Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/x509v3/pcy_cache.c

Index: openssl/crypto/x509v3/pcy_cache.c
diff --git a/openssl/crypto/x509v3/pcy_cache.c b/openssl/crypto/x509v3/pcy_cache.c
deleted file mode 100644
index 172b7e7ee4f46854859ae0b5767c026e4c374e16..0000000000000000000000000000000000000000
--- a/openssl/crypto/x509v3/pcy_cache.c
+++ /dev/null
@@ -1,286 +0,0 @@
-/* pcy_cache.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 "cryptlib.h"
-#include <openssl/x509.h>
-#include <openssl/x509v3.h>
-
-#include "pcy_int.h"
-
-static int policy_data_cmp(const X509_POLICY_DATA * const *a,
-				const X509_POLICY_DATA * const *b);
-static int policy_cache_set_int(long *out, ASN1_INTEGER *value);
-
-/* Set cache entry according to CertificatePolicies extension.
- * Note: this destroys the passed CERTIFICATEPOLICIES structure.
- */
-
-static int policy_cache_create(X509 *x,
-			CERTIFICATEPOLICIES *policies, int crit)
-	{
-	int i;
-	int ret = 0;
-	X509_POLICY_CACHE *cache = x->policy_cache;
-	X509_POLICY_DATA *data = NULL;
-	POLICYINFO *policy;
-	if (sk_POLICYINFO_num(policies) == 0)
-		goto bad_policy;
-	cache->data = sk_X509_POLICY_DATA_new(policy_data_cmp);
-	if (!cache->data)
-		goto bad_policy;
-	for (i = 0; i < sk_POLICYINFO_num(policies); i++)
-		{
-		policy = sk_POLICYINFO_value(policies, i);
-		data = policy_data_new(policy, NULL, crit);
-		if (!data)
-			goto bad_policy;
-		/* Duplicate policy OIDs are illegal: reject if matches
-		 * found.
-		 */
-		if (OBJ_obj2nid(data->valid_policy) == NID_any_policy)
-			{
-			if (cache->anyPolicy)
-				{
-				ret = -1;
-				goto bad_policy;
-				}
-			cache->anyPolicy = data;
-			}
-		else if (sk_X509_POLICY_DATA_find(cache->data, data) != -1)
-			{
-			ret = -1;
-			goto bad_policy;
-			}
-		else if (!sk_X509_POLICY_DATA_push(cache->data, data))
-			goto bad_policy;
-		data = NULL;
-		}
-	ret = 1;
-	bad_policy:
-	if (ret == -1)
-		x->ex_flags |= EXFLAG_INVALID_POLICY;
-	if (data)
-		policy_data_free(data);
-	sk_POLICYINFO_pop_free(policies, POLICYINFO_free);
-	if (ret <= 0)
-		{
-		sk_X509_POLICY_DATA_pop_free(cache->data, policy_data_free);
-		cache->data = NULL;
-		}
-	return ret;
-	}
-
-	
-static int policy_cache_new(X509 *x)
-	{
-	X509_POLICY_CACHE *cache;
-	ASN1_INTEGER *ext_any = NULL;
-	POLICY_CONSTRAINTS *ext_pcons = NULL;
-	CERTIFICATEPOLICIES *ext_cpols = NULL;
-	POLICY_MAPPINGS *ext_pmaps = NULL;
-	int i;
-	cache = OPENSSL_malloc(sizeof(X509_POLICY_CACHE));
-	if (!cache)
-		return 0;
-	cache->anyPolicy = NULL;
-	cache->data = NULL;
-	cache->any_skip = -1;
-	cache->explicit_skip = -1;
-	cache->map_skip = -1;
-
-	x->policy_cache = cache;
-
-	/* Handle requireExplicitPolicy *first*. Need to process this
-	 * even if we don't have any policies.
