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authorguy <guy@f5534014-38df-0310-8fa8-9805f1628bb7>2001-11-04 22:19:23 +0000
committerguy <guy@f5534014-38df-0310-8fa8-9805f1628bb7>2001-11-04 22:19:23 +0000
commit672e093163f37edeb5d31f2b8104f764242e92ef (patch)
tree19040c42e234bdd1d9da01971ebd01ad6a89d578 /packet-sua.c
parent2b7a6cfdc33775252cd1a9f3a3faeffa876f6765 (diff)
SUA dissector, from Michael Tuexen, replacing (and subsuming) the SUA
Light dissector. git-svn-id: http://anonsvn.wireshark.org/wireshark/trunk@4156 f5534014-38df-0310-8fa8-9805f1628bb7
Diffstat (limited to 'packet-sua.c')
-rw-r--r--packet-sua.c2762
1 files changed, 2762 insertions, 0 deletions
diff --git a/packet-sua.c b/packet-sua.c
new file mode 100644
index 0000000000..392a458088
--- /dev/null
+++ b/packet-sua.c
@@ -0,0 +1,2762 @@
+/* packet-sua.c
+ * Routines for SS7 SCCP-User Adaptation Layer (SUA) dissection
+ * It is hopefully (needs testing) compilant to
+ * http://www.ietf.org/internet-drafts/draft-ietf-sigtran-sua-08.txt
+ * and also supports SUA light, a trivial Siemens proprietary version.
+ *
+ * Copyright 2001, Michael TŸxen <Michael.Tuexen@icn.siemens.de>
+ *
+ * $Id: packet-sua.c,v 1.1 2001/11/04 22:19:23 guy Exp $
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * Copyright 1998 Gerald Combs
+ *
+ * Copied from README.developer
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+
+
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+
+#ifdef HAVE_NETINET_IN_H
+# include <netinet/in.h>
+#endif
+
+#include <string.h>
+#include <glib.h>
+
+#ifdef NEED_SNPRINTF_H
+# include "snprintf.h"
+#endif
+
+#include "packet.h"
+#include "prefs.h"
+
+#define SCTP_PORT_SUA 14001
+#define SUA_PAYLOAD_PROTO_ID 4
+
+#define RESERVED_1_LENGTH 1
+#define RESERVED_2_LENGTH 2
+#define RESERVED_3_LENGTH 3
+
+#define VERSION_LENGTH 1
+#define RESERVED_LENGTH 1
+#define MESSAGE_CLASS_LENGTH 1
+#define MESSAGE_TYPE_LENGTH 1
+#define MESSAGE_LENGTH_LENGTH 4
+#define COMMON_HEADER_LENGTH (VERSION_LENGTH + RESERVED_LENGTH + MESSAGE_CLASS_LENGTH + \
+ MESSAGE_TYPE_LENGTH + MESSAGE_LENGTH_LENGTH)
+
+#define COMMON_HEADER_OFFSET 0
+#define VERSION_OFFSET COMMON_HEADER_OFFSET
+#define RESERVED_OFFSET (VERSION_OFFSET + VERSION_LENGTH)
+#define MESSAGE_CLASS_OFFSET (RESERVED_OFFSET + RESERVED_LENGTH)
+#define MESSAGE_TYPE_OFFSET (MESSAGE_CLASS_OFFSET + MESSAGE_CLASS_LENGTH)
+#define MESSAGE_LENGTH_OFFSET (MESSAGE_TYPE_OFFSET + MESSAGE_TYPE_LENGTH)
+
+#define PARAMETER_TAG_LENGTH 2
+#define PARAMETER_LENGTH_LENGTH 2
+#define PARAMETER_HEADER_LENGTH (PARAMETER_TAG_LENGTH + PARAMETER_LENGTH_LENGTH)
+
+#define PARAMETER_TAG_OFFSET 0
+#define PARAMETER_LENGTH_OFFSET (PARAMETER_TAG_OFFSET + PARAMETER_TAG_LENGTH)
+#define PARAMETER_VALUE_OFFSET (PARAMETER_LENGTH_OFFSET + PARAMETER_LENGTH_LENGTH)
+#define PARAMETER_HEADER_OFFSET PARAMETER_TAG_OFFSET
+
+#define DATA_PARAMETER_TAG 0x0003
+#define INFO_STRING_PARAMETER_TAG 0x0004
+#define ROUTING_CONTEXT_PARAMETER_TAG 0x0006
+#define DIAGNOSTIC_INFO_PARAMETER_TAG 0x0007
+#define HEARTBEAT_DATA_PARAMETER_TAG 0x0009
+#define TRAFFIC_MODE_TYPE_PARAMETER_TAG 0x000b
+#define ERROR_CODE_PARAMETER_TAG 0x000c
+#define STATUS_PARAMETER_TAG 0x000d
+#define CONGESTION_LEVEL_PARAMETER_TAG 0x000f
+#define ASP_IDENTIFIER_PARAMETER_TAG 0x0011
+#define AFFECTED_POINT_CODE_PARAMETER_TAG 0x0012
+#define SS7_HOP_COUNTER_PARAMETER_TAG 0x0101
+#define SOURCE_ADDRESS_PARAMETER_TAG 0x0102
+#define DESTINATION_ADDRESS_PARAMETER_TAG 0x0103
+#define SOURCE_REFERENCE_NUMBER_PARAMETER_TAG 0x0104
+#define DESTINATION_REFERENCE_NUMBER_PARAMETER_TAG 0x0105
+#define SCCP_CAUSE_PARAMETER_TAG 0x0106
+#define SEQUENCE_NUMBER_PARAMETER_TAG 0x0107
+#define RECEIVE_SEQUENCE_NUMBER_PARAMETER_TAG 0x0108
+#define ASP_CAPABILITIES_PARAMETER_TAG 0x0109
+#define CREDIT_PARAMETER_TAG 0x010a
+#define USER_CAUSE_PARAMETER_TAG 0x010c
+#define NETWORK_APPEARANCE_PARAMETER_TAG 0x010d
+#define ROUTING_KEY_PARAMETER_TAG 0x010e
+#define REGISTRATION_RESULT_PARAMETER_TAG 0x010f
+#define DEREGISTRATION_RESULT_PARAMETER_TAG 0x0110
+#define ADDRESS_RANGE_PARAMETER_TAG 0x0111
+#define CORRELATION_ID_PARAMETER_TAG 0x0112
+#define IMPORTANCE_PARAMETER_TAG 0x0113
+#define MESSAGE_PRIORITY_PARAMETER_TAG 0x0114
+#define PROTOCOL_CLASS_PARAMETER_TAG 0x0115
+#define SEQUENCE_CONTROL_PARAMETER_TAG 0x0116
+#define SEGMENTATION_PARAMETER_TAG 0x0117
+#define SMI_PARAMETER_TAG 0x0118
+#define TID_LABEL_PARAMETER_TAG 0x0119
+#define DRN_LABEL_PARAMETER_TAG 0x011a
+#define GLOBAL_TITLE_PARAMETER_TAG 0x8001
+#define POINT_CODE_PARAMETER_TAG 0x8002
+#define SUBSYSTEM_NUMBER_PARAMETER_TAG 0x8003
+#define IPV4_ADDRESS_PARAMETER_TAG 0x8004
+#define HOSTNAME_PARAMETER_TAG 0x8005
+#define IPV6_ADDRESS_PARAMETER_TAG 0x8006
+
+static const value_string sua_parameter_tag_values[] = {
+ { DATA_PARAMETER_TAG, "Data" },
+ { INFO_STRING_PARAMETER_TAG, "Info String" },
+ { ROUTING_CONTEXT_PARAMETER_TAG, "Routing context" },
+ { DIAGNOSTIC_INFO_PARAMETER_TAG, "Diagnostic Info" },
+ { HEARTBEAT_DATA_PARAMETER_TAG, "Heartbeat data" },
+ { TRAFFIC_MODE_TYPE_PARAMETER_TAG, "Traffic mode type" },
+ { ERROR_CODE_PARAMETER_TAG, "Error code" },
+ { STATUS_PARAMETER_TAG, "Status" },
+ { CONGESTION_LEVEL_PARAMETER_TAG, "Congestion Level" },
+ { ASP_IDENTIFIER_PARAMETER_TAG, "ASP Identifier" },
+ { AFFECTED_POINT_CODE_PARAMETER_TAG, "Affected Point Code" },
+ { SS7_HOP_COUNTER_PARAMETER_TAG, "SS7 Hop Counter" },
+ { SOURCE_ADDRESS_PARAMETER_TAG, "Source Address" },
+ { DESTINATION_ADDRESS_PARAMETER_TAG, "Destination Address" },
+ { SOURCE_REFERENCE_NUMBER_PARAMETER_TAG, "Source Reference Number" },
+ { DESTINATION_REFERENCE_NUMBER_PARAMETER_TAG, "Destination Reference Number" },
+ { SCCP_CAUSE_PARAMETER_TAG, "SCCP Cause" },
+ { SEQUENCE_NUMBER_PARAMETER_TAG, "Sequence Number" },
+ { RECEIVE_SEQUENCE_NUMBER_PARAMETER_TAG, "Receive Sequence Number" },
+ { ASP_CAPABILITIES_PARAMETER_TAG, "ASP Capabilities" },
+ { CREDIT_PARAMETER_TAG, "Credit" },
+ { USER_CAUSE_PARAMETER_TAG, "User/Cause" },
+ { NETWORK_APPEARANCE_PARAMETER_TAG, "Network Appearance" },
+ { ROUTING_KEY_PARAMETER_TAG, "Routing Key" },
+ { REGISTRATION_RESULT_PARAMETER_TAG, "Registration Result" },
+ { DEREGISTRATION_RESULT_PARAMETER_TAG, "Deregistration Result" },
+ { ADDRESS_RANGE_PARAMETER_TAG, "Address Range" },
+ { CORRELATION_ID_PARAMETER_TAG, "Correlation ID" },
+ { IMPORTANCE_PARAMETER_TAG, "Importance" },
+ { MESSAGE_PRIORITY_PARAMETER_TAG, "Message Priority" },
+ { PROTOCOL_CLASS_PARAMETER_TAG, "Protocol Class" },
+ { SEQUENCE_CONTROL_PARAMETER_TAG, "Sequence Control" },
+ { SEGMENTATION_PARAMETER_TAG, "Segmentation" },
+ { SMI_PARAMETER_TAG, "SMI" },
+ { TID_LABEL_PARAMETER_TAG, "TID Label" },
+ { DRN_LABEL_PARAMETER_TAG, "DRN Label" },
+ { GLOBAL_TITLE_PARAMETER_TAG, "Global Title" },
+ { POINT_CODE_PARAMETER_TAG, "Point Code" },
+ { SUBSYSTEM_NUMBER_PARAMETER_TAG, "Subsystem Number" },
+ { IPV4_ADDRESS_PARAMETER_TAG, "IPv4 Address" },
+ { HOSTNAME_PARAMETER_TAG, "Hostname" },
+ { IPV6_ADDRESS_PARAMETER_TAG, "IPv6 Address" },
+ { 0, NULL } };
+
+#define PROTOCOL_VERSION_RELEASE_1 1
+
+static const value_string sua_protocol_version_values[] = {
+ { PROTOCOL_VERSION_RELEASE_1, "Release 1" },
+ { 0, NULL } };
+
+#define MESSAGE_CLASS_MGMT_MESSAGE 0
+#define MESSAGE_CLASS_TFER_MESSAGE 1
+#define MESSAGE_CLASS_SSNM_MESSAGE 2
+#define MESSAGE_CLASS_ASPSM_MESSAGE 3
+#define MESSAGE_CLASS_ASPTM_MESSAGE 4
+#define MESSAGE_CLASS_CL_MESSAGE 7
+#define MESSAGE_CLASS_CO_MESSAGE 8
+#define MESSAGE_CLASS_RKM_MESSAGE 9
+
+static const value_string sua_message_class_values[] = {
+ { MESSAGE_CLASS_MGMT_MESSAGE, "Management messages" },
+ { MESSAGE_CLASS_SSNM_MESSAGE, "SS7 signalling network management messages" },
+ { MESSAGE_CLASS_ASPSM_MESSAGE, "ASP state maintenance messages" },
+ { MESSAGE_CLASS_ASPTM_MESSAGE, "ASP traffic maintenance messages" },
+ { MESSAGE_CLASS_CL_MESSAGE, "Connectionless messages" },
+ { MESSAGE_CLASS_CO_MESSAGE, "Connection-Oriented messages" },
+ { MESSAGE_CLASS_RKM_MESSAGE, "Routing key management Messages" },
+ { 0, NULL } };
+
+#define MESSAGE_TYPE_ERR 0
+#define MESSAGE_TYPE_NTFY 1
+
+#define MESSAGE_TYPE_DUNA 1
+#define MESSAGE_TYPE_DAVA 2
+#define MESSAGE_TYPE_DAUD 3
+#define MESSAGE_TYPE_SCON 4
+#define MESSAGE_TYPE_DUPU 5
+#define MESSAGE_TYPE_DRST 6
+
+#define MESSAGE_TYPE_UP 1
+#define MESSAGE_TYPE_DOWN 2
+#define MESSAGE_TYPE_BEAT 3
+#define MESSAGE_TYPE_UP_ACK 4
+#define MESSAGE_TYPE_DOWN_ACK 5
+#define MESSAGE_TYPE_BEAT_ACK 6
+
+#define MESSAGE_TYPE_ACTIVE 1
+#define MESSAGE_TYPE_INACTIVE 2
+#define MESSAGE_TYPE_ACTIVE_ACK 3
+#define MESSAGE_TYPE_INACTIVE_ACK 4
+
+#define MESSAGE_TYPE_CLDT 1
+#define MESSAGE_TYPE_CLDR 2
+
+#define MESSAGE_TYPE_CORE 1
+#define MESSAGE_TYPE_COAK 2
+#define MESSAGE_TYPE_COREF 3
+#define MESSAGE_TYPE_RELRE 4
+#define MESSAGE_TYPE_RELCO 5
+#define MESSAGE_TYPE_RESCO 6
+#define MESSAGE_TYPE_RESRE 7
+#define MESSAGE_TYPE_CODT 8
+#define MESSAGE_TYPE_CODA 9
+#define MESSAGE_TYPE_COERR 10
+#define MESSAGE_TYPE_COIT 11
+
+#define MESSAGE_TYPE_REG_REQ 1
+#define MESSAGE_TYPE_REG_RSP 2
+#define MESSAGE_TYPE_DEREG_REQ 3
+#define MESSAGE_TYPE_DEREG_RSP 4
+
+
+static const value_string sua_message_class_type_values[] = {
+ { MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_ERR, "Error (ERR)" },
+ { MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_NTFY, "Notify (NTFY)" },
+ { MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUNA, "Destination unavailable (DUNA)" },
+ { MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAVA, "Destination available (DAVA)" },
+ { MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAUD, "Destination state audit (DAUD)" },
+ { MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_SCON, "SS7 Network congestion state (SCON)" },
+ { MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUPU, "Destination userpart unavailable (DUPU)" },
+ { MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP, "ASP up (UP)" },
+ { MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN, "ASP down (DOWN)" },
+ { MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT, "Heartbeat (BEAT)" },
+ { MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP_ACK, "ASP up ack (UP ACK)" },
+ { MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN_ACK, "ASP down ack (DOWN ACK)" },
+ { MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT_ACK, "Heartbeat ack (BEAT ACK)" },
+ { MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE , "ASP active (ACTIVE)" },
+ { MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE , "ASP inactive (INACTIVE)" },
+ { MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE_ACK , "ASP active ack (ACTIVE ACK)" },
+ { MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE_ACK , "ASP inactive ack (INACTIVE ACK)" },
+ { MESSAGE_CLASS_CL_MESSAGE * 256 + MESSAGE_TYPE_CLDR , "Connectionless Data Response (CLDR)" },
+ { MESSAGE_CLASS_CL_MESSAGE * 256 + MESSAGE_TYPE_CLDT , "Connectionless Data Transfer (CLDT)" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_CORE , "Connection Request (CORE)" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_COAK , "Connection Acknowledge (COAK)" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_COREF , "Connection Refused (COREF)" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_RELRE , "Release Request (RELRE)" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_RELCO , "Release Complete (RELCO)" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_RESCO , "Reset Confirm (RESCO)" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_RESRE , "Reset Request (RESRE)" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_CODT , "Connection Oriented Data Transfer (CODT)" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_CODA , "Connection Oriented Data Acknowledge (CODA)" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_COERR , "Connection Oriented Error (COERR)" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_COIT , "Inactivity Test (COIT)" },
+ { MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_REG_REQ , "Registration Request (REG_REQ)" },
+ { MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_REG_RSP , "Registartion Response (REG_RSP)" },
+ { MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_DEREG_REQ , "Deregistration Request (DEREG_REQ)" },
+ { MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_DEREG_RSP , "Deregistartion Response (DEREG_RSP)" },
+ { 0, NULL } };
+
+static const value_string sua_message_class_type_acro_values[] = {
+ { MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_ERR, "ERR" },
+ { MESSAGE_CLASS_MGMT_MESSAGE * 256 + MESSAGE_TYPE_NTFY, "NTFY" },
+ { MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUNA, "DUNA" },
+ { MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAVA, "DAVA" },
+ { MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DAUD, "DAUD" },
+ { MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_SCON, "SCON" },
+ { MESSAGE_CLASS_SSNM_MESSAGE * 256 + MESSAGE_TYPE_DUPU, "DUPU" },
+ { MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP, "ASP_UP" },
+ { MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN, "ASP_DOWN" },
+ { MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT, "BEAT" },
+ { MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_UP_ACK, "ASP_UP_ACK" },
+ { MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_DOWN_ACK, "ASP_DOWN_ACK" },
+ { MESSAGE_CLASS_ASPSM_MESSAGE * 256 + MESSAGE_TYPE_BEAT_ACK, "BEAT_ACK" },
+ { MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE , "ASP_ACTIVE" },
+ { MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE , "ASP_INACTIVE" },
+ { MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_ACTIVE_ACK , "ASP_ACTIVE_ACK" },
+ { MESSAGE_CLASS_ASPTM_MESSAGE * 256 + MESSAGE_TYPE_INACTIVE_ACK , "ASP_INACTIVE_ACK" },
+ { MESSAGE_CLASS_CL_MESSAGE * 256 + MESSAGE_TYPE_CLDR , "CLDR" },
+ { MESSAGE_CLASS_CL_MESSAGE * 256 + MESSAGE_TYPE_CLDT , "CLDT" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_CORE , "CORE" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_COAK , "COAK" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_COREF , "COREF" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_RELRE , "RELRE" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_RELCO , "RELCO" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_RESCO , "RESCO" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_RESRE , "RESRE" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_CODT , "CODT" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_CODA , "CODA" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_COERR , "COERR" },
+ { MESSAGE_CLASS_CO_MESSAGE * 256 + MESSAGE_TYPE_COIT , "COIT" },
+ { MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_REG_REQ , "REG_REQ" },
+ { MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_REG_RSP , "REG_RSP" },
+ { MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_DEREG_REQ , "DEREG_REQ" },
+ { MESSAGE_CLASS_RKM_MESSAGE * 256 + MESSAGE_TYPE_DEREG_RSP , "DEREG_RSP" },
+ { 0, NULL } };
+
+/* Initialize the protocol and registered fields */
+static module_t *sua_module;
+static int proto_sua = -1;
+static int hf_sua_version = -1;
+static int hf_sua_reserved = -1;
+static int hf_sua_message_class = -1;
+static int hf_sua_message_type = -1;
+static int hf_sua_message_length = -1;
+static int hf_sua_parameter_tag = -1;
+static int hf_sua_parameter_length = -1;
+static int hf_sua_parameter_value = -1;
+static int hf_sua_parameter_padding = -1;
+static int hf_sua_data_padding = -1;
+static int hf_sua_info_string = -1;
+static int hf_sua_info_string_padding = -1;
+static int hf_sua_routing_context = -1;
+static int hf_sua_diagnostic_information_info = -1;
+static int hf_sua_diagnostic_information_padding = -1;
+static int hf_sua_heartbeat_data = -1;
+static int hf_sua_heartbeat_padding = -1;
+static int hf_sua_traffic_mode_type = -1;
+static int hf_sua_error_code = -1;
+static int hf_sua_status_type = -1;
+static int hf_sua_status_info = -1;
+static int hf_sua_congestion_level = -1;
+static int hf_sua_asp_identifier = -1;
+static int hf_sua_mask = -1;
+static int hf_sua_dpc = -1;
+static int hf_sua_source_address_routing_indicator = -1;
+static int hf_sua_source_address_reserved_bits = -1;
+static int hf_sua_source_address_gt_bit = -1;
+static int hf_sua_source_address_pc_bit = -1;
+static int hf_sua_source_address_ssn_bit = -1;
+static int hf_sua_destination_address_routing_indicator = -1;
+static int hf_sua_destination_address_reserved_bits = -1;
+static int hf_sua_destination_address_gt_bit = -1;
+static int hf_sua_destination_address_pc_bit = -1;
+static int hf_sua_destination_address_ssn_bit = -1;
+static int hf_sua_ss7_hop_counter_counter = -1;
+static int hf_sua_ss7_hop_counter_reserved = -1;
+static int hf_sua_destination_reference_number = -1;
+static int hf_sua_source_reference_number = -1;
+static int hf_sua_cause_reserved = -1;
+static int hf_sua_cause_type = -1;
+static int hf_sua_cause_value = -1;
+static int hf_sua_sequence_number_reserved = -1;
+static int hf_sua_sequence_number_rec_number = -1;
+static int hf_sua_sequence_number_spare_bit = -1;
+static int hf_sua_sequence_number_sent_number = -1;
+static int hf_sua_sequence_number_more_data_bit = -1;
+static int hf_sua_receive_sequence_number_reserved = -1;
+static int hf_sua_receive_sequence_number_number = -1;
+static int hf_sua_receive_sequence_number_spare_bit = -1;
+static int hf_sua_asp_capabilities_reserved = -1;
+static int hf_sua_asp_capabilities_reserved_bits = -1;
+static int hf_sua_asp_capabilities_a_bit =-1;
+static int hf_sua_asp_capabilities_b_bit =-1;
+static int hf_sua_asp_capabilities_c_bit =-1;
+static int hf_sua_asp_capabilities_d_bit =-1;
+static int hf_sua_asp_capabilities_interworking = -1;
+static int hf_sua_credit = -1;
+static int hf_sua_cause = -1;
+static int hf_sua_user = -1;
+static int hf_sua_network_appearance = -1;
+static int hf_sua_routing_key_identifier = -1;
+static int hf_sua_registration_result_routing_key_identifier = -1;
+static int hf_sua_registration_result_status = -1;
+static int hf_sua_registration_result_routing_context = -1;
+static int hf_sua_deregistration_result_status = -1;
+static int hf_sua_deregistration_result_routing_context = -1;
+static int hf_sua_correlation_id = -1;
+static int hf_sua_importance_reserved = -1;
+static int hf_sua_importance = -1;
+static int hf_sua_message_priority_reserved = -1;
+static int hf_sua_message_priority = -1;
+static int hf_sua_protocol_class_reserved = -1;
+static int hf_sua_return_on_error_bit = -1;
+static int hf_sua_protocol_class = -1;
+static int hf_sua_sequence_control = -1;
+static int hf_sua_first_bit = -1;
+static int hf_sua_number_of_remaining_segments = -1;
+static int hf_sua_segmentation_reference = -1;
+static int hf_sua_smi = -1;
+static int hf_sua_smi_reserved = -1;
+static int hf_sua_tid_label_start = -1;
+static int hf_sua_tid_label_end = -1;
+static int hf_sua_tid_label_value = -1;
+static int hf_sua_drn_label_start = -1;
+static int hf_sua_drn_label_end = -1;
+static int hf_sua_drn_label_value = -1;
+static int hf_sua_number_of_digits = -1;
+static int hf_sua_translation_type = -1;
+static int hf_sua_numbering_plan = -1;
+static int hf_sua_nature_of_address = -1;
+static int hf_sua_global_title = -1;
+static int hf_sua_global_title_padding = -1;
+static int hf_sua_point_code_mask = -1;
+static int hf_sua_point_code_dpc = -1;
+static int hf_sua_ssn_reserved = -1;
+static int hf_sua_ssn_number = -1;
+static int hf_sua_ipv4 = -1;
+static int hf_sua_hostname = -1;
+static int hf_sua_hostname_padding = -1;
+static int hf_sua_ipv6 = -1;
+/* Support of Light version starts here */
+static int hf_sua_light_version = -1;
+static int hf_sua_light_spare_1 = -1;
+static int hf_sua_light_message_type = -1;
+static int hf_sua_light_subsystem_number = -1;
+static int hf_sua_light_spare_2 = -1;
+static int hf_sua_light_message_length = -1;
+static int hf_sua_light_error_code = -1;
+/* Support of Light version end here */
+
+/* Initialize the subtree pointers */
+static gint ett_sua = -1;
+static gint ett_sua_parameter = -1;
+static gint ett_sua_source_address_indicator = -1;
+static gint ett_sua_destination_address_indicator = -1;
+static gint ett_sua_affected_destination = -1;
+static gint ett_sua_first_remaining = -1;
+static gint ett_sua_sequence_number_rec_number = -1;
+static gint ett_sua_sequence_number_sent_number = -1;
+static gint ett_sua_receive_sequence_number_number = -1;
+static gint ett_sua_return_on_error_bit_and_protocol_class = -1;
+static gint ett_sua_protcol_classes = -1;
+
+/* stuff for supporting multiple versions */
+#define SIEMENS_VERSION 1
+#define IETF_VERSION08 2
+static gint sua_version = IETF_VERSION08;
+
+static dissector_table_t sua_light_dissector_table;
+/* ends here */
+
+static void
+dissect_sua_tlv_list(tvbuff_t *tlv_tvb, proto_tree *sua_tree, gint initial_offset);
+
+static guint
+nr_of_padding_bytes (guint length)
+{
+ guint remainder;
+
+ remainder = length % 4;
+
+ if (remainder == 0)
+ return 0;
+ else
+ return 4 - remainder;
+}
+
+static void
+dissect_sua_common_header(tvbuff_t *common_header_tvb, packet_info *pinfo, proto_tree *sua_tree)
+{
+ guint8 version, message_class, message_type;
+ guint32 message_length;
+ /* Extract the common header */
+ version = tvb_get_guint8(common_header_tvb, VERSION_OFFSET);
+ message_class = tvb_get_guint8(common_header_tvb, MESSAGE_CLASS_OFFSET);
+ message_type = tvb_get_guint8(common_header_tvb, MESSAGE_TYPE_OFFSET);
+ message_length = tvb_get_ntohl (common_header_tvb, MESSAGE_LENGTH_OFFSET);
+
+ if (check_col(pinfo->fd, COL_INFO)) {
+ col_append_str(pinfo->fd, COL_INFO, val_to_str(message_class * 256 + message_type, sua_message_class_type_acro_values, "reserved"));
+ col_append_str(pinfo->fd, COL_INFO, " ");
+ };
+
+ if (sua_tree) {
+ /* add the components of the common header to the protocol tree */
+ proto_tree_add_uint(sua_tree, hf_sua_version,
+ common_header_tvb, VERSION_OFFSET, VERSION_LENGTH,
+ version);
+ proto_tree_add_bytes(sua_tree, hf_sua_reserved,
+ common_header_tvb, RESERVED_OFFSET, RESERVED_LENGTH,
+ tvb_get_ptr(common_header_tvb, RESERVED_OFFSET, RESERVED_LENGTH));
+ proto_tree_add_uint(sua_tree, hf_sua_message_class,
+ common_header_tvb, MESSAGE_CLASS_OFFSET, MESSAGE_CLASS_LENGTH,
+ message_class);
+ proto_tree_add_uint_format(sua_tree, hf_sua_message_type,
+ common_header_tvb, MESSAGE_TYPE_OFFSET, MESSAGE_TYPE_LENGTH,
+ message_type, "Message Type: %s (%u)",
+ val_to_str(message_class * 256 + message_type, sua_message_class_type_values, "reserved"), message_type);
+ proto_tree_add_uint(sua_tree, hf_sua_message_length,
+ common_header_tvb, MESSAGE_LENGTH_OFFSET, MESSAGE_LENGTH_LENGTH,
+ message_length);
+ };
+}
+
+#define DATA_PARAMETER_DATA_OFFSET PARAMETER_VALUE_OFFSET
+
+static void
+dissect_sua_data_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint16 length, data_length, padding_length;
+
+ length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
+ data_length = length - PARAMETER_HEADER_LENGTH;
+ padding_length = nr_of_padding_bytes(length);
+
+ proto_tree_add_text(parameter_tree, parameter_tvb, DATA_PARAMETER_DATA_OFFSET, data_length,
+ "Data (%u byte%s)", data_length, plurality(data_length, "", "s"));
+
+ if (padding_length > 0)
+ proto_tree_add_bytes(parameter_tree, hf_sua_data_padding,
+ parameter_tvb, PARAMETER_VALUE_OFFSET + data_length, padding_length,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET + data_length, padding_length));
+
+ proto_item_set_text(parameter_item, "Data (SS7 message of %u byte%s)",
+ data_length, plurality(data_length, "", "s"));
+}
+
+#define INFO_PARAMETER_INFO_STRING_OFFSET PARAMETER_VALUE_OFFSET
+
+static void
+dissect_sua_info_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint16 length, info_string_length, padding_length;
+ char *info_string;
+
+ length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
+ padding_length = nr_of_padding_bytes(length);
+
+ info_string_length = length - PARAMETER_HEADER_LENGTH;
+ proto_tree_add_item(parameter_tree, hf_sua_info_string,
+ parameter_tvb, INFO_PARAMETER_INFO_STRING_OFFSET, info_string_length, FALSE);
+
+ if (padding_length > 0)
+ proto_tree_add_bytes(parameter_tree, hf_sua_info_string_padding,
+ parameter_tvb, PARAMETER_VALUE_OFFSET + info_string_length, padding_length,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET + info_string_length, padding_length));
+
+ info_string = (char *)tvb_get_ptr(parameter_tvb, INFO_PARAMETER_INFO_STRING_OFFSET, info_string_length);
+ proto_item_set_text(parameter_item, "Info String (%.*s)", (int) info_string_length, info_string);
+}
+
+#define ROUTING_CONTEXT_LENGTH 4
+
+static void
+dissect_sua_routing_context_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint16 length, number_of_contexts, context_number;
+ guint32 context;
+ gint context_offset;
+
+ length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
+ number_of_contexts = (length - PARAMETER_HEADER_LENGTH) / 4;
+
+ context_offset = PARAMETER_VALUE_OFFSET;
+ for(context_number=1; context_number <= number_of_contexts; context_number++) {
+ context = tvb_get_ntohl(parameter_tvb, context_offset);
+ proto_tree_add_uint(parameter_tree, hf_sua_routing_context, parameter_tvb, context_offset, ROUTING_CONTEXT_LENGTH, context);
+ context_offset += ROUTING_CONTEXT_LENGTH;
+ };
+
+ proto_item_set_text(parameter_item, "Routing context (%u context%s)",
+ number_of_contexts, plurality(number_of_contexts, "", "s"));
+}
+
+static void
+dissect_sua_diagnostic_information_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint16 length, info_length, padding_length;
+
+ length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
+ padding_length = nr_of_padding_bytes(length);
+ info_length = length - PARAMETER_HEADER_LENGTH;
+
+ proto_tree_add_bytes(parameter_tree, hf_sua_diagnostic_information_info,
+ parameter_tvb, PARAMETER_VALUE_OFFSET, info_length,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, info_length));
+
+ if (padding_length > 0)
+ proto_tree_add_bytes(parameter_tree, hf_sua_diagnostic_information_padding,
+ parameter_tvb, PARAMETER_VALUE_OFFSET + info_length, padding_length,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET + info_length, padding_length));
+
+ proto_item_set_text(parameter_item, "Diagnostic information (%u byte%s)", info_length, plurality(info_length, "", "s"));
