Show the contents of the RFC6962 Signed Certificate Timestamp List Certificate/OCSP Extensions.

Add the RFC6962 OIDs to the objects table.

crypto/crypto-lib.com

@@ -321,7 +321,7 @@ $ LIB_X509V3 = "v3_bcons,v3_bitst,v3_conf,v3_extku,v3_ia5,v3_lib,"+ -
 	"v3_int,v3_enum,v3_sxnet,v3_cpols,v3_crld,v3_purp,v3_info,"+ -
 	"v3_ocsp,v3_akeya,v3_pmaps,v3_pcons,v3_ncons,v3_pcia,v3_pci,"+ -
 	"pcy_cache,pcy_node,pcy_data,pcy_map,pcy_tree,pcy_lib,"+ -
-	"v3_asid,v3_addr"
+	"v3_asid,v3_addr,v3_scts"
 $ LIB_CONF = "conf_err,conf_lib,conf_api,conf_def,conf_mod,conf_mall,conf_sap"
 $ LIB_TXT_DB = "txt_db"
 $ LIB_PKCS7 = "pk7_asn1,pk7_lib,pkcs7err,pk7_doit,pk7_smime,pk7_attr,"+ -

crypto/objects/obj_dat.h

@@ -62,12 +62,12 @@
  * [including the GNU Public Licence.]
  */
 
-#define NUM_NID 951
-#define NUM_SN 944
-#define NUM_LN 944
-#define NUM_OBJ 883
+#define NUM_NID 955
+#define NUM_SN 948
+#define NUM_LN 948
+#define NUM_OBJ 887
 
-static const unsigned char lvalues[6188]={
+static const unsigned char lvalues[6228]={
 0x00,                                        /* [  0] OBJ_undef */
 0x2A,0x86,0x48,0x86,0xF7,0x0D,               /* [  1] OBJ_rsadsi */
 0x2A,0x86,0x48,0x86,0xF7,0x0D,0x01,          /* [  7] OBJ_pkcs */
@@ -951,6 +951,10 @@ static const unsigned char lvalues[6188]={
 0x2B,0x81,0x04,0x01,0x0E,0x01,               /* [6169] OBJ_dhSinglePass_cofactorDH_sha256kdf_scheme */
 0x2B,0x81,0x04,0x01,0x0E,0x02,               /* [6175] OBJ_dhSinglePass_cofactorDH_sha384kdf_scheme */
 0x2B,0x81,0x04,0x01,0x0E,0x03,               /* [6181] OBJ_dhSinglePass_cofactorDH_sha512kdf_scheme */
+0x2B,0x06,0x01,0x04,0x01,0xD6,0x79,0x02,0x04,0x02,/* [6187] OBJ_ct_precert_scts */
+0x2B,0x06,0x01,0x04,0x01,0xD6,0x79,0x02,0x04,0x03,/* [6197] OBJ_ct_precert_poison */
+0x2B,0x06,0x01,0x04,0x01,0xD6,0x79,0x02,0x04,0x04,/* [6207] OBJ_ct_precert_signer */
+0x2B,0x06,0x01,0x04,0x01,0xD6,0x79,0x02,0x04,0x05,/* [6217] OBJ_ct_cert_scts */
 };
 
 static const ASN1_OBJECT nid_objs[NUM_NID]={
@@ -2500,6 +2504,14 @@ static const ASN1_OBJECT nid_objs[NUM_NID]={
 	NID_aes_192_cbc_hmac_sha256,0,NULL,0},
 {"AES-256-CBC-HMAC-SHA256","aes-256-cbc-hmac-sha256",
 	NID_aes_256_cbc_hmac_sha256,0,NULL,0},
+{"ct_precert_scts","CT Precertificate SCTs",NID_ct_precert_scts,10,
+	&(lvalues[6187]),0},
+{"ct_precert_poison","CT Precertificate Poison",NID_ct_precert_poison,
+	10,&(lvalues[6197]),0},
+{"ct_precert_signer","CT Precertificate Signer",NID_ct_precert_signer,
+	10,&(lvalues[6207]),0},
+{"ct_cert_scts","CT Certificate SCTs",NID_ct_cert_scts,10,
+	&(lvalues[6217]),0},
 };
 
