epan/dissectors/packet-ns_cert_exts.c

   1 /* Do not modify this file. Changes will be overwritten.                      */
   2 /* Generated automatically by the ASN.1 to Wireshark dissector compiler       */
   3 /* packet-ns_cert_exts.c                                                      */
   4 /* asn2wrs.py -b -q -L -p ns_cert_exts -c ./ns_cert_exts.cnf -s ./packet-ns_cert_exts-template -D . -O ../.. NETSCAPE-CERT-EXTS.asn */
   5
   6 /* packet-ns_cert_exts.c
   7  * Routines for NetScape Certificate Extensions packet dissection
   8  *   Ronnie Sahlberg 2004
   9  *
  10  * Wireshark - Network traffic analyzer
  11  * By Gerald Combs <gerald@wireshark.org>
  12  * Copyright 1998 Gerald Combs
  13  *
  14  * SPDX-License-Identifier: GPL-2.0-or-later
  15  */
  16
  17 #include "config.h"
  18
  19 #include <epan/packet.h>
  20 #include <wsutil/array.h>
  21
  22 #include "packet-ber.h"
  23
  24 #define PNAME  "NetScape Certificate Extensions"
  25 #define PSNAME "NS_CERT_EXTS"
  26 #define PFNAME "ns_cert_exts"
  27
  28 void proto_register_ns_cert_exts(void);
  29 void proto_reg_handoff_ns_cert_exts(void);
  30
  31 /* Initialize the protocol and registered fields */
  32 static int proto_ns_cert_exts;
  33 static int hf_ns_cert_exts_BaseUrl_PDU;           /* BaseUrl */
  34 static int hf_ns_cert_exts_RevocationUrl_PDU;     /* RevocationUrl */
  35 static int hf_ns_cert_exts_CaRevocationUrl_PDU;   /* CaRevocationUrl */
  36 static int hf_ns_cert_exts_CaPolicyUrl_PDU;       /* CaPolicyUrl */
  37 static int hf_ns_cert_exts_Comment_PDU;           /* Comment */
  38 static int hf_ns_cert_exts_SslServerName_PDU;     /* SslServerName */
  39 static int hf_ns_cert_exts_CertRenewalUrl_PDU;    /* CertRenewalUrl */
  40 static int hf_ns_cert_exts_CertType_PDU;          /* CertType */
  41 /* named bits */
  42 static int hf_ns_cert_exts_CertType_ssl_client;
  43 static int hf_ns_cert_exts_CertType_ssl_server;
  44 static int hf_ns_cert_exts_CertType_smime;
  45 static int hf_ns_cert_exts_CertType_object_signing;
  46 static int hf_ns_cert_exts_CertType_reserved_for_future_use;
  47 static int hf_ns_cert_exts_CertType_ssl_ca;
  48 static int hf_ns_cert_exts_CertType_smime_ca;
  49 static int hf_ns_cert_exts_CertType_object_signing_ca;
  50
  51 /* Initialize the subtree pointers */
  52 static int ett_ns_cert_exts_CertType;
  53
  54
  55
  56 static int
  57 dissect_ns_cert_exts_BaseUrl(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  58   offset = dissect_ber_restricted_string(implicit_tag, BER_UNI_TAG_IA5String,
  59                                             actx, tree, tvb, offset, hf_index,
  60                                             NULL);
  61
  62   return offset;
  63 }
  64
  65
  66
  67 static int
  68 dissect_ns_cert_exts_RevocationUrl(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  69   offset = dissect_ber_restricted_string(implicit_tag, BER_UNI_TAG_IA5String,
  70                                             actx, tree, tvb, offset, hf_index,
  71                                             NULL);
  72
  73   return offset;
  74 }
  75
  76
  77
  78 static int
  79 dissect_ns_cert_exts_CaRevocationUrl(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  80   offset = dissect_ber_restricted_string(implicit_tag, BER_UNI_TAG_IA5String,
