/* Do not modify this file. Changes will be overwritten.                      */

/* Generated automatically by the ASN.1 to Wireshark dissector compiler       */

/* packet-pkixtsp.c                                                           */

/* asn2wrs.py -b -q -L -p pkixtsp -c ./pkixtsp.cnf -s ./packet-pkixtsp-template -D . -O ../.. PKIXTSP.asn */

/* packet-pkixtsp.c

 * Routines for RFC2634 Extended Security Services packet dissection

 *   Ronnie Sahlberg 2004

 *

 * Wireshark - Network traffic analyzer

 * By Gerald Combs <gerald@wireshark.org>

 * Copyright 1998 Gerald Combs

 *

 * SPDX-License-Identifier: GPL-2.0-or-later

 */

#include "config.h"

#include <epan/packet.h>

#include <epan/asn1.h>

#include <wsutil/array.h>

#include "packet-ber.h"

#include "packet-pkix1explicit.h"

#include "packet-pkix1implicit.h"

#include "packet-x509ce.h"

#include "packet-cms.h"

void proto_register_pkixtsp(void);

void proto_reg_handoff_pkixtsp(void);

static dissector_handle_t timestamp_reply_handle;

static dissector_handle_t timestamp_query_handle;

/* Initialize the protocol and registered fields */

static int proto_pkixtsp;

static int hf_pkixtsp_TimeStampReq_PDU;           /* TimeStampReq */

static int hf_pkixtsp_TimeStampResp_PDU;          /* TimeStampResp */

static int hf_pkixtsp_TSTInfo_PDU;                /* TSTInfo */

static int hf_pkixtsp_SignatureTimeStampToken_PDU;  /* SignatureTimeStampToken */

static int hf_pkixtsp_version;                    /* T_version */

static int hf_pkixtsp_messageImprint;             /* MessageImprint */

static int hf_pkixtsp_reqPolicy;                  /* TSAPolicyId */

static int hf_pkixtsp_nonce;                      /* INTEGER */

static int hf_pkixtsp_certReq;                    /* BOOLEAN */

static int hf_pkixtsp_extensions;                 /* Extensions */

static int hf_pkixtsp_hashAlgorithm;              /* AlgorithmIdentifier */

static int hf_pkixtsp_hashedMessage;              /* OCTET_STRING */

static int hf_pkixtsp_status;                     /* PKIStatusInfo */

static int hf_pkixtsp_timeStampToken;             /* TimeStampToken */

static int hf_pkixtsp_pki_status;                 /* PKIStatus */

static int hf_pkixtsp_failInfo;                   /* PKIFailureInfo */

static int hf_pkixtsp_tst_version;                /* Tst_version */

static int hf_pkixtsp_policy;                     /* TSAPolicyId */

static int hf_pkixtsp_serialNumber;               /* INTEGER */

static int hf_pkixtsp_genTime;                    /* GeneralizedTime */

static int hf_pkixtsp_accuracy;                   /* Accuracy */

static int hf_pkixtsp_ordering;                   /* BOOLEAN */

static int hf_pkixtsp_tsa;                        /* GeneralName */

static int hf_pkixtsp_seconds;                    /* INTEGER */

static int hf_pkixtsp_millis;                     /* INTEGER_1_999 */

static int hf_pkixtsp_micros;                     /* INTEGER_1_999 */

/* named bits */

static int hf_pkixtsp_PKIFailureInfo_badAlg;

static int hf_pkixtsp_PKIFailureInfo_spare_bit1;

static int hf_pkixtsp_PKIFailureInfo_badRequest;

static int hf_pkixtsp_PKIFailureInfo_spare_bit3;

static int hf_pkixtsp_PKIFailureInfo_spare_bit4;

static int hf_pkixtsp_PKIFailureInfo_badDataFormat;

static int hf_pkixtsp_PKIFailureInfo_spare_bit6;

static int hf_pkixtsp_PKIFailureInfo_spare_bit7;

static int hf_pkixtsp_PKIFailureInfo_spare_bit8;

static int hf_pkixtsp_PKIFailureInfo_spare_bit9;

static int hf_pkixtsp_PKIFailureInfo_spare_bit10;

static int hf_pkixtsp_PKIFailureInfo_spare_bit11;

