1 | #include <machine/rtems-bsd-user-space.h> |
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2 | |
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3 | /* |
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4 | * Copyright (c) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997 |
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5 | * The Regents of the University of California. All rights reserved. |
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6 | * |
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7 | * Redistribution and use in source and binary forms, with or without |
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8 | * modification, are permitted provided that: (1) source code distributions |
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9 | * retain the above copyright notice and this paragraph in its entirety, (2) |
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10 | * distributions including binary code include the above copyright notice and |
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11 | * this paragraph in its entirety in the documentation or other materials |
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12 | * provided with the distribution, and (3) all advertising materials mentioning |
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13 | * features or use of this software display the following acknowledgement: |
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14 | * ``This product includes software developed by the University of California, |
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15 | * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of |
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16 | * the University nor the names of its contributors may be used to endorse |
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17 | * or promote products derived from this software without specific prior |
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18 | * written permission. |
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19 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED |
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20 | * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF |
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21 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. |
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22 | */ |
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23 | |
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24 | #ifndef lint |
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25 | static const char rcsid[] _U_ = |
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26 | "@(#) $Header: /tcpdump/master/tcpdump/print-arp.c,v 1.66 2006-03-03 22:53:21 hannes Exp $ (LBL)"; |
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27 | #endif |
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28 | |
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29 | #ifdef HAVE_CONFIG_H |
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30 | #include "config.h" |
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31 | #endif |
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32 | |
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33 | #include <tcpdump-stdinc.h> |
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34 | |
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35 | #include <stdio.h> |
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36 | #include <string.h> |
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37 | |
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38 | #include "netdissect.h" |
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39 | #include "addrtoname.h" |
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40 | #include "ether.h" |
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41 | #include "ethertype.h" |
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42 | #include "extract.h" /* must come after interface.h */ |
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43 | |
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44 | /* |
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45 | * Transparent Inter-Process Communication (TIPC) protocol. |
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46 | * |
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47 | * http://tipc.sourceforge.net/doc/draft-spec-tipc-07.html |
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48 | * http://tipc.sourceforge.net/doc/tipc_message_formats.html |
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49 | */ |
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50 | |
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51 | #define TIPC_USER_LOW_IMPORTANCE 0 |
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52 | #define TIPC_USER_MEDIUM_IMPORTANCE 1 |
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53 | #define TIPC_USER_HIGH_IMPORTANCE 2 |
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54 | #define TIPC_USER_CRITICAL_IMPORTANCE 3 |
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55 | #define TIPC_USER_BCAST_PROTOCOL 5 |
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56 | #define TIPC_USER_MSG_BUNDLER 6 |
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57 | #define TIPC_USER_LINK_PROTOCOL 7 |
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58 | #define TIPC_USER_CONN_MANAGER 8 |
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59 | #define TIPC_USER_CHANGEOVER_PROTOCOL 10 |
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60 | #define TIPC_USER_NAME_DISTRIBUTOR 11 |
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61 | #define TIPC_USER_MSG_FRAGMENTER 12 |
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62 | #define TIPC_USER_LINK_CONFIG 13 |
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63 | |
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64 | #define TIPC_CONN_MSG 0 |
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65 | #define TIPC_DIRECT_MSG 1 |
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66 | #define TIPC_NAMED_MSG 2 |
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67 | #define TIPC_MCAST_MSG 3 |
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68 | |
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69 | #define TIPC_ZONE(addr) (((addr) >> 24) & 0xFF) |
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70 | #define TIPC_CLUSTER(addr) (((addr) >> 12) & 0xFFF) |
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71 | #define TIPC_NODE(addr) (((addr) >> 0) & 0xFFF) |
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72 | |
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73 | struct tipc_pkthdr { |
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74 | u_int32_t w0; |
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75 | u_int32_t w1; |
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76 | }; |
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77 | |
