epan/dissectors/packet-pkixtsp.c

   1 /* Do not modify this file. Changes will be overwritten.                      */
   2 /* Generated automatically by the ASN.1 to Wireshark dissector compiler       */
   3 /* packet-pkixtsp.c                                                           */
   4 /* asn2wrs.py -b -q -L -p pkixtsp -c ./pkixtsp.cnf -s ./packet-pkixtsp-template -D . -O ../.. PKIXTSP.asn */
   5
   6 /* packet-pkixtsp.c
   7  * Routines for RFC2634 Extended Security Services 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
  21 #include <epan/asn1.h>
  22 #include <wsutil/array.h>
  23 #include "packet-ber.h"
  24 #include "packet-pkixtsp.h"
  25 #include "packet-pkix1explicit.h"
  26 #include "packet-pkix1implicit.h"
  27 #include "packet-cms.h"
  28
  29 #define PNAME  "PKIX Time Stamp Protocol"
  30 #define PSNAME "PKIXTSP"
  31 #define PFNAME "pkixtsp"
  32
  33 void proto_register_pkixtsp(void);
  34 void proto_reg_handoff_pkixtsp(void);
  35
  36 static dissector_handle_t timestamp_reply_handle;
  37 static dissector_handle_t timestamp_query_handle;
  38
  39 /* Initialize the protocol and registered fields */
  40 static int proto_pkixtsp;
  41 static int hf_pkixtsp_TimeStampReq_PDU;           /* TimeStampReq */
  42 static int hf_pkixtsp_TimeStampResp_PDU;          /* TimeStampResp */
  43 static int hf_pkixtsp_TSTInfo_PDU;                /* TSTInfo */
  44 static int hf_pkixtsp_SignatureTimeStampToken_PDU;  /* SignatureTimeStampToken */
  45 static int hf_pkixtsp_version;                    /* T_version */
  46 static int hf_pkixtsp_messageImprint;             /* MessageImprint */
  47 static int hf_pkixtsp_reqPolicy;                  /* TSAPolicyId */
  48 static int hf_pkixtsp_nonce;                      /* INTEGER */
  49 static int hf_pkixtsp_certReq;                    /* BOOLEAN */
  50 static int hf_pkixtsp_extensions;                 /* Extensions */
  51 static int hf_pkixtsp_hashAlgorithm;              /* AlgorithmIdentifier */
  52 static int hf_pkixtsp_hashedMessage;              /* OCTET_STRING */
  53 static int hf_pkixtsp_status;                     /* PKIStatusInfo */
  54 static int hf_pkixtsp_timeStampToken;             /* TimeStampToken */
  55 static int hf_pkixtsp_pki_status;                 /* PKIStatus */
  56 static int hf_pkixtsp_failInfo;                   /* PKIFailureInfo */
  57 static int hf_pkixtsp_tst_version;                /* Tst_version */
  58 static int hf_pkixtsp_policy;                     /* TSAPolicyId */
  59 static int hf_pkixtsp_serialNumber;               /* INTEGER */
  60 static int hf_pkixtsp_genTime;                    /* GeneralizedTime */
  61 static int hf_pkixtsp_accuracy;                   /* Accuracy */
  62 static int hf_pkixtsp_ordering;                   /* BOOLEAN */
  63 static int hf_pkixtsp_tsa;                        /* GeneralName */
  64 static int hf_pkixtsp_seconds;                    /* INTEGER */
  65 static int hf_pkixtsp_millis;                     /* INTEGER_1_999 */
  66 static int hf_pkixtsp_micros;                     /* INTEGER_1_999 */
  67 /* named bits */
  68 static int hf_pkixtsp_PKIFailureInfo_badAlg;
  69 static int hf_pkixtsp_PKIFailureInfo_spare_bit1;
  70 static int hf_pkixtsp_PKIFailureInfo_badRequest;
  71 static int hf_pkixtsp_PKIFailureInfo_spare_bit3;
  72 static int hf_pkixtsp_PKIFailureInfo_spare_bit4;
  73 static int hf_pkixtsp_PKIFailureInfo_badDataFormat;
  74 static int hf_pkixtsp_PKIFailureInfo_spare_bit6;
  75 static int hf_pkixtsp_PKIFailureInfo_spare_bit7;
  76 static int hf_pkixtsp_PKIFailureInfo_spare_bit8;
  77 static int hf_pkixtsp_PKIFailureInfo_spare_bit9;
  78 static int hf_pkixtsp_PKIFailureInfo_spare_bit10;