static int hf_pkixtsp_PKIFailureInfo_spare_bit12;

static int hf_pkixtsp_PKIFailureInfo_spare_bit13;

static int hf_pkixtsp_PKIFailureInfo_timeNotAvailable;

static int hf_pkixtsp_PKIFailureInfo_unacceptedPolicy;

static int hf_pkixtsp_PKIFailureInfo_unacceptedExtension;

static int hf_pkixtsp_PKIFailureInfo_addInfoNotAvailable;

static int hf_pkixtsp_PKIFailureInfo_spare_bit18;

static int hf_pkixtsp_PKIFailureInfo_spare_bit19;

static int hf_pkixtsp_PKIFailureInfo_spare_bit20;

static int hf_pkixtsp_PKIFailureInfo_spare_bit21;

static int hf_pkixtsp_PKIFailureInfo_spare_bit22;

static int hf_pkixtsp_PKIFailureInfo_spare_bit23;

static int hf_pkixtsp_PKIFailureInfo_spare_bit24;

static int hf_pkixtsp_PKIFailureInfo_systemFailure;

/* Initialize the subtree pointers */

static int ett_pkixtsp;

static int ett_pkixtsp_TimeStampReq;

static int ett_pkixtsp_MessageImprint;

static int ett_pkixtsp_TimeStampResp;

static int ett_pkixtsp_PKIStatusInfo;

static int ett_pkixtsp_PKIFailureInfo;

static int ett_pkixtsp_TSTInfo;

static int ett_pkixtsp_Accuracy;

static const value_string pkixtsp_T_version_vals[] = {

  {   1, "v1" },

  { 0, NULL }

};

static unsigned

dissect_pkixtsp_T_version(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,

                                                NULL);

  return offset;

}

static unsigned

dissect_pkixtsp_OCTET_STRING(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_octet_string(implicit_tag, actx, tree, tvb, offset, hf_index,

                                       NULL);

  return offset;

}

static const ber_sequence_t MessageImprint_sequence[] = {

  { &hf_pkixtsp_hashAlgorithm, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_pkix1explicit_AlgorithmIdentifier },

  { &hf_pkixtsp_hashedMessage, BER_CLASS_UNI, BER_UNI_TAG_OCTETSTRING, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_OCTET_STRING },

  { NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_pkixtsp_MessageImprint(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,

                                   MessageImprint_sequence, hf_index, ett_pkixtsp_MessageImprint);

  return offset;

}

static unsigned

dissect_pkixtsp_TSAPolicyId(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_object_identifier(implicit_tag, actx, tree, tvb, offset, hf_index, NULL);

  return offset;

}

static unsigned

dissect_pkixtsp_INTEGER(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,

                                                NULL);

  return offset;

}

static unsigned

dissect_pkixtsp_BOOLEAN(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_boolean(implicit_tag, actx, tree, tvb, offset, hf_index, NULL);

  return offset;

}

static const ber_sequence_t TimeStampReq_sequence[] = {

  { &hf_pkixtsp_version     , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_T_version },

  { &hf_pkixtsp_messageImprint, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_MessageImprint },

  { &hf_pkixtsp_reqPolicy   , BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_TSAPolicyId },

  { &hf_pkixtsp_nonce       , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_INTEGER },

  { &hf_pkixtsp_certReq     , BER_CLASS_UNI, BER_UNI_TAG_BOOLEAN, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_BOOLEAN },

  { &hf_pkixtsp_extensions  , BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_pkix1explicit_Extensions },

  { NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_pkixtsp_TimeStampReq(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,

                                   TimeStampReq_sequence, hf_index, ett_pkixtsp_TimeStampReq);

  return offset;

}

static const value_string pkixtsp_PKIStatus_vals[] = {

  {   0, "granted" },

  {   1, "grantedWithMods" },

  {   2, "rejection" },

  {   3, "waiting" },

  {   4, "revocationWarning" },

  {   5, "revocationNotification" },

  { 0, NULL }

};

static unsigned

dissect_pkixtsp_PKIStatus(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,

                                                NULL);

  return offset;