+}
+
+static void
+dissect_sua_heartbeat_data_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint16 length, data_length, padding_length;
+
+ length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
+ padding_length = nr_of_padding_bytes(length);
+ data_length = length - PARAMETER_HEADER_LENGTH;
+
+ proto_tree_add_bytes(parameter_tree, hf_sua_heartbeat_data,
+ parameter_tvb, PARAMETER_VALUE_OFFSET, data_length,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, data_length));
+
+ if (padding_length > 0)
+ proto_tree_add_bytes(parameter_tree, hf_sua_heartbeat_padding,
+ parameter_tvb, PARAMETER_VALUE_OFFSET + data_length, padding_length,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET + data_length, padding_length));
+
+ proto_item_set_text(parameter_item, "Heartbeat data (%u byte%s)", data_length, plurality(data_length, "", "s"));
+}
+
+#define TRAFFIC_MODE_TYPE_OFFSET PARAMETER_VALUE_OFFSET
+#define TRAFFIC_MODE_TYPE_LENGTH 4
+
+#define OVER_RIDE_TYPE 1
+#define LOAD_SHARE_TYPE 2
+#define BROADCAST_TYPE 3
+
+static const value_string sua_traffic_mode_type_values[] = {
+ { OVER_RIDE_TYPE , "Over-ride" },
+ { LOAD_SHARE_TYPE, "Load-share" },
+ { BROADCAST_TYPE, "Broadcast" },
+ {0, NULL } };
+
+static void
+dissect_sua_traffic_mode_type_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 traffic_mode_type;
+
+ traffic_mode_type = tvb_get_ntohl(parameter_tvb, TRAFFIC_MODE_TYPE_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_traffic_mode_type,
+ parameter_tvb, TRAFFIC_MODE_TYPE_OFFSET, TRAFFIC_MODE_TYPE_LENGTH,
+ traffic_mode_type);
+
+ proto_item_set_text(parameter_item, "Traffic mode type (%s)", val_to_str(traffic_mode_type, sua_traffic_mode_type_values, "unknown"));
+}
+
+#define ERROR_CODE_OFFSET PARAMETER_VALUE_OFFSET
+#define ERROR_CODE_LENGTH 4
+
+#define INVALID_VERSION_ERROR_CODE 0x01
+#define INVALID_INTERFACE_IDENTIFIER_ERROR_CODE 0x02
+#define UNSUPPORTED_MESSAGE_CLASS_ERROR_CODE 0x03
+#define UNSUPPORTED_MESSAGE_TYPE_ERROR_CODE 0x04
+#define UNSUPPORTED_TRAFFIC_HANDLING_MODE_ERROR_CODE 0x05
+#define UNEXPECTED_MESSAGE_ERROR_CODE 0x06
+#define PROTOCOL_ERROR_ERROR_CODE 0x07
+#define INVALID_STREAM_IDENTIFIER_ERROR_CODE 0x09
+#define REFUSED_ERROR_CODE 0x0d
+#define ASP_IDENTIFIER_REQUIRED_ERROR_CODE 0x0e
+#define INVALID_ASP_IDENTIFIER_ERROR_CODE 0x0f
+#define INVALID_ROUTING_CONTEXT_ERROR_CODE 0x10
+#define INVALID_PARAMETER_VALUE_ERROR_CODE 0x11
+#define PARAMETER_FIELD_ERROR_CODE 0x12
+#define UNEXPECTED_PARAMETER_ERROR_CODE 0x13
+#define DESTINATION_STATUS_UNKNOWN_ERROR_CODE 0x14
+#define INVALID_NETWORK_APPEARANCE_ERROR_CODE 0x15
+#define MISSING_PARAMETER_VALUE_ERROR_CODE 0x16
+#define ROUTING_CONTEXT_CHANGE_REFUSED 0x17
+#define INVALID_LOADSHARING_LABEL_ERROR_CODE 0x18
+
+static const value_string sua_error_code_values[] = {
+ { INVALID_VERSION_ERROR_CODE, "Invalid version" },
+ { INVALID_INTERFACE_IDENTIFIER_ERROR_CODE, "Ivalid Interface Identifier" },
+ { UNSUPPORTED_MESSAGE_CLASS_ERROR_CODE, "Unsupported message class" },
+ { UNSUPPORTED_MESSAGE_TYPE_ERROR_CODE, "Unsupported message type" },
+ { UNSUPPORTED_TRAFFIC_HANDLING_MODE_ERROR_CODE, "Unsupported traffic handling mode" },
+ { UNEXPECTED_MESSAGE_ERROR_CODE, "Unexpected message" },
+ { PROTOCOL_ERROR_ERROR_CODE, "Protocol error" },
+ { INVALID_STREAM_IDENTIFIER_ERROR_CODE, "Invalid Stream Identifier" },
+ { REFUSED_ERROR_CODE, "Refused - Management Blocking" },
+ { ASP_IDENTIFIER_REQUIRED_ERROR_CODE, "ASP Identifier Required" },
+ { INVALID_ASP_IDENTIFIER_ERROR_CODE, "Invalid ASP Identifier" },
+ { INVALID_ROUTING_CONTEXT_ERROR_CODE, "Invalid Routing Context" },
+ { INVALID_PARAMETER_VALUE_ERROR_CODE, "Invalid Parameter Value" },
+ { PARAMETER_FIELD_ERROR_CODE, "Parameter Field Error" },
+ { UNEXPECTED_PARAMETER_ERROR_CODE, "Unexpected Parameter" },
+ { DESTINATION_STATUS_UNKNOWN_ERROR_CODE, "Destination Status Unknown" },
+ { INVALID_NETWORK_APPEARANCE_ERROR_CODE, "Invalid Netwrok Appearance" },
+ { MISSING_PARAMETER_VALUE_ERROR_CODE, "Missing Parameter" },
+ { ROUTING_CONTEXT_CHANGE_REFUSED, "Routing Key Change Refused" },
+ { INVALID_LOADSHARING_LABEL_ERROR_CODE, "Invalid Loadsharing Label" },
+ { 0, NULL } };
+
+static void
+dissect_sua_error_code_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 error_code;
+
+ error_code = tvb_get_ntohl(parameter_tvb, ERROR_CODE_OFFSET);
+ proto_tree_add_uint(parameter_tree, hf_sua_error_code,
+ parameter_tvb, ERROR_CODE_OFFSET, ERROR_CODE_LENGTH,
+ error_code);
+ proto_item_set_text(parameter_item, "Error code (%s)", val_to_str(error_code, sua_error_code_values, "unknown"));
+}
+
+#define STATUS_TYPE_LENGTH 2
+#define STATUS_INFO_LENGTH 2
+#define STATUS_TYPE_OFFSET PARAMETER_VALUE_OFFSET
+#define STATUS_INFO_OFFSET (STATUS_TYPE_OFFSET + STATUS_TYPE_LENGTH)
+
+#define AS_STATE_CHANGE_TYPE 1
+#define OTHER_TYPE 2
+
+static const value_string sua_status_type_values[] = {
+ { AS_STATE_CHANGE_TYPE, "Application server state change" },
+ { OTHER_TYPE, "Other" },
+ { 0, NULL } };
+
+#define RESERVED_INFO 1
+#define AS_INACTIVE_INFO 2
+#define AS_ACTIVE_INFO 3
+#define AS_PENDING_INFO 4
+
+#define INSUFFICIENT_ASP_RES_INFO 1
+#define ALTERNATE_ASP_ACTIVE_INFO 2
+#define ASP_FAILURE 3
+
+static const value_string sua_status_type_info_values[] = {
+ { AS_STATE_CHANGE_TYPE * 256 * 256 + RESERVED_INFO, "Reserved" },
+ { AS_STATE_CHANGE_TYPE * 256 * 256 + AS_INACTIVE_INFO, "Application server inactive" },
+ { AS_STATE_CHANGE_TYPE * 256 * 256 + AS_ACTIVE_INFO, "Application server active" },
+ { AS_STATE_CHANGE_TYPE * 256 * 256 + AS_PENDING_INFO, "Application server pending" },
+ { OTHER_TYPE * 256 * 256 + INSUFFICIENT_ASP_RES_INFO, "Insufficient ASP resources active in AS" },
+ { OTHER_TYPE * 256 * 256 + ALTERNATE_ASP_ACTIVE_INFO, "Alternate ASP active" },
+ { OTHER_TYPE * 256 * 256 + ASP_FAILURE, "ASP Failure" },
+ {0, NULL } };
+
+static void
+dissect_sua_status_type_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint16 status_type, status_info;
+
+ status_type = tvb_get_ntohs(parameter_tvb, STATUS_TYPE_OFFSET);
+ status_info = tvb_get_ntohs(parameter_tvb, STATUS_INFO_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_status_type,
+ parameter_tvb, STATUS_TYPE_OFFSET, STATUS_TYPE_LENGTH,
+ status_type);
+ proto_tree_add_uint_format(parameter_tree, hf_sua_status_info,
+ parameter_tvb, STATUS_INFO_OFFSET, STATUS_INFO_LENGTH,
+ status_info, "Status info: %s (%u)",
+ val_to_str(status_type * 256 * 256 + status_info, sua_status_type_info_values, "unknown"), status_info);
+
+ proto_item_set_text(parameter_item, "Status type / ID (%s)",
+ val_to_str(status_type * 256 * 256 + status_info, sua_status_type_info_values, "unknown status information"));
+}
+
+#define CONGESTION_LEVEL_LENGTH 4
+#define CONGESTION_LEVEL_OFFSET PARAMETER_VALUE_OFFSET
+
+static void
+dissect_sua_congestion_level_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 congestion_level;
+
+ congestion_level = tvb_get_ntohl(parameter_tvb, CONGESTION_LEVEL_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_congestion_level,
+ parameter_tvb, CONGESTION_LEVEL_OFFSET, CONGESTION_LEVEL_LENGTH,
+ congestion_level);
+
+ proto_item_set_text(parameter_item, "Congestion Level: %u", congestion_level);
+
+}
+
+#define ASP_IDENTIFIER_LENGTH 4
+#define ASP_IDENTIFIER_OFFSET PARAMETER_VALUE_OFFSET
+
+static void
+dissect_sua_asp_identifier_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 asp_identifier;
+
+ asp_identifier = tvb_get_ntohl(parameter_tvb, ASP_IDENTIFIER_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_asp_identifier,
+ parameter_tvb, ASP_IDENTIFIER_OFFSET, ASP_IDENTIFIER_LENGTH,
+ asp_identifier);
+
+ proto_item_set_text(parameter_item, "ASP Identifer: %u", asp_identifier);
+}
+
+#define AFFECTED_MASK_LENGTH 1
+#define AFFECTED_DPC_LENGTH 3
+#define AFFECTED_DESTINATION_LENGTH (AFFECTED_MASK_LENGTH + AFFECTED_DPC_LENGTH)
+
+#define AFFECTED_MASK_OFFSET 0
+#define AFFECTED_DPC_OFFSET 1
+
+static void
+dissect_sua_affected_destinations_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 mask;
+ guint16 length, number_of_destinations, destination_number;
+ guint32 dpc;
+ gint destination_offset;
+ proto_item *destination_item;
+ proto_tree *destination_tree;
+
+ length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
+ number_of_destinations= (length - PARAMETER_HEADER_LENGTH) / 4;
+
+ destination_offset = PARAMETER_VALUE_OFFSET;
+ for(destination_number=1; destination_number <= number_of_destinations; destination_number++) {
+ mask = tvb_get_guint8(parameter_tvb, destination_offset + AFFECTED_MASK_OFFSET);
+ dpc = tvb_get_ntoh24(parameter_tvb, destination_offset + AFFECTED_DPC_OFFSET);
+ destination_item = proto_tree_add_text(parameter_tree, parameter_tvb, destination_offset, AFFECTED_DESTINATION_LENGTH, "Affected destination");
+ destination_tree = proto_item_add_subtree(destination_item, ett_sua_affected_destination);
+
+ proto_tree_add_uint(destination_tree, hf_sua_mask,
+ parameter_tvb, destination_offset + AFFECTED_MASK_OFFSET, AFFECTED_MASK_LENGTH,
+ mask);
+ proto_tree_add_uint(destination_tree, hf_sua_dpc,
+ parameter_tvb, destination_offset + AFFECTED_DPC_OFFSET, AFFECTED_DPC_LENGTH,
+ dpc);
+ destination_offset += AFFECTED_DESTINATION_LENGTH;
+ };
+ proto_item_set_text(parameter_item, "Affected destination (%u destination%s)",
+ number_of_destinations, plurality(number_of_destinations, "", "s"));
+
+}
+
+#define SS7_HOP_COUNTER_LENGTH 1
+#define SS7_HOP_COUNTER_OFFSET (PARAMETER_VALUE_OFFSET + RESERVED_3_LENGTH)
+
+static void
+dissect_sua_ss7_hop_counter_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 hop_counter;
+
+ hop_counter = tvb_get_guint8(parameter_tvb, SS7_HOP_COUNTER_OFFSET);
+
+ proto_tree_add_bytes(parameter_tree, hf_sua_ss7_hop_counter_reserved,
+ parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH));
+
+ proto_tree_add_uint(parameter_tree, hf_sua_ss7_hop_counter_counter,
+ parameter_tvb, SS7_HOP_COUNTER_OFFSET, SS7_HOP_COUNTER_LENGTH,
+ hop_counter);
+
+ proto_item_set_text(parameter_item, "SS7 Hop Counter (%u)", hop_counter);
+}
+
+#define ROUTING_INDICATOR_LENGTH 2
+#define ADDRESS_INDICATOR_LENGTH 2
+
+#define ROUTING_INDICATOR_OFFSET PARAMETER_VALUE_OFFSET
+#define ADDRESS_INDICATOR_OFFSET (ROUTING_INDICATOR_OFFSET + ROUTING_INDICATOR_LENGTH)
+#define ADDRESS_PARAMETERS_OFFSET (ADDRESS_INDICATOR_OFFSET + ADDRESS_INDICATOR_LENGTH)
+
+#define RESERVED_ROUTING_INDICATOR 0
+#define ROUTE_ON_GT_ROUTING_INDICATOR 1
+#define ROUTE_ON_SSN_PC_ROUTING_INDICATOR 2
+#define ROUTE_ON_HOSTNAMEROUTING_INDICATOR 3
+#define ROUTE_ON_SSN_IP_ROUTING_INDICATOR 4
+
+static const value_string sua_routing_indicator_values[] = {
+ { RESERVED_ROUTING_INDICATOR, "Reserved" },
+ { ROUTE_ON_GT_ROUTING_INDICATOR, "Route on Global Title" },
+ { ROUTE_ON_SSN_PC_ROUTING_INDICATOR, "Route on SSN + PC" },
+ { ROUTE_ON_HOSTNAMEROUTING_INDICATOR, "Route on Hostname" },
+ { ROUTE_ON_SSN_IP_ROUTING_INDICATOR, "Route on SSN + IP Address" },
+ { 0, NULL } };
+
+#define ADDRESS_RESERVED_BITMASK 0xfff8
+#define ADDRESS_GT_BITMASK 0x0004
+#define ADDRESS_PC_BITMASK 0x0002
+#define ADDRESS_SSN_BITMASK 0x0001
+
+static void
+dissect_sua_source_address_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint16 routing_indicator, address_indicator;
+ proto_item *address_indicator_item;
+ proto_tree *address_indicator_tree;
+
+ routing_indicator = tvb_get_ntohs(parameter_tvb, ROUTING_INDICATOR_OFFSET);
+ address_indicator = tvb_get_ntohs(parameter_tvb, ADDRESS_INDICATOR_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_source_address_routing_indicator,
+ parameter_tvb, ROUTING_INDICATOR_OFFSET, ROUTING_INDICATOR_LENGTH,
+ routing_indicator);
+
+ address_indicator_item = proto_tree_add_text(parameter_tree, parameter_tvb, ADDRESS_INDICATOR_OFFSET, ADDRESS_INDICATOR_LENGTH, "Address Indicator");
+ address_indicator_tree = proto_item_add_subtree(address_indicator_item, ett_sua_source_address_indicator);
+ proto_tree_add_uint(address_indicator_tree, hf_sua_source_address_reserved_bits,
+ parameter_tvb, ADDRESS_INDICATOR_OFFSET, ADDRESS_INDICATOR_LENGTH,
+ address_indicator);
+ proto_tree_add_boolean(address_indicator_tree, hf_sua_source_address_gt_bit, parameter_tvb,
+ ADDRESS_INDICATOR_OFFSET, ADDRESS_INDICATOR_LENGTH, address_indicator);
+ proto_tree_add_boolean(address_indicator_tree, hf_sua_source_address_pc_bit, parameter_tvb,
+ ADDRESS_INDICATOR_OFFSET, ADDRESS_INDICATOR_LENGTH, address_indicator);
+ proto_tree_add_boolean(address_indicator_tree, hf_sua_source_address_ssn_bit, parameter_tvb,
+ ADDRESS_INDICATOR_OFFSET, ADDRESS_INDICATOR_LENGTH, address_indicator);
+
+ proto_item_set_text(parameter_item, "Source Address");
+
+ /* dissect address parameters */
+ dissect_sua_tlv_list(parameter_tvb, parameter_tree, ADDRESS_PARAMETERS_OFFSET);
+}
+
+static void
+dissect_sua_destination_address_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint16 routing_indicator, address_indicator;
+ proto_item *address_indicator_item;
+ proto_tree *address_indicator_tree;
+
+ routing_indicator = tvb_get_ntohs(parameter_tvb, ROUTING_INDICATOR_OFFSET);
