Import upstream version 0.9+1465500757.14a5905

8 files changed, 2679 insertions, 2298 deletions

diff --git a/Cryptlib/OpenSSL/crypto/pkcs7/bio_pk7.c b/Cryptlib/OpenSSL/crypto/pkcs7/bio_pk7.c
new file mode 100644
index 00000000..fae1c564
--- /dev/null
+++ b/Cryptlib/OpenSSL/crypto/pkcs7/bio_pk7.c
@@ -0,0 +1,70 @@
+/* bio_pk7.c */
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+ * project.
+ */
+/* ====================================================================
+ * Copyright (c) 2008 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.
+ * ====================================================================
+ *
+ */
+
+#include <openssl/asn1.h>
+#include <openssl/pkcs7.h>
+#include <openssl/bio.h>
+
+#if !defined(OPENSSL_SYSNAME_NETWARE) && !defined(OPENSSL_SYSNAME_VXWORKS)
+# include <memory.h>
+#endif
+#include <stdio.h>
+
+/* Streaming encode support for PKCS#7 */
+
+BIO *BIO_new_PKCS7(BIO *out, PKCS7 *p7)
+{
+    return BIO_new_NDEF(out, (ASN1_VALUE *)p7, ASN1_ITEM_rptr(PKCS7));
+}
diff --git a/Cryptlib/OpenSSL/crypto/pkcs7/pk7_asn1.c b/Cryptlib/OpenSSL/crypto/pkcs7/pk7_asn1.c
index 1f70d313..9c0a4398 100644
--- a/Cryptlib/OpenSSL/crypto/pkcs7/pk7_asn1.c
+++ b/Cryptlib/OpenSSL/crypto/pkcs7/pk7_asn1.c
@@ -1,6 +1,7 @@
 /* pk7_asn.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 2000.
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
+ * 2000.
  */
 /* ====================================================================
  * Copyright (c) 2000 The OpenSSL Project.  All rights reserved.
@@ -10,7 +11,7 @@
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
+ *    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
@@ -69,146 +70,182 @@
 ASN1_ADB_TEMPLATE(p7default) = ASN1_EXP_OPT(PKCS7, d.other, ASN1_ANY, 0);
 
 ASN1_ADB(PKCS7) = {
-	ADB_ENTRY(NID_pkcs7_data, ASN1_NDEF_EXP_OPT(PKCS7, d.data, ASN1_OCTET_STRING_NDEF, 0)),
-	ADB_ENTRY(NID_pkcs7_signed, ASN1_NDEF_EXP_OPT(PKCS7, d.sign, PKCS7_SIGNED, 0)),
-	ADB_ENTRY(NID_pkcs7_enveloped, ASN1_NDEF_EXP_OPT(PKCS7, d.enveloped, PKCS7_ENVELOPE, 0)),
-	ADB_ENTRY(NID_pkcs7_signedAndEnveloped, ASN1_NDEF_EXP_OPT(PKCS7, d.signed_and_enveloped, PKCS7_SIGN_ENVELOPE, 0)),
-	ADB_ENTRY(NID_pkcs7_digest, ASN1_NDEF_EXP_OPT(PKCS7, d.digest, PKCS7_DIGEST, 0)),
-	ADB_ENTRY(NID_pkcs7_encrypted, ASN1_NDEF_EXP_OPT(PKCS7, d.encrypted, PKCS7_ENCRYPT, 0))
+        ADB_ENTRY(NID_pkcs7_data, ASN1_NDEF_EXP_OPT(PKCS7, d.data, ASN1_OCTET_STRING_NDEF, 0)),
+        ADB_ENTRY(NID_pkcs7_signed, ASN1_NDEF_EXP_OPT(PKCS7, d.sign, PKCS7_SIGNED, 0)),
+        ADB_ENTRY(NID_pkcs7_enveloped, ASN1_NDEF_EXP_OPT(PKCS7, d.enveloped, PKCS7_ENVELOPE, 0)),
+        ADB_ENTRY(NID_pkcs7_signedAndEnveloped, ASN1_NDEF_EXP_OPT(PKCS7, d.signed_and_enveloped, PKCS7_SIGN_ENVELOPE, 0)),
+        ADB_ENTRY(NID_pkcs7_digest, ASN1_NDEF_EXP_OPT(PKCS7, d.digest, PKCS7_DIGEST, 0)),
+        ADB_ENTRY(NID_pkcs7_encrypted, ASN1_NDEF_EXP_OPT(PKCS7, d.encrypted, PKCS7_ENCRYPT, 0))
 } ASN1_ADB_END(PKCS7, 0, type, 0, &p7default_tt, NULL);
 
-ASN1_NDEF_SEQUENCE(PKCS7) = {
-	ASN1_SIMPLE(PKCS7, type, ASN1_OBJECT),
-	ASN1_ADB_OBJECT(PKCS7)
-}ASN1_NDEF_SEQUENCE_END(PKCS7)
+/* PKCS#7 streaming support */
+static int pk7_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
+                  void *exarg)
+{
+    ASN1_STREAM_ARG *sarg = exarg;
+    PKCS7 **pp7 = (PKCS7 **)pval;
+
+    switch (operation) {
+
+    case ASN1_OP_STREAM_PRE:
+        if (PKCS7_stream(&sarg->boundary, *pp7) <= 0)
+            return 0;
+    case ASN1_OP_DETACHED_PRE:
+        sarg->ndef_bio = PKCS7_dataInit(*pp7, sarg->out);
+        if (!sarg->ndef_bio)
+            return 0;
+        break;
+
+    case ASN1_OP_STREAM_POST:
+    case ASN1_OP_DETACHED_POST:
+        if (PKCS7_dataFinal(*pp7, sarg->ndef_bio) <= 0)
+            return 0;
+        break;
+
+    }
+    return 1;
+}
+
+ASN1_NDEF_SEQUENCE_cb(PKCS7, pk7_cb) = {
+        ASN1_SIMPLE(PKCS7, type, ASN1_OBJECT),
+        ASN1_ADB_OBJECT(PKCS7)
+}ASN1_NDEF_SEQUENCE_END_cb(PKCS7, PKCS7)
 
 IMPLEMENT_ASN1_FUNCTIONS(PKCS7)
+
 IMPLEMENT_ASN1_NDEF_FUNCTION(PKCS7)
+
 IMPLEMENT_ASN1_DUP_FUNCTION(PKCS7)
 
 ASN1_NDEF_SEQUENCE(PKCS7_SIGNED) = {
-	ASN1_SIMPLE(PKCS7_SIGNED, version, ASN1_INTEGER),
-	ASN1_SET_OF(PKCS7_SIGNED, md_algs, X509_ALGOR),
-	ASN1_SIMPLE(PKCS7_SIGNED, contents, PKCS7),
-	ASN1_IMP_SEQUENCE_OF_OPT(PKCS7_SIGNED, cert, X509, 0),
-	ASN1_IMP_SET_OF_OPT(PKCS7_SIGNED, crl, X509_CRL, 1),
-	ASN1_SET_OF(PKCS7_SIGNED, signer_info, PKCS7_SIGNER_INFO)
+        ASN1_SIMPLE(PKCS7_SIGNED, version, ASN1_INTEGER),
+        ASN1_SET_OF(PKCS7_SIGNED, md_algs, X509_ALGOR),
+        ASN1_SIMPLE(PKCS7_SIGNED, contents, PKCS7),
+        ASN1_IMP_SEQUENCE_OF_OPT(PKCS7_SIGNED, cert, X509, 0),
+        ASN1_IMP_SET_OF_OPT(PKCS7_SIGNED, crl, X509_CRL, 1),
+        ASN1_SET_OF(PKCS7_SIGNED, signer_info, PKCS7_SIGNER_INFO)
 } ASN1_NDEF_SEQUENCE_END(PKCS7_SIGNED)
 
 IMPLEMENT_ASN1_FUNCTIONS(PKCS7_SIGNED)
 
 /* Minor tweak to operation: free up EVP_PKEY */
-static int si_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)
+static int si_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
+                 void *exarg)
 {
-	if(operation == ASN1_OP_FREE_POST) {
-		PKCS7_SIGNER_INFO *si = (PKCS7_SIGNER_INFO *)*pval;
-		EVP_PKEY_free(si->pkey);
-	}
-	return 1;
+    if (operation == ASN1_OP_FREE_POST) {
+        PKCS7_SIGNER_INFO *si = (PKCS7_SIGNER_INFO *)*pval;
+        EVP_PKEY_free(si->pkey);
+    }
+    return 1;
 }
 
 ASN1_SEQUENCE_cb(PKCS7_SIGNER_INFO, si_cb) = {
-	ASN1_SIMPLE(PKCS7_SIGNER_INFO, version, ASN1_INTEGER),
-	ASN1_SIMPLE(PKCS7_SIGNER_INFO, issuer_and_serial, PKCS7_ISSUER_AND_SERIAL),
-	ASN1_SIMPLE(PKCS7_SIGNER_INFO, digest_alg, X509_ALGOR),
-	/* NB this should be a SET OF but we use a SEQUENCE OF so the
-	 * original order * is retained when the structure is reencoded.
-	 * Since the attributes are implicitly tagged this will not affect
-	 * the encoding.
-	 */
-	ASN1_IMP_SEQUENCE_OF_OPT(PKCS7_SIGNER_INFO, auth_attr, X509_ATTRIBUTE, 0),
-	ASN1_SIMPLE(PKCS7_SIGNER_INFO, digest_enc_alg, X509_ALGOR),
-	ASN1_SIMPLE(PKCS7_SIGNER_INFO, enc_digest, ASN1_OCTET_STRING),
-	ASN1_IMP_SET_OF_OPT(PKCS7_SIGNER_INFO, unauth_attr, X509_ATTRIBUTE, 1)
+        ASN1_SIMPLE(PKCS7_SIGNER_INFO, version, ASN1_INTEGER),
+        ASN1_SIMPLE(PKCS7_SIGNER_INFO, issuer_and_serial, PKCS7_ISSUER_AND_SERIAL),
+        ASN1_SIMPLE(PKCS7_SIGNER_INFO, digest_alg, X509_ALGOR),
+        /* NB this should be a SET OF but we use a SEQUENCE OF so the
+         * original order * is retained when the structure is reencoded.
+         * Since the attributes are implicitly tagged this will not affect
+         * the encoding.
+         */
+        ASN1_IMP_SEQUENCE_OF_OPT(PKCS7_SIGNER_INFO, auth_attr, X509_ATTRIBUTE, 0),
+        ASN1_SIMPLE(PKCS7_SIGNER_INFO, digest_enc_alg, X509_ALGOR),
+        ASN1_SIMPLE(PKCS7_SIGNER_INFO, enc_digest, ASN1_OCTET_STRING),
+        ASN1_IMP_SET_OF_OPT(PKCS7_SIGNER_INFO, unauth_attr, X509_ATTRIBUTE, 1)
 } ASN1_SEQUENCE_END_cb(PKCS7_SIGNER_INFO, PKCS7_SIGNER_INFO)
 
 IMPLEMENT_ASN1_FUNCTIONS(PKCS7_SIGNER_INFO)
 
 ASN1_SEQUENCE(PKCS7_ISSUER_AND_SERIAL) = {
-	ASN1_SIMPLE(PKCS7_ISSUER_AND_SERIAL, issuer, X509_NAME),
-	ASN1_SIMPLE(PKCS7_ISSUER_AND_SERIAL, serial, ASN1_INTEGER)
+        ASN1_SIMPLE(PKCS7_ISSUER_AND_SERIAL, issuer, X509_NAME),
+        ASN1_SIMPLE(PKCS7_ISSUER_AND_SERIAL, serial, ASN1_INTEGER)
 } ASN1_SEQUENCE_END(PKCS7_ISSUER_AND_SERIAL)
 
 IMPLEMENT_ASN1_FUNCTIONS(PKCS7_ISSUER_AND_SERIAL)
 
 ASN1_NDEF_SEQUENCE(PKCS7_ENVELOPE) = {
-	ASN1_SIMPLE(PKCS7_ENVELOPE, version, ASN1_INTEGER),
-	ASN1_SET_OF(PKCS7_ENVELOPE, recipientinfo, PKCS7_RECIP_INFO),
-	ASN1_SIMPLE(PKCS7_ENVELOPE, enc_data, PKCS7_ENC_CONTENT)
+        ASN1_SIMPLE(PKCS7_ENVELOPE, version, ASN1_INTEGER),
+        ASN1_SET_OF(PKCS7_ENVELOPE, recipientinfo, PKCS7_RECIP_INFO),
+        ASN1_SIMPLE(PKCS7_ENVELOPE, enc_data, PKCS7_ENC_CONTENT)
 } ASN1_NDEF_SEQUENCE_END(PKCS7_ENVELOPE)
 
 IMPLEMENT_ASN1_FUNCTIONS(PKCS7_ENVELOPE)
 
 /* Minor tweak to operation: free up X509 */
-static int ri_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it)
+static int ri_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
+                 void *exarg)
 {
-	if(operation == ASN1_OP_FREE_POST) {
-		PKCS7_RECIP_INFO *ri = (PKCS7_RECIP_INFO *)*pval;
-		X509_free(ri->cert);
-	}
-	return 1;
+    if (operation == ASN1_OP_FREE_POST) {
+        PKCS7_RECIP_INFO *ri = (PKCS7_RECIP_INFO *)*pval;
+        X509_free(ri->cert);
+    }
+    return 1;
 }
 
 ASN1_SEQUENCE_cb(PKCS7_RECIP_INFO, ri_cb) = {
-	ASN1_SIMPLE(PKCS7_RECIP_INFO, version, ASN1_INTEGER),
-	ASN1_SIMPLE(PKCS7_RECIP_INFO, issuer_and_serial, PKCS7_ISSUER_AND_SERIAL),
-	ASN1_SIMPLE(PKCS7_RECIP_INFO, key_enc_algor, X509_ALGOR),
-	ASN1_SIMPLE(PKCS7_RECIP_INFO, enc_key, ASN1_OCTET_STRING)
+        ASN1_SIMPLE(PKCS7_RECIP_INFO, version, ASN1_INTEGER),
+        ASN1_SIMPLE(PKCS7_RECIP_INFO, issuer_and_serial, PKCS7_ISSUER_AND_SERIAL),
+        ASN1_SIMPLE(PKCS7_RECIP_INFO, key_enc_algor, X509_ALGOR),
+        ASN1_SIMPLE(PKCS7_RECIP_INFO, enc_key, ASN1_OCTET_STRING)
 } ASN1_SEQUENCE_END_cb(PKCS7_RECIP_INFO, PKCS7_RECIP_INFO)
 
 IMPLEMENT_ASN1_FUNCTIONS(PKCS7_RECIP_INFO)
 
 ASN1_NDEF_SEQUENCE(PKCS7_ENC_CONTENT) = {
-	ASN1_SIMPLE(PKCS7_ENC_CONTENT, content_type, ASN1_OBJECT),
-	ASN1_SIMPLE(PKCS7_ENC_CONTENT, algorithm, X509_ALGOR),
-	ASN1_IMP_OPT(PKCS7_ENC_CONTENT, enc_data, ASN1_OCTET_STRING, 0)
+        ASN1_SIMPLE(PKCS7_ENC_CONTENT, content_type, ASN1_OBJECT),
+        ASN1_SIMPLE(PKCS7_ENC_CONTENT, algorithm, X509_ALGOR),
+        ASN1_IMP_OPT(PKCS7_ENC_CONTENT, enc_data, ASN1_OCTET_STRING_NDEF, 0)
 } ASN1_NDEF_SEQUENCE_END(PKCS7_ENC_CONTENT)
 
 IMPLEMENT_ASN1_FUNCTIONS(PKCS7_ENC_CONTENT)
 
 ASN1_NDEF_SEQUENCE(PKCS7_SIGN_ENVELOPE) = {
-	ASN1_SIMPLE(PKCS7_SIGN_ENVELOPE, version, ASN1_INTEGER),
-	ASN1_SET_OF(PKCS7_SIGN_ENVELOPE, recipientinfo, PKCS7_RECIP_INFO),
-	ASN1_SET_OF(PKCS7_SIGN_ENVELOPE, md_algs, X509_ALGOR),
-	ASN1_SIMPLE(PKCS7_SIGN_ENVELOPE, enc_data, PKCS7_ENC_CONTENT),
-	ASN1_IMP_SET_OF_OPT(PKCS7_SIGN_ENVELOPE, cert, X509, 0),
-	ASN1_IMP_SET_OF_OPT(PKCS7_SIGN_ENVELOPE, crl, X509_CRL, 1),
-	ASN1_SET_OF(PKCS7_SIGN_ENVELOPE, signer_info, PKCS7_SIGNER_INFO)
+        ASN1_SIMPLE(PKCS7_SIGN_ENVELOPE, version, ASN1_INTEGER),
+        ASN1_SET_OF(PKCS7_SIGN_ENVELOPE, recipientinfo, PKCS7_RECIP_INFO),
+        ASN1_SET_OF(PKCS7_SIGN_ENVELOPE, md_algs, X509_ALGOR),
+        ASN1_SIMPLE(PKCS7_SIGN_ENVELOPE, enc_data, PKCS7_ENC_CONTENT),
+        ASN1_IMP_SET_OF_OPT(PKCS7_SIGN_ENVELOPE, cert, X509, 0),
+        ASN1_IMP_SET_OF_OPT(PKCS7_SIGN_ENVELOPE, crl, X509_CRL, 1),
+        ASN1_SET_OF(PKCS7_SIGN_ENVELOPE, signer_info, PKCS7_SIGNER_INFO)
 } ASN1_NDEF_SEQUENCE_END(PKCS7_SIGN_ENVELOPE)
 
 IMPLEMENT_ASN1_FUNCTIONS(PKCS7_SIGN_ENVELOPE)
 
 ASN1_NDEF_SEQUENCE(PKCS7_ENCRYPT) = {
-	ASN1_SIMPLE(PKCS7_ENCRYPT, version, ASN1_INTEGER),
-	ASN1_SIMPLE(PKCS7_ENCRYPT, enc_data, PKCS7_ENC_CONTENT)
+        ASN1_SIMPLE(PKCS7_ENCRYPT, version, ASN1_INTEGER),
+        ASN1_SIMPLE(PKCS7_ENCRYPT, enc_data, PKCS7_ENC_CONTENT)
 } ASN1_NDEF_SEQUENCE_END(PKCS7_ENCRYPT)
 
 IMPLEMENT_ASN1_FUNCTIONS(PKCS7_ENCRYPT)
 
 ASN1_NDEF_SEQUENCE(PKCS7_DIGEST) = {
-	ASN1_SIMPLE(PKCS7_DIGEST, version, ASN1_INTEGER),
-	ASN1_SIMPLE(PKCS7_DIGEST, md, X509_ALGOR),
-	ASN1_SIMPLE(PKCS7_DIGEST, contents, PKCS7),
-	ASN1_SIMPLE(PKCS7_DIGEST, digest, ASN1_OCTET_STRING)
+        ASN1_SIMPLE(PKCS7_DIGEST, version, ASN1_INTEGER),
+        ASN1_SIMPLE(PKCS7_DIGEST, md, X509_ALGOR),
+        ASN1_SIMPLE(PKCS7_DIGEST, contents, PKCS7),
+        ASN1_SIMPLE(PKCS7_DIGEST, digest, ASN1_OCTET_STRING)
 } ASN1_NDEF_SEQUENCE_END(PKCS7_DIGEST)
 
 IMPLEMENT_ASN1_FUNCTIONS(PKCS7_DIGEST)
 
 /* Specials for authenticated attributes */
 
-/* When signing attributes we want to reorder them to match the sorted
+/*
+ * When signing attributes we want to reorder them to match the sorted
  * encoding.
  */
 
-ASN1_ITEM_TEMPLATE(PKCS7_ATTR_SIGN) = 
-	ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SET_ORDER, 0, PKCS7_ATTRIBUTES, X509_ATTRIBUTE)
+ASN1_ITEM_TEMPLATE(PKCS7_ATTR_SIGN) =
+        ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SET_ORDER, 0, PKCS7_ATTRIBUTES, X509_ATTRIBUTE)
 ASN1_ITEM_TEMPLATE_END(PKCS7_ATTR_SIGN)
 
-/* When verifying attributes we need to use the received order. So 
- * we use SEQUENCE OF and tag it to SET OF
+/*
+ * When verifying attributes we need to use the received order. So we use
+ * SEQUENCE OF and tag it to SET OF
  */
 
-ASN1_ITEM_TEMPLATE(PKCS7_ATTR_VERIFY) = 
-	ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF | ASN1_TFLG_IMPTAG | ASN1_TFLG_UNIVERSAL,
-				V_ASN1_SET, PKCS7_ATTRIBUTES, X509_ATTRIBUTE)
+ASN1_ITEM_TEMPLATE(PKCS7_ATTR_VERIFY) =
+        ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF | ASN1_TFLG_IMPTAG | ASN1_TFLG_UNIVERSAL,
+                                V_ASN1_SET, PKCS7_ATTRIBUTES, X509_ATTRIBUTE)
 ASN1_ITEM_TEMPLATE_END(PKCS7_ATTR_VERIFY)
+
+IMPLEMENT_ASN1_PRINT_FUNCTION(PKCS7)
diff --git a/Cryptlib/OpenSSL/crypto/pkcs7/pk7_attr.c b/Cryptlib/OpenSSL/crypto/pkcs7/pk7_attr.c
index d5497171..88922efe 100644
--- a/Cryptlib/OpenSSL/crypto/pkcs7/pk7_attr.c
+++ b/Cryptlib/OpenSSL/crypto/pkcs7/pk7_attr.c
@@ -1,6 +1,7 @@
 /* pk7_attr.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 2001.
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
+ * 2001.
  */
 /* ====================================================================
  * Copyright (c) 2001-2004 The OpenSSL Project.  All rights reserved.
@@ -10,7 +11,7 @@
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
+ *    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
@@ -60,82 +61,105 @@
 #include <stdlib.h>
 #include <openssl/bio.h>
 #include <openssl/asn1.h>
+#include <openssl/asn1t.h>
 #include <openssl/pem.h>
 #include <openssl/pkcs7.h>
 #include <openssl/x509.h>
 #include <openssl/err.h>
 
-int PKCS7_add_attrib_smimecap(PKCS7_SIGNER_INFO *si, STACK_OF(X509_ALGOR) *cap)
+int PKCS7_add_attrib_smimecap(PKCS7_SIGNER_INFO *si,
+                              STACK_OF(X509_ALGOR) *cap)
 {
-	ASN1_STRING *seq;
-	unsigned char *p, *pp;
-	int len;
-	len=i2d_ASN1_SET_OF_X509_ALGOR(cap,NULL,i2d_X509_ALGOR,
-				       V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL,
-				       IS_SEQUENCE);
-	if(!(pp=(unsigned char *)OPENSSL_malloc(len))) {
-		PKCS7err(PKCS7_F_PKCS7_ADD_ATTRIB_SMIMECAP,ERR_R_MALLOC_FAILURE);
-		return 0;
-	}
-	p=pp;
-	i2d_ASN1_SET_OF_X509_ALGOR(cap,&p,i2d_X509_ALGOR, V_ASN1_SEQUENCE,
-				   V_ASN1_UNIVERSAL, IS_SEQUENCE);
-	if(!(seq = ASN1_STRING_new())) {
-		PKCS7err(PKCS7_F_PKCS7_ADD_ATTRIB_SMIMECAP,ERR_R_MALLOC_FAILURE);
-		return 0;
-	}
-	if(!ASN1_STRING_set (seq, pp, len)) {
-		PKCS7err(PKCS7_F_PKCS7_ADD_ATTRIB_SMIMECAP,ERR_R_MALLOC_FAILURE);
-		return 0;
-	}
-	OPENSSL_free (pp);
-        return PKCS7_add_signed_attribute(si, NID_SMIMECapabilities,
-							V_ASN1_SEQUENCE, seq);
+    ASN1_STRING *seq;
+    if (!(seq = ASN1_STRING_new())) {
+        PKCS7err(PKCS7_F_PKCS7_ADD_ATTRIB_SMIMECAP, ERR_R_MALLOC_FAILURE);
+        return 0;
+    }
+    seq->length = ASN1_item_i2d((ASN1_VALUE *)cap, &seq->data,
+                                ASN1_ITEM_rptr(X509_ALGORS));
+    return PKCS7_add_signed_attribute(si, NID_SMIMECapabilities,
+                                      V_ASN1_SEQUENCE, seq);
 }
 
 STACK_OF(X509_ALGOR) *PKCS7_get_smimecap(PKCS7_SIGNER_INFO *si)
-	{
-	ASN1_TYPE *cap;
-	const unsigned char *p;
+{
+    ASN1_TYPE *cap;
+    const unsigned char *p;
 
-	cap = PKCS7_get_signed_attribute(si, NID_SMIMECapabilities);
-	if (!cap || (cap->type != V_ASN1_SEQUENCE))
-		return NULL;
-	p = cap->value.sequence->data;
-	return d2i_ASN1_SET_OF_X509_ALGOR(NULL, &p,
-					  cap->value.sequence->length,
-					  d2i_X509_ALGOR, X509_ALGOR_free,
-					  V_ASN1_SEQUENCE, V_ASN1_UNIVERSAL);
-	}
+    cap = PKCS7_get_signed_attribute(si, NID_SMIMECapabilities);
+    if (!cap || (cap->type != V_ASN1_SEQUENCE))
+        return NULL;
+    p = cap->value.sequence->data;
+    return (STACK_OF(X509_ALGOR) *)
+        ASN1_item_d2i(NULL, &p, cap->value.sequence->length,
+                      ASN1_ITEM_rptr(X509_ALGORS));
+}
 
 /* Basic smime-capabilities OID and optional integer arg */
 int PKCS7_simple_smimecap(STACK_OF(X509_ALGOR) *sk, int nid, int arg)
 {
-	X509_ALGOR *alg;
+    X509_ALGOR *alg;
+
+    if (!(alg = X509_ALGOR_new())) {
+        PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP, ERR_R_MALLOC_FAILURE);
+        return 0;
+    }
+    ASN1_OBJECT_free(alg->algorithm);
+    alg->algorithm = OBJ_nid2obj(nid);
+    if (arg > 0) {
+        ASN1_INTEGER *nbit;
+        if (!(alg->parameter = ASN1_TYPE_new())) {
+            PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP, ERR_R_MALLOC_FAILURE);
+            return 0;
+        }
+        if (!(nbit = ASN1_INTEGER_new())) {
+            PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP, ERR_R_MALLOC_FAILURE);
+            return 0;
+        }
+        if (!ASN1_INTEGER_set(nbit, arg)) {
+            PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP, ERR_R_MALLOC_FAILURE);
+            return 0;
+        }
+        alg->parameter->value.integer = nbit;
+        alg->parameter->type = V_ASN1_INTEGER;
+    }
+    sk_X509_ALGOR_push(sk, alg);
+    return 1;
+}
 