}

static int * const PKIFailureInfo_bits[] = {

  &hf_pkixtsp_PKIFailureInfo_badAlg,

  &hf_pkixtsp_PKIFailureInfo_spare_bit1,

  &hf_pkixtsp_PKIFailureInfo_badRequest,

  &hf_pkixtsp_PKIFailureInfo_spare_bit3,

  &hf_pkixtsp_PKIFailureInfo_spare_bit4,

  &hf_pkixtsp_PKIFailureInfo_badDataFormat,

  &hf_pkixtsp_PKIFailureInfo_spare_bit6,

  &hf_pkixtsp_PKIFailureInfo_spare_bit7,

  &hf_pkixtsp_PKIFailureInfo_spare_bit8,

  &hf_pkixtsp_PKIFailureInfo_spare_bit9,

  &hf_pkixtsp_PKIFailureInfo_spare_bit10,

  &hf_pkixtsp_PKIFailureInfo_spare_bit11,

  &hf_pkixtsp_PKIFailureInfo_spare_bit12,

  &hf_pkixtsp_PKIFailureInfo_spare_bit13,

  &hf_pkixtsp_PKIFailureInfo_timeNotAvailable,

  &hf_pkixtsp_PKIFailureInfo_unacceptedPolicy,

  &hf_pkixtsp_PKIFailureInfo_unacceptedExtension,

  &hf_pkixtsp_PKIFailureInfo_addInfoNotAvailable,

  &hf_pkixtsp_PKIFailureInfo_spare_bit18,

  &hf_pkixtsp_PKIFailureInfo_spare_bit19,

  &hf_pkixtsp_PKIFailureInfo_spare_bit20,

  &hf_pkixtsp_PKIFailureInfo_spare_bit21,

  &hf_pkixtsp_PKIFailureInfo_spare_bit22,

  &hf_pkixtsp_PKIFailureInfo_spare_bit23,

  &hf_pkixtsp_PKIFailureInfo_spare_bit24,

  &hf_pkixtsp_PKIFailureInfo_systemFailure,

  NULL

};

static unsigned

dissect_pkixtsp_PKIFailureInfo(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_bitstring(implicit_tag, actx, tree, tvb, offset,

                                    PKIFailureInfo_bits, 26, hf_index, ett_pkixtsp_PKIFailureInfo,

                                    NULL);

  return offset;

}

static const ber_sequence_t PKIStatusInfo_sequence[] = {

  { &hf_pkixtsp_pki_status  , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_PKIStatus },

  { &hf_pkixtsp_failInfo    , BER_CLASS_UNI, BER_UNI_TAG_BITSTRING, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_PKIFailureInfo },

  { NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_pkixtsp_PKIStatusInfo(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,

                                   PKIStatusInfo_sequence, hf_index, ett_pkixtsp_PKIStatusInfo);

  return offset;

}

static unsigned

dissect_pkixtsp_TimeStampToken(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_cms_ContentInfo(implicit_tag, tvb, offset, actx, tree, hf_index);

  return offset;

}

static const ber_sequence_t TimeStampResp_sequence[] = {

  { &hf_pkixtsp_status      , BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_PKIStatusInfo },

  { &hf_pkixtsp_timeStampToken, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_TimeStampToken },

  { NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_pkixtsp_TimeStampResp(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,

                                   TimeStampResp_sequence, hf_index, ett_pkixtsp_TimeStampResp);

  return offset;

}

static const value_string pkixtsp_Tst_version_vals[] = {

  {   1, "v1" },

  { 0, NULL }

};

static unsigned

dissect_pkixtsp_Tst_version(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,

                                                NULL);

  return offset;

}

static unsigned

dissect_pkixtsp_GeneralizedTime(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_GeneralizedTime(implicit_tag, actx, tree, tvb, offset, hf_index);

  return offset;

}

static unsigned

dissect_pkixtsp_INTEGER_1_999(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_constrained_integer(implicit_tag, actx, tree, tvb, offset,

                                                            1U, 999U, hf_index, NULL);

  return offset;

}

static const ber_sequence_t Accuracy_sequence[] = {

  { &hf_pkixtsp_seconds     , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_INTEGER },

  { &hf_pkixtsp_millis      , BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_pkixtsp_INTEGER_1_999 },

  { &hf_pkixtsp_micros      , BER_CLASS_CON, 1, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_pkixtsp_INTEGER_1_999 },

  { NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_pkixtsp_Accuracy(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,

