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From Holger Freyther: 

packet-gsm_ipa.c: Decode MGCP that is encapsulated inside the stream.
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=5068

svn path=/trunk/; revision=33767
This commit is contained in:
Anders Broman 2010-08-11 11:59:47 +00:00
parent e9f4c63c1d
commit a14663836a
1 changed files with 8 additions and 0 deletions
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8
epan/dissectors/packet-gsm_ipa.c
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@ -52,6 +52,7 @@ enum {
SUB_OML,
SUB_RSL,
SUB_SCCP,
SUB_MGCP,
/* SUB_IPACCESS, */
SUB_MAX
@ -65,12 +66,14 @@ static dissector_handle_t sub_handles[SUB_MAX];
#define TCP_PORT_AIP_PRIM 5000
#define ABISIP_RSL_MAX 0x20
#define IPA_MGCP 0xfc
#define AIP_SCCP 0xfd
#define ABISIP_IPACCESS 0xfe
#define ABISIP_OML 0xff
static const value_string ipa_protocol_vals[] = {
{ 0x00, "RSL" },
{ 0xfc, "MGCP" },
{ 0xfd, "SCCP" },
{ 0xfe, "IPA" },
{ 0xff, "OML" },
@ -231,6 +234,10 @@ dissect_ipa(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
/* hand this off to the standard SCCP dissector */
call_dissector(sub_handles[SUB_SCCP], next_tvb, pinfo, tree);
break;
case IPA_MGCP:
/* hand this off to the standard MGCP dissector */
call_dissector(sub_handles[SUB_MGCP], next_tvb, pinfo, tree);
break;
default:
if (msg_type < ABISIP_RSL_MAX) {
/* hand this off to the standard A-bis RSL dissector */
@ -300,6 +307,7 @@ void proto_reg_handoff_gsm_ipa(void)
sub_handles[SUB_RSL] = find_dissector("gsm_abis_rsl");
sub_handles[SUB_OML] = find_dissector("gsm_abis_oml");
sub_handles[SUB_SCCP] = find_dissector("sccp");
sub_handles[SUB_MGCP] = find_dissector("mgcp");
ipa_handle = create_dissector_handle(dissect_ipa, proto_ipa);
dissector_add("tcp.port", TCP_PORT_ABISIP_PRIM, ipa_handle);