Sync the latest version from R8.

[mirror_edk2.git] / MdeModulePkg / Universal / Network / Ip4Dxe / Ip4Option.h

/** @file\r
\r
Copyright (c) 2005 - 2006, Intel Corporation\r
All rights reserved. This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution.  The full text of the license may be found at\r
http://opensource.org/licenses/bsd-license.php\r
\r
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
\r
Module Name:\r
\r
  Ip4Option.h\r
\r
Abstract:\r
\r
  IP4 option support routines.\r
\r
\r
**/\r
\r
#ifndef __EFI_IP4_OPTION_H__\r
#define __EFI_IP4_OPTION_H__\r
\r
enum {\r
  IP4_OPTION_EOP       = 0,\r
  IP4_OPTION_NOP       = 1,\r
  IP4_OPTION_LSRR      = 131,  // Loss source and record routing,   10000011\r
  IP4_OPTION_SSRR      = 137,  // Strict source and record routing, 10001001\r
  IP4_OPTION_RR        = 7,    // Record routing, 00000111\r
\r
  IP4_OPTION_COPY_MASK = 0x80\r
};\r
\r
BOOLEAN\r
Ip4OptionIsValid (\r
  IN UINT8                  *Option,\r
  IN UINT32                 OptLen,\r
  IN BOOLEAN                Rcvd\r
  );\r
\r
EFI_STATUS\r
Ip4CopyOption (\r
  IN UINT8                  *Option,\r
  IN UINT32                 OptLen,\r
  IN BOOLEAN                Fragment,\r
  IN UINT8                  *Buf,     OPTIONAL\r
  IN OUT UINT32             *BufLen\r
  );\r
#endif\r