 static const unsigned int sn_objs[NUM_SN]={
@@ -2777,6 +2789,10 @@ static const unsigned int sn_objs[NUM_SN]={
 884,	/* "crossCertificatePair" */
 806,	/* "cryptocom" */
 805,	/* "cryptopro" */
+954,	/* "ct_cert_scts" */
+952,	/* "ct_precert_poison" */
+951,	/* "ct_precert_scts" */
+953,	/* "ct_precert_signer" */
 500,	/* "dITRedirect" */
 451,	/* "dNSDomain" */
 495,	/* "dSAQuality" */
@@ -3460,6 +3476,10 @@ static const unsigned int ln_objs[NUM_LN]={
 285,	/* "Biometric Info" */
 179,	/* "CA Issuers" */
 785,	/* "CA Repository" */
+954,	/* "CT Certificate SCTs" */
+952,	/* "CT Precertificate Poison" */
+951,	/* "CT Precertificate SCTs" */
+953,	/* "CT Precertificate Signer" */
 131,	/* "Code Signing" */
 783,	/* "Diffie-Hellman based MAC" */
 382,	/* "Directory" */
@@ -5202,6 +5222,10 @@ static const unsigned int obj_objs[NUM_OBJ]={
 138,	/* OBJ_ms_efs                       1 3 6 1 4 1 311 10 3 4 */
 648,	/* OBJ_ms_smartcard_login           1 3 6 1 4 1 311 20 2 2 */
 649,	/* OBJ_ms_upn                       1 3 6 1 4 1 311 20 2 3 */
+951,	/* OBJ_ct_precert_scts              1 3 6 1 4 1 11129 2 4 2 */
+952,	/* OBJ_ct_precert_poison            1 3 6 1 4 1 11129 2 4 3 */
+953,	/* OBJ_ct_precert_signer            1 3 6 1 4 1 11129 2 4 4 */
+954,	/* OBJ_ct_cert_scts                 1 3 6 1 4 1 11129 2 4 5 */
 751,	/* OBJ_camellia_128_cbc             1 2 392 200011 61 1 1 1 2 */
 752,	/* OBJ_camellia_192_cbc             1 2 392 200011 61 1 1 1 3 */
 753,	/* OBJ_camellia_256_cbc             1 2 392 200011 61 1 1 1 4 */

crypto/objects/obj_mac.h

@@ -4158,3 +4158,23 @@
 #define SN_dh_cofactor_kdf		"dh-cofactor-kdf"
 #define NID_dh_cofactor_kdf		947
 
+#define SN_ct_precert_scts		"ct_precert_scts"
+#define LN_ct_precert_scts		"CT Precertificate SCTs"
+#define NID_ct_precert_scts		951
+#define OBJ_ct_precert_scts		1L,3L,6L,1L,4L,1L,11129L,2L,4L,2L
+
+#define SN_ct_precert_poison		"ct_precert_poison"
+#define LN_ct_precert_poison		"CT Precertificate Poison"
+#define NID_ct_precert_poison		952
+#define OBJ_ct_precert_poison		1L,3L,6L,1L,4L,1L,11129L,2L,4L,3L
+
+#define SN_ct_precert_signer		"ct_precert_signer"
+#define LN_ct_precert_signer		"CT Precertificate Signer"
+#define NID_ct_precert_signer		953
+#define OBJ_ct_precert_signer		1L,3L,6L,1L,4L,1L,11129L,2L,4L,4L
+
+#define SN_ct_cert_scts		"ct_cert_scts"
+#define LN_ct_cert_scts		"CT Certificate SCTs"
+#define NID_ct_cert_scts		954
+#define OBJ_ct_cert_scts		1L,3L,6L,1L,4L,1L,11129L,2L,4L,5L
+

crypto/objects/obj_mac.num

@@ -948,3 +948,7 @@ dh_cofactor_kdf		947
 aes_128_cbc_hmac_sha256		948
 aes_192_cbc_hmac_sha256		949
 aes_256_cbc_hmac_sha256		950
+ct_precert_scts		951
+ct_precert_poison		952
+ct_precert_signer		953
+ct_cert_scts		954

