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Diffstat (limited to 'epan/dissectors/asn1/h245/packet-h245-template.c')
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diff --git a/epan/dissectors/asn1/h245/packet-h245-template.c b/epan/dissectors/asn1/h245/packet-h245-template.c
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+++ b/epan/dissectors/asn1/h245/packet-h245-template.c
@@ -0,0 +1,598 @@
+/* packet-h245_asn1.c
+ * Routines for h245 packet dissection
+ * Copyright 2004, Anders Broman <anders.broman@ericsson.com>
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ *
+ * To quote the author of the previous H245 dissector:
+ * "This is a complete replacement of the previous limitied dissector
+ * that Ronnie was crazy enough to write by hand. It was a lot of time
+ * to hack it by hand, but it is incomplete and buggy and it is good when
+ * it will go away."
+ * Ronnie did a great job and all the VoIP users had made good use of it!
+ * Credit to Tomas Kukosa for developing the asn2wrs compiler.
+ *
+ */
+
+#include "config.h"
+
+#include <epan/packet.h>
+#include <epan/exceptions.h>
+#include <epan/strutil.h>
+#include <epan/addr_resolv.h>
+#include <epan/prefs.h>
+#include <epan/t35.h>
+#include <epan/oids.h>
+#include <epan/asn1.h>
+#include <epan/proto_data.h>
+#include <epan/tap.h>
+#include <wsutil/pint.h>
+#include "packet-tpkt.h"
+#include "packet-per.h"
+#include "packet-h323.h"
+#include "packet-h245.h"
+#include "packet-rtp.h"
+#include "packet-rtcp.h"
+#include "packet-t38.h"
+
+#define PNAME "MULTIMEDIA-SYSTEM-CONTROL"
+#define PSNAME "H.245"
+#define PFNAME "h245"
+
+void proto_register_h245(void);
+void proto_reg_handoff_h245(void);
+
+static dissector_handle_t rtcp_handle=NULL;
+static dissector_table_t nsp_object_dissector_table;
+static dissector_table_t nsp_h221_dissector_table;
+static dissector_table_t gef_name_dissector_table;
+static dissector_table_t gef_content_dissector_table;
+static dissector_handle_t h245_handle;
+static dissector_handle_t nsp_handle;
+static dissector_handle_t data_handle;
+static dissector_handle_t MultimediaSystemControlMessage_handle;
+static dissector_handle_t h263_handle = NULL;
+static dissector_handle_t amr_handle = NULL;
+
+static void init_h245_packet_info(h245_packet_info *pi);
+static int hf_h245_pdu_type = -1;
+static int hf_h245Manufacturer = -1;
+static int hf_h245_subMessageIdentifier_standard = -1;
+static int h245_tap = -1;
+static int h245dg_tap = -1;
+static int hf_h245_debug_dissector_try_string = -1;
+
+h245_packet_info *h245_pi=NULL;
+
+static gboolean h245_reassembly = TRUE;
+static gboolean h245_shorttypes = FALSE;
+static gboolean info_col_fmt_prepend = FALSE;
+
+#include "packet-h245-val.h"
+
+static const value_string h245_RequestMessage_short_vals[] = {
+ { RequestMessage_nonStandard , "NSM" },
+ { RequestMessage_masterSlaveDetermination , "MSD" },
+ { RequestMessage_terminalCapabilitySet , "TCS" },
+ { RequestMessage_openLogicalChannel , "OLC" },
+ { RequestMessage_closeLogicalChannel , "CLC" },
