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

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

/* packet-acse.c                                                              */

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

/*XXX

  There is a bug in asn2wrs that it can not yet handle tagged assignments such

  as EXTERNAL  ::=  [UNIVERSAL 8] IMPLICIT SEQUENCE {

  This bug is workedaround by some .cnf magic but this should be cleaned up

  once asn2wrs learns how to deal with tagged assignments

*/

/* packet-acse.c

 * Routines for ACSE packet dissection

 *   Ronnie Sahlberg 2005

 * dissect_acse() based original handwritten dissector by Sid

 *   Yuriy Sidelnikov <YSidelnikov@hotmail.com>

 *

 * 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/exceptions.h>

#include <epan/expert.h>

#include <epan/oids.h>

#include <epan/asn1.h>

#include <wsutil/array.h>

#include "packet-ber.h"

#include "packet-acse.h"

#include "packet-ses.h"

#include "packet-pres.h"

#include "packet-x509if.h"

#define ACSE_APDU_OID "2.2.1.0.1"

void proto_register_acse(void);

void proto_reg_handoff_acse(void);

/* Initialize the protocol and registered fields */

static int proto_acse;

static int proto_clacse;

static int hf_acse_direct_reference;              /* T_direct_reference */

static int hf_acse_indirect_reference;            /* T_indirect_reference */

static int hf_acse_data_value_descriptor;         /* ObjectDescriptor */

static int hf_acse_encoding;                      /* T_encoding */

static int hf_acse_single_ASN1_type;              /* T_single_ASN1_type */

static int hf_acse_octet_aligned;                 /* T_octet_aligned */

static int hf_acse_arbitrary;                     /* BIT_STRING */

static int hf_acse_aarq;                          /* AARQ_apdu */

static int hf_acse_aare;                          /* AARE_apdu */

static int hf_acse_rlrq;                          /* RLRQ_apdu */

static int hf_acse_rlre;                          /* RLRE_apdu */

static int hf_acse_abrt;                          /* ABRT_apdu */

static int hf_acse_adt;                           /* A_DT_apdu */

static int hf_acse_acrq;                          /* ACRQ_apdu */

static int hf_acse_acrp;                          /* ACRP_apdu */

static int hf_acse_aARQ_protocol_version;         /* T_AARQ_protocol_version */

static int hf_acse_aARQ_aSO_context_name;         /* T_AARQ_aSO_context_name */

static int hf_acse_called_AP_title;               /* AP_title */

static int hf_acse_called_AE_qualifier;           /* AE_qualifier */

static int hf_acse_called_AP_invocation_identifier;  /* AP_invocation_identifier */

static int hf_acse_called_AE_invocation_identifier;  /* AE_invocation_identifier */

static int hf_acse_calling_AP_title;              /* AP_title */

static int hf_acse_calling_AE_qualifier;          /* AE_qualifier */

static int hf_acse_calling_AP_invocation_identifier;  /* AP_invocation_identifier */

static int hf_acse_calling_AE_invocation_identifier;  /* AE_invocation_identifier */

static int hf_acse_sender_acse_requirements;      /* ACSE_requirements */

static int hf_acse_mechanism_name;                /* Mechanism_name */

static int hf_acse_calling_authentication_value;  /* Authentication_value */

static int hf_acse_aSO_context_name_list;         /* ASO_context_name_list */

static int hf_acse_implementation_information;    /* Implementation_data */

static int hf_acse_p_context_definition_list;     /* Syntactic_context_list */

static int hf_acse_called_asoi_tag;               /* ASOI_tag */

static int hf_acse_calling_asoi_tag;              /* ASOI_tag */

static int hf_acse_aARQ_user_information;         /* Association_data */

static int hf_acse_aARE_protocol_version;         /* T_AARE_protocol_version */

static int hf_acse_aARE_aSO_context_name;         /* T_AARE_aSO_context_name */

static int hf_acse_result;                        /* Associate_result */

static int hf_acse_result_source_diagnostic;      /* Associate_source_diagnostic */

static int hf_acse_responding_AP_title;           /* AP_title */

static int hf_acse_responding_AE_qualifier;       /* AE_qualifier */

static int hf_acse_responding_AP_invocation_identifier;  /* AP_invocation_identifier */

static int hf_acse_responding_AE_invocation_identifier;  /* AE_invocation_identifier */