  79 static int hf_pkixtsp_PKIFailureInfo_spare_bit11;
  80 static int hf_pkixtsp_PKIFailureInfo_spare_bit12;
  81 static int hf_pkixtsp_PKIFailureInfo_spare_bit13;
  82 static int hf_pkixtsp_PKIFailureInfo_timeNotAvailable;
  83 static int hf_pkixtsp_PKIFailureInfo_unacceptedPolicy;
  84 static int hf_pkixtsp_PKIFailureInfo_unacceptedExtension;
  85 static int hf_pkixtsp_PKIFailureInfo_addInfoNotAvailable;
  86 static int hf_pkixtsp_PKIFailureInfo_spare_bit18;
  87 static int hf_pkixtsp_PKIFailureInfo_spare_bit19;
  88 static int hf_pkixtsp_PKIFailureInfo_spare_bit20;
  89 static int hf_pkixtsp_PKIFailureInfo_spare_bit21;
  90 static int hf_pkixtsp_PKIFailureInfo_spare_bit22;
  91 static int hf_pkixtsp_PKIFailureInfo_spare_bit23;
  92 static int hf_pkixtsp_PKIFailureInfo_spare_bit24;
  93 static int hf_pkixtsp_PKIFailureInfo_systemFailure;
  94
  95 /* Initialize the subtree pointers */
  96 static int ett_pkixtsp;
  97 static int ett_pkixtsp_TimeStampReq;
  98 static int ett_pkixtsp_MessageImprint;
  99 static int ett_pkixtsp_TimeStampResp;
 100 static int ett_pkixtsp_PKIStatusInfo;
 101 static int ett_pkixtsp_PKIFailureInfo;
 102 static int ett_pkixtsp_TSTInfo;
 103 static int ett_pkixtsp_Accuracy;
 104
 105
 106
 107 static const value_string pkixtsp_T_version_vals[] = {
 108   {   1, "v1" },
 109   { 0, NULL }
 110 };
 111
 112
 113 static int
 114 dissect_pkixtsp_T_version(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 115   offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
 116                                                 NULL);
 117
 118   return offset;
 119 }
 120
 121
 122
 123 static int
 124 dissect_pkixtsp_OCTET_STRING(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 125   offset = dissect_ber_octet_string(implicit_tag, actx, tree, tvb, offset, hf_index,
 126                                        NULL);
 127
 128   return offset;
 129 }
 130
 131
 132 static const ber_sequence_t MessageImprint_sequence[] = {
 133   { &hf_pkixtsp_hashAlgorithm, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_pkix1explicit_AlgorithmIdentifier },
 134   { &hf_pkixtsp_hashedMessage, BER_CLASS_UNI, BER_UNI_TAG_OCTETSTRING, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_OCTET_STRING },
 135   { NULL, 0, 0, 0, NULL }
 136 };
 137
 138 static int
 139 dissect_pkixtsp_MessageImprint(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 140   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
 141                                    MessageImprint_sequence, hf_index, ett_pkixtsp_MessageImprint);
 142
 143   return offset;
 144 }
 145
 146
 147
 148 static int
 149 dissect_pkixtsp_TSAPolicyId(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 150   offset = dissect_ber_object_identifier(implicit_tag, actx, tree, tvb, offset, hf_index, NULL);
 151
 152   return offset;
 153 }
 154
 155
 156
 157 static int
 158 dissect_pkixtsp_INTEGER(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 159   offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
 160                                                 NULL);
 161
 162   return offset;
 163 }
 164
 165
 166
 167 static int
 168 dissect_pkixtsp_BOOLEAN(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 169   offset = dissect_ber_boolean(implicit_tag, actx, tree, tvb, offset, hf_index, NULL);
 170
 171   return offset;
 172 }
 173
 174
 175 static const ber_sequence_t TimeStampReq_sequence[] = {
 176   { &hf_pkixtsp_version     , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_T_version },
 177   { &hf_pkixtsp_messageImprint, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_MessageImprint },
 178   { &hf_pkixtsp_reqPolicy   , BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_TSAPolicyId },