+ { RequestMessage_requestChannelClose , "RCC" },
+ { RequestMessage_multiplexEntrySend , "MES" },
+ { RequestMessage_requestMultiplexEntry , "RME" },
+ { RequestMessage_requestMode , "RM" },
+ { RequestMessage_roundTripDelayRequest , "RTDR" },
+ { RequestMessage_maintenanceLoopRequest , "MLR" },
+ { RequestMessage_communicationModeRequest , "CMR" },
+ { RequestMessage_conferenceRequest , "CR" },
+ { RequestMessage_multilinkRequest , "MR" },
+ { RequestMessage_logicalChannelRateRequest, "LCRR" },
+ { RequestMessage_genericRequest , "GR" },
+ { 0, NULL }
+};
+static const value_string h245_ResponseMessage_short_vals[] = {
+ { ResponseMessage_nonStandard , "NSM" },
+ { ResponseMessage_masterSlaveDeterminationAck , "MSDAck" },
+ { ResponseMessage_masterSlaveDeterminationReject, "MSDReject" },
+ { ResponseMessage_terminalCapabilitySetAck , "TCSAck" },
+ { ResponseMessage_terminalCapabilitySetReject , "TCSReject" },
+ { ResponseMessage_openLogicalChannelAck , "OLCAck" },
+ { ResponseMessage_openLogicalChannelReject , "OLCReject" },
+ { ResponseMessage_closeLogicalChannelAck , "CLCAck" },
+ { ResponseMessage_requestChannelCloseAck , "RCCAck" },
+ { ResponseMessage_requestChannelCloseReject , "RCCReject" },
+ { ResponseMessage_multiplexEntrySendAck , "MESAck" },
+ { ResponseMessage_multiplexEntrySendReject , "MESReject" },
+ { ResponseMessage_requestMultiplexEntryAck , "RMEAck" },
+ { ResponseMessage_requestMultiplexEntryReject , "RMEReject" },
+ { ResponseMessage_requestModeAck , "RMAck" },
+ { ResponseMessage_requestModeReject , "RMReject" },
+ { ResponseMessage_roundTripDelayResponse , "RTDResponse" },
+ { ResponseMessage_maintenanceLoopAck , "MLAck" },
+ { ResponseMessage_maintenanceLoopReject , "MLReject" },
+ { ResponseMessage_communicationModeResponse , "CMResponse" },
+ { ResponseMessage_conferenceResponse , "CResponse" },
+ { ResponseMessage_multilinkResponse , "MResponse" },
+ { ResponseMessage_logicalChannelRateAcknowledge , "LCRAck" },
+ { ResponseMessage_logicalChannelRateReject , "LCRReject" },
+ { ResponseMessage_genericResponse , "GR" },
+ { 0, NULL }
+};
+static const value_string h245_IndicationMessage_short_vals[] = {
+ { IndicationMessage_nonStandard , "NSM" },
+ { IndicationMessage_functionNotUnderstood , "FNU" },
+ { IndicationMessage_masterSlaveDeterminationRelease , "MSDRelease" },
+ { IndicationMessage_terminalCapabilitySetRelease , "TCSRelease" },
+ { IndicationMessage_openLogicalChannelConfirm , "OLCConfirm" },
+ { IndicationMessage_requestChannelCloseRelease , "RCCRelease" },
+ { IndicationMessage_multiplexEntrySendRelease , "MESRelease" },
+ { IndicationMessage_requestMultiplexEntryRelease , "RMERelease" },
+ { IndicationMessage_requestModeRelease , "RMRelease" },
+ { IndicationMessage_miscellaneousIndication , "MI" },
+ { IndicationMessage_jitterIndication , "JI" },
+ { IndicationMessage_h223SkewIndication , "H223SI" },
+ { IndicationMessage_newATMVCIndication , "NATMVCI" },
+ { IndicationMessage_userInput , "UII" },
+ { IndicationMessage_h2250MaximumSkewIndication , "H2250MSI" },