static int hf_acse_responder_acse_requirements;   /* ACSE_requirements */

static int hf_acse_responding_authentication_value;  /* Authentication_value */

static int hf_acse_p_context_result_list;         /* P_context_result_list */

static int hf_acse_aARE_user_information;         /* Association_data */

static int hf_acse_rLRQ_reason;                   /* Release_request_reason */

static int hf_acse_aso_qualifier;                 /* ASO_qualifier */

static int hf_acse_asoi_identifier;               /* ASOI_identifier */

static int hf_acse_rLRQ_user_information;         /* Association_data */

static int hf_acse_rLRE_reason;                   /* Release_response_reason */

static int hf_acse_rLRE_user_information;         /* Association_data */

static int hf_acse_abort_source;                  /* ABRT_source */

static int hf_acse_abort_diagnostic;              /* ABRT_diagnostic */

static int hf_acse_aBRT_user_information;         /* Association_data */

static int hf_acse_a_user_data;                   /* User_Data */

static int hf_acse_aCRQ_aSO_context_name;         /* T_ACRQ_aSO_context_name */

static int hf_acse_user_information;              /* User_information */

static int hf_acse_aSO_context_name;              /* T_ACRP_aSO_context_name */

static int hf_acse_ap_title_form1;                /* AP_title_form1 */

static int hf_acse_ap_title_form2;                /* AP_title_form2 */

static int hf_acse_ap_title_form3;                /* AP_title_form3 */

static int hf_acse_aso_qualifier_form1;           /* ASO_qualifier_form1 */

static int hf_acse_aso_qualifier_form2;           /* ASO_qualifier_form2 */

static int hf_acse_aso_qualifier_form3;           /* ASO_qualifier_form3 */

static int hf_acse_aso_qualifier_form_any_octets;  /* ASO_qualifier_form_octets */

static int hf_acse_ae_title_form1;                /* AE_title_form1 */

static int hf_acse_ae_title_form2;                /* AE_title_form2 */

static int hf_acse_ASOI_tag_item;                 /* ASOI_tag_item */

static int hf_acse_qualifier;                     /* ASO_qualifier */

static int hf_acse_identifier;                    /* ASOI_identifier */

static int hf_acse_ASO_context_name_list_item;    /* ASO_context_name */

static int hf_acse_context_list;                  /* Context_list */

static int hf_acse_default_contact_list;          /* Default_Context_List */

static int hf_acse_Context_list_item;             /* Context_list_item */

static int hf_acse_pci;                           /* Presentation_context_identifier */

static int hf_acse_abstract_syntax;               /* Abstract_syntax_name */

static int hf_acse_transfer_syntaxes;             /* SEQUENCE_OF_TransferSyntaxName */

static int hf_acse_transfer_syntaxes_item;        /* TransferSyntaxName */

static int hf_acse_Default_Context_List_item;     /* Default_Context_List_item */

static int hf_acse_abstract_syntax_name;          /* Abstract_syntax_name */

static int hf_acse_transfer_syntax_name;          /* TransferSyntaxName */

static int hf_acse_P_context_result_list_item;    /* P_context_result_list_item */

static int hf_acse_pcontext_result;               /* Result */

static int hf_acse_concrete_syntax_name;          /* Concrete_syntax_name */

static int hf_acse_provider_reason;               /* T_provider_reason */

static int hf_acse_service_user;                  /* T_service_user */

static int hf_acse_service_provider;              /* T_service_provider */

static int hf_acse_Association_data_item;         /* EXTERNALt */

static int hf_acse_simply_encoded_data;           /* Simply_encoded_data */

static int hf_acse_fully_encoded_data;            /* PDV_list */

static int hf_acse_presentation_context_identifier;  /* Presentation_context_identifier */

static int hf_acse_presentation_data_values;      /* T_presentation_data_values */

static int hf_acse_simple_ASN1_type;              /* T_simple_ASN1_type */

static int hf_acse_pDVList_octet_aligned;         /* OCTET_STRING */

static int hf_acse_other_mechanism_name;          /* T_other_mechanism_name */

static int hf_acse_other_mechanism_value;         /* T_other_mechanism_value */

static int hf_acse_charstring;                    /* GraphicString */

static int hf_acse_bitstring;                     /* BIT_STRING */

static int hf_acse_external;                      /* EXTERNALt */

static int hf_acse_other;                         /* Authentication_value_other */

/* named bits */

static int hf_acse_T_AARQ_protocol_version_version1;

static int hf_acse_T_AARE_protocol_version_version1;

static int hf_acse_ACSE_requirements_authentication;

static int hf_acse_ACSE_requirements_aSO_context_negotiation;

static int hf_acse_ACSE_requirements_higher_level_association;

static int hf_acse_ACSE_requirements_nested_association;

static int hf_acse_user_data;

