| David K. Bainbridge | 215e024 | 2017-09-05 23:18:24 -0700 | [diff] [blame] | 1 | // Copyright 2017 The Go Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style |
| 3 | // license that can be found in the LICENSE file. |
| 4 | |
| 5 | // +build linux,!s390x,!386 |
| 6 | |
| 7 | package socket |
| 8 | |
| 9 | import ( |
| 10 | "syscall" |
| 11 | "unsafe" |
| 12 | ) |
| 13 | |
| 14 | func probeProtocolStack() int { |
| 15 | var p uintptr |
| 16 | return int(unsafe.Sizeof(p)) |
| 17 | } |
| 18 | |
| 19 | func recvmmsg(s uintptr, hs []mmsghdr, flags int) (int, error) { |
| 20 | n, _, errno := syscall.Syscall6(sysRECVMMSG, s, uintptr(unsafe.Pointer(&hs[0])), uintptr(len(hs)), uintptr(flags), 0, 0) |
| 21 | return int(n), errnoErr(errno) |
| 22 | } |
| 23 | |
| 24 | func sendmmsg(s uintptr, hs []mmsghdr, flags int) (int, error) { |
| 25 | n, _, errno := syscall.Syscall6(sysSENDMMSG, s, uintptr(unsafe.Pointer(&hs[0])), uintptr(len(hs)), uintptr(flags), 0, 0) |
| 26 | return int(n), errnoErr(errno) |
| 27 | } |