-	if(!(alg = X509_ALGOR_new())) {
-		PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAILURE);
-		return 0;
-	}
-	ASN1_OBJECT_free(alg->algorithm);
-	alg->algorithm = OBJ_nid2obj (nid);
-	if (arg > 0) {
-		ASN1_INTEGER *nbit;
-		if(!(alg->parameter = ASN1_TYPE_new())) {
-			PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAILURE);
-			return 0;
-		}
-		if(!(nbit = ASN1_INTEGER_new())) {
-			PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAILURE);
-			return 0;
-		}
-		if(!ASN1_INTEGER_set (nbit, arg)) {
-			PKCS7err(PKCS7_F_PKCS7_SIMPLE_SMIMECAP,ERR_R_MALLOC_FAILURE);
-			return 0;
-		}
-		alg->parameter->value.integer = nbit;
-		alg->parameter->type = V_ASN1_INTEGER;
-	}
-	sk_X509_ALGOR_push (sk, alg);
-	return 1;
+int PKCS7_add_attrib_content_type(PKCS7_SIGNER_INFO *si, ASN1_OBJECT *coid)
+{
+    if (PKCS7_get_signed_attribute(si, NID_pkcs9_contentType))
+        return 0;
+    if (!coid)
+        coid = OBJ_nid2obj(NID_pkcs7_data);
+    return PKCS7_add_signed_attribute(si, NID_pkcs9_contentType,
+                                      V_ASN1_OBJECT, coid);
+}
+
+int PKCS7_add0_attrib_signing_time(PKCS7_SIGNER_INFO *si, ASN1_TIME *t)
+{
+    if (!t && !(t = X509_gmtime_adj(NULL, 0))) {
+        PKCS7err(PKCS7_F_PKCS7_ADD0_ATTRIB_SIGNING_TIME,
+                 ERR_R_MALLOC_FAILURE);
+        return 0;
+    }
+    return PKCS7_add_signed_attribute(si, NID_pkcs9_signingTime,
+                                      V_ASN1_UTCTIME, t);
+}
+
+int PKCS7_add1_attrib_digest(PKCS7_SIGNER_INFO *si,
+                             const unsigned char *md, int mdlen)
+{
+    ASN1_OCTET_STRING *os;
+    os = ASN1_OCTET_STRING_new();
+    if (!os)
+        return 0;
+    if (!ASN1_STRING_set(os, md, mdlen)
+        || !PKCS7_add_signed_attribute(si, NID_pkcs9_messageDigest,
+                                       V_ASN1_OCTET_STRING, os)) {
+        ASN1_OCTET_STRING_free(os);
+        return 0;
+    }
+    return 1;
 }
diff --git a/Cryptlib/OpenSSL/crypto/pkcs7/pk7_doit.c b/Cryptlib/OpenSSL/crypto/pkcs7/pk7_doit.c
index 8b3024e7..c8d7db01 100644
--- a/Cryptlib/OpenSSL/crypto/pkcs7/pk7_doit.c
+++ b/Cryptlib/OpenSSL/crypto/pkcs7/pk7_doit.c
@@ -5,21 +5,21 @@
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
- * 
+ *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
+ *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ -34,10 +34,10 @@
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
+ * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
  * 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.
- * 
+ *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
@@ -65,1113 +65,1230 @@
 #include <openssl/err.h>
 
 static int add_attribute(STACK_OF(X509_ATTRIBUTE) **sk, int nid, int atrtype,
-			 void *value);
+                         void *value);
 static ASN1_TYPE *get_attribute(STACK_OF(X509_ATTRIBUTE) *sk, int nid);
 
-static int PKCS7_type_is_other(PKCS7* p7)
-	{
-	int isOther=1;
-	
-	int nid=OBJ_obj2nid(p7->type);
-
-	switch( nid )
-		{
-	case NID_pkcs7_data:
-	case NID_pkcs7_signed:
-	case NID_pkcs7_enveloped:
-	case NID_pkcs7_signedAndEnveloped:
-	case NID_pkcs7_digest:
-	case NID_pkcs7_encrypted:
-		isOther=0;
-		break;
-	default:
-		isOther=1;
-		}
-
-	return isOther;
-
-	}
+static int PKCS7_type_is_other(PKCS7 *p7)
+{
+    int isOther = 1;
+
+    int nid = OBJ_obj2nid(p7->type);
+
+    switch (nid) {
+    case NID_pkcs7_data:
+    case NID_pkcs7_signed:
+    case NID_pkcs7_enveloped:
+    case NID_pkcs7_signedAndEnveloped:
+    case NID_pkcs7_digest:
+    case NID_pkcs7_encrypted:
+        isOther = 0;
+        break;
+    default:
+        isOther = 1;
+    }
+
+    return isOther;
+
+}
 
 static ASN1_OCTET_STRING *PKCS7_get_octet_string(PKCS7 *p7)
-	{
-	if ( PKCS7_type_is_data(p7))
-		return p7->d.data;
-	if ( PKCS7_type_is_other(p7) && p7->d.other
-		&& (p7->d.other->type == V_ASN1_OCTET_STRING))
-		return p7->d.other->value.octet_string;
-	return NULL;
-	}
+{
+    if (PKCS7_type_is_data(p7))
+        return p7->d.data;
+    if (PKCS7_type_is_other(p7) && p7->d.other
+        && (p7->d.other->type == V_ASN1_OCTET_STRING))
+        return p7->d.other->value.octet_string;
+    return NULL;
+}
 
 static int PKCS7_bio_add_digest(BIO **pbio, X509_ALGOR *alg)
-	{
-	BIO *btmp;
-	const EVP_MD *md;
-	if ((btmp=BIO_new(BIO_f_md())) == NULL)
-		{
-		PKCS7err(PKCS7_F_PKCS7_BIO_ADD_DIGEST,ERR_R_BIO_LIB);
-		goto err;
-		}
-
-	md=EVP_get_digestbyobj(alg->algorithm);
-	if (md == NULL)
-		{
-		PKCS7err(PKCS7_F_PKCS7_BIO_ADD_DIGEST,PKCS7_R_UNKNOWN_DIGEST_TYPE);
-		goto err;
-		}
-
-	BIO_set_md(btmp,md);
-	if (*pbio == NULL)
-		*pbio=btmp;
-	else if (!BIO_push(*pbio,btmp))
-		{
-		PKCS7err(PKCS7_F_PKCS7_BIO_ADD_DIGEST,ERR_R_BIO_LIB);
-		goto err;
-		}
-	btmp=NULL;
-
-	return 1;
-
-	err:
-	if (btmp)
-		BIO_free(btmp);
-	return 0;
-
-	}
+{
+    BIO *btmp;
+    const EVP_MD *md;
+    if ((btmp = BIO_new(BIO_f_md())) == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_BIO_ADD_DIGEST, ERR_R_BIO_LIB);
+        goto err;
+    }
+
+    md = EVP_get_digestbyobj(alg->algorithm);
+    if (md == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_BIO_ADD_DIGEST, PKCS7_R_UNKNOWN_DIGEST_TYPE);
+        goto err;
+    }
+
+    BIO_set_md(btmp, md);
+    if (*pbio == NULL)
+        *pbio = btmp;
+    else if (!BIO_push(*pbio, btmp)) {
+        PKCS7err(PKCS7_F_PKCS7_BIO_ADD_DIGEST, ERR_R_BIO_LIB);
+        goto err;
+    }
+    btmp = NULL;
+
+    return 1;
+
+ err:
+    if (btmp)
+        BIO_free(btmp);
+    return 0;
+
+}
+
+static int pkcs7_encode_rinfo(PKCS7_RECIP_INFO *ri,
+                              unsigned char *key, int keylen)
+{
+    EVP_PKEY_CTX *pctx = NULL;
+    EVP_PKEY *pkey = NULL;
+    unsigned char *ek = NULL;
+    int ret = 0;
+    size_t eklen;
+
+    pkey = X509_get_pubkey(ri->cert);
+
+    if (!pkey)
+        return 0;
+
+    pctx = EVP_PKEY_CTX_new(pkey, NULL);
+    if (!pctx)
+        return 0;
+
+    if (EVP_PKEY_encrypt_init(pctx) <= 0)
+        goto err;
+
+    if (EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_ENCRYPT,
+                          EVP_PKEY_CTRL_PKCS7_ENCRYPT, 0, ri) <= 0) {
+        PKCS7err(PKCS7_F_PKCS7_ENCODE_RINFO, PKCS7_R_CTRL_ERROR);
+        goto err;
+    }
+
+    if (EVP_PKEY_encrypt(pctx, NULL, &eklen, key, keylen) <= 0)
+        goto err;
+
+    ek = OPENSSL_malloc(eklen);
+
+    if (ek == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_ENCODE_RINFO, ERR_R_MALLOC_FAILURE);
+        goto err;
+    }
+
+    if (EVP_PKEY_encrypt(pctx, ek, &eklen, key, keylen) <= 0)
+        goto err;
+
+    ASN1_STRING_set0(ri->enc_key, ek, eklen);
+    ek = NULL;
+
+    ret = 1;
+
+ err:
+    if (pkey)
+        EVP_PKEY_free(pkey);
+    if (pctx)
+        EVP_PKEY_CTX_free(pctx);
+    if (ek)
+        OPENSSL_free(ek);
+    return ret;
+
+}
+
+static int pkcs7_decrypt_rinfo(unsigned char **pek, int *peklen,
+                               PKCS7_RECIP_INFO *ri, EVP_PKEY *pkey)
+{
+    EVP_PKEY_CTX *pctx = NULL;
+    unsigned char *ek = NULL;
+    size_t eklen;
+
+    int ret = -1;
+
+    pctx = EVP_PKEY_CTX_new(pkey, NULL);
+    if (!pctx)
+        return -1;
+
+    if (EVP_PKEY_decrypt_init(pctx) <= 0)
+        goto err;
+
+    if (EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_DECRYPT,
+                          EVP_PKEY_CTRL_PKCS7_DECRYPT, 0, ri) <= 0) {
+        PKCS7err(PKCS7_F_PKCS7_DECRYPT_RINFO, PKCS7_R_CTRL_ERROR);
+        goto err;
+    }
+
+    if (EVP_PKEY_decrypt(pctx, NULL, &eklen,
+                         ri->enc_key->data, ri->enc_key->length) <= 0)
+        goto err;
+
+    ek = OPENSSL_malloc(eklen);
+
+    if (ek == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_DECRYPT_RINFO, ERR_R_MALLOC_FAILURE);
+        goto err;
+    }
+
+    if (EVP_PKEY_decrypt(pctx, ek, &eklen,
+                         ri->enc_key->data, ri->enc_key->length) <= 0) {
+        ret = 0;
+        PKCS7err(PKCS7_F_PKCS7_DECRYPT_RINFO, ERR_R_EVP_LIB);
+        goto err;
+    }
+
+    ret = 1;
+
+    if (*pek) {
+        OPENSSL_cleanse(*pek, *peklen);
+        OPENSSL_free(*pek);
+    }
+
+    *pek = ek;
+    *peklen = eklen;
+
+ err:
+    if (pctx)
+        EVP_PKEY_CTX_free(pctx);
+    if (!ret && ek)
+        OPENSSL_free(ek);
+
+    return ret;
+}
 
 BIO *PKCS7_dataInit(PKCS7 *p7, BIO *bio)
-	{
-	int i;
-	BIO *out=NULL,*btmp=NULL;
-	X509_ALGOR *xa = NULL;
-	const EVP_CIPHER *evp_cipher=NULL;
-	STACK_OF(X509_ALGOR) *md_sk=NULL;
-	STACK_OF(PKCS7_RECIP_INFO) *rsk=NULL;
-	X509_ALGOR *xalg=NULL;
-	PKCS7_RECIP_INFO *ri=NULL;
-	EVP_PKEY *pkey;
-	ASN1_OCTET_STRING *os=NULL;
-
-	i=OBJ_obj2nid(p7->type);
-	p7->state=PKCS7_S_HEADER;
-
-	switch (i)
-		{
-	case NID_pkcs7_signed:
-		md_sk=p7->d.sign->md_algs;
-		os = PKCS7_get_octet_string(p7->d.sign->contents);
-		break;
-	case NID_pkcs7_signedAndEnveloped:
-		rsk=p7->d.signed_and_enveloped->recipientinfo;
-		md_sk=p7->d.signed_and_enveloped->md_algs;
-		xalg=p7->d.signed_and_enveloped->enc_data->algorithm;
-		evp_cipher=p7->d.signed_and_enveloped->enc_data->cipher;
-		if (evp_cipher == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_DATAINIT,
-						PKCS7_R_CIPHER_NOT_INITIALIZED);
-			goto err;
-			}
-		break;
-	case NID_pkcs7_enveloped:
-		rsk=p7->d.enveloped->recipientinfo;
-		xalg=p7->d.enveloped->enc_data->algorithm;
-		evp_cipher=p7->d.enveloped->enc_data->cipher;
-		if (evp_cipher == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_DATAINIT,
-						PKCS7_R_CIPHER_NOT_INITIALIZED);
-			goto err;
-			}
-		break;
-	case NID_pkcs7_digest:
-		xa = p7->d.digest->md;
-		os = PKCS7_get_octet_string(p7->d.digest->contents);
-		break;
-	default:
-		PKCS7err(PKCS7_F_PKCS7_DATAINIT,PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
-	        goto err;
-		}
-
-	for (i=0; i<sk_X509_ALGOR_num(md_sk); i++)
-		if (!PKCS7_bio_add_digest(&out, sk_X509_ALGOR_value(md_sk, i)))
-			goto err;
-
-	if (xa && !PKCS7_bio_add_digest(&out, xa))
-			goto err;
-
-	if (evp_cipher != NULL)
-		{
-		unsigned char key[EVP_MAX_KEY_LENGTH];
-		unsigned char iv[EVP_MAX_IV_LENGTH];
-		int keylen,ivlen;
-		int jj,max;
-		unsigned char *tmp;
-		EVP_CIPHER_CTX *ctx;
-
-		if ((btmp=BIO_new(BIO_f_cipher())) == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_DATAINIT,ERR_R_BIO_LIB);
-			goto err;
-			}
-		BIO_get_cipher_ctx(btmp, &ctx);
-		keylen=EVP_CIPHER_key_length(evp_cipher);
-		ivlen=EVP_CIPHER_iv_length(evp_cipher);
-		xalg->algorithm = OBJ_nid2obj(EVP_CIPHER_type(evp_cipher));
-		if (ivlen > 0)
-			if (RAND_pseudo_bytes(iv,ivlen) <= 0)
-				goto err;
-		if (EVP_CipherInit_ex(ctx, evp_cipher, NULL, NULL, NULL, 1)<=0)
-			goto err;
-		if (EVP_CIPHER_CTX_rand_key(ctx, key) <= 0)
-			goto err;
-		if (EVP_CipherInit_ex(ctx, NULL, NULL, key, iv, 1) <= 0)
-			goto err;
-
-		if (ivlen > 0) {
-			if (xalg->parameter == NULL) {
-				xalg->parameter = ASN1_TYPE_new();
-				if (xalg->parameter == NULL)
-					goto err;
-			}
-			if(EVP_CIPHER_param_to_asn1(ctx, xalg->parameter) < 0)
-			       goto err;
-		}
-
-		/* Lets do the pub key stuff :-) */
-		max=0;
-		for (i=0; i<sk_PKCS7_RECIP_INFO_num(rsk); i++)
-			{
-			ri=sk_PKCS7_RECIP_INFO_value(rsk,i);
-			if (ri->cert == NULL)
-				{
-				PKCS7err(PKCS7_F_PKCS7_DATAINIT,PKCS7_R_MISSING_CERIPEND_INFO);
-				goto err;
-				}
-			if ((pkey=X509_get_pubkey(ri->cert)) == NULL)
-				goto err;
-			jj=EVP_PKEY_size(pkey);
-			EVP_PKEY_free(pkey);
-			if (max < jj) max=jj;
-			}
-		if ((tmp=(unsigned char *)OPENSSL_malloc(max)) == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_DATAINIT,ERR_R_MALLOC_FAILURE);
-			goto err;
-			}
-		for (i=0; i<sk_PKCS7_RECIP_INFO_num(rsk); i++)
-			{
-			ri=sk_PKCS7_RECIP_INFO_value(rsk,i);
-			if ((pkey=X509_get_pubkey(ri->cert)) == NULL)
-				goto err;
-			jj=EVP_PKEY_encrypt(tmp,key,keylen,pkey);
-			EVP_PKEY_free(pkey);
-			if (jj <= 0)
-				{
-				PKCS7err(PKCS7_F_PKCS7_DATAINIT,ERR_R_EVP_LIB);
-				OPENSSL_free(tmp);
-				goto err;
-				}
-			if (!M_ASN1_OCTET_STRING_set(ri->enc_key,tmp,jj))
-				{
-				PKCS7err(PKCS7_F_PKCS7_DATAINIT,
-					ERR_R_MALLOC_FAILURE);
-				OPENSSL_free(tmp);
-				goto err;
-				}
-			}
-		OPENSSL_free(tmp);
-		OPENSSL_cleanse(key, keylen);
-
-		if (out == NULL)
-			out=btmp;
-		else
-			BIO_push(out,btmp);
-		btmp=NULL;
-		}
-
-	if (bio == NULL)
-		{
-		if (PKCS7_is_detached(p7))
-			bio=BIO_new(BIO_s_null());
-		else if (os && os->length > 0)
-			bio = BIO_new_mem_buf(os->data, os->length);
-		if(bio == NULL)
-			{
-			bio=BIO_new(BIO_s_mem());
-			if (bio == NULL)
-				goto err;
-			BIO_set_mem_eof_return(bio,0);
-			}
-		}
-	BIO_push(out,bio);
-	bio=NULL;
-	if (0)
-		{
-err:
-		if (out != NULL)
-			BIO_free_all(out);
-		if (btmp != NULL)
-			BIO_free_all(btmp);
-		out=NULL;
-		}
-	return(out);
-	}
+{
+    int i;
+    BIO *out = NULL, *btmp = NULL;
+    X509_ALGOR *xa = NULL;
+    const EVP_CIPHER *evp_cipher = NULL;
+    STACK_OF(X509_ALGOR) *md_sk = NULL;
+    STACK_OF(PKCS7_RECIP_INFO) *rsk = NULL;
+    X509_ALGOR *xalg = NULL;
+    PKCS7_RECIP_INFO *ri = NULL;
+    ASN1_OCTET_STRING *os = NULL;
+
+    if (p7 == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_DATAINIT, PKCS7_R_INVALID_NULL_POINTER);
+        return NULL;
+    }
+    /*
+     * The content field in the PKCS7 ContentInfo is optional, but that really
+     * only applies to inner content (precisely, detached signatures).
+     *
+     * When reading content, missing outer content is therefore treated as an
+     * error.
+     *
+     * When creating content, PKCS7_content_new() must be called before
+     * calling this method, so a NULL p7->d is always an error.
+     */
+    if (p7->d.ptr == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_DATAINIT, PKCS7_R_NO_CONTENT);
+        return NULL;
+    }
+
+    i = OBJ_obj2nid(p7->type);
+    p7->state = PKCS7_S_HEADER;
+
+    switch (i) {
+    case NID_pkcs7_signed:
+        md_sk = p7->d.sign->md_algs;
+        os = PKCS7_get_octet_string(p7->d.sign->contents);
+        break;
+    case NID_pkcs7_signedAndEnveloped:
+        rsk = p7->d.signed_and_enveloped->recipientinfo;
+        md_sk = p7->d.signed_and_enveloped->md_algs;
+        xalg = p7->d.signed_and_enveloped->enc_data->algorithm;
+        evp_cipher = p7->d.signed_and_enveloped->enc_data->cipher;
+        if (evp_cipher == NULL) {
+            PKCS7err(PKCS7_F_PKCS7_DATAINIT, PKCS7_R_CIPHER_NOT_INITIALIZED);
+            goto err;
+        }
+        break;
+    case NID_pkcs7_enveloped:
+        rsk = p7->d.enveloped->recipientinfo;
+        xalg = p7->d.enveloped->enc_data->algorithm;
+        evp_cipher = p7->d.enveloped->enc_data->cipher;
+        if (evp_cipher == NULL) {
+            PKCS7err(PKCS7_F_PKCS7_DATAINIT, PKCS7_R_CIPHER_NOT_INITIALIZED);
+            goto err;
+        }
+        break;
+    case NID_pkcs7_digest:
+        xa = p7->d.digest->md;
+        os = PKCS7_get_octet_string(p7->d.digest->contents);
+        break;
+    case NID_pkcs7_data:
+        break;
+    default:
+        PKCS7err(PKCS7_F_PKCS7_DATAINIT, PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
+        goto err;
+    }
+
+    for (i = 0; i < sk_X509_ALGOR_num(md_sk); i++)
+        if (!PKCS7_bio_add_digest(&out, sk_X509_ALGOR_value(md_sk, i)))
+            goto err;
+
+    if (xa && !PKCS7_bio_add_digest(&out, xa))
+        goto err;
+
+    if (evp_cipher != NULL) {
+        unsigned char key[EVP_MAX_KEY_LENGTH];
+        unsigned char iv[EVP_MAX_IV_LENGTH];
+        int keylen, ivlen;
+        EVP_CIPHER_CTX *ctx;
+
+        if ((btmp = BIO_new(BIO_f_cipher())) == NULL) {
+            PKCS7err(PKCS7_F_PKCS7_DATAINIT, ERR_R_BIO_LIB);
+            goto err;
+        }
+        BIO_get_cipher_ctx(btmp, &ctx);
+        keylen = EVP_CIPHER_key_length(evp_cipher);
+        ivlen = EVP_CIPHER_iv_length(evp_cipher);
+        xalg->algorithm = OBJ_nid2obj(EVP_CIPHER_type(evp_cipher));
+        if (ivlen > 0)
+            if (RAND_pseudo_bytes(iv, ivlen) <= 0)
+                goto err;
+        if (EVP_CipherInit_ex(ctx, evp_cipher, NULL, NULL, NULL, 1) <= 0)
+            goto err;
+        if (EVP_CIPHER_CTX_rand_key(ctx, key) <= 0)
+            goto err;
+        if (EVP_CipherInit_ex(ctx, NULL, NULL, key, iv, 1) <= 0)
+            goto err;
+
+        if (ivlen > 0) {
+            if (xalg->parameter == NULL) {
+                xalg->parameter = ASN1_TYPE_new();
+                if (xalg->parameter == NULL)
+                    goto err;
+            }
+            if (EVP_CIPHER_param_to_asn1(ctx, xalg->parameter) < 0)
+                goto err;
+        }
+
+        /* Lets do the pub key stuff :-) */
+        for (i = 0; i < sk_PKCS7_RECIP_INFO_num(rsk); i++) {
+            ri = sk_PKCS7_RECIP_INFO_value(rsk, i);
+            if (pkcs7_encode_rinfo(ri, key, keylen) <= 0)
+                goto err;
+        }
+        OPENSSL_cleanse(key, keylen);
+
+        if (out == NULL)
+            out = btmp;
+        else
+            BIO_push(out, btmp);
+        btmp = NULL;
+    }
+
+    if (bio == NULL) {
+        if (PKCS7_is_detached(p7))
+            bio = BIO_new(BIO_s_null());
+        else if (os && os->length > 0)
+            bio = BIO_new_mem_buf(os->data, os->length);
+        if (bio == NULL) {
+            bio = BIO_new(BIO_s_mem());
+            if (bio == NULL)
+                goto err;
+            BIO_set_mem_eof_return(bio, 0);
+        }
+    }
+    if (out)
+        BIO_push(out, bio);
+    else
+        out = bio;
+    bio = NULL;
+    if (0) {
+ err:
+        if (out != NULL)
+            BIO_free_all(out);
+        if (btmp != NULL)
+            BIO_free_all(btmp);
+        out = NULL;
+    }
+    return (out);
+}
 
 static int pkcs7_cmp_ri(PKCS7_RECIP_INFO *ri, X509 *pcert)
-	{
-	int ret;
-	ret = X509_NAME_cmp(ri->issuer_and_serial->issuer,
-				pcert->cert_info->issuer);
-	if (ret)
-		return ret;
-	return M_ASN1_INTEGER_cmp(pcert->cert_info->serialNumber,
-					ri->issuer_and_serial->serial);
-	}
+{
+    int ret;
+    ret = X509_NAME_cmp(ri->issuer_and_serial->issuer,
+                        pcert->cert_info->issuer);
+    if (ret)
+        return ret;
+    return M_ASN1_INTEGER_cmp(pcert->cert_info->serialNumber,
+                              ri->issuer_and_serial->serial);
+}
 