+ { IndicationMessage_mcLocationIndication , "MCLI" },
+ { IndicationMessage_conferenceIndication , "CI" },
+ { IndicationMessage_vendorIdentification , "VI" },
+ { IndicationMessage_functionNotSupported , "FNS" },
+ { IndicationMessage_multilinkIndication , "MultilinkIndication" },
+ { IndicationMessage_logicalChannelRateRelease , "LCRRelease" },
+ { IndicationMessage_flowControlIndication , "FCIndication" },
+ { IndicationMessage_mobileMultilinkReconfigurationIndication, "MMRI" },
+ { IndicationMessage_genericIndication , "GI" },
+ { 0, NULL }
+};
+static const value_string h245_CommandMessage_short_vals[] = {
+ { CommandMessage_nonStandard , "NSM" },
+ { CommandMessage_maintenanceLoopOffCommand , "MLOC" },
+ { CommandMessage_sendTerminalCapabilitySet , "STCS" },
+ { CommandMessage_encryptionCommand , "EC" },
+ { CommandMessage_flowControlCommand , "FCC" },
+ { CommandMessage_endSessionCommand , "ESC" },
+ { CommandMessage_miscellaneousCommand , "MC" },
+ { CommandMessage_communicationModeCommand , "CMC" },
+ { CommandMessage_conferenceCommand , "CC" },
+ { CommandMessage_h223MultiplexReconfiguration , "H223MR" },
+ { CommandMessage_newATMVCCommand , "NATMVCC" },
+ { CommandMessage_mobileMultilinkReconfigurationCommand, "MMRC" },
+ { CommandMessage_genericCommand , "GC" },
+ { 0, NULL }
+};
+
+static const value_string h245_AudioCapability_short_vals[] = {
+ { AudioCapability_nonStandard , "nonStd" },
+ { AudioCapability_g711Alaw64k , "g711A" },
+ { AudioCapability_g711Alaw56k , "g711A56k" },
+ { AudioCapability_g711Ulaw64k , "g711U" },
+ { AudioCapability_g711Ulaw56k , "g711U56k" },
+ { AudioCapability_g722_64k , "g722-64k" },
+ { AudioCapability_g722_56k , "g722-56k" },
+ { AudioCapability_g722_48k , "g722-48k" },
+ { AudioCapability_g7231 , "g7231" },
+ { AudioCapability_g728 , "g728" },
+ { AudioCapability_g729 , "g729" },
+ { AudioCapability_g729AnnexA , "g729A" },
+ { AudioCapability_is11172AudioCapability, "is11172" },
+ { AudioCapability_is13818AudioCapability, "is13818" },
+ { AudioCapability_g729wAnnexB , "g729B" },
+ { AudioCapability_g729AnnexAwAnnexB , "g729AB" },
+ { AudioCapability_g7231AnnexCCapability , "g7231C" },
+ { AudioCapability_gsmFullRate , "gsmFR" },
+ { AudioCapability_gsmHalfRate , "gsmHR" },
+ { AudioCapability_gsmEnhancedFullRate , "gsmEFR" },
+ { AudioCapability_genericAudioCapability, "generic" },
+ { AudioCapability_g729Extensions , "g729Ext" },
+ { AudioCapability_vbd , "vbd" },
+ { AudioCapability_audioTelephonyEvent , "audioTelEvent" },
+ { AudioCapability_audioTone , "audioTone" },
+ { 0, NULL }
+};
+
+/* To put the codec type only in COL_INFO when
+ an OLC is read */
+const char* codec_type = NULL;
+static guint32 rfc_number;
+
+typedef struct _unicast_addr_t {
+ address addr;
+ guint8 addr_buf[16];
+ guint32 port;
+} unicast_addr_t;
+
+typedef struct _channel_info_t {
+ gchar data_type_str[32];
+ unicast_addr_t *upcoming_addr;
+ unicast_addr_t media_addr;
+ unicast_addr_t media_control_addr;
+ unsigned int rfc2198;
+ gboolean srtp_flag;
+ gboolean is_video;
+} channel_info_t;
+
