyToSockaddr(rsa *RawSockaddrAny) (Sockaddr, error) {
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sa.Addr[i] = pp.Addr[i]
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}
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return sa, nil
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case AF_VSOCK:
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pp := (*RawSockaddrVM)(unsafe.Pointer(rsa))
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sa := &SockaddrVM{
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CID: pp.Cid,
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Port: pp.Port,
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}
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return sa, nil
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}
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return nil, EAFNOSUPPORT
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}
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@@ -579,6 +744,13 @@ func GetsockoptUcred(fd, level, opt int) (*Ucred, error) {
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return &value, err
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}
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func GetsockoptTCPInfo(fd, level, opt int) (*TCPInfo, error) {
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var value TCPInfo
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vallen := _Socklen(SizeofTCPInfo)
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err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen)
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return &value, err
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}
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func SetsockoptIPMreqn(fd, level, opt int, mreq *IPMreqn) (err error) {
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return setsockopt(fd, level, opt, unsafe.Pointer(mreq), unsafe.Sizeof(*mreq))
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}
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@@ -716,6 +888,10 @@ func PtracePeekData(pid int, addr uintptr, out []byte) (count int, err error) {
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return ptracePeek(PTRACE_PEEKDATA, pid, addr, out)
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}
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func PtracePeekUser(pid int, addr uintptr, out []byte) (count int, err error) {
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return ptracePeek(PTRACE_PEEKUSR, pid, addr, out)
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}
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func ptracePoke(pokeReq int, peekReq int, pid int, addr uintptr, data []byte) (count int, err error) {
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// As for ptracePeek, we need to align our accesses to deal
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// with the possibility of straddling an invalid page.
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@@ -814,38 +990,24 @@ func Reboot(cmd int) (err error) {
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return reboot(LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, cmd, "")
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}
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func clen(n []byte) int {
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for i := 0; i < len(n); i++ {
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if n[i] == 0 {
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return i
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}
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}
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return len(n)
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}
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func ReadDirent(fd int, buf []byte) (n int, err error) {
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return Getdents(fd, buf)
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}
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func ParseDirent(buf []byte, max int, names []string) (consumed int, count int, newnames []string) {
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origlen := len(buf)
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count = 0
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for max != 0 && len(buf) > 0 {
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dirent := (*Dirent)(unsafe.Pointer(&buf[0]))
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buf = buf[dirent.Reclen:]
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if dirent.Ino == 0 { // File absent in directory.
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continue
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}
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bytes := (*[10000]byte)(unsafe.Pointer(&dirent.Name[0]))
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var name = string(bytes[0:clen(bytes[:])])
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if name == "." || name == ".." { // Useless names
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continue
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}
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max--
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count++
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names = append(names, name)
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func direntIno(buf []byte) (uint64, bool) {
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return readInt(buf, unsafe.Offsetof(Dirent{}.Ino), unsafe.Sizeof(Dirent{}.Ino))
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}
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func direntReclen(buf []byte) (uint64, bool) {
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return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen))
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}
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func direntNamlen(buf []byte) (uint64, bool) {
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reclen, ok := direntReclen(buf)
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if !ok {
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return 0, false
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}
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return origlen - len(buf), count, names
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return reclen - uint64(unsafe.Offsetof(Dirent{}.Name)), true
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}
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//sys mount(source string, target string, fstype string, flags uintptr, data *byte) (err error)
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@@ -903,7 +1065,9 @@ func Getpgrp() (pid int) {
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//sysnb Getpid() (pid int)
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//sysnb Getppid() (ppid int)
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//sys Getpriority(which int, who int) (prio int, err error)
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//sys Getrandom(buf []byte, flags int) (n int, err error)
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//sysnb Getrusage(who int, rusage *Rusage) (err error)
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//sysnb Getsid(pid int) (sid int, err error)
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//sysnb Gettid() (tid int)
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//sys Getxattr(path string, attr string, dest []byte) (sz int, err error)
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//sys InotifyAddWatch(fd int, pathname string, mask uint32) (watchdesc int, err error)
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@@ -916,7 +1080,7 @@ func Getpgrp() (pid int) {
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//sys Mknodat(dirfd int, path string, mode uint32, dev int) (err error)
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//sys Nanosleep(time *Timespec, leftover *Timespec) (err error)
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//sys PivotRoot(newroot string, putold string) (err error) = SYS_PIVOT_ROOT
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//sysnb prlimit(pid int, resource int, old *Rlimit, newlimit *Rlimit) (err error) = SYS_PRLIMIT64
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//sysnb prlimit(pid int, resource int, newlimit *Rlimit, old *Rlimit) (err error) = SYS_PRLIMIT64
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//sys Prctl(option int, arg2 uintptr, arg3 uintptr, arg4 uintptr, arg5 uintptr) (err error)
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//sys read(fd int, p []byte) (n int, err error)
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//sys Removexattr(path string, attr string) (err error)
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@@ -982,6 +1146,25 @@ func Munmap(b []byte) (err error) {
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//sys Mlockall(flags int) (err error)
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//sys Munlockall() (err error)
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// Vmsplice splices user pages from a slice of Iovecs into a pipe specified by fd,
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// using the specified flags.
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func Vmsplice(fd int, iovs []Iovec, flags int) (int, error) {
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n, _, errno := Syscall6(
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SYS_VMSPLICE,
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uintptr(fd),
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uintptr(unsafe.Pointer(&iovs[0])),
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uintptr(len(iovs)),
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uintptr(flags),
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0,
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0,
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)
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if errno != 0 {
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return 0, syscall.Errno(errno)
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}
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return int(n), nil
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}
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/*
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* Unimplemented
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*/
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@@ -1109,7 +1292,6 @@ func Munmap(b []byte) (err error) {
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// Utimensat
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// Vfork
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// Vhangup
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// Vmsplice
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// Vserver
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// Waitid
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// _Sysctl
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