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117 lines
3.1 KiB
Go
117 lines
3.1 KiB
Go
// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Low-level socket interface.
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// Only for implementing net package.
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// DO NOT USE DIRECTLY.
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package syscall
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import "syscall"
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export func SockaddrToSockaddrInet4(s *Sockaddr) *SockaddrInet4;
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export func SockaddrToSockaddrInet6(s *Sockaddr) *SockaddrInet6;
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export func SockaddrInet4ToSockaddr(s *SockaddrInet4) *Sockaddr;
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export func SockaddrInet6ToSockaddr(s *SockaddrInet6) *Sockaddr;
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func Len(s *Sockaddr) int64 {
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switch s.family {
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case AF_UNIX:
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return SizeofSockaddrUnix;
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case AF_INET:
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return SizeofSockaddrInet4;
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case AF_INET6:
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return SizeofSockaddrInet6
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}
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return 0
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}
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export func socket(domain, proto, typ int64) (ret int64, err int64) {
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r1, r2, e := Syscall(SYS_SOCKET, domain, proto, typ);
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return r1, e
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}
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export func connect(fd int64, sa *Sockaddr) (ret int64, err int64) {
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r1, r2, e := Syscall(SYS_CONNECT, fd, SockaddrPtr(sa), Len(sa));
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return r1, e
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}
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export func bind(fd int64, sa *Sockaddr) (ret int64, err int64) {
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r1, r2, e := Syscall(SYS_BIND, fd, SockaddrPtr(sa), Len(sa));
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return r1, e
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}
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export func listen(fd, n int64) (ret int64, err int64) {
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r1, r2, e := Syscall(SYS_LISTEN, fd, n, 0);
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return r1, e
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}
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export func accept(fd int64, sa *Sockaddr) (ret int64, err int64) {
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n := SizeofSockaddr;
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r1, r2, e := Syscall(SYS_ACCEPT, fd, SockaddrPtr(sa), Int32Ptr(&n));
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return r1, e
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}
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export func setsockopt(fd, level, opt, valueptr, length int64) (ret int64, err int64) {
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if fd < 0 {
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return -1, EINVAL
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}
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r1, r2, e := Syscall6(SYS_SETSOCKOPT, fd, level, opt, valueptr, length, 0);
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return r1, e
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}
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export func setsockopt_int(fd, level, opt int64, value int) int64 {
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n := int(opt);
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r1, e := setsockopt(fd, level, opt, Int32Ptr(&n), 4);
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return e
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}
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export func setsockopt_tv(fd, level, opt, nsec int64) int64 {
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var tv Timeval;
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nsec += 999;
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tv.sec = int64(nsec/1000000000);
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tv.usec = uint64(nsec%1000000000);
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r1, e := setsockopt(fd, level, opt, TimevalPtr(&tv), 4);
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return e
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}
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export func setsockopt_linger(fd, level, opt int64, sec int) int64 {
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var l Linger;
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if sec != 0 {
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l.yes = 1;
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l.sec = sec
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} else {
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l.yes = 0;
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l.sec = 0
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}
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r1, err := setsockopt(fd, level, opt, LingerPtr(&l), 8);
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return err
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}
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/*
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export func getsockopt(fd, level, opt, valueptr, lenptr int64) (ret int64, errno int64) {
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r1, r2, err := Syscall6(GETSOCKOPT, fd, level, opt, valueptr, lenptr, 0);
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return r1, err;
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}
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*/
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export func epoll_create(size int64) (ret int64, errno int64) {
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r1, r2, err := syscall.Syscall(SYS_EPOLL_CREATE, size, 0, 0);
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return r1, err
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}
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export func epoll_ctl(epfd, op, fd int64, ev *EpollEvent) int64 {
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r1, r2, err := syscall.Syscall6(SYS_EPOLL_CTL, epfd, op, fd, EpollEventPtr(ev), 0, 0);
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return err
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}
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export func epoll_wait(epfd int64, ev *[]EpollEvent, msec int64) (ret int64, err int64) {
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var evptr, nev int64;
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if ev != nil && len(ev) > 0 {
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nev = int64(len(ev));
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evptr = EpollEventPtr(&ev[0])
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}
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r1, r2, err1 := syscall.Syscall6(SYS_EPOLL_WAIT, epfd, evptr, nev, msec, 0, 0);
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return r1, err1
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}
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