| /* |
| * Fundamental constants relating to ICMP Protocol |
| * |
| * Copyright (C) 2020, Broadcom. |
| * |
| * Unless you and Broadcom execute a separate written software license |
| * agreement governing use of this software, this software is licensed to you |
| * under the terms of the GNU General Public License version 2 (the "GPL"), |
| * available at http://www.broadcom.com/licenses/GPLv2.php, with the |
| * following added to such license: |
| * |
| * As a special exception, the copyright holders of this software give you |
| * permission to link this software with independent modules, and to copy and |
| * distribute the resulting executable under terms of your choice, provided that |
| * you also meet, for each linked independent module, the terms and conditions of |
| * the license of that module. An independent module is a module which is not |
| * derived from this software. The special exception does not apply to any |
| * modifications of the software. |
| * |
| * |
| * <<Broadcom-WL-IPTag/Dual:>> |
| */ |
| |
| #ifndef _bcmicmp_h_ |
| #define _bcmicmp_h_ |
| |
| #ifndef _TYPEDEFS_H_ |
| #include <typedefs.h> |
| #endif |
| |
| /* This marks the start of a packed structure section. */ |
| #include <packed_section_start.h> |
| |
| #define ICMP_TYPE_ECHO_REQUEST 8 /* ICMP type echo request */ |
| #define ICMP_TYPE_ECHO_REPLY 0 /* ICMP type echo reply */ |
| |
| #define ICMP_CHKSUM_OFFSET 2 /* ICMP body checksum offset */ |
| |
| /* ICMP6 error and control message types */ |
| #define ICMP6_DEST_UNREACHABLE 1 |
| #define ICMP6_PKT_TOO_BIG 2 |
| #define ICMP6_TIME_EXCEEDED 3 |
| #define ICMP6_PARAM_PROBLEM 4 |
| #define ICMP6_ECHO_REQUEST 128 |
| #define ICMP6_ECHO_REPLY 129 |
| #define ICMP_MCAST_LISTENER_QUERY 130 |
| #define ICMP_MCAST_LISTENER_REPORT 131 |
| #define ICMP_MCAST_LISTENER_DONE 132 |
| #define ICMP6_RTR_SOLICITATION 133 |
| #define ICMP6_RTR_ADVERTISEMENT 134 |
| #define ICMP6_NEIGH_SOLICITATION 135 |
| #define ICMP6_NEIGH_ADVERTISEMENT 136 |
| #define ICMP6_REDIRECT 137 |
| |
| #define ICMP6_RTRSOL_OPT_OFFSET 8 |
| #define ICMP6_RTRADV_OPT_OFFSET 16 |
| #define ICMP6_NEIGHSOL_OPT_OFFSET 24 |
| #define ICMP6_NEIGHADV_OPT_OFFSET 24 |
| #define ICMP6_REDIRECT_OPT_OFFSET 40 |
| |
| BWL_PRE_PACKED_STRUCT struct icmp6_opt { |
| uint8 type; /* Option identifier */ |
| uint8 length; /* Lenth including type and length */ |
| uint8 data[0]; /* Variable length data */ |
| } BWL_POST_PACKED_STRUCT; |
| |
| #define ICMP6_OPT_TYPE_SRC_LINK_LAYER 1 |
| #define ICMP6_OPT_TYPE_TGT_LINK_LAYER 2 |
| #define ICMP6_OPT_TYPE_PREFIX_INFO 3 |
| #define ICMP6_OPT_TYPE_REDIR_HDR 4 |
| #define ICMP6_OPT_TYPE_MTU 5 |
| |
| /* These fields are stored in network order */ |
| BWL_PRE_PACKED_STRUCT struct bcmicmp_hdr { |
| uint8 type; /* Echo or Echo-reply */ |
| uint8 code; /* Always 0 */ |
| uint16 chksum; /* Icmp packet checksum */ |
| } BWL_POST_PACKED_STRUCT; |
| |
| /* This marks the end of a packed structure section. */ |
| #include <packed_section_end.h> |
| |
| #endif /* #ifndef _bcmicmp_h_ */ |