 179   { &hf_pkixtsp_nonce       , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_INTEGER },
 180   { &hf_pkixtsp_certReq     , BER_CLASS_UNI, BER_UNI_TAG_BOOLEAN, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_BOOLEAN },
 181   { &hf_pkixtsp_extensions  , BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_pkix1explicit_Extensions },
 182   { NULL, 0, 0, 0, NULL }
 183 };
 184
 185 static int
 186 dissect_pkixtsp_TimeStampReq(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 187   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
 188                                    TimeStampReq_sequence, hf_index, ett_pkixtsp_TimeStampReq);
 189
 190   return offset;
 191 }
 192
 193
 194 static const value_string pkixtsp_PKIStatus_vals[] = {
 195   {   0, "granted" },
 196   {   1, "grantedWithMods" },
 197   {   2, "rejection" },
 198   {   3, "waiting" },
 199   {   4, "revocationWarning" },
 200   {   5, "revocationNotification" },
 201   { 0, NULL }
 202 };
 203
 204
 205 static int
 206 dissect_pkixtsp_PKIStatus(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 207   offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
 208                                                 NULL);
 209
 210   return offset;
 211 }
 212
 213
 214 static int * const PKIFailureInfo_bits[] = {
 215   &hf_pkixtsp_PKIFailureInfo_badAlg,
 216   &hf_pkixtsp_PKIFailureInfo_spare_bit1,
 217   &hf_pkixtsp_PKIFailureInfo_badRequest,
 218   &hf_pkixtsp_PKIFailureInfo_spare_bit3,
 219   &hf_pkixtsp_PKIFailureInfo_spare_bit4,
 220   &hf_pkixtsp_PKIFailureInfo_badDataFormat,
 221   &hf_pkixtsp_PKIFailureInfo_spare_bit6,
 222   &hf_pkixtsp_PKIFailureInfo_spare_bit7,
 223   &hf_pkixtsp_PKIFailureInfo_spare_bit8,
 224   &hf_pkixtsp_PKIFailureInfo_spare_bit9,
 225   &hf_pkixtsp_PKIFailureInfo_spare_bit10,
 226   &hf_pkixtsp_PKIFailureInfo_spare_bit11,
 227   &hf_pkixtsp_PKIFailureInfo_spare_bit12,
 228   &hf_pkixtsp_PKIFailureInfo_spare_bit13,
 229   &hf_pkixtsp_PKIFailureInfo_timeNotAvailable,
 230   &hf_pkixtsp_PKIFailureInfo_unacceptedPolicy,
 231   &hf_pkixtsp_PKIFailureInfo_unacceptedExtension,
 232   &hf_pkixtsp_PKIFailureInfo_addInfoNotAvailable,
 233   &hf_pkixtsp_PKIFailureInfo_spare_bit18,
 234   &hf_pkixtsp_PKIFailureInfo_spare_bit19,
 235   &hf_pkixtsp_PKIFailureInfo_spare_bit20,
 236   &hf_pkixtsp_PKIFailureInfo_spare_bit21,
 237   &hf_pkixtsp_PKIFailureInfo_spare_bit22,
 238   &hf_pkixtsp_PKIFailureInfo_spare_bit23,
 239   &hf_pkixtsp_PKIFailureInfo_spare_bit24,
 240   &hf_pkixtsp_PKIFailureInfo_systemFailure,
 241   NULL
 242 };
 243
 244 static int
 245 dissect_pkixtsp_PKIFailureInfo(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 246   offset = dissect_ber_bitstring(implicit_tag, actx, tree, tvb, offset,
 247                                     PKIFailureInfo_bits, 26, hf_index, ett_pkixtsp_PKIFailureInfo,
 248                                     NULL);
 249
 250   return offset;
 251 }
 252
 253
 254 static const ber_sequence_t PKIStatusInfo_sequence[] = {
 255   { &hf_pkixtsp_pki_status  , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_PKIStatus },
 256   { &hf_pkixtsp_failInfo    , BER_CLASS_UNI, BER_UNI_TAG_BITSTRING, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_PKIFailureInfo },
 257   { NULL, 0, 0, 0, NULL }
 258 };
 259
 260 static int
 261 dissect_pkixtsp_PKIStatusInfo(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 262   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
 263                                    PKIStatusInfo_sequence, hf_index, ett_pkixtsp_PKIStatusInfo);
 264
 265   return offset;
 266 }
 267
 268
 269
 270 static int