crypto/objects/objects.txt

@@ -1335,3 +1335,9 @@ secg-scheme 14 3 : dhSinglePass-cofactorDH-sha512kdf-scheme
 # NIDs for use with lookup tables.
                  : dh-std-kdf
                  : dh-cofactor-kdf
+
+# RFC 6962 Extension OIDs (see http://www.ietf.org/rfc/rfc6962.txt)
+1 3 6 1 4 1 11129 2 4 2	: ct_precert_scts		: CT Precertificate SCTs
+1 3 6 1 4 1 11129 2 4 3	: ct_precert_poison		: CT Precertificate Poison
+1 3 6 1 4 1 11129 2 4 4	: ct_precert_signer		: CT Precertificate Signer
+1 3 6 1 4 1 11129 2 4 5	: ct_cert_scts			: CT Certificate SCTs

crypto/x509v3/Makefile

@@ -22,13 +22,13 @@ v3_prn.c v3_utl.c v3err.c v3_genn.c v3_alt.c v3_skey.c v3_akey.c v3_pku.c \
 v3_int.c v3_enum.c v3_sxnet.c v3_cpols.c v3_crld.c v3_purp.c v3_info.c \
 v3_ocsp.c v3_akeya.c v3_pmaps.c v3_pcons.c v3_ncons.c v3_pcia.c v3_pci.c \
 pcy_cache.c pcy_node.c pcy_data.c pcy_map.c pcy_tree.c pcy_lib.c \
-v3_asid.c v3_addr.c
+v3_asid.c v3_addr.c v3_scts.c
 LIBOBJ= v3_bcons.o v3_bitst.o v3_conf.o v3_extku.o v3_ia5.o v3_lib.o \
 v3_prn.o v3_utl.o v3err.o v3_genn.o v3_alt.o v3_skey.o v3_akey.o v3_pku.o \
 v3_int.o v3_enum.o v3_sxnet.o v3_cpols.o v3_crld.o v3_purp.o v3_info.o \
 v3_ocsp.o v3_akeya.o v3_pmaps.o v3_pcons.o v3_ncons.o v3_pcia.o v3_pci.o \
 pcy_cache.o pcy_node.o pcy_data.o pcy_map.o pcy_tree.o pcy_lib.o \
-v3_asid.o v3_addr.o
+v3_asid.o v3_addr.o v3_scts.o
 
 SRC= $(LIBSRC)
 

crypto/x509v3/ext_dat.h

@@ -68,6 +68,7 @@ extern X509V3_EXT_METHOD v3_crl_hold, v3_pci;
 extern X509V3_EXT_METHOD v3_policy_mappings, v3_policy_constraints;
 extern X509V3_EXT_METHOD v3_name_constraints, v3_inhibit_anyp, v3_idp;
 extern X509V3_EXT_METHOD v3_addr, v3_asid;
+extern X509V3_EXT_METHOD v3_ct_scts[];
 
 /* This table will be searched using OBJ_bsearch so it *must* kept in
  * order of the ext_nid values.
@@ -124,6 +125,8 @@ static const X509V3_EXT_METHOD *standard_exts[] = {
 &v3_idp,
 &v3_alt[2],
 &v3_freshest_crl,
+&v3_ct_scts[0],
+&v3_ct_scts[1],
 };
 
