-/** @file
-
-Copyright (c) 2005 - 2006, Intel Corporation
-All rights reserved. This program and the accompanying materials
-are licensed and made available under the terms and conditions of the BSD License
-which accompanies this distribution. The full text of the license may be found at
-http://opensource.org/licenses/bsd-license.php
-
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-
-Module Name:
-
- Ip4Icmp.h
-
-Abstract:
-
- Header file for ICMP protocol.
-
-
-**/
-
-#ifndef __EFI_IP4_ICMP_H__
-#define __EFI_IP4_ICMP_H__
-
-enum {
- //
- // ICMP type definations
- //
- ICMP_ECHO_REPLY = 0,
- ICMP_DEST_UNREACHABLE = 3,
- ICMP_SOURCE_QUENCH = 4,
- ICMP_REDIRECT = 5,
- ICMP_ECHO_REQUEST = 8,
- ICMP_TIME_EXCEEDED = 11,
- ICMP_PARAMETER_PROBLEM = 12,
- ICMP_TIMESTAMP = 13,
- ICMP_INFO_REQUEST = 15,
- ICMP_INFO_REPLY = 16,
- ICMP_TYPE_MAX = ICMP_INFO_REPLY,
-
- ICMP_DEFAULT_CODE = 0,
-
- //
- // ICMP code definations for ICMP_DEST_UNREACHABLE
- //
- ICMP_NET_UNREACHABLE = 0,
- ICMP_HOST_UNREACHABLE = 1,
- ICMP_PROTO_UNREACHABLE = 2, // Host may generate
- ICMP_PORT_UNREACHABLE = 3, // Host may generate
- ICMP_FRAGMENT_FAILED = 4,
- ICMP_SOURCEROUTE_FAILED = 5, // Host may generate
- ICMP_NET_UNKNOWN = 6,
- ICMP_HOST_UNKNOWN = 7,
- ICMP_SOURCE_ISOLATED = 8,
- ICMP_NET_PROHIBITED = 9,
- ICMP_HOST_PROHIBITED = 10,
- ICMP_NET_UNREACHABLE_TOS = 11,
- ICMP_HOST_UNREACHABLE_TOS = 12,
-
- //
- // ICMP code definations for ICMP_TIME_EXCEEDED
- //
- ICMP_TIMEOUT_IN_TRANSIT = 0,
- ICMp_TIMEOUT_REASSEMBLE = 1, // Host may generate
-
- //
- // ICMP code definations for ICMP_TIME_EXCEEDED
- //
- ICMP_NET_REDIRECT = 0,
- ICMP_HOST_REDIRECT = 1,
- ICMP_NET_TOS_REDIRECT = 2,
- ICMP_HOST_TOS_REDIRECT = 3,
-
- //
- // ICMP message classes, each class of ICMP message shares
- // a common message format. INVALID_MESSAGE is only a flag.
