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// 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.
// Low-level socket interface.
// Only for implementing net package.
// DO NOT USE DIRECTLY.
package syscall
import "syscall"
export func SockaddrToSockaddrInet4(s *Sockaddr) *SockaddrInet4;
export func SockaddrToSockaddrInet6(s *Sockaddr) *SockaddrInet6;
export func SockaddrInet4ToSockaddr(s *SockaddrInet4) *Sockaddr;
export func SockaddrInet6ToSockaddr(s *SockaddrInet6) *Sockaddr;
export func socket(domain, proto, typ int64) (ret int64, err int64) {
r1, r2, e := Syscall(SYS_SOCKET, domain, proto, typ);
return r1, e
}
export func connect(fd int64, sa *Sockaddr) (ret int64, err int64) {
r1, r2, e := Syscall(SYS_CONNECT, fd, SockaddrPtr(sa), int64(sa.len));
return r1, e
}
export func bind(fd int64, sa *Sockaddr) (ret int64, err int64) {
r1, r2, e := Syscall(SYS_BIND, fd, SockaddrPtr(sa), int64(sa.len));
return r1, e
}
export func listen(fd, n int64) (ret int64, err int64) {
r1, r2, e := Syscall(SYS_LISTEN, fd, n, 0);
return r1, e
}
export func accept(fd int64, sa *Sockaddr) (ret int64, err int64) {
n := SizeofSockaddr;
r1, r2, e := Syscall(SYS_ACCEPT, fd, SockaddrPtr(sa), Int32Ptr(&n));
return r1, e
}
export func setsockopt(fd, level, opt, valueptr, length int64) (ret int64, err int64) {
if fd < 0 {
return -1, EINVAL
}
r1, r2, e := Syscall6(SYS_SETSOCKOPT, fd, level, opt, valueptr, length, 0);
return r1, e
}
export func setsockopt_int(fd, level, opt int64, value int) int64 {
n := int32(opt);
r1, e := setsockopt(fd, level, opt, Int32Ptr(&n), 4);
return e
}
export func setsockopt_tv(fd, level, opt, nsec int64) int64 {
var tv Timeval;
nsec += 999;
tv.sec = int64(nsec/1000000000);
tv.usec = uint32(nsec%1000000000);
r1, e := setsockopt(fd, level, opt, TimevalPtr(&tv), 4);
return e
}
export func setsockopt_linger(fd, level, opt int64, sec int) int64 {
var l Linger;
if sec != 0 {
l.yes = 1;
l.sec = sec
} else {
l.yes = 0;
l.sec = 0
}
r1, err := setsockopt(fd, level, opt, LingerPtr(&l), 8);
return err
}
/*
export func getsockopt(fd, level, opt, valueptr, lenptr int64) (ret int64, errno int64) {
r1, r2, err := Syscall6(SYS_GETSOCKOPT, fd, level, opt, valueptr, lenptr, 0);
return r1, err;
}
*/
export func kqueue() (ret int64, errno int64) {
r1, r2, err := Syscall(SYS_KQUEUE, 0, 0, 0);
return r1, err
}
export func kevent(kq int64, changes, events *[]Kevent, timeout *Timespec) (ret int64, errno int64) {
var nchange, changeptr, nevent, eventptr int64;
nchange = 0;
changeptr = 0;
nevent = 0;
eventptr = 0;
if changes != nil && len(changes) > 0 {
changeptr = KeventPtr(&changes[0]);
nchange = int64(len(changes))
}
if events != nil && len(events) > 0 {
eventptr = KeventPtr(&events[0]);
nevent = int64(len(events))
}
r1, r2, err := Syscall6(SYS_KEVENT, kq, changeptr, nchange,
eventptr, nevent, TimespecPtr(timeout));
return r1, err
}
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