+typedef struct _olc_info_t {
+ guint16 fwd_lc_num;
+ channel_info_t fwd_lc;
+ channel_info_t rev_lc;
+} olc_info_t;
+
+static wmem_map_t* h245_pending_olc_reqs = NULL;
+static gboolean fast_start = FALSE;
+static olc_info_t *upcoming_olc = NULL;
+static channel_info_t *upcoming_channel = NULL;
+
+/* NonStandardParameter */
+static const char *nsiOID;
+static guint32 h221NonStandard;
+static guint32 t35CountryCode;
+static guint32 t35Extension;
+static guint32 manufacturerCode;
+
+static const value_string h245_RFC_number_vals[] = {
+ { 2190, "RFC 2190 - H.263 Video Streams" },
+ { 2198, "RFC 2198 - RTP Payload for Redundant Audio Data" },
+ { 2429, "RFC 2429 - 1998 Version of ITU-T Rec. H.263 Video (H.263+)" },
+ { 3016, "RFC 3016 - RTP Payload Format for MPEG-4 Audio/Visual Streams" },
+ { 3267, "RFC 3267 - Adaptive Multi-Rate (AMR) and Adaptive Multi-Rate Wideband (AMR-WB)" },
+ { 3984, "RFC 3984 - RTP Payload Format for H.264 Video" },
+ { 0, NULL }
+};
+
+/* Table 7/H.239 subMessageIdentifier values */
+static const value_string h245_h239subMessageIdentifier_vals[] = {
+ { 1, "flowControlReleaseRequest" },
+ { 2, "flowControlReleaseResponse" },
+ { 3, "presentationTokenRequest" },
+ { 4, "presentationTokenResponse" },
+ { 5, "presentationTokenRelease" },
+ { 6, "presentationTokenIndicateOwner" },
+ { 0, NULL }
+};
+
+
+/* h223 multiplex codes */
+static h223_set_mc_handle_t h223_set_mc_handle = NULL;
+h223_mux_element *h223_me=NULL;
+guint8 h223_mc=0;
+void h245_set_h223_set_mc_handle( h223_set_mc_handle_t handle )
+{
+ h223_set_mc_handle = handle;
+}
+
+/* h223 logical channels */
+typedef struct {
+ h223_lc_params *fw_channel_params;
+ h223_lc_params *rev_channel_params;
+} h223_pending_olc;
+
+static wmem_map_t* h223_pending_olc_reqs[] = { NULL, NULL };
+static dissector_handle_t h245_lc_dissector;
+static guint16 h245_lc_temp;
+static guint16 h223_fw_lc_num;
+static guint16 h223_rev_lc_num;
+static h223_lc_params *h223_lc_params_temp;
+static h223_lc_params *h223_fw_lc_params;
+static h223_lc_params *h223_rev_lc_params;
+static h223_add_lc_handle_t h223_add_lc_handle = NULL;
+
+static void h223_lc_init( void )
+{
+ h223_lc_params_temp = NULL;
+ h245_lc_dissector = NULL;
+ h223_fw_lc_num = 0;
+}
+
+void h245_set_h223_add_lc_handle( h223_add_lc_handle_t handle )
+{
+ h223_add_lc_handle = handle;
+}
+
+static const gchar *gen_olc_key(guint16 lc_num, address *dst_addr, address *src_addr, wmem_allocator_t *scope)
+{
+ return wmem_strdup_printf(scope, "%s/%s/%u",
+ address_to_str(scope, dst_addr),
+ address_to_str(scope, src_addr),
+ lc_num);
+}
+
+static void update_unicast_addr(unicast_addr_t *req_addr, unicast_addr_t *ack_addr)
+{
+ if (ack_addr->addr.type!=AT_NONE && ack_addr->port!=0) {
+ memcpy(req_addr->addr_buf, ack_addr->addr_buf, sizeof(req_addr->addr_buf));
+ set_address(&req_addr->addr, ack_addr->addr.type, ack_addr->addr.len, req_addr->addr_buf);
+ req_addr->port = ack_addr->port;
+ }
+}
+
+static void h245_setup_channels(packet_info *pinfo, channel_info_t *upcoming_channel_lcl)
+{
+ rtp_dyn_payload_t *rtp_dyn_payload = NULL;