 271 dissect_pkixtsp_TimeStampToken(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 272   offset = dissect_cms_ContentInfo(implicit_tag, tvb, offset, actx, tree, hf_index);
 273
 274   return offset;
 275 }
 276
 277
 278 static const ber_sequence_t TimeStampResp_sequence[] = {
 279   { &hf_pkixtsp_status      , BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_PKIStatusInfo },
 280   { &hf_pkixtsp_timeStampToken, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_TimeStampToken },
 281   { NULL, 0, 0, 0, NULL }
 282 };
 283
 284 static int
 285 dissect_pkixtsp_TimeStampResp(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 286   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
 287                                    TimeStampResp_sequence, hf_index, ett_pkixtsp_TimeStampResp);
 288
 289   return offset;
 290 }
 291
 292
 293 static const value_string pkixtsp_Tst_version_vals[] = {
 294   {   1, "v1" },
 295   { 0, NULL }
 296 };
 297
 298
 299 static int
 300 dissect_pkixtsp_Tst_version(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 301   offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
 302                                                 NULL);
 303
 304   return offset;
 305 }
 306
 307
 308
 309 static int
 310 dissect_pkixtsp_GeneralizedTime(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 311   offset = dissect_ber_GeneralizedTime(implicit_tag, actx, tree, tvb, offset, hf_index);
 312
 313   return offset;
 314 }
 315
 316
 317
 318 static int
 319 dissect_pkixtsp_INTEGER_1_999(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 320   offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
 321                                                 NULL);
 322
 323   return offset;
 324 }
 325
 326
 327 static const ber_sequence_t Accuracy_sequence[] = {
 328   { &hf_pkixtsp_seconds     , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_INTEGER },
 329   { &hf_pkixtsp_millis      , BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_pkixtsp_INTEGER_1_999 },
 330   { &hf_pkixtsp_micros      , BER_CLASS_CON, 1, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_pkixtsp_INTEGER_1_999 },
 331   { NULL, 0, 0, 0, NULL }
 332 };
 333
 334 static int
 335 dissect_pkixtsp_Accuracy(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 336   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
 337                                    Accuracy_sequence, hf_index, ett_pkixtsp_Accuracy);
 338
 339   return offset;
 340 }
 341
 342
 343 static const ber_sequence_t TSTInfo_sequence[] = {
 344   { &hf_pkixtsp_tst_version , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_Tst_version },
 345   { &hf_pkixtsp_policy      , BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_TSAPolicyId },
 346   { &hf_pkixtsp_messageImprint, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_MessageImprint },
 347   { &hf_pkixtsp_serialNumber, BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_INTEGER },
 348   { &hf_pkixtsp_genTime     , BER_CLASS_UNI, BER_UNI_TAG_GeneralizedTime, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_GeneralizedTime },
 349   { &hf_pkixtsp_accuracy    , BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_Accuracy },
 350   { &hf_pkixtsp_ordering    , BER_CLASS_UNI, BER_UNI_TAG_BOOLEAN, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_BOOLEAN },
 351   { &hf_pkixtsp_nonce       , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_INTEGER },
 352   { &hf_pkixtsp_tsa         , BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_pkix1implicit_GeneralName },
 353   { &hf_pkixtsp_extensions  , BER_CLASS_CON, 1, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_pkix1explicit_Extensions },