 /* Number of standard extensions */

crypto/x509v3/v3_scts.c

+/* v3_scts.c */
+/* Written by Rob Stradling (rob@comodo.com) for the OpenSSL project 2014.
+ */
+/* ====================================================================
+ * Copyright (c) 2014 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+
+#include <stdio.h>
+#include "cryptlib.h"
+#include <openssl/asn1.h>
+#include "o_time.h"
+#include <openssl/x509v3.h>
+#include "../ssl/ssl_locl.h"
+
+static int i2r_scts(X509V3_EXT_METHOD *method, ASN1_OCTET_STRING *oct, BIO *out, int indent);
+
+const X509V3_EXT_METHOD v3_ct_scts[] = {
+{ NID_ct_precert_scts, 0, ASN1_ITEM_ref(ASN1_OCTET_STRING),
+0,0,0,0,
+0,0,0,0,
+(X509V3_EXT_I2R)i2r_scts, NULL,
+NULL},
+
+{ NID_ct_cert_scts, 0, ASN1_ITEM_ref(ASN1_OCTET_STRING),
+0,0,0,0,
+0,0,0,0,
+(X509V3_EXT_I2R)i2r_scts, NULL,
+NULL},
+};
+
+
+/* <ripped>
+ * from crypto/asn1/t_x509.c
+ */
+static const char *mon[12]=
+    {
+    "Jan","Feb","Mar","Apr","May","Jun",
+    "Jul","Aug","Sep","Oct","Nov","Dec"
+    };
+/* </ripped> */
+
+
+/* <ripped>
+ * from ssl/t1_lib.c
+ */
+typedef struct 
+	{
+	int nid;
+	int id;
+	} tls12_lookup;
+
+static tls12_lookup tls12_md[] = {
+	{NID_md5, TLSEXT_hash_md5},
+	{NID_sha1, TLSEXT_hash_sha1},
+	{NID_sha224, TLSEXT_hash_sha224},
+	{NID_sha256, TLSEXT_hash_sha256},
+	{NID_sha384, TLSEXT_hash_sha384},
+	{NID_sha512, TLSEXT_hash_sha512}
+};
+
+static tls12_lookup tls12_sig[] = {
+	{EVP_PKEY_RSA, TLSEXT_signature_rsa},
+	{EVP_PKEY_DSA, TLSEXT_signature_dsa},
+	{EVP_PKEY_EC, TLSEXT_signature_ecdsa}
+};
+
+static int tls12_find_nid(int id, tls12_lookup *table, size_t tlen)
+	{
+	size_t i;
+	for (i = 0; i < tlen; i++)
+		{
+		if ((table[i].id) == id)
+			return table[i].nid;
+		}
+	return NID_undef;
+	}
+
+/* Convert TLS 1.2 signature algorithm extension values into NIDs */
+static void tls1_lookup_sigalg(int *phash_nid, int *psign_nid,
+			int *psignhash_nid, const unsigned char *data)
+	{
+	int sign_nid = 0, hash_nid = 0;
+	if (!phash_nid && !psign_nid && !psignhash_nid)
+		return;
+	if (phash_nid || psignhash_nid)
+		{
+		hash_nid = tls12_find_nid(data[0], tls12_md,
+					sizeof(tls12_md)/sizeof(tls12_lookup));
+		if (phash_nid)
+			*phash_nid = hash_nid;
+		}
+	if (psign_nid || psignhash_nid)
+		{
+		sign_nid = tls12_find_nid(data[1], tls12_sig,
+					sizeof(tls12_sig)/sizeof(tls12_lookup));
+		if (psign_nid)
+			*psign_nid = sign_nid;
+		}
+	if (psignhash_nid)
+		{
+		if (sign_nid && hash_nid)
+			OBJ_find_sigid_by_algs(psignhash_nid,
+							hash_nid, sign_nid);
+		else
+			*psignhash_nid = NID_undef;
+		}
+	}
+/* </ripped> */
+
+
+static int i2r_scts(X509V3_EXT_METHOD *method, ASN1_OCTET_STRING *oct,
+	     BIO *out, int indent)
+{
+	BN_ULLONG timestamp;
+	unsigned char* data = oct->data;
+	unsigned short listlen, sctlen, fieldlen, linelen;
+	int signhash_nid;
+	time_t unix_epoch = 0;
+	struct tm tm1;
+
+	if (oct->length < 2)
+		return 0;
+	n2s(data, listlen);
+	if (listlen != oct->length - 2)
+		return 0;
+
+	while (listlen > 0) {
+		if (listlen < 2)