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78 | #define TIPC_VER(w0) (((w0) >> 29) & 0x07) |
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79 | #define TIPC_USER(w0) (((w0) >> 25) & 0x0F) |
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80 | #define TIPC_HSIZE(w0) (((w0) >> 21) & 0x0F) |
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81 | #define TIPC_MSIZE(w0) (((w0) >> 0) & 0xFFFF) |
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82 | #define TIPC_MTYPE(w1) (((w1) >> 29) & 0x07) |
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83 | #define TIPC_BROADCAST_ACK(w1) (((w1) >> 0) & 0xFFFF) |
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84 | #define TIPC_LINK_ACK(w2) (((w2) >> 16) & 0xFFFF) |
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85 | #define TIPC_LINK_SEQ(w2) (((w2) >> 0) & 0xFFFF) |
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86 | |
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87 | static const struct tok tipcuser_values[] = { |
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88 | { TIPC_USER_LOW_IMPORTANCE, "Low Importance Data payload" }, |
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89 | { TIPC_USER_MEDIUM_IMPORTANCE, "Medium Importance Data payload" }, |
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90 | { TIPC_USER_HIGH_IMPORTANCE, "High Importance Data payload" }, |
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91 | { TIPC_USER_CRITICAL_IMPORTANCE, "Critical Importance Data payload" }, |
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92 | { TIPC_USER_BCAST_PROTOCOL, "Broadcast Link Protocol internal" }, |
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93 | { TIPC_USER_MSG_BUNDLER, "Message Bundler Protocol internal" }, |
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94 | { TIPC_USER_LINK_PROTOCOL, "Link State Protocol internal" }, |
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95 | { TIPC_USER_CONN_MANAGER, "Connection Manager internal" }, |
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96 | { TIPC_USER_CHANGEOVER_PROTOCOL, "Link Changeover Protocol internal" }, |
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97 | { TIPC_USER_NAME_DISTRIBUTOR, "Name Table Update Protocol internal" }, |
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98 | { TIPC_USER_MSG_FRAGMENTER, "Message Fragmentation Protocol internal" }, |
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99 | { TIPC_USER_LINK_CONFIG, "Neighbor Detection Protocol internal" }, |
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100 | { 0, NULL } |
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101 | }; |
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102 | |
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103 | static const struct tok tipcmtype_values[] = { |
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104 | { TIPC_CONN_MSG, "CONN_MSG" }, |
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105 | { TIPC_DIRECT_MSG, "MCAST_MSG" }, |
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106 | { TIPC_NAMED_MSG, "NAMED_MSG" }, |
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107 | { TIPC_MCAST_MSG, "DIRECT_MSG" }, |
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108 | { 0, NULL } |
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109 | }; |
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110 | |
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111 | static const struct tok tipc_linkconf_mtype_values[] = { |
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112 | { 0, "Link request" }, |
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113 | { 1, "Link response" }, |
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114 | { 0, NULL } |
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115 | }; |
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116 | |
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117 | struct payload_tipc_pkthdr { |
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118 | u_int32_t w0; |
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119 | u_int32_t w1; |
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120 | u_int32_t w2; |
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121 | u_int32_t prev_node; |
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122 | u_int32_t orig_port; |
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123 | u_int32_t dest_port; |
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124 | u_int32_t orig_node; |
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125 | u_int32_t dest_node; |
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126 | u_int32_t name_type; |
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127 | u_int32_t w9; |
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128 | u_int32_t wA; |
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129 | }; |
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130 | |
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131 | struct internal_tipc_pkthdr { |
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132 | u_int32_t w0; |
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133 | u_int32_t w1; |
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134 | u_int32_t w2; |
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135 | u_int32_t prev_node; |
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136 | u_int32_t w4; |
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137 | u_int32_t w5; |
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138 | u_int32_t orig_node; |
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139 | u_int32_t dest_node; |
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140 | u_int32_t trans_seq; |
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141 | u_int32_t w9; |
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142 | }; |
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143 | |
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144 | #define TIPC_SEQ_GAP(w1) (((w1) >> 16) & 0x1FFF) |
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145 | #define TIPC_BC_GAP_AFTER(w2) (((w2) >> 16) & 0xFFFF) |
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146 | #define TIPC_BC_GAP_TO(w2) (((w2) >> 0) & 0xFFFF) |
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147 | #define TIPC_LAST_SENT_FRAG(w4) (((w4) >> 16) & 0xFFFF) |
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148 | #define TIPC_NEXT_SENT_FRAG(w4) (((w4) >> 0) & 0xFFFF) |
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149 | #define TIPC_SESS_NO(w5) (((w5) >> 16) & 0xFFFF) |
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150 | #define TIPC_MSG_CNT(w9) (((w9) >> 16) & 0xFFFF) |
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151 | #define TIPC_LINK_TOL(w9) (((w9) >> 0) & 0xFFFF) |
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152 | |
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153 | struct link_conf_tipc_pkthdr { |