/* Initialize the subtree pointers */

static int ett_acse;

static int ett_acse_EXTERNALt_U;

static int ett_acse_T_encoding;

static int ett_acse_ACSE_apdu;

static int ett_acse_AARQ_apdu_U;

static int ett_acse_T_AARQ_protocol_version;

static int ett_acse_AARE_apdu_U;

static int ett_acse_T_AARE_protocol_version;

static int ett_acse_RLRQ_apdu_U;

static int ett_acse_RLRE_apdu_U;

static int ett_acse_ABRT_apdu_U;

static int ett_acse_A_DT_apdu_U;

static int ett_acse_ACRQ_apdu_U;

static int ett_acse_ACRP_apdu_U;

static int ett_acse_ACSE_requirements;

static int ett_acse_AP_title;

static int ett_acse_ASO_qualifier;

static int ett_acse_AE_title;

static int ett_acse_ASOI_tag;

static int ett_acse_ASOI_tag_item;

static int ett_acse_ASO_context_name_list;

static int ett_acse_Syntactic_context_list;

static int ett_acse_Context_list;

static int ett_acse_Context_list_item;

static int ett_acse_SEQUENCE_OF_TransferSyntaxName;

static int ett_acse_Default_Context_List;

static int ett_acse_Default_Context_List_item;

static int ett_acse_P_context_result_list;

static int ett_acse_P_context_result_list_item;

static int ett_acse_Associate_source_diagnostic;

static int ett_acse_Association_data;

static int ett_acse_User_Data;

static int ett_acse_PDV_list;

static int ett_acse_T_presentation_data_values;

static int ett_acse_Authentication_value_other;

static int ett_acse_Authentication_value;

static expert_field ei_acse_dissector_not_available;

static expert_field ei_acse_malformed;

static expert_field ei_acse_invalid_oid;

static dissector_handle_t acse_handle;

/* indirect_reference, used to pick up the signalling so we know what

   kind of data is transferred in SES_DATA_TRANSFER_PDUs */

static uint32_t indir_ref=0;

#if NOT_NEEDED

/* to keep track of presentation context identifiers and protocol-oids */

typedef struct _acse_ctx_oid_t {

  /* XXX here we should keep track of ADDRESS/PORT as well */

  uint32_t ctx_id;

  char *oid;

} acse_ctx_oid_t;

static wmem_map_t *acse_ctx_oid_table;

static unsigned

acse_ctx_oid_hash(const void *k)

{

  acse_ctx_oid_t *aco=(acse_ctx_oid_t *)k;

  return aco->ctx_id;

}

/* XXX this one should be made ADDRESS/PORT aware */

static int

acse_ctx_oid_equal(const void *k1, const void *k2)

{

  acse_ctx_oid_t *aco1=(acse_ctx_oid_t *)k1;

  acse_ctx_oid_t *aco2=(acse_ctx_oid_t *)k2;

  return aco1->ctx_id==aco2->ctx_id;

}

static void

register_ctx_id_and_oid(packet_info *pinfo _U_, uint32_t idx, char *oid)

{

  acse_ctx_oid_t *aco, *tmpaco;

  aco=wmem_new(wmem_file_scope(), acse_ctx_oid_t);

  aco->ctx_id=idx;

  aco->oid=wmem_strdup(wmem_file_scope(), oid);

  /* if this ctx already exists, remove the old one first */

  tmpaco=(acse_ctx_oid_t *)wmem_map_lookup(acse_ctx_oid_table, aco);

  if (tmpaco) {

    wmem_map_remove(acse_ctx_oid_table, tmpaco);

  }

  wmem_map_insert(acse_ctx_oid_table, aco, aco);

}

static char *

find_oid_by_ctx_id(packet_info *pinfo _U_, uint32_t idx)

{

  acse_ctx_oid_t aco, *tmpaco;

  aco.ctx_id=idx;

  tmpaco=(acse_ctx_oid_t *)wmem_map_lookup(acse_ctx_oid_table, &aco);

  if (tmpaco) {

    return tmpaco->oid;

  }

  return NULL;

}

# endif /* NOT_NEEDED */

static unsigned

dissect_acse_T_direct_reference(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_str(implicit_tag, actx, tree, tvb, offset, hf_index, &actx->external.direct_reference);

  actx->external.direct_ref_present = (actx->external.direct_reference != NULL) ? true : false;

  return offset;

}

static unsigned

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

  char *oid;

  struct SESSION_DATA_STRUCTURE* session = (struct SESSION_DATA_STRUCTURE*) actx->private_data;

  offset = dissect_ber_integer(false, actx, tree, tvb, offset,

                hf_acse_indirect_reference,

                &indir_ref);