+ struct srtp_info *dummy_srtp_info = NULL;
+
+ if (!upcoming_channel_lcl) return;
+
+ /* T.38 */
+ if (!strcmp(upcoming_channel_lcl->data_type_str, "t38fax")) {
+ if (upcoming_channel_lcl->media_addr.addr.type!=AT_NONE && upcoming_channel_lcl->media_addr.port!=0) {
+ t38_add_address(pinfo, &upcoming_channel_lcl->media_addr.addr,
+ upcoming_channel_lcl->media_addr.port, 0,
+ "H245", pinfo->num);
+ }
+ return;
+ }
+
+ /* (S)RTP, (S)RTCP */
+ if (upcoming_channel_lcl->rfc2198 > 0) {
+ rtp_dyn_payload = rtp_dyn_payload_new();
+ rtp_dyn_payload_insert(rtp_dyn_payload, upcoming_channel_lcl->rfc2198, "red", 8000, 1);
+ }
+
+ if (upcoming_channel_lcl->srtp_flag) {
+ dummy_srtp_info = wmem_new0(wmem_file_scope(), struct srtp_info);
+ }
+
+ /* DEBUG ws_warning("h245_setup_channels media_addr.addr.type %u port %u",upcoming_channel_lcl->media_addr.addr.type, upcoming_channel_lcl->media_addr.port );
+ */
+ if (upcoming_channel_lcl->media_addr.addr.type!=AT_NONE && upcoming_channel_lcl->media_addr.port!=0) {
+ srtp_add_address(pinfo, PT_UDP, &upcoming_channel_lcl->media_addr.addr,
+ upcoming_channel_lcl->media_addr.port, 0,
+ "H245", pinfo->num, upcoming_channel_lcl->is_video , rtp_dyn_payload, dummy_srtp_info, NULL);
+ }
+ if (upcoming_channel_lcl->media_control_addr.addr.type!=AT_NONE && upcoming_channel_lcl->media_control_addr.port!=0 && rtcp_handle) {
+ srtcp_add_address(pinfo, &upcoming_channel_lcl->media_control_addr.addr,
+ upcoming_channel_lcl->media_control_addr.port, 0,
+ "H245", pinfo->num, dummy_srtp_info);
+ }
+}
+
+/* Prints formated information column of h245 messages. Note that global variables
+ * "h245_shorttypes" and "info_col_fmt_prepend" are used to decide formating preferences */
+static void print_info_column(column_info *cinfo, const gint32 *value,
+ const value_string *msg_vals, const value_string *short_msg_vals)
+{
+ const value_string *vals;
+
+ if (h245_shorttypes == FALSE || short_msg_vals == NULL) {
+ vals = msg_vals;
+ } else {
+ vals = short_msg_vals;
+ }
+
+ if (info_col_fmt_prepend == FALSE) {
+ col_append_fstr(cinfo, COL_INFO, "%s ", val_to_str_const(*value, vals, "<unknown>"));
+ } else {
+ col_prepend_fstr(cinfo, COL_INFO, "%s ", val_to_str_const(*value, vals, "<unknown>"));
+ }
+}
+
+/* Initialize the protocol and registered fields */
+static int proto_h245 = -1;
+#include "packet-h245-hf.c"
+
+/* Initialize the subtree pointers */
+static int ett_h245 = -1;
+static int ett_h245_returnedFunction = -1;
+#include "packet-h245-ett.c"
+
+/* Forward declarations */
+static int dissect_h245_MultimediaSystemControlMessage(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_);
+static void reset_h245_pi(void *dummy _U_)
+{
+ h245_pi = NULL; /* Make sure we don't leave pinfo->pool memory lying around */
+}
+
+#include "packet-h245-fn.c"
+
+static int
+dissect_h245(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void* data _U_)
+{
+ /*
+ * MultimediaSystemControlMessage_handle is the handle for
+ * dissect_h245_h245, so we don't want to do any h245_pi or tap stuff here.