-	 */
-	ext_pcons = X509_get_ext_d2i(x, NID_policy_constraints, &i, NULL);
-
-	if (!ext_pcons)
-		{
-		if (i != -1)
-			goto bad_cache;
-		}
-	else
-		{
-		if (!ext_pcons->requireExplicitPolicy
-			&& !ext_pcons->inhibitPolicyMapping)
-			goto bad_cache;
-		if (!policy_cache_set_int(&cache->explicit_skip,
-			ext_pcons->requireExplicitPolicy))
-			goto bad_cache;
-		if (!policy_cache_set_int(&cache->map_skip,
-			ext_pcons->inhibitPolicyMapping))
-			goto bad_cache;
-		}
-
-	/* Process CertificatePolicies */
-
-	ext_cpols = X509_get_ext_d2i(x, NID_certificate_policies, &i, NULL);
-	/* If no CertificatePolicies extension or problem decoding then
-	 * there is no point continuing because the valid policies will be
-	 * NULL.
-	 */
-	if (!ext_cpols)
-		{
-		/* If not absent some problem with extension */
-		if (i != -1)
-			goto bad_cache;
-		return 1;
-		}
-
-	i = policy_cache_create(x, ext_cpols, i);
-
-	/* NB: ext_cpols freed by policy_cache_set_policies */
-
-	if (i <= 0)
-		return i;
-
-	ext_pmaps = X509_get_ext_d2i(x, NID_policy_mappings, &i, NULL);
-
-	if (!ext_pmaps)
-		{
-		/* If not absent some problem with extension */
-		if (i != -1)
-			goto bad_cache;
-		}
-	else
-		{
-		i = policy_cache_set_mapping(x, ext_pmaps);
-		if (i <= 0)
-			goto bad_cache;
-		}
-
-	ext_any = X509_get_ext_d2i(x, NID_inhibit_any_policy, &i, NULL);
-
-	if (!ext_any)
-		{
-		if (i != -1)
-			goto bad_cache;
-		}
-	else if (!policy_cache_set_int(&cache->any_skip, ext_any))
-			goto bad_cache;
-
-	if (0)
-		{
-		bad_cache:
-		x->ex_flags |= EXFLAG_INVALID_POLICY;
-		}
-
-	if(ext_pcons)
-		POLICY_CONSTRAINTS_free(ext_pcons);
-
-	if (ext_any)
-		ASN1_INTEGER_free(ext_any);
-
-	return 1;
-
-	
-}
-
-void policy_cache_free(X509_POLICY_CACHE *cache)
-	{
-	if (!cache)
-		return;
-	if (cache->anyPolicy)
-		policy_data_free(cache->anyPolicy);
-	if (cache->data)
-		sk_X509_POLICY_DATA_pop_free(cache->data, policy_data_free);
-	OPENSSL_free(cache);
-	}
-
-const X509_POLICY_CACHE *policy_cache_set(X509 *x)
-	{
-
-	if (x->policy_cache == NULL)
-		{
-		CRYPTO_w_lock(CRYPTO_LOCK_X509);
-			policy_cache_new(x);
-		CRYPTO_w_unlock(CRYPTO_LOCK_X509);
-		}
-
-	return x->policy_cache;
-
-	}
-
-X509_POLICY_DATA *policy_cache_find_data(const X509_POLICY_CACHE *cache,
-						const ASN1_OBJECT *id)
-	{
-	int idx;
-	X509_POLICY_DATA tmp;
-	tmp.valid_policy = (ASN1_OBJECT *)id;
-	idx = sk_X509_POLICY_DATA_find(cache->data, &tmp);
-	if (idx == -1)
-		return NULL;
-	return sk_X509_POLICY_DATA_value(cache->data, idx);
-	}
-
-static int policy_data_cmp(const X509_POLICY_DATA * const *a,
-				const X509_POLICY_DATA * const *b)
-	{
-	return OBJ_cmp((*a)->valid_policy, (*b)->valid_policy);
-	}
-
-static int policy_cache_set_int(long *out, ASN1_INTEGER *value)
-	{
-	if (value == NULL)
-		return 1;
-	if (value->type == V_ASN1_NEG_INTEGER)
-		return 0;
-	*out = ASN1_INTEGER_get(value);
-	return 1;
-	}