                                   Accuracy_sequence, hf_index, ett_pkixtsp_Accuracy);

  return offset;

}

static const ber_sequence_t TSTInfo_sequence[] = {

  { &hf_pkixtsp_tst_version , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_Tst_version },

  { &hf_pkixtsp_policy      , BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_TSAPolicyId },

  { &hf_pkixtsp_messageImprint, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_MessageImprint },

  { &hf_pkixtsp_serialNumber, BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_INTEGER },

  { &hf_pkixtsp_genTime     , BER_CLASS_UNI, BER_UNI_TAG_GeneralizedTime, BER_FLAGS_NOOWNTAG, dissect_pkixtsp_GeneralizedTime },

  { &hf_pkixtsp_accuracy    , BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_Accuracy },

  { &hf_pkixtsp_ordering    , BER_CLASS_UNI, BER_UNI_TAG_BOOLEAN, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_BOOLEAN },

  { &hf_pkixtsp_nonce       , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_pkixtsp_INTEGER },

  { &hf_pkixtsp_tsa         , BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_pkix1implicit_GeneralName },

  { &hf_pkixtsp_extensions  , BER_CLASS_CON, 1, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_pkix1explicit_Extensions },

  { NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_pkixtsp_TSTInfo(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,

                                   TSTInfo_sequence, hf_index, ett_pkixtsp_TSTInfo);

  return offset;

}

static unsigned

dissect_pkixtsp_SignatureTimeStampToken(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  offset = dissect_pkixtsp_TimeStampToken(implicit_tag, tvb, offset, actx, tree, hf_index);

  return offset;

}

/*--- PDUs ---*/

static int dissect_TimeStampReq_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {

  unsigned offset = 0;

  asn1_ctx_t asn1_ctx;

  asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);

  offset = dissect_pkixtsp_TimeStampReq(false, tvb, offset, &asn1_ctx, tree, hf_pkixtsp_TimeStampReq_PDU);

  return offset;

}

static int dissect_TimeStampResp_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {

  unsigned offset = 0;

  asn1_ctx_t asn1_ctx;

  asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);

  offset = dissect_pkixtsp_TimeStampResp(false, tvb, offset, &asn1_ctx, tree, hf_pkixtsp_TimeStampResp_PDU);

  return offset;

}

static int dissect_TSTInfo_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {

  unsigned offset = 0;

  asn1_ctx_t asn1_ctx;

  asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);

  offset = dissect_pkixtsp_TSTInfo(false, tvb, offset, &asn1_ctx, tree, hf_pkixtsp_TSTInfo_PDU);

  return offset;

}

static int dissect_SignatureTimeStampToken_PDU(tvbuff_t *tvb _U_, packet_info *pinfo _U_, proto_tree *tree _U_, void *data _U_) {

  unsigned offset = 0;

  asn1_ctx_t asn1_ctx;

  asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);

  offset = dissect_pkixtsp_SignatureTimeStampToken(false, tvb, offset, &asn1_ctx, tree, hf_pkixtsp_SignatureTimeStampToken_PDU);

  return offset;

}

static int

dissect_timestamp_reply(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void *data _U_)

{

  proto_item *item=NULL;

  proto_tree *tree=NULL;

  asn1_ctx_t asn1_ctx;

  asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);

  col_set_str(pinfo->cinfo, COL_PROTOCOL, "PKIXTSP");

  col_set_str(pinfo->cinfo, COL_INFO, "Reply");

  if(parent_tree){

    item=proto_tree_add_item(parent_tree, proto_pkixtsp, tvb, 0, -1, ENC_NA);

    tree = proto_item_add_subtree(item, ett_pkixtsp);

  }

  return dissect_pkixtsp_TimeStampResp(false, tvb, 0, &asn1_ctx, tree, -1);

}

static int

dissect_timestamp_query(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void *data _U_)

{

  proto_item *item=NULL;

  proto_tree *tree=NULL;

  asn1_ctx_t asn1_ctx;

  asn1_ctx_init(&asn1_ctx, ASN1_ENC_BER, true, pinfo);

  col_set_str(pinfo->cinfo, COL_PROTOCOL, "PKIXTSP");

  col_set_str(pinfo->cinfo, COL_INFO, "Query");

  if(parent_tree){

    item=proto_tree_add_item(parent_tree, proto_pkixtsp, tvb, 0, -1, ENC_NA);

    tree = proto_item_add_subtree(item, ett_pkixtsp);