 /* int */
 BIO *PKCS7_dataDecode(PKCS7 *p7, EVP_PKEY *pkey, BIO *in_bio, X509 *pcert)
-	{
-	int i,j;
-	BIO *out=NULL,*btmp=NULL,*etmp=NULL,*bio=NULL;
-	unsigned char *tmp=NULL;
-	X509_ALGOR *xa;
-	ASN1_OCTET_STRING *data_body=NULL;
-	const EVP_MD *evp_md;
-	const EVP_CIPHER *evp_cipher=NULL;
-	EVP_CIPHER_CTX *evp_ctx=NULL;
-	X509_ALGOR *enc_alg=NULL;
-	STACK_OF(X509_ALGOR) *md_sk=NULL;
-	STACK_OF(PKCS7_RECIP_INFO) *rsk=NULL;
-	PKCS7_RECIP_INFO *ri=NULL;
-
-	i=OBJ_obj2nid(p7->type);
-	p7->state=PKCS7_S_HEADER;
-
-	switch (i)
-		{
-	case NID_pkcs7_signed:
-		data_body=PKCS7_get_octet_string(p7->d.sign->contents);
-		md_sk=p7->d.sign->md_algs;
-		break;
-	case NID_pkcs7_signedAndEnveloped:
-		rsk=p7->d.signed_and_enveloped->recipientinfo;
-		md_sk=p7->d.signed_and_enveloped->md_algs;
-		data_body=p7->d.signed_and_enveloped->enc_data->enc_data;
-		enc_alg=p7->d.signed_and_enveloped->enc_data->algorithm;
-		evp_cipher=EVP_get_cipherbyobj(enc_alg->algorithm);
-		if (evp_cipher == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_DATADECODE,PKCS7_R_UNSUPPORTED_CIPHER_TYPE);
-			goto err;
-			}
-		break;
-	case NID_pkcs7_enveloped:
-		rsk=p7->d.enveloped->recipientinfo;
-		enc_alg=p7->d.enveloped->enc_data->algorithm;
-		data_body=p7->d.enveloped->enc_data->enc_data;
-		evp_cipher=EVP_get_cipherbyobj(enc_alg->algorithm);
-		if (evp_cipher == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_DATADECODE,PKCS7_R_UNSUPPORTED_CIPHER_TYPE);
-			goto err;
-			}
-		break;
-	default:
-		PKCS7err(PKCS7_F_PKCS7_DATADECODE,PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
-	        goto err;
-		}
-
-	/* We will be checking the signature */
-	if (md_sk != NULL)
-		{
-		for (i=0; i<sk_X509_ALGOR_num(md_sk); i++)
-			{
-			xa=sk_X509_ALGOR_value(md_sk,i);
-			if ((btmp=BIO_new(BIO_f_md())) == NULL)
-				{
-				PKCS7err(PKCS7_F_PKCS7_DATADECODE,ERR_R_BIO_LIB);
-				goto err;
-				}
-
-			j=OBJ_obj2nid(xa->algorithm);
-			evp_md=EVP_get_digestbynid(j);
-			if (evp_md == NULL)
-				{
-				PKCS7err(PKCS7_F_PKCS7_DATADECODE,PKCS7_R_UNKNOWN_DIGEST_TYPE);
-				goto err;
-				}
-
-			BIO_set_md(btmp,evp_md);
-			if (out == NULL)
-				out=btmp;
-			else
-				BIO_push(out,btmp);
-			btmp=NULL;
-			}
-		}
-
-	if (evp_cipher != NULL)
-		{
+{
+    int i, j;
+    BIO *out = NULL, *btmp = NULL, *etmp = NULL, *bio = NULL;
+    X509_ALGOR *xa;
+    ASN1_OCTET_STRING *data_body = NULL;
+    const EVP_MD *evp_md;
+    const EVP_CIPHER *evp_cipher = NULL;
+    EVP_CIPHER_CTX *evp_ctx = NULL;
+    X509_ALGOR *enc_alg = NULL;
+    STACK_OF(X509_ALGOR) *md_sk = NULL;
+    STACK_OF(PKCS7_RECIP_INFO) *rsk = NULL;
+    PKCS7_RECIP_INFO *ri = NULL;
+    unsigned char *ek = NULL, *tkey = NULL;
+    int eklen = 0, tkeylen = 0;
+
+    if (p7 == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_DATADECODE, PKCS7_R_INVALID_NULL_POINTER);
+        return NULL;
+    }
+
+    if (p7->d.ptr == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_DATADECODE, PKCS7_R_NO_CONTENT);
+        return NULL;
+    }
+
+    i = OBJ_obj2nid(p7->type);
+    p7->state = PKCS7_S_HEADER;
+
+    switch (i) {
+    case NID_pkcs7_signed:
+        /*
+         * p7->d.sign->contents is a PKCS7 structure consisting of a contentType
+         * field and optional content.
+         * data_body is NULL if that structure has no (=detached) content
+         * or if the contentType is wrong (i.e., not "data").
+         */
+        data_body = PKCS7_get_octet_string(p7->d.sign->contents);
+        if (!PKCS7_is_detached(p7) && data_body == NULL) {
+            PKCS7err(PKCS7_F_PKCS7_DATADECODE,
+                     PKCS7_R_INVALID_SIGNED_DATA_TYPE);
+            goto err;
+        }
+        md_sk = p7->d.sign->md_algs;
+        break;
+    case NID_pkcs7_signedAndEnveloped:
+        rsk = p7->d.signed_and_enveloped->recipientinfo;
+        md_sk = p7->d.signed_and_enveloped->md_algs;
+        /* data_body is NULL if the optional EncryptedContent is missing. */
+        data_body = p7->d.signed_and_enveloped->enc_data->enc_data;
+        enc_alg = p7->d.signed_and_enveloped->enc_data->algorithm;
+        evp_cipher = EVP_get_cipherbyobj(enc_alg->algorithm);
+        if (evp_cipher == NULL) {
+            PKCS7err(PKCS7_F_PKCS7_DATADECODE,
+                     PKCS7_R_UNSUPPORTED_CIPHER_TYPE);
+            goto err;
+        }
+        break;
+    case NID_pkcs7_enveloped:
+        rsk = p7->d.enveloped->recipientinfo;
+        enc_alg = p7->d.enveloped->enc_data->algorithm;
+        /* data_body is NULL if the optional EncryptedContent is missing. */
+        data_body = p7->d.enveloped->enc_data->enc_data;
+        evp_cipher = EVP_get_cipherbyobj(enc_alg->algorithm);
+        if (evp_cipher == NULL) {
+            PKCS7err(PKCS7_F_PKCS7_DATADECODE,
+                     PKCS7_R_UNSUPPORTED_CIPHER_TYPE);
+            goto err;
+        }
+        break;
+    default:
+        PKCS7err(PKCS7_F_PKCS7_DATADECODE, PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
+        goto err;
+    }
+
+    /* Detached content must be supplied via in_bio instead. */
+    if (data_body == NULL && in_bio == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_DATADECODE, PKCS7_R_NO_CONTENT);
+        goto err;
+    }
+
+    /* We will be checking the signature */
+    if (md_sk != NULL) {
+        for (i = 0; i < sk_X509_ALGOR_num(md_sk); i++) {
+            xa = sk_X509_ALGOR_value(md_sk, i);
+            if ((btmp = BIO_new(BIO_f_md())) == NULL) {
+                PKCS7err(PKCS7_F_PKCS7_DATADECODE, ERR_R_BIO_LIB);
+                goto err;
+            }
+
+            j = OBJ_obj2nid(xa->algorithm);
+            evp_md = EVP_get_digestbynid(j);
+            if (evp_md == NULL) {
+                PKCS7err(PKCS7_F_PKCS7_DATADECODE,
+                         PKCS7_R_UNKNOWN_DIGEST_TYPE);
+                goto err;
+            }
+
+            BIO_set_md(btmp, evp_md);
+            if (out == NULL)
+                out = btmp;
+            else
+                BIO_push(out, btmp);
+            btmp = NULL;
+        }
+    }
+
+    if (evp_cipher != NULL) {
 #if 0
-		unsigned char key[EVP_MAX_KEY_LENGTH];
-		unsigned char iv[EVP_MAX_IV_LENGTH];
-		unsigned char *p;
-		int keylen,ivlen;
-		int max;
-		X509_OBJECT ret;
+        unsigned char key[EVP_MAX_KEY_LENGTH];
+        unsigned char iv[EVP_MAX_IV_LENGTH];
+        unsigned char *p;
+        int keylen, ivlen;
+        int max;
+        X509_OBJECT ret;
 #endif
-		unsigned char *tkey = NULL;
-		int tkeylen;
-		int jj;
-
-		if ((etmp=BIO_new(BIO_f_cipher())) == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_DATADECODE,ERR_R_BIO_LIB);
-			goto err;
-			}
-
-		/* It was encrypted, we need to decrypt the secret key
-		 * with the private key */
-
-		/* Find the recipientInfo which matches the passed certificate
-		 * (if any)
-		 */
-
-		if (pcert) {
-			for (i=0; i<sk_PKCS7_RECIP_INFO_num(rsk); i++) {
-				ri=sk_PKCS7_RECIP_INFO_value(rsk,i);
-				if (!pkcs7_cmp_ri(ri, pcert))
-					break;
-				ri=NULL;
-			}
-			if (ri == NULL) {
-				PKCS7err(PKCS7_F_PKCS7_DATADECODE,
-				      PKCS7_R_NO_RECIPIENT_MATCHES_CERTIFICATE);
-				goto err;
-			}
-		}
-
-		jj=EVP_PKEY_size(pkey);
-		tmp=(unsigned char *)OPENSSL_malloc(jj+10);
-		if (tmp == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_DATADECODE,ERR_R_MALLOC_FAILURE);
-			goto err;
-			}
-
-		/* If we haven't got a certificate try each ri in turn */
-
-		if (pcert == NULL)
-			{
-			/* Temporary storage in case EVP_PKEY_decrypt
-			 * overwrites output buffer on error.
-			 */
-			unsigned char *tmp2;
-			tmp2 = OPENSSL_malloc(jj);
-			if (!tmp2)
-				goto err;
-			jj = -1;
-			/* Always attempt to decrypt all cases to avoid
-			 * leaking timing information about a successful
-			 * decrypt.
-			 */
-			for (i=0; i<sk_PKCS7_RECIP_INFO_num(rsk); i++)
-				{
-				int tret;
-				ri=sk_PKCS7_RECIP_INFO_value(rsk,i);
-				tret=EVP_PKEY_decrypt(tmp2,
-					M_ASN1_STRING_data(ri->enc_key),
-					M_ASN1_STRING_length(ri->enc_key),
-						pkey);
-				if (tret > 0)
-					{
-					memcpy(tmp, tmp2, tret);
-					OPENSSL_cleanse(tmp2, tret);
-					jj = tret;
-					}
-				ERR_clear_error();
-				}
-			OPENSSL_free(tmp2);
-			}
-		else
-			{
-			jj=EVP_PKEY_decrypt(tmp,
-				M_ASN1_STRING_data(ri->enc_key),
-				M_ASN1_STRING_length(ri->enc_key), pkey);
-			ERR_clear_error();
-			}
-
-		evp_ctx=NULL;
-		BIO_get_cipher_ctx(etmp,&evp_ctx);
-		if (EVP_CipherInit_ex(evp_ctx,evp_cipher,NULL,NULL,NULL,0) <= 0)
-			goto err;
-		if (EVP_CIPHER_asn1_to_param(evp_ctx,enc_alg->parameter) < 0)
-			goto err;
-		/* Generate random key to counter MMA */
-		tkeylen = EVP_CIPHER_CTX_key_length(evp_ctx);
-		tkey = OPENSSL_malloc(tkeylen);
-		if (!tkey)
-			goto err;
-		if (EVP_CIPHER_CTX_rand_key(evp_ctx, tkey) <= 0)
-			goto err;
-		/* If we have no key use random key */
-		if (jj <= 0)
-			{
-			OPENSSL_free(tmp);
-			jj = tkeylen;
-			tmp = tkey;
-			tkey = NULL;
-			}
-
-		if (jj != tkeylen) {
-			/* Some S/MIME clients don't use the same key
-			 * and effective key length. The key length is
-			 * determined by the size of the decrypted RSA key.
-			 */
-			if(!EVP_CIPHER_CTX_set_key_length(evp_ctx, jj))
-				{
-				/* As MMA defence use random key instead */
-				OPENSSL_cleanse(tmp, jj);
-				OPENSSL_free(tmp);
-				jj = tkeylen;
-				tmp = tkey;
-				tkey = NULL;
-				}
-		} 
-		ERR_clear_error();
-		if (EVP_CipherInit_ex(evp_ctx,NULL,NULL,tmp,NULL,0) <= 0)
-			goto err;
-
-		OPENSSL_cleanse(tmp,jj);
-
-		if (tkey)
-			{
-			OPENSSL_cleanse(tkey, tkeylen);
-			OPENSSL_free(tkey);
-			}
-
-		if (out == NULL)
-			out=etmp;
-		else
-			BIO_push(out,etmp);
-		etmp=NULL;
-		}
 
+        if ((etmp = BIO_new(BIO_f_cipher())) == NULL) {
+            PKCS7err(PKCS7_F_PKCS7_DATADECODE, ERR_R_BIO_LIB);
+            goto err;
+        }
+
+        /*
+         * It was encrypted, we need to decrypt the secret key with the
+         * private key
+         */
+
+        /*
+         * Find the recipientInfo which matches the passed certificate (if
+         * any)
+         */
+
+        if (pcert) {
+            for (i = 0; i < sk_PKCS7_RECIP_INFO_num(rsk); i++) {
+                ri = sk_PKCS7_RECIP_INFO_value(rsk, i);
+                if (!pkcs7_cmp_ri(ri, pcert))
+                    break;
+                ri = NULL;
+            }
+            if (ri == NULL) {
+                PKCS7err(PKCS7_F_PKCS7_DATADECODE,
+                         PKCS7_R_NO_RECIPIENT_MATCHES_CERTIFICATE);
+                goto err;
+            }
+        }
+
+        /* If we haven't got a certificate try each ri in turn */
+        if (pcert == NULL) {
+            /*
+             * Always attempt to decrypt all rinfo even after sucess as a
+             * defence against MMA timing attacks.
+             */
+            for (i = 0; i < sk_PKCS7_RECIP_INFO_num(rsk); i++) {
+                ri = sk_PKCS7_RECIP_INFO_value(rsk, i);
+
+                if (pkcs7_decrypt_rinfo(&ek, &eklen, ri, pkey) < 0)
+                    goto err;
+                ERR_clear_error();
+            }
+        } else {
+            /* Only exit on fatal errors, not decrypt failure */
+            if (pkcs7_decrypt_rinfo(&ek, &eklen, ri, pkey) < 0)
+                goto err;
+            ERR_clear_error();
+        }
+
+        evp_ctx = NULL;
+        BIO_get_cipher_ctx(etmp, &evp_ctx);
+        if (EVP_CipherInit_ex(evp_ctx, evp_cipher, NULL, NULL, NULL, 0) <= 0)
+            goto err;
+        if (EVP_CIPHER_asn1_to_param(evp_ctx, enc_alg->parameter) < 0)
+            goto err;
+        /* Generate random key as MMA defence */
+        tkeylen = EVP_CIPHER_CTX_key_length(evp_ctx);
+        tkey = OPENSSL_malloc(tkeylen);
+        if (!tkey)
+            goto err;
+        if (EVP_CIPHER_CTX_rand_key(evp_ctx, tkey) <= 0)
+            goto err;
+        if (ek == NULL) {
+            ek = tkey;
+            eklen = tkeylen;
+            tkey = NULL;
+        }
+
+        if (eklen != EVP_CIPHER_CTX_key_length(evp_ctx)) {
+            /*
+             * Some S/MIME clients don't use the same key and effective key
+             * length. The key length is determined by the size of the
+             * decrypted RSA key.
+             */
+            if (!EVP_CIPHER_CTX_set_key_length(evp_ctx, eklen)) {
+                /* Use random key as MMA defence */
+                OPENSSL_cleanse(ek, eklen);
+                OPENSSL_free(ek);
+                ek = tkey;
+                eklen = tkeylen;
+                tkey = NULL;
+            }
+        }
+        /* Clear errors so we don't leak information useful in MMA */
+        ERR_clear_error();
+        if (EVP_CipherInit_ex(evp_ctx, NULL, NULL, ek, NULL, 0) <= 0)
+            goto err;
+
+        if (ek) {
+            OPENSSL_cleanse(ek, eklen);
+            OPENSSL_free(ek);
+            ek = NULL;
+        }
+        if (tkey) {
+            OPENSSL_cleanse(tkey, tkeylen);
+            OPENSSL_free(tkey);
+            tkey = NULL;
+        }
+
+        if (out == NULL)
+            out = etmp;
+        else
+            BIO_push(out, etmp);
+        etmp = NULL;
+    }
 #if 1
-	if (PKCS7_is_detached(p7) || (in_bio != NULL))
-		{
-		bio=in_bio;
-		}
-	else 
-		{
-#if 0
-		bio=BIO_new(BIO_s_mem());
-		/* We need to set this so that when we have read all
-		 * the data, the encrypt BIO, if present, will read
-		 * EOF and encode the last few bytes */
-		BIO_set_mem_eof_return(bio,0);
-
-		if (data_body->length > 0)
-			BIO_write(bio,(char *)data_body->data,data_body->length);
-#else
-		if (data_body->length > 0)
-		      bio = BIO_new_mem_buf(data_body->data,data_body->length);
-		else {
-			bio=BIO_new(BIO_s_mem());
-			BIO_set_mem_eof_return(bio,0);
-		}
-		if (bio == NULL)
-			goto err;
+    if (in_bio != NULL) {
+        bio = in_bio;
+    } else {
+# if 0
+        bio = BIO_new(BIO_s_mem());
+        /*
+         * We need to set this so that when we have read all the data, the
+         * encrypt BIO, if present, will read EOF and encode the last few
+         * bytes
+         */
+        BIO_set_mem_eof_return(bio, 0);
+
+        if (data_body->length > 0)
+            BIO_write(bio, (char *)data_body->data, data_body->length);
+# else
+        if (data_body->length > 0)
+            bio = BIO_new_mem_buf(data_body->data, data_body->length);
+        else {
+            bio = BIO_new(BIO_s_mem());
+            BIO_set_mem_eof_return(bio, 0);
+        }
+        if (bio == NULL)
+            goto err;
+# endif
+    }
+    BIO_push(out, bio);
+    bio = NULL;
 #endif
-		}
-	BIO_push(out,bio);
-	bio=NULL;
-#endif
-	if (0)
-		{
-err:
-		if (out != NULL) BIO_free_all(out);
-		if (btmp != NULL) BIO_free_all(btmp);
-		if (etmp != NULL) BIO_free_all(etmp);
-		if (bio != NULL) BIO_free_all(bio);
-		out=NULL;
-		}
-	if (tmp != NULL)
-		OPENSSL_free(tmp);
-	return(out);
-	}
+    if (0) {
+ err:
+        if (ek) {
+            OPENSSL_cleanse(ek, eklen);
+            OPENSSL_free(ek);
+        }
+        if (tkey) {
+            OPENSSL_cleanse(tkey, tkeylen);
+            OPENSSL_free(tkey);
+        }
+        if (out != NULL)
+            BIO_free_all(out);
+        if (btmp != NULL)
+            BIO_free_all(btmp);
+        if (etmp != NULL)
+            BIO_free_all(etmp);
+        if (bio != NULL)
+            BIO_free_all(bio);
+        out = NULL;
+    }
+    return (out);
+}
 
 static BIO *PKCS7_find_digest(EVP_MD_CTX **pmd, BIO *bio, int nid)
-	{
-	for (;;)
-		{
-		bio=BIO_find_type(bio,BIO_TYPE_MD);
-		if (bio == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_FIND_DIGEST,PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST);
-			return NULL;	
-			}
-		BIO_get_md_ctx(bio,pmd);
-		if (*pmd == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_FIND_DIGEST,ERR_R_INTERNAL_ERROR);
-			return NULL;
-			}	
-		if (EVP_MD_CTX_type(*pmd) == nid)
-			return bio;
-		bio=BIO_next(bio);
-		}
-	return NULL;
-	}
+{
+    for (;;) {
+        bio = BIO_find_type(bio, BIO_TYPE_MD);
+        if (bio == NULL) {
+            PKCS7err(PKCS7_F_PKCS7_FIND_DIGEST,
+                     PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST);
+            return NULL;
+        }
+        BIO_get_md_ctx(bio, pmd);
+        if (*pmd == NULL) {
+            PKCS7err(PKCS7_F_PKCS7_FIND_DIGEST, ERR_R_INTERNAL_ERROR);
+            return NULL;
+        }
+        if (EVP_MD_CTX_type(*pmd) == nid)
+            return bio;
+        bio = BIO_next(bio);
+    }
+    return NULL;
+}
+
+static int do_pkcs7_signed_attrib(PKCS7_SIGNER_INFO *si, EVP_MD_CTX *mctx)
+{
+    unsigned char md_data[EVP_MAX_MD_SIZE];
+    unsigned int md_len;
+
+    /* Add signing time if not already present */
+    if (!PKCS7_get_signed_attribute(si, NID_pkcs9_signingTime)) {
+        if (!PKCS7_add0_attrib_signing_time(si, NULL)) {
+            PKCS7err(PKCS7_F_DO_PKCS7_SIGNED_ATTRIB, ERR_R_MALLOC_FAILURE);
+            return 0;
+        }
+    }
+
+    /* Add digest */
+    if (!EVP_DigestFinal_ex(mctx, md_data, &md_len)) {
+        PKCS7err(PKCS7_F_DO_PKCS7_SIGNED_ATTRIB, ERR_R_EVP_LIB);
+        return 0;
+    }
+    if (!PKCS7_add1_attrib_digest(si, md_data, md_len)) {
+        PKCS7err(PKCS7_F_DO_PKCS7_SIGNED_ATTRIB, ERR_R_MALLOC_FAILURE);
+        return 0;
+    }
+
+    /* Now sign the attributes */
+    if (!PKCS7_SIGNER_INFO_sign(si))
+        return 0;
+
+    return 1;
+}
 
 int PKCS7_dataFinal(PKCS7 *p7, BIO *bio)
-	{
-	int ret=0;
-	int i,j;
-	BIO *btmp;
-	BUF_MEM *buf_mem=NULL;
-	BUF_MEM *buf=NULL;
-	PKCS7_SIGNER_INFO *si;
-	EVP_MD_CTX *mdc,ctx_tmp;
-	STACK_OF(X509_ATTRIBUTE) *sk;
-	STACK_OF(PKCS7_SIGNER_INFO) *si_sk=NULL;
-	ASN1_OCTET_STRING *os=NULL;
-
-	EVP_MD_CTX_init(&ctx_tmp);
-	i=OBJ_obj2nid(p7->type);
-	p7->state=PKCS7_S_HEADER;
-
-	switch (i)
-		{
-	case NID_pkcs7_signedAndEnveloped:
-		/* XXXXXXXXXXXXXXXX */
-		si_sk=p7->d.signed_and_enveloped->signer_info;
-		if (!(os=M_ASN1_OCTET_STRING_new()))
-			{
-			PKCS7err(PKCS7_F_PKCS7_DATAFINAL,ERR_R_MALLOC_FAILURE);
-			goto err;
-			}
-		p7->d.signed_and_enveloped->enc_data->enc_data=os;
-		break;
-	case NID_pkcs7_enveloped:
-		/* XXXXXXXXXXXXXXXX */
-		if (!(os=M_ASN1_OCTET_STRING_new()))
-			{
-			PKCS7err(PKCS7_F_PKCS7_DATAFINAL,ERR_R_MALLOC_FAILURE);
-			goto err;
-			}
-		p7->d.enveloped->enc_data->enc_data=os;
-		break;
-	case NID_pkcs7_signed:
-		si_sk=p7->d.sign->signer_info;
-		os=PKCS7_get_octet_string(p7->d.sign->contents);
-		/* If detached data then the content is excluded */
-		if(PKCS7_type_is_data(p7->d.sign->contents) && p7->detached) {
-			M_ASN1_OCTET_STRING_free(os);
-			p7->d.sign->contents->d.data = NULL;
-		}
-		break;
-
-	case NID_pkcs7_digest:
-		os=PKCS7_get_octet_string(p7->d.digest->contents);
-		/* If detached data then the content is excluded */
-		if(PKCS7_type_is_data(p7->d.digest->contents) && p7->detached)
-			{
-			M_ASN1_OCTET_STRING_free(os);
-			p7->d.digest->contents->d.data = NULL;
-			}
-		break;
-
-		}
-
-	if (si_sk != NULL)
-		{
-		if ((buf=BUF_MEM_new()) == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_DATAFINAL,ERR_R_BIO_LIB);
-			goto err;
-			}
-		for (i=0; i<sk_PKCS7_SIGNER_INFO_num(si_sk); i++)
-			{
-			si=sk_PKCS7_SIGNER_INFO_value(si_sk,i);
-			if (si->pkey == NULL) continue;
-
-			j=OBJ_obj2nid(si->digest_alg->algorithm);
-
-			btmp=bio;
-
-			btmp = PKCS7_find_digest(&mdc, btmp, j);
-
-			if (btmp == NULL)
-				goto err;
-
-			/* We now have the EVP_MD_CTX, lets do the
-			 * signing. */
-			EVP_MD_CTX_copy_ex(&ctx_tmp,mdc);
-			if (!BUF_MEM_grow_clean(buf,EVP_PKEY_size(si->pkey)))
-				{
-				PKCS7err(PKCS7_F_PKCS7_DATAFINAL,ERR_R_BIO_LIB);
-				goto err;
-				}
-
-			sk=si->auth_attr;
-
-			/* If there are attributes, we add the digest
-			 * attribute and only sign the attributes */
-			if ((sk != NULL) && (sk_X509_ATTRIBUTE_num(sk) != 0))
-				{
-				unsigned char md_data[EVP_MAX_MD_SIZE], *abuf=NULL;
-				unsigned int md_len, alen;
-				ASN1_OCTET_STRING *digest;
-				ASN1_UTCTIME *sign_time;
-				const EVP_MD *md_tmp;
-
-				/* Add signing time if not already present */
-				if (!PKCS7_get_signed_attribute(si,
-							NID_pkcs9_signingTime))
-					{
-					if (!(sign_time=X509_gmtime_adj(NULL,0)))
-						{
-						PKCS7err(PKCS7_F_PKCS7_DATAFINAL,
-							ERR_R_MALLOC_FAILURE);
-						goto err;
-						}
-					if (!PKCS7_add_signed_attribute(si,
-						NID_pkcs9_signingTime,
-						V_ASN1_UTCTIME,sign_time))
-						{
-						M_ASN1_UTCTIME_free(sign_time);
-						goto err;
-						}
-					}
-
-				/* Add digest */
-				md_tmp=EVP_MD_CTX_md(&ctx_tmp);
-				EVP_DigestFinal_ex(&ctx_tmp,md_data,&md_len);
-				if (!(digest=M_ASN1_OCTET_STRING_new()))
-					{
-					PKCS7err(PKCS7_F_PKCS7_DATAFINAL,
-						ERR_R_MALLOC_FAILURE);
-					goto err;
-					}
-				if (!M_ASN1_OCTET_STRING_set(digest,md_data,
-								md_len))
-					{
-					PKCS7err(PKCS7_F_PKCS7_DATAFINAL,
-						ERR_R_MALLOC_FAILURE);
-					M_ASN1_OCTET_STRING_free(digest);
-					goto err;
-					}
-				if (!PKCS7_add_signed_attribute(si,
-					NID_pkcs9_messageDigest,
-					V_ASN1_OCTET_STRING,digest))
-					{
-					M_ASN1_OCTET_STRING_free(digest);
-					goto err;
-					}
-
-				/* Now sign the attributes */
-				EVP_SignInit_ex(&ctx_tmp,md_tmp,NULL);
-				alen = ASN1_item_i2d((ASN1_VALUE *)sk,&abuf,
-							ASN1_ITEM_rptr(PKCS7_ATTR_SIGN));
-				if(!abuf) goto err;
-				EVP_SignUpdate(&ctx_tmp,abuf,alen);
-				OPENSSL_free(abuf);
-				}
-
-#ifndef OPENSSL_NO_DSA
-			if (si->pkey->type == EVP_PKEY_DSA)
-				ctx_tmp.digest=EVP_dss1();
-#endif
-#ifndef OPENSSL_NO_ECDSA
- 			if (si->pkey->type == EVP_PKEY_EC)
- 				ctx_tmp.digest=EVP_ecdsa();
-#endif
+{
+    int ret = 0;
+    int i, j;
+    BIO *btmp;
+    PKCS7_SIGNER_INFO *si;
+    EVP_MD_CTX *mdc, ctx_tmp;
+    STACK_OF(X509_ATTRIBUTE) *sk;
+    STACK_OF(PKCS7_SIGNER_INFO) *si_sk = NULL;
+    ASN1_OCTET_STRING *os = NULL;
+
+    if (p7 == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_DATAFINAL, PKCS7_R_INVALID_NULL_POINTER);
+        return 0;
+    }
+
+    if (p7->d.ptr == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_DATAFINAL, PKCS7_R_NO_CONTENT);
+        return 0;
+    }
+
+    EVP_MD_CTX_init(&ctx_tmp);
+    i = OBJ_obj2nid(p7->type);
+    p7->state = PKCS7_S_HEADER;
+
+    switch (i) {
+    case NID_pkcs7_data:
+        os = p7->d.data;
+        break;
+    case NID_pkcs7_signedAndEnveloped:
+        /* XXXXXXXXXXXXXXXX */
+        si_sk = p7->d.signed_and_enveloped->signer_info;
+        os = p7->d.signed_and_enveloped->enc_data->enc_data;
+        if (!os) {
+            os = M_ASN1_OCTET_STRING_new();
+            if (!os) {
+                PKCS7err(PKCS7_F_PKCS7_DATAFINAL, ERR_R_MALLOC_FAILURE);
+                goto err;
+            }
+            p7->d.signed_and_enveloped->enc_data->enc_data = os;
+        }
+        break;
+    case NID_pkcs7_enveloped:
+        /* XXXXXXXXXXXXXXXX */
+        os = p7->d.enveloped->enc_data->enc_data;
+        if (!os) {
+            os = M_ASN1_OCTET_STRING_new();
+            if (!os) {
+                PKCS7err(PKCS7_F_PKCS7_DATAFINAL, ERR_R_MALLOC_FAILURE);
+                goto err;
+            }
+            p7->d.enveloped->enc_data->enc_data = os;
+        }
+        break;
+    case NID_pkcs7_signed:
+        si_sk = p7->d.sign->signer_info;
+        os = PKCS7_get_octet_string(p7->d.sign->contents);
+        /* If detached data then the content is excluded */
+        if (PKCS7_type_is_data(p7->d.sign->contents) && p7->detached) {
+            M_ASN1_OCTET_STRING_free(os);
+            os = NULL;
+            p7->d.sign->contents->d.data = NULL;
+        }
+        break;
+
+    case NID_pkcs7_digest:
+        os = PKCS7_get_octet_string(p7->d.digest->contents);
+        /* If detached data then the content is excluded */
+        if (PKCS7_type_is_data(p7->d.digest->contents) && p7->detached) {
+            M_ASN1_OCTET_STRING_free(os);
+            os = NULL;
+            p7->d.digest->contents->d.data = NULL;
+        }
+        break;
+
+    default:
+        PKCS7err(PKCS7_F_PKCS7_DATAFINAL, PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
+        goto err;
+    }
+
+    if (si_sk != NULL) {
+        for (i = 0; i < sk_PKCS7_SIGNER_INFO_num(si_sk); i++) {
+            si = sk_PKCS7_SIGNER_INFO_value(si_sk, i);
+            if (si->pkey == NULL)
+                continue;
+
+            j = OBJ_obj2nid(si->digest_alg->algorithm);
+
+            btmp = bio;
+
+            btmp = PKCS7_find_digest(&mdc, btmp, j);
+
+            if (btmp == NULL)
+                goto err;
+
+            /*
+             * We now have the EVP_MD_CTX, lets do the signing.
+             */
+            if (!EVP_MD_CTX_copy_ex(&ctx_tmp, mdc))
+                goto err;
+
+            sk = si->auth_attr;
+
+            /*
+             * If there are attributes, we add the digest attribute and only
+             * sign the attributes
+             */
+            if (sk_X509_ATTRIBUTE_num(sk) > 0) {
+                if (!do_pkcs7_signed_attrib(si, &ctx_tmp))
+                    goto err;
+            } else {
+                unsigned char *abuf = NULL;
+                unsigned int abuflen;
+                abuflen = EVP_PKEY_size(si->pkey);
+                abuf = OPENSSL_malloc(abuflen);
+                if (!abuf)
+                    goto err;
+
+                if (!EVP_SignFinal(&ctx_tmp, abuf, &abuflen, si->pkey)) {
+                    PKCS7err(PKCS7_F_PKCS7_DATAFINAL, ERR_R_EVP_LIB);
+                    goto err;
+                }
+                ASN1_STRING_set0(si->enc_digest, abuf, abuflen);
+            }
+        }
+    } else if (i == NID_pkcs7_digest) {
+        unsigned char md_data[EVP_MAX_MD_SIZE];
+        unsigned int md_len;
+        if (!PKCS7_find_digest(&mdc, bio,
+                               OBJ_obj2nid(p7->d.digest->md->algorithm)))
+            goto err;
+        if (!EVP_DigestFinal_ex(mdc, md_data, &md_len))
+            goto err;
+        M_ASN1_OCTET_STRING_set(p7->d.digest->digest, md_data, md_len);
+    }
+
+    if (!PKCS7_is_detached(p7)) {
+        /*
+         * NOTE(emilia): I think we only reach os == NULL here because detached
+         * digested data support is broken.
+         */
+        if (os == NULL)
+            goto err;
+        if (!(os->flags & ASN1_STRING_FLAG_NDEF)) {
+            char *cont;
+            long contlen;
+            btmp = BIO_find_type(bio, BIO_TYPE_MEM);
+            if (btmp == NULL) {
+                PKCS7err(PKCS7_F_PKCS7_DATAFINAL, PKCS7_R_UNABLE_TO_FIND_MEM_BIO);
+                goto err;
+            }
+            contlen = BIO_get_mem_data(btmp, &cont);
+            /*
+             * Mark the BIO read only then we can use its copy of the data
+             * instead of making an extra copy.
+             */
+            BIO_set_flags(btmp, BIO_FLAGS_MEM_RDONLY);
+            BIO_set_mem_eof_return(btmp, 0);
+            ASN1_STRING_set0(os, (unsigned char *)cont, contlen);
+        }
+    }
+    ret = 1;
+ err:
+    EVP_MD_CTX_cleanup(&ctx_tmp);
+    return (ret);
+}
 