  /* look up the indirect reference */

  if((oid = find_oid_by_pres_ctx_id(actx->pinfo, indir_ref)) != NULL) {

    actx->external.direct_reference = wmem_strdup(actx->pinfo->pool, oid);

    actx->external.direct_ref_present = true;

  }

  if(session)

  session->pres_ctx_id = indir_ref;

  return offset;

}

static unsigned

dissect_acse_ObjectDescriptor(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_restricted_string(implicit_tag, BER_UNI_TAG_ObjectDescriptor,

                                            actx, tree, tvb, offset, hf_index,

                                            NULL);

  return offset;

}

static unsigned

dissect_acse_T_single_ASN1_type(bool implicit_tag _U_, tvbuff_t *tvb _U_, unsigned offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {

  if (actx->external.direct_ref_present) {

    offset=call_ber_oid_callback(actx->external.direct_reference, tvb, offset, actx->pinfo, actx->subtree.top_tree ? actx->subtree.top_tree : tree, actx->private_data);

  }

  return offset;

}

static unsigned

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

  if (actx->external.direct_ref_present) {

    offset=call_ber_oid_callback(actx->external.direct_reference, tvb, offset, actx->pinfo, actx->subtree.top_tree ? actx->subtree.top_tree : tree, actx->private_data);

  }

  return offset;

}

static unsigned

dissect_acse_BIT_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_bitstring(implicit_tag, actx, tree, tvb, offset,

                                    NULL, 0, hf_index, -1,

                                    NULL);

  return offset;

}

static const value_string acse_T_encoding_vals[] = {

  {   0, "single-ASN1-type" },

  {   1, "octet-aligned" },

  {   2, "arbitrary" },

  { 0, NULL }

};

static const ber_choice_t T_encoding_choice[] = {

  {   0, &hf_acse_single_ASN1_type, BER_CLASS_CON, 0, 0, dissect_acse_T_single_ASN1_type },

  {   1, &hf_acse_octet_aligned  , BER_CLASS_CON, 1, BER_FLAGS_IMPLTAG, dissect_acse_T_octet_aligned },

  {   2, &hf_acse_arbitrary      , BER_CLASS_CON, 2, BER_FLAGS_IMPLTAG, dissect_acse_BIT_STRING },

  { 0, NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_acse_T_encoding(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_choice(actx, tree, tvb, offset,

                                 T_encoding_choice, hf_index, ett_acse_T_encoding,

                                 NULL);

  return offset;

}

static const ber_sequence_t EXTERNALt_U_sequence[] = {

  { &hf_acse_direct_reference, BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_acse_T_direct_reference },

  { &hf_acse_indirect_reference, BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_acse_T_indirect_reference },

  { &hf_acse_data_value_descriptor, BER_CLASS_UNI, BER_UNI_TAG_ObjectDescriptor, BER_FLAGS_OPTIONAL|BER_FLAGS_NOOWNTAG, dissect_acse_ObjectDescriptor },

  { &hf_acse_encoding       , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG|BER_FLAGS_NOTCHKTAG, dissect_acse_T_encoding },

  { NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_acse_EXTERNALt_U(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,

                                   EXTERNALt_U_sequence, hf_index, ett_acse_EXTERNALt_U);

  return offset;

}

unsigned

dissect_acse_EXTERNALt(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_tagged_type(implicit_tag, actx, tree, tvb, offset,

                                      hf_index, BER_CLASS_UNI, 8, true, dissect_acse_EXTERNALt_U);

  return offset;

}

static int * const T_AARQ_protocol_version_bits[] = {

  &hf_acse_T_AARQ_protocol_version_version1,

  NULL

};

static unsigned

dissect_acse_T_AARQ_protocol_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_bitstring(implicit_tag, actx, tree, tvb, offset,

                                    T_AARQ_protocol_version_bits, 1, hf_index, ett_acse_T_AARQ_protocol_version,

                                    NULL);

  return offset;

}

static unsigned

dissect_acse_ASO_context_name(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_acse_T_AARQ_aSO_context_name(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_str(false, actx, tree, tvb, offset,

                                         hf_index, &actx->external.direct_reference);

  actx->external.direct_ref_present = (actx->external.direct_reference != NULL) ? true : false;

  return offset;

}

static unsigned

dissect_acse_AP_title_form1(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_x509if_Name(implicit_tag, tvb, offset, actx, tree, hf_index);

  return offset;

}

static unsigned

dissect_acse_AP_title_form2(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_acse_AP_title_form3(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_restricted_string(implicit_tag, BER_UNI_TAG_PrintableString,

                                            actx, tree, tvb, offset, hf_index,

                                            NULL);

  return offset;

