New protocol: PKCS#1 (rfc2313 pplus some extra oid's)

svn path=/trunk/; revision=11566

1 files changed, 332 insertions, 0 deletions

diff --git a/epan/dissectors/packet-pkcs1.c b/epan/dissectors/packet-pkcs1.c
new file mode 100644
index 0000000000..58a9d62e5a
--- /dev/null
+++ b/epan/dissectors/packet-pkcs1.c
@@ -0,0 +1,332 @@
+/* Do not modify this file.                                                   */
+/* It is created automatically by the ASN.1 to Ethereal dissector compiler    */
+/* packet-pkcs1.c                                                             */
+/* ../../tools/asn2eth.py -X -b -p pkcs1 -c pkcs1.cnf -s packet-pkcs1-template PKCS1.asn */
+
+/* Input file: packet-pkcs1-template.c */
+/* Include files: packet-pkcs1-hf.c, packet-pkcs1-ett.c, packet-pkcs1-fn.c, packet-pkcs1-hfarr.c, packet-pkcs1-ettarr.c, packet-pkcs1-val.h */
+
+/* packet-pkcs1.c
+ * Routines for PKCS#1/RFC2313 packet dissection
+ *
+ * $Id: packet-pkcs1-template.c,v 1.2 2004/05/25 21:07:43 guy Exp $
+ *
+ * Ethereal - Network traffic analyzer
+ * By Gerald Combs <gerald@ethereal.com>
+ * Copyright 1998 Gerald Combs
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include <glib.h>
+#include <epan/packet.h>
+#include <epan/conversation.h>
+
+#include <stdio.h>
+#include <string.h>
+
+#include "packet-ber.h"
+#include "packet-x509af.h"
+
+#define PNAME  "PKCS#1"
+#define PSNAME "PKCS-1"
+#define PFNAME "pkcs-1"
+
+/* Initialize the protocol and registered fields */
+static int proto_pkcs1 = -1;
+
+/*--- Included file: packet-pkcs1-hf.c ---*/
+
+/* Do not modify this file.                                                   */
+/* It is created automatically by the ASN.1 to Ethereal dissector compiler    */
+/* packet-pkcs1-hf.c                                                          */
+/* ../../tools/asn2eth.py -X -b -p pkcs1 -c pkcs1.cnf -s packet-pkcs1-template PKCS1.asn */
+
+static int hf_pkcs1_modulus = -1;                 /* INTEGER */
+static int hf_pkcs1_publicExponent = -1;          /* INTEGER */
+static int hf_pkcs1_version = -1;                 /* Version */
+static int hf_pkcs1_privateExponent = -1;         /* INTEGER */
+static int hf_pkcs1_prime1 = -1;                  /* INTEGER */
+static int hf_pkcs1_prime2 = -1;                  /* INTEGER */
+static int hf_pkcs1_exponent1 = -1;               /* INTEGER */
+static int hf_pkcs1_exponent2 = -1;               /* INTEGER */
+static int hf_pkcs1_coefficient = -1;             /* INTEGER */
+static int hf_pkcs1_digestAlgorithm = -1;         /* DigestAlgorithmIdentifier */
+static int hf_pkcs1_digest = -1;                  /* Digest */
+
+/*--- End of included file: packet-pkcs1-hf.c ---*/
+
+
+/* Initialize the subtree pointers */
+
+/*--- Included file: packet-pkcs1-ett.c ---*/
+
+/* Do not modify this file.                                                   */
+/* It is created automatically by the ASN.1 to Ethereal dissector compiler    */
+/* packet-pkcs1-ett.c                                                         */
+/* ../../tools/asn2eth.py -X -b -p pkcs1 -c pkcs1.cnf -s packet-pkcs1-template PKCS1.asn */
+
+static gint ett_pkcs1_RSAPublicKey = -1;
+static gint ett_pkcs1_RSAPrivateKey = -1;
+static gint ett_pkcs1_DigestInfo = -1;
+
+/*--- End of included file: packet-pkcs1-ett.c ---*/