  }

  return dissect_pkixtsp_TimeStampReq(false, tvb, 0, &asn1_ctx, tree, -1);

}

/*--- proto_register_pkixtsp ----------------------------------------------*/

void proto_register_pkixtsp(void) {

  /* List of fields */

  static hf_register_info hf[] = {

    { &hf_pkixtsp_TimeStampReq_PDU,

      { "TimeStampReq", "pkixtsp.TimeStampReq_element",

        FT_NONE, BASE_NONE, NULL, 0,

        NULL, HFILL }},

    { &hf_pkixtsp_TimeStampResp_PDU,

      { "TimeStampResp", "pkixtsp.TimeStampResp_element",

        FT_NONE, BASE_NONE, NULL, 0,

        NULL, HFILL }},

    { &hf_pkixtsp_TSTInfo_PDU,

      { "TSTInfo", "pkixtsp.TSTInfo_element",

        FT_NONE, BASE_NONE, NULL, 0,

        NULL, HFILL }},

    { &hf_pkixtsp_SignatureTimeStampToken_PDU,

      { "SignatureTimeStampToken", "pkixtsp.SignatureTimeStampToken_element",

        FT_NONE, BASE_NONE, NULL, 0,

        NULL, HFILL }},

    { &hf_pkixtsp_version,

      { "version", "pkixtsp.version",

        FT_INT32, BASE_DEC, VALS(pkixtsp_T_version_vals), 0,

        NULL, HFILL }},

    { &hf_pkixtsp_messageImprint,

      { "messageImprint", "pkixtsp.messageImprint_element",

        FT_NONE, BASE_NONE, NULL, 0,

        NULL, HFILL }},

    { &hf_pkixtsp_reqPolicy,

      { "reqPolicy", "pkixtsp.reqPolicy",

        FT_OID, BASE_NONE, NULL, 0,

        "TSAPolicyId", HFILL }},

    { &hf_pkixtsp_nonce,

      { "nonce", "pkixtsp.nonce",

        FT_INT32, BASE_DEC, NULL, 0,

        "INTEGER", HFILL }},

    { &hf_pkixtsp_certReq,

      { "certReq", "pkixtsp.certReq",

        FT_BOOLEAN, BASE_NONE, NULL, 0,

        "BOOLEAN", HFILL }},

    { &hf_pkixtsp_extensions,

      { "extensions", "pkixtsp.extensions",

        FT_UINT32, BASE_DEC, NULL, 0,

        NULL, HFILL }},

    { &hf_pkixtsp_hashAlgorithm,

      { "hashAlgorithm", "pkixtsp.hashAlgorithm_element",

        FT_NONE, BASE_NONE, NULL, 0,

        "AlgorithmIdentifier", HFILL }},

    { &hf_pkixtsp_hashedMessage,

      { "hashedMessage", "pkixtsp.hashedMessage",

        FT_BYTES, BASE_NONE, NULL, 0,

        "OCTET_STRING", HFILL }},

    { &hf_pkixtsp_status,

      { "status", "pkixtsp.status_element",

        FT_NONE, BASE_NONE, NULL, 0,

        "PKIStatusInfo", HFILL }},

    { &hf_pkixtsp_timeStampToken,

      { "timeStampToken", "pkixtsp.timeStampToken_element",

        FT_NONE, BASE_NONE, NULL, 0,

        NULL, HFILL }},

    { &hf_pkixtsp_pki_status,

      { "status", "pkixtsp.pki_status",

        FT_INT32, BASE_DEC, VALS(pkixtsp_PKIStatus_vals), 0,

        "PKIStatus", HFILL }},

    { &hf_pkixtsp_failInfo,

      { "failInfo", "pkixtsp.failInfo",

        FT_BYTES, BASE_NONE, NULL, 0,

        "PKIFailureInfo", HFILL }},

    { &hf_pkixtsp_tst_version,

      { "version", "pkixtsp.tst_version",

        FT_INT32, BASE_DEC, VALS(pkixtsp_Tst_version_vals), 0,

        "Tst_version", HFILL }},

    { &hf_pkixtsp_policy,

      { "policy", "pkixtsp.policy",

        FT_OID, BASE_NONE, NULL, 0,

        "TSAPolicyId", HFILL }},

    { &hf_pkixtsp_serialNumber,

      { "serialNumber", "pkixtsp.serialNumber",

        FT_INT32, BASE_DEC, NULL, 0,

        "INTEGER", HFILL }},

    { &hf_pkixtsp_genTime,

      { "genTime", "pkixtsp.genTime",

        FT_ABSOLUTE_TIME, ABSOLUTE_TIME_LOCAL, NULL, 0,

