282 lines
11 KiB
C
282 lines
11 KiB
C
/* Do not modify this file. */
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/* It is created automatically by the ASN.1 to Wireshark dissector compiler */
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/* packet-pkcs1.c */
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/* ../../tools/asn2wrs.py -b -p pkcs1 -c pkcs1.cnf -s packet-pkcs1-template PKCS1.asn */
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/* Input file: packet-pkcs1-template.c */
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#line 1 "packet-pkcs1-template.c"
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/* packet-pkcs1.c
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* Routines for PKCS#1/RFC2313 packet dissection
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* Ronnie Sahlberg 2004
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*
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* $Id$
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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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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <glib.h>
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#include <epan/packet.h>
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#include <epan/conversation.h>
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#include <epan/asn1.h>
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#include <stdio.h>
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#include <string.h>
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#include "packet-ber.h"
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#include "packet-pkcs1.h"
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#include "packet-x509af.h"
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#define PNAME "PKCS#1"
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#define PSNAME "PKCS-1"
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#define PFNAME "pkcs-1"
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/* Initialize the protocol and registered fields */
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static int proto_pkcs1 = -1;
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/*--- Included file: packet-pkcs1-hf.c ---*/
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#line 1 "packet-pkcs1-hf.c"
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static int hf_pkcs1_modulus = -1; /* INTEGER */
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static int hf_pkcs1_publicExponent = -1; /* INTEGER */
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static int hf_pkcs1_version = -1; /* Version */
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static int hf_pkcs1_privateExponent = -1; /* INTEGER */
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static int hf_pkcs1_prime1 = -1; /* INTEGER */
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static int hf_pkcs1_prime2 = -1; /* INTEGER */
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static int hf_pkcs1_exponent1 = -1; /* INTEGER */
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static int hf_pkcs1_exponent2 = -1; /* INTEGER */
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static int hf_pkcs1_coefficient = -1; /* INTEGER */
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static int hf_pkcs1_digestAlgorithm = -1; /* DigestAlgorithmIdentifier */
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static int hf_pkcs1_digest = -1; /* Digest */
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/*--- End of included file: packet-pkcs1-hf.c ---*/
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#line 49 "packet-pkcs1-template.c"
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/* Initialize the subtree pointers */
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/*--- Included file: packet-pkcs1-ett.c ---*/
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#line 1 "packet-pkcs1-ett.c"
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static gint ett_pkcs1_RSAPublicKey = -1;
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static gint ett_pkcs1_RSAPrivateKey = -1;
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static gint ett_pkcs1_DigestInfo = -1;
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/*--- End of included file: packet-pkcs1-ett.c ---*/
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#line 52 "packet-pkcs1-template.c"
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/*--- Included file: packet-pkcs1-fn.c ---*/
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#line 1 "packet-pkcs1-fn.c"
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static int
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dissect_pkcs1_INTEGER(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
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offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
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NULL);
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return offset;
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}
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static const ber_sequence_t RSAPublicKey_sequence[] = {
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{ &hf_pkcs1_modulus , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkcs1_INTEGER },
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{ &hf_pkcs1_publicExponent, BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkcs1_INTEGER },
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{ NULL, 0, 0, 0, NULL }
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};
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int
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dissect_pkcs1_RSAPublicKey(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
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offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
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RSAPublicKey_sequence, hf_index, ett_pkcs1_RSAPublicKey);
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return offset;
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}
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static int
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dissect_pkcs1_Version(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
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offset = dissect_ber_integer(implicit_tag, actx, tree, tvb, offset, hf_index,
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NULL);
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return offset;
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}
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static const ber_sequence_t RSAPrivateKey_sequence[] = {
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{ &hf_pkcs1_version , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkcs1_Version },
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{ &hf_pkcs1_modulus , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkcs1_INTEGER },
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{ &hf_pkcs1_publicExponent, BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkcs1_INTEGER },
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{ &hf_pkcs1_privateExponent, BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkcs1_INTEGER },
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{ &hf_pkcs1_prime1 , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkcs1_INTEGER },
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{ &hf_pkcs1_prime2 , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkcs1_INTEGER },
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{ &hf_pkcs1_exponent1 , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkcs1_INTEGER },
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{ &hf_pkcs1_exponent2 , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkcs1_INTEGER },
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{ &hf_pkcs1_coefficient , BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_pkcs1_INTEGER },
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{ NULL, 0, 0, 0, NULL }
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};
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int
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dissect_pkcs1_RSAPrivateKey(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
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offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
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RSAPrivateKey_sequence, hf_index, ett_pkcs1_RSAPrivateKey);
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return offset;
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}
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static int
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dissect_pkcs1_DigestAlgorithmIdentifier(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
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offset = dissect_x509af_AlgorithmIdentifier(implicit_tag, tvb, offset, actx, tree, hf_index);
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return offset;
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}
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static int
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dissect_pkcs1_Digest(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
