sys_linux.go 761 B

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  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. // +build linux,!s390x,!386
  5. package socket
  6. import (
  7. "syscall"
  8. "unsafe"
  9. )
  10. func probeProtocolStack() int {
  11. var p uintptr
  12. return int(unsafe.Sizeof(p))
  13. }
  14. func recvmmsg(s uintptr, hs []mmsghdr, flags int) (int, error) {
  15. n, _, errno := syscall.Syscall6(sysRECVMMSG, s, uintptr(unsafe.Pointer(&hs[0])), uintptr(len(hs)), uintptr(flags), 0, 0)
  16. return int(n), errnoErr(errno)
  17. }
  18. func sendmmsg(s uintptr, hs []mmsghdr, flags int) (int, error) {
  19. n, _, errno := syscall.Syscall6(sysSENDMMSG, s, uintptr(unsafe.Pointer(&hs[0])), uintptr(len(hs)), uintptr(flags), 0, 0)
  20. return int(n), errnoErr(errno)
  21. }