 354   { NULL, 0, 0, 0, NULL }
 355 };
 356
 357 static int
 358 dissect_pkixtsp_TSTInfo(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 359   offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
 360                                    TSTInfo_sequence, hf_index, ett_pkixtsp_TSTInfo);
 361
 362   return offset;
 363 }
 364
 365
 366
 367 static int
 368 dissect_pkixtsp_SignatureTimeStampToken(bool implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
 369   offset = dissect_pkixtsp_TimeStampToken(implicit_tag, tvb, offset, actx, tree, hf_index);
 370
 371   return offset;
 372 }
 373
 374 /*--- PDUs ---*/
 375
 376 static int dissect_TimeStampReq_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
 377   int offset = 0;
 378   asn1_ctx_t asn1_ctx;
 379   asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 380   offset = dissect_pkixtsp_TimeStampReq(false, tvb, offset, &asn1_ctx, tree, hf_pkixtsp_TimeStampReq_PDU);
 381   return offset;
 382 }
 383 static int dissect_TimeStampResp_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
 384   int offset = 0;
 385   asn1_ctx_t asn1_ctx;
 386   asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 387   offset = dissect_pkixtsp_TimeStampResp(false, tvb, offset, &asn1_ctx, tree, hf_pkixtsp_TimeStampResp_PDU);
 388   return offset;
 389 }
 390 static int dissect_TSTInfo_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
 391   int offset = 0;
 392   asn1_ctx_t asn1_ctx;
 393   asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 394   offset = dissect_pkixtsp_TSTInfo(false, tvb, offset, &asn1_ctx, tree, hf_pkixtsp_TSTInfo_PDU);
 395   return offset;
 396 }
 397 static int dissect_SignatureTimeStampToken_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {
 398   int offset = 0;
 399   asn1_ctx_t asn1_ctx;
 400   asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 401   offset = dissect_pkixtsp_SignatureTimeStampToken(false, tvb, offset, &asn1_ctx, tree, hf_pkixtsp_SignatureTimeStampToken_PDU);
 402   return offset;
 403 }
 404
 405
 406
 407 static int
 408 dissect_timestamp_reply(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void *data _U_)
 409 {
 410         proto_item *item=NULL;
 411         proto_tree *tree=NULL;
 412         asn1_ctx_t asn1_ctx;
 413         asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 414
 415         col_set_str(pinfo->cinfo, COL_PROTOCOL, "PKIXTSP");
 416
 417         col_set_str(pinfo->cinfo, COL_INFO, "Reply");
 418
 419
 420         if(parent_tree){
 421                 item=proto_tree_add_item(parent_tree, proto_pkixtsp, tvb, 0, -1, ENC_NA);
 422                 tree = proto_item_add_subtree(item, ett_pkixtsp);
 423         }
 424
 425         return dissect_pkixtsp_TimeStampResp(false, tvb, 0, &asn1_ctx, tree, -1);
 426 }
 427
 428 static int
 429 dissect_timestamp_query(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void *data _U_)
 430 {
 431         proto_item *item=NULL;
 432         proto_tree *tree=NULL;
 433         asn1_ctx_t asn1_ctx;
 434         asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);
 435
 436         col_set_str(pinfo->cinfo, COL_PROTOCOL, "PKIXTSP");
 437
 438         col_set_str(pinfo->cinfo, COL_INFO, "Query");
 439
 440
 441         if(parent_tree){
 442                 item=proto_tree_add_item(parent_tree, proto_pkixtsp, tvb, 0, -1, ENC_NA);
 443                 tree = proto_item_add_subtree(item, ett_pkixtsp);
 444         }
 445
 446         return dissect_pkixtsp_TimeStampReq(false, tvb, 0, &asn1_ctx, tree, -1);
 447 }
 448
 449
 450 /*--- proto_register_pkixtsp ----------------------------------------------*/
 451 void proto_register_pkixtsp(void) {
 452