+
+
+
+/*--- Included file: packet-pkcs1-fn.c ---*/
+
+/* Do not modify this file.                                                   */
+/* It is created automatically by the ASN.1 to Ethereal dissector compiler    */
+/* packet-pkcs1-fn.c                                                          */
+/* ../../tools/asn2eth.py -X -b -p pkcs1 -c pkcs1.cnf -s packet-pkcs1-template PKCS1.asn */
+
+/*--- Fields for imported types ---*/
+
+
+
+
+static int
+dissect_pkcs1_INTEGER(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index) {
+  offset = dissect_ber_integer(pinfo, tree, tvb, offset, hf_index, NULL);
+
+  return offset;
+}
+static int dissect_modulus(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) {
+  return dissect_pkcs1_INTEGER(FALSE, tvb, offset, pinfo, tree, hf_pkcs1_modulus);
+}
+static int dissect_publicExponent(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) {
+  return dissect_pkcs1_INTEGER(FALSE, tvb, offset, pinfo, tree, hf_pkcs1_publicExponent);
+}
+static int dissect_privateExponent(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) {
+  return dissect_pkcs1_INTEGER(FALSE, tvb, offset, pinfo, tree, hf_pkcs1_privateExponent);
+}
+static int dissect_prime1(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) {
+  return dissect_pkcs1_INTEGER(FALSE, tvb, offset, pinfo, tree, hf_pkcs1_prime1);
+}
+static int dissect_prime2(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) {
+  return dissect_pkcs1_INTEGER(FALSE, tvb, offset, pinfo, tree, hf_pkcs1_prime2);
+}
+static int dissect_exponent1(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) {
+  return dissect_pkcs1_INTEGER(FALSE, tvb, offset, pinfo, tree, hf_pkcs1_exponent1);
+}
+static int dissect_exponent2(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) {
+  return dissect_pkcs1_INTEGER(FALSE, tvb, offset, pinfo, tree, hf_pkcs1_exponent2);
+}
+static int dissect_coefficient(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) {
+  return dissect_pkcs1_INTEGER(FALSE, tvb, offset, pinfo, tree, hf_pkcs1_coefficient);
+}
+
+static ber_sequence RSAPublicKey_sequence[] = {
+  { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_modulus },
+  { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_publicExponent },
+  { 0, 0, 0, NULL }
+};
+
+int
+dissect_pkcs1_RSAPublicKey(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index) {
+  offset = dissect_ber_sequence(implicit_tag, pinfo, tree, tvb, offset,
+                                RSAPublicKey_sequence, hf_index, ett_pkcs1_RSAPublicKey);
+
+  return offset;
+}
+
+
+
+static int
+dissect_pkcs1_Version(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index) {
+  offset = dissect_ber_integer(pinfo, tree, tvb, offset, hf_index, NULL);
+
+  return offset;
+}
+static int dissect_version(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) {
+  return dissect_pkcs1_Version(FALSE, tvb, offset, pinfo, tree, hf_pkcs1_version);
+}
+
+static ber_sequence RSAPrivateKey_sequence[] = {
+  { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_version },
+  { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_modulus },
+  { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_publicExponent },
+  { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_privateExponent },