        "GeneralizedTime", HFILL }},

    { &hf_pkixtsp_accuracy,

      { "accuracy", "pkixtsp.accuracy_element",

        FT_NONE, BASE_NONE, NULL, 0,

        NULL, HFILL }},

    { &hf_pkixtsp_ordering,

      { "ordering", "pkixtsp.ordering",

        FT_BOOLEAN, BASE_NONE, NULL, 0,

        "BOOLEAN", HFILL }},

    { &hf_pkixtsp_tsa,

      { "tsa", "pkixtsp.tsa",

        FT_UINT32, BASE_DEC, VALS(x509ce_GeneralName_vals), 0,

        "GeneralName", HFILL }},

    { &hf_pkixtsp_seconds,

      { "seconds", "pkixtsp.seconds",

        FT_INT32, BASE_DEC, NULL, 0,

        "INTEGER", HFILL }},

    { &hf_pkixtsp_millis,

      { "millis", "pkixtsp.millis",

        FT_UINT32, BASE_DEC, NULL, 0,

        "INTEGER_1_999", HFILL }},

    { &hf_pkixtsp_micros,

      { "micros", "pkixtsp.micros",

        FT_UINT32, BASE_DEC, NULL, 0,

        "INTEGER_1_999", HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_badAlg,

      { "badAlg", "pkixtsp.PKIFailureInfo.badAlg",

        FT_BOOLEAN, 8, NULL, 0x80,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit1,

      { "spare_bit1", "pkixtsp.PKIFailureInfo.spare.bit1",

        FT_BOOLEAN, 8, NULL, 0x40,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_badRequest,

      { "badRequest", "pkixtsp.PKIFailureInfo.badRequest",

        FT_BOOLEAN, 8, NULL, 0x20,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit3,

      { "spare_bit3", "pkixtsp.PKIFailureInfo.spare.bit3",

        FT_BOOLEAN, 8, NULL, 0x10,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit4,

      { "spare_bit4", "pkixtsp.PKIFailureInfo.spare.bit4",

        FT_BOOLEAN, 8, NULL, 0x08,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_badDataFormat,

      { "badDataFormat", "pkixtsp.PKIFailureInfo.badDataFormat",

        FT_BOOLEAN, 8, NULL, 0x04,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit6,

      { "spare_bit6", "pkixtsp.PKIFailureInfo.spare.bit6",

        FT_BOOLEAN, 8, NULL, 0x02,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit7,

      { "spare_bit7", "pkixtsp.PKIFailureInfo.spare.bit7",

        FT_BOOLEAN, 8, NULL, 0x01,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit8,

      { "spare_bit8", "pkixtsp.PKIFailureInfo.spare.bit8",

        FT_BOOLEAN, 8, NULL, 0x80,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit9,

      { "spare_bit9", "pkixtsp.PKIFailureInfo.spare.bit9",

        FT_BOOLEAN, 8, NULL, 0x40,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit10,

      { "spare_bit10", "pkixtsp.PKIFailureInfo.spare.bit10",

        FT_BOOLEAN, 8, NULL, 0x20,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit11,

      { "spare_bit11", "pkixtsp.PKIFailureInfo.spare.bit11",

        FT_BOOLEAN, 8, NULL, 0x10,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit12,

      { "spare_bit12", "pkixtsp.PKIFailureInfo.spare.bit12",

        FT_BOOLEAN, 8, NULL, 0x08,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit13,

      { "spare_bit13", "pkixtsp.PKIFailureInfo.spare.bit13",

        FT_BOOLEAN, 8, NULL, 0x04,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_timeNotAvailable,

      { "timeNotAvailable", "pkixtsp.PKIFailureInfo.timeNotAvailable",

        FT_BOOLEAN, 8, NULL, 0x02,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_unacceptedPolicy,