-			if (!EVP_SignFinal(&ctx_tmp,(unsigned char *)buf->data,
-				(unsigned int *)&buf->length,si->pkey))
-				{
-				PKCS7err(PKCS7_F_PKCS7_DATAFINAL,ERR_R_EVP_LIB);
-				goto err;
-				}
-			if (!ASN1_STRING_set(si->enc_digest,
-				(unsigned char *)buf->data,buf->length))
-				{
-				PKCS7err(PKCS7_F_PKCS7_DATAFINAL,ERR_R_ASN1_LIB);
-				goto err;
-				}
-			}
-		}
-	else if (i == NID_pkcs7_digest)
-		{
-		unsigned char md_data[EVP_MAX_MD_SIZE];
-		unsigned int md_len;
-		if (!PKCS7_find_digest(&mdc, bio,
-				OBJ_obj2nid(p7->d.digest->md->algorithm)))
-			goto err;
-		EVP_DigestFinal_ex(mdc,md_data,&md_len);
-		M_ASN1_OCTET_STRING_set(p7->d.digest->digest, md_data, md_len);
-		}
-
-	if (!PKCS7_is_detached(p7))
-		{
-		btmp=BIO_find_type(bio,BIO_TYPE_MEM);
-		if (btmp == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_DATAFINAL,PKCS7_R_UNABLE_TO_FIND_MEM_BIO);
-			goto err;
-			}
-		BIO_get_mem_ptr(btmp,&buf_mem);
-		/* Mark the BIO read only then we can use its copy of the data
-		 * instead of making an extra copy.
-		 */
-		BIO_set_flags(btmp, BIO_FLAGS_MEM_RDONLY);
-		BIO_set_mem_eof_return(btmp, 0);
-		os->data = (unsigned char *)buf_mem->data;
-		os->length = buf_mem->length;
-#if 0
-		M_ASN1_OCTET_STRING_set(os,
-			(unsigned char *)buf_mem->data,buf_mem->length);
-#endif
-		}
-	ret=1;
-err:
-	EVP_MD_CTX_cleanup(&ctx_tmp);
-	if (buf != NULL) BUF_MEM_free(buf);
-	return(ret);
-	}
+int PKCS7_SIGNER_INFO_sign(PKCS7_SIGNER_INFO *si)
+{
+    EVP_MD_CTX mctx;
+    EVP_PKEY_CTX *pctx;
+    unsigned char *abuf = NULL;
+    int alen;
+    size_t siglen;
+    const EVP_MD *md = NULL;
+
+    md = EVP_get_digestbyobj(si->digest_alg->algorithm);
+    if (md == NULL)
+        return 0;
+
+    EVP_MD_CTX_init(&mctx);
+    if (EVP_DigestSignInit(&mctx, &pctx, md, NULL, si->pkey) <= 0)
+        goto err;
+
+    if (EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_SIGN,
+                          EVP_PKEY_CTRL_PKCS7_SIGN, 0, si) <= 0) {
+        PKCS7err(PKCS7_F_PKCS7_SIGNER_INFO_SIGN, PKCS7_R_CTRL_ERROR);
+        goto err;
+    }
+
+    alen = ASN1_item_i2d((ASN1_VALUE *)si->auth_attr, &abuf,
+                         ASN1_ITEM_rptr(PKCS7_ATTR_SIGN));
+    if (!abuf)
+        goto err;
+    if (EVP_DigestSignUpdate(&mctx, abuf, alen) <= 0)
+        goto err;
+    OPENSSL_free(abuf);
+    abuf = NULL;
+    if (EVP_DigestSignFinal(&mctx, NULL, &siglen) <= 0)
+        goto err;
+    abuf = OPENSSL_malloc(siglen);
+    if (!abuf)
+        goto err;
+    if (EVP_DigestSignFinal(&mctx, abuf, &siglen) <= 0)
+        goto err;
+
+    if (EVP_PKEY_CTX_ctrl(pctx, -1, EVP_PKEY_OP_SIGN,
+                          EVP_PKEY_CTRL_PKCS7_SIGN, 1, si) <= 0) {
+        PKCS7err(PKCS7_F_PKCS7_SIGNER_INFO_SIGN, PKCS7_R_CTRL_ERROR);
+        goto err;
+    }
+
+    EVP_MD_CTX_cleanup(&mctx);
+
+    ASN1_STRING_set0(si->enc_digest, abuf, siglen);
+
+    return 1;
+
+ err:
+    if (abuf)
+        OPENSSL_free(abuf);
+    EVP_MD_CTX_cleanup(&mctx);
+    return 0;
+
+}
 
 int PKCS7_dataVerify(X509_STORE *cert_store, X509_STORE_CTX *ctx, BIO *bio,
-	     PKCS7 *p7, PKCS7_SIGNER_INFO *si)
-	{
-	PKCS7_ISSUER_AND_SERIAL *ias;
-	int ret=0,i;
-	STACK_OF(X509) *cert;
-	X509 *x509;
-
-	if (PKCS7_type_is_signed(p7))
-		{
-		cert=p7->d.sign->cert;
-		}
-	else if (PKCS7_type_is_signedAndEnveloped(p7))
-		{
-		cert=p7->d.signed_and_enveloped->cert;
-		}
-	else
-		{
-		PKCS7err(PKCS7_F_PKCS7_DATAVERIFY,PKCS7_R_WRONG_PKCS7_TYPE);
-		goto err;
-		}
-	/* XXXXXXXXXXXXXXXXXXXXXXX */
-	ias=si->issuer_and_serial;
-
-	x509=X509_find_by_issuer_and_serial(cert,ias->issuer,ias->serial);
-
-	/* were we able to find the cert in passed to us */
-	if (x509 == NULL)
-		{
-		PKCS7err(PKCS7_F_PKCS7_DATAVERIFY,PKCS7_R_UNABLE_TO_FIND_CERTIFICATE);
-		goto err;
-		}
-
-	/* Lets verify */
-	if(!X509_STORE_CTX_init(ctx,cert_store,x509,cert))
-		{
-		PKCS7err(PKCS7_F_PKCS7_DATAVERIFY,ERR_R_X509_LIB);
-		goto err;
-		}
-	X509_STORE_CTX_set_purpose(ctx, X509_PURPOSE_SMIME_SIGN);
-	i=X509_verify_cert(ctx);
-	if (i <= 0) 
-		{
-		PKCS7err(PKCS7_F_PKCS7_DATAVERIFY,ERR_R_X509_LIB);
-		X509_STORE_CTX_cleanup(ctx);
-		goto err;
-		}
-	X509_STORE_CTX_cleanup(ctx);
-
-	return PKCS7_signatureVerify(bio, p7, si, x509);
-	err:
-	return ret;
-	}
+                     PKCS7 *p7, PKCS7_SIGNER_INFO *si)
+{
+    PKCS7_ISSUER_AND_SERIAL *ias;
+    int ret = 0, i;
+    STACK_OF(X509) *cert;
+    X509 *x509;
+
+    if (p7 == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_DATAVERIFY, PKCS7_R_INVALID_NULL_POINTER);
+        return 0;
+    }
+
+    if (p7->d.ptr == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_DATAVERIFY, PKCS7_R_NO_CONTENT);
+        return 0;
+    }
+
+    if (PKCS7_type_is_signed(p7)) {
+        cert = p7->d.sign->cert;
+    } else if (PKCS7_type_is_signedAndEnveloped(p7)) {
+        cert = p7->d.signed_and_enveloped->cert;
+    } else {
+        PKCS7err(PKCS7_F_PKCS7_DATAVERIFY, PKCS7_R_WRONG_PKCS7_TYPE);
+        goto err;
+    }
+    /* XXXXXXXXXXXXXXXXXXXXXXX */
+    ias = si->issuer_and_serial;
+
+    x509 = X509_find_by_issuer_and_serial(cert, ias->issuer, ias->serial);
+
+    /* were we able to find the cert in passed to us */
+    if (x509 == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_DATAVERIFY,
+                 PKCS7_R_UNABLE_TO_FIND_CERTIFICATE);
+        goto err;
+    }
+
+    /* Lets verify */
+    if (!X509_STORE_CTX_init(ctx, cert_store, x509, cert)) {
+        PKCS7err(PKCS7_F_PKCS7_DATAVERIFY, ERR_R_X509_LIB);
+        goto err;
+    }
+    X509_STORE_CTX_set_purpose(ctx, X509_PURPOSE_SMIME_SIGN);
+    i = X509_verify_cert(ctx);
+    if (i <= 0) {
+        PKCS7err(PKCS7_F_PKCS7_DATAVERIFY, ERR_R_X509_LIB);
+        X509_STORE_CTX_cleanup(ctx);
+        goto err;
+    }
+    X509_STORE_CTX_cleanup(ctx);
+
+    return PKCS7_signatureVerify(bio, p7, si, x509);
+ err:
+    return ret;
+}
 
 int PKCS7_signatureVerify(BIO *bio, PKCS7 *p7, PKCS7_SIGNER_INFO *si,
-								X509 *x509)
-	{
-	ASN1_OCTET_STRING *os;
-	EVP_MD_CTX mdc_tmp,*mdc;
-	int ret=0,i;
-	int md_type;
-	STACK_OF(X509_ATTRIBUTE) *sk;
-	BIO *btmp;
-	EVP_PKEY *pkey;
-
-	EVP_MD_CTX_init(&mdc_tmp);
-
-	if (!PKCS7_type_is_signed(p7) && 
-				!PKCS7_type_is_signedAndEnveloped(p7)) {
-		PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
-						PKCS7_R_WRONG_PKCS7_TYPE);
-		goto err;
-	}
-
-	md_type=OBJ_obj2nid(si->digest_alg->algorithm);
-
-	btmp=bio;
-	for (;;)
-		{
-		if ((btmp == NULL) ||
-			((btmp=BIO_find_type(btmp,BIO_TYPE_MD)) == NULL))
-			{
-			PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
-					PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST);
-			goto err;
-			}
-		BIO_get_md_ctx(btmp,&mdc);
-		if (mdc == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
-							ERR_R_INTERNAL_ERROR);
-			goto err;
-			}
-		if (EVP_MD_CTX_type(mdc) == md_type)
-			break;
-		/* Workaround for some broken clients that put the signature
-		 * OID instead of the digest OID in digest_alg->algorithm
-		 */
-		if (EVP_MD_pkey_type(EVP_MD_CTX_md(mdc)) == md_type)
-			break;
-		btmp=BIO_next(btmp);
-		}
-
-	/* mdc is the digest ctx that we want, unless there are attributes,
-	 * in which case the digest is the signed attributes */
-	EVP_MD_CTX_copy_ex(&mdc_tmp,mdc);
-
-	sk=si->auth_attr;
-	if ((sk != NULL) && (sk_X509_ATTRIBUTE_num(sk) != 0))
-		{
-		unsigned char md_dat[EVP_MAX_MD_SIZE], *abuf = NULL;
-                unsigned int md_len, alen;
-		ASN1_OCTET_STRING *message_digest;
-
-		EVP_DigestFinal_ex(&mdc_tmp,md_dat,&md_len);
-		message_digest=PKCS7_digest_from_attributes(sk);
-		if (!message_digest)
-			{
-			PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
-					PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST);
-			goto err;
-			}
-		if ((message_digest->length != (int)md_len) ||
-			(memcmp(message_digest->data,md_dat,md_len)))
-			{
-#if 0
+                          X509 *x509)
 {
-int ii;
-for (ii=0; ii<message_digest->length; ii++)
-	printf("%02X",message_digest->data[ii]); printf(" sent\n");
-for (ii=0; ii<md_len; ii++) printf("%02X",md_dat[ii]); printf(" calc\n");
-}
-#endif
-			PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
-							PKCS7_R_DIGEST_FAILURE);
-			ret= -1;
-			goto err;
-			}
-
-		EVP_VerifyInit_ex(&mdc_tmp,EVP_get_digestbynid(md_type), NULL);
-
-		alen = ASN1_item_i2d((ASN1_VALUE *)sk, &abuf,
-						ASN1_ITEM_rptr(PKCS7_ATTR_VERIFY));
-		EVP_VerifyUpdate(&mdc_tmp, abuf, alen);
-
-		OPENSSL_free(abuf);
-		}
-
-	os=si->enc_digest;
-	pkey = X509_get_pubkey(x509);
-	if (!pkey)
-		{
-		ret = -1;
-		goto err;
-		}
-#ifndef OPENSSL_NO_DSA
-	if(pkey->type == EVP_PKEY_DSA) mdc_tmp.digest=EVP_dss1();
-#endif
-#ifndef OPENSSL_NO_ECDSA
-	if (pkey->type == EVP_PKEY_EC) mdc_tmp.digest=EVP_ecdsa();
+    ASN1_OCTET_STRING *os;
+    EVP_MD_CTX mdc_tmp, *mdc;
+    int ret = 0, i;
+    int md_type;
+    STACK_OF(X509_ATTRIBUTE) *sk;
+    BIO *btmp;
+    EVP_PKEY *pkey;
+
+    EVP_MD_CTX_init(&mdc_tmp);
+
+    if (!PKCS7_type_is_signed(p7) && !PKCS7_type_is_signedAndEnveloped(p7)) {
+        PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY, PKCS7_R_WRONG_PKCS7_TYPE);
+        goto err;
+    }
+
+    md_type = OBJ_obj2nid(si->digest_alg->algorithm);
+
+    btmp = bio;
+    for (;;) {
+        if ((btmp == NULL) ||
+            ((btmp = BIO_find_type(btmp, BIO_TYPE_MD)) == NULL)) {
+            PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
+                     PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST);
+            goto err;
+        }
+        BIO_get_md_ctx(btmp, &mdc);
+        if (mdc == NULL) {
+            PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY, ERR_R_INTERNAL_ERROR);
+            goto err;
+        }
+        if (EVP_MD_CTX_type(mdc) == md_type)
+            break;
+        /*
+         * Workaround for some broken clients that put the signature OID
+         * instead of the digest OID in digest_alg->algorithm
+         */
+        if (EVP_MD_pkey_type(EVP_MD_CTX_md(mdc)) == md_type)
+            break;
+        btmp = BIO_next(btmp);
+    }
+
+    /*
+     * mdc is the digest ctx that we want, unless there are attributes, in
+     * which case the digest is the signed attributes
+     */
+    if (!EVP_MD_CTX_copy_ex(&mdc_tmp, mdc))
+        goto err;
+
+    sk = si->auth_attr;
+    if ((sk != NULL) && (sk_X509_ATTRIBUTE_num(sk) != 0)) {
+        unsigned char md_dat[EVP_MAX_MD_SIZE], *abuf = NULL;
+        unsigned int md_len;
+        int alen;
+        ASN1_OCTET_STRING *message_digest;
+
+        if (!EVP_DigestFinal_ex(&mdc_tmp, md_dat, &md_len))
+            goto err;
+        message_digest = PKCS7_digest_from_attributes(sk);
+        if (!message_digest) {
+            PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
+                     PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST);
+            goto err;
+        }
+        if ((message_digest->length != (int)md_len) ||
+            (memcmp(message_digest->data, md_dat, md_len))) {
+#if 0
+            {
+                int ii;
+                for (ii = 0; ii < message_digest->length; ii++)
+                    printf("%02X", message_digest->data[ii]);
+                printf(" sent\n");
+                for (ii = 0; ii < md_len; ii++)
+                    printf("%02X", md_dat[ii]);
+                printf(" calc\n");
+            }
 #endif
-
-	i=EVP_VerifyFinal(&mdc_tmp,os->data,os->length, pkey);
-	EVP_PKEY_free(pkey);
-	if (i <= 0)
-		{
-		PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY,
-						PKCS7_R_SIGNATURE_FAILURE);
-		ret= -1;
-		goto err;
-		}
-	else
-		ret=1;
-err:
-	EVP_MD_CTX_cleanup(&mdc_tmp);
-	return(ret);
-	}
+            PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY, PKCS7_R_DIGEST_FAILURE);
+            ret = -1;
+            goto err;
+        }
+
+        if (!EVP_VerifyInit_ex(&mdc_tmp, EVP_get_digestbynid(md_type), NULL))
+            goto err;
+
+        alen = ASN1_item_i2d((ASN1_VALUE *)sk, &abuf,
+                             ASN1_ITEM_rptr(PKCS7_ATTR_VERIFY));
+        if (alen <= 0) {
+            PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY, ERR_R_ASN1_LIB);
+            ret = -1;
+            goto err;
+        }
+        if (!EVP_VerifyUpdate(&mdc_tmp, abuf, alen))
+            goto err;
+
+        OPENSSL_free(abuf);
+    }
+
+    os = si->enc_digest;
+    pkey = X509_get_pubkey(x509);
+    if (!pkey) {
+        ret = -1;
+        goto err;
+    }
+
+    i = EVP_VerifyFinal(&mdc_tmp, os->data, os->length, pkey);
+    EVP_PKEY_free(pkey);
+    if (i <= 0) {
+        PKCS7err(PKCS7_F_PKCS7_SIGNATUREVERIFY, PKCS7_R_SIGNATURE_FAILURE);
+        ret = -1;
+        goto err;
+    } else
+        ret = 1;
+ err:
+    EVP_MD_CTX_cleanup(&mdc_tmp);
+    return (ret);
+}
 
 PKCS7_ISSUER_AND_SERIAL *PKCS7_get_issuer_and_serial(PKCS7 *p7, int idx)
-	{
-	STACK_OF(PKCS7_RECIP_INFO) *rsk;
-	PKCS7_RECIP_INFO *ri;
-	int i;
-
-	i=OBJ_obj2nid(p7->type);
-	if (i != NID_pkcs7_signedAndEnveloped)
-		return NULL;
-	if (p7->d.signed_and_enveloped == NULL)
-		return NULL;
-	rsk=p7->d.signed_and_enveloped->recipientinfo;
-	if (rsk == NULL)
-		return NULL;
-	ri=sk_PKCS7_RECIP_INFO_value(rsk,0);
-	if (sk_PKCS7_RECIP_INFO_num(rsk) <= idx) return(NULL);
-	ri=sk_PKCS7_RECIP_INFO_value(rsk,idx);
-	return(ri->issuer_and_serial);
-	}
+{
+    STACK_OF(PKCS7_RECIP_INFO) *rsk;
+    PKCS7_RECIP_INFO *ri;
+    int i;
+
+    i = OBJ_obj2nid(p7->type);
+    if (i != NID_pkcs7_signedAndEnveloped)
+        return NULL;
+    if (p7->d.signed_and_enveloped == NULL)
+        return NULL;
+    rsk = p7->d.signed_and_enveloped->recipientinfo;
+    if (rsk == NULL)
+        return NULL;
+    ri = sk_PKCS7_RECIP_INFO_value(rsk, 0);
+    if (sk_PKCS7_RECIP_INFO_num(rsk) <= idx)
+        return (NULL);
+    ri = sk_PKCS7_RECIP_INFO_value(rsk, idx);
+    return (ri->issuer_and_serial);
+}
 
 ASN1_TYPE *PKCS7_get_signed_attribute(PKCS7_SIGNER_INFO *si, int nid)
-	{
-	return(get_attribute(si->auth_attr,nid));
-	}
+{
+    return (get_attribute(si->auth_attr, nid));
+}
 
 ASN1_TYPE *PKCS7_get_attribute(PKCS7_SIGNER_INFO *si, int nid)
-	{
-	return(get_attribute(si->unauth_attr,nid));
-	}
+{
+    return (get_attribute(si->unauth_attr, nid));
+}
 
 static ASN1_TYPE *get_attribute(STACK_OF(X509_ATTRIBUTE) *sk, int nid)
-	{
-	int i;
-	X509_ATTRIBUTE *xa;
-	ASN1_OBJECT *o;
-
-	o=OBJ_nid2obj(nid);
-	if (!o || !sk) return(NULL);
-	for (i=0; i<sk_X509_ATTRIBUTE_num(sk); i++)
-		{
-		xa=sk_X509_ATTRIBUTE_value(sk,i);
-		if (OBJ_cmp(xa->object,o) == 0)
-			{
-			if (!xa->single && sk_ASN1_TYPE_num(xa->value.set))
-				return(sk_ASN1_TYPE_value(xa->value.set,0));
-			else
-				return(NULL);
-			}
-		}
-	return(NULL);
-	}
+{
+    int i;
+    X509_ATTRIBUTE *xa;
+    ASN1_OBJECT *o;
+
+    o = OBJ_nid2obj(nid);
+    if (!o || !sk)
+        return (NULL);
+    for (i = 0; i < sk_X509_ATTRIBUTE_num(sk); i++) {
+        xa = sk_X509_ATTRIBUTE_value(sk, i);
+        if (OBJ_cmp(xa->object, o) == 0) {
+            if (!xa->single && sk_ASN1_TYPE_num(xa->value.set))
+                return (sk_ASN1_TYPE_value(xa->value.set, 0));
+            else
+                return (NULL);
+        }
+    }
+    return (NULL);
+}
 
