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  1. // Copyright 2016 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. package ipv4
  5. import (
  6. "syscall"
  7. "unsafe"
  8. )
  9. func getsockopt(s uintptr, level, name int, v unsafe.Pointer, l *uint32) error {
  10. return syscall.Getsockopt(syscall.Handle(s), int32(level), int32(name), (*byte)(v), (*int32)(unsafe.Pointer(l)))
  11. }
  12. func setsockopt(s uintptr, level, name int, v unsafe.Pointer, l uint32) error {
  13. return syscall.Setsockopt(syscall.Handle(s), int32(level), int32(name), (*byte)(v), int32(l))
  14. }