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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;
func Len(s *Sockaddr) int64 {
switch s.family {
case AF_UNIX:
return SizeofSockaddrUnix;
case AF_INET:
return SizeofSockaddrInet4;
case AF_INET6:
return SizeofSockaddrInet6
}
return 0
}
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), Len(sa));
return r1, e
}
export func bind(fd int64, sa *Sockaddr) (ret int64, err int64) {
r1, r2, e := Syscall(SYS_BIND, fd, SockaddrPtr(sa), Len(sa));
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 = uint64(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(GETSOCKOPT, fd, level, opt, valueptr, lenptr, 0);
return r1, err;
}
*/
export func epoll_create(size int64) (ret int64, errno int64) {
r1, r2, err := syscall.Syscall(SYS_EPOLL_CREATE, size, 0, 0);
return r1, err
}
export func epoll_ctl(epfd, op, fd int64, ev *EpollEvent) int64 {
r1, r2, err := syscall.Syscall6(SYS_EPOLL_CTL, epfd, op, fd, EpollEventPtr(ev), 0, 0);
return err
}
export func epoll_wait(epfd int64, ev *[]EpollEvent, msec int64) (ret int64, err int64) {
var evptr, nev int64;
if ev != nil && len(ev) > 0 {
nev = int64(len(ev));
evptr = EpollEventPtr(&ev[0])
}
r1, r2, err1 := syscall.Syscall6(SYS_EPOLL_WAIT, epfd, evptr, nev, msec, 0, 0);
return r1, err1
}
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