}

const value_string acse_AP_title_vals[] = {

  {   0, "ap-title-form1" },

  {   1, "ap-title-form2" },

  {   2, "ap-title-form3" },

  { 0, NULL }

};

static const ber_choice_t AP_title_choice[] = {

  {   0, &hf_acse_ap_title_form1 , BER_CLASS_ANY/*choice*/, -1/*choice*/, BER_FLAGS_NOOWNTAG, dissect_acse_AP_title_form1 },

  {   1, &hf_acse_ap_title_form2 , BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_NOOWNTAG, dissect_acse_AP_title_form2 },

  {   2, &hf_acse_ap_title_form3 , BER_CLASS_UNI, BER_UNI_TAG_PrintableString, BER_FLAGS_NOOWNTAG, dissect_acse_AP_title_form3 },

  { 0, NULL, 0, 0, 0, NULL }

};

unsigned

dissect_acse_AP_title(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_choice(actx, tree, tvb, offset,

                                 AP_title_choice, hf_index, ett_acse_AP_title,

                                 NULL);

  return offset;

}

static unsigned

dissect_acse_ASO_qualifier_form1(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_x509if_RelativeDistinguishedName(implicit_tag, tvb, offset, actx, tree, hf_index);

  return offset;

}

static unsigned

dissect_acse_ASO_qualifier_form2(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_acse_ASO_qualifier_form3(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_restricted_string(implicit_tag, BER_UNI_TAG_PrintableString,

                                            actx, tree, tvb, offset, hf_index,

                                            NULL);

  return offset;

}

static unsigned

dissect_acse_ASO_qualifier_form_octets(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;

}

const value_string acse_ASO_qualifier_vals[] = {

  {   0, "aso-qualifier-form1" },

  {   1, "aso-qualifier-form2" },

  {   2, "aso-qualifier-form3" },

  {   3, "aso-qualifier-form-any-octets" },

  { 0, NULL }

};

static const ber_choice_t ASO_qualifier_choice[] = {

  {   0, &hf_acse_aso_qualifier_form1, BER_CLASS_UNI, BER_UNI_TAG_SET, BER_FLAGS_NOOWNTAG, dissect_acse_ASO_qualifier_form1 },

  {   1, &hf_acse_aso_qualifier_form2, BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_acse_ASO_qualifier_form2 },

  {   2, &hf_acse_aso_qualifier_form3, BER_CLASS_UNI, BER_UNI_TAG_PrintableString, BER_FLAGS_NOOWNTAG, dissect_acse_ASO_qualifier_form3 },

  {   3, &hf_acse_aso_qualifier_form_any_octets, BER_CLASS_UNI, BER_UNI_TAG_OCTETSTRING, BER_FLAGS_NOOWNTAG, dissect_acse_ASO_qualifier_form_octets },

  { 0, NULL, 0, 0, 0, NULL }

};

unsigned

dissect_acse_ASO_qualifier(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_choice(actx, tree, tvb, offset,

                                 ASO_qualifier_choice, hf_index, ett_acse_ASO_qualifier,

                                 NULL);

  return offset;

}

unsigned

dissect_acse_AE_qualifier(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_acse_ASO_qualifier(implicit_tag, tvb, offset, actx, tree, hf_index);

  return offset;

}

unsigned

dissect_acse_AP_invocation_identifier(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;

}

unsigned

dissect_acse_AE_invocation_identifier(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 ACSE_requirements_bits[] = {

  &hf_acse_ACSE_requirements_authentication,

  &hf_acse_ACSE_requirements_aSO_context_negotiation,

  &hf_acse_ACSE_requirements_higher_level_association,

  &hf_acse_ACSE_requirements_nested_association,

  NULL

};

static unsigned

dissect_acse_ACSE_requirements(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,

                                    ACSE_requirements_bits, 4, hf_index, ett_acse_ACSE_requirements,

                                    NULL);

  return offset;

}

static unsigned

dissect_acse_Mechanism_name(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_acse_GraphicString(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_restricted_string(implicit_tag, BER_UNI_TAG_GraphicString,

                                            actx, tree, tvb, offset, hf_index,

                                            NULL);

  return offset;

}

static unsigned

dissect_acse_T_other_mechanism_name(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_str(implicit_tag, actx, tree, tvb, offset, hf_index, &actx->external.direct_reference);

  actx->external.direct_ref_present = (actx->external.direct_reference != NULL) ? true : false;

  return offset;

}

static unsigned

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

  if (actx->external.direct_ref_present) {

    offset=call_ber_oid_callback(actx->external.direct_reference, tvb, offset, actx->pinfo, actx->subtree.top_tree, actx->private_data);

  }

  return offset;