+  { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_prime1 },
+  { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_prime2 },
+  { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_exponent1 },
+  { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_exponent2 },
+  { BER_CLASS_UNI, BER_UNI_TAG_INTEGER, BER_FLAGS_NOOWNTAG, dissect_coefficient },
+  { 0, 0, 0, NULL }
+};
+
+int
+dissect_pkcs1_RSAPrivateKey(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index) {
+  offset = dissect_ber_sequence(implicit_tag, pinfo, tree, tvb, offset,
+                                RSAPrivateKey_sequence, hf_index, ett_pkcs1_RSAPrivateKey);
+
+  return offset;
+}
+
+
+static int
+dissect_pkcs1_DigestAlgorithmIdentifier(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index) {
+  offset = dissect_x509af_AlgorithmIdentifier(implicit_tag, tvb, offset, pinfo, tree, hf_index);
+
+  return offset;
+}
+static int dissect_digestAlgorithm(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) {
+  return dissect_pkcs1_DigestAlgorithmIdentifier(FALSE, tvb, offset, pinfo, tree, hf_pkcs1_digestAlgorithm);
+}
+
+
+static int
+dissect_pkcs1_Digest(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index) {
+  offset = dissect_ber_octet_string(implicit_tag, pinfo, tree, tvb, offset, hf_index,
+                                    NULL);
+
+  return offset;
+}
+static int dissect_digest(packet_info *pinfo, proto_tree *tree, tvbuff_t *tvb, int offset) {
+  return dissect_pkcs1_Digest(FALSE, tvb, offset, pinfo, tree, hf_pkcs1_digest);
+}
+
+static ber_sequence DigestInfo_sequence[] = {
+  { BER_CLASS_UNI, BER_UNI_TAG_SEQUENCE, BER_FLAGS_NOOWNTAG, dissect_digestAlgorithm },
+  { BER_CLASS_UNI, BER_UNI_TAG_OCTETSTRING, BER_FLAGS_NOOWNTAG, dissect_digest },
+  { 0, 0, 0, NULL }
+};
+
+int
+dissect_pkcs1_DigestInfo(gboolean implicit_tag _U_, tvbuff_t *tvb, int offset, packet_info *pinfo _U_, proto_tree *tree, int hf_index) {
+  offset = dissect_ber_sequence(implicit_tag, pinfo, tree, tvb, offset,
+                                DigestInfo_sequence, hf_index, ett_pkcs1_DigestInfo);
+
+  return offset;
+}
+
+
+/*--- End of included file: packet-pkcs1-fn.c ---*/
+
+
+/*--- proto_register_pkcs1 ----------------------------------------------*/
+void proto_register_pkcs1(void) {
+
+  /* List of fields */
+  static hf_register_info hf[] = {
+
+/*--- Included file: packet-pkcs1-hfarr.c ---*/
+
+/* Do not modify this file.                                                   */
+/* It is created automatically by the ASN.1 to Ethereal dissector compiler    */
+/* packet-pkcs1-hfarr.c                                                       */
+/* ../../tools/asn2eth.py -X -b -p pkcs1 -c pkcs1.cnf -s packet-pkcs1-template PKCS1.asn */
+
+    { &hf_pkcs1_modulus,
+      { "modulus", "pkcs1.modulus",
+        FT_INT32, BASE_DEC, NULL, 0,
+        "", HFILL }},
+    { &hf_pkcs1_publicExponent,
+      { "publicExponent", "pkcs1.publicExponent",
+        FT_INT32, BASE_DEC, NULL, 0,
+        "", HFILL }},
+    { &hf_pkcs1_version,
+      { "version", "pkcs1.version",
+        FT_INT32, BASE_DEC, NULL, 0,
+        "RSAPrivateKey/version", HFILL }},
+    { &hf_pkcs1_privateExponent,
+      { "privateExponent", "pkcs1.privateExponent",
+        FT_INT32, BASE_DEC, NULL, 0,
+        "RSAPrivateKey/privateExponent", HFILL }},