+ */
+ dissect_tpkt_encap(tvb, pinfo, parent_tree, h245_reassembly, MultimediaSystemControlMessage_handle);
+ return tvb_captured_length(tvb);
+}
+
+
+static int
+dissect_h245_h245(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void* data _U_)
+{
+ proto_item *it;
+ proto_tree *tr;
+ guint32 offset=0;
+ asn1_ctx_t asn1_ctx;
+
+ fast_start = FALSE;
+ /* Clean up from any previous packet dissection */
+ upcoming_olc = NULL;
+ upcoming_channel = NULL;
+ codec_type = NULL;
+
+ col_set_str(pinfo->cinfo, COL_PROTOCOL, PSNAME);
+
+ it=proto_tree_add_protocol_format(parent_tree, proto_h245, tvb, 0, -1, PSNAME);
+ tr=proto_item_add_subtree(it, ett_h245);
+
+ /* assume that whilst there is more tvb data, there are more h245 commands */
+ while ( tvb_reported_length_remaining( tvb, offset>>3 )>0 ){
+ CLEANUP_PUSH(reset_h245_pi, NULL);
+ h245_pi=wmem_new(pinfo->pool, h245_packet_info);
+ init_h245_packet_info(h245_pi);
+ asn1_ctx_init(&asn1_ctx, ASN1_ENC_PER, TRUE, pinfo);
+ offset = dissect_h245_MultimediaSystemControlMessage(tvb, offset, &asn1_ctx, tr, hf_h245_pdu_type);
+ tap_queue_packet(h245dg_tap, pinfo, h245_pi);
+ offset = (offset+0x07) & 0xfffffff8;
+ CLEANUP_CALL_AND_POP;
+ }
+ return tvb_captured_length(tvb);
+}
+
+void
+dissect_h245_FastStart_OLC(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, char *codec_str) {
+
+ fast_start = TRUE;
+ /* Clean up from any previous packet dissection */
+ upcoming_olc = NULL;
+ upcoming_channel = NULL;
+ codec_type = NULL;
+
+ dissect_OpenLogicalChannel_PDU(tvb, pinfo, tree, NULL);
+
+ if (h245_pi != NULL)
+ h245_pi->msg_type = H245_OpenLogChn;
+
+ if (codec_str && codec_type){
+ (void) g_strlcpy(codec_str, codec_type, 50);
+ }
+
+}
+
+/*--- proto_register_h245 -------------------------------------------*/
+void proto_register_h245(void) {
+
+ /* List of fields */
+ static hf_register_info hf[] = {
+ { &hf_h245_pdu_type,
+ { "PDU Type", "h245.pdu_type", FT_UINT32, BASE_DEC,
+ VALS(h245_MultimediaSystemControlMessage_vals), 0, "Type of H.245 PDU", HFILL }},
+ { &hf_h245Manufacturer,
+ { "H.245 Manufacturer", "h245.Manufacturer", FT_UINT32, BASE_HEX,
+ VALS(H221ManufacturerCode_vals), 0, "h245.H.221 Manufacturer", HFILL }},
+ { &hf_h245_subMessageIdentifier_standard,
+ { "subMessageIdentifier", "h245.subMessageIdentifier.standard",
+ FT_UINT32, BASE_DEC, VALS(h245_h239subMessageIdentifier_vals), 0,
+ NULL, HFILL }},
+ { &hf_h245_debug_dissector_try_string,
+ { "*** DEBUG dissector_try_string", "h245.debug.dissector_try_string", FT_STRING, BASE_NONE,
+ NULL, 0, NULL, HFILL }},
+
+#include "packet-h245-hfarr.c"
+ };
+
+ /* List of subtrees */
+ static gint *ett[] = {
+ &ett_h245,
+ &ett_h245_returnedFunction,
+#include "packet-h245-ettarr.c"
+ };
+ module_t *h245_module;
+
+ /* Register protocol */
+ proto_h245 = proto_register_protocol(PNAME, PSNAME, PFNAME);