 ASN1_OCTET_STRING *PKCS7_digest_from_attributes(STACK_OF(X509_ATTRIBUTE) *sk)
 {
-	ASN1_TYPE *astype;
-	if(!(astype = get_attribute(sk, NID_pkcs9_messageDigest))) return NULL;
-	return astype->value.octet_string;
+    ASN1_TYPE *astype;
+    if (!(astype = get_attribute(sk, NID_pkcs9_messageDigest)))
+        return NULL;
+    return astype->value.octet_string;
 }
 
 int PKCS7_set_signed_attributes(PKCS7_SIGNER_INFO *p7si,
-				STACK_OF(X509_ATTRIBUTE) *sk)
-	{
-	int i;
-
-	if (p7si->auth_attr != NULL)
-		sk_X509_ATTRIBUTE_pop_free(p7si->auth_attr,X509_ATTRIBUTE_free);
-	p7si->auth_attr=sk_X509_ATTRIBUTE_dup(sk);
-	if (p7si->auth_attr == NULL)
-		return 0;
-	for (i=0; i<sk_X509_ATTRIBUTE_num(sk); i++)
-		{
-		if ((sk_X509_ATTRIBUTE_set(p7si->auth_attr,i,
-			X509_ATTRIBUTE_dup(sk_X509_ATTRIBUTE_value(sk,i))))
-		    == NULL)
-			return(0);
-		}
-	return(1);
-	}
-
-int PKCS7_set_attributes(PKCS7_SIGNER_INFO *p7si, STACK_OF(X509_ATTRIBUTE) *sk)
-	{
-	int i;
-
-	if (p7si->unauth_attr != NULL)
-		sk_X509_ATTRIBUTE_pop_free(p7si->unauth_attr,
-					   X509_ATTRIBUTE_free);
-	p7si->unauth_attr=sk_X509_ATTRIBUTE_dup(sk);
-	if (p7si->unauth_attr == NULL)
-		return 0;
-	for (i=0; i<sk_X509_ATTRIBUTE_num(sk); i++)
-		{
-		if ((sk_X509_ATTRIBUTE_set(p7si->unauth_attr,i,
-                        X509_ATTRIBUTE_dup(sk_X509_ATTRIBUTE_value(sk,i))))
-		    == NULL)
-			return(0);
-		}
-	return(1);
-	}
+                                STACK_OF(X509_ATTRIBUTE) *sk)
+{
+    int i;
+
+    if (p7si->auth_attr != NULL)
+        sk_X509_ATTRIBUTE_pop_free(p7si->auth_attr, X509_ATTRIBUTE_free);
+    p7si->auth_attr = sk_X509_ATTRIBUTE_dup(sk);
+    if (p7si->auth_attr == NULL)
+        return 0;
+    for (i = 0; i < sk_X509_ATTRIBUTE_num(sk); i++) {
+        if ((sk_X509_ATTRIBUTE_set(p7si->auth_attr, i,
+                                   X509_ATTRIBUTE_dup(sk_X509_ATTRIBUTE_value
+                                                      (sk, i))))
+            == NULL)
+            return (0);
+    }
+    return (1);
+}
+
+int PKCS7_set_attributes(PKCS7_SIGNER_INFO *p7si,
+                         STACK_OF(X509_ATTRIBUTE) *sk)
+{
+    int i;
+
+    if (p7si->unauth_attr != NULL)
+        sk_X509_ATTRIBUTE_pop_free(p7si->unauth_attr, X509_ATTRIBUTE_free);
+    p7si->unauth_attr = sk_X509_ATTRIBUTE_dup(sk);
+    if (p7si->unauth_attr == NULL)
+        return 0;
+    for (i = 0; i < sk_X509_ATTRIBUTE_num(sk); i++) {
+        if ((sk_X509_ATTRIBUTE_set(p7si->unauth_attr, i,
+                                   X509_ATTRIBUTE_dup(sk_X509_ATTRIBUTE_value
+                                                      (sk, i))))
+            == NULL)
+            return (0);
+    }
+    return (1);
+}
 
 int PKCS7_add_signed_attribute(PKCS7_SIGNER_INFO *p7si, int nid, int atrtype,
-	     void *value)
-	{
-	return(add_attribute(&(p7si->auth_attr),nid,atrtype,value));
-	}
+                               void *value)
+{
+    return (add_attribute(&(p7si->auth_attr), nid, atrtype, value));
+}
 
 int PKCS7_add_attribute(PKCS7_SIGNER_INFO *p7si, int nid, int atrtype,
-	     void *value)
-	{
-	return(add_attribute(&(p7si->unauth_attr),nid,atrtype,value));
-	}
+                        void *value)
+{
+    return (add_attribute(&(p7si->unauth_attr), nid, atrtype, value));
+}
 
 static int add_attribute(STACK_OF(X509_ATTRIBUTE) **sk, int nid, int atrtype,
-			 void *value)
-	{
-	X509_ATTRIBUTE *attr=NULL;
-
-	if (*sk == NULL)
-		{
-		if (!(*sk = sk_X509_ATTRIBUTE_new_null()))
-			return 0;
-new_attrib:
-		if (!(attr=X509_ATTRIBUTE_create(nid,atrtype,value)))
-			return 0;
-		if (!sk_X509_ATTRIBUTE_push(*sk,attr))
-			{
-			X509_ATTRIBUTE_free(attr);
-			return 0;
-			}
-		}
-	else
-		{
-		int i;
-
-		for (i=0; i<sk_X509_ATTRIBUTE_num(*sk); i++)
-			{
-			attr=sk_X509_ATTRIBUTE_value(*sk,i);
-			if (OBJ_obj2nid(attr->object) == nid)
-				{
-				X509_ATTRIBUTE_free(attr);
-				attr=X509_ATTRIBUTE_create(nid,atrtype,value);
-				if (attr == NULL)
-					return 0;
-				if (!sk_X509_ATTRIBUTE_set(*sk,i,attr))
-					{
-					X509_ATTRIBUTE_free(attr);
-					return 0;
-					}
-				goto end;
-				}
-			}
-		goto new_attrib;
-		}
-end:
-	return(1);
-	}
-
+                         void *value)
+{
+    X509_ATTRIBUTE *attr = NULL;
+
+    if (*sk == NULL) {
+        *sk = sk_X509_ATTRIBUTE_new_null();
+        if (*sk == NULL)
+            return 0;
+ new_attrib:
+        if (!(attr = X509_ATTRIBUTE_create(nid, atrtype, value)))
+            return 0;
+        if (!sk_X509_ATTRIBUTE_push(*sk, attr)) {
+            X509_ATTRIBUTE_free(attr);
+            return 0;
+        }
+    } else {
+        int i;
+
+        for (i = 0; i < sk_X509_ATTRIBUTE_num(*sk); i++) {
+            attr = sk_X509_ATTRIBUTE_value(*sk, i);
+            if (OBJ_obj2nid(attr->object) == nid) {
+                X509_ATTRIBUTE_free(attr);
+                attr = X509_ATTRIBUTE_create(nid, atrtype, value);
+                if (attr == NULL)
+                    return 0;
+                if (!sk_X509_ATTRIBUTE_set(*sk, i, attr)) {
+                    X509_ATTRIBUTE_free(attr);
+                    return 0;
+                }
+                goto end;
+            }
+        }
+        goto new_attrib;
+    }
+ end:
+    return (1);
+}
diff --git a/Cryptlib/OpenSSL/crypto/pkcs7/pk7_lib.c b/Cryptlib/OpenSSL/crypto/pkcs7/pk7_lib.c
index 898cddad..0c5fcaa6 100644
--- a/Cryptlib/OpenSSL/crypto/pkcs7/pk7_lib.c
+++ b/Cryptlib/OpenSSL/crypto/pkcs7/pk7_lib.c
@@ -5,21 +5,21 @@
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
- * 
+ *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
+ *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ -34,10 +34,10 @@
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
+ * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
  * 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.
- * 
+ *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
@@ -60,528 +60,587 @@
 #include "cryptlib.h"
 #include <openssl/objects.h>
 #include <openssl/x509.h>
+#include "asn1_locl.h"
 
 long PKCS7_ctrl(PKCS7 *p7, int cmd, long larg, char *parg)
-	{
-	int nid;
-	long ret;
-
-	nid=OBJ_obj2nid(p7->type);
-
-	switch (cmd)
-		{
-	case PKCS7_OP_SET_DETACHED_SIGNATURE:
-		if (nid == NID_pkcs7_signed)
-			{
-			ret=p7->detached=(int)larg;
-			if (ret && PKCS7_type_is_data(p7->d.sign->contents))
-					{
-					ASN1_OCTET_STRING *os;
-					os=p7->d.sign->contents->d.data;
-					ASN1_OCTET_STRING_free(os);
-					p7->d.sign->contents->d.data = NULL;
-					}
-			}
-		else
-			{
-			PKCS7err(PKCS7_F_PKCS7_CTRL,PKCS7_R_OPERATION_NOT_SUPPORTED_ON_THIS_TYPE);
-			ret=0;
-			}
-		break;
-	case PKCS7_OP_GET_DETACHED_SIGNATURE:
-		if (nid == NID_pkcs7_signed)
-			{
-			if(!p7->d.sign  || !p7->d.sign->contents->d.ptr)
-				ret = 1;
-			else ret = 0;
-				
-			p7->detached = ret;
-			}
-		else
-			{
-			PKCS7err(PKCS7_F_PKCS7_CTRL,PKCS7_R_OPERATION_NOT_SUPPORTED_ON_THIS_TYPE);
-			ret=0;
-			}
-			
-		break;
-	default:
-		PKCS7err(PKCS7_F_PKCS7_CTRL,PKCS7_R_UNKNOWN_OPERATION);
-		ret=0;
-		}
-	return(ret);
-	}
+{
+    int nid;
+    long ret;
+
+    nid = OBJ_obj2nid(p7->type);
+
+    switch (cmd) {
+    /* NOTE(emilia): does not support detached digested data. */
+    case PKCS7_OP_SET_DETACHED_SIGNATURE:
+        if (nid == NID_pkcs7_signed) {
+            ret = p7->detached = (int)larg;
+            if (ret && PKCS7_type_is_data(p7->d.sign->contents)) {
+                ASN1_OCTET_STRING *os;
+                os = p7->d.sign->contents->d.data;
+                ASN1_OCTET_STRING_free(os);
+                p7->d.sign->contents->d.data = NULL;
+            }
+        } else {
+            PKCS7err(PKCS7_F_PKCS7_CTRL,
+                     PKCS7_R_OPERATION_NOT_SUPPORTED_ON_THIS_TYPE);
+            ret = 0;
+        }
+        break;
+    case PKCS7_OP_GET_DETACHED_SIGNATURE:
+        if (nid == NID_pkcs7_signed) {
+            if (!p7->d.sign || !p7->d.sign->contents->d.ptr)
+                ret = 1;
+            else
+                ret = 0;
+
+            p7->detached = ret;
+        } else {
+            PKCS7err(PKCS7_F_PKCS7_CTRL,
+                     PKCS7_R_OPERATION_NOT_SUPPORTED_ON_THIS_TYPE);
+            ret = 0;
+        }
+
+        break;
+    default:
+        PKCS7err(PKCS7_F_PKCS7_CTRL, PKCS7_R_UNKNOWN_OPERATION);
+        ret = 0;
+    }
+    return (ret);
+}
 
 int PKCS7_content_new(PKCS7 *p7, int type)
-	{
-	PKCS7 *ret=NULL;
-
-	if ((ret=PKCS7_new()) == NULL) goto err;
-	if (!PKCS7_set_type(ret,type)) goto err;
-	if (!PKCS7_set_content(p7,ret)) goto err;
-
-	return(1);
-err:
-	if (ret != NULL) PKCS7_free(ret);
-	return(0);
-	}
+{
+    PKCS7 *ret = NULL;
+
+    if ((ret = PKCS7_new()) == NULL)
+        goto err;
+    if (!PKCS7_set_type(ret, type))
+        goto err;
+    if (!PKCS7_set_content(p7, ret))
+        goto err;
+
+    return (1);
+ err:
+    if (ret != NULL)
+        PKCS7_free(ret);
+    return (0);
+}
 
 int PKCS7_set_content(PKCS7 *p7, PKCS7 *p7_data)
-	{
-	int i;
-
-	i=OBJ_obj2nid(p7->type);
-	switch (i)
-		{
-	case NID_pkcs7_signed:
-		if (p7->d.sign->contents != NULL)
-			PKCS7_free(p7->d.sign->contents);
-		p7->d.sign->contents=p7_data;
-		break;
-	case NID_pkcs7_digest:
-		if (p7->d.digest->contents != NULL)
-			PKCS7_free(p7->d.digest->contents);
-		p7->d.digest->contents=p7_data;
-		break;
-	case NID_pkcs7_data:
-	case NID_pkcs7_enveloped:
-	case NID_pkcs7_signedAndEnveloped:
-	case NID_pkcs7_encrypted:
-	default:
-		PKCS7err(PKCS7_F_PKCS7_SET_CONTENT,PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
-		goto err;
-		}
-	return(1);
-err:
-	return(0);
-	}
+{
+    int i;
+
+    i = OBJ_obj2nid(p7->type);
+    switch (i) {
+    case NID_pkcs7_signed:
+        if (p7->d.sign->contents != NULL)
+            PKCS7_free(p7->d.sign->contents);
+        p7->d.sign->contents = p7_data;
+        break;
+    case NID_pkcs7_digest:
+        if (p7->d.digest->contents != NULL)
+            PKCS7_free(p7->d.digest->contents);
+        p7->d.digest->contents = p7_data;
+        break;
+    case NID_pkcs7_data:
+    case NID_pkcs7_enveloped:
+    case NID_pkcs7_signedAndEnveloped:
+    case NID_pkcs7_encrypted:
+    default:
+        PKCS7err(PKCS7_F_PKCS7_SET_CONTENT, PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
+        goto err;
+    }
+    return (1);
+ err:
+    return (0);
+}
 
 int PKCS7_set_type(PKCS7 *p7, int type)
-	{
-	ASN1_OBJECT *obj;
-
-	/*PKCS7_content_free(p7);*/
-	obj=OBJ_nid2obj(type); /* will not fail */
-
-	switch (type)
-		{
-	case NID_pkcs7_signed:
-		p7->type=obj;
-		if ((p7->d.sign=PKCS7_SIGNED_new()) == NULL)
-			goto err;
-		if (!ASN1_INTEGER_set(p7->d.sign->version,1))
-			{
-			PKCS7_SIGNED_free(p7->d.sign);
-			p7->d.sign=NULL;
-			goto err;
-			}
-		break;
-	case NID_pkcs7_data:
-		p7->type=obj;
-		if ((p7->d.data=M_ASN1_OCTET_STRING_new()) == NULL)
-			goto err;
-		break;
-	case NID_pkcs7_signedAndEnveloped:
-		p7->type=obj;
-		if ((p7->d.signed_and_enveloped=PKCS7_SIGN_ENVELOPE_new())
-			== NULL) goto err;
-		ASN1_INTEGER_set(p7->d.signed_and_enveloped->version,1);
-		if (!ASN1_INTEGER_set(p7->d.signed_and_enveloped->version,1))
-			goto err;
-		p7->d.signed_and_enveloped->enc_data->content_type
-						= OBJ_nid2obj(NID_pkcs7_data);
-		break;
-	case NID_pkcs7_enveloped:
-		p7->type=obj;
-		if ((p7->d.enveloped=PKCS7_ENVELOPE_new())
-			== NULL) goto err;
-		if (!ASN1_INTEGER_set(p7->d.enveloped->version,0))
-			goto err;
-		p7->d.enveloped->enc_data->content_type
-						= OBJ_nid2obj(NID_pkcs7_data);
-		break;
-	case NID_pkcs7_encrypted:
-		p7->type=obj;
-		if ((p7->d.encrypted=PKCS7_ENCRYPT_new())
-			== NULL) goto err;
-		if (!ASN1_INTEGER_set(p7->d.encrypted->version,0))
-			goto err;
-		p7->d.encrypted->enc_data->content_type
-						= OBJ_nid2obj(NID_pkcs7_data);
-		break;
-
-	case NID_pkcs7_digest:
-		p7->type=obj;
-		if ((p7->d.digest=PKCS7_DIGEST_new())
-			== NULL) goto err;
-		if (!ASN1_INTEGER_set(p7->d.digest->version,0))
-			goto err;
-		break;
-	default:
-		PKCS7err(PKCS7_F_PKCS7_SET_TYPE,PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
-		goto err;
-		}
-	return(1);
-err:
-	return(0);
-	}
+{
+    ASN1_OBJECT *obj;
+
+    /*
+     * PKCS7_content_free(p7);
+     */
+    obj = OBJ_nid2obj(type);    /* will not fail */
+
+    switch (type) {
+    case NID_pkcs7_signed:
+        p7->type = obj;
+        if ((p7->d.sign = PKCS7_SIGNED_new()) == NULL)
+            goto err;
+        if (!ASN1_INTEGER_set(p7->d.sign->version, 1)) {
+            PKCS7_SIGNED_free(p7->d.sign);
+            p7->d.sign = NULL;
+            goto err;
+        }
+        break;
+    case NID_pkcs7_data:
+        p7->type = obj;
+        if ((p7->d.data = M_ASN1_OCTET_STRING_new()) == NULL)
+            goto err;
+        break;
+    case NID_pkcs7_signedAndEnveloped:
+        p7->type = obj;
+        if ((p7->d.signed_and_enveloped = PKCS7_SIGN_ENVELOPE_new())
+            == NULL)
+            goto err;
+        ASN1_INTEGER_set(p7->d.signed_and_enveloped->version, 1);
+        if (!ASN1_INTEGER_set(p7->d.signed_and_enveloped->version, 1))
+            goto err;
+        p7->d.signed_and_enveloped->enc_data->content_type
+            = OBJ_nid2obj(NID_pkcs7_data);
+        break;
+    case NID_pkcs7_enveloped:
+        p7->type = obj;
+        if ((p7->d.enveloped = PKCS7_ENVELOPE_new())
+            == NULL)
+            goto err;
+        if (!ASN1_INTEGER_set(p7->d.enveloped->version, 0))
+            goto err;
+        p7->d.enveloped->enc_data->content_type = OBJ_nid2obj(NID_pkcs7_data);
+        break;
+    case NID_pkcs7_encrypted:
+        p7->type = obj;
+        if ((p7->d.encrypted = PKCS7_ENCRYPT_new())
+            == NULL)
+            goto err;
+        if (!ASN1_INTEGER_set(p7->d.encrypted->version, 0))
+            goto err;
+        p7->d.encrypted->enc_data->content_type = OBJ_nid2obj(NID_pkcs7_data);
+        break;
+
+    case NID_pkcs7_digest:
+        p7->type = obj;
+        if ((p7->d.digest = PKCS7_DIGEST_new())
+            == NULL)
+            goto err;
+        if (!ASN1_INTEGER_set(p7->d.digest->version, 0))
+            goto err;
+        break;
+    default:
+        PKCS7err(PKCS7_F_PKCS7_SET_TYPE, PKCS7_R_UNSUPPORTED_CONTENT_TYPE);
+        goto err;
+    }
+    return (1);
+ err:
+    return (0);
+}
 
 int PKCS7_set0_type_other(PKCS7 *p7, int type, ASN1_TYPE *other)
-	{
-	p7->type = OBJ_nid2obj(type);
-	p7->d.other = other;
-	return 1;
-	}
+{
+    p7->type = OBJ_nid2obj(type);
+    p7->d.other = other;
+    return 1;
+}
 
 int PKCS7_add_signer(PKCS7 *p7, PKCS7_SIGNER_INFO *psi)
-	{
-	int i,j,nid;
-	X509_ALGOR *alg;
-	STACK_OF(PKCS7_SIGNER_INFO) *signer_sk;
-	STACK_OF(X509_ALGOR) *md_sk;
-
-	i=OBJ_obj2nid(p7->type);
-	switch (i)
-		{
-	case NID_pkcs7_signed:
-		signer_sk=	p7->d.sign->signer_info;
-		md_sk=		p7->d.sign->md_algs;
-		break;
-	case NID_pkcs7_signedAndEnveloped:
-		signer_sk=	p7->d.signed_and_enveloped->signer_info;
-		md_sk=		p7->d.signed_and_enveloped->md_algs;
-		break;
-	default:
-		PKCS7err(PKCS7_F_PKCS7_ADD_SIGNER,PKCS7_R_WRONG_CONTENT_TYPE);
-		return(0);
-		}
-
-	nid=OBJ_obj2nid(psi->digest_alg->algorithm);
-
-	/* If the digest is not currently listed, add it */
-	j=0;
-	for (i=0; i<sk_X509_ALGOR_num(md_sk); i++)
-		{
-		alg=sk_X509_ALGOR_value(md_sk,i);
-		if (OBJ_obj2nid(alg->algorithm) == nid)
-			{
-			j=1;
-			break;
-			}
-		}
-	if (!j) /* we need to add another algorithm */
-		{
-		if(!(alg=X509_ALGOR_new())
-			|| !(alg->parameter = ASN1_TYPE_new()))
-			{
-			X509_ALGOR_free(alg);
-			PKCS7err(PKCS7_F_PKCS7_ADD_SIGNER,ERR_R_MALLOC_FAILURE);
-			return(0);
-			}
-		alg->algorithm=OBJ_nid2obj(nid);
-		alg->parameter->type = V_ASN1_NULL;
-		if (!sk_X509_ALGOR_push(md_sk,alg))
-			{
-			X509_ALGOR_free(alg);
-			return 0;
-			}
-		}
-
-	if (!sk_PKCS7_SIGNER_INFO_push(signer_sk,psi))
-		return 0;
-	return(1);
-	}
+{
+    int i, j, nid;
+    X509_ALGOR *alg;
+    STACK_OF(PKCS7_SIGNER_INFO) *signer_sk;
+    STACK_OF(X509_ALGOR) *md_sk;
+
+    i = OBJ_obj2nid(p7->type);
+    switch (i) {
+    case NID_pkcs7_signed:
+        signer_sk = p7->d.sign->signer_info;
+        md_sk = p7->d.sign->md_algs;
+        break;
+    case NID_pkcs7_signedAndEnveloped:
+        signer_sk = p7->d.signed_and_enveloped->signer_info;
+        md_sk = p7->d.signed_and_enveloped->md_algs;
+        break;
+    default:
+        PKCS7err(PKCS7_F_PKCS7_ADD_SIGNER, PKCS7_R_WRONG_CONTENT_TYPE);
+        return (0);
+    }
+
+    nid = OBJ_obj2nid(psi->digest_alg->algorithm);
+
+    /* If the digest is not currently listed, add it */
+    j = 0;
+    for (i = 0; i < sk_X509_ALGOR_num(md_sk); i++) {
+        alg = sk_X509_ALGOR_value(md_sk, i);
+        if (OBJ_obj2nid(alg->algorithm) == nid) {
+            j = 1;
+            break;
+        }
+    }
+    if (!j) {                   /* we need to add another algorithm */
+        if (!(alg = X509_ALGOR_new())
+            || !(alg->parameter = ASN1_TYPE_new())) {
+            X509_ALGOR_free(alg);
+            PKCS7err(PKCS7_F_PKCS7_ADD_SIGNER, ERR_R_MALLOC_FAILURE);
+            return (0);
+        }
+        alg->algorithm = OBJ_nid2obj(nid);
+        alg->parameter->type = V_ASN1_NULL;
+        if (!sk_X509_ALGOR_push(md_sk, alg)) {
+            X509_ALGOR_free(alg);
+            return 0;
+        }
+    }
+
+    if (!sk_PKCS7_SIGNER_INFO_push(signer_sk, psi))
+        return 0;
+    return (1);
+}
 
 int PKCS7_add_certificate(PKCS7 *p7, X509 *x509)
-	{
-	int i;
-	STACK_OF(X509) **sk;
-
-	i=OBJ_obj2nid(p7->type);
-	switch (i)
-		{
-	case NID_pkcs7_signed:
-		sk= &(p7->d.sign->cert);
-		break;
-	case NID_pkcs7_signedAndEnveloped:
-		sk= &(p7->d.signed_and_enveloped->cert);
-		break;
-	default:
-		PKCS7err(PKCS7_F_PKCS7_ADD_CERTIFICATE,PKCS7_R_WRONG_CONTENT_TYPE);
-		return(0);
-		}
-
-	if (*sk == NULL)
-		*sk=sk_X509_new_null();
-	if (*sk == NULL)
-		{
-		PKCS7err(PKCS7_F_PKCS7_ADD_CERTIFICATE,ERR_R_MALLOC_FAILURE);
-		return 0;
-		}
-	CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
-	if (!sk_X509_push(*sk,x509))
-		{
-		X509_free(x509);
-		return 0;
-		}
-	return(1);
-	}
+{
+    int i;
+    STACK_OF(X509) **sk;
+
+    i = OBJ_obj2nid(p7->type);
+    switch (i) {
+    case NID_pkcs7_signed:
+        sk = &(p7->d.sign->cert);
+        break;
+    case NID_pkcs7_signedAndEnveloped:
+        sk = &(p7->d.signed_and_enveloped->cert);
+        break;
+    default:
+        PKCS7err(PKCS7_F_PKCS7_ADD_CERTIFICATE, PKCS7_R_WRONG_CONTENT_TYPE);
+        return (0);
+    }
+
+    if (*sk == NULL)
+        *sk = sk_X509_new_null();
+    if (*sk == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_ADD_CERTIFICATE, ERR_R_MALLOC_FAILURE);
+        return 0;
+    }
+    CRYPTO_add(&x509->references, 1, CRYPTO_LOCK_X509);
+    if (!sk_X509_push(*sk, x509)) {
+        X509_free(x509);
+        return 0;
+    }
+    return (1);
+}
 
 int PKCS7_add_crl(PKCS7 *p7, X509_CRL *crl)
-	{
-	int i;
-	STACK_OF(X509_CRL) **sk;
-
-	i=OBJ_obj2nid(p7->type);
-	switch (i)
-		{
-	case NID_pkcs7_signed:
-		sk= &(p7->d.sign->crl);
-		break;
-	case NID_pkcs7_signedAndEnveloped:
-		sk= &(p7->d.signed_and_enveloped->crl);
-		break;
-	default:
-		PKCS7err(PKCS7_F_PKCS7_ADD_CRL,PKCS7_R_WRONG_CONTENT_TYPE);
-		return(0);
-		}
-
-	if (*sk == NULL)
-		*sk=sk_X509_CRL_new_null();
-	if (*sk == NULL)
-		{
-		PKCS7err(PKCS7_F_PKCS7_ADD_CRL,ERR_R_MALLOC_FAILURE);
-		return 0;
-		}
-
-	CRYPTO_add(&crl->references,1,CRYPTO_LOCK_X509_CRL);
-	if (!sk_X509_CRL_push(*sk,crl))
-		{
-		X509_CRL_free(crl);
-		return 0;
-		}
-	return(1);
-	}
+{
+    int i;
+    STACK_OF(X509_CRL) **sk;
+
+    i = OBJ_obj2nid(p7->type);
+    switch (i) {
+    case NID_pkcs7_signed:
+        sk = &(p7->d.sign->crl);
+        break;
+    case NID_pkcs7_signedAndEnveloped:
+        sk = &(p7->d.signed_and_enveloped->crl);
+        break;
+    default:
+        PKCS7err(PKCS7_F_PKCS7_ADD_CRL, PKCS7_R_WRONG_CONTENT_TYPE);
+        return (0);
+    }
+
+    if (*sk == NULL)
+        *sk = sk_X509_CRL_new_null();
+    if (*sk == NULL) {
+        PKCS7err(PKCS7_F_PKCS7_ADD_CRL, ERR_R_MALLOC_FAILURE);
+        return 0;
+    }
+
+    CRYPTO_add(&crl->references, 1, CRYPTO_LOCK_X509_CRL);
+    if (!sk_X509_CRL_push(*sk, crl)) {
+        X509_CRL_free(crl);
+        return 0;
+    }
+    return (1);
+}
 
 int PKCS7_SIGNER_INFO_set(PKCS7_SIGNER_INFO *p7i, X509 *x509, EVP_PKEY *pkey,
-	     const EVP_MD *dgst)
-	{
-	int nid;
-	char is_dsa;
-
-	if (pkey->type == EVP_PKEY_DSA || pkey->type == EVP_PKEY_EC)
-		is_dsa = 1;
-	else
-		is_dsa = 0;
-	/* We now need to add another PKCS7_SIGNER_INFO entry */
-	if (!ASN1_INTEGER_set(p7i->version,1))
-		goto err;
-	if (!X509_NAME_set(&p7i->issuer_and_serial->issuer,
-			X509_get_issuer_name(x509)))
-		goto err;
-
-	/* because ASN1_INTEGER_set is used to set a 'long' we will do
-	 * things the ugly way. */
-	M_ASN1_INTEGER_free(p7i->issuer_and_serial->serial);
-	if (!(p7i->issuer_and_serial->serial=
-			M_ASN1_INTEGER_dup(X509_get_serialNumber(x509))))
-		goto err;
-
-	/* lets keep the pkey around for a while */
-	CRYPTO_add(&pkey->references,1,CRYPTO_LOCK_EVP_PKEY);
-	p7i->pkey=pkey;
-
-	/* Set the algorithms */
-	if (is_dsa) p7i->digest_alg->algorithm=OBJ_nid2obj(NID_sha1);
-	else	
-		p7i->digest_alg->algorithm=OBJ_nid2obj(EVP_MD_type(dgst));
-
-	if (p7i->digest_alg->parameter != NULL)
-		ASN1_TYPE_free(p7i->digest_alg->parameter);
-	if ((p7i->digest_alg->parameter=ASN1_TYPE_new()) == NULL)
-		goto err;
-	p7i->digest_alg->parameter->type=V_ASN1_NULL;
-
-	if (p7i->digest_enc_alg->parameter != NULL)
-		ASN1_TYPE_free(p7i->digest_enc_alg->parameter);
-	nid = EVP_PKEY_type(pkey->type);
-	if (nid == EVP_PKEY_RSA)
-		{
-		p7i->digest_enc_alg->algorithm=OBJ_nid2obj(NID_rsaEncryption);
-		if (!(p7i->digest_enc_alg->parameter=ASN1_TYPE_new()))
-			goto err;
-		p7i->digest_enc_alg->parameter->type=V_ASN1_NULL;
-		}
-	else if (nid == EVP_PKEY_DSA)
-		{
-#if 1
-		/* use 'dsaEncryption' OID for compatibility with other software
-		 * (PKCS #7 v1.5 does specify how to handle DSA) ... */
-		p7i->digest_enc_alg->algorithm=OBJ_nid2obj(NID_dsa);
-#else
-		/* ... although the 'dsaWithSHA1' OID (as required by RFC 2630 for CMS)
-		 * would make more sense. */
-		p7i->digest_enc_alg->algorithm=OBJ_nid2obj(NID_dsaWithSHA1);
-#endif
-		p7i->digest_enc_alg->parameter = NULL; /* special case for DSA: omit 'parameter'! */
-		}
-	else if (nid == EVP_PKEY_EC)
-		{
-		p7i->digest_enc_alg->algorithm=OBJ_nid2obj(NID_ecdsa_with_SHA1);
-		if (!(p7i->digest_enc_alg->parameter=ASN1_TYPE_new()))
-			goto err;
-		p7i->digest_enc_alg->parameter->type=V_ASN1_NULL;
-		}
-	else
-		return(0);
-
-	return(1);
-err:
-	return(0);
-	}
+                          const EVP_MD *dgst)
+{
+    int ret;
+
+    /* We now need to add another PKCS7_SIGNER_INFO entry */
+    if (!ASN1_INTEGER_set(p7i->version, 1))
+        goto err;
+    if (!X509_NAME_set(&p7i->issuer_and_serial->issuer,
+                       X509_get_issuer_name(x509)))
+        goto err;
+
+    /*
+     * because ASN1_INTEGER_set is used to set a 'long' we will do things the
+     * ugly way.
+     */
+    M_ASN1_INTEGER_free(p7i->issuer_and_serial->serial);
+    if (!(p7i->issuer_and_serial->serial =
+          M_ASN1_INTEGER_dup(X509_get_serialNumber(x509))))
+        goto err;
+
+    /* lets keep the pkey around for a while */
+    CRYPTO_add(&pkey->references, 1, CRYPTO_LOCK_EVP_PKEY);
+    p7i->pkey = pkey;
+
+    /* Set the algorithms */
+
+    X509_ALGOR_set0(p7i->digest_alg, OBJ_nid2obj(EVP_MD_type(dgst)),
+                    V_ASN1_NULL, NULL);
+
+    if (pkey->ameth && pkey->ameth->pkey_ctrl) {
+        ret = pkey->ameth->pkey_ctrl(pkey, ASN1_PKEY_CTRL_PKCS7_SIGN, 0, p7i);
+        if (ret > 0)
+            return 1;
+        if (ret != -2) {
+            PKCS7err(PKCS7_F_PKCS7_SIGNER_INFO_SET,
+                     PKCS7_R_SIGNING_CTRL_FAILURE);
+            return 0;
+        }
+    }
+    PKCS7err(PKCS7_F_PKCS7_SIGNER_INFO_SET,
+             PKCS7_R_SIGNING_NOT_SUPPORTED_FOR_THIS_KEY_TYPE);
+ err:
+    return 0;
+}
 