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154 | u_int32_t w0; |
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155 | u_int32_t w1; |
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156 | u_int32_t dest_domain; |
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157 | u_int32_t prev_node; |
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158 | u_int32_t ntwrk_id; |
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159 | u_int32_t w5; |
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160 | u_int8_t media_address[16]; |
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161 | }; |
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162 | |
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163 | #define TIPC_NODE_SIG(w1) (((w1) >> 0) & 0xFFFF) |
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164 | #define TIPC_MEDIA_ID(w5) (((w5) >> 0) & 0xFF) |
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165 | |
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166 | static void |
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167 | print_payload(netdissect_options *ndo, const struct payload_tipc_pkthdr *ap) |
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168 | { |
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169 | u_int32_t w0, w1, w2; |
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170 | u_int user; |
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171 | u_int hsize; |
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172 | u_int msize; |
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173 | u_int mtype; |
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174 | u_int broadcast_ack; |
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175 | u_int link_ack; |
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176 | u_int link_seq; |
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177 | u_int prev_node; |
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178 | u_int orig_port; |
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179 | u_int dest_port; |
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180 | u_int orig_node; |
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181 | u_int dest_node; |
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182 | |
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183 | ND_TCHECK(ap->dest_port); |
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184 | w0 = EXTRACT_32BITS(&ap->w0); |
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185 | user = TIPC_USER(w0); |
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186 | hsize = TIPC_HSIZE(w0); |
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187 | msize = TIPC_MSIZE(w0); |
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188 | w1 = EXTRACT_32BITS(&ap->w1); |
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189 | mtype = TIPC_MTYPE(w1); |
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190 | prev_node = EXTRACT_32BITS(&ap->prev_node); |
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191 | orig_port = EXTRACT_32BITS(&ap->orig_port); |
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192 | dest_port = EXTRACT_32BITS(&ap->dest_port); |
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193 | if (hsize <= 6) { |
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194 | ND_PRINT((ndo, "TIPC v%u.0 %u.%u.%u:%u > %u, headerlength %u bytes, MessageSize %u bytes, %s, messageType %s", |
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195 | TIPC_VER(w0), |
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196 | TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node), |
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197 | orig_port, dest_port, |
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198 | hsize*4, msize, |
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199 | tok2str(tipcuser_values, "unknown", user), |
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200 | tok2str(tipcmtype_values, "Unknown", mtype))); |
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201 | } else { |
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202 | ND_TCHECK(ap->dest_node); |
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203 | orig_node = EXTRACT_32BITS(&ap->orig_node); |
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204 | dest_node = EXTRACT_32BITS(&ap->dest_node); |
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205 | ND_PRINT((ndo, "TIPC v%u.0 %u.%u.%u:%u > %u.%u.%u:%u, headerlength %u bytes, MessageSize %u bytes, %s, messageType %s", |
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206 | TIPC_VER(w0), |
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207 | TIPC_ZONE(orig_node), TIPC_CLUSTER(orig_node), TIPC_NODE(orig_node), |
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208 | orig_port, |
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209 | TIPC_ZONE(dest_node), TIPC_CLUSTER(dest_node), TIPC_NODE(dest_node), |
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210 | dest_port, |
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211 | hsize*4, msize, |
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212 | tok2str(tipcuser_values, "unknown", user), |
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213 | tok2str(tipcmtype_values, "Unknown", mtype))); |
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214 | |
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215 | if (ndo->ndo_vflag) { |
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216 | broadcast_ack = TIPC_BROADCAST_ACK(w1); |
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217 | w2 = EXTRACT_32BITS(&ap->w2); |
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218 | link_ack = TIPC_LINK_ACK(w2); |
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219 | link_seq = TIPC_LINK_SEQ(w2); |
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220 | ND_PRINT((ndo, "\n\tPrevious Node %u.%u.%u, Broadcast Ack %u, Link Ack %u, Link Sequence %u", |
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221 | TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node), |
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222 | broadcast_ack, link_ack, link_seq)); |
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223 | } |
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224 | } |
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225 | return; |
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226 | |
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227 | trunc: |
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228 | ND_PRINT((ndo, "[|TIPC]")); |
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229 | } |
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230 | |
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231 | static void |
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232 | print_internal(netdissect_options *ndo, const struct internal_tipc_pkthdr *ap) |
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233 | { |