+ h223_pending_olc_reqs[P2P_DIR_SENT] = wmem_map_new_autoreset(wmem_epan_scope(), wmem_file_scope(), g_direct_hash, g_direct_equal );
+ h223_pending_olc_reqs[P2P_DIR_RECV] = wmem_map_new_autoreset(wmem_epan_scope(), wmem_file_scope(), g_direct_hash, g_direct_equal );
+ h245_pending_olc_reqs = wmem_map_new_autoreset(wmem_epan_scope(), wmem_file_scope(), wmem_str_hash, g_str_equal);
+
+ register_init_routine(h223_lc_init);
+ /* Register fields and subtrees */
+ proto_register_field_array(proto_h245, hf, array_length(hf));
+ proto_register_subtree_array(ett, array_length(ett));
+
+ /* From Ronnie Sahlbergs original H245 dissector */
+
+ h245_module = prefs_register_protocol(proto_h245, NULL);
+ prefs_register_bool_preference(h245_module, "reassembly",
+ "Reassemble H.245 messages spanning multiple TCP segments",
+ "Whether the H.245 dissector should reassemble messages spanning multiple TCP segments."
+ " To use this option, you must also enable \"Allow subdissectors to reassemble TCP streams\" in the TCP protocol settings.",
+ &h245_reassembly);
+ prefs_register_bool_preference(h245_module, "shorttypes",
+ "Show short message types",
+ "Whether the dissector should show short names or the long names from the standard",
+ &h245_shorttypes);
+ prefs_register_bool_preference(h245_module, "prepand",
+ "Show h245 info in reversed order",
+ "Whether the dissector should print items of h245 Info column in reversed order",
+ &info_col_fmt_prepend);
+ MultimediaSystemControlMessage_handle = register_dissector("h245dg", dissect_h245_h245, proto_h245);
+ h245_handle = register_dissector("h245", dissect_h245, proto_h245);
+
+ nsp_object_dissector_table = register_dissector_table("h245.nsp.object", "H.245 NonStandardParameter (object)", proto_h245, FT_STRING, STRING_CASE_SENSITIVE);
+ nsp_h221_dissector_table = register_dissector_table("h245.nsp.h221", "H.245 NonStandardParameter (h221)", proto_h245, FT_UINT32, BASE_HEX);
+ gef_name_dissector_table = register_dissector_table("h245.gef.name", "H.245 Generic Extensible Framework Name", proto_h245, FT_STRING, STRING_CASE_SENSITIVE);
+ gef_content_dissector_table = register_dissector_table("h245.gef.content", "H.245 Generic Extensible Framework Content", proto_h245, FT_STRING, STRING_CASE_SENSITIVE);
+
+ h245_tap = register_tap("h245");
+ h245dg_tap = register_tap("h245dg");
+
+ oid_add_from_string("h239ControlCapability","0.0.8.239.1.1");
+ oid_add_from_string("h239ExtendedVideoCapability","0.0.8.239.1.2");
+ oid_add_from_string("generic-message","0.0.8.239.2");
+ oid_add_from_string("h245 version 3","0.0.8.245.0.3");
+ oid_add_from_string("h245 version 4","0.0.8.245.0.4");
+ oid_add_from_string("h245 version 5","0.0.8.245.0.5");
+ oid_add_from_string("h245 version 6","0.0.8.245.0.6");
+ oid_add_from_string("h245 version 7","0.0.8.245.0.7");
+ oid_add_from_string("h245 version 8","0.0.8.245.0.8");