 PKCS7_SIGNER_INFO *PKCS7_add_signature(PKCS7 *p7, X509 *x509, EVP_PKEY *pkey,
-	     const EVP_MD *dgst)
-	{
-	PKCS7_SIGNER_INFO *si;
-
-	if ((si=PKCS7_SIGNER_INFO_new()) == NULL) goto err;
-	if (!PKCS7_SIGNER_INFO_set(si,x509,pkey,dgst)) goto err;
-	if (!PKCS7_add_signer(p7,si)) goto err;
-	return(si);
-err:
-	PKCS7_SIGNER_INFO_free(si);
-	return(NULL);
-	}
+                                       const EVP_MD *dgst)
+{
+    PKCS7_SIGNER_INFO *si = NULL;
+
+    if (dgst == NULL) {
+        int def_nid;
+        if (EVP_PKEY_get_default_digest_nid(pkey, &def_nid) <= 0)
+            goto err;
+        dgst = EVP_get_digestbynid(def_nid);
+        if (dgst == NULL) {
+            PKCS7err(PKCS7_F_PKCS7_ADD_SIGNATURE, PKCS7_R_NO_DEFAULT_DIGEST);
+            goto err;
+        }
+    }
+
+    if ((si = PKCS7_SIGNER_INFO_new()) == NULL)
+        goto err;
+    if (!PKCS7_SIGNER_INFO_set(si, x509, pkey, dgst))
+        goto err;
+    if (!PKCS7_add_signer(p7, si))
+        goto err;
+    return (si);
+ err:
+    if (si)
+        PKCS7_SIGNER_INFO_free(si);
+    return (NULL);
+}
 
 int PKCS7_set_digest(PKCS7 *p7, const EVP_MD *md)
-	{
-	if (PKCS7_type_is_digest(p7))
-		{
-		if(!(p7->d.digest->md->parameter = ASN1_TYPE_new()))
-			{
-			PKCS7err(PKCS7_F_PKCS7_SET_DIGEST,ERR_R_MALLOC_FAILURE);
-			return 0;
-			}
-		p7->d.digest->md->parameter->type = V_ASN1_NULL;
-		p7->d.digest->md->algorithm = OBJ_nid2obj(EVP_MD_nid(md));
-		return 1;
-		}
-		
-	PKCS7err(PKCS7_F_PKCS7_SET_DIGEST,PKCS7_R_WRONG_CONTENT_TYPE);
-	return 1;
-	}
+{
+    if (PKCS7_type_is_digest(p7)) {
+        if (!(p7->d.digest->md->parameter = ASN1_TYPE_new())) {
+            PKCS7err(PKCS7_F_PKCS7_SET_DIGEST, ERR_R_MALLOC_FAILURE);
+            return 0;
+        }
+        p7->d.digest->md->parameter->type = V_ASN1_NULL;
+        p7->d.digest->md->algorithm = OBJ_nid2obj(EVP_MD_nid(md));
+        return 1;
+    }
+
+    PKCS7err(PKCS7_F_PKCS7_SET_DIGEST, PKCS7_R_WRONG_CONTENT_TYPE);
+    return 1;
+}
 
 STACK_OF(PKCS7_SIGNER_INFO) *PKCS7_get_signer_info(PKCS7 *p7)
-	{
-	if (PKCS7_type_is_signed(p7))
-		{
-		return(p7->d.sign->signer_info);
-		}
-	else if (PKCS7_type_is_signedAndEnveloped(p7))
-		{
-		return(p7->d.signed_and_enveloped->signer_info);
-		}
-	else
-		return(NULL);
-	}
+{
+    if (p7 == NULL || p7->d.ptr == NULL)
+        return NULL;
+    if (PKCS7_type_is_signed(p7)) {
+        return (p7->d.sign->signer_info);
+    } else if (PKCS7_type_is_signedAndEnveloped(p7)) {
+        return (p7->d.signed_and_enveloped->signer_info);
+    } else
+        return (NULL);
+}
+
+void PKCS7_SIGNER_INFO_get0_algs(PKCS7_SIGNER_INFO *si, EVP_PKEY **pk,
+                                 X509_ALGOR **pdig, X509_ALGOR **psig)
+{
+    if (pk)
+        *pk = si->pkey;
+    if (pdig)
+        *pdig = si->digest_alg;
+    if (psig)
+        *psig = si->digest_enc_alg;
+}
+
+void PKCS7_RECIP_INFO_get0_alg(PKCS7_RECIP_INFO *ri, X509_ALGOR **penc)
+{
+    if (penc)
+        *penc = ri->key_enc_algor;
+}
 
 PKCS7_RECIP_INFO *PKCS7_add_recipient(PKCS7 *p7, X509 *x509)
-	{
-	PKCS7_RECIP_INFO *ri;
-
-	if ((ri=PKCS7_RECIP_INFO_new()) == NULL) goto err;
-	if (!PKCS7_RECIP_INFO_set(ri,x509)) goto err;
-	if (!PKCS7_add_recipient_info(p7,ri)) goto err;
-	return(ri);
-err:
-	PKCS7_RECIP_INFO_free(ri);
-	return(NULL);
-	}
+{
+    PKCS7_RECIP_INFO *ri;
+
+    if ((ri = PKCS7_RECIP_INFO_new()) == NULL)
+        goto err;
+    if (!PKCS7_RECIP_INFO_set(ri, x509))
+        goto err;
+    if (!PKCS7_add_recipient_info(p7, ri))
+        goto err;
+    return ri;
+ err:
+    if (ri)
+        PKCS7_RECIP_INFO_free(ri);
+    return NULL;
+}
 
 int PKCS7_add_recipient_info(PKCS7 *p7, PKCS7_RECIP_INFO *ri)
-	{
-	int i;
-	STACK_OF(PKCS7_RECIP_INFO) *sk;
-
-	i=OBJ_obj2nid(p7->type);
-	switch (i)
-		{
-	case NID_pkcs7_signedAndEnveloped:
-		sk=	p7->d.signed_and_enveloped->recipientinfo;
-		break;
-	case NID_pkcs7_enveloped:
-		sk=	p7->d.enveloped->recipientinfo;
-		break;
-	default:
-		PKCS7err(PKCS7_F_PKCS7_ADD_RECIPIENT_INFO,PKCS7_R_WRONG_CONTENT_TYPE);
-		return(0);
-		}
-
-	if (!sk_PKCS7_RECIP_INFO_push(sk,ri))
-		return 0;
-	return(1);
-	}
+{
+    int i;
+    STACK_OF(PKCS7_RECIP_INFO) *sk;
+
+    i = OBJ_obj2nid(p7->type);
+    switch (i) {
+    case NID_pkcs7_signedAndEnveloped:
+        sk = p7->d.signed_and_enveloped->recipientinfo;
+        break;
+    case NID_pkcs7_enveloped:
+        sk = p7->d.enveloped->recipientinfo;
+        break;
+    default:
+        PKCS7err(PKCS7_F_PKCS7_ADD_RECIPIENT_INFO,
+                 PKCS7_R_WRONG_CONTENT_TYPE);
+        return (0);
+    }
+
+    if (!sk_PKCS7_RECIP_INFO_push(sk, ri))
+        return 0;
+    return (1);
+}
 
 int PKCS7_RECIP_INFO_set(PKCS7_RECIP_INFO *p7i, X509 *x509)
-	{
-	if (!ASN1_INTEGER_set(p7i->version,0))
-		return 0;
-	if (!X509_NAME_set(&p7i->issuer_and_serial->issuer,
-		X509_get_issuer_name(x509)))
-		return 0;
-
-	M_ASN1_INTEGER_free(p7i->issuer_and_serial->serial);
-	if (!(p7i->issuer_and_serial->serial=
-		M_ASN1_INTEGER_dup(X509_get_serialNumber(x509))))
-		return 0;
-
-	X509_ALGOR_free(p7i->key_enc_algor);
-	if (!(p7i->key_enc_algor= X509_ALGOR_dup(x509->cert_info->key->algor)))
-		return 0;
-
-	CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
-	p7i->cert=x509;
-
-	return(1);
-	}
+{
+    int ret;
+    EVP_PKEY *pkey = NULL;
+    if (!ASN1_INTEGER_set(p7i->version, 0))
+        return 0;
+    if (!X509_NAME_set(&p7i->issuer_and_serial->issuer,
+                       X509_get_issuer_name(x509)))
+        return 0;
+
+    M_ASN1_INTEGER_free(p7i->issuer_and_serial->serial);
+    if (!(p7i->issuer_and_serial->serial =
+          M_ASN1_INTEGER_dup(X509_get_serialNumber(x509))))
+        return 0;
+
+    pkey = X509_get_pubkey(x509);
+
+    if (!pkey || !pkey->ameth || !pkey->ameth->pkey_ctrl) {
+        PKCS7err(PKCS7_F_PKCS7_RECIP_INFO_SET,
+                 PKCS7_R_ENCRYPTION_NOT_SUPPORTED_FOR_THIS_KEY_TYPE);
+        goto err;
+    }
+
+    ret = pkey->ameth->pkey_ctrl(pkey, ASN1_PKEY_CTRL_PKCS7_ENCRYPT, 0, p7i);
+    if (ret == -2) {
+        PKCS7err(PKCS7_F_PKCS7_RECIP_INFO_SET,
+                 PKCS7_R_ENCRYPTION_NOT_SUPPORTED_FOR_THIS_KEY_TYPE);
+        goto err;
+    }
+    if (ret <= 0) {
+        PKCS7err(PKCS7_F_PKCS7_RECIP_INFO_SET,
+                 PKCS7_R_ENCRYPTION_CTRL_FAILURE);
+        goto err;
+    }
+
+    EVP_PKEY_free(pkey);
+
+    CRYPTO_add(&x509->references, 1, CRYPTO_LOCK_X509);
+    p7i->cert = x509;
+
+    return 1;
+
+ err:
+    if (pkey)
+        EVP_PKEY_free(pkey);
+    return 0;
+}
 
 X509 *PKCS7_cert_from_signer_info(PKCS7 *p7, PKCS7_SIGNER_INFO *si)
-	{
-	if (PKCS7_type_is_signed(p7))
-		return(X509_find_by_issuer_and_serial(p7->d.sign->cert,
-			si->issuer_and_serial->issuer,
-			si->issuer_and_serial->serial));
-	else
-		return(NULL);
-	}
+{
+    if (PKCS7_type_is_signed(p7))
+        return (X509_find_by_issuer_and_serial(p7->d.sign->cert,
+                                               si->issuer_and_serial->issuer,
+                                               si->
+                                               issuer_and_serial->serial));
+    else
+        return (NULL);
+}
 
 int PKCS7_set_cipher(PKCS7 *p7, const EVP_CIPHER *cipher)
-	{
-	int i;
-	PKCS7_ENC_CONTENT *ec;
-
-	i=OBJ_obj2nid(p7->type);
-	switch (i)
-		{
-	case NID_pkcs7_signedAndEnveloped:
-		ec=p7->d.signed_and_enveloped->enc_data;
-		break;
-	case NID_pkcs7_enveloped:
-		ec=p7->d.enveloped->enc_data;
-		break;
-	default:
-		PKCS7err(PKCS7_F_PKCS7_SET_CIPHER,PKCS7_R_WRONG_CONTENT_TYPE);
-		return(0);
-		}
-
-	/* Check cipher OID exists and has data in it*/
-	i = EVP_CIPHER_type(cipher);
-	if(i == NID_undef) {
-		PKCS7err(PKCS7_F_PKCS7_SET_CIPHER,PKCS7_R_CIPHER_HAS_NO_OBJECT_IDENTIFIER);
-		return(0);
-	}
-
-	ec->cipher = cipher;
-	return 1;
-	}
-
+{
+    int i;
+    PKCS7_ENC_CONTENT *ec;
+
+    i = OBJ_obj2nid(p7->type);
+    switch (i) {
+    case NID_pkcs7_signedAndEnveloped:
+        ec = p7->d.signed_and_enveloped->enc_data;
+        break;
+    case NID_pkcs7_enveloped:
+        ec = p7->d.enveloped->enc_data;
+        break;
+    default:
+        PKCS7err(PKCS7_F_PKCS7_SET_CIPHER, PKCS7_R_WRONG_CONTENT_TYPE);
+        return (0);
+    }
+
+    /* Check cipher OID exists and has data in it */
+    i = EVP_CIPHER_type(cipher);
+    if (i == NID_undef) {
+        PKCS7err(PKCS7_F_PKCS7_SET_CIPHER,
+                 PKCS7_R_CIPHER_HAS_NO_OBJECT_IDENTIFIER);
+        return (0);
+    }
+
+    ec->cipher = cipher;
+    return 1;
+}
+
+int PKCS7_stream(unsigned char ***boundary, PKCS7 *p7)
+{
+    ASN1_OCTET_STRING *os = NULL;
+
+    switch (OBJ_obj2nid(p7->type)) {
+    case NID_pkcs7_data:
+        os = p7->d.data;
+        break;
+
+    case NID_pkcs7_signedAndEnveloped:
+        os = p7->d.signed_and_enveloped->enc_data->enc_data;
+        if (os == NULL) {
+            os = M_ASN1_OCTET_STRING_new();
+            p7->d.signed_and_enveloped->enc_data->enc_data = os;
+        }
+        break;
+
+    case NID_pkcs7_enveloped:
+        os = p7->d.enveloped->enc_data->enc_data;
+        if (os == NULL) {
+            os = M_ASN1_OCTET_STRING_new();
+            p7->d.enveloped->enc_data->enc_data = os;
+        }
+        break;
+
+    case NID_pkcs7_signed:
+        os = p7->d.sign->contents->d.data;
+        break;
+
+    default:
+        os = NULL;
+        break;
+    }
+
+    if (os == NULL)
+        return 0;
+
+    os->flags |= ASN1_STRING_FLAG_NDEF;
+    *boundary = &os->data;
+
+    return 1;
+}
diff --git a/Cryptlib/OpenSSL/crypto/pkcs7/pk7_mime.c b/Cryptlib/OpenSSL/crypto/pkcs7/pk7_mime.c
index 831b47d2..62fb2997 100644
--- a/Cryptlib/OpenSSL/crypto/pkcs7/pk7_mime.c
+++ b/Cryptlib/OpenSSL/crypto/pkcs7/pk7_mime.c
@@ -1,5 +1,6 @@
 /* pk7_mime.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project.
  */
 /* ====================================================================
@@ -10,7 +11,7 @@
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
+ *    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
@@ -59,67 +60,37 @@
 #include <openssl/x509.h>
 #include <openssl/asn1.h>
 
-/* PKCS#7 wrappers round generalised MIME routines */
+/* PKCS#7 wrappers round generalised stream and MIME routines */
 
-PKCS7 *SMIME_read_PKCS7(BIO *bio, BIO **bcont)
-	{
-	return (PKCS7 *)SMIME_read_ASN1(bio, bcont, ASN1_ITEM_rptr(PKCS7));
-	}
-
-/* Callback for int_smime_write_ASN1 */
-
-static int pk7_output_data(BIO *out, BIO *data, ASN1_VALUE *val, int flags,
-					const ASN1_ITEM *it)
-	{
-	PKCS7 *p7 = (PKCS7 *)val;
-	BIO *tmpbio, *p7bio;
-
-	if (!(flags & SMIME_DETACHED))
-		{
-		SMIME_crlf_copy(data, out, flags);
-		return 1;
-		}
-
-	/* Let PKCS7 code prepend any needed BIOs */
-
-	p7bio = PKCS7_dataInit(p7, out);
-
-	if (!p7bio)
-		return 0;
+int i2d_PKCS7_bio_stream(BIO *out, PKCS7 *p7, BIO *in, int flags)
+{
+    return i2d_ASN1_bio_stream(out, (ASN1_VALUE *)p7, in, flags,
+                               ASN1_ITEM_rptr(PKCS7));
+}
 
-	/* Copy data across, passing through filter BIOs for processing */
-	SMIME_crlf_copy(data, p7bio, flags);
+int PEM_write_bio_PKCS7_stream(BIO *out, PKCS7 *p7, BIO *in, int flags)
+{
+    return PEM_write_bio_ASN1_stream(out, (ASN1_VALUE *)p7, in, flags,
+                                     "PKCS7", ASN1_ITEM_rptr(PKCS7));
+}
 
-	/* Finalize structure */
-	if (PKCS7_dataFinal(p7, p7bio) <= 0)
-		goto err;
-
-	err:
-
-	/* Now remove any digests prepended to the BIO */
-
-	while (p7bio != out)
-		{
-		tmpbio = BIO_pop(p7bio);
-		BIO_free(p7bio);
-		p7bio = tmpbio;
-		}
-
-	return 1;
+int SMIME_write_PKCS7(BIO *bio, PKCS7 *p7, BIO *data, int flags)
+{
+    STACK_OF(X509_ALGOR) *mdalgs;
+    int ctype_nid = OBJ_obj2nid(p7->type);
+    if (ctype_nid == NID_pkcs7_signed)
+        mdalgs = p7->d.sign->md_algs;
+    else
+        mdalgs = NULL;
 
-	}
+    flags ^= SMIME_OLDMIME;
 
-int SMIME_write_PKCS7(BIO *bio, PKCS7 *p7, BIO *data, int flags)
-	{
-	STACK_OF(X509_ALGOR) *mdalgs;
-	int ctype_nid = OBJ_obj2nid(p7->type);
-	if (ctype_nid == NID_pkcs7_signed)
-		mdalgs = p7->d.sign->md_algs;
-	else
-		mdalgs = NULL;
+    return SMIME_write_ASN1(bio, (ASN1_VALUE *)p7, data, flags,
+                            ctype_nid, NID_undef, mdalgs,
+                            ASN1_ITEM_rptr(PKCS7));
+}
 
-	return int_smime_write_ASN1(bio, (ASN1_VALUE *)p7, data, flags,
-					ctype_nid, NID_undef, mdalgs,
-					pk7_output_data,
-					ASN1_ITEM_rptr(PKCS7));	
-	}
+PKCS7 *SMIME_read_PKCS7(BIO *bio, BIO **bcont)
+{
+    return (PKCS7 *)SMIME_read_ASN1(bio, bcont, ASN1_ITEM_rptr(PKCS7));
+}
diff --git a/Cryptlib/OpenSSL/crypto/pkcs7/pk7_smime.c b/Cryptlib/OpenSSL/crypto/pkcs7/pk7_smime.c
index 49b450da..71afa212 100644
--- a/Cryptlib/OpenSSL/crypto/pkcs7/pk7_smime.c
+++ b/Cryptlib/OpenSSL/crypto/pkcs7/pk7_smime.c
@@ -1,5 +1,6 @@
 /* pk7_smime.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project.
  */
 /* ====================================================================
@@ -10,7 +11,7 @@
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
+ *    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
@@ -63,471 +64,533 @@
 #include <openssl/x509.h>
 #include <openssl/x509v3.h>
 
+static int pkcs7_copy_existing_digest(PKCS7 *p7, PKCS7_SIGNER_INFO *si);
+
 PKCS7 *PKCS7_sign(X509 *signcert, EVP_PKEY *pkey, STACK_OF(X509) *certs,
-		  BIO *data, int flags)
+                  BIO *data, int flags)
 {
-	PKCS7 *p7 = NULL;
-	PKCS7_SIGNER_INFO *si;
-	BIO *p7bio = NULL;
-	STACK_OF(X509_ALGOR) *smcap = NULL;
-	int i;
-
-	if(!X509_check_private_key(signcert, pkey)) {
-		PKCS7err(PKCS7_F_PKCS7_SIGN,PKCS7_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE);
-                return NULL;
-	}
-
-	if(!(p7 = PKCS7_new())) {
-		PKCS7err(PKCS7_F_PKCS7_SIGN,ERR_R_MALLOC_FAILURE);
-		return NULL;
-	}
-
-	if (!PKCS7_set_type(p7, NID_pkcs7_signed))
-		goto err;
-
-	if (!PKCS7_content_new(p7, NID_pkcs7_data))
-		goto err;
-
-  /* 
-    NOTE: Update to SHA-256 digest algorithm for UEFI version.
-  */
-	if (!(si = PKCS7_add_signature(p7,signcert,pkey,EVP_sha256()))) {
-		PKCS7err(PKCS7_F_PKCS7_SIGN,PKCS7_R_PKCS7_ADD_SIGNATURE_ERROR);
-		goto err;
-	}
-
-	if(!(flags & PKCS7_NOCERTS)) {
-		if (!PKCS7_add_certificate(p7, signcert))
-			goto err;
-		if(certs) for(i = 0; i < sk_X509_num(certs); i++)
-			if (!PKCS7_add_certificate(p7, sk_X509_value(certs, i)))
-				goto err;
-	}
-
-	if(!(flags & PKCS7_NOATTR)) {
-		if (!PKCS7_add_signed_attribute(si, NID_pkcs9_contentType,
-				V_ASN1_OBJECT, OBJ_nid2obj(NID_pkcs7_data)))
-			goto err;
-		/* Add SMIMECapabilities */
-		if(!(flags & PKCS7_NOSMIMECAP))
-		{
-		if(!(smcap = sk_X509_ALGOR_new_null())) {
-			PKCS7err(PKCS7_F_PKCS7_SIGN,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-#ifndef OPENSSL_NO_DES
-		if (!PKCS7_simple_smimecap (smcap, NID_des_ede3_cbc, -1))
-			goto err;
-#endif
-#ifndef OPENSSL_NO_RC2
-		if (!PKCS7_simple_smimecap (smcap, NID_rc2_cbc, 128))
-			goto err;
-		if (!PKCS7_simple_smimecap (smcap, NID_rc2_cbc, 64))
-			goto err;
-#endif
-#ifndef OPENSSL_NO_DES
-		if (!PKCS7_simple_smimecap (smcap, NID_des_cbc, -1))
-			goto err;
-#endif
-#ifndef OPENSSL_NO_RC2
-		if (!PKCS7_simple_smimecap (smcap, NID_rc2_cbc, 40))
-			goto err;
-#endif
-		if (!PKCS7_add_attrib_smimecap (si, smcap))
-			goto err;
-		sk_X509_ALGOR_pop_free(smcap, X509_ALGOR_free);
-		smcap = NULL;
-		}
-	}
+    PKCS7 *p7;
+    int i;
+
+    if (!(p7 = PKCS7_new())) {
+        PKCS7err(PKCS7_F_PKCS7_SIGN, ERR_R_MALLOC_FAILURE);
+        return NULL;
+    }
+
+    if (!PKCS7_set_type(p7, NID_pkcs7_signed))
+        goto err;
+
+    if (!PKCS7_content_new(p7, NID_pkcs7_data))
+        goto err;
+
+    if (pkey && !PKCS7_sign_add_signer(p7, signcert, pkey, NULL, flags)) {
+        PKCS7err(PKCS7_F_PKCS7_SIGN, PKCS7_R_PKCS7_ADD_SIGNER_ERROR);
+        goto err;
+    }
+
+    if (!(flags & PKCS7_NOCERTS)) {
+        for (i = 0; i < sk_X509_num(certs); i++) {
+            if (!PKCS7_add_certificate(p7, sk_X509_value(certs, i)))
+                goto err;
+        }
+    }
+
+    if (flags & PKCS7_DETACHED)
+        PKCS7_set_detached(p7, 1);
+
+    if (flags & (PKCS7_STREAM | PKCS7_PARTIAL))
+        return p7;
+
+    if (PKCS7_final(p7, data, flags))
+        return p7;
+
+ err:
+    PKCS7_free(p7);
+    return NULL;
+}
+
+int PKCS7_final(PKCS7 *p7, BIO *data, int flags)
+{
+    BIO *p7bio;
+    int ret = 0;
+    if (!(p7bio = PKCS7_dataInit(p7, NULL))) {
+        PKCS7err(PKCS7_F_PKCS7_FINAL, ERR_R_MALLOC_FAILURE);
+        return 0;
+    }
+
+    SMIME_crlf_copy(data, p7bio, flags);
+
+    (void)BIO_flush(p7bio);
+
+    if (!PKCS7_dataFinal(p7, p7bio)) {
+        PKCS7err(PKCS7_F_PKCS7_FINAL, PKCS7_R_PKCS7_DATASIGN);
+        goto err;
+    }
 