+ address_indicator = tvb_get_ntohs(parameter_tvb, ADDRESS_INDICATOR_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_destination_address_routing_indicator,
+ parameter_tvb, ROUTING_INDICATOR_OFFSET, ROUTING_INDICATOR_LENGTH,
+ routing_indicator);
+
+ address_indicator_item = proto_tree_add_text(parameter_tree, parameter_tvb, ADDRESS_INDICATOR_OFFSET, ADDRESS_INDICATOR_LENGTH, "Address Indicator");
+ address_indicator_tree = proto_item_add_subtree(address_indicator_item, ett_sua_destination_address_indicator);
+ proto_tree_add_uint(address_indicator_tree, hf_sua_destination_address_reserved_bits,
+ parameter_tvb, ADDRESS_INDICATOR_OFFSET, ADDRESS_INDICATOR_LENGTH,
+ address_indicator);
+ proto_tree_add_boolean(address_indicator_tree, hf_sua_destination_address_gt_bit, parameter_tvb,
+ ADDRESS_INDICATOR_OFFSET, ADDRESS_INDICATOR_LENGTH, address_indicator);
+ proto_tree_add_boolean(address_indicator_tree, hf_sua_destination_address_pc_bit, parameter_tvb,
+ ADDRESS_INDICATOR_OFFSET, ADDRESS_INDICATOR_LENGTH, address_indicator);
+ proto_tree_add_boolean(address_indicator_tree, hf_sua_destination_address_ssn_bit, parameter_tvb,
+ ADDRESS_INDICATOR_OFFSET, ADDRESS_INDICATOR_LENGTH, address_indicator);
+
+ proto_item_set_text(parameter_item, "Destination Address");
+
+ /* dissect address parameters */
+ dissect_sua_tlv_list(parameter_tvb, parameter_tree, ADDRESS_PARAMETERS_OFFSET);
+}
+
+#define SOURCE_REFERENCE_NUMBER_LENGTH 4
+#define SOURCE_REFERENCE_NUMBER_OFFSET PARAMETER_VALUE_OFFSET
+
+static void
+dissect_sua_source_reference_number_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 reference;
+
+ reference = tvb_get_ntohl(parameter_tvb, SOURCE_REFERENCE_NUMBER_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_source_reference_number,
+ parameter_tvb, SOURCE_REFERENCE_NUMBER_OFFSET, SOURCE_REFERENCE_NUMBER_LENGTH,
+ reference);
+
+ proto_item_set_text(parameter_item, "Source Reference Number: %u", reference);
+}
+
+#define DESTINATION_REFERENCE_NUMBER_LENGTH 4
+#define DESTINATION_REFERENCE_NUMBER_OFFSET PARAMETER_VALUE_OFFSET
+
+static void
+dissect_sua_destination_reference_number_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 reference;
+
+ reference = tvb_get_ntohl(parameter_tvb, DESTINATION_REFERENCE_NUMBER_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_destination_reference_number,
+ parameter_tvb, DESTINATION_REFERENCE_NUMBER_OFFSET, DESTINATION_REFERENCE_NUMBER_LENGTH,
+ reference);
+
+ proto_item_set_text(parameter_item, "Destination Reference Number: %u", reference);
+}
+
+#define CAUSE_TYPE_LENGTH 1
+#define CAUSE_VALUE_LENGTH 1
+
+#define CAUSE_TYPE_OFFSET (PARAMETER_VALUE_OFFSET + RESERVED_2_LENGTH)
+#define CAUSE_VALUE_OFFSET (CAUSE_TYPE_OFFSET + CAUSE_TYPE_LENGTH)
+
+#define RETURN_CAUSE_TYPE 0x1
+#define REFUSAL_CAUSE_TYPE 0x2
+#define RELEASE_CAUSE_TYPE 0x3
+#define RESET_CAUSE_TYPE 0x4
+#define ERROR_CAUSE_TYPE 0x5
+
+static const value_string sua_cause_type_values[] = {
+ { RETURN_CAUSE_TYPE, "Return Cause" },
+ { REFUSAL_CAUSE_TYPE, "Refusual Cause" },
+ { RELEASE_CAUSE_TYPE, "Release Cause" },
+ { RESET_CAUSE_TYPE, "Reset Cause" },
+ { ERROR_CAUSE_TYPE, "Error cause" },
+ { 0, NULL } };
+
+static void
+dissect_sua_sccp_cause_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 type, value;
+
+ type = tvb_get_guint8(parameter_tvb, CAUSE_TYPE_OFFSET);
+ value = tvb_get_guint8(parameter_tvb, CAUSE_VALUE_OFFSET);
+
+ proto_tree_add_bytes(parameter_tree, hf_sua_cause_reserved,
+ parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_2_LENGTH,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_2_LENGTH));
+ proto_tree_add_uint(parameter_tree, hf_sua_cause_type,
+ parameter_tvb, CAUSE_TYPE_OFFSET, CAUSE_TYPE_LENGTH,
+ type);
+ proto_tree_add_uint(parameter_tree, hf_sua_cause_value,
+ parameter_tvb, CAUSE_VALUE_OFFSET, CAUSE_VALUE_LENGTH,
+ value);
+
+ proto_item_set_text(parameter_item, "SCCP Cause (%s)", val_to_str(type, sua_cause_type_values, "unknown"));
+}
+
+#define SEQUENCE_NUMBER_REC_SEQ_LENGTH 1
+#define SEQUENCE_NUMBER_SENT_SEQ_LENGTH 1
+#define SEQUENCE_NUMBER_REC_SEQ_OFFSET (PARAMETER_VALUE_OFFSET + RESERVED_2_LENGTH)
+#define SEQUENCE_NUMBER_SENT_SEQ_OFFSET (SEQUENCE_NUMBER_REC_SEQ_OFFSET + SEQUENCE_NUMBER_REC_SEQ_LENGTH)
+
+#define SEQ_NUM_MASK 0xFE
+#define SPARE_BIT_MASK 0x01
+#define MORE_DATA_BIT_MASK 0x01
+
+static const true_false_string sua_more_data_bit_value = {
+ "More Data",
+ "Not More Data"
+};
+
+static void
+dissect_sua_sequence_number_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 receive_sequence_number, sent_sequence_number;
+ proto_item *sent_sequence_number_item;
+ proto_tree *sent_sequence_number_tree;
+ proto_item *receive_sequence_number_item;
+ proto_tree *receive_sequence_number_tree;
+
+ receive_sequence_number = tvb_get_guint8(parameter_tvb, SEQUENCE_NUMBER_REC_SEQ_OFFSET);
+ sent_sequence_number = tvb_get_guint8(parameter_tvb, SEQUENCE_NUMBER_SENT_SEQ_OFFSET);
+
+ proto_tree_add_bytes(parameter_tree, hf_sua_sequence_number_reserved,
+ parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_2_LENGTH,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_2_LENGTH));
+
+ receive_sequence_number_item = proto_tree_add_text(parameter_tree, parameter_tvb,
+ SEQUENCE_NUMBER_REC_SEQ_OFFSET,
+ SEQUENCE_NUMBER_REC_SEQ_LENGTH, "Receive Sequence Number");
+ receive_sequence_number_tree = proto_item_add_subtree(receive_sequence_number_item, ett_sua_sequence_number_rec_number);
+ proto_tree_add_uint(receive_sequence_number_tree, hf_sua_sequence_number_rec_number,
+ parameter_tvb, SEQUENCE_NUMBER_REC_SEQ_OFFSET, SEQUENCE_NUMBER_REC_SEQ_LENGTH,
+ receive_sequence_number);
+ proto_tree_add_boolean(receive_sequence_number_tree, hf_sua_sequence_number_more_data_bit,
+ parameter_tvb, SEQUENCE_NUMBER_REC_SEQ_OFFSET, SEQUENCE_NUMBER_REC_SEQ_LENGTH,
+ receive_sequence_number);
+
+ sent_sequence_number_item = proto_tree_add_text(parameter_tree, parameter_tvb,
+ SEQUENCE_NUMBER_SENT_SEQ_OFFSET,
+ SEQUENCE_NUMBER_SENT_SEQ_LENGTH, "Sent Sequence Number");
+ sent_sequence_number_tree = proto_item_add_subtree(sent_sequence_number_item, ett_sua_sequence_number_sent_number);
+ proto_tree_add_uint(sent_sequence_number_tree, hf_sua_sequence_number_sent_number,
+ parameter_tvb, SEQUENCE_NUMBER_SENT_SEQ_OFFSET, SEQUENCE_NUMBER_SENT_SEQ_LENGTH,
+ sent_sequence_number);
+ proto_tree_add_boolean(sent_sequence_number_tree, hf_sua_sequence_number_spare_bit,
+ parameter_tvb, SEQUENCE_NUMBER_SENT_SEQ_OFFSET, SEQUENCE_NUMBER_SENT_SEQ_LENGTH,
+ sent_sequence_number);
+
+ proto_item_set_text(parameter_item, "Sequence Number");
+}
+
+#define RECEIVE_SEQUENCE_NUMBER_REC_SEQ_LENGTH 1
+#define RECEIVE_SEQUENCE_NUMBER_REC_SEQ_OFFSET (PARAMETER_VALUE_OFFSET + RESERVED_3_LENGTH)
+
+static void
+dissect_sua_receive_sequence_number_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 receive_sequence_number;
+ proto_item *receive_sequence_number_item;
+ proto_tree *receive_sequence_number_tree;
+
+ receive_sequence_number = tvb_get_guint8(parameter_tvb, RECEIVE_SEQUENCE_NUMBER_REC_SEQ_OFFSET);
+
+ proto_tree_add_bytes(parameter_tree, hf_sua_receive_sequence_number_reserved,
+ parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH));
+ receive_sequence_number_item = proto_tree_add_text(parameter_tree, parameter_tvb,
+ RECEIVE_SEQUENCE_NUMBER_REC_SEQ_OFFSET,
+ RECEIVE_SEQUENCE_NUMBER_REC_SEQ_LENGTH, "Receive Sequence Number");
+ receive_sequence_number_tree = proto_item_add_subtree(receive_sequence_number_item, ett_sua_receive_sequence_number_number);
+ proto_tree_add_uint(receive_sequence_number_tree, hf_sua_receive_sequence_number_number,
+ parameter_tvb, RECEIVE_SEQUENCE_NUMBER_REC_SEQ_OFFSET, RECEIVE_SEQUENCE_NUMBER_REC_SEQ_LENGTH,
+ receive_sequence_number);
+ proto_tree_add_boolean(receive_sequence_number_tree, hf_sua_receive_sequence_number_spare_bit,
+ parameter_tvb, RECEIVE_SEQUENCE_NUMBER_REC_SEQ_OFFSET, RECEIVE_SEQUENCE_NUMBER_REC_SEQ_LENGTH,
+ receive_sequence_number);
+
+ proto_item_set_text(parameter_item, "Receive Sequence Number");
+}
+
+#define PROTOCOL_CLASSES_LENGTH 1
+#define INTERWORKING_LENGTH 1
+#define PROTOCOL_CLASSES_OFFSET (PARAMETER_VALUE_OFFSET + RESERVED_2_LENGTH)
+#define INTERWORKING_OFFSET (PROTOCOL_CLASSES_OFFSET + PROTOCOL_CLASSES_LENGTH)
+
+#define A_BIT_MASK 0x08
+#define B_BIT_MASK 0x04
+#define C_BIT_MASK 0x02
+#define D_BIT_MASK 0x01
+#define RESERVED_BITS_MASK 0xF0
+
+static const true_false_string sua_supported_bit_value = {
+ "Supported",
+ "Unsupported"
+};
+
+#define NO_INTERWORKING 0x0
+#define ASP_SS7_INTERWORKING 0x1
+#define SG_INTERWORKING 0x2
+#define RELAY_INTERWORKING 0x3
+
+static const value_string sua_interworking_values[] = {
+ { NO_INTERWORKING, "No Interworking with SS7 Networks" },
+ { ASP_SS7_INTERWORKING, "IP-Signalling Endpoint interworking with with SS7 networks" },
+ { SG_INTERWORKING, "Signalling Gateway" },
+ { RELAY_INTERWORKING, "Relay Node Support" },
+ { 0, NULL } };
+
+static void
+dissect_sua_asp_capabilities_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 protocol_classes, interworking;
+ proto_item *protocol_classes_item;
+ proto_tree *protocol_classes_tree;
+
+ protocol_classes = tvb_get_guint8(parameter_tvb, PROTOCOL_CLASSES_OFFSET);
+ interworking = tvb_get_guint8(parameter_tvb, INTERWORKING_OFFSET);
+
+ proto_tree_add_bytes(parameter_tree, hf_sua_asp_capabilities_reserved,
+ parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_2_LENGTH,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_2_LENGTH));
+ protocol_classes_item = proto_tree_add_text(parameter_tree, parameter_tvb, PROTOCOL_CLASSES_OFFSET, PROTOCOL_CLASSES_LENGTH, "Protocol classes");
+ protocol_classes_tree = proto_item_add_subtree(protocol_classes_item, ett_sua_protcol_classes);
+ proto_tree_add_uint(protocol_classes_tree, hf_sua_asp_capabilities_reserved_bits,
+ parameter_tvb, PROTOCOL_CLASSES_OFFSET, PROTOCOL_CLASSES_LENGTH,
+ protocol_classes);
+ proto_tree_add_boolean(protocol_classes_tree, hf_sua_asp_capabilities_a_bit, parameter_tvb,
+ PROTOCOL_CLASSES_OFFSET, PROTOCOL_CLASSES_LENGTH, protocol_classes);
+ proto_tree_add_boolean(protocol_classes_tree, hf_sua_asp_capabilities_b_bit, parameter_tvb,
+ PROTOCOL_CLASSES_OFFSET, PROTOCOL_CLASSES_LENGTH, protocol_classes);
+ proto_tree_add_boolean(protocol_classes_tree, hf_sua_asp_capabilities_c_bit, parameter_tvb,
+ PROTOCOL_CLASSES_OFFSET, PROTOCOL_CLASSES_LENGTH, protocol_classes);
+ proto_tree_add_boolean(protocol_classes_tree, hf_sua_asp_capabilities_d_bit, parameter_tvb,
+ PROTOCOL_CLASSES_OFFSET, PROTOCOL_CLASSES_LENGTH, protocol_classes);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_asp_capabilities_interworking,
+ parameter_tvb, INTERWORKING_OFFSET, INTERWORKING_LENGTH,
+ interworking);
+
+ proto_item_set_text(parameter_item, "ASP Capabilities");
+}
+
+#define CREDIT_LENGTH 4
+#define CREDIT_OFFSET PARAMETER_VALUE_OFFSET
+
+static void
+dissect_sua_credit_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 credit;
+
+ credit = tvb_get_ntohl(parameter_tvb, CREDIT_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_credit,
+ parameter_tvb, CREDIT_OFFSET, CREDIT_LENGTH,
+ credit);
+
+ proto_item_set_text(parameter_item, "Credit: %u", credit);
+}
+
+#define CAUSE_LENGTH 2
+#define USER_LENGTH 2
+#define CAUSE_OFFSET PARAMETER_VALUE_OFFSET
+#define USER_OFFSET (CAUSE_OFFSET + CAUSE_LENGTH)
+
+#define UNAVAILABLE_CAUSE 0x0
+#define UNEQUIPPED_CAUSE 0x2
+#define INACCESSABLE_CAUSE 0x3
+
+static const value_string sua_cause_values[] = {
+ { UNAVAILABLE_CAUSE, "Remote SCCP unavailable, Reason unknown" },
+ { UNEQUIPPED_CAUSE, "Remote SCCP unequipped" },
+ { INACCESSABLE_CAUSE, "Remote SCCP inaccessable" },
+ { 0, NULL } };
+
+static void
+dissect_sua_user_cause_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint16 cause, user;
+
+ cause = tvb_get_ntohs(parameter_tvb, CAUSE_OFFSET);
+ user = tvb_get_ntohs(parameter_tvb, USER_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_cause,
+ parameter_tvb, CAUSE_OFFSET, CAUSE_LENGTH,
+ cause);
+ proto_tree_add_uint(parameter_tree, hf_sua_user,
+ parameter_tvb, USER_OFFSET, USER_LENGTH,
+ user);
+
+ proto_item_set_text(parameter_item, "User / Cause");
+}
+
+#define NETWORK_APPEARANCE_LENGTH 4
+#define NETWORK_APPEARANCE_OFFSET PARAMETER_VALUE_OFFSET
+
+static void
+dissect_sua_network_appearance_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 appearance;
+
+ appearance = tvb_get_ntohl(parameter_tvb, NETWORK_APPEARANCE_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_network_appearance,
+ parameter_tvb, NETWORK_APPEARANCE_OFFSET, NETWORK_APPEARANCE_LENGTH,
+ appearance);
+
+ proto_item_set_text(parameter_item, "Network Appearance: %u", appearance);
+}
+
+#define IDENTIFIER_LENGTH 4
+#define IDENTIFIER_OFFSET PARAMETER_VALUE_OFFSET
+#define KEY_PARAMETERS_OFFSET (IDENTIFIER_OFFSET + IDENTIFIER_LENGTH)
+
+static void
+dissect_sua_routing_key_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 identifier;
+
+ identifier = tvb_get_ntohl(parameter_tvb, IDENTIFIER_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_routing_key_identifier,
+ parameter_tvb, IDENTIFIER_OFFSET, IDENTIFIER_LENGTH,
+ identifier);
+
+ proto_item_set_text(parameter_item, "Routing Key");
+
