diff options
Diffstat (limited to 'vendor/golang.org/x/sys/unix/syscall_unix.go')
-rw-r--r-- | vendor/golang.org/x/sys/unix/syscall_unix.go | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/vendor/golang.org/x/sys/unix/syscall_unix.go b/vendor/golang.org/x/sys/unix/syscall_unix.go index cf296a243..70508afc1 100644 --- a/vendor/golang.org/x/sys/unix/syscall_unix.go +++ b/vendor/golang.org/x/sys/unix/syscall_unix.go @@ -177,6 +177,30 @@ func Write(fd int, p []byte) (n int, err error) { return } +func Pread(fd int, p []byte, offset int64) (n int, err error) { + n, err = pread(fd, p, offset) + if raceenabled { + if n > 0 { + raceWriteRange(unsafe.Pointer(&p[0]), n) + } + if err == nil { + raceAcquire(unsafe.Pointer(&ioSync)) + } + } + return +} + +func Pwrite(fd int, p []byte, offset int64) (n int, err error) { + if raceenabled { + raceReleaseMerge(unsafe.Pointer(&ioSync)) + } + n, err = pwrite(fd, p, offset) + 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 @@ -313,6 +337,33 @@ func Recvfrom(fd int, p []byte, flags int) (n int, from Sockaddr, err error) { return } +func Recvmsg(fd int, p, oob []byte, flags int) (n, oobn int, recvflags int, from Sockaddr, err error) { + var rsa RawSockaddrAny + n, oobn, recvflags, err = recvmsgRaw(fd, p, oob, flags, &rsa) + // source address is only specified if the socket is unconnected + if rsa.Addr.Family != AF_UNSPEC { + from, err = anyToSockaddr(fd, &rsa) + } + return +} + +func Sendmsg(fd int, p, oob []byte, to Sockaddr, flags int) (err error) { + _, err = SendmsgN(fd, p, oob, to, flags) + return +} + +func SendmsgN(fd int, p, oob []byte, to Sockaddr, flags int) (n int, err error) { + var ptr unsafe.Pointer + var salen _Socklen + if to != nil { + ptr, salen, err = to.sockaddr() + if err != nil { + return 0, err + } + } + return sendmsgN(fd, p, oob, ptr, salen, flags) +} + func Send(s int, buf []byte, flags int) (err error) { return sendto(s, buf, flags, nil, 0) } |