+			return 0;
+		n2s(data, sctlen);
+		listlen -= 2;
+
+		if ((sctlen < 1) || (sctlen > listlen))
+			return 0;
+		listlen -= sctlen;
+
+		if (*data == 0) {	/* v1 SCT */
+			/* Fixed-length header:
+			 *		struct {
+			 * (1 byte)	  Version sct_version;
+			 * (32 bytes)	  LogID id;
+			 * (8 bytes)	  uint64 timestamp;
+			 * (2 bytes + ?)  CtExtensions extensions;
+			 */
+			if (sctlen < 43)
+				return 0;
+			sctlen -= 43;
+
+			BIO_printf(out, "\n%*sVersion   : v1(0)", indent, "");
+
+			BIO_printf(out, "\n%*sLog ID    : ", indent, "");
+			BIO_printf(out, "%s:", hex_to_string(data + 1, 16));
+			BIO_printf(out, "\n%*s            ", indent, "");
+			BIO_printf(out, "%s", hex_to_string(data + 17, 16));
+
+			data += 33;
+			n2l8(data, timestamp);
+			OPENSSL_gmtime(&unix_epoch, &tm1);
+			OPENSSL_gmtime_adj(&tm1, timestamp / 86400000,
+						(timestamp % 86400000) / 1000);
+			BIO_printf(out, "\n%*sTimestamp : ", indent, "");
+			BIO_printf(out, "%s %2d %02d:%02d:%02d.%03u %d UTC",
+				   mon[tm1.tm_mon], tm1.tm_mday, tm1.tm_hour,
+				   tm1.tm_min, tm1.tm_sec,
+				   (unsigned int)(timestamp % 1000),
+				   tm1.tm_year + 1900);
+
+			n2s(data, fieldlen);
+			if (sctlen < fieldlen)
+				return 0;
+			sctlen -= fieldlen;
+			BIO_printf(out, "\n%*sExtensions:", indent, "");
+			if (fieldlen == 0)
+				BIO_printf(out, " none");
+			for (linelen = 16; fieldlen > 0; ) {
+				if (linelen > fieldlen)
+					linelen = fieldlen;
+				BIO_printf(out, "\n%*s       ", indent, "");
+				BIO_printf(out, "%s",
+					   hex_to_string(data, linelen));
+				if (fieldlen > 16)
+					BIO_printf(out, ":");
+				data += linelen;
+				fieldlen -= linelen;
+			}
+
+			/* digitally-signed struct header:
+			 * (1 byte) Hash algorithm
+			 * (1 byte) Signature algorithm
+			 * (2 bytes + ?) Signature
+			 */
+			if (sctlen < 4)
+				return 0;
+			sctlen -= 4;
+
+			tls1_lookup_sigalg(NULL, NULL, &signhash_nid, data);
+			data += 2;
+			n2s(data, fieldlen);
+			if (sctlen != fieldlen)
+				return 0;
+			BIO_printf(out, "\n%*sSignature : ", indent, "");
+			BIO_printf(out, "%s", OBJ_nid2ln(signhash_nid));
+			for (linelen = 16; fieldlen > 0; ) {
+				if (linelen > fieldlen)
+					linelen = fieldlen;
+				BIO_printf(out, "\n%*s            ", indent,
+					   "");
+				BIO_printf(out, "%s",
+					   hex_to_string(data, linelen));
+				if (fieldlen > 16)
+					BIO_printf(out, ":");
+				data += linelen;
+				fieldlen -= linelen;
+			}
+
+			BIO_printf(out, "\n");
+		}
+	}
+
+	return 1;
+}

ssl/ssl_locl.h

@@ -231,6 +231,15 @@
 			 l|=((BN_ULLONG)(*((c)++)))<< 8, \
 			 l|=((BN_ULLONG)(*((c)++))))
 
+#define n2l8(c,l)	(l =((BN_ULLONG)(*((c)++)))<<56, \
+			 l|=((BN_ULLONG)(*((c)++)))<<48, \
+			 l|=((BN_ULLONG)(*((c)++)))<<40, \
+			 l|=((BN_ULLONG)(*((c)++)))<<32, \
+			 l|=((BN_ULLONG)(*((c)++)))<<24, \
+			 l|=((BN_ULLONG)(*((c)++)))<<16, \
+			 l|=((BN_ULLONG)(*((c)++)))<< 8, \
+			 l|=((BN_ULLONG)(*((c)++))))
+
 /* NOTE - c is not incremented as per l2c */
 #define l2cn(l1,l2,c,n)	{ \
 			c+=n; \