diff options
Diffstat (limited to 'vendor/github.com/google/gopacket/afpacket/sockopt_linux.go')
-rw-r--r-- | vendor/github.com/google/gopacket/afpacket/sockopt_linux.go | 58 |
1 files changed, 0 insertions, 58 deletions
diff --git a/vendor/github.com/google/gopacket/afpacket/sockopt_linux.go b/vendor/github.com/google/gopacket/afpacket/sockopt_linux.go deleted file mode 100644 index c53e1cc..0000000 --- a/vendor/github.com/google/gopacket/afpacket/sockopt_linux.go +++ /dev/null @@ -1,58 +0,0 @@ -// Copyright 2012 Google, Inc. All rights reserved. -// -// Use of this source code is governed by a BSD-style license -// that can be found in the LICENSE file in the root of the source -// tree. - -// +build linux - -package afpacket - -import ( - "unsafe" - - "golang.org/x/sys/unix" -) - -// setsockopt provides access to the setsockopt syscall. -func setsockopt(fd, level, name int, val unsafe.Pointer, vallen uintptr) error { - _, _, errno := unix.Syscall6( - unix.SYS_SETSOCKOPT, - uintptr(fd), - uintptr(level), - uintptr(name), - uintptr(val), - vallen, - 0, - ) - if errno != 0 { - return error(errno) - } - - return nil -} - -// getsockopt provides access to the getsockopt syscall. -func getsockopt(fd, level, name int, val unsafe.Pointer, vallen uintptr) error { - _, _, errno := unix.Syscall6( - unix.SYS_GETSOCKOPT, - uintptr(fd), - uintptr(level), - uintptr(name), - uintptr(val), - vallen, - 0, - ) - if errno != 0 { - return error(errno) - } - - return nil -} - -// htons converts a short (uint16) from host-to-network byte order. -// Thanks to mikioh for this neat trick: -// https://github.com/mikioh/-stdyng/blob/master/afpacket.go -func htons(i uint16) uint16 { - return (i<<8)&0xff00 | i>>8 -} |