-	if(flags & PKCS7_DETACHED)PKCS7_set_detached(p7, 1);
+    ret = 1;
 
-	if (flags & PKCS7_STREAM)
-		return p7;
+ err:
+    BIO_free_all(p7bio);
 
+    return ret;
 
-	if (!(p7bio = PKCS7_dataInit(p7, NULL))) {
-		PKCS7err(PKCS7_F_PKCS7_SIGN,ERR_R_MALLOC_FAILURE);
-		goto err;
-	}
+}
+
+/* Check to see if a cipher exists and if so add S/MIME capabilities */
+
+static int add_cipher_smcap(STACK_OF(X509_ALGOR) *sk, int nid, int arg)
+{
+    if (EVP_get_cipherbynid(nid))
+        return PKCS7_simple_smimecap(sk, nid, arg);
+    return 1;
+}
 
-	SMIME_crlf_copy(data, p7bio, flags);
+static int add_digest_smcap(STACK_OF(X509_ALGOR) *sk, int nid, int arg)
+{
+    if (EVP_get_digestbynid(nid))
+        return PKCS7_simple_smimecap(sk, nid, arg);
+    return 1;
+}
 
+PKCS7_SIGNER_INFO *PKCS7_sign_add_signer(PKCS7 *p7, X509 *signcert,
+                                         EVP_PKEY *pkey, const EVP_MD *md,
+                                         int flags)
+{
+    PKCS7_SIGNER_INFO *si = NULL;
+    STACK_OF(X509_ALGOR) *smcap = NULL;
+    if (!X509_check_private_key(signcert, pkey)) {
+        PKCS7err(PKCS7_F_PKCS7_SIGN_ADD_SIGNER,
+                 PKCS7_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE);
+        return NULL;
+    }
+
+    if (!(si = PKCS7_add_signature(p7, signcert, pkey, md))) {
+        PKCS7err(PKCS7_F_PKCS7_SIGN_ADD_SIGNER,
+                 PKCS7_R_PKCS7_ADD_SIGNATURE_ERROR);
+        return NULL;
+    }
+
+    if (!(flags & PKCS7_NOCERTS)) {
+        if (!PKCS7_add_certificate(p7, signcert))
+            goto err;
+    }
+
+    if (!(flags & PKCS7_NOATTR)) {
+        if (!PKCS7_add_attrib_content_type(si, NULL))
+            goto err;
+        /* Add SMIMECapabilities */
+        if (!(flags & PKCS7_NOSMIMECAP)) {
+            if (!(smcap = sk_X509_ALGOR_new_null())) {
+                PKCS7err(PKCS7_F_PKCS7_SIGN_ADD_SIGNER, ERR_R_MALLOC_FAILURE);
+                goto err;
+            }
+            if (!add_cipher_smcap(smcap, NID_aes_256_cbc, -1)
+                || !add_digest_smcap(smcap, NID_id_GostR3411_94, -1)
+                || !add_cipher_smcap(smcap, NID_id_Gost28147_89, -1)
+                || !add_cipher_smcap(smcap, NID_aes_192_cbc, -1)
+                || !add_cipher_smcap(smcap, NID_aes_128_cbc, -1)
+                || !add_cipher_smcap(smcap, NID_des_ede3_cbc, -1)
+                || !add_cipher_smcap(smcap, NID_rc2_cbc, 128)
+                || !add_cipher_smcap(smcap, NID_rc2_cbc, 64)
+                || !add_cipher_smcap(smcap, NID_des_cbc, -1)
+                || !add_cipher_smcap(smcap, NID_rc2_cbc, 40)
+                || !PKCS7_add_attrib_smimecap(si, smcap))
+                goto err;
+            sk_X509_ALGOR_pop_free(smcap, X509_ALGOR_free);
+            smcap = NULL;
+        }
+        if (flags & PKCS7_REUSE_DIGEST) {
+            if (!pkcs7_copy_existing_digest(p7, si))
+                goto err;
+            if (!(flags & PKCS7_PARTIAL) && !PKCS7_SIGNER_INFO_sign(si))
+                goto err;
+        }
+    }
+    return si;
+ err:
+    if (smcap)
+        sk_X509_ALGOR_pop_free(smcap, X509_ALGOR_free);
+    return NULL;
+}
 
-	if (!PKCS7_dataFinal(p7,p7bio)) {
-		PKCS7err(PKCS7_F_PKCS7_SIGN,PKCS7_R_PKCS7_DATASIGN);
-		goto err;
-	}
+/*
+ * Search for a digest matching SignerInfo digest type and if found copy
+ * across.
+ */
 
-	BIO_free_all(p7bio);
-	return p7;
-err:
-	sk_X509_ALGOR_pop_free(smcap, X509_ALGOR_free);
-	BIO_free_all(p7bio);
-	PKCS7_free(p7);
-	return NULL;
+static int pkcs7_copy_existing_digest(PKCS7 *p7, PKCS7_SIGNER_INFO *si)
+{
+    int i;
+    STACK_OF(PKCS7_SIGNER_INFO) *sinfos;
+    PKCS7_SIGNER_INFO *sitmp;
+    ASN1_OCTET_STRING *osdig = NULL;
+    sinfos = PKCS7_get_signer_info(p7);
+    for (i = 0; i < sk_PKCS7_SIGNER_INFO_num(sinfos); i++) {
+        sitmp = sk_PKCS7_SIGNER_INFO_value(sinfos, i);
+        if (si == sitmp)
+            break;
+        if (sk_X509_ATTRIBUTE_num(sitmp->auth_attr) <= 0)
+            continue;
+        if (!OBJ_cmp(si->digest_alg->algorithm, sitmp->digest_alg->algorithm)) {
+            osdig = PKCS7_digest_from_attributes(sitmp->auth_attr);
+            break;
+        }
+
+    }
+
+    if (osdig)
+        return PKCS7_add1_attrib_digest(si, osdig->data, osdig->length);
+
+    PKCS7err(PKCS7_F_PKCS7_COPY_EXISTING_DIGEST,
+             PKCS7_R_NO_MATCHING_DIGEST_TYPE_FOUND);
+    return 0;
 }
 
 int PKCS7_verify(PKCS7 *p7, STACK_OF(X509) *certs, X509_STORE *store,
-					BIO *indata, BIO *out, int flags)
+                 BIO *indata, BIO *out, int flags)
 {
-	STACK_OF(X509) *signers;
-	X509 *signer;
-	STACK_OF(PKCS7_SIGNER_INFO) *sinfos;
-	PKCS7_SIGNER_INFO *si;
-	X509_STORE_CTX cert_ctx;
-	char *buf = NULL;
-	int bufsiz;
-	int i, j=0, k, ret = 0;
-	BIO *p7bio;
-	BIO *tmpin, *tmpout;
-
-	if(!p7) {
-		PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_INVALID_NULL_POINTER);
-		return 0;
-	}
-
-	if(!PKCS7_type_is_signed(p7)) {
-		PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_WRONG_CONTENT_TYPE);
-		return 0;
-	}
-
-	/* Check for no data and no content: no data to verify signature */
-	if(PKCS7_get_detached(p7) && !indata) {
-		PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_NO_CONTENT);
-		return 0;
-	}
+    STACK_OF(X509) *signers;
+    X509 *signer;
+    STACK_OF(PKCS7_SIGNER_INFO) *sinfos;
+    PKCS7_SIGNER_INFO *si;
+    X509_STORE_CTX cert_ctx;
+    char *buf = NULL;
+    int bufsiz;
+    int i, j = 0, k, ret = 0;
+    BIO *p7bio;
+    BIO *tmpin, *tmpout;
+
+    if (!p7) {
+        PKCS7err(PKCS7_F_PKCS7_VERIFY, PKCS7_R_INVALID_NULL_POINTER);
+        return 0;
+    }
+
+    if (!PKCS7_type_is_signed(p7)) {
+        PKCS7err(PKCS7_F_PKCS7_VERIFY, PKCS7_R_WRONG_CONTENT_TYPE);
+        return 0;
+    }
+
+    /* Check for no data and no content: no data to verify signature */
+    if (PKCS7_get_detached(p7) && !indata) {
+        PKCS7err(PKCS7_F_PKCS7_VERIFY, PKCS7_R_NO_CONTENT);
+        return 0;
+    }
 #if 0
-	/* NB: this test commented out because some versions of Netscape
-	 * illegally include zero length content when signing data.
-	 */
-
-	/* Check for data and content: two sets of data */
-	if(!PKCS7_get_detached(p7) && indata) {
-				PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_CONTENT_AND_DATA_PRESENT);
-		return 0;
-	}
+    /*
+     * NB: this test commented out because some versions of Netscape
+     * illegally include zero length content when signing data.
+     */
+
+    /* Check for data and content: two sets of data */
+    if (!PKCS7_get_detached(p7) && indata) {
+        PKCS7err(PKCS7_F_PKCS7_VERIFY, PKCS7_R_CONTENT_AND_DATA_PRESENT);
+        return 0;
+    }
 #endif
 
-	sinfos = PKCS7_get_signer_info(p7);
-
-	if(!sinfos || !sk_PKCS7_SIGNER_INFO_num(sinfos)) {
-		PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_NO_SIGNATURES_ON_DATA);
-		return 0;
-	}
-
-
-	signers = PKCS7_get0_signers(p7, certs, flags);
-
-	if(!signers) return 0;
-
-	/* Now verify the certificates */
-
-	if (!(flags & PKCS7_NOVERIFY)) for (k = 0; k < sk_X509_num(signers); k++) {
-		signer = sk_X509_value (signers, k);
-		if (!(flags & PKCS7_NOCHAIN)) {
-			if(!X509_STORE_CTX_init(&cert_ctx, store, signer,
-							p7->d.sign->cert))
-				{
-				PKCS7err(PKCS7_F_PKCS7_VERIFY,ERR_R_X509_LIB);
-				sk_X509_free(signers);
-				return 0;
-				}
-			X509_STORE_CTX_set_default(&cert_ctx, "smime_sign");
-		} else if(!X509_STORE_CTX_init (&cert_ctx, store, signer, NULL)) {
-			PKCS7err(PKCS7_F_PKCS7_VERIFY,ERR_R_X509_LIB);
-			sk_X509_free(signers);
-			return 0;
-		}
-		if (!(flags & PKCS7_NOCRL))
-			X509_STORE_CTX_set0_crls(&cert_ctx, p7->d.sign->crl);
-		i = X509_verify_cert(&cert_ctx);
-		if (i <= 0) j = X509_STORE_CTX_get_error(&cert_ctx);
-		X509_STORE_CTX_cleanup(&cert_ctx);
-		if (i <= 0) {
-			PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_CERTIFICATE_VERIFY_ERROR);
-			ERR_add_error_data(2, "Verify error:",
-					 X509_verify_cert_error_string(j));
-			sk_X509_free(signers);
-			return 0;
-		}
-		/* Check for revocation status here */
-	}
-
-	/* Performance optimization: if the content is a memory BIO then
-	 * store its contents in a temporary read only memory BIO. This
-	 * avoids potentially large numbers of slow copies of data which will
-	 * occur when reading from a read write memory BIO when signatures
-	 * are calculated.
-	 */
-
-	if (indata && (BIO_method_type(indata) == BIO_TYPE_MEM))
-		{
-		char *ptr;
-		long len;
-		len = BIO_get_mem_data(indata, &ptr);
-		tmpin = BIO_new_mem_buf(ptr, len);
-		if (tmpin == NULL)
-			{
-			PKCS7err(PKCS7_F_PKCS7_VERIFY,ERR_R_MALLOC_FAILURE);
-			return 0;
-			}
-		}
-	else
-		tmpin = indata;
-		
-
-	if (!(p7bio=PKCS7_dataInit(p7,tmpin)))
-		goto err;
-
-	if(flags & PKCS7_TEXT) {
-		if(!(tmpout = BIO_new(BIO_s_mem()))) {
-			PKCS7err(PKCS7_F_PKCS7_VERIFY,ERR_R_MALLOC_FAILURE);
-			goto err;
-		}
-		BIO_set_mem_eof_return(tmpout, 0);
-	} else tmpout = out;
-
-	bufsiz = 4096;
-	buf = OPENSSL_malloc (bufsiz);
-		if (buf == NULL) {
-			goto err;
-	}
-
-	/* We now have to 'read' from p7bio to calculate digests etc. */
-	for (;;)
-	{
-		i=BIO_read(p7bio,buf,bufsiz);
-		if (i <= 0) break;
-		if (tmpout) BIO_write(tmpout, buf, i);
-	}
-
-	if(flags & PKCS7_TEXT) {
-		if(!SMIME_text(tmpout, out)) {
-			PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_SMIME_TEXT_ERROR);
-			BIO_free(tmpout);
-			goto err;
-		}
-		BIO_free(tmpout);
-	}
-
-	/* Now Verify All Signatures */
-	if (!(flags & PKCS7_NOSIGS))
-	    for (i=0; i<sk_PKCS7_SIGNER_INFO_num(sinfos); i++)
-		{
-		si=sk_PKCS7_SIGNER_INFO_value(sinfos,i);
-		signer = sk_X509_value (signers, i);
-		j=PKCS7_signatureVerify(p7bio,p7,si, signer);
-		if (j <= 0) {
-			PKCS7err(PKCS7_F_PKCS7_VERIFY,PKCS7_R_SIGNATURE_FAILURE);
-			goto err;
-		}
-	}
-
-	ret = 1;
-
-	err:
-	
-	if (tmpin == indata)
-		{
-		if (indata) BIO_pop(p7bio);
-		}
-	BIO_free_all(p7bio);
-
-	sk_X509_free(signers);
-
-	if (buf != NULL) {
-		OPENSSL_free (buf);
-	}
-
-	return ret;
+    sinfos = PKCS7_get_signer_info(p7);
+
+    if (!sinfos || !sk_PKCS7_SIGNER_INFO_num(sinfos)) {
+        PKCS7err(PKCS7_F_PKCS7_VERIFY, PKCS7_R_NO_SIGNATURES_ON_DATA);
+        return 0;
+    }
+
+    signers = PKCS7_get0_signers(p7, certs, flags);
+
+    if (!signers)
+        return 0;
+
+    /* Now verify the certificates */
+
+    if (!(flags & PKCS7_NOVERIFY))
+        for (k = 0; k < sk_X509_num(signers); k++) {
+            signer = sk_X509_value(signers, k);
+            if (!(flags & PKCS7_NOCHAIN)) {
+                if (!X509_STORE_CTX_init(&cert_ctx, store, signer,
+                                         p7->d.sign->cert)) {
+                    PKCS7err(PKCS7_F_PKCS7_VERIFY, ERR_R_X509_LIB);
+                    sk_X509_free(signers);
+                    return 0;
+                }
+                X509_STORE_CTX_set_default(&cert_ctx, "smime_sign");
+            } else if (!X509_STORE_CTX_init(&cert_ctx, store, signer, NULL)) {
+                PKCS7err(PKCS7_F_PKCS7_VERIFY, ERR_R_X509_LIB);
+                sk_X509_free(signers);
+                return 0;
+            }
+            if (!(flags & PKCS7_NOCRL))
+                X509_STORE_CTX_set0_crls(&cert_ctx, p7->d.sign->crl);
+            i = X509_verify_cert(&cert_ctx);
+            if (i <= 0)
+                j = X509_STORE_CTX_get_error(&cert_ctx);
+            X509_STORE_CTX_cleanup(&cert_ctx);
+            if (i <= 0) {
+                PKCS7err(PKCS7_F_PKCS7_VERIFY,
+                         PKCS7_R_CERTIFICATE_VERIFY_ERROR);
+                ERR_add_error_data(2, "Verify error:",
+                                   X509_verify_cert_error_string(j));
+                sk_X509_free(signers);
+                return 0;
+            }
+            /* Check for revocation status here */
+        }
+
+    /*
+     * Performance optimization: if the content is a memory BIO then store
+     * its contents in a temporary read only memory BIO. This avoids
+     * potentially large numbers of slow copies of data which will occur when
+     * reading from a read write memory BIO when signatures are calculated.
+     */
+
+    if (indata && (BIO_method_type(indata) == BIO_TYPE_MEM)) {
+        char *ptr;
+        long len;
+        len = BIO_get_mem_data(indata, &ptr);
+        tmpin = BIO_new_mem_buf(ptr, len);
+        if (tmpin == NULL) {
+            PKCS7err(PKCS7_F_PKCS7_VERIFY, ERR_R_MALLOC_FAILURE);
+            return 0;
+        }
+    } else
+        tmpin = indata;
+
+    if (!(p7bio = PKCS7_dataInit(p7, tmpin)))
+        goto err;
+
+    if (flags & PKCS7_TEXT) {
+        if (!(tmpout = BIO_new(BIO_s_mem()))) {
+            PKCS7err(PKCS7_F_PKCS7_VERIFY, ERR_R_MALLOC_FAILURE);
+            goto err;
+        }
+        BIO_set_mem_eof_return(tmpout, 0);
+    } else
+        tmpout = out;
+
+    bufsiz = 4096;
+    buf = OPENSSL_malloc(bufsiz);
+    if (buf == NULL) {
+        goto err;
+    }
+    /* We now have to 'read' from p7bio to calculate digests etc. */
+    for (;;) {
+        i = BIO_read(p7bio, buf, bufsiz);
+        if (i <= 0)
+            break;
+        if (tmpout)
+            BIO_write(tmpout, buf, i);
+    }
+
+    if (flags & PKCS7_TEXT) {
+        if (!SMIME_text(tmpout, out)) {
+            PKCS7err(PKCS7_F_PKCS7_VERIFY, PKCS7_R_SMIME_TEXT_ERROR);
+            BIO_free(tmpout);
+            goto err;
+        }
+        BIO_free(tmpout);
+    }
+
+    /* Now Verify All Signatures */
+    if (!(flags & PKCS7_NOSIGS))
+        for (i = 0; i < sk_PKCS7_SIGNER_INFO_num(sinfos); i++) {
+            si = sk_PKCS7_SIGNER_INFO_value(sinfos, i);
+            signer = sk_X509_value(signers, i);
+            j = PKCS7_signatureVerify(p7bio, p7, si, signer);
+            if (j <= 0) {
+                PKCS7err(PKCS7_F_PKCS7_VERIFY, PKCS7_R_SIGNATURE_FAILURE);
+                goto err;
+            }
+        }
+
+    ret = 1;
+
+ err:
+
+    if (tmpin == indata) {
+        if (indata)
+            BIO_pop(p7bio);
+    }
+    BIO_free_all(p7bio);
+
+    sk_X509_free(signers);
+
+    if (buf != NULL) {
+      OPENSSL_free(buf);
+    }
+
+    return ret;
 }
 
-STACK_OF(X509) *PKCS7_get0_signers(PKCS7 *p7, STACK_OF(X509) *certs, int flags)
+STACK_OF(X509) *PKCS7_get0_signers(PKCS7 *p7, STACK_OF(X509) *certs,
+                                   int flags)
 {
-	STACK_OF(X509) *signers;
-	STACK_OF(PKCS7_SIGNER_INFO) *sinfos;
-	PKCS7_SIGNER_INFO *si;
-	PKCS7_ISSUER_AND_SERIAL *ias;
-	X509 *signer;
-	int i;
-
-	if(!p7) {
-		PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS,PKCS7_R_INVALID_NULL_POINTER);
-		return NULL;
-	}
-
-	if(!PKCS7_type_is_signed(p7)) {
-		PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS,PKCS7_R_WRONG_CONTENT_TYPE);
-		return NULL;
-	}
-
-	/* Collect all the signers together */
-
-	sinfos = PKCS7_get_signer_info(p7);
-
-	if(sk_PKCS7_SIGNER_INFO_num(sinfos) <= 0) {
-		PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS,PKCS7_R_NO_SIGNERS);
-		return NULL;
-	}
-
-	if(!(signers = sk_X509_new_null())) {
-		PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS,ERR_R_MALLOC_FAILURE);
-		return NULL;
-	}
-
-	for (i = 0; i < sk_PKCS7_SIGNER_INFO_num(sinfos); i++)
-	{
-	    si = sk_PKCS7_SIGNER_INFO_value(sinfos, i);
-	    ias = si->issuer_and_serial;
-	    signer = NULL;
-		/* If any certificates passed they take priority */
-	    if (certs) signer = X509_find_by_issuer_and_serial (certs,
-					 	ias->issuer, ias->serial);
-	    if (!signer && !(flags & PKCS7_NOINTERN)
-			&& p7->d.sign->cert) signer =
-		              X509_find_by_issuer_and_serial (p7->d.sign->cert,
-					      	ias->issuer, ias->serial);
-	    if (!signer) {
-			PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS,PKCS7_R_SIGNER_CERTIFICATE_NOT_FOUND);
-			sk_X509_free(signers);
-			return NULL;
-	    }
-
-	    if (!sk_X509_push(signers, signer)) {
-			sk_X509_free(signers);
-			return NULL;
-	    }
-	}
-	return signers;
+    STACK_OF(X509) *signers;
+    STACK_OF(PKCS7_SIGNER_INFO) *sinfos;
+    PKCS7_SIGNER_INFO *si;
+    PKCS7_ISSUER_AND_SERIAL *ias;
+    X509 *signer;
+    int i;
+
+    if (!p7) {
+        PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS, PKCS7_R_INVALID_NULL_POINTER);
+        return NULL;
+    }
+
+    if (!PKCS7_type_is_signed(p7)) {
+        PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS, PKCS7_R_WRONG_CONTENT_TYPE);
+        return NULL;
+    }
+
+    /* Collect all the signers together */
+
+    sinfos = PKCS7_get_signer_info(p7);
+
+    if (sk_PKCS7_SIGNER_INFO_num(sinfos) <= 0) {
+        PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS, PKCS7_R_NO_SIGNERS);
+        return 0;
+    }
+
+    if (!(signers = sk_X509_new_null())) {
+        PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS, ERR_R_MALLOC_FAILURE);
+        return NULL;
+    }
+
+    for (i = 0; i < sk_PKCS7_SIGNER_INFO_num(sinfos); i++) {
+        si = sk_PKCS7_SIGNER_INFO_value(sinfos, i);
+        ias = si->issuer_and_serial;
+        signer = NULL;
+        /* If any certificates passed they take priority */
+        if (certs)
+            signer = X509_find_by_issuer_and_serial(certs,
+                                                    ias->issuer, ias->serial);
+        if (!signer && !(flags & PKCS7_NOINTERN)
+            && p7->d.sign->cert)
+            signer =
+                X509_find_by_issuer_and_serial(p7->d.sign->cert,
+                                               ias->issuer, ias->serial);
+        if (!signer) {
+            PKCS7err(PKCS7_F_PKCS7_GET0_SIGNERS,
+                     PKCS7_R_SIGNER_CERTIFICATE_NOT_FOUND);
+            sk_X509_free(signers);
+            return 0;
+        }
+
+        if (!sk_X509_push(signers, signer)) {
+            sk_X509_free(signers);
+            return NULL;
+        }
+    }
+    return signers;
 }
 
-
 /* Build a complete PKCS#7 enveloped data */
 
 PKCS7 *PKCS7_encrypt(STACK_OF(X509) *certs, BIO *in, const EVP_CIPHER *cipher,
-								int flags)
+                     int flags)
 {
-	PKCS7 *p7;
-	BIO *p7bio = NULL;
-	int i;
-	X509 *x509;
-	if(!(p7 = PKCS7_new())) {
-		PKCS7err(PKCS7_F_PKCS7_ENCRYPT,ERR_R_MALLOC_FAILURE);
-		return NULL;
-	}
-
-	if (!PKCS7_set_type(p7, NID_pkcs7_enveloped))
-		goto err;
-	if(!PKCS7_set_cipher(p7, cipher)) {
-		PKCS7err(PKCS7_F_PKCS7_ENCRYPT,PKCS7_R_ERROR_SETTING_CIPHER);
-		goto err;
-	}
-
-	for(i = 0; i < sk_X509_num(certs); i++) {
-		x509 = sk_X509_value(certs, i);
-		if(!PKCS7_add_recipient(p7, x509)) {
-			PKCS7err(PKCS7_F_PKCS7_ENCRYPT,
-					PKCS7_R_ERROR_ADDING_RECIPIENT);
-			goto err;
-		}
-	}
-
-	if(!(p7bio = PKCS7_dataInit(p7, NULL))) {
-		PKCS7err(PKCS7_F_PKCS7_ENCRYPT,ERR_R_MALLOC_FAILURE);
-		goto err;
-	}
-
-	SMIME_crlf_copy(in, p7bio, flags);
-
-	(void)BIO_flush(p7bio);
-
-        if (!PKCS7_dataFinal(p7,p7bio)) {
-		PKCS7err(PKCS7_F_PKCS7_ENCRYPT,PKCS7_R_PKCS7_DATAFINAL_ERROR);
-		goto err;
-	}
-        BIO_free_all(p7bio);
-
-	return p7;
-
-	err:
-
-	BIO_free_all(p7bio);
-	PKCS7_free(p7);
-	return NULL;
+    PKCS7 *p7;
+    BIO *p7bio = NULL;
+    int i;
+    X509 *x509;
+    if (!(p7 = PKCS7_new())) {
+        PKCS7err(PKCS7_F_PKCS7_ENCRYPT, ERR_R_MALLOC_FAILURE);
+        return NULL;
+    }
+
+    if (!PKCS7_set_type(p7, NID_pkcs7_enveloped))
+        goto err;
+    if (!PKCS7_set_cipher(p7, cipher)) {
+        PKCS7err(PKCS7_F_PKCS7_ENCRYPT, PKCS7_R_ERROR_SETTING_CIPHER);
+        goto err;
+    }
+
+    for (i = 0; i < sk_X509_num(certs); i++) {
+        x509 = sk_X509_value(certs, i);
+        if (!PKCS7_add_recipient(p7, x509)) {
+            PKCS7err(PKCS7_F_PKCS7_ENCRYPT, PKCS7_R_ERROR_ADDING_RECIPIENT);
+            goto err;
+        }
+    }
+
+    if (flags & PKCS7_STREAM)
+        return p7;
+
+    if (PKCS7_final(p7, in, flags))
+        return p7;
+
+ err:
+
+    BIO_free_all(p7bio);
+    PKCS7_free(p7);
+    return NULL;
 
