133 lines
5.1 KiB
C
133 lines
5.1 KiB
C
/* packet-h235.c
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* Routines for H.235 packet dissection
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* 2004 Tomas Kukosa
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "config.h"
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#include <epan/packet.h>
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#include <epan/oids.h>
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#include <epan/asn1.h>
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#include "packet-per.h"
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#include "packet-h235.h"
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#include "packet-h225.h"
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#define PNAME "H235-SECURITY-MESSAGES"
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#define PSNAME "H.235"
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#define PFNAME "h235"
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#define OID_MIKEY "0.0.8.235.0.3.76"
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#define OID_MIKEY_PS "0.0.8.235.0.3.72"
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#define OID_MIKEY_DHHMAC "0.0.8.235.0.3.73"
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#define OID_MIKEY_PK_SIGN "0.0.8.235.0.3.74"
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#define OID_MIKEY_DH_SIGN "0.0.8.235.0.3.75"
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#define OID_TG "0.0.8.235.0.3.70"
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#define OID_SG "0.0.8.235.0.3.71"
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void proto_register_h235(void);
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void proto_reg_handoff_h235(void);
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/* Initialize the protocol and registered fields */
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static int proto_h235 = -1;
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#include "packet-h235-hf.c"
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/* Initialize the subtree pointers */
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#include "packet-h235-ett.c"
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static int
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dissect_xxx_ToBeSigned(tvbuff_t *tvb, int offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index _U_) {
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dissect_per_not_decoded_yet(tree, actx->pinfo, tvb, "ToBeSigned");
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return offset;
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}
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#include "packet-h235-fn.c"
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/*--- proto_register_h235 ----------------------------------------------*/
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void proto_register_h235(void) {
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/* List of fields */
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static hf_register_info hf[] = {
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#include "packet-h235-hfarr.c"
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};
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/* List of subtrees */
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static gint *ett[] = {
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#include "packet-h235-ettarr.c"
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};
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/* Register protocol */
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proto_h235 = proto_register_protocol(PNAME, PSNAME, PFNAME);
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/* Register fields and subtrees */
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proto_register_field_array(proto_h235, hf, array_length(hf));
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proto_register_subtree_array(ett, array_length(ett));
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/* OID names */
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/* H.235.1, Chapter 15, Table 3 */
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/* A */
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oid_add_from_string("all fields in RAS/CS","0.0.8.235.0.1.1");
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oid_add_from_string("all fields in RAS/CS","0.0.8.235.0.2.1");
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/* T */
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oid_add_from_string("ClearToken","0.0.8.235.0.1.5");
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oid_add_from_string("ClearToken","0.0.8.235.0.2.5");
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/* U */
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oid_add_from_string("HMAC-SHA1-96","0.0.8.235.0.1.6");
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oid_add_from_string("HMAC-SHA1-96","0.0.8.235.0.2.6");
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/* H.235.7, Chapter 5, Table 1 */
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oid_add_from_string("MIKEY", OID_MIKEY);
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oid_add_from_string("MIKEY-PS", OID_MIKEY_PS);
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oid_add_from_string("MIKEY-DHHMAC", OID_MIKEY_DHHMAC);
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oid_add_from_string("MIKEY-PK-SIGN", OID_MIKEY_PK_SIGN);
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oid_add_from_string("MIKEY-DH-SIGN", OID_MIKEY_DH_SIGN);
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/* H.235.7, Chapter 8.5 */
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oid_add_from_string("TG",OID_TG);
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/* H.235.7, Chapter 9.5 */
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oid_add_from_string("SG",OID_SG);
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/* H.235.8, Chapter 4.2, Table 2 */
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oid_add_from_string("AES_CM_128_HMAC_SHA1_80","0.0.8.235.0.4.91");
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oid_add_from_string("AES_CM_128_HMAC_SHA1_32","0.0.8.235.0.4.92");
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oid_add_from_string("F8_128_HMAC_SHA1_80","0.0.8.235.0.4.93");
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}
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/*--- proto_reg_handoff_h235 -------------------------------------------*/
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void proto_reg_handoff_h235(void) {
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dissector_handle_t mikey_handle;
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mikey_handle = find_dissector("mikey");
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/* H.235.7, Chapter 7.1, MIKEY operation at "session level" */
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dissector_add_string("h245.gef.content", "GenericCapability/" OID_MIKEY "/nonCollapsing/0", mikey_handle);
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dissector_add_string("h245.gef.content", "GenericCapability/" OID_MIKEY_PS "/nonCollapsing/0", mikey_handle);
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dissector_add_string("h245.gef.content", "GenericCapability/" OID_MIKEY_DHHMAC "/nonCollapsing/0", mikey_handle);
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dissector_add_string("h245.gef.content", "GenericCapability/" OID_MIKEY_PK_SIGN "/nonCollapsing/0", mikey_handle);
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dissector_add_string("h245.gef.content", "GenericCapability/" OID_MIKEY_DH_SIGN "/nonCollapsing/0", mikey_handle);
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dissector_add_string("h245.gef.content", "EncryptionSync/0", mikey_handle);
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/* H.235.7, Chapter 7.2, MIKEY operation at "media level" */
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dissector_add_string("h245.gef.content", "EncryptionSync/76", mikey_handle);
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dissector_add_string("h245.gef.content", "EncryptionSync/72", mikey_handle);
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dissector_add_string("h245.gef.content", "EncryptionSync/73", mikey_handle);
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dissector_add_string("h245.gef.content", "EncryptionSync/74", mikey_handle);
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dissector_add_string("h245.gef.content", "EncryptionSync/75", mikey_handle);
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dissector_add_string("h245.gef.content", "GenericCapability/" OID_MIKEY "/nonCollapsing/76", mikey_handle);
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dissector_add_string("h245.gef.content", "GenericCapability/" OID_MIKEY_PS "/nonCollapsing/72", mikey_handle);
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dissector_add_string("h245.gef.content", "GenericCapability/" OID_MIKEY_DHHMAC "/nonCollapsing/73", mikey_handle);
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dissector_add_string("h245.gef.content", "GenericCapability/" OID_MIKEY_PK_SIGN "/nonCollapsing/74", mikey_handle);
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dissector_add_string("h245.gef.content", "GenericCapability/" OID_MIKEY_DH_SIGN "/nonCollapsing/75", mikey_handle);
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/* H.235.8, Chapter 4.1.2, SrtpCryptoCapability transport */
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dissector_add_string("h245.gef.content", "GenericCapability/0.0.8.235.0.4.90/nonCollapsingRaw",
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create_dissector_handle(dissect_SrtpCryptoCapability_PDU, proto_h235));
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}
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