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syscall, net: Add Recvmsg and Sendmsg on Linux.

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Working on issue 1101.

R=rsc
CC=golang-dev
https://golang.org/cl/2331044
This commit is contained in:
Albert Strasheim 2010-12-07 13:40:14 -05:00 • committed by Russ Cox
parent ed7c3f3127
commit cf6c212197
11 changed files with 326 additions and 5 deletions
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22
src/pkg/syscall/syscall_linux_386.go
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@ -151,6 +151,16 @@ func sendto(s int, p []byte, flags int, to uintptr, addrlen _Socklen) (errno int
return
}
func recvmsg(s int, msg *Msghdr, flags int) (n int, errno int) {
n, errno = socketcall(_RECVMSG, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags), 0, 0, 0)
return
}
func sendmsg(s int, msg *Msghdr, flags int) (errno int) {
_, errno = socketcall(_SENDMSG, uintptr(s), uintptr(unsafe.Pointer(msg)), uintptr(flags), 0, 0, 0)
return
}
func Listen(s int, n int) (errno int) {
_, errno = socketcall(_LISTEN, uintptr(s), uintptr(n), 0, 0, 0, 0)
return
@ -176,3 +186,15 @@ func Statfs(path string, buf *Statfs_t) (errno int) {
func (r *PtraceRegs) PC() uint64 { return uint64(uint32(r.Eip)) }
func (r *PtraceRegs) SetPC(pc uint64) { r.Eip = int32(pc) }
func (iov *Iovec) SetLen(length int) {
iov.Len = uint32(length)
}
func (msghdr *Msghdr) SetControllen(length int) {
msghdr.Controllen = uint32(length)
}
func (cmsg *Cmsghdr) SetLen(length int) {
cmsg.Len = uint32(length)
}