      { "unacceptedPolicy", "pkixtsp.PKIFailureInfo.unacceptedPolicy",

        FT_BOOLEAN, 8, NULL, 0x01,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_unacceptedExtension,

      { "unacceptedExtension", "pkixtsp.PKIFailureInfo.unacceptedExtension",

        FT_BOOLEAN, 8, NULL, 0x80,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_addInfoNotAvailable,

      { "addInfoNotAvailable", "pkixtsp.PKIFailureInfo.addInfoNotAvailable",

        FT_BOOLEAN, 8, NULL, 0x40,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit18,

      { "spare_bit18", "pkixtsp.PKIFailureInfo.spare.bit18",

        FT_BOOLEAN, 8, NULL, 0x20,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit19,

      { "spare_bit19", "pkixtsp.PKIFailureInfo.spare.bit19",

        FT_BOOLEAN, 8, NULL, 0x10,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit20,

      { "spare_bit20", "pkixtsp.PKIFailureInfo.spare.bit20",

        FT_BOOLEAN, 8, NULL, 0x08,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit21,

      { "spare_bit21", "pkixtsp.PKIFailureInfo.spare.bit21",

        FT_BOOLEAN, 8, NULL, 0x04,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit22,

      { "spare_bit22", "pkixtsp.PKIFailureInfo.spare.bit22",

        FT_BOOLEAN, 8, NULL, 0x02,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit23,

      { "spare_bit23", "pkixtsp.PKIFailureInfo.spare.bit23",

        FT_BOOLEAN, 8, NULL, 0x01,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_spare_bit24,

      { "spare_bit24", "pkixtsp.PKIFailureInfo.spare.bit24",

        FT_BOOLEAN, 8, NULL, 0x80,

        NULL, HFILL }},

    { &hf_pkixtsp_PKIFailureInfo_systemFailure,

      { "systemFailure", "pkixtsp.PKIFailureInfo.systemFailure",

        FT_BOOLEAN, 8, NULL, 0x40,

        NULL, HFILL }},

  };

  /* List of subtrees */

  static int *ett[] = {

  &ett_pkixtsp,

    &ett_pkixtsp_TimeStampReq,

    &ett_pkixtsp_MessageImprint,

    &ett_pkixtsp_TimeStampResp,

    &ett_pkixtsp_PKIStatusInfo,

    &ett_pkixtsp_PKIFailureInfo,

    &ett_pkixtsp_TSTInfo,

    &ett_pkixtsp_Accuracy,

  };

  /* Register protocol */

  proto_pkixtsp = proto_register_protocol("PKIX Time Stamp Protocol", "PKIXTSP", "pkixtsp");

  /* Register fields and subtrees */

  proto_register_field_array(proto_pkixtsp, hf, array_length(hf));

  proto_register_subtree_array(ett, array_length(ett));

  timestamp_reply_handle = register_dissector_with_description("pkixtsp_reply", "PKIXTSP Response", dissect_timestamp_reply, proto_pkixtsp);

  timestamp_query_handle = register_dissector_with_description("pkixtsp_query", "PKIXTSP Request", dissect_timestamp_query, proto_pkixtsp);

  register_ber_syntax_dissector("TimeStampReq", proto_pkixtsp, dissect_TimeStampReq_PDU);

  register_ber_syntax_dissector("TimeStampResp", proto_pkixtsp, dissect_TimeStampResp_PDU);

  register_ber_oid_syntax(".tsq", NULL, "TimeStampReq");

  register_ber_oid_syntax(".tsr", NULL, "TimeStampResp");

}

/*--- proto_reg_handoff_pkixtsp -------------------------------------------*/

void proto_reg_handoff_pkixtsp(void) {

  dissector_add_string("media_type", "application/timestamp-reply", timestamp_reply_handle);

  dissector_add_string("media_type", "application/timestamp-query", timestamp_query_handle);

  register_ber_oid_dissector("1.2.840.113549.1.9.16.2.14", dissect_SignatureTimeStampToken_PDU, proto_pkixtsp, "id-aa-timeStampToken");

  register_ber_oid_dissector("1.2.840.113549.1.9.16.1.4", dissect_TSTInfo_PDU, proto_pkixtsp, "id-ct-TSTInfo");

}