+ dissect_sua_tlv_list(parameter_tvb, parameter_tree, KEY_PARAMETERS_OFFSET);
+}
+
+#define LOCAL_ROUTING_KEY_ID_LENGTH 4
+#define REGISTRATION_STATUS_LENGTH 4
+#define REGISTRATION_ROUTING_CONTEXT_LENGTH 4
+#define LOCAL_ROUTING_KEY_OFFSET PARAMETER_VALUE_OFFSET
+#define REGISTRATION_STATUS_OFFSET (LOCAL_ROUTING_KEY_OFFSET + LOCAL_ROUTING_KEY_ID_LENGTH)
+#define REGISTRATION_ROUTING_CONTEXT_OFFSET (REGISTRATION_STATUS_OFFSET + REGISTRATION_STATUS_LENGTH)
+
+#define SUCCESSFULLY_REGISTERED_REGISTRATION_STATUS 0x0
+#define UNKNOWN_REGISTRATION_STATUS 0x1
+#define INVALID_DESTINATION_ADDRESSS_REGISTRATION_STATUS 0x2
+#define INVALID_NETWORK_APPEARANCE_REGISTRATION_STATUS 0x3
+#define INVALID_ROUTING_KEY_REGISTRATION_STATUS 0x4
+#define PERMISSION_DENIED_REGISTRATION_STATUS 0x5
+#define CANNOT_SUPPORT_UNIQUE_ROUTING_REGISTRATION_STATUS 0x6
+#define ROUTING_KEY_NOT_PROVISIONED_REGISTRATION_STATUS 0x7
+#define INSUFFICIENT_RESOURCES_REGISTRATION_STATUS 0x8
+#define UNSUPPORTED_RK_PARAMETER_REGISTRATION_FIELD_STATUS 0x9
+#define UNSUPPORTED_INVALID_TRAFFIC_MODE_TYPE_REGISTRATION_STATUS 0xa
+
+static const value_string sua_registration_status_values[] = {
+ { SUCCESSFULLY_REGISTERED_REGISTRATION_STATUS, "Successfully Registered" },
+ { UNKNOWN_REGISTRATION_STATUS, "Error - Unknown" },
+ { INVALID_DESTINATION_ADDRESSS_REGISTRATION_STATUS, "Error - Invalid Destination Address" },
+ { INVALID_NETWORK_APPEARANCE_REGISTRATION_STATUS, "Error - Invalid Network Appearance" },
+ { INVALID_ROUTING_KEY_REGISTRATION_STATUS, "Error - Invalid Routing Key" },
+ { PERMISSION_DENIED_REGISTRATION_STATUS, "Error - Permission Denied" },
+ { CANNOT_SUPPORT_UNIQUE_ROUTING_REGISTRATION_STATUS, "Error - Cannot Support Unique Routing" },
+ { ROUTING_KEY_NOT_PROVISIONED_REGISTRATION_STATUS, "Error - Routing Key Not Currently Provisioned" },
+ { INSUFFICIENT_RESOURCES_REGISTRATION_STATUS, "Error - Insufficient Resources" },
+ { UNSUPPORTED_RK_PARAMETER_REGISTRATION_FIELD_STATUS, "Error - Unsupported Routing Key Parameter Field" },
+ { UNSUPPORTED_INVALID_TRAFFIC_MODE_TYPE_REGISTRATION_STATUS, "Error - Unsupported / Invalid Traffic Mode Type" },
+ { 0, NULL } };
+
+static void
+dissect_sua_registration_result_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 local_routing_key_identifier, registration_status, routing_context;
+
+ local_routing_key_identifier = tvb_get_ntohl(parameter_tvb, LOCAL_ROUTING_KEY_OFFSET);
+ registration_status = tvb_get_ntohl(parameter_tvb, REGISTRATION_STATUS_OFFSET);
+ routing_context = tvb_get_ntohl(parameter_tvb, REGISTRATION_ROUTING_CONTEXT_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_registration_result_routing_key_identifier,
+ parameter_tvb, LOCAL_ROUTING_KEY_OFFSET, LOCAL_ROUTING_KEY_ID_LENGTH,
+ local_routing_key_identifier);
+ proto_tree_add_uint(parameter_tree, hf_sua_registration_result_status,
+ parameter_tvb, REGISTRATION_STATUS_OFFSET, REGISTRATION_STATUS_LENGTH,
+ registration_status);
+ proto_tree_add_uint(parameter_tree, hf_sua_registration_result_routing_context,
+ parameter_tvb, REGISTRATION_ROUTING_CONTEXT_OFFSET, REGISTRATION_ROUTING_CONTEXT_LENGTH,
+ routing_context);
+
+ proto_item_set_text(parameter_item, "Registration Result: %s", val_to_str(registration_status, sua_registration_status_values, "Unknown"));
+}
+
+#define DEREGISTRATION_ROUTING_CONTEXT_LENGTH 4
+#define DEREGISTRATION_STATUS_LENGTH 4
+
+#define DEREGISTRATION_ROUTING_CONTEXT_OFFSET PARAMETER_VALUE_OFFSET
+#define DEREGISTRATION_STATUS_OFFSET (DEREGISTRATION_ROUTING_CONTEXT_OFFSET + DEREGISTRATION_ROUTING_CONTEXT_LENGTH)
+
+#define SUCCESSFULLY_DEREGISTERED_DEREGISTRATION_STATUS 0x0
+#define UNKNOWN_DEREGISTRATION_STATUS 0x1
+#define INVALID_ROUTING_CONTEXT_DEREGISTRATION_STATUS 0x2
+#define PERMISSION_DENIED_DEREGISTRATION_STATUS 0x3
+#define NOT_REGISTERED_DEREGISTRATION_STATUS 0x4
+#define ASP_CURRENTLY_ACTIVE_FOR_ROUTING_CONTEXT_DEREGISTRATION_STATUS 0x5
+
+static const value_string sua_deregistration_status_values[] = {
+ { SUCCESSFULLY_DEREGISTERED_DEREGISTRATION_STATUS, "Successfully Deregistered" },
+ { UNKNOWN_DEREGISTRATION_STATUS, "Error - Unknown" },
+ { INVALID_ROUTING_CONTEXT_DEREGISTRATION_STATUS, "Error - Invalid Routing Context" },
+ { PERMISSION_DENIED_DEREGISTRATION_STATUS, "Error - Permission Denied" },
+ { NOT_REGISTERED_DEREGISTRATION_STATUS, "Error - Not Registered" },
+ { ASP_CURRENTLY_ACTIVE_FOR_ROUTING_CONTEXT_DEREGISTRATION_STATUS, "Error - ASP Currently Active for Routing Context" },
+ { 0, NULL } };
+
+static void
+dissect_sua_deregistration_result_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 routing_context, deregistration_status;
+
+ routing_context = tvb_get_ntohl(parameter_tvb, DEREGISTRATION_ROUTING_CONTEXT_OFFSET);
+ deregistration_status = tvb_get_ntohl(parameter_tvb, DEREGISTRATION_STATUS_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_deregistration_result_routing_context,
+ parameter_tvb, DEREGISTRATION_ROUTING_CONTEXT_OFFSET, DEREGISTRATION_ROUTING_CONTEXT_LENGTH,
+ routing_context);
+ proto_tree_add_uint(parameter_tree, hf_sua_deregistration_result_status,
+ parameter_tvb, REGISTRATION_STATUS_OFFSET, REGISTRATION_STATUS_LENGTH,
+ deregistration_status);
+
+ proto_item_set_text(parameter_item, "Deregistration Result: %s", val_to_str(deregistration_status, sua_deregistration_status_values, "Unknown"));
+}
+
+#define ADDRESS_RANGE_ADDRESS_PARAMETERS_OFFSET PARAMETER_VALUE_OFFSET
+
+static void
+dissect_sua_address_range_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ proto_item_set_text(parameter_item, "Address Range");
+
+ dissect_sua_tlv_list(parameter_tvb, parameter_tree, ADDRESS_RANGE_ADDRESS_PARAMETERS_OFFSET);
+}
+
+#define CORRELATION_ID_LENGTH 4
+#define CORRELATION_ID_OFFSET PARAMETER_VALUE_OFFSET
+
+static void
+dissect_sua_correlation_id_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 correlation_id;
+
+ correlation_id = tvb_get_ntohl(parameter_tvb, CORRELATION_ID_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_correlation_id,
+ parameter_tvb, CORRELATION_ID_OFFSET, CORRELATION_ID_LENGTH,
+ correlation_id);
+
+ proto_item_set_text(parameter_item, "Correlation ID: %u", correlation_id);
+}
+
+#define IMPORTANCE_LENGTH 1
+#define IMPORTANCE_OFFSET (PARAMETER_VALUE_OFFSET + RESERVED_3_LENGTH)
+
+static void
+dissect_sua_importance_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 importance;
+
+ importance = tvb_get_guint8(parameter_tvb, IMPORTANCE_OFFSET);
+
+ proto_tree_add_bytes(parameter_tree, hf_sua_importance_reserved,
+ parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH));
+ proto_tree_add_uint(parameter_tree, hf_sua_importance,
+ parameter_tvb, IMPORTANCE_OFFSET, IMPORTANCE_LENGTH,
+ importance);
+
+ proto_item_set_text(parameter_item, "Importance (%u)", importance);
+}
+
+#define MESSAGE_PRIORITY_LENGTH 1
+#define MESSAGE_PRIORITY_OFFSET (PARAMETER_VALUE_OFFSET + RESERVED_3_LENGTH)
+
+static void
+dissect_sua_message_priority_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 priority;
+
+ priority = tvb_get_guint8(parameter_tvb, MESSAGE_PRIORITY_OFFSET);
+ proto_tree_add_bytes(parameter_tree, hf_sua_message_priority_reserved,
+ parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH));
+
+ proto_tree_add_uint(parameter_tree, hf_sua_message_priority,
+ parameter_tvb, MESSAGE_PRIORITY_OFFSET, MESSAGE_PRIORITY_LENGTH,
+ priority);
+
+ proto_item_set_text(parameter_item, "Message Priority (%u)", priority);
+}
+
+#define PROTOCOL_CLASS_LENGTH 1
+#define PROTOCOL_CLASS_OFFSET (PARAMETER_VALUE_OFFSET + RESERVED_3_LENGTH)
+
+#define RETURN_ON_ERROR_BIT_MASK 0x80
+#define PROTOCOL_CLASS_MASK 0x7f
+
+
+static const true_false_string sua_return_on_error_bit_value = {
+ "Return Message On Error",
+ "No Special Options"
+};
+
+static void
+dissect_sua_protocol_class_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 protocol_class;
+ proto_item *protocol_class_item;
+ proto_tree *protocol_class_tree;
+
+ protocol_class = tvb_get_guint8(parameter_tvb, PROTOCOL_CLASS_OFFSET);
+
+ proto_tree_add_bytes(parameter_tree, hf_sua_protocol_class_reserved,
+ parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH));
+
+ protocol_class_item = proto_tree_add_text(parameter_tree, parameter_tvb, PROTOCOL_CLASS_OFFSET, PROTOCOL_CLASS_LENGTH,
+ "Protocol Class");
+ protocol_class_tree = proto_item_add_subtree(protocol_class_item, ett_sua_return_on_error_bit_and_protocol_class);
+
+ proto_tree_add_boolean(protocol_class_tree, hf_sua_return_on_error_bit, parameter_tvb,
+ PROTOCOL_CLASS_OFFSET, PROTOCOL_CLASS_LENGTH, protocol_class);
+ proto_tree_add_uint(protocol_class_tree, hf_sua_protocol_class,
+ parameter_tvb, PROTOCOL_CLASS_OFFSET, PROTOCOL_CLASS_LENGTH,
+ protocol_class);
+
+ proto_item_set_text(parameter_item, "Protocol Class");
+}
+
+#define SEQUENCE_CONTROL_LENGTH 4
+#define SEQUENCE_CONTROL_OFFSET PARAMETER_VALUE_OFFSET
+
+static void
+dissect_sua_sequence_control_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 sequence_control;
+
+ sequence_control = tvb_get_ntohl(parameter_tvb, SEQUENCE_CONTROL_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_sequence_control,
+ parameter_tvb, SEQUENCE_CONTROL_OFFSET, SEQUENCE_CONTROL_LENGTH,
+ sequence_control);
+
+ proto_item_set_text(parameter_item, "Sequence Control: %u", sequence_control);
+}
+
+#define FIRST_REMAINING_LENGTH 1
+#define SEGMENTATION_REFERENCE_LENGTH 3
+#define FIRST_REMAINING_OFFSET PARAMETER_VALUE_OFFSET
+#define SEGMENTATION_REFERENCE_OFFSET (FIRST_REMAINING_OFFSET + FIRST_REMAINING_LENGTH)
+
+#define FIRST_BIT_MASK 0x80
+#define NUMBER_OF_SEGMENTS_MASK 0x7f
+
+static const true_false_string sua_first_bit_value = {
+ "First segment",
+ "Subsequent segment"
+};
+
+static void
+dissect_sua_segmentation_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 first_remaining;
+ guint32 segmentation_reference;
+ proto_item *first_remaining_item;
+ proto_tree *first_remaining_tree;
+
+ first_remaining = tvb_get_guint8(parameter_tvb, FIRST_REMAINING_OFFSET);
+ segmentation_reference = tvb_get_ntoh24(parameter_tvb, SEGMENTATION_REFERENCE_OFFSET);
+
+ first_remaining_item = proto_tree_add_text(parameter_tree, parameter_tvb, FIRST_REMAINING_OFFSET, FIRST_REMAINING_LENGTH,
+ "First / Remaining");
+ first_remaining_tree = proto_item_add_subtree(first_remaining_item, ett_sua_first_remaining);
+ proto_tree_add_boolean(first_remaining_tree, hf_sua_first_bit, parameter_tvb,
+ FIRST_REMAINING_OFFSET, FIRST_REMAINING_LENGTH, first_remaining);
+ proto_tree_add_uint(first_remaining_tree, hf_sua_number_of_remaining_segments,
+ parameter_tvb, FIRST_REMAINING_OFFSET, FIRST_REMAINING_LENGTH,
+ first_remaining);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_segmentation_reference,
+ parameter_tvb, SEGMENTATION_REFERENCE_OFFSET, SEGMENTATION_REFERENCE_LENGTH,
+ segmentation_reference);
+
+ proto_item_set_text(parameter_item, "Segmentation");
+}
+
+#define SMI_LENGTH 1
+#define SMI_OFFSET (PARAMETER_VALUE_OFFSET + RESERVED_3_LENGTH)
+
+static void
+dissect_sua_smi_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 smi;
+
+ smi = tvb_get_guint8(parameter_tvb, SMI_OFFSET);
+
+ proto_tree_add_bytes(parameter_tree, hf_sua_smi_reserved,
+ parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH));
+ proto_tree_add_uint(parameter_tree, hf_sua_smi,
+ parameter_tvb, SMI_OFFSET, SMI_LENGTH,
+ smi);
+
+ proto_item_set_text(parameter_item, "SMI (%u)", smi);
+}
+
+#define TID_START_LENGTH 1
+#define TID_END_LENGTH 1
+#define TID_VALUE_LENGTH 2
+
+#define TID_START_OFFSET PARAMETER_VALUE_OFFSET
+#define TID_END_OFFSET (TID_START_OFFSET + TID_START_LENGTH)
+#define TID_VALUE_OFFSET (TID_END_OFFSET + TID_END_LENGTH)
+
+static void
+dissect_sua_tid_label_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 start, end;
+ guint16 value;
+
+ start = tvb_get_guint8(parameter_tvb, TID_START_OFFSET);
+ end = tvb_get_guint8(parameter_tvb, TID_END_OFFSET);
+ value = tvb_get_ntohs(parameter_tvb, TID_VALUE_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_tid_label_start,
+ parameter_tvb, TID_START_OFFSET, TID_START_LENGTH,
+ start);
+ proto_tree_add_uint(parameter_tree, hf_sua_tid_label_end,
+ parameter_tvb, TID_END_OFFSET, TID_END_LENGTH,
+ end);
+ proto_tree_add_uint(parameter_tree, hf_sua_tid_label_value,
+ parameter_tvb, TID_VALUE_OFFSET, TID_VALUE_LENGTH,
+ value);
+
+ proto_item_set_text(parameter_item, "TID Label");
+}
+
+#define DRN_START_LENGTH 1
+#define DRN_END_LENGTH 1
+#define DRN_VALUE_LENGTH 2
+
+#define DRN_START_OFFSET PARAMETER_VALUE_OFFSET
+#define DRN_END_OFFSET (DRN_START_OFFSET + DRN_START_LENGTH)
+#define DRN_VALUE_OFFSET (DRN_END_OFFSET + DRN_END_LENGTH)
+
+static void
+dissect_sua_drn_label_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 start, end;
+ guint16 value;
+
+ start = tvb_get_guint8(parameter_tvb, DRN_START_OFFSET);
+ end = tvb_get_guint8(parameter_tvb, DRN_END_OFFSET);
+ value = tvb_get_ntohs(parameter_tvb, DRN_VALUE_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_drn_label_start,
+ parameter_tvb, DRN_START_OFFSET, DRN_START_LENGTH,
+ start);
+ proto_tree_add_uint(parameter_tree, hf_sua_drn_label_end,
+ parameter_tvb, DRN_END_OFFSET, DRN_END_LENGTH,
+ end);
+ proto_tree_add_uint(parameter_tree, hf_sua_drn_label_value,