 453   /* List of fields */
 454   static hf_register_info hf[] = {
 455     { &hf_pkixtsp_TimeStampReq_PDU,
 456       { "TimeStampReq", "pkixtsp.TimeStampReq_element",
 457         FT_NONE, BASE_NONE, NULL, 0,
 458         NULL, HFILL }},
 459     { &hf_pkixtsp_TimeStampResp_PDU,
 460       { "TimeStampResp", "pkixtsp.TimeStampResp_element",
 461         FT_NONE, BASE_NONE, NULL, 0,
 462         NULL, HFILL }},
 463     { &hf_pkixtsp_TSTInfo_PDU,
 464       { "TSTInfo", "pkixtsp.TSTInfo_element",
 465         FT_NONE, BASE_NONE, NULL, 0,
 466         NULL, HFILL }},
 467     { &hf_pkixtsp_SignatureTimeStampToken_PDU,
 468       { "SignatureTimeStampToken", "pkixtsp.SignatureTimeStampToken_element",
 469         FT_NONE, BASE_NONE, NULL, 0,
 470         NULL, HFILL }},
 471     { &hf_pkixtsp_version,
 472       { "version", "pkixtsp.version",
 473         FT_INT32, BASE_DEC, VALS(pkixtsp_T_version_vals), 0,
 474         NULL, HFILL }},
 475     { &hf_pkixtsp_messageImprint,
 476       { "messageImprint", "pkixtsp.messageImprint_element",
 477         FT_NONE, BASE_NONE, NULL, 0,
 478         NULL, HFILL }},
 479     { &hf_pkixtsp_reqPolicy,
 480       { "reqPolicy", "pkixtsp.reqPolicy",
 481         FT_OID, BASE_NONE, NULL, 0,
 482         "TSAPolicyId", HFILL }},
 483     { &hf_pkixtsp_nonce,
 484       { "nonce", "pkixtsp.nonce",
 485         FT_INT32, BASE_DEC, NULL, 0,
 486         "INTEGER", HFILL }},
 487     { &hf_pkixtsp_certReq,
 488       { "certReq", "pkixtsp.certReq",
 489         FT_BOOLEAN, BASE_NONE, NULL, 0,
 490         "BOOLEAN", HFILL }},
 491     { &hf_pkixtsp_extensions,
 492       { "extensions", "pkixtsp.extensions",
 493         FT_UINT32, BASE_DEC, NULL, 0,
 494         NULL, HFILL }},
 495     { &hf_pkixtsp_hashAlgorithm,
 496       { "hashAlgorithm", "pkixtsp.hashAlgorithm_element",
 497         FT_NONE, BASE_NONE, NULL, 0,
 498         "AlgorithmIdentifier", HFILL }},
 499     { &hf_pkixtsp_hashedMessage,
 500       { "hashedMessage", "pkixtsp.hashedMessage",
 501         FT_BYTES, BASE_NONE, NULL, 0,
 502         "OCTET_STRING", HFILL }},
 503     { &hf_pkixtsp_status,
 504       { "status", "pkixtsp.status_element",
 505         FT_NONE, BASE_NONE, NULL, 0,
 506         "PKIStatusInfo", HFILL }},
 507     { &hf_pkixtsp_timeStampToken,
 508       { "timeStampToken", "pkixtsp.timeStampToken_element",
 509         FT_NONE, BASE_NONE, NULL, 0,
 510         NULL, HFILL }},
 511     { &hf_pkixtsp_pki_status,
 512       { "status", "pkixtsp.pki_status",
 513         FT_INT32, BASE_DEC, VALS(pkixtsp_PKIStatus_vals), 0,
 514         "PKIStatus", HFILL }},
 515     { &hf_pkixtsp_failInfo,
 516       { "failInfo", "pkixtsp.failInfo",
 517         FT_BYTES, BASE_NONE, NULL, 0,
 518         "PKIFailureInfo", HFILL }},
 519     { &hf_pkixtsp_tst_version,
 520       { "version", "pkixtsp.tst_version",
 521         FT_INT32, BASE_DEC, VALS(pkixtsp_Tst_version_vals), 0,
 522         "Tst_version", HFILL }},
 523     { &hf_pkixtsp_policy,
 524       { "policy", "pkixtsp.policy",
 525         FT_OID, BASE_NONE, NULL, 0,
 526         "TSAPolicyId", HFILL }},
 527     { &hf_pkixtsp_serialNumber,
 528       { "serialNumber", "pkixtsp.serialNumber",
 529         FT_INT32, BASE_DEC, NULL, 0,
 530         "INTEGER", HFILL }},
 531     { &hf_pkixtsp_genTime,
 532       { "genTime", "pkixtsp.genTime",
 533         FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0,
 534         "GeneralizedTime", HFILL }},
 535     { &hf_pkixtsp_accuracy,
 536       { "accuracy", "pkixtsp.accuracy_element",
 537         FT_NONE, BASE_NONE, NULL, 0,
 538         NULL, HFILL }},
 539     { &hf_pkixtsp_ordering,
 540       { "ordering", "pkixtsp.ordering",
