Added dissection of some packages Property ID:s
svn path=/trunk/; revision=12228
This commit is contained in:
Anders Broman
parent
27697f7852
commit
f7a201530c
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@ -1,6 +1,6 @@
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/* Do not modify this file. */
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/* It is created automatically by the ASN.1 to Ethereal dissector compiler */
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/* ./packet-h248.c */
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/* .\packet-h248.c */
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/* ../../tools/asn2eth.py -X -b -e -p h248 -c h248.cnf -s packet-h248-template MEGACO.asn */
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/* Input file: packet-h248-template.c */
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@ -43,6 +43,8 @@
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#include "packet-ber.h"
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#include "packet-h248.h"
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#include "packet-isup.h"
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#include "packet-q931.h"
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#define PNAME "H.248 MEGACO"
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#define PSNAME "H248"
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@ -52,10 +54,16 @@
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#define GATEWAY_CONTROL_PROTOCOL_USER_ID 14
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/* Initialize the protocol and registered fields */
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static int proto_h248 = -1;
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static int hf_h248_mtpaddress_ni = -1;
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static int hf_h248_mtpaddress_pc = -1;
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static int hf_h248_package_name = -1;
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static int proto_h248 = -1;
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static int proto_h248_annex_C = -1;
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static int hf_h248_mtpaddress_ni = -1;
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static int hf_h248_mtpaddress_pc = -1;
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static int hf_h248_package_name = -1;
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static int hf_h248_package_bcp_BNCChar_PDU = -1;
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static int hf_h248_package_annex_C_TMR = -1;
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static int hf_h248_package_annex_C_USI = -1;
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static int hf_h248_package_annex_C_NSAP = -1;
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static int hf_h248_package_annex_C_BIR = -1;
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/*--- Included file: packet-h248-hf.c ---*/
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@ -629,6 +637,63 @@ static const value_string package_name_vals[] = {
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{0, NULL}
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};
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static void
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dissect_h248_annex_C_PDU(gboolean implicit_tag, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, guint16 name_minor) {
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int offset = 0;
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tvbuff_t *new_tvb;
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switch ( name_minor ){
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case 0x1001: /* Media */
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proto_tree_add_text(tree, tvb, offset, -1,"Media");
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break;
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case 0x3002: /* BIR */
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offset = dissect_ber_octet_string(implicit_tag, pinfo, tree, tvb, offset, hf_h248_package_annex_C_BIR, &new_tvb);
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break;
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case 0x3003: /* NSAP */
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offset = dissect_ber_octet_string(implicit_tag, pinfo, tree, tvb, offset, hf_h248_package_annex_C_NSAP, &new_tvb);
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dissect_nsap(new_tvb, 0,tvb_length_remaining(new_tvb, 0), tree);
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break;
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case 0x9001: /* TMR */
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offset = dissect_ber_integer(pinfo, tree, tvb, offset, hf_h248_package_annex_C_TMR, NULL);
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break;
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case 0x9023: /* User Service Information */
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offset = dissect_ber_octet_string(implicit_tag, pinfo, tree, tvb, offset, hf_h248_package_annex_C_USI, &new_tvb);
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dissect_q931_bearer_capability_ie(new_tvb, 0, 3, tree);
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break;
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default:
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proto_tree_add_text(tree, tvb, offset, -1,"PropertyID not decoded(yet) 0x%x",name_minor);
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break;
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}
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}
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static const value_string BNCChar_vals[] = {
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{ 1, "aal1" },
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{ 2, "aal2" },
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{ 3, "aal1struct" },
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{ 4, "ipRtp" },
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{ 5, "tdm" },
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{ 0, NULL }
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};
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static void
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dissect_h248_package_data(gboolean implicit_tag, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree,guint16 name_major, guint16 name_minor){
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guint offset=0;
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switch ( name_major ){
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case 0x0000: /* Media stream properties H.248.1 Annex C */
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dissect_h248_annex_C_PDU(implicit_tag, tvb, pinfo, tree, name_minor);
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break;
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case 0x0001: /* g H.248.1 Annex E */
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proto_tree_add_text(tree, tvb, 0, tvb_length_remaining(tvb, offset), "H.248: Dissector for Package/ID:0x%04x not implemented (yet).", name_major);
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break;
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case 0x001e: /* g H.248.1 Annex E */
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offset = dissect_ber_integer(pinfo, tree, tvb, offset, hf_h248_package_bcp_BNCChar_PDU, NULL);
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break;
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default:
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proto_tree_add_text(tree, tvb, 0, tvb_length_remaining(tvb, offset), "H.248: Dissector for Package/ID:0x%04x not implemented (yet).", name_major);
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break;
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}
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}
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static guint32 packageandid;
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static int
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@ -660,10 +725,13 @@ dissect_h248_PkgdName(gboolean implicit_tag, tvbuff_t *tvb, int offset, packet_i
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static int
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dissect_h248_PropertyID(gboolean implicit_tag, tvbuff_t *tvb, int offset, packet_info *pinfo, proto_tree *tree, int hf_index) {
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guint8 class;
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gboolean pc, ind;
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guint32 tag;
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guint32 len;
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guint16 name_major;
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guint16 name_minor;
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int old_offset, end_offset;
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tvbuff_t *next_tvb;
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@ -679,14 +747,17 @@ dissect_h248_PropertyID(gboolean implicit_tag, tvbuff_t *tvb, int offset, packet
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}
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next_tvb = tvb_new_subset(tvb, offset, len, len);
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if(!dissector_try_port(h248_package_bin_dissector_table, packageandid, next_tvb, pinfo, tree)){
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next_tvb = tvb_new_subset(tvb, offset , len , len );
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name_major = packageandid >> 16;
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name_minor = packageandid & 0xffff;
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/*
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if(!dissector_try_port(h248_package_bin_dissector_table, name_major, next_tvb, pinfo, tree)){
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proto_tree_add_text(tree, next_tvb, 0, tvb_length_remaining(tvb, offset), "H.248: Dissector for Package/ID:0x%08x not implemented (yet).", packageandid);
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offset = dissect_ber_octet_string(implicit_tag, pinfo, tree, tvb, old_offset, hf_index, NULL);
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}
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*/
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dissect_h248_package_data(implicit_tag, next_tvb, pinfo, tree, name_major, name_minor);
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return end_offset;
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}
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@ -4000,6 +4071,8 @@ dissect_h248(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
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}
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/*--- proto_register_h248 ----------------------------------------------*/
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void proto_register_h248(void) {
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@ -4014,6 +4087,27 @@ void proto_register_h248(void) {
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{ &hf_h248_package_name, {
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"Package", "h248.package_name", FT_UINT32, BASE_HEX,
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VALS(package_name_vals), 0, "Package", HFILL }},
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{ &hf_h248_package_bcp_BNCChar_PDU,
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{ "BNCChar", "h248.package_bcp.BNCChar",
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FT_UINT32, BASE_DEC, VALS(BNCChar_vals), 0,
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"BNCChar", HFILL }},
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{ &hf_h248_package_annex_C_TMR,
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{ "TMR", "h248.package_annex_C.TMR",
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FT_UINT32, BASE_DEC, VALS(isup_transmission_medium_requirement_value), 0,
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"BNCChar", HFILL }},
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{ &hf_h248_package_annex_C_USI,
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{ "USI", "h248.package_annex_C.USI",
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FT_BYTES, BASE_HEX, NULL, 0,
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"User Service Information", HFILL }},
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{ &hf_h248_package_annex_C_BIR,
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{ "BIR", "h248.package_annex_C.BIR",
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FT_BYTES, BASE_HEX, NULL, 0,
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"BIR", HFILL }},
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{ &hf_h248_package_annex_C_NSAP,
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{ "NSAP", "h248.package_annex_C.NSAP",
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FT_BYTES, BASE_HEX, NULL, 0,
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"NSAP", HFILL }},
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/*--- Included file: packet-h248-hfarr.c ---*/
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@ -5219,7 +5313,6 @@ void proto_register_h248(void) {
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/* Register protocol */
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proto_h248 = proto_register_protocol(PNAME, PSNAME, PFNAME);
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register_dissector("h248", dissect_h248, proto_h248);
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/* Register fields and subtrees */
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@ -5227,7 +5320,7 @@ void proto_register_h248(void) {
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proto_register_subtree_array(ett, array_length(ett));
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/* register a dissector table packages can attach to */
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h248_package_bin_dissector_table = register_dissector_table("h248.package.bin", "Binary H.248 Package Dissectors", FT_UINT32, BASE_HEX);
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h248_package_bin_dissector_table = register_dissector_table("h248.package.bin", "Binary H.248 Package Dissectors", FT_UINT16,BASE_HEX);
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}
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@ -5237,6 +5330,9 @@ void proto_reg_handoff_h248(void) {
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dissector_handle_t h248_handle;
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h248_handle = find_dissector("h248");
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/*
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* Handle the dissection of Media stream properties H.248.1 Annex C in this dissector
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*/
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dissector_add("m3ua.protocol_data_si", GATEWAY_CONTROL_PROTOCOL_USER_ID, h248_handle);
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}
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