  81                                             actx, tree, tvb, offset, hf_index,
  82                                             NULL);
  83
  84   return offset;
  85 }
  86
  87
  88
  89 static int
  90 dissect_ns_cert_exts_CaPolicyUrl(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
  91   offset = dissect_ber_restricted_string(implicit_tag, BER_UNI_TAG_IA5String,
  92                                             actx, tree, tvb, offset, hf_index,
  93                                             NULL);
  94
  95   return offset;
  96 }
  97
  98
  99
 100 static int
 101 dissect_ns_cert_exts_Comment(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 102   offset = dissect_ber_restricted_string(implicit_tag, BER_UNI_TAG_IA5String,
 103                                             actx, tree, tvb, offset, hf_index,
 104                                             NULL);
 105
 106   return offset;
 107 }
 108
 109
 110
 111 static int
 112 dissect_ns_cert_exts_SslServerName(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 113   offset = dissect_ber_restricted_string(implicit_tag, BER_UNI_TAG_IA5String,
 114                                             actx, tree, tvb, offset, hf_index,
 115                                             NULL);
 116
 117   return offset;
 118 }
 119
 120
 121
 122 static int
 123 dissect_ns_cert_exts_CertRenewalUrl(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 124   offset = dissect_ber_restricted_string(implicit_tag, BER_UNI_TAG_IA5String,
 125                                             actx, tree, tvb, offset, hf_index,
 126                                             NULL);
 127
 128   return offset;
 129 }
 130
 131
 132 static int * const CertType_bits[] = {
 133   &hf_ns_cert_exts_CertType_ssl_client,
 134   &hf_ns_cert_exts_CertType_ssl_server,
 135   &hf_ns_cert_exts_CertType_smime,
 136   &hf_ns_cert_exts_CertType_object_signing,
 137   &hf_ns_cert_exts_CertType_reserved_for_future_use,
 138   &hf_ns_cert_exts_CertType_ssl_ca,
 139   &hf_ns_cert_exts_CertType_smime_ca,
 140   &hf_ns_cert_exts_CertType_object_signing_ca,
 141   NULL
 142 };
 143
 144 static int
 145 dissect_ns_cert_exts_CertType(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 146   offset = dissect_ber_bitstring(implicit_tag, actx, tree, tvb, offset,
 147                                     CertType_bits, 8, hf_index, ett_ns_cert_exts_CertType,
 148                                     NULL);
 149
 150   return offset;
 151 }
 152
 153 /*--- PDUs ---*/
 154
 155 static int dissect_BaseUrl_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
 156   int offset = 0;
 157   asn1_ctx_t asn1_ctx;
 158   asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 159   offset = dissect_ns_cert_exts_BaseUrl(false, tvb, offset, &asn1_ctx, tree, hf_ns_cert_exts_BaseUrl_PDU);
 160   return offset;
 161 }
 162 static int dissect_RevocationUrl_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
 163   int offset = 0;
 164   asn1_ctx_t asn1_ctx;
 165   asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 166   offset = dissect_ns_cert_exts_RevocationUrl(false, tvb, offset, &asn1_ctx, tree, hf_ns_cert_exts_RevocationUrl_PDU);
 167   return offset;
 168 }
 169 static int dissect_CaRevocationUrl_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
 170   int offset = 0;
 171   asn1_ctx_t asn1_ctx;
