1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * Fundamental constants relating to ICMP Protocol 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * Portions of this code are copyright (c) 2021 Cypress Semiconductor Corporation 5*4882a593Smuzhiyun * 6*4882a593Smuzhiyun * Copyright (C) 1999-2017, Broadcom Corporation 7*4882a593Smuzhiyun * 8*4882a593Smuzhiyun * Unless you and Broadcom execute a separate written software license 9*4882a593Smuzhiyun * agreement governing use of this software, this software is licensed to you 10*4882a593Smuzhiyun * under the terms of the GNU General Public License version 2 (the "GPL"), 11*4882a593Smuzhiyun * available at http://www.broadcom.com/licenses/GPLv2.php, with the 12*4882a593Smuzhiyun * following added to such license: 13*4882a593Smuzhiyun * 14*4882a593Smuzhiyun * As a special exception, the copyright holders of this software give you 15*4882a593Smuzhiyun * permission to link this software with independent modules, and to copy and 16*4882a593Smuzhiyun * distribute the resulting executable under terms of your choice, provided that 17*4882a593Smuzhiyun * you also meet, for each linked independent module, the terms and conditions of 18*4882a593Smuzhiyun * the license of that module. An independent module is a module which is not 19*4882a593Smuzhiyun * derived from this software. The special exception does not apply to any 20*4882a593Smuzhiyun * modifications of the software. 21*4882a593Smuzhiyun * 22*4882a593Smuzhiyun * Notwithstanding the above, under no circumstances may you combine this 23*4882a593Smuzhiyun * software in any way with any other Broadcom software provided under a license 24*4882a593Smuzhiyun * other than the GPL, without Broadcom's express prior written consent. 25*4882a593Smuzhiyun * 26*4882a593Smuzhiyun * 27*4882a593Smuzhiyun * <<Broadcom-WL-IPTag/Open:>> 28*4882a593Smuzhiyun * 29*4882a593Smuzhiyun * $Id$ 30*4882a593Smuzhiyun */ 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun #ifndef _bcmicmp_h_ 33*4882a593Smuzhiyun #define _bcmicmp_h_ 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun #ifndef _TYPEDEFS_H_ 36*4882a593Smuzhiyun #include <typedefs.h> 37*4882a593Smuzhiyun #endif // endif 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun /* This marks the start of a packed structure section. */ 40*4882a593Smuzhiyun #include <packed_section_start.h> 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun #define ICMP_TYPE_ECHO_REQUEST 8 /* ICMP type echo request */ 43*4882a593Smuzhiyun #define ICMP_TYPE_ECHO_REPLY 0 /* ICMP type echo reply */ 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun #define ICMP_CHKSUM_OFFSET 2 /* ICMP body checksum offset */ 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun /* ICMP6 error and control message types */ 48*4882a593Smuzhiyun #define ICMP6_DEST_UNREACHABLE 1 49*4882a593Smuzhiyun #define ICMP6_PKT_TOO_BIG 2 50*4882a593Smuzhiyun #define ICMP6_TIME_EXCEEDED 3 51*4882a593Smuzhiyun #define ICMP6_PARAM_PROBLEM 4 52*4882a593Smuzhiyun #define ICMP6_ECHO_REQUEST 128 53*4882a593Smuzhiyun #define ICMP6_ECHO_REPLY 129 54*4882a593Smuzhiyun #define ICMP_MCAST_LISTENER_QUERY 130 55*4882a593Smuzhiyun #define ICMP_MCAST_LISTENER_REPORT 131 56*4882a593Smuzhiyun #define ICMP_MCAST_LISTENER_DONE 132 57*4882a593Smuzhiyun #define ICMP6_RTR_SOLICITATION 133 58*4882a593Smuzhiyun #define ICMP6_RTR_ADVERTISEMENT 134 59*4882a593Smuzhiyun #define ICMP6_NEIGH_SOLICITATION 135 60*4882a593Smuzhiyun #define ICMP6_NEIGH_ADVERTISEMENT 136 61*4882a593Smuzhiyun #define ICMP6_REDIRECT 137 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun #define ICMP6_RTRSOL_OPT_OFFSET 8 64*4882a593Smuzhiyun #define ICMP6_RTRADV_OPT_OFFSET 16 65*4882a593Smuzhiyun #define ICMP6_NEIGHSOL_OPT_OFFSET 24 66*4882a593Smuzhiyun #define ICMP6_NEIGHADV_OPT_OFFSET 24 67*4882a593Smuzhiyun #define ICMP6_REDIRECT_OPT_OFFSET 40 68*4882a593Smuzhiyun 69*4882a593Smuzhiyun BWL_PRE_PACKED_STRUCT struct icmp6_opt { 70*4882a593Smuzhiyun uint8 type; /* Option identifier */ 71*4882a593Smuzhiyun uint8 length; /* Lenth including type and length */ 72*4882a593Smuzhiyun uint8 data[0]; /* Variable length data */ 73*4882a593Smuzhiyun } BWL_POST_PACKED_STRUCT; 74*4882a593Smuzhiyun 75*4882a593Smuzhiyun #define ICMP6_OPT_TYPE_SRC_LINK_LAYER 1 76*4882a593Smuzhiyun #define ICMP6_OPT_TYPE_TGT_LINK_LAYER 2 77*4882a593Smuzhiyun #define ICMP6_OPT_TYPE_PREFIX_INFO 3 78*4882a593Smuzhiyun #define ICMP6_OPT_TYPE_REDIR_HDR 4 79*4882a593Smuzhiyun #define ICMP6_OPT_TYPE_MTU 5 80*4882a593Smuzhiyun 81*4882a593Smuzhiyun /* These fields are stored in network order */ 82*4882a593Smuzhiyun BWL_PRE_PACKED_STRUCT struct bcmicmp_hdr { 83*4882a593Smuzhiyun uint8 type; /* Echo or Echo-reply */ 84*4882a593Smuzhiyun uint8 code; /* Always 0 */ 85*4882a593Smuzhiyun uint16 chksum; /* Icmp packet checksum */ 86*4882a593Smuzhiyun } BWL_POST_PACKED_STRUCT; 87*4882a593Smuzhiyun 88*4882a593Smuzhiyun /* This marks the end of a packed structure section. */ 89*4882a593Smuzhiyun #include <packed_section_end.h> 90*4882a593Smuzhiyun 91*4882a593Smuzhiyun #endif /* #ifndef _bcmicmp_h_ */ 92