+ parameter_tvb, DRN_VALUE_OFFSET, DRN_VALUE_LENGTH,
+ value);
+
+ proto_item_set_text(parameter_item, "DRN Label");
+}
+
+#define NO_OF_DIGITS_LENGTH 1
+#define TRANSLATION_TYPE_LENGTH 1
+#define NUMBERING_PLAN_LENGTH 1
+#define NATURE_OF_ADDRESS_LENGTH 1
+
+#define NO_OF_DIGITS_OFFSET PARAMETER_VALUE_OFFSET
+#define TRANSLATION_TYPE_OFFSET (NO_OF_DIGITS_OFFSET + NO_OF_DIGITS_LENGTH)
+#define NUMBERING_PLAN_OFFSET (TRANSLATION_TYPE_OFFSET + TRANSLATION_TYPE_LENGTH)
+#define NATURE_OF_ADDRESS_OFFSET (NUMBERING_PLAN_OFFSET + NUMBERING_PLAN_LENGTH)
+#define GLOBAL_TITLE_OFFSET (NATURE_OF_ADDRESS_OFFSET + NATURE_OF_ADDRESS_LENGTH)
+
+#define ISDN_TELEPHONY_NUMBERING_PLAN 1
+#define GENERIC_NUMBERING_PLAN 2
+#define DATA_NUMBERING_PLAN 3
+#define TELEX_NUMBERING_PLAN 4
+#define MARITIME_MOBILE_NUMBERING_PLAN 5
+#define LAND_MOBILE_NUMBERING_PLAN 6
+#define ISDN_MOBILE_NUMBERING_PLAN 7
+#define PRIVATE_NETWORK_NUMBERING_PLAN 14
+
+static const value_string sua_numbering_plan_values[] = {
+ { ISDN_TELEPHONY_NUMBERING_PLAN, "ISDN/Telephony Numbering Plan (Rec. E.161 and E.164)" },
+ { GENERIC_NUMBERING_PLAN, "Generic Numbering Plan" },
+ { DATA_NUMBERING_PLAN, "Data Numbering Plan (Rec. X.121)" },
+ { TELEX_NUMBERING_PLAN, "Telex Numbering Plan (Rec. F.69)" },
+ { MARITIME_MOBILE_NUMBERING_PLAN, "Maritime Mobile Numbering Plan (Rec. E.210 and E.211)" },
+ { LAND_MOBILE_NUMBERING_PLAN, "Land Mobile Numbering Plan (Rec. E.212)" },
+ { ISDN_MOBILE_NUMBERING_PLAN, "ISDN/Mobile Numbering Plan (Rec. E.214)" },
+ { PRIVATE_NETWORK_NUMBERING_PLAN, "Private Network Or Network-Specific Numbering Plan" },
+ { 0, NULL } };
+
+#define UNKNOWN_NATURE_OF_ADDRESS 0
+#define SUBSCRIBER_NUMBER_NATURE_OF_ADDRESS 1
+#define RESERVED_FOR_NATIONAL_USE_NATURE_OF_ADDRESS 2
+#define NATIONAL_SIGNIFICANT_NUMBER_NATURE_OF_ADDRESS 3
+#define INTERNATION_NUMBER_NATURE_OF_ADDRESS 4
+
+static const value_string sua_nature_of_address_values[] = {
+ { UNKNOWN_NATURE_OF_ADDRESS, "Unknown" },
+ { SUBSCRIBER_NUMBER_NATURE_OF_ADDRESS, "Subscriber Number" },
+ { RESERVED_FOR_NATIONAL_USE_NATURE_OF_ADDRESS, "Reserved For National Use" },
+ { NATIONAL_SIGNIFICANT_NUMBER_NATURE_OF_ADDRESS, "Natinal Significant Number" },
+ { INTERNATION_NUMBER_NATURE_OF_ADDRESS, "International Number" },
+ { 0, NULL } };
+
+static void
+dissect_sua_global_title_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 number_of_digits, translation_type, numbering_plan, nature_of_address;
+ guint16 length, global_title_length, padding_length;
+
+ length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
+ global_title_length = length - (PARAMETER_HEADER_LENGTH + NO_OF_DIGITS_LENGTH
+ + TRANSLATION_TYPE_LENGTH
+ + NUMBERING_PLAN_LENGTH
+ + NATURE_OF_ADDRESS_LENGTH);
+ padding_length = nr_of_padding_bytes(length);
+
+ number_of_digits = tvb_get_guint8(parameter_tvb, NO_OF_DIGITS_OFFSET);
+ translation_type = tvb_get_guint8(parameter_tvb, TRANSLATION_TYPE_OFFSET);
+ numbering_plan = tvb_get_guint8(parameter_tvb, NUMBERING_PLAN_OFFSET);
+ nature_of_address = tvb_get_guint8(parameter_tvb, NATURE_OF_ADDRESS_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_number_of_digits,
+ parameter_tvb, NO_OF_DIGITS_OFFSET, NO_OF_DIGITS_LENGTH,
+ number_of_digits);
+ proto_tree_add_uint(parameter_tree, hf_sua_translation_type,
+ parameter_tvb, TRANSLATION_TYPE_OFFSET, TRANSLATION_TYPE_LENGTH,
+ translation_type);
+ proto_tree_add_uint(parameter_tree, hf_sua_numbering_plan,
+ parameter_tvb, NUMBERING_PLAN_OFFSET, NUMBERING_PLAN_LENGTH,
+ numbering_plan);
+ proto_tree_add_uint(parameter_tree, hf_sua_nature_of_address,
+ parameter_tvb, NATURE_OF_ADDRESS_OFFSET, NATURE_OF_ADDRESS_LENGTH,
+ nature_of_address);
+ proto_tree_add_bytes(parameter_tree, hf_sua_global_title,
+ parameter_tvb, GLOBAL_TITLE_OFFSET, global_title_length,
+ tvb_get_ptr(parameter_tvb, GLOBAL_TITLE_OFFSET, global_title_length));
+
+ if (padding_length > 0)
+ proto_tree_add_bytes(parameter_tree, hf_sua_global_title_padding,
+ parameter_tvb, GLOBAL_TITLE_OFFSET + global_title_length, padding_length,
+ tvb_get_ptr(parameter_tvb, GLOBAL_TITLE_OFFSET + global_title_length, padding_length));
+
+ proto_item_set_text(parameter_item, "Global Title");
+
+}
+
+static void
+dissect_sua_point_code_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 mask;
+ guint32 dpc;
+
+ mask = tvb_get_guint8(parameter_tvb, AFFECTED_MASK_OFFSET);
+ dpc = tvb_get_ntoh24(parameter_tvb, AFFECTED_DPC_OFFSET);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_point_code_mask,
+ parameter_tvb, PARAMETER_VALUE_OFFSET + AFFECTED_MASK_OFFSET, AFFECTED_MASK_LENGTH,
+ mask);
+ proto_tree_add_uint(parameter_tree, hf_sua_point_code_dpc,
+ parameter_tvb, PARAMETER_VALUE_OFFSET + AFFECTED_DPC_OFFSET, AFFECTED_DPC_LENGTH,
+ dpc);
+ proto_item_set_text(parameter_item, "Point Code");
+
+}
+
+#define SSN_LENGTH 1
+#define SSN_OFFSET (PARAMETER_VALUE_OFFSET + RESERVED_3_LENGTH)
+
+static void
+dissect_sua_ssn_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint8 ssn;
+
+ ssn = tvb_get_guint8(parameter_tvb, SSN_OFFSET);
+
+ proto_tree_add_bytes(parameter_tree, hf_sua_ssn_reserved,
+ parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, RESERVED_3_LENGTH));
+ proto_tree_add_uint(parameter_tree, hf_sua_ssn_number,
+ parameter_tvb, SSN_OFFSET, SSN_LENGTH,
+ ssn);
+
+ proto_item_set_text(parameter_item, "Subsystem number (%u)", ssn);
+}
+
+#define IPV4_ADDRESS_LENGTH 4
+#define IPV4_ADDRESS_OFFSET PARAMETER_VALUE_OFFSET
+
+static void
+dissect_sua_ipv4_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint32 ipv4_address;
+
+ tvb_memcpy(parameter_tvb, (guint8 *)&ipv4_address, IPV4_ADDRESS_OFFSET, IPV4_ADDRESS_LENGTH);
+ proto_tree_add_ipv4(parameter_tree, hf_sua_ipv4,
+ parameter_tvb, IPV4_ADDRESS_OFFSET, IPV4_ADDRESS_LENGTH,
+ ipv4_address);
+ proto_item_set_text(parameter_item, "IPV4 Address");
+}
+
+static void
+dissect_sua_hostname_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint16 length, hostname_length, padding_length;
+ char *hostname;
+
+ length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
+ padding_length = nr_of_padding_bytes(length);
+ hostname_length = length - PARAMETER_HEADER_LENGTH;
+ hostname = (char *)tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, hostname_length);
+
+ proto_tree_add_string(parameter_tree, hf_sua_hostname, parameter_tvb,
+ PARAMETER_VALUE_OFFSET, hostname_length,
+ hostname);
+ if (padding_length > 0)
+ proto_tree_add_bytes(parameter_tree, hf_sua_hostname_padding,
+ parameter_tvb, PARAMETER_VALUE_OFFSET + hostname_length, padding_length,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET + hostname_length, padding_length));
+
+ proto_item_set_text(parameter_item, "Hostname (%s)", hostname);
+}
+
+#define IPV6_ADDRESS_LENGTH 16
+#define IPV6_ADDRESS_OFFSET PARAMETER_VALUE_OFFSET
+
+static void
+dissect_sua_ipv6_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ proto_tree_add_ipv6(parameter_tree, hf_sua_ipv6,
+ parameter_tvb, IPV6_ADDRESS_OFFSET, IPV6_ADDRESS_LENGTH,
+ tvb_get_ptr(parameter_tvb, IPV6_ADDRESS_OFFSET, IPV6_ADDRESS_LENGTH));
+
+ proto_item_set_text(parameter_item, "IPV6 Address");
+}
+
+static void
+dissect_sua_unknown_parameter(tvbuff_t *parameter_tvb, proto_tree *parameter_tree, proto_item *parameter_item)
+{
+ guint16 tag, length, parameter_value_length, padding_length;
+
+ tag = tvb_get_ntohs(parameter_tvb, PARAMETER_TAG_OFFSET);
+ length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
+ padding_length = nr_of_padding_bytes(length);
+
+ parameter_value_length = length - PARAMETER_HEADER_LENGTH;
+
+ proto_tree_add_bytes(parameter_tree, hf_sua_parameter_value,
+ parameter_tvb, PARAMETER_VALUE_OFFSET, parameter_value_length,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET, parameter_value_length));
+
+ if (padding_length > 0)
+ proto_tree_add_bytes(parameter_tree, hf_sua_parameter_padding,
+ parameter_tvb, PARAMETER_VALUE_OFFSET + parameter_value_length, padding_length,
+ tvb_get_ptr(parameter_tvb, PARAMETER_VALUE_OFFSET + parameter_value_length, padding_length));
+
+ proto_item_set_text(parameter_item, "Parameter with tag %u and %u byte%s value",
+ tag, parameter_value_length, plurality(parameter_value_length, "", "s"));
+}
+
+static void
+dissect_sua_parameter(tvbuff_t *parameter_tvb, proto_tree *sua_tree)
+{
+ guint16 tag, length, padding_length, total_length;
+ proto_item *parameter_item;
+ proto_tree *parameter_tree;
+
+ /* extract tag and length from the parameter */
+ tag = tvb_get_ntohs(parameter_tvb, PARAMETER_TAG_OFFSET);
+ length = tvb_get_ntohs(parameter_tvb, PARAMETER_LENGTH_OFFSET);
+
+ /* calculate padding and total length */
+ padding_length = nr_of_padding_bytes(length);
+ total_length = length + padding_length;
+
+ /* create proto_tree stuff */
+ parameter_item = proto_tree_add_text(sua_tree, parameter_tvb, PARAMETER_HEADER_OFFSET, total_length, "Incomplete parameter");
+ parameter_tree = proto_item_add_subtree(parameter_item, ett_sua_parameter);
+
+ /* add tag and length to the sua tree */
+ proto_tree_add_uint(parameter_tree, hf_sua_parameter_tag,
+ parameter_tvb, PARAMETER_TAG_OFFSET, PARAMETER_TAG_LENGTH,
+ tag);
+
+ proto_tree_add_uint(parameter_tree, hf_sua_parameter_length,
+ parameter_tvb, PARAMETER_LENGTH_OFFSET, PARAMETER_LENGTH_LENGTH,
+ length);
+
+ switch(tag) {
+ case DATA_PARAMETER_TAG:
+ dissect_sua_data_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case INFO_STRING_PARAMETER_TAG:
+ dissect_sua_info_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case ROUTING_CONTEXT_PARAMETER_TAG:
+ dissect_sua_routing_context_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case DIAGNOSTIC_INFO_PARAMETER_TAG:
+ dissect_sua_diagnostic_information_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case HEARTBEAT_DATA_PARAMETER_TAG:
+ dissect_sua_heartbeat_data_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case TRAFFIC_MODE_TYPE_PARAMETER_TAG:
+ dissect_sua_traffic_mode_type_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case ERROR_CODE_PARAMETER_TAG:
+ dissect_sua_error_code_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case STATUS_PARAMETER_TAG:
+ dissect_sua_status_type_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case CONGESTION_LEVEL_PARAMETER_TAG:
+ dissect_sua_congestion_level_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case ASP_IDENTIFIER_PARAMETER_TAG:
+ dissect_sua_asp_identifier_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case AFFECTED_POINT_CODE_PARAMETER_TAG:
+ dissect_sua_affected_destinations_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case SS7_HOP_COUNTER_PARAMETER_TAG:
+ dissect_sua_ss7_hop_counter_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case SOURCE_ADDRESS_PARAMETER_TAG:
+ dissect_sua_source_address_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case DESTINATION_ADDRESS_PARAMETER_TAG:
+ dissect_sua_destination_address_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case SOURCE_REFERENCE_NUMBER_PARAMETER_TAG:
+ dissect_sua_source_reference_number_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case DESTINATION_REFERENCE_NUMBER_PARAMETER_TAG:
+ dissect_sua_destination_reference_number_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case SCCP_CAUSE_PARAMETER_TAG:
+ dissect_sua_sccp_cause_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case SEQUENCE_NUMBER_PARAMETER_TAG:
+ dissect_sua_sequence_number_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case RECEIVE_SEQUENCE_NUMBER_PARAMETER_TAG:
+ dissect_sua_receive_sequence_number_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case ASP_CAPABILITIES_PARAMETER_TAG:
+ dissect_sua_asp_capabilities_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case CREDIT_PARAMETER_TAG:
+ dissect_sua_credit_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case USER_CAUSE_PARAMETER_TAG:
+ dissect_sua_user_cause_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case NETWORK_APPEARANCE_PARAMETER_TAG:
+ dissect_sua_network_appearance_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case ROUTING_KEY_PARAMETER_TAG:
+ dissect_sua_routing_key_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case REGISTRATION_RESULT_PARAMETER_TAG:
+ dissect_sua_registration_result_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case DEREGISTRATION_RESULT_PARAMETER_TAG:
+ dissect_sua_deregistration_result_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case ADDRESS_RANGE_PARAMETER_TAG:
+ dissect_sua_address_range_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case CORRELATION_ID_PARAMETER_TAG:
+ dissect_sua_correlation_id_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case IMPORTANCE_PARAMETER_TAG:
+ dissect_sua_importance_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case MESSAGE_PRIORITY_PARAMETER_TAG:
+ dissect_sua_message_priority_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case PROTOCOL_CLASS_PARAMETER_TAG:
+ dissect_sua_protocol_class_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case SEQUENCE_CONTROL_PARAMETER_TAG:
+ dissect_sua_sequence_control_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case SEGMENTATION_PARAMETER_TAG:
+ dissect_sua_segmentation_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case SMI_PARAMETER_TAG:
+ dissect_sua_smi_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case TID_LABEL_PARAMETER_TAG:
+ dissect_sua_tid_label_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case DRN_LABEL_PARAMETER_TAG:
+ dissect_sua_drn_label_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case GLOBAL_TITLE_PARAMETER_TAG:
+ dissect_sua_global_title_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case POINT_CODE_PARAMETER_TAG:
+ dissect_sua_point_code_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case SUBSYSTEM_NUMBER_PARAMETER_TAG:
+ dissect_sua_ssn_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case IPV4_ADDRESS_PARAMETER_TAG:
+ dissect_sua_ipv4_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case HOSTNAME_PARAMETER_TAG:
+ dissect_sua_hostname_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ case IPV6_ADDRESS_PARAMETER_TAG:
+ dissect_sua_ipv6_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ default:
+ dissect_sua_unknown_parameter(parameter_tvb, parameter_tree, parameter_item);
+ break;
+ };
+}
+
+static void
+dissect_sua_tlv_list(tvbuff_t *tlv_tvb, proto_tree *sua_tree, gint initial_offset)
+{
+ gint offset, length, padding_length, total_length;
+ tvbuff_t *parameter_tvb;
+
+ offset = initial_offset;
+
+ while(tvb_length_remaining(tlv_tvb, offset)) {
+ length = tvb_get_ntohs(tlv_tvb, offset + PARAMETER_LENGTH_OFFSET);
+ padding_length = nr_of_padding_bytes(length);
+ total_length = length + padding_length;
+ /* create a tvb for the parameter including the padding bytes */
+ parameter_tvb = tvb_new_subset(tlv_tvb, offset, total_length, total_length);
+ dissect_sua_parameter(parameter_tvb, sua_tree);
+ /* get rid of the handled parameter */
+ offset += total_length;
+ }
+}
+
+static void
+dissect_sua_message(tvbuff_t *message_tvb, packet_info *pinfo, proto_tree *sua_tree)
+{
+ tvbuff_t *common_header_tvb;
+
+ common_header_tvb = tvb_new_subset(message_tvb, COMMON_HEADER_OFFSET, COMMON_HEADER_LENGTH, COMMON_HEADER_LENGTH);
+ dissect_sua_common_header(common_header_tvb, pinfo, sua_tree);
+
+ if (sua_tree)
+ dissect_sua_tlv_list(message_tvb, sua_tree, COMMON_HEADER_LENGTH);
+}
+
+/* Support of Siemens Light Version starts here */
+#define SUAL_VERSION_LENGTH 1
+#define SUAL_SPARE_1_LENGTH 1
+#define SUAL_MESSAGE_TYPE_LENGTH 2
+#define SUAL_SUBSYSTEM_NUMBER_LENGTH 2
+#define SUAL_SPARE_2_LENGTH 2
+#define SUAL_MESSAGE_LENGTH_LENGTH 4
+#define SUAL_COMMON_HEADER_LENGTH (SUAL_VERSION_LENGTH + SUAL_SPARE_1_LENGTH + SUAL_MESSAGE_TYPE_LENGTH + \
+ SUAL_SUBSYSTEM_NUMBER_LENGTH + SUAL_SPARE_2_LENGTH + SUAL_MESSAGE_LENGTH_LENGTH)
+
+#define SUAL_VERSION_OFFSET 0
+#define SUAL_SPARE_1_OFFSET (SUAL_VERSION_OFFSET + SUAL_VERSION_LENGTH)
+#define SUAL_MESSAGE_TYPE_OFFSET (SUAL_SPARE_1_OFFSET + SUAL_SPARE_1_LENGTH)
+#define SUAL_SUBSYSTEM_NUMBER_OFFSET (SUAL_MESSAGE_TYPE_OFFSET + SUAL_MESSAGE_TYPE_LENGTH)
+#define SUAL_SPARE_2_OFFSET (SUAL_SUBSYSTEM_NUMBER_OFFSET + SUAL_SUBSYSTEM_NUMBER_LENGTH)
+#define SUAL_MESSAGE_LENGTH_OFFSET (SUAL_SPARE_2_OFFSET + SUAL_SPARE_2_LENGTH)
+
+/* SUAL message type coding */
+#define SUAL_MSG_CLDT 0x0501
+#define SUAL_MSG_CORE 0x0701
+#define SUAL_MSG_COAK_CC 0x0702
+#define SUAL_MSG_COAK_CREF 0x0712
+#define SUAL_MSG_RELRE 0x0703
+#define SUAL_MSG_RELCO 0x0704
+#define SUAL_MSG_CODT 0x0707
+#define SUAL_MSG_ERR 0x0000
+
+static const value_string sua_light_message_type_values[] = {
+ { SUAL_MSG_CLDT, "Connectionless Data Transfer (CLDT)"},
+ { SUAL_MSG_CORE, "Connection Request (CORE)"},
+ { SUAL_MSG_COAK_CC, "Connection Acknowledge (COAK_CC)"},
+ { SUAL_MSG_COAK_CREF, "Connection Acknowledge (COAK_CREF)"},
+ { SUAL_MSG_RELRE, "Release Request (RELRE)"},
+ { SUAL_MSG_RELCO, "Release Complete (RELCO)"},
+ { SUAL_MSG_CODT, "Connection Oriented Data Transfer (CODT)"},
+ { SUAL_MSG_ERR, "Error (ERR)"},
+ { 0, NULL}};
+
+static const value_string sua_light_message_type_acro_values[] = {
+ { SUAL_MSG_CLDT, "CLDT"},
+ { SUAL_MSG_CORE, "CORE"},
+ { SUAL_MSG_COAK_CC, "COAK_CC"},
+ { SUAL_MSG_COAK_CREF, "COAK_CREF"},
+ { SUAL_MSG_RELRE, "RELRE"},
+ { SUAL_MSG_RELCO, "RELCO"},
+ { SUAL_MSG_CODT, "CODT"},
+ { SUAL_MSG_ERR, "ERR"},
+ { 0, NULL}};
+
+
+/* SUAL Error Codes */
+#define SUAL_ERR_INVVERS 0x0001
+#define SUAL_ERR_INVSTRID 0x0005
+#define SUAL_ERR_INVMSGTYP 0x0006
+
+static const value_string sua_light_error_code_values[] = {
+ { SUAL_ERR_INVVERS, "Invalid Protocol Version"},
+ { SUAL_ERR_INVSTRID, "Invalid Stream Identifier"},
+ { SUAL_ERR_INVMSGTYP, "Invalid Message Type"},
+ { 0, NULL}};
+
+static void
+dissect_sua_light_common_header(tvbuff_t *common_header_tvb, packet_info *pinfo,
+ proto_tree *sual_tree, guint16 *subsystem_number)
+{
+ guint8 version, spare_1;
+ guint16 message_type, spare_2;
+ guint32 message_length;
+
+ /* Extract the common header */
+ version = tvb_get_guint8(common_header_tvb, SUAL_VERSION_OFFSET);
+ spare_1 = tvb_get_guint8(common_header_tvb, SUAL_SPARE_1_OFFSET);
+ message_type = tvb_get_ntohs(common_header_tvb, SUAL_MESSAGE_TYPE_OFFSET);
+ *subsystem_number = tvb_get_ntohs(common_header_tvb, SUAL_SUBSYSTEM_NUMBER_OFFSET);
+ spare_2 = tvb_get_ntohs(common_header_tvb, SUAL_SPARE_2_OFFSET);
+ message_length = tvb_get_ntohl(common_header_tvb, SUAL_MESSAGE_LENGTH_OFFSET);
+
+ if (check_col(pinfo->fd, COL_INFO)) {
+ col_append_str(pinfo->fd, COL_INFO, val_to_str(message_type, sua_light_message_type_acro_values, "Unknown"));
+ col_append_str(pinfo->fd, COL_INFO, " ");
+ };
+
+ if (sual_tree) {
+ /* add the components of the common header to the protocol tree */
+ proto_tree_add_uint(sual_tree, hf_sua_light_version, common_header_tvb, SUAL_VERSION_OFFSET, SUAL_VERSION_LENGTH, version);
+ proto_tree_add_uint(sual_tree, hf_sua_light_spare_1, common_header_tvb, SUAL_SPARE_1_OFFSET, SUAL_SPARE_1_LENGTH, spare_1);
+ proto_tree_add_uint(sual_tree, hf_sua_light_message_type, common_header_tvb, SUAL_MESSAGE_TYPE_OFFSET, SUAL_MESSAGE_TYPE_LENGTH,message_type);
+ proto_tree_add_uint(sual_tree, hf_sua_light_subsystem_number, common_header_tvb, SUAL_SUBSYSTEM_NUMBER_OFFSET, SUAL_SUBSYSTEM_NUMBER_LENGTH, *subsystem_number);
+ proto_tree_add_uint(sual_tree, hf_sua_light_spare_2, common_header_tvb, SUAL_SPARE_2_OFFSET, SUAL_SPARE_2_LENGTH, spare_2);
+ proto_tree_add_uint(sual_tree, hf_sua_light_message_length, common_header_tvb, SUAL_MESSAGE_LENGTH_OFFSET, SUAL_MESSAGE_LENGTH_LENGTH, message_length);
+ };
+}
+
+static void
+dissect_sua_light_payload(tvbuff_t *payload_tvb, packet_info *pinfo,
+ guint16 subsystem_number, proto_tree *sual_tree, proto_tree *tree)
+{
+ guint payload_length = tvb_length(payload_tvb);
+
+ /* do lookup with the subdissector table */
+ if ( ! dissector_try_port (sua_light_dissector_table, subsystem_number, payload_tvb, pinfo, tree))
+ {
+ if (sual_tree)
+ proto_tree_add_text(sual_tree, payload_tvb, 0, payload_length, "Payload: %u byte%s", payload_length, plurality(payload_length, "", "s"));
+ }
+}
+
+static void
+dissect_sua_light_error_payload(tvbuff_t *payload_tvb, proto_tree *sual_tree)
+{
+ if (sual_tree)
+ proto_tree_add_item(sual_tree, hf_sua_light_error_code, payload_tvb, 0, 2, FALSE);
+}
+
+static void
+dissect_sua_light_message(tvbuff_t *message_tvb, packet_info *pinfo, proto_tree *sual_tree, proto_tree *tree)
+{
+ gint offset, payload_length;
+ guint16 subsystem_number;
+ guint16 message_type;
+ tvbuff_t *common_header_tvb;
+ tvbuff_t *payload_tvb;
+
+ offset = 0;
+ /* extract and process the common header */
+ common_header_tvb = tvb_new_subset(message_tvb, offset, SUAL_COMMON_HEADER_LENGTH, SUAL_COMMON_HEADER_LENGTH);
+ message_type = tvb_get_ntohs(common_header_tvb, SUAL_MESSAGE_TYPE_OFFSET);
+ dissect_sua_light_common_header(common_header_tvb, pinfo, sual_tree, &subsystem_number);
+ offset += SUAL_COMMON_HEADER_LENGTH;
+ payload_length = tvb_length(message_tvb) - SUAL_COMMON_HEADER_LENGTH;
+ if (payload_length != 0)
+ {
+ payload_tvb = tvb_new_subset(message_tvb, offset, payload_length, payload_length);
+ if (message_type != SUAL_MSG_ERR)
+ dissect_sua_light_payload(payload_tvb, pinfo, subsystem_number, sual_tree, tree);
+ else
+ dissect_sua_light_error_payload(payload_tvb, sual_tree);
+ }
+}
+
+static void
+dissect_sua(tvbuff_t *message_tvb, packet_info *pinfo, proto_tree *tree)
+{
+ proto_item *sua_item;
+ proto_tree *sua_tree;
+
+ /* make entry in the Protocol column on summary display */
+ switch(sua_version) {
+ case IETF_VERSION08:
+ if (check_col(pinfo->fd, COL_PROTOCOL))
+ col_set_str(pinfo->fd, COL_PROTOCOL, "SUA");
+ break;
+ case SIEMENS_VERSION:
+ if (check_col(pinfo->fd, COL_PROTOCOL))
+ col_set_str(pinfo->fd, COL_PROTOCOL, "SUA-Light");
+ break;
+ }
+
+ /* In the interest of speed, if "tree" is NULL, don't do any work not
+ necessary to generate protocol tree items. */
+ if (tree) {
+ /* create the sua protocol tree */
+ sua_item = proto_tree_add_item(tree, proto_sua, message_tvb, 0, tvb_length(message_tvb), FALSE);
+ sua_tree = proto_item_add_subtree(sua_item, ett_sua);
+ } else {
+ sua_tree = NULL;
+ };
+
+ /* dissect the message */
+ switch(sua_version) {
+ case IETF_VERSION08:
+ dissect_sua_message(message_tvb, pinfo, sua_tree);
+ break;
+ case SIEMENS_VERSION:
+ dissect_sua_light_message(message_tvb, pinfo, sua_tree, tree);
+ break;
+ }
+}
+
+/* Register the protocol with Ethereal */
+void
+proto_register_sua(void)
+{
+
+ /* Setup list of header fields */
+ static hf_register_info hf[] = {
+ { &hf_sua_version,
+ { "Version", "sua.version",
+ FT_UINT8, BASE_DEC, VALS(sua_protocol_version_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_reserved,
+ { "Reserved", "sua.reserved",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_message_class,
+ { "Message Class", "sua.message_class",
+ FT_UINT8, BASE_DEC, VALS(sua_message_class_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_message_type,
+ { "Message Type", "sua.message_type",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_message_length,
+ { "Message Length", "sua.message_length",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_parameter_tag,
+ { "Parameter Tag", "sua.parameter_tag",
+ FT_UINT16, BASE_HEX, VALS(sua_parameter_tag_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_parameter_length,
+ { "Parameter Length", "sua.parameter_length",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_parameter_value,
+ { "Parameter Value", "sua.parameter_value",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_parameter_padding,
+ { "Padding", "sua.parameter_padding",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_data_padding,
+ { "Padding", "sua.data.padding",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_info_string,
+ { "Info string", "sua.info_string.string",
+ FT_STRING, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_info_string_padding,
+ { "Padding", "sua.info_string.padding",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_routing_context,
+ { "Routing context", "sua.routing_context.context",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_diagnostic_information_info,
+ { "Diagnostic Information", "sua.diagnostic_information.info",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_diagnostic_information_padding,
+ { "Padding", "sua.diagnostic_information.padding",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_heartbeat_data,
+ { "Heratbeat Data", "sua.heartbeat.data",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_heartbeat_padding,
+ { "Padding", "sua.heartbeat.padding",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_traffic_mode_type,
+ { "Traffic mode Type", "sua.traffic_mode_type.type",
+ FT_UINT32, BASE_DEC, VALS(sua_traffic_mode_type_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_error_code,
+ { "Error code", "sua.error_code.code",
+ FT_UINT32, BASE_DEC, VALS(sua_error_code_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_status_type,
+ { "Status type", "sua.status.type",
+ FT_UINT16, BASE_DEC, VALS(sua_status_type_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_status_info,
+ { "Status info", "sua.status.info",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_congestion_level,
+ { "Congestion Level", "sua.congestion_level.level",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_asp_identifier,
+ { "ASP Identifier", "sua.asp_identifier.id",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_mask,
+ { "Mask", "sua.affected_point_code.mask",
+ FT_UINT8, BASE_HEX, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_dpc,
+ { "Affected DPC", "sua.affected_pointcode.dpc",
+ FT_UINT24, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_ss7_hop_counter_counter,
+ { "SS7 Hop Counter", "sua.ss7_hop_counter.counter",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_ss7_hop_counter_reserved,
+ { "Reserved", "sua.ss7_hop_counter.reserved",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_source_address_routing_indicator,
+ { "Routing Indicator", "sua.source_address.routing_indicator",
+ FT_UINT16, BASE_DEC, VALS(sua_routing_indicator_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_source_address_reserved_bits,
+ { "Reserved Bits", "sua.source_address.reserved_bits",