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234 | u_int32_t w0, w1, w2, w4, w5, w9; |
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235 | u_int user; |
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236 | u_int hsize; |
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237 | u_int msize; |
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238 | u_int mtype; |
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239 | u_int seq_gap; |
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240 | u_int broadcast_ack; |
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241 | u_int bc_gap_after; |
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242 | u_int bc_gap_to; |
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243 | u_int prev_node; |
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244 | u_int last_sent_frag; |
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245 | u_int next_sent_frag; |
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246 | u_int sess_no; |
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247 | u_int orig_node; |
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248 | u_int dest_node; |
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249 | u_int trans_seq; |
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250 | u_int msg_cnt; |
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251 | u_int link_tol; |
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252 | |
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253 | ND_TCHECK(ap->dest_node); |
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254 | w0 = EXTRACT_32BITS(&ap->w0); |
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255 | user = TIPC_USER(w0); |
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256 | hsize = TIPC_HSIZE(w0); |
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257 | msize = TIPC_MSIZE(w0); |
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258 | w1 = EXTRACT_32BITS(&ap->w1); |
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259 | mtype = TIPC_MTYPE(w1); |
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260 | orig_node = EXTRACT_32BITS(&ap->orig_node); |
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261 | dest_node = EXTRACT_32BITS(&ap->dest_node); |
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262 | ND_PRINT((ndo, "TIPC v%u.0 %u.%u.%u > %u.%u.%u, headerlength %u bytes, MessageSize %u bytes, %s, messageType %s (0x%08x)", |
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263 | TIPC_VER(w0), |
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264 | TIPC_ZONE(orig_node), TIPC_CLUSTER(orig_node), TIPC_NODE(orig_node), |
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265 | TIPC_ZONE(dest_node), TIPC_CLUSTER(dest_node), TIPC_NODE(dest_node), |
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266 | hsize*4, msize, |
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267 | tok2str(tipcuser_values, "unknown", user), |
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268 | tok2str(tipcmtype_values, "Unknown", mtype), w1)); |
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269 | |
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270 | if (ndo->ndo_vflag) { |
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271 | ND_TCHECK(*ap); |
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272 | seq_gap = TIPC_SEQ_GAP(w1); |
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273 | broadcast_ack = TIPC_BROADCAST_ACK(w1); |
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274 | w2 = EXTRACT_32BITS(&ap->w2); |
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275 | bc_gap_after = TIPC_BC_GAP_AFTER(w2); |
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276 | bc_gap_to = TIPC_BC_GAP_TO(w2); |
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277 | prev_node = EXTRACT_32BITS(&ap->prev_node); |
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278 | w4 = EXTRACT_32BITS(&ap->w4); |
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279 | last_sent_frag = TIPC_LAST_SENT_FRAG(w4); |
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280 | next_sent_frag = TIPC_NEXT_SENT_FRAG(w4); |
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281 | w5 = EXTRACT_32BITS(&ap->w5); |
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282 | sess_no = TIPC_SESS_NO(w5); |
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283 | trans_seq = EXTRACT_32BITS(&ap->trans_seq); |
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284 | w9 = EXTRACT_32BITS(&ap->w9); |
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285 | msg_cnt = TIPC_MSG_CNT(w9); |
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286 | link_tol = TIPC_LINK_TOL(w9); |
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287 | ND_PRINT((ndo, "\n\tPrevious Node %u.%u.%u, Session No. %u, Broadcast Ack %u, Sequence Gap %u, Broadcast Gap After %u, Broadcast Gap To %u, Last Sent Packet No. %u, Next sent Packet No. %u, Transport Sequence %u, msg_count %u, Link Tolerance %u", |
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288 | TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node), |
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289 | sess_no, broadcast_ack, seq_gap, bc_gap_after, bc_gap_to, |
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290 | last_sent_frag, next_sent_frag, trans_seq, msg_cnt, |
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291 | link_tol)); |
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292 | } |
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293 | return; |
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294 | |
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295 | trunc: |
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296 | ND_PRINT((ndo, "[|TIPC]")); |
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297 | } |
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298 | |
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299 | static void |
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300 | print_link_conf(netdissect_options *ndo, const struct link_conf_tipc_pkthdr *ap) |
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301 | { |
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302 | u_int32_t w0, w1, w5; |
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303 | u_int user; |
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304 | u_int hsize; |
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305 | u_int msize; |
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306 | u_int mtype; |
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307 | u_int node_sig; |
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308 | u_int prev_node; |
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309 | u_int dest_domain; |
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310 | u_int ntwrk_id; |
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311 | u_int media_id; |