+    { &hf_pkcs1_prime1,
+      { "prime1", "pkcs1.prime1",
+        FT_INT32, BASE_DEC, NULL, 0,
+        "RSAPrivateKey/prime1", HFILL }},
+    { &hf_pkcs1_prime2,
+      { "prime2", "pkcs1.prime2",
+        FT_INT32, BASE_DEC, NULL, 0,
+        "RSAPrivateKey/prime2", HFILL }},
+    { &hf_pkcs1_exponent1,
+      { "exponent1", "pkcs1.exponent1",
+        FT_INT32, BASE_DEC, NULL, 0,
+        "RSAPrivateKey/exponent1", HFILL }},
+    { &hf_pkcs1_exponent2,
+      { "exponent2", "pkcs1.exponent2",
+        FT_INT32, BASE_DEC, NULL, 0,
+        "RSAPrivateKey/exponent2", HFILL }},
+    { &hf_pkcs1_coefficient,
+      { "coefficient", "pkcs1.coefficient",
+        FT_INT32, BASE_DEC, NULL, 0,
+        "RSAPrivateKey/coefficient", HFILL }},
+    { &hf_pkcs1_digestAlgorithm,
+      { "digestAlgorithm", "pkcs1.digestAlgorithm",
+        FT_NONE, BASE_NONE, NULL, 0,
+        "DigestInfo/digestAlgorithm", HFILL }},
+    { &hf_pkcs1_digest,
+      { "digest", "pkcs1.digest",
+        FT_BYTES, BASE_HEX, NULL, 0,
+        "DigestInfo/digest", HFILL }},
+
+/*--- End of included file: packet-pkcs1-hfarr.c ---*/
+
+  };
+
+  /* List of subtrees */
+  static gint *ett[] = {
+
+/*--- Included file: packet-pkcs1-ettarr.c ---*/
+
+/* Do not modify this file.                                                   */
+/* It is created automatically by the ASN.1 to Ethereal dissector compiler    */
+/* packet-pkcs1-ettarr.c                                                      */
+/* ../../tools/asn2eth.py -X -b -p pkcs1 -c pkcs1.cnf -s packet-pkcs1-template PKCS1.asn */
+
+    &ett_pkcs1_RSAPublicKey,
+    &ett_pkcs1_RSAPrivateKey,
+    &ett_pkcs1_DigestInfo,
+
+/*--- End of included file: packet-pkcs1-ettarr.c ---*/
+
+  };
+
+  /* Register protocol */
+  proto_pkcs1 = proto_register_protocol(PNAME, PSNAME, PFNAME);
+
+  /* Register fields and subtrees */
+  proto_register_field_array(proto_pkcs1, hf, array_length(hf));
+  proto_register_subtree_array(ett, array_length(ett));
+
+}
+
+
+/*--- proto_reg_handoff_pkcs1 -------------------------------------------*/
+void proto_reg_handoff_pkcs1(void) {
+	register_ber_oid_dissector("1.2.840.113549.2.2", dissect_ber_oid_NULL_callback, proto_pkcs1, "md2");
+	register_ber_oid_dissector("1.2.840.113549.2.4", dissect_ber_oid_NULL_callback, proto_pkcs1, "md4");
+	register_ber_oid_dissector("1.2.840.113549.2.5", dissect_ber_oid_NULL_callback, proto_pkcs1, "md5");
+
+	register_ber_oid_dissector("1.2.840.113549.1.1.1", dissect_ber_oid_NULL_callback, proto_pkcs1, "rsaEncryption");
+	register_ber_oid_dissector("1.2.840.113549.1.1.2", dissect_ber_oid_NULL_callback, proto_pkcs1, "md2WithRSAEncryption");
+	register_ber_oid_dissector("1.2.840.113549.1.1.3", dissect_ber_oid_NULL_callback, proto_pkcs1, "md4WithRSAEncryption");
+	register_ber_oid_dissector("1.2.840.113549.1.1.4", dissect_ber_oid_NULL_callback, proto_pkcs1, "md5WithRSAEncryption");
+
+
+	/* these two are not from RFC2313  but pulled in from
+ 	   http://www.alvestrand.no/objectid/1.2.840.113549.1.1.html
+	*/
+	register_ber_oid_dissector("1.2.840.113549.1.1.5", dissect_ber_oid_NULL_callback, proto_pkcs1, "shaWithRSAEncryption");
+	register_ber_oid_dissector("1.2.840.113549.1.1.6", dissect_ber_oid_NULL_callback, proto_pkcs1, "rsaOAEPEncryptionSET");
+}
+