 172   asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 173   offset = dissect_ns_cert_exts_CaRevocationUrl(false, tvb, offset, &asn1_ctx, tree, hf_ns_cert_exts_CaRevocationUrl_PDU);
 174   return offset;
 175 }
 176 static int dissect_CaPolicyUrl_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
 177   int offset = 0;
 178   asn1_ctx_t asn1_ctx;
 179   asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 180   offset = dissect_ns_cert_exts_CaPolicyUrl(false, tvb, offset, &asn1_ctx, tree, hf_ns_cert_exts_CaPolicyUrl_PDU);
 181   return offset;
 182 }
 183 static int dissect_Comment_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
 184   int offset = 0;
 185   asn1_ctx_t asn1_ctx;
 186   asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 187   offset = dissect_ns_cert_exts_Comment(false, tvb, offset, &asn1_ctx, tree, hf_ns_cert_exts_Comment_PDU);
 188   return offset;
 189 }
 190 static int dissect_SslServerName_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
 191   int offset = 0;
 192   asn1_ctx_t asn1_ctx;
 193   asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 194   offset = dissect_ns_cert_exts_SslServerName(false, tvb, offset, &asn1_ctx, tree, hf_ns_cert_exts_SslServerName_PDU);
 195   return offset;
 196 }
 197 static int dissect_CertRenewalUrl_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
 198   int offset = 0;
 199   asn1_ctx_t asn1_ctx;
 200   asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 201   offset = dissect_ns_cert_exts_CertRenewalUrl(false, tvb, offset, &asn1_ctx, tree, hf_ns_cert_exts_CertRenewalUrl_PDU);
 202   return offset;
 203 }
 204 static int dissect_CertType_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
 205   int offset = 0;
 206   asn1_ctx_t asn1_ctx;
 207   asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 208   offset = dissect_ns_cert_exts_CertType(false, tvb, offset, &asn1_ctx, tree, hf_ns_cert_exts_CertType_PDU);
 209   return offset;
 210 }
 211
 212
 213
 214 /*--- proto_register_ns_cert_exts -------------------------------------------*/
 215 void proto_register_ns_cert_exts(void) {
 216
 217   /* List of fields */
 218   static hf_register_info hf[] = {
 219     { &hf_ns_cert_exts_BaseUrl_PDU,
 220       { "BaseUrl", "ns_cert_exts.BaseUrl",
 221         FT_STRING, BASE_NONE, NULL, 0,
 222         NULL, HFILL }},
 223     { &hf_ns_cert_exts_RevocationUrl_PDU,
 224       { "RevocationUrl", "ns_cert_exts.RevocationUrl",
 225         FT_STRING, BASE_NONE, NULL, 0,
 226         NULL, HFILL }},
 227     { &hf_ns_cert_exts_CaRevocationUrl_PDU,
 228       { "CaRevocationUrl", "ns_cert_exts.CaRevocationUrl",
 229         FT_STRING, BASE_NONE, NULL, 0,
 230         NULL, HFILL }},
 231     { &hf_ns_cert_exts_CaPolicyUrl_PDU,
 232       { "CaPolicyUrl", "ns_cert_exts.CaPolicyUrl",
 233         FT_STRING, BASE_NONE, NULL, 0,
 234         NULL, HFILL }},
 235     { &hf_ns_cert_exts_Comment_PDU,
 236       { "Comment", "ns_cert_exts.Comment",
 237         FT_STRING, BASE_NONE, NULL, 0,
 238         NULL, HFILL }},
 239     { &hf_ns_cert_exts_SslServerName_PDU,
 240       { "SslServerName", "ns_cert_exts.SslServerName",
 241         FT_STRING, BASE_NONE, NULL, 0,
 242         NULL, HFILL }},
 243     { &hf_ns_cert_exts_CertRenewalUrl_PDU,
 244       { "CertRenewalUrl", "ns_cert_exts.CertRenewalUrl",
 245         FT_STRING, BASE_NONE, NULL, 0,