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312 | |
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313 | ND_TCHECK(ap->prev_node); |
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314 | w0 = EXTRACT_32BITS(&ap->w0); |
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315 | user = TIPC_USER(w0); |
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316 | hsize = TIPC_HSIZE(w0); |
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317 | msize = TIPC_MSIZE(w0); |
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318 | w1 = EXTRACT_32BITS(&ap->w1); |
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319 | mtype = TIPC_MTYPE(w1); |
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320 | prev_node = EXTRACT_32BITS(&ap->prev_node); |
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321 | dest_domain = EXTRACT_32BITS(&ap->dest_domain); |
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322 | prev_node = EXTRACT_32BITS(&ap->prev_node); |
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323 | |
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324 | ND_PRINT((ndo, "TIPC v%u.0 %u.%u.%u > %u.%u.%u, headerlength %u bytes, MessageSize %u bytes, %s, messageType %s", |
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325 | TIPC_VER(w0), |
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326 | TIPC_ZONE(prev_node), TIPC_CLUSTER(prev_node), TIPC_NODE(prev_node), |
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327 | TIPC_ZONE(dest_domain), TIPC_CLUSTER(dest_domain), TIPC_NODE(dest_domain), |
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328 | hsize*4, msize, |
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329 | tok2str(tipcuser_values, "unknown", user), |
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330 | tok2str(tipc_linkconf_mtype_values, "Unknown", mtype))); |
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331 | if (ndo->ndo_vflag) { |
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332 | ND_TCHECK(ap->w5); |
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333 | node_sig = TIPC_NODE_SIG(w1); |
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334 | ntwrk_id = EXTRACT_32BITS(&ap->ntwrk_id); |
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335 | w5 = EXTRACT_32BITS(&ap->w5); |
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336 | media_id = TIPC_MEDIA_ID(w5); |
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337 | ND_PRINT((ndo, "\n\tNodeSignature %u, network_id %u, media_id %u", |
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338 | node_sig, ntwrk_id, media_id)); |
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339 | } |
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340 | return; |
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341 | |
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342 | trunc: |
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343 | ND_PRINT((ndo, "[|TIPC]")); |
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344 | } |
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345 | |
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346 | void |
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347 | tipc_print(netdissect_options *ndo, const u_char *bp, u_int length _U_, |
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348 | u_int caplen _U_) |
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349 | { |
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350 | const struct tipc_pkthdr *ap; |
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351 | u_int32_t w0; |
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352 | u_int user; |
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353 | |
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354 | ap = (struct tipc_pkthdr *)bp; |
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355 | ND_TCHECK(ap->w0); |
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356 | w0 = EXTRACT_32BITS(&ap->w0); |
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357 | user = TIPC_USER(w0); |
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358 | |
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359 | switch (user) |
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360 | { |
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361 | case TIPC_USER_LOW_IMPORTANCE: |
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362 | case TIPC_USER_MEDIUM_IMPORTANCE: |
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363 | case TIPC_USER_HIGH_IMPORTANCE: |
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364 | case TIPC_USER_CRITICAL_IMPORTANCE: |
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365 | case TIPC_USER_NAME_DISTRIBUTOR: |
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366 | case TIPC_USER_CONN_MANAGER: |
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367 | print_payload(ndo, (struct payload_tipc_pkthdr *)bp); |
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368 | break; |
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369 | |
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370 | case TIPC_USER_LINK_CONFIG: |
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371 | print_link_conf(ndo, (struct link_conf_tipc_pkthdr *)bp); |
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372 | break; |
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373 | |
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374 | case TIPC_USER_BCAST_PROTOCOL: |
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375 | case TIPC_USER_MSG_BUNDLER: |
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376 | case TIPC_USER_LINK_PROTOCOL: |
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377 | case TIPC_USER_CHANGEOVER_PROTOCOL: |
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378 | case TIPC_USER_MSG_FRAGMENTER: |
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379 | print_internal(ndo, (struct internal_tipc_pkthdr *)bp); |
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380 | break; |
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381 | |
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382 | } |
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383 | return; |
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384 | |
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385 | trunc: |
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386 | ND_PRINT((ndo, "[|TIPC]")); |
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387 | } |
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388 | |
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389 | /* |
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390 | * Local Variables: |
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391 | * c-style: bsd |
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392 | * End: |
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393 | */ |
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394 | |
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