}

static const ber_sequence_t Authentication_value_other_sequence[] = {

  { &hf_acse_other_mechanism_name, BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_NOOWNTAG, dissect_acse_T_other_mechanism_name },

  { &hf_acse_other_mechanism_value, BER_CLASS_ANY, 0, BER_FLAGS_NOOWNTAG, dissect_acse_T_other_mechanism_value },

  { NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_acse_Authentication_value_other(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,

                                   Authentication_value_other_sequence, hf_index, ett_acse_Authentication_value_other);

  return offset;

}

static const value_string acse_Authentication_value_vals[] = {

  {   0, "charstring" },

  {   1, "bitstring" },

  {   2, "external" },

  {   3, "other" },

  { 0, NULL }

};

static const ber_choice_t Authentication_value_choice[] = {

  {   0, &hf_acse_charstring     , BER_CLASS_CON, 0, BER_FLAGS_IMPLTAG, dissect_acse_GraphicString },

  {   1, &hf_acse_bitstring      , BER_CLASS_CON, 1, BER_FLAGS_IMPLTAG, dissect_acse_BIT_STRING },

  {   2, &hf_acse_external       , BER_CLASS_CON, 2, BER_FLAGS_IMPLTAG, dissect_acse_EXTERNALt },

  {   3, &hf_acse_other          , BER_CLASS_CON, 3, BER_FLAGS_IMPLTAG, dissect_acse_Authentication_value_other },

  { 0, NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_acse_Authentication_value(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_choice(actx, tree, tvb, offset,

                                 Authentication_value_choice, hf_index, ett_acse_Authentication_value,

                                 NULL);

  return offset;

}

static const ber_sequence_t ASO_context_name_list_sequence_of[1] = {

  { &hf_acse_ASO_context_name_list_item, BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_NOOWNTAG, dissect_acse_ASO_context_name },

};

static unsigned

dissect_acse_ASO_context_name_list(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_of(implicit_tag, actx, tree, tvb, offset,

                                      ASO_context_name_list_sequence_of, hf_index, ett_acse_ASO_context_name_list);

  return offset;

}

static unsigned

dissect_acse_Implementation_data(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_restricted_string(implicit_tag, BER_UNI_TAG_GraphicString,

                                            actx, tree, tvb, offset, hf_index,

                                            NULL);

  return offset;

}

static unsigned

dissect_acse_Presentation_context_identifier(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_acse_Abstract_syntax_name(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_acse_TransferSyntaxName(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 const ber_sequence_t SEQUENCE_OF_TransferSyntaxName_sequence_of[1] = {

  { &hf_acse_transfer_syntaxes_item, BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_NOOWNTAG, dissect_acse_TransferSyntaxName },

};

static unsigned

dissect_acse_SEQUENCE_OF_TransferSyntaxName(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_of(implicit_tag, actx, tree, tvb, offset,

                                      SEQUENCE_OF_TransferSyntaxName_sequence_of, hf_index, ett_acse_SEQUENCE_OF_TransferSyntaxName);

  return offset;

}

static const ber_sequence_t Context_list_item_sequence[] = {

  { &hf_acse_pci            , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_acse_Presentation_context_identifier },

  { &hf_acse_abstract_syntax, BER_CLASS_UNI, BER_UNI_TAG_OID, BER_FLAGS_NOOWNTAG, dissect_acse_Abstract_syntax_name },

  { &hf_acse_transfer_syntaxes, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_acse_SEQUENCE_OF_TransferSyntaxName },

  { NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_acse_Context_list_item(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,

                                   Context_list_item_sequence, hf_index, ett_acse_Context_list_item);

  return offset;

}

static const ber_sequence_t Context_list_sequence_of[1] = {

  { &hf_acse_Context_list_item, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_acse_Context_list_item },

};

static unsigned

dissect_acse_Context_list(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_of(implicit_tag, actx, tree, tvb, offset,

                                      Context_list_sequence_of, hf_index, ett_acse_Context_list);

  return offset;

}

static const ber_sequence_t Default_Context_List_item_sequence[] = {

  { &hf_acse_abstract_syntax_name, BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_acse_Abstract_syntax_name },

  { &hf_acse_transfer_syntax_name, BER_CLASS_CON, 1, BER_FLAGS_IMPLTAG, dissect_acse_TransferSyntaxName },

  { NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_acse_Default_Context_List_item(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,

                                   Default_Context_List_item_sequence, hf_index, ett_acse_Default_Context_List_item);

  return offset;

}

static const ber_sequence_t Default_Context_List_sequence_of[1] = {

  { &hf_acse_Default_Context_List_item, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_acse_Default_Context_List_item },