 246         NULL, HFILL }},
 247     { &hf_ns_cert_exts_CertType_PDU,
 248       { "CertType", "ns_cert_exts.CertType",
 249         FT_BYTES, BASE_NONE, NULL, 0,
 250         NULL, HFILL }},
 251     { &hf_ns_cert_exts_CertType_ssl_client,
 252       { "ssl-client", "ns.cert.exts.CertType.ssl.client",
 253         FT_BOOLEAN, 8, NULL, 0x80,
 254         NULL, HFILL }},
 255     { &hf_ns_cert_exts_CertType_ssl_server,
 256       { "ssl-server", "ns.cert.exts.CertType.ssl.server",
 257         FT_BOOLEAN, 8, NULL, 0x40,
 258         NULL, HFILL }},
 259     { &hf_ns_cert_exts_CertType_smime,
 260       { "smime", "ns.cert.exts.CertType.smime",
 261         FT_BOOLEAN, 8, NULL, 0x20,
 262         NULL, HFILL }},
 263     { &hf_ns_cert_exts_CertType_object_signing,
 264       { "object-signing", "ns.cert.exts.CertType.object.signing",
 265         FT_BOOLEAN, 8, NULL, 0x10,
 266         NULL, HFILL }},
 267     { &hf_ns_cert_exts_CertType_reserved_for_future_use,
 268       { "reserved-for-future-use", "ns.cert.exts.CertType.reserved.for.future.use",
 269         FT_BOOLEAN, 8, NULL, 0x08,
 270         NULL, HFILL }},
 271     { &hf_ns_cert_exts_CertType_ssl_ca,
 272       { "ssl-ca", "ns.cert.exts.CertType.ssl.ca",
 273         FT_BOOLEAN, 8, NULL, 0x04,
 274         NULL, HFILL }},
 275     { &hf_ns_cert_exts_CertType_smime_ca,
 276       { "smime-ca", "ns.cert.exts.CertType.smime.ca",
 277         FT_BOOLEAN, 8, NULL, 0x02,
 278         NULL, HFILL }},
 279     { &hf_ns_cert_exts_CertType_object_signing_ca,
 280       { "object-signing-ca", "ns.cert.exts.CertType.object.signing.ca",
 281         FT_BOOLEAN, 8, NULL, 0x01,
 282         NULL, HFILL }},
 283   };
 284
 285   /* List of subtrees */
 286   static int *ett[] = {
 287     &ett_ns_cert_exts_CertType,
 288   };
 289
 290   /* Register protocol */
 291   proto_ns_cert_exts = proto_register_protocol(PNAME, PSNAME, PFNAME);
 292
 293   /* Register fields and subtrees */
 294   proto_register_field_array(proto_ns_cert_exts, hf, array_length(hf));
 295   proto_register_subtree_array(ett, array_length(ett));
 296
 297 }
 298
 299
 300 /*--- proto_reg_handoff_ns_cert_exts ---------------------------------------*/
 301 void proto_reg_handoff_ns_cert_exts(void) {
 302   register_ber_oid_dissector("2.16.840.1.113730.1.1", dissect_CertType_PDU, proto_ns_cert_exts, "ns_cert_exts.cert_type");
 303   register_ber_oid_dissector("2.16.840.1.113730.1.2", dissect_BaseUrl_PDU, proto_ns_cert_exts, "ns_cert_exts.base_url");
 304   register_ber_oid_dissector("2.16.840.1.113730.1.3", dissect_RevocationUrl_PDU, proto_ns_cert_exts, "ns_cert_exts.revocation-url");
 305   register_ber_oid_dissector("2.16.840.1.113730.1.4", dissect_CaRevocationUrl_PDU, proto_ns_cert_exts, "ns_cert_exts.ca-revocation-url");
 306   register_ber_oid_dissector("2.16.840.1.113730.1.7", dissect_CertRenewalUrl_PDU, proto_ns_cert_exts, "ns_cert_exts.cert-renewal-url");
 307   register_ber_oid_dissector("2.16.840.1.113730.1.8", dissect_CaPolicyUrl_PDU, proto_ns_cert_exts, "ns_cert_exts.ca-policy-url");
 308   register_ber_oid_dissector("2.16.840.1.113730.1.12", dissect_SslServerName_PDU, proto_ns_cert_exts, "ns_cert_exts.ssl-server-name");
 309   register_ber_oid_dissector("2.16.840.1.113730.1.13", dissect_Comment_PDU, proto_ns_cert_exts, "ns_cert_exts.comment");
 310
 311 }
 312