+ FT_UINT16, BASE_DEC, NULL, ADDRESS_RESERVED_BITMASK,
+ "", HFILL }
+ },
+ { &hf_sua_source_address_gt_bit,
+ { "Include GT", "sua.source_address.gt_bit",
+ FT_BOOLEAN, 16, NULL, ADDRESS_GT_BITMASK,
+ "", HFILL }
+ },
+ { &hf_sua_source_address_pc_bit,
+ { "Include PC", "sua.source_address.pc_bit",
+ FT_BOOLEAN, 16, NULL, ADDRESS_PC_BITMASK,
+ "", HFILL }
+ },
+ { &hf_sua_source_address_ssn_bit,
+ { "Include SSN", "sua.source_address.ssn_bit",
+ FT_BOOLEAN, 16, NULL, ADDRESS_SSN_BITMASK,
+ "", HFILL }
+ },
+ { &hf_sua_destination_address_routing_indicator,
+ { "Routing Indicator", "sua.destination_address.routing_indicator",
+ FT_UINT16, BASE_DEC, VALS(sua_routing_indicator_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_destination_address_reserved_bits,
+ { "Reserved Bits", "sua.destination_address.reserved_bits",
+ FT_UINT16, BASE_DEC, NULL, ADDRESS_RESERVED_BITMASK,
+ "", HFILL }
+ },
+ { &hf_sua_destination_address_gt_bit,
+ { "Include GT", "sua.destination_address.gt_bit",
+ FT_BOOLEAN, 16, NULL, ADDRESS_GT_BITMASK,
+ "", HFILL }
+ },
+ { &hf_sua_destination_address_pc_bit,
+ { "Include PC", "sua.destination_address.pc_bit",
+ FT_BOOLEAN, 16, NULL, ADDRESS_PC_BITMASK,
+ "", HFILL }
+ },
+ { &hf_sua_destination_address_ssn_bit,
+ { "Include SSN", "sua.destination_address.ssn_bit",
+ FT_BOOLEAN, 16, NULL, ADDRESS_SSN_BITMASK,
+ "", HFILL }
+ },
+ { &hf_sua_source_reference_number,
+ { "Source Reference Number", "sua.source_reference_number.number",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_destination_reference_number,
+ { "Destination Reference Number", "sua.destination_reference_number",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_cause_reserved,
+ { "Reserved", "sua.sccp_cause.reserved",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_cause_type,
+ { "Cause Type", "sua.sccp_cause.type",
+ FT_UINT8, BASE_HEX, VALS(sua_cause_type_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_cause_value,
+ { "Cause Value", "sua.sccp_cause.value",
+ FT_UINT8, BASE_HEX, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_sequence_number_reserved,
+ { "Reserved", "sua.sequence_number.reserved",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_sequence_number_rec_number,
+ { "Receive Sequence Number P(R)", "sua.sequence_number.receive_sequence_number",
+ FT_UINT8, BASE_DEC, NULL, SEQ_NUM_MASK,
+ "", HFILL }
+ },
+ { &hf_sua_sequence_number_more_data_bit,
+ { "More Data Bit", "sua.sequence_number.more_data_bit",
+ FT_BOOLEAN, 8, TFS(&sua_more_data_bit_value), MORE_DATA_BIT_MASK,
+ "", HFILL }
+ },
+ { &hf_sua_sequence_number_sent_number,
+ { "Sent Sequence Number P(S)", "sua.sequence_number.sent_sequence_number",
+ FT_UINT8, BASE_DEC, NULL, SEQ_NUM_MASK,
+ "", HFILL }
+ },
+ { &hf_sua_sequence_number_spare_bit,
+ { "Spare Bit", "sua.sequence_number.spare_bit",
+ FT_BOOLEAN, 8, NULL, SPARE_BIT_MASK,
+ "", HFILL }
+ },
+ { &hf_sua_receive_sequence_number_reserved,
+ { "Reserved", "sua.receive_sequence_number.reserved",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_receive_sequence_number_number,
+ { "Receive Sequence Number P(R)", "sua.receive_sequence_number.number",
+ FT_UINT8, BASE_DEC, NULL, SEQ_NUM_MASK,
+ "", HFILL }
+ },
+ { &hf_sua_receive_sequence_number_spare_bit,
+ { "Spare Bit", "sua.receive_sequence_number.spare_bit",
+ FT_BOOLEAN, 8, NULL, SPARE_BIT_MASK,
+ "", HFILL }
+ },
+ { &hf_sua_asp_capabilities_reserved,
+ { "Reserved", "sua.asp_capabilities.reserved",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_asp_capabilities_reserved_bits,
+ { "Reserved Bits", "sua.asp_capabilities.reserved_bits",
+ FT_UINT8, BASE_HEX, NULL, RESERVED_BITS_MASK,
+ "", HFILL }
+ },
+ { &hf_sua_asp_capabilities_a_bit,
+ { "Protocol Class 3", "sua.asp_capabilities.a_bit",
+ FT_BOOLEAN, 8, TFS(&sua_supported_bit_value), A_BIT_MASK,
+ "", HFILL }
+ },
+ { &hf_sua_asp_capabilities_b_bit,
+ { "Protocol Class 2", "sua.asp_capabilities.b_bit",
+ FT_BOOLEAN, 8, TFS(&sua_supported_bit_value), B_BIT_MASK,
+ "", HFILL }
+ },
+ { &hf_sua_asp_capabilities_c_bit,
+ { "Protocol Class 1", "sua.asp_capabilities.c_bit",
+ FT_BOOLEAN, 8, TFS(&sua_supported_bit_value), C_BIT_MASK,
+ "", HFILL }
+ },
+ { &hf_sua_asp_capabilities_d_bit,
+ { "Protocol Class 0", "sua.asp_capabilities.d_bit",
+ FT_BOOLEAN, 8, TFS(&sua_supported_bit_value), D_BIT_MASK,
+ "", HFILL }
+ },
+ { &hf_sua_asp_capabilities_interworking,
+ { "Interworking", "sua.asp_capabilities.interworking",
+ FT_UINT8, BASE_HEX, VALS(sua_interworking_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_credit,
+ { "Credit", "sua.credit.credit",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_cause,
+ { "Cause", "sua.cause_user.cause",
+ FT_UINT16, BASE_DEC, VALS(sua_cause_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_user,
+ { "User", "sua.cause_user.user",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_network_appearance,
+ { "Network Appearance", "sua.network_appearance.appearance",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_routing_key_identifier,
+ { "Local Routing Key Identifier", "sua.routing_key.identifier",
+ FT_UINT32, BASE_HEX, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_registration_result_routing_key_identifier,
+ { "Local Routing Key Identifier", "sua.registration_result.local_routing_key_identifier",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_registration_result_status,
+ { "Registration Status", "sua.registration_result.registration_status",
+ FT_UINT32, BASE_DEC, VALS(sua_registration_status_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_registration_result_routing_context,
+ { "Routing Context", "sua.registration_result.routing_context",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_deregistration_result_status,
+ { "Deregistration Status", "sua.deregistration_result.deregistration_status",
+ FT_UINT32, BASE_DEC, VALS(sua_deregistration_status_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_deregistration_result_routing_context,
+ { "Routing Context", "sua.deregistration_result.routing_context",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_correlation_id,
+ { "Correlation ID", "sua.correlation_id.identifier",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_importance_reserved,
+ { "Reserved", "sua.importance.reserved",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_importance,
+ { "Importance", "sua.importance.inportance",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_message_priority_reserved,
+ { "Reserved", "sua.message_priority.reserved",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_message_priority,
+ { "Message Priority", "sua.message_priority.priority",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_protocol_class_reserved,
+ { "Reserved", "sua.protcol_class.reserved",
+ FT_BYTES, BASE_HEX, NULL, 0x0,
+ "", HFILL }
+ },
+ {&hf_sua_return_on_error_bit,
+ { "Return On Error Bit", "sua.protocol_class.return_on_error_bit",
+ FT_BOOLEAN, 8, TFS(&sua_return_on_error_bit_value), RETURN_ON_ERROR_BIT_MASK,
+ "", HFILL }
+ },
+ {&hf_sua_protocol_class,
+ { "Protocol Class", "sua.protocol_class.class",
+ FT_UINT8, BASE_DEC, NULL, PROTOCOL_CLASS_MASK,
+ "", HFILL }
+ },
+ { &hf_sua_sequence_control,
+ { "Sequence Control", "sua.sequence_control.sequence_control",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ {&hf_sua_first_bit,
+ { "First Segment Bit", "sua.segmentation.first_bit",
+ FT_BOOLEAN, 8, TFS(&sua_first_bit_value), FIRST_BIT_MASK,
+ "", HFILL }
+ },
+ {&hf_sua_number_of_remaining_segments,
+ { "Number of Remaining Segments", "sua.segmentation.number_of_remaining_segments",
+ FT_UINT8, BASE_DEC, NULL, NUMBER_OF_SEGMENTS_MASK,
+ "", HFILL }
+ },
+ { &hf_sua_segmentation_reference,
+ { "Segmentation Reference", "sua.segmentation.reference",
+ FT_UINT24, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_smi_reserved,
+ { "Reserved", "sua.smi.reserved",
+ FT_BYTES, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_smi,
+ { "SMI", "sua.smi.smi",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_tid_label_start,
+ { "Start", "sua.tid_label.start",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_tid_label_end,
+ { "End", "sua.tid_label.end",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_tid_label_value,
+ { "Label Value", "sua.tid_label.value",
+ FT_UINT16, BASE_HEX, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_drn_label_start,
+ { "Start", "sua.drn_label.start",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_drn_label_end,
+ { "End", "sua.drn_label.end",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_drn_label_value,
+ { "Label Value", "sua.drn_label.value",
+ FT_UINT16, BASE_HEX, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_number_of_digits,
+ { "Number of Digits", "sua.global_title.number_of_digits",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_translation_type,
+ { "Translation Type", "sua.global_title.translation_type",
+ FT_UINT8, BASE_HEX, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_numbering_plan,
+ { "Numbering Plan", "sua.global_title.numbering_plan",
+ FT_UINT8, BASE_HEX, VALS(sua_numbering_plan_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_nature_of_address,
+ { "Nature of Address", "sua.global_title.nature_of_address",
+ FT_UINT8, BASE_HEX, VALS(sua_nature_of_address_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_nature_of_address,
+ { "Nature Of Address", "sua.global_title.nature_of_address",
+ FT_UINT8, BASE_HEX, VALS(sua_nature_of_address_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_global_title,
+ { "Global Title", "sua.global_title.signals",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_global_title_padding,
+ { "Padding", "sua.global_title.padding",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_point_code_mask,
+ { "Mask", "sua.point_code.mask",
+ FT_UINT8, BASE_HEX, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_point_code_dpc,
+ { "Point Code", "sua.point_code.pc",
+ FT_UINT24, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_ssn_reserved,
+ { "Reserved", "sua.ssn.reserved",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_ssn_number,
+ { "Subsystem Number", "sua.ssn.number",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ {&hf_sua_ipv4,
+ { "IP Version 4 address", "sua.ipv4.address",
+ FT_IPv4, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ {&hf_sua_hostname,
+ { "Hostname", "sua.hostname.name",
+ FT_STRING, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ {&hf_sua_hostname_padding,
+ { "Padding", "sua.hostname.padding",
+ FT_BYTES, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ {&hf_sua_ipv6,
+ { "IP Version 6 address", "sua.ipv6.address",
+ FT_IPv6, BASE_NONE, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_light_version,
+ { "Version", "sua.light.version",
+ FT_UINT8, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_light_spare_1,
+ { "Spare", "sua.light.spare_1",
+ FT_UINT8, BASE_HEX, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_light_message_type,
+ { "Message Type", "sua.light.message_type",
+ FT_UINT16, BASE_DEC, VALS(sua_light_message_type_values), 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_light_subsystem_number,
+ { "Subsystem number", "sua.light.subsystem_number",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_light_spare_2,
+ { "Spare", "sua.light.spare_2",
+ FT_UINT16, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_light_message_length,
+ { "Message length", "sua.light.message_length",
+ FT_UINT32, BASE_DEC, NULL, 0x0,
+ "", HFILL }
+ },
+ { &hf_sua_light_error_code,
+ { "Error Code", "sua.light.error_code",
+ FT_UINT16, BASE_HEX, VALS(&sua_light_error_code_values), 0x0,
+ "", HFILL }
+ }
+ };
+
+ /* Setup protocol subtree array */
+ static gint *ett[] = {
+ &ett_sua,
+ &ett_sua_parameter,
+ &ett_sua_source_address_indicator,
+ &ett_sua_destination_address_indicator,
+ &ett_sua_affected_destination,
+ &ett_sua_sequence_number_rec_number,
+ &ett_sua_sequence_number_sent_number,
+ &ett_sua_receive_sequence_number_number,
+ &ett_sua_protcol_classes,
+ &ett_sua_first_remaining,
+ &ett_sua_return_on_error_bit_and_protocol_class
+ };
+
+ static enum_val_t sua_options[] = {
+ { "Internet draft 8 version", IETF_VERSION08 },
+ { "SUA light (Siemens proprietary)", SIEMENS_VERSION },
+ { NULL, 0 }
+ };
+
+
+ /* Register the protocol name and description */
+ proto_sua = proto_register_protocol("SS7 SCCP-User Adaptation Layer", "SUA", "sua");
+
+ /* Required function calls to register the header fields and subtrees used */
+ proto_register_field_array(proto_sua, hf, array_length(hf));
+ proto_register_subtree_array(ett, array_length(ett));
+
+ sua_module = prefs_register_protocol(proto_sua, NULL);
+ sua_light_dissector_table = register_dissector_table("sual.subsystem_number");
+
+ prefs_register_enum_preference(sua_module,
+ "sua_version",
+ "SUA Version",
+ "SUA Version",
+ &sua_version,
+ sua_options, FALSE);
+};
+
+void
+proto_reg_handoff_sua(void)
+{
+ dissector_add("sctp.ppi", SUA_PAYLOAD_PROTO_ID, dissect_sua, proto_sua);
+ dissector_add("sctp.port", SCTP_PORT_SUA, dissect_sua, proto_sua);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 22:14:23 +0000