};

static unsigned

dissect_acse_Default_Context_List(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_of(implicit_tag, actx, tree, tvb, offset,

                                      Default_Context_List_sequence_of, hf_index, ett_acse_Default_Context_List);

  return offset;

}

static const value_string acse_Syntactic_context_list_vals[] = {

  {   0, "context-list" },

  {   1, "default-contact-list" },

  { 0, NULL }

};

static const ber_choice_t Syntactic_context_list_choice[] = {

  {   0, &hf_acse_context_list   , BER_CLASS_CON, 0, 0, dissect_acse_Context_list },

  {   1, &hf_acse_default_contact_list, BER_CLASS_CON, 1, 0, dissect_acse_Default_Context_List },

  { 0, NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_acse_Syntactic_context_list(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_choice(actx, tree, tvb, offset,

                                 Syntactic_context_list_choice, hf_index, ett_acse_Syntactic_context_list,

                                 NULL);

  return offset;

}

static unsigned

dissect_acse_ASOI_identifier(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, 128U, hf_index, NULL);

  return offset;

}

static const ber_sequence_t ASOI_tag_item_sequence[] = {

  { &hf_acse_qualifier      , BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_NOTCHKTAG, dissect_acse_ASO_qualifier },

  { &hf_acse_identifier     , BER_CLASS_CON, 1, BER_FLAGS_OPTIONAL, dissect_acse_ASOI_identifier },

  { NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_acse_ASOI_tag_item(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,

                                   ASOI_tag_item_sequence, hf_index, ett_acse_ASOI_tag_item);

  return offset;

}

static const ber_sequence_t ASOI_tag_sequence_of[1] = {

  { &hf_acse_ASOI_tag_item  , BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_acse_ASOI_tag_item },

};

static unsigned

dissect_acse_ASOI_tag(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_sequence_of(implicit_tag, actx, tree, tvb, offset,

                                                  0, 7, ASOI_tag_sequence_of, hf_index, ett_acse_ASOI_tag);

  return offset;

}

static const ber_sequence_t Association_data_sequence_of[1] = {

  { &hf_acse_Association_data_item, BER_CLASS_UNI, 8, BER_FLAGS_NOOWNTAG, dissect_acse_EXTERNALt },

};

static unsigned

dissect_acse_Association_data(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_of(implicit_tag, actx, tree, tvb, offset,

                                      Association_data_sequence_of, hf_index, ett_acse_Association_data);

  return offset;

}

static const ber_sequence_t AARQ_apdu_U_sequence[] = {

  { &hf_acse_aARQ_protocol_version, BER_CLASS_CON, 0, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_acse_T_AARQ_protocol_version },

  { &hf_acse_aARQ_aSO_context_name, BER_CLASS_CON, 1, 0, dissect_acse_T_AARQ_aSO_context_name },

  { &hf_acse_called_AP_title, BER_CLASS_CON, 2, BER_FLAGS_OPTIONAL|BER_FLAGS_NOTCHKTAG, dissect_acse_AP_title },

  { &hf_acse_called_AE_qualifier, BER_CLASS_CON, 3, BER_FLAGS_OPTIONAL|BER_FLAGS_NOTCHKTAG, dissect_acse_AE_qualifier },

  { &hf_acse_called_AP_invocation_identifier, BER_CLASS_CON, 4, BER_FLAGS_OPTIONAL, dissect_acse_AP_invocation_identifier },

  { &hf_acse_called_AE_invocation_identifier, BER_CLASS_CON, 5, BER_FLAGS_OPTIONAL, dissect_acse_AE_invocation_identifier },

  { &hf_acse_calling_AP_title, BER_CLASS_CON, 6, BER_FLAGS_OPTIONAL|BER_FLAGS_NOTCHKTAG, dissect_acse_AP_title },

  { &hf_acse_calling_AE_qualifier, BER_CLASS_CON, 7, BER_FLAGS_OPTIONAL|BER_FLAGS_NOTCHKTAG, dissect_acse_AE_qualifier },

  { &hf_acse_calling_AP_invocation_identifier, BER_CLASS_CON, 8, BER_FLAGS_OPTIONAL, dissect_acse_AP_invocation_identifier },

  { &hf_acse_calling_AE_invocation_identifier, BER_CLASS_CON, 9, BER_FLAGS_OPTIONAL, dissect_acse_AE_invocation_identifier },

  { &hf_acse_sender_acse_requirements, BER_CLASS_CON, 10, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_acse_ACSE_requirements },

  { &hf_acse_mechanism_name , BER_CLASS_CON, 11, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_acse_Mechanism_name },