 }
 
 int PKCS7_decrypt(PKCS7 *p7, EVP_PKEY *pkey, X509 *cert, BIO *data, int flags)
 {
-	BIO *tmpmem;
-	int ret, i;
-	char buf[4096];
-
-	if(!p7) {
-		PKCS7err(PKCS7_F_PKCS7_DECRYPT,PKCS7_R_INVALID_NULL_POINTER);
-		return 0;
-	}
-
-	if(!PKCS7_type_is_enveloped(p7)) {
-		PKCS7err(PKCS7_F_PKCS7_DECRYPT,PKCS7_R_WRONG_CONTENT_TYPE);
-		return 0;
-	}
-
-	if(cert && !X509_check_private_key(cert, pkey)) {
-		PKCS7err(PKCS7_F_PKCS7_DECRYPT,
-				PKCS7_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE);
-		return 0;
-	}
-
-	if(!(tmpmem = PKCS7_dataDecode(p7, pkey, NULL, cert))) {
-		PKCS7err(PKCS7_F_PKCS7_DECRYPT, PKCS7_R_DECRYPT_ERROR);
-		return 0;
-	}
-
-	if (flags & PKCS7_TEXT) {
-		BIO *tmpbuf, *bread;
-		/* Encrypt BIOs can't do BIO_gets() so add a buffer BIO */
-		if(!(tmpbuf = BIO_new(BIO_f_buffer()))) {
-			PKCS7err(PKCS7_F_PKCS7_DECRYPT, ERR_R_MALLOC_FAILURE);
-			BIO_free_all(tmpmem);
-			return 0;
-		}
-		if(!(bread = BIO_push(tmpbuf, tmpmem))) {
-			PKCS7err(PKCS7_F_PKCS7_DECRYPT, ERR_R_MALLOC_FAILURE);
-			BIO_free_all(tmpbuf);
-			BIO_free_all(tmpmem);
-			return 0;
-		}
-		ret = SMIME_text(bread, data);
-		if (ret > 0 && BIO_method_type(tmpmem) == BIO_TYPE_CIPHER)
-			{
-			if (!BIO_get_cipher_status(tmpmem))
-				ret = 0;
-			}
-		BIO_free_all(bread);
-		return ret;
-	} else {
-		for(;;) {
-			i = BIO_read(tmpmem, buf, sizeof(buf));
-			if(i <= 0)
-				{
-				ret = 1;
-				if (BIO_method_type(tmpmem) == BIO_TYPE_CIPHER)
-					{
-					if (!BIO_get_cipher_status(tmpmem))
-						ret = 0;
-					}
-					
-				break;
-				}
-			if (BIO_write(data, buf, i) != i)
-				{
-				ret = 0;
-				break;
-				}
-		}
-		BIO_free_all(tmpmem);
-		return ret;
-	}
+    BIO *tmpmem;
+    int ret, i;
+    char buf[4096];
+
+    if (!p7) {
+        PKCS7err(PKCS7_F_PKCS7_DECRYPT, PKCS7_R_INVALID_NULL_POINTER);
+        return 0;
+    }
+
+    if (!PKCS7_type_is_enveloped(p7)) {
+        PKCS7err(PKCS7_F_PKCS7_DECRYPT, PKCS7_R_WRONG_CONTENT_TYPE);
+        return 0;
+    }
+
+    if (cert && !X509_check_private_key(cert, pkey)) {
+        PKCS7err(PKCS7_F_PKCS7_DECRYPT,
+                 PKCS7_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE);
+        return 0;
+    }
+
+    if (!(tmpmem = PKCS7_dataDecode(p7, pkey, NULL, cert))) {
+        PKCS7err(PKCS7_F_PKCS7_DECRYPT, PKCS7_R_DECRYPT_ERROR);
+        return 0;
+    }
+
+    if (flags & PKCS7_TEXT) {
+        BIO *tmpbuf, *bread;
+        /* Encrypt BIOs can't do BIO_gets() so add a buffer BIO */
+        if (!(tmpbuf = BIO_new(BIO_f_buffer()))) {
+            PKCS7err(PKCS7_F_PKCS7_DECRYPT, ERR_R_MALLOC_FAILURE);
+            BIO_free_all(tmpmem);
+            return 0;
+        }
+        if (!(bread = BIO_push(tmpbuf, tmpmem))) {
+            PKCS7err(PKCS7_F_PKCS7_DECRYPT, ERR_R_MALLOC_FAILURE);
+            BIO_free_all(tmpbuf);
+            BIO_free_all(tmpmem);
+            return 0;
+        }
+        ret = SMIME_text(bread, data);
+        if (ret > 0 && BIO_method_type(tmpmem) == BIO_TYPE_CIPHER) {
+            if (!BIO_get_cipher_status(tmpmem))
+                ret = 0;
+        }
+        BIO_free_all(bread);
+        return ret;
+    } else {
+        for (;;) {
+            i = BIO_read(tmpmem, buf, sizeof(buf));
+            if (i <= 0) {
+                ret = 1;
+                if (BIO_method_type(tmpmem) == BIO_TYPE_CIPHER) {
+                    if (!BIO_get_cipher_status(tmpmem))
+                        ret = 0;
+                }
+
+                break;
+            }
+            if (BIO_write(data, buf, i) != i) {
+                ret = 0;
+                break;
+            }
+        }
+        BIO_free_all(tmpmem);
+        return ret;
+    }
 }
diff --git a/Cryptlib/OpenSSL/crypto/pkcs7/pkcs7err.c b/Cryptlib/OpenSSL/crypto/pkcs7/pkcs7err.c
index c0e3d4cd..323513fe 100644
--- a/Cryptlib/OpenSSL/crypto/pkcs7/pkcs7err.c
+++ b/Cryptlib/OpenSSL/crypto/pkcs7/pkcs7err.c
@@ -1,13 +1,13 @@
 /* crypto/pkcs7/pkcs7err.c */
 /* ====================================================================
- * Copyright (c) 1999-2005 The OpenSSL Project.  All rights reserved.
+ * Copyright (c) 1999-2014 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. 
+ *    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
@@ -53,7 +53,8 @@
  *
  */
 
-/* NOTE: this file was auto generated by the mkerr.pl script: any changes
+/*
+ * NOTE: this file was auto generated by the mkerr.pl script: any changes
  * made to it will be overwritten when the script next updates this file,
  * only reason strings will be preserved.
  */
@@ -65,103 +66,142 @@
 /* BEGIN ERROR CODES */
 #ifndef OPENSSL_NO_ERR
 
-#define ERR_FUNC(func) ERR_PACK(ERR_LIB_PKCS7,func,0)
-#define ERR_REASON(reason) ERR_PACK(ERR_LIB_PKCS7,0,reason)
+# define ERR_FUNC(func) ERR_PACK(ERR_LIB_PKCS7,func,0)
+# define ERR_REASON(reason) ERR_PACK(ERR_LIB_PKCS7,0,reason)
 
-static ERR_STRING_DATA PKCS7_str_functs[]=
-	{
-{ERR_FUNC(PKCS7_F_B64_READ_PKCS7),	"B64_READ_PKCS7"},
-{ERR_FUNC(PKCS7_F_B64_WRITE_PKCS7),	"B64_WRITE_PKCS7"},
-{ERR_FUNC(PKCS7_F_PKCS7_ADD_ATTRIB_SMIMECAP),	"PKCS7_add_attrib_smimecap"},
-{ERR_FUNC(PKCS7_F_PKCS7_ADD_CERTIFICATE),	"PKCS7_add_certificate"},
-{ERR_FUNC(PKCS7_F_PKCS7_ADD_CRL),	"PKCS7_add_crl"},
-{ERR_FUNC(PKCS7_F_PKCS7_ADD_RECIPIENT_INFO),	"PKCS7_add_recipient_info"},
-{ERR_FUNC(PKCS7_F_PKCS7_ADD_SIGNER),	"PKCS7_add_signer"},
-{ERR_FUNC(PKCS7_F_PKCS7_BIO_ADD_DIGEST),	"PKCS7_BIO_ADD_DIGEST"},
-{ERR_FUNC(PKCS7_F_PKCS7_CTRL),	"PKCS7_ctrl"},
-{ERR_FUNC(PKCS7_F_PKCS7_DATADECODE),	"PKCS7_dataDecode"},
-{ERR_FUNC(PKCS7_F_PKCS7_DATAFINAL),	"PKCS7_dataFinal"},
-{ERR_FUNC(PKCS7_F_PKCS7_DATAINIT),	"PKCS7_dataInit"},
-{ERR_FUNC(PKCS7_F_PKCS7_DATASIGN),	"PKCS7_DATASIGN"},
-{ERR_FUNC(PKCS7_F_PKCS7_DATAVERIFY),	"PKCS7_dataVerify"},
-{ERR_FUNC(PKCS7_F_PKCS7_DECRYPT),	"PKCS7_decrypt"},
-{ERR_FUNC(PKCS7_F_PKCS7_ENCRYPT),	"PKCS7_encrypt"},
-{ERR_FUNC(PKCS7_F_PKCS7_FIND_DIGEST),	"PKCS7_FIND_DIGEST"},
-{ERR_FUNC(PKCS7_F_PKCS7_GET0_SIGNERS),	"PKCS7_get0_signers"},
-{ERR_FUNC(PKCS7_F_PKCS7_SET_CIPHER),	"PKCS7_set_cipher"},
-{ERR_FUNC(PKCS7_F_PKCS7_SET_CONTENT),	"PKCS7_set_content"},
-{ERR_FUNC(PKCS7_F_PKCS7_SET_DIGEST),	"PKCS7_set_digest"},
-{ERR_FUNC(PKCS7_F_PKCS7_SET_TYPE),	"PKCS7_set_type"},
-{ERR_FUNC(PKCS7_F_PKCS7_SIGN),	"PKCS7_sign"},
-{ERR_FUNC(PKCS7_F_PKCS7_SIGNATUREVERIFY),	"PKCS7_signatureVerify"},
-{ERR_FUNC(PKCS7_F_PKCS7_SIMPLE_SMIMECAP),	"PKCS7_simple_smimecap"},
-{ERR_FUNC(PKCS7_F_PKCS7_VERIFY),	"PKCS7_verify"},
-{ERR_FUNC(PKCS7_F_SMIME_READ_PKCS7),	"SMIME_read_PKCS7"},
-{ERR_FUNC(PKCS7_F_SMIME_TEXT),	"SMIME_text"},
-{0,NULL}
-	};
+static ERR_STRING_DATA PKCS7_str_functs[] = {
+    {ERR_FUNC(PKCS7_F_B64_READ_PKCS7), "B64_READ_PKCS7"},
+    {ERR_FUNC(PKCS7_F_B64_WRITE_PKCS7), "B64_WRITE_PKCS7"},
+    {ERR_FUNC(PKCS7_F_DO_PKCS7_SIGNED_ATTRIB), "DO_PKCS7_SIGNED_ATTRIB"},
+    {ERR_FUNC(PKCS7_F_I2D_PKCS7_BIO_STREAM), "i2d_PKCS7_bio_stream"},
+    {ERR_FUNC(PKCS7_F_PKCS7_ADD0_ATTRIB_SIGNING_TIME),
+     "PKCS7_add0_attrib_signing_time"},
+    {ERR_FUNC(PKCS7_F_PKCS7_ADD_ATTRIB_SMIMECAP),
+     "PKCS7_add_attrib_smimecap"},
+    {ERR_FUNC(PKCS7_F_PKCS7_ADD_CERTIFICATE), "PKCS7_add_certificate"},
+    {ERR_FUNC(PKCS7_F_PKCS7_ADD_CRL), "PKCS7_add_crl"},
+    {ERR_FUNC(PKCS7_F_PKCS7_ADD_RECIPIENT_INFO), "PKCS7_add_recipient_info"},
+    {ERR_FUNC(PKCS7_F_PKCS7_ADD_SIGNATURE), "PKCS7_add_signature"},
+    {ERR_FUNC(PKCS7_F_PKCS7_ADD_SIGNER), "PKCS7_add_signer"},
+    {ERR_FUNC(PKCS7_F_PKCS7_BIO_ADD_DIGEST), "PKCS7_BIO_ADD_DIGEST"},
+    {ERR_FUNC(PKCS7_F_PKCS7_COPY_EXISTING_DIGEST),
+     "PKCS7_COPY_EXISTING_DIGEST"},
+    {ERR_FUNC(PKCS7_F_PKCS7_CTRL), "PKCS7_ctrl"},
+    {ERR_FUNC(PKCS7_F_PKCS7_DATADECODE), "PKCS7_dataDecode"},
+    {ERR_FUNC(PKCS7_F_PKCS7_DATAFINAL), "PKCS7_dataFinal"},
+    {ERR_FUNC(PKCS7_F_PKCS7_DATAINIT), "PKCS7_dataInit"},
+    {ERR_FUNC(PKCS7_F_PKCS7_DATASIGN), "PKCS7_DATASIGN"},
+    {ERR_FUNC(PKCS7_F_PKCS7_DATAVERIFY), "PKCS7_dataVerify"},
+    {ERR_FUNC(PKCS7_F_PKCS7_DECRYPT), "PKCS7_decrypt"},
+    {ERR_FUNC(PKCS7_F_PKCS7_DECRYPT_RINFO), "PKCS7_DECRYPT_RINFO"},
+    {ERR_FUNC(PKCS7_F_PKCS7_ENCODE_RINFO), "PKCS7_ENCODE_RINFO"},
+    {ERR_FUNC(PKCS7_F_PKCS7_ENCRYPT), "PKCS7_encrypt"},
+    {ERR_FUNC(PKCS7_F_PKCS7_FINAL), "PKCS7_final"},
+    {ERR_FUNC(PKCS7_F_PKCS7_FIND_DIGEST), "PKCS7_FIND_DIGEST"},
+    {ERR_FUNC(PKCS7_F_PKCS7_GET0_SIGNERS), "PKCS7_get0_signers"},
+    {ERR_FUNC(PKCS7_F_PKCS7_RECIP_INFO_SET), "PKCS7_RECIP_INFO_set"},
+    {ERR_FUNC(PKCS7_F_PKCS7_SET_CIPHER), "PKCS7_set_cipher"},
+    {ERR_FUNC(PKCS7_F_PKCS7_SET_CONTENT), "PKCS7_set_content"},
+    {ERR_FUNC(PKCS7_F_PKCS7_SET_DIGEST), "PKCS7_set_digest"},
+    {ERR_FUNC(PKCS7_F_PKCS7_SET_TYPE), "PKCS7_set_type"},
+    {ERR_FUNC(PKCS7_F_PKCS7_SIGN), "PKCS7_sign"},
+    {ERR_FUNC(PKCS7_F_PKCS7_SIGNATUREVERIFY), "PKCS7_signatureVerify"},
+    {ERR_FUNC(PKCS7_F_PKCS7_SIGNER_INFO_SET), "PKCS7_SIGNER_INFO_set"},
+    {ERR_FUNC(PKCS7_F_PKCS7_SIGNER_INFO_SIGN), "PKCS7_SIGNER_INFO_sign"},
+    {ERR_FUNC(PKCS7_F_PKCS7_SIGN_ADD_SIGNER), "PKCS7_sign_add_signer"},
+    {ERR_FUNC(PKCS7_F_PKCS7_SIMPLE_SMIMECAP), "PKCS7_simple_smimecap"},
+    {ERR_FUNC(PKCS7_F_PKCS7_VERIFY), "PKCS7_verify"},
+    {ERR_FUNC(PKCS7_F_SMIME_READ_PKCS7), "SMIME_read_PKCS7"},
+    {ERR_FUNC(PKCS7_F_SMIME_TEXT), "SMIME_text"},
+    {0, NULL}
+};
 
-static ERR_STRING_DATA PKCS7_str_reasons[]=
-	{
-{ERR_REASON(PKCS7_R_CERTIFICATE_VERIFY_ERROR),"certificate verify error"},
-{ERR_REASON(PKCS7_R_CIPHER_HAS_NO_OBJECT_IDENTIFIER),"cipher has no object identifier"},
-{ERR_REASON(PKCS7_R_CIPHER_NOT_INITIALIZED),"cipher not initialized"},
-{ERR_REASON(PKCS7_R_CONTENT_AND_DATA_PRESENT),"content and data present"},
-{ERR_REASON(PKCS7_R_DECODE_ERROR)        ,"decode error"},
-{ERR_REASON(PKCS7_R_DECRYPTED_KEY_IS_WRONG_LENGTH),"decrypted key is wrong length"},
-{ERR_REASON(PKCS7_R_DECRYPT_ERROR)       ,"decrypt error"},
-{ERR_REASON(PKCS7_R_DIGEST_FAILURE)      ,"digest failure"},
-{ERR_REASON(PKCS7_R_ERROR_ADDING_RECIPIENT),"error adding recipient"},
-{ERR_REASON(PKCS7_R_ERROR_SETTING_CIPHER),"error setting cipher"},
-{ERR_REASON(PKCS7_R_INVALID_MIME_TYPE)   ,"invalid mime type"},
-{ERR_REASON(PKCS7_R_INVALID_NULL_POINTER),"invalid null pointer"},
-{ERR_REASON(PKCS7_R_MIME_NO_CONTENT_TYPE),"mime no content type"},
-{ERR_REASON(PKCS7_R_MIME_PARSE_ERROR)    ,"mime parse error"},
-{ERR_REASON(PKCS7_R_MIME_SIG_PARSE_ERROR),"mime sig parse error"},
-{ERR_REASON(PKCS7_R_MISSING_CERIPEND_INFO),"missing ceripend info"},
-{ERR_REASON(PKCS7_R_NO_CONTENT)          ,"no content"},
-{ERR_REASON(PKCS7_R_NO_CONTENT_TYPE)     ,"no content type"},
-{ERR_REASON(PKCS7_R_NO_MULTIPART_BODY_FAILURE),"no multipart body failure"},
-{ERR_REASON(PKCS7_R_NO_MULTIPART_BOUNDARY),"no multipart boundary"},
-{ERR_REASON(PKCS7_R_NO_RECIPIENT_MATCHES_CERTIFICATE),"no recipient matches certificate"},
-{ERR_REASON(PKCS7_R_NO_RECIPIENT_MATCHES_KEY),"no recipient matches key"},
-{ERR_REASON(PKCS7_R_NO_SIGNATURES_ON_DATA),"no signatures on data"},
-{ERR_REASON(PKCS7_R_NO_SIGNERS)          ,"no signers"},
-{ERR_REASON(PKCS7_R_NO_SIG_CONTENT_TYPE) ,"no sig content type"},
-{ERR_REASON(PKCS7_R_OPERATION_NOT_SUPPORTED_ON_THIS_TYPE),"operation not supported on this type"},
-{ERR_REASON(PKCS7_R_PKCS7_ADD_SIGNATURE_ERROR),"pkcs7 add signature error"},
-{ERR_REASON(PKCS7_R_PKCS7_DATAFINAL)     ,"pkcs7 datafinal"},
-{ERR_REASON(PKCS7_R_PKCS7_DATAFINAL_ERROR),"pkcs7 datafinal error"},
-{ERR_REASON(PKCS7_R_PKCS7_DATASIGN)      ,"pkcs7 datasign"},
-{ERR_REASON(PKCS7_R_PKCS7_PARSE_ERROR)   ,"pkcs7 parse error"},
-{ERR_REASON(PKCS7_R_PKCS7_SIG_PARSE_ERROR),"pkcs7 sig parse error"},
-{ERR_REASON(PKCS7_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE),"private key does not match certificate"},
-{ERR_REASON(PKCS7_R_SIGNATURE_FAILURE)   ,"signature failure"},
-{ERR_REASON(PKCS7_R_SIGNER_CERTIFICATE_NOT_FOUND),"signer certificate not found"},
-{ERR_REASON(PKCS7_R_SIG_INVALID_MIME_TYPE),"sig invalid mime type"},
-{ERR_REASON(PKCS7_R_SMIME_TEXT_ERROR)    ,"smime text error"},
-{ERR_REASON(PKCS7_R_UNABLE_TO_FIND_CERTIFICATE),"unable to find certificate"},
-{ERR_REASON(PKCS7_R_UNABLE_TO_FIND_MEM_BIO),"unable to find mem bio"},
-{ERR_REASON(PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST),"unable to find message digest"},
-{ERR_REASON(PKCS7_R_UNKNOWN_DIGEST_TYPE) ,"unknown digest type"},
-{ERR_REASON(PKCS7_R_UNKNOWN_OPERATION)   ,"unknown operation"},
-{ERR_REASON(PKCS7_R_UNSUPPORTED_CIPHER_TYPE),"unsupported cipher type"},
-{ERR_REASON(PKCS7_R_UNSUPPORTED_CONTENT_TYPE),"unsupported content type"},
-{ERR_REASON(PKCS7_R_WRONG_CONTENT_TYPE)  ,"wrong content type"},
-{ERR_REASON(PKCS7_R_WRONG_PKCS7_TYPE)    ,"wrong pkcs7 type"},
-{0,NULL}
-	};
+static ERR_STRING_DATA PKCS7_str_reasons[] = {
+    {ERR_REASON(PKCS7_R_CERTIFICATE_VERIFY_ERROR),
+     "certificate verify error"},
+    {ERR_REASON(PKCS7_R_CIPHER_HAS_NO_OBJECT_IDENTIFIER),
+     "cipher has no object identifier"},
+    {ERR_REASON(PKCS7_R_CIPHER_NOT_INITIALIZED), "cipher not initialized"},
+    {ERR_REASON(PKCS7_R_CONTENT_AND_DATA_PRESENT),
+     "content and data present"},
+    {ERR_REASON(PKCS7_R_CTRL_ERROR), "ctrl error"},
+    {ERR_REASON(PKCS7_R_DECODE_ERROR), "decode error"},
+    {ERR_REASON(PKCS7_R_DECRYPTED_KEY_IS_WRONG_LENGTH),
+     "decrypted key is wrong length"},
+    {ERR_REASON(PKCS7_R_DECRYPT_ERROR), "decrypt error"},
+    {ERR_REASON(PKCS7_R_DIGEST_FAILURE), "digest failure"},
+    {ERR_REASON(PKCS7_R_ENCRYPTION_CTRL_FAILURE), "encryption ctrl failure"},
+    {ERR_REASON(PKCS7_R_ENCRYPTION_NOT_SUPPORTED_FOR_THIS_KEY_TYPE),
+     "encryption not supported for this key type"},
+    {ERR_REASON(PKCS7_R_ERROR_ADDING_RECIPIENT), "error adding recipient"},
+    {ERR_REASON(PKCS7_R_ERROR_SETTING_CIPHER), "error setting cipher"},
+    {ERR_REASON(PKCS7_R_INVALID_MIME_TYPE), "invalid mime type"},
+    {ERR_REASON(PKCS7_R_INVALID_NULL_POINTER), "invalid null pointer"},
+    {ERR_REASON(PKCS7_R_INVALID_SIGNED_DATA_TYPE),
+     "invalid signed data type"},
+    {ERR_REASON(PKCS7_R_MIME_NO_CONTENT_TYPE), "mime no content type"},
+    {ERR_REASON(PKCS7_R_MIME_PARSE_ERROR), "mime parse error"},
+    {ERR_REASON(PKCS7_R_MIME_SIG_PARSE_ERROR), "mime sig parse error"},
+    {ERR_REASON(PKCS7_R_MISSING_CERIPEND_INFO), "missing ceripend info"},
+    {ERR_REASON(PKCS7_R_NO_CONTENT), "no content"},
+    {ERR_REASON(PKCS7_R_NO_CONTENT_TYPE), "no content type"},
+    {ERR_REASON(PKCS7_R_NO_DEFAULT_DIGEST), "no default digest"},
+    {ERR_REASON(PKCS7_R_NO_MATCHING_DIGEST_TYPE_FOUND),
+     "no matching digest type found"},
+    {ERR_REASON(PKCS7_R_NO_MULTIPART_BODY_FAILURE),
+     "no multipart body failure"},
+    {ERR_REASON(PKCS7_R_NO_MULTIPART_BOUNDARY), "no multipart boundary"},
+    {ERR_REASON(PKCS7_R_NO_RECIPIENT_MATCHES_CERTIFICATE),
+     "no recipient matches certificate"},
+    {ERR_REASON(PKCS7_R_NO_RECIPIENT_MATCHES_KEY),
+     "no recipient matches key"},
+    {ERR_REASON(PKCS7_R_NO_SIGNATURES_ON_DATA), "no signatures on data"},
+    {ERR_REASON(PKCS7_R_NO_SIGNERS), "no signers"},
+    {ERR_REASON(PKCS7_R_NO_SIG_CONTENT_TYPE), "no sig content type"},
+    {ERR_REASON(PKCS7_R_OPERATION_NOT_SUPPORTED_ON_THIS_TYPE),
+     "operation not supported on this type"},
+    {ERR_REASON(PKCS7_R_PKCS7_ADD_SIGNATURE_ERROR),
+     "pkcs7 add signature error"},
+    {ERR_REASON(PKCS7_R_PKCS7_ADD_SIGNER_ERROR), "pkcs7 add signer error"},
+    {ERR_REASON(PKCS7_R_PKCS7_DATAFINAL), "pkcs7 datafinal"},
+    {ERR_REASON(PKCS7_R_PKCS7_DATAFINAL_ERROR), "pkcs7 datafinal error"},
+    {ERR_REASON(PKCS7_R_PKCS7_DATASIGN), "pkcs7 datasign"},
+    {ERR_REASON(PKCS7_R_PKCS7_PARSE_ERROR), "pkcs7 parse error"},
+    {ERR_REASON(PKCS7_R_PKCS7_SIG_PARSE_ERROR), "pkcs7 sig parse error"},
+    {ERR_REASON(PKCS7_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE),
+     "private key does not match certificate"},
+    {ERR_REASON(PKCS7_R_SIGNATURE_FAILURE), "signature failure"},
+    {ERR_REASON(PKCS7_R_SIGNER_CERTIFICATE_NOT_FOUND),
+     "signer certificate not found"},
+    {ERR_REASON(PKCS7_R_SIGNING_CTRL_FAILURE), "signing ctrl failure"},
+    {ERR_REASON(PKCS7_R_SIGNING_NOT_SUPPORTED_FOR_THIS_KEY_TYPE),
+     "signing not supported for this key type"},
+    {ERR_REASON(PKCS7_R_SIG_INVALID_MIME_TYPE), "sig invalid mime type"},
+    {ERR_REASON(PKCS7_R_SMIME_TEXT_ERROR), "smime text error"},
+    {ERR_REASON(PKCS7_R_UNABLE_TO_FIND_CERTIFICATE),
+     "unable to find certificate"},
+    {ERR_REASON(PKCS7_R_UNABLE_TO_FIND_MEM_BIO), "unable to find mem bio"},
+    {ERR_REASON(PKCS7_R_UNABLE_TO_FIND_MESSAGE_DIGEST),
+     "unable to find message digest"},
+    {ERR_REASON(PKCS7_R_UNKNOWN_DIGEST_TYPE), "unknown digest type"},
+    {ERR_REASON(PKCS7_R_UNKNOWN_OPERATION), "unknown operation"},
+    {ERR_REASON(PKCS7_R_UNSUPPORTED_CIPHER_TYPE), "unsupported cipher type"},
+    {ERR_REASON(PKCS7_R_UNSUPPORTED_CONTENT_TYPE),
+     "unsupported content type"},
+    {ERR_REASON(PKCS7_R_WRONG_CONTENT_TYPE), "wrong content type"},
+    {ERR_REASON(PKCS7_R_WRONG_PKCS7_TYPE), "wrong pkcs7 type"},
+    {0, NULL}
+};
 
 #endif
 
 void ERR_load_PKCS7_strings(void)
-	{
+{
 #ifndef OPENSSL_NO_ERR
 
-	if (ERR_func_error_string(PKCS7_str_functs[0].error) == NULL)
-		{
-		ERR_load_strings(0,PKCS7_str_functs);
-		ERR_load_strings(0,PKCS7_str_reasons);
-		}
+    if (ERR_func_error_string(PKCS7_str_functs[0].error) == NULL) {
+        ERR_load_strings(0, PKCS7_str_functs);
+        ERR_load_strings(0, PKCS7_str_reasons);
+    }
 #endif
-	}
+}