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offset = dissect_ber_octet_string(implicit_tag, actx, tree, tvb, offset, hf_index,
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NULL);
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return offset;
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}
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static const ber_sequence_t DigestInfo_sequence[] = {
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{ &hf_pkcs1_digestAlgorithm, BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_pkcs1_DigestAlgorithmIdentifier },
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{ &hf_pkcs1_digest , BER_CLASS_UNI, BER_UNI_TAG_OCTETSTRING, BER_FLAGS_NOOWNTAG, dissect_pkcs1_Digest },
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{ NULL, 0, 0, 0, NULL }
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};
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int
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dissect_pkcs1_DigestInfo(gboolean implicit_tag _U_, tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
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offset = dissect_ber_sequence(implicit_tag, actx, tree, tvb, offset,
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DigestInfo_sequence, hf_index, ett_pkcs1_DigestInfo);
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return offset;
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}
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/*--- End of included file: packet-pkcs1-fn.c ---*/
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#line 54 "packet-pkcs1-template.c"
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/*--- proto_register_pkcs1 ----------------------------------------------*/
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void proto_register_pkcs1(void) {
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/* List of fields */
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static hf_register_info hf[] = {
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/*--- Included file: packet-pkcs1-hfarr.c ---*/
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#line 1 "packet-pkcs1-hfarr.c"
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{ &hf_pkcs1_modulus,
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{ "modulus", "pkcs1.modulus",
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FT_INT32, BASE_DEC, NULL, 0,
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"pkcs1.INTEGER", HFILL }},
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{ &hf_pkcs1_publicExponent,
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{ "publicExponent", "pkcs1.publicExponent",
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FT_INT32, BASE_DEC, NULL, 0,
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"pkcs1.INTEGER", HFILL }},
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{ &hf_pkcs1_version,
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{ "version", "pkcs1.version",
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FT_INT32, BASE_DEC, VALS(x509af_Version_vals), 0,
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"pkcs1.Version", HFILL }},
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{ &hf_pkcs1_privateExponent,
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{ "privateExponent", "pkcs1.privateExponent",
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FT_INT32, BASE_DEC, NULL, 0,
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"pkcs1.INTEGER", HFILL }},
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{ &hf_pkcs1_prime1,
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{ "prime1", "pkcs1.prime1",
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FT_INT32, BASE_DEC, NULL, 0,
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"pkcs1.INTEGER", HFILL }},
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{ &hf_pkcs1_prime2,
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{ "prime2", "pkcs1.prime2",
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FT_INT32, BASE_DEC, NULL, 0,
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"pkcs1.INTEGER", HFILL }},
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{ &hf_pkcs1_exponent1,
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{ "exponent1", "pkcs1.exponent1",
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FT_INT32, BASE_DEC, NULL, 0,
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"pkcs1.INTEGER", HFILL }},
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{ &hf_pkcs1_exponent2,
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{ "exponent2", "pkcs1.exponent2",
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FT_INT32, BASE_DEC, NULL, 0,
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"pkcs1.INTEGER", HFILL }},
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{ &hf_pkcs1_coefficient,
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{ "coefficient", "pkcs1.coefficient",
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FT_INT32, BASE_DEC, NULL, 0,
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"pkcs1.INTEGER", HFILL }},
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{ &hf_pkcs1_digestAlgorithm,
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{ "digestAlgorithm", "pkcs1.digestAlgorithm",
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FT_NONE, BASE_NONE, NULL, 0,
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"pkcs1.DigestAlgorithmIdentifier", HFILL }},
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{ &hf_pkcs1_digest,
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{ "digest", "pkcs1.digest",
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FT_BYTES, BASE_HEX, NULL, 0,
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"pkcs1.Digest", HFILL }},
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/*--- End of included file: packet-pkcs1-hfarr.c ---*/
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#line 61 "packet-pkcs1-template.c"
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};
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/* List of subtrees */
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static gint *ett[] = {
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/*--- Included file: packet-pkcs1-ettarr.c ---*/
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#line 1 "packet-pkcs1-ettarr.c"
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&ett_pkcs1_RSAPublicKey,
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&ett_pkcs1_RSAPrivateKey,
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&ett_pkcs1_DigestInfo,
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/*--- End of included file: packet-pkcs1-ettarr.c ---*/
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#line 66 "packet-pkcs1-template.c"
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};
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/* Register protocol */
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proto_pkcs1 = proto_register_protocol(PNAME, PSNAME, PFNAME);
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/* Register fields and subtrees */
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proto_register_field_array(proto_pkcs1, hf, array_length(hf));
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proto_register_subtree_array(ett, array_length(ett));
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}
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/*--- proto_reg_handoff_pkcs1 -------------------------------------------*/
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void proto_reg_handoff_pkcs1(void) {
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register_ber_oid_dissector("1.2.840.113549.2.2", dissect_ber_oid_NULL_callback, proto_pkcs1, "md2");
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register_ber_oid_dissector("1.2.840.113549.2.4", dissect_ber_oid_NULL_callback, proto_pkcs1, "md4");
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register_ber_oid_dissector("1.2.840.113549.2.5", dissect_ber_oid_NULL_callback, proto_pkcs1, "md5");
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register_ber_oid_dissector("1.2.840.113549.1.1.1", dissect_ber_oid_NULL_callback, proto_pkcs1, "rsaEncryption");
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register_ber_oid_dissector("1.2.840.113549.1.1.2", dissect_ber_oid_NULL_callback, proto_pkcs1, "md2WithRSAEncryption");
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register_ber_oid_dissector("1.2.840.113549.1.1.3", dissect_ber_oid_NULL_callback, proto_pkcs1, "md4WithRSAEncryption");
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register_ber_oid_dissector("1.2.840.113549.1.1.4", dissect_ber_oid_NULL_callback, proto_pkcs1, "md5WithRSAEncryption");
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/* these two are not from RFC2313 but pulled in from
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http://www.alvestrand.no/objectid/1.2.840.113549.1.1.html
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*/
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register_ber_oid_dissector("1.2.840.113549.1.1.5", dissect_ber_oid_NULL_callback, proto_pkcs1, "shaWithRSAEncryption");
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register_ber_oid_dissector("1.2.840.113549.1.1.6", dissect_ber_oid_NULL_callback, proto_pkcs1, "rsaOAEPEncryptionSET");
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}
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