Inital import.

Initial fork from f2d678e6e89b6508147086610e985d4e8416e867 (1.0.2 beta).

(This change contains substantial changes from the original and
effectively starts a new history.)
diff --git a/crypto/x509v3/pcy_data.c b/crypto/x509v3/pcy_data.c
new file mode 100644
index 0000000..cd45dca
--- /dev/null
+++ b/crypto/x509v3/pcy_data.c
@@ -0,0 +1,137 @@
+/* pcy_data.c */
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+ * project 2004.
+ */
+/* ====================================================================
+ * Copyright (c) 2004 The OpenSSL Project.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer. 
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ *    software must display the following acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <openssl/mem.h>
+#include <openssl/obj.h>
+#include <openssl/x509.h>
+#include <openssl/x509v3.h>
+
+#include "pcy_int.h"
+
+
+/* Policy Node routines */
+
+void policy_data_free(X509_POLICY_DATA *data)
+	{
+	ASN1_OBJECT_free(data->valid_policy);
+	/* Don't free qualifiers if shared */
+	if (!(data->flags & POLICY_DATA_FLAG_SHARED_QUALIFIERS))
+		sk_POLICYQUALINFO_pop_free(data->qualifier_set,
+					POLICYQUALINFO_free);
+	sk_ASN1_OBJECT_pop_free(data->expected_policy_set, ASN1_OBJECT_free);
+	OPENSSL_free(data);
+	}
+
+/* Create a data based on an existing policy. If 'id' is NULL use the
+ * oid in the policy, otherwise use 'id'. This behaviour covers the two
+ * types of data in RFC3280: data with from a CertificatePolcies extension
+ * and additional data with just the qualifiers of anyPolicy and ID from
+ * another source.
+ */
+
+X509_POLICY_DATA *policy_data_new(POLICYINFO *policy,
+					const ASN1_OBJECT *cid, int crit)
+	{
+	X509_POLICY_DATA *ret;
+	ASN1_OBJECT *id;
+	if (!policy && !cid)
+		return NULL;
+	if (cid)
+		{
+		id = OBJ_dup(cid);
+		if (!id)
+			return NULL;
+		}
+	else
+		id = NULL;
+	ret = OPENSSL_malloc(sizeof(X509_POLICY_DATA));
+	if (!ret)
+		return NULL;
+	ret->expected_policy_set = sk_ASN1_OBJECT_new_null();
+	if (!ret->expected_policy_set)
+		{
+		OPENSSL_free(ret);
+		if (id)
+			ASN1_OBJECT_free(id);
+		return NULL;
+		}
+
+	if (crit)
+		ret->flags = POLICY_DATA_FLAG_CRITICAL;
+	else
+		ret->flags = 0;
+
+	if (id)
+		ret->valid_policy = id;
+	else
+		{
+		ret->valid_policy = policy->policyid;
+		policy->policyid = NULL;
+		}
+
+	if (policy)
+		{
+		ret->qualifier_set = policy->qualifiers;
+		policy->qualifiers = NULL;
+		}
+	else
+		ret->qualifier_set = NULL;
+
+	return ret;
+	}
+