- //
- ICMP_INVALID_MESSAGE = 0,
- ICMP_ERROR_MESSAGE = 1,
- ICMP_QUERY_MESSAGE = 2
-};
-
-typedef struct {
- UINT8 IcmpType;
- UINT8 IcmpClass;
-} IP4_ICMP_CLASS;
-
-extern IP4_ICMP_CLASS mIcmpClass[];
-extern EFI_IP4_ICMP_TYPE mIp4SupportedIcmp[];
-
-EFI_STATUS
-Ip4IcmpHandle (
- IN IP4_SERVICE *IpSb,
- IN IP4_HEAD *Header,
- IN NET_BUF *Packet
- );
-#endif
+/** @file\r
+ Header file for ICMP protocol.\r
+ \r
+Copyright (c) 2005 - 2006, Intel Corporation.<BR>\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
+\r
+#ifndef __EFI_IP4_ICMP_H__\r
+#define __EFI_IP4_ICMP_H__\r
+\r
+typedef enum {\r
+ //\r
+ // ICMP type definations\r
+ //\r
+ ICMP_ECHO_REPLY = 0,\r
+ ICMP_DEST_UNREACHABLE = 3,\r
+ ICMP_SOURCE_QUENCH = 4,\r
+ ICMP_REDIRECT = 5,\r
+ ICMP_ECHO_REQUEST = 8,\r
+ ICMP_TIME_EXCEEDED = 11,\r
+ ICMP_PARAMETER_PROBLEM = 12,\r
+ ICMP_TIMESTAMP = 13,\r
+ ICMP_INFO_REQUEST = 15,\r
+ ICMP_INFO_REPLY = 16,\r
+ ICMP_TYPE_MAX = ICMP_INFO_REPLY,\r
+\r
+ ICMP_DEFAULT_CODE = 0,\r
+\r
+ //\r
+ // ICMP code definations for ICMP_DEST_UNREACHABLE\r
+ //\r
+ ICMP_NET_UNREACHABLE = 0,\r
+ ICMP_HOST_UNREACHABLE = 1,\r
+ ICMP_PROTO_UNREACHABLE = 2, // Host may generate\r
+ ICMP_PORT_UNREACHABLE = 3, // Host may generate\r
+ ICMP_FRAGMENT_FAILED = 4,\r
+ ICMP_SOURCEROUTE_FAILED = 5, // Host may generate\r
+ ICMP_NET_UNKNOWN = 6,\r
+ ICMP_HOST_UNKNOWN = 7,\r
+ ICMP_SOURCE_ISOLATED = 8,\r
+ ICMP_NET_PROHIBITED = 9,\r
+ ICMP_HOST_PROHIBITED = 10,\r
+ ICMP_NET_UNREACHABLE_TOS = 11,\r
+ ICMP_HOST_UNREACHABLE_TOS = 12,\r
+\r
+ //\r
+ // ICMP code definations for ICMP_TIME_EXCEEDED\r
+ //\r
+ ICMP_TIMEOUT_IN_TRANSIT = 0,\r
+ ICMp_TIMEOUT_REASSEMBLE = 1, // Host may generate\r
+\r
+ //\r
+ // ICMP code definations for ICMP_TIME_EXCEEDED\r
+ //\r
+ ICMP_NET_REDIRECT = 0,\r
+ ICMP_HOST_REDIRECT = 1,\r
+ ICMP_NET_TOS_REDIRECT = 2,\r
+ ICMP_HOST_TOS_REDIRECT = 3,\r
+\r
+ //\r
+ // ICMP message classes, each class of ICMP message shares\r
+ // a common message format. INVALID_MESSAGE is only a flag.\r
+ //\r
+ ICMP_INVALID_MESSAGE = 0,\r
+ ICMP_ERROR_MESSAGE = 1,\r
+ ICMP_QUERY_MESSAGE = 2\r
+} ICMP_ENUM_TYPES;\r
+\r
+typedef struct {\r
+ UINT8 IcmpType;\r
+ UINT8 IcmpClass;\r
+} IP4_ICMP_CLASS;\r
+\r
+extern IP4_ICMP_CLASS mIcmpClass[];\r
+extern EFI_IP4_ICMP_TYPE mIp4SupportedIcmp[];\r
+\r
+/**\r
+ Handle the ICMP packet. First validate the message format,\r
+ then according to the message types, process it as query or\r
+ error packet.\r
+\r
+ @param[in] IpSb The IP service that receivd the packet\r
+ @param[in] Head The IP head of the ICMP query packet\r
+ @param[in] Packet The content of the ICMP query with IP head\r
+ removed.\r
+\r
+ @retval EFI_INVALID_PARAMETER The packet is malformated.\r
+ @retval EFI_SUCCESS The ICMP message is successfully processed.\r
+ @retval Others Failed to handle ICMP packet.\r
+\r
+**/\r
+EFI_STATUS\r
+Ip4IcmpHandle (\r
+ IN IP4_SERVICE *IpSb,\r
+ IN IP4_HEAD *Head,\r
+ IN NET_BUF *Packet\r
+ );\r
+#endif\r
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