+ oid_add_from_string("h245 version 9","0.0.8.245.0.9");
+ oid_add_from_string("h245 version 10","0.0.8.245.0.10");
+ oid_add_from_string("h245 version 11","0.0.8.245.0.11");
+ oid_add_from_string("h245 version 12","0.0.8.245.0.12");
+ oid_add_from_string("h245 version 13","0.0.8.245.0.13");
+ /* This capability is defined in Annex E. */
+ oid_add_from_string("ISO/IEC 14496-2 MPEG-4 video","0.0.8.245.1.0.0");
+ /* This capability is defined in Annex H. */
+ oid_add_from_string("ISO/IEC 14496-3 MPEG-4 audio","0.0.8.245.1.1.0");
+ /* This capability is defined in Annex I. */
+ oid_add_from_string("AMR","0.0.8.245.1.1.1");
+ /* This capability is defined in Annex J. */
+ oid_add_from_string("acelp","0.0.8.245.1.1.2");
+ /* This capability is defined in Annex K. */
+ oid_add_from_string("us1","0.0.8.245.1.1.3");
+ /* This capability is defined in Annex L. */
+ oid_add_from_string("is127evrc","0.0.8.245.1.1.4");
+ /* This capability is defined in Annex M. */
+ oid_add_from_string("ISO/IEC 13818-7","0.0.8.245.1.1.5");
+ /* This capability is defined in Annex N. */
+ oid_add_from_string("rfc3389","0.0.8.245.1.1.6");
+ /* This capability is defined in Annex O. */
+ oid_add_from_string("L-16","0.0.8.245.1.1.7");
+ /* This capability is defined in Annex P. */
+ oid_add_from_string("bounded-audio-stream","0.0.8.245.1.1.8");
+ /* This capability is defined in Annex R. */
+ oid_add_from_string("AMR-NB","0.0.8.245.1.1.9");
+ /* This capability is defined in Annex R. */
+ oid_add_from_string("AMR-WB","0.0.8.245.1.1.10");
+ /* This capability is defined in Annex S. */
+ oid_add_from_string("ilbc","0.0.8.245.1.1.11");
+
+ oid_add_from_string("ISO/IEC 14496-1","0.0.8.245.1.2.0");
+ oid_add_from_string("Nx64","0.0.8.245.1.2.1");
+ oid_add_from_string("logical-channel-bit-ratemanagement","0.0.8.245.1.3.0");
+
+ oid_add_from_string("h264 generic-capabilities","0.0.8.241.0.0.1");
+ oid_add_from_string("iPpacketization_h241AnnexA(single NAL unit mode)","0.0.8.241.0.0.0.0");
+ oid_add_from_string("iPpacketization_RFC3984NonInterleaved","0.0.8.241.0.0.0.1");
+ oid_add_from_string("iPpacketization_RFC3984Interleaved","0.0.8.241.0.0.0.2");
+}
+
+
+/*--- proto_reg_handoff_h245 ---------------------------------------*/
+void proto_reg_handoff_h245(void) {
+ rtcp_handle = find_dissector("rtcp");
+ data_handle = find_dissector("data");
+ h263_handle = find_dissector("h263data");
+ amr_handle = find_dissector("amr_if2_nb");
+
+
+ dissector_add_for_decode_as_with_preference("tcp.port", h245_handle);
+ dissector_add_for_decode_as_with_preference("udp.port", MultimediaSystemControlMessage_handle);
+}
+
+static void init_h245_packet_info(h245_packet_info *pi)
+{
+ if(pi == NULL) {
+ return;
+ }
+
+ pi->msg_type = H245_OTHER;
+ pi->frame_label[0] = '\0';
+ snprintf(pi->comment, sizeof(pi->comment), "H245 ");
+}
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-17 00:20:40 +0000