Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/x509v3/v3_lib.c

Index: openssl/crypto/x509v3/v3_lib.c
diff --git a/openssl/crypto/x509v3/v3_lib.c b/openssl/crypto/x509v3/v3_lib.c
deleted file mode 100644
index 0f1e1d4422b1d9c5cd561bc3ab25009de3530534..0000000000000000000000000000000000000000
--- a/openssl/crypto/x509v3/v3_lib.c
+++ /dev/null
@@ -1,309 +0,0 @@
-/* v3_lib.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 1999.
- */
-/* ====================================================================
- * Copyright (c) 1999 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).
- *
- */
-/* X509 v3 extension utilities */
-
-#include <stdio.h>
-#include "cryptlib.h"
-#include <openssl/conf.h>
-#include <openssl/x509v3.h>
-
-#include "ext_dat.h"
-
-static STACK_OF(X509V3_EXT_METHOD) *ext_list = NULL;
-
-static int ext_cmp(const X509V3_EXT_METHOD * const *a,
-		const X509V3_EXT_METHOD * const *b);
-static void ext_list_free(X509V3_EXT_METHOD *ext);
-
-int X509V3_EXT_add(X509V3_EXT_METHOD *ext)
-{
-	if(!ext_list && !(ext_list = sk_X509V3_EXT_METHOD_new(ext_cmp))) {
-		X509V3err(X509V3_F_X509V3_EXT_ADD,ERR_R_MALLOC_FAILURE);
-		return 0;
-	}
-	if(!sk_X509V3_EXT_METHOD_push(ext_list, ext)) {
-		X509V3err(X509V3_F_X509V3_EXT_ADD,ERR_R_MALLOC_FAILURE);
-		return 0;
-	}
-	return 1;
-}
-
-static int ext_cmp(const X509V3_EXT_METHOD * const *a,
-		   const X509V3_EXT_METHOD * const *b)
-{
-	return ((*a)->ext_nid - (*b)->ext_nid);
-}
-
-DECLARE_OBJ_BSEARCH_CMP_FN(const X509V3_EXT_METHOD *, const X509V3_EXT_METHOD *,
-			   ext);
-IMPLEMENT_OBJ_BSEARCH_CMP_FN(const X509V3_EXT_METHOD *,
-			     const X509V3_EXT_METHOD *, ext);
-
-const X509V3_EXT_METHOD *X509V3_EXT_get_nid(int nid)
-{
-	X509V3_EXT_METHOD tmp;
-	const X509V3_EXT_METHOD *t = &tmp, * const *ret;
-	int idx;
-	if(nid < 0) return NULL;
-	tmp.ext_nid = nid;
-	ret = OBJ_bsearch_ext(&t, standard_exts, STANDARD_EXTENSION_COUNT);
-	if(ret) return *ret;
-	if(!ext_list) return NULL;
-	idx = sk_X509V3_EXT_METHOD_find(ext_list, &tmp);
-	if(idx == -1) return NULL;
-	return sk_X509V3_EXT_METHOD_value(ext_list, idx);
-}
-
-const X509V3_EXT_METHOD *X509V3_EXT_get(X509_EXTENSION *ext)
-{
-	int nid;
-	if((nid = OBJ_obj2nid(ext->object)) == NID_undef) return NULL;
-	return X509V3_EXT_get_nid(nid);
-}
-
-
-int X509V3_EXT_add_list(X509V3_EXT_METHOD *extlist)
-{
-	for(;extlist->ext_nid!=-1;extlist++) 
-			if(!X509V3_EXT_add(extlist)) return 0;
-	return 1;
-}
-
-int X509V3_EXT_add_alias(int nid_to, int nid_from)
-{
-	const X509V3_EXT_METHOD *ext;
-	X509V3_EXT_METHOD *tmpext;
-
-	if(!(ext = X509V3_EXT_get_nid(nid_from))) {
-		X509V3err(X509V3_F_X509V3_EXT_ADD_ALIAS,X509V3_R_EXTENSION_NOT_FOUND);
-		return 0;
-	}
-	if(!(tmpext = (X509V3_EXT_METHOD *)OPENSSL_malloc(sizeof(X509V3_EXT_METHOD)))) {
-		X509V3err(X509V3_F_