  { &hf_acse_calling_authentication_value, BER_CLASS_CON, 12, BER_FLAGS_OPTIONAL|BER_FLAGS_NOTCHKTAG, dissect_acse_Authentication_value },

  { &hf_acse_aSO_context_name_list, BER_CLASS_CON, 13, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_acse_ASO_context_name_list },

  { &hf_acse_implementation_information, BER_CLASS_CON, 29, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_acse_Implementation_data },

  { &hf_acse_p_context_definition_list, BER_CLASS_CON, 14, BER_FLAGS_OPTIONAL|BER_FLAGS_NOTCHKTAG, dissect_acse_Syntactic_context_list },

  { &hf_acse_called_asoi_tag, BER_CLASS_CON, 15, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_acse_ASOI_tag },

  { &hf_acse_calling_asoi_tag, BER_CLASS_CON, 16, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_acse_ASOI_tag },

  { &hf_acse_aARQ_user_information, BER_CLASS_CON, 30, BER_FLAGS_OPTIONAL|BER_FLAGS_IMPLTAG, dissect_acse_Association_data },

  { NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_acse_AARQ_apdu_U(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,

                                   AARQ_apdu_U_sequence, hf_index, ett_acse_AARQ_apdu_U);

  return offset;

}

static unsigned

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

  col_append_str(actx->pinfo->cinfo, COL_INFO, "A-Associate-Request");

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

                                      hf_index, BER_CLASS_APP, 0, true, dissect_acse_AARQ_apdu_U);

  return offset;

}

static int * const T_AARE_protocol_version_bits[] = {

  &hf_acse_T_AARE_protocol_version_version1,

  NULL

};

static unsigned

dissect_acse_T_AARE_protocol_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_bitstring(implicit_tag, actx, tree, tvb, offset,

                                    T_AARE_protocol_version_bits, 1, hf_index, ett_acse_T_AARE_protocol_version,

                                    NULL);

  return offset;

}

static unsigned

dissect_acse_T_AARE_aSO_context_name(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_str(false, actx, tree, tvb, offset,

                                         hf_index, &actx->external.direct_reference);

  actx->external.direct_ref_present = (actx->external.direct_reference != NULL) ? true : false;

  return offset;

}

static const value_string acse_Associate_result_vals[] = {

  {   0, "accepted" },

  {   1, "rejected-permanent" },

  {   2, "rejected-transient" },

  { 0, NULL }

};

static unsigned

dissect_acse_Associate_result(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,

                                                            0U, 2U, hf_index, NULL);

  return offset;

}

static const value_string acse_T_service_user_vals[] = {

  {   0, "null" },

  {   1, "no-reason-given" },

  {   2, "application-context-name-not-supported" },

  {   3, "calling-AP-title-not-recognized" },

  {   4, "calling-AP-invocation-identifier-not-recognized" },

  {   5, "calling-AE-qualifier-not-recognized" },

  {   6, "calling-AE-invocation-identifier-not-recognized" },

  {   7, "called-AP-title-not-recognized" },

  {   8, "called-AP-invocation-identifier-not-recognized" },

  {   9, "called-AE-qualifier-not-recognized" },

  {  10, "called-AE-invocation-identifier-not-recognized" },

  {  11, "authentication-mechanism-name-not-recognized" },

  {  12, "authentication-mechanism-name-required" },

  {  13, "authentication-failure" },

  {  14, "authentication-required" },

  { 0, NULL }

};

static unsigned

dissect_acse_T_service_user(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,

                                                            0U, 14U, hf_index, NULL);

  return offset;

}

static const value_string acse_T_service_provider_vals[] = {

  {   0, "null" },

  {   1, "no-reason-given" },

  {   2, "no-common-acse-version" },

  { 0, NULL }

};

static unsigned

dissect_acse_T_service_provider(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,

                                                            0U, 2U, hf_index, NULL);

  return offset;

}

static const value_string acse_Associate_source_diagnostic_vals[] = {

  {   1, "service-user" },

  {   2, "service-provider" },

  { 0, NULL }

};

static const ber_choice_t Associate_source_diagnostic_choice[] = {

  {   1, &hf_acse_service_user   , BER_CLASS_CON, 1, 0, dissect_acse_T_service_user },

  {   2, &hf_acse_service_provider, BER_CLASS_CON, 2, 0, dissect_acse_T_service_provider },

  { 0, NULL, 0, 0, 0, NULL }

};

static unsigned

dissect_acse_Associate_source_diagnostic(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_choice(actx, tree, tvb, offset,

                                 Associate_source_diagnostic_choice, hf_index, ett_acse_Associate_source_diagnostic,

                                 NULL);

  return offset;