 541         FT_BOOLEAN, BASE_NONE, NULL, 0,
 542         "BOOLEAN", HFILL }},
 543     { &hf_pkixtsp_tsa,
 544       { "tsa", "pkixtsp.tsa",
 545         FT_UINT32, BASE_DEC, NULL, 0,
 546         "GeneralName", HFILL }},
 547     { &hf_pkixtsp_seconds,
 548       { "seconds", "pkixtsp.seconds",
 549         FT_INT32, BASE_DEC, NULL, 0,
 550         "INTEGER", HFILL }},
 551     { &hf_pkixtsp_millis,
 552       { "millis", "pkixtsp.millis",
 553         FT_UINT32, BASE_DEC, NULL, 0,
 554         "INTEGER_1_999", HFILL }},
 555     { &hf_pkixtsp_micros,
 556       { "micros", "pkixtsp.micros",
 557         FT_UINT32, BASE_DEC, NULL, 0,
 558         "INTEGER_1_999", HFILL }},
 559     { &hf_pkixtsp_PKIFailureInfo_badAlg,
 560       { "badAlg", "pkixtsp.PKIFailureInfo.badAlg",
 561         FT_BOOLEAN, 8, NULL, 0x80,
 562         NULL, HFILL }},
 563     { &hf_pkixtsp_PKIFailureInfo_spare_bit1,
 564       { "spare_bit1", "pkixtsp.PKIFailureInfo.spare.bit1",
 565         FT_BOOLEAN, 8, NULL, 0x40,
 566         NULL, HFILL }},
 567     { &hf_pkixtsp_PKIFailureInfo_badRequest,
 568       { "badRequest", "pkixtsp.PKIFailureInfo.badRequest",
 569         FT_BOOLEAN, 8, NULL, 0x20,
 570         NULL, HFILL }},
 571     { &hf_pkixtsp_PKIFailureInfo_spare_bit3,
 572       { "spare_bit3", "pkixtsp.PKIFailureInfo.spare.bit3",
 573         FT_BOOLEAN, 8, NULL, 0x10,
 574         NULL, HFILL }},
 575     { &hf_pkixtsp_PKIFailureInfo_spare_bit4,
 576       { "spare_bit4", "pkixtsp.PKIFailureInfo.spare.bit4",
 577         FT_BOOLEAN, 8, NULL, 0x08,
 578         NULL, HFILL }},
 579     { &hf_pkixtsp_PKIFailureInfo_badDataFormat,
 580       { "badDataFormat", "pkixtsp.PKIFailureInfo.badDataFormat",
 581         FT_BOOLEAN, 8, NULL, 0x04,
 582         NULL, HFILL }},
 583     { &hf_pkixtsp_PKIFailureInfo_spare_bit6,
 584       { "spare_bit6", "pkixtsp.PKIFailureInfo.spare.bit6",
 585         FT_BOOLEAN, 8, NULL, 0x02,
 586         NULL, HFILL }},
 587     { &hf_pkixtsp_PKIFailureInfo_spare_bit7,
 588       { "spare_bit7", "pkixtsp.PKIFailureInfo.spare.bit7",
 589         FT_BOOLEAN, 8, NULL, 0x01,
 590         NULL, HFILL }},
 591     { &hf_pkixtsp_PKIFailureInfo_spare_bit8,
 592       { "spare_bit8", "pkixtsp.PKIFailureInfo.spare.bit8",
 593         FT_BOOLEAN, 8, NULL, 0x80,
 594         NULL, HFILL }},
 595     { &hf_pkixtsp_PKIFailureInfo_spare_bit9,
 596       { "spare_bit9", "pkixtsp.PKIFailureInfo.spare.bit9",
 597         FT_BOOLEAN, 8, NULL, 0x40,
 598         NULL, HFILL }},
 599     { &hf_pkixtsp_PKIFailureInfo_spare_bit10,
 600       { "spare_bit10", "pkixtsp.PKIFailureInfo.spare.bit10",
 601         FT_BOOLEAN, 8, NULL, 0x20,
 602         NULL, HFILL }},
 603     { &hf_pkixtsp_PKIFailureInfo_spare_bit11,
 604       { "spare_bit11", "pkixtsp.PKIFailureInfo.spare.bit11",
 605         FT_BOOLEAN, 8, NULL, 0x10,
 606         NULL, HFILL }},
 607     { &hf_pkixtsp_PKIFailureInfo_spare_bit12,
 608       { "spare_bit12", "pkixtsp.PKIFailureInfo.spare.bit12",
 609         FT_BOOLEAN, 8, NULL, 0x08,
 610         NULL, HFILL }},
 611     { &hf_pkixtsp_PKIFailureInfo_spare_bit13,
 612       { "spare_bit13", "pkixtsp.PKIFailureInfo.spare.bit13",
 613         FT_BOOLEAN, 8, NULL, 0x04,
 614         NULL, HFILL }},
 615     { &hf_pkixtsp_PKIFailureInfo_timeNotAvailable,
 616       { "timeNotAvailable", "pkixtsp.PKIFailureInfo.timeNotAvailable",
 617         FT_BOOLEAN, 8, NULL, 0x02,
 618         NULL, HFILL }},
 619     { &hf_pkixtsp_PKIFailureInfo_unacceptedPolicy,
 620       { "unacceptedPolicy", "pkixtsp.PKIFailureInfo.unacceptedPolicy",
 621         FT_BOOLEAN, 8, NULL, 0x01,
 622         NULL, HFILL }},
 623     { &hf_pkixtsp_PKIFailureInfo_unacceptedExtension,
 624       { "unacceptedExtension", "pkixtsp.PKIFailureInfo.unacceptedExtension",
 625         FT_BOOLEAN, 8, NULL, 0x80,
 626         NULL, HFILL }},
 627     { &hf_pkixtsp_PKIFailureInfo_addInfoNotAvailable,
 628       { "addInfoNotAvailable", "pkixtsp.PKIFailureInfo.addInfoNotAvailable",
 629         FT_BOOLEAN, 8, NULL, 0x40,
 630         NULL, HFILL }},
 631     { &hf_pkixtsp_PKIFailureInfo_spare_bit18,
 632       { "spare_bit18", "pkixtsp.PKIFailureInfo.spare.bit18",
 633         FT_BOOLEAN, 8, NULL, 0x20,
 634         NULL, HFILL }},
 635     { &hf_pkixtsp_PKIFailureInfo_spare_bit19,
 636       { "spare_bit19", "pkixtsp.PKIFailureInfo.spare.bit19",
 637         FT_BOOLEAN, 8, NULL, 0x10,
 638         NULL, HFILL }},
 639     { &hf_pkixtsp_PKIFailureInfo_spare_bit20,
 640       { "spare_bit20", "pkixtsp.PKIFailureInfo.spare.bit20",
 641         FT_BOOLEAN, 8, NULL, 0x08,
 642         NULL, HFILL }},
 643     { &hf_pkixtsp_PKIFailureInfo_spare_bit21,
 644       { "spare_bit21", "pkixtsp.PKIFailureInfo.spare.bit21",
 645         FT_BOOLEAN, 8, NULL, 0x04,
 646         NULL, HFILL }},
 647     { &hf_pkixtsp_PKIFailureInfo_spare_bit22,
 648       { "spare_bit22", "pkixtsp.PKIFailureInfo.spare.bit22",
 649         FT_BOOLEAN, 8, NULL, 0x02,
 650         NULL, HFILL }},
 651     { &hf_pkixtsp_PKIFailureInfo_spare_bit23,
 652       { "spare_bit23", "pkixtsp.PKIFailureInfo.spare.bit23",
 653         FT_BOOLEAN, 8, NULL, 0x01,
 654         NULL, HFILL }},
 655     { &hf_pkixtsp_PKIFailureInfo_spare_bit24,
 656       { "spare_bit24", "pkixtsp.PKIFailureInfo.spare.bit24",
 657         FT_BOOLEAN, 8, NULL, 0x80,
 658         NULL, HFILL }},
 659     { &hf_pkixtsp_PKIFailureInfo_systemFailure,
 660       { "systemFailure", "pkixtsp.PKIFailureInfo.systemFailure",
 661         FT_BOOLEAN, 8, NULL, 0x40,
 662         NULL, HFILL }},
 663   };
 664
 665   /* List of subtrees */
 666   static int *ett[] = {
 667         &ett_pkixtsp,
 668     &ett_pkixtsp_TimeStampReq,
 669     &ett_pkixtsp_MessageImprint,
 670     &ett_pkixtsp_TimeStampResp,
 671     &ett_pkixtsp_PKIStatusInfo,
 672     &ett_pkixtsp_PKIFailureInfo,
 673     &ett_pkixtsp_TSTInfo,
 674     &ett_pkixtsp_Accuracy,
 675   };
 676
 677   /* Register protocol */
 678   proto_pkixtsp = proto_register_protocol(PNAME, PSNAME, PFNAME);
 679
 680   /* Register fields and subtrees */
 681   proto_register_field_array(proto_pkixtsp, hf, array_length(hf));
 682   proto_register_subtree_array(ett, array_length(ett));
 683
 684   timestamp_reply_handle = register_dissector(PFNAME "_reply", dissect_timestamp_reply, proto_pkixtsp);
 685   timestamp_query_handle = register_dissector(PFNAME "_query", dissect_timestamp_query, proto_pkixtsp);
 686
 687   register_ber_syntax_dissector("TimeStampReq", proto_pkixtsp, dissect_TimeStampReq_PDU);
 688   register_ber_syntax_dissector("TimeStampResp", proto_pkixtsp, dissect_TimeStampResp_PDU);
 689
 690   register_ber_oid_syntax(".tsq", NULL, "TimeStampReq");
 691   register_ber_oid_syntax(".tsr", NULL, "TimeStampResp");
 692 }
 693
 694
 695 /*--- proto_reg_handoff_pkixtsp -------------------------------------------*/
 696 void proto_reg_handoff_pkixtsp(void) {
 697         dissector_add_string("media_type", "application/timestamp-reply", timestamp_reply_handle);
 698         dissector_add_string("media_type", "application/timestamp-query", timestamp_query_handle);
 699
 700   register_ber_oid_dissector("1.2.840.113549.1.9.16.2.14", dissect_SignatureTimeStampToken_PDU, proto_pkixtsp, "id-aa-timeStampToken");
 701   register_ber_oid_dissector("1.2.840.113549.1.9.16.1.4", dissect_TSTInfo_PDU, proto_pkixtsp, "id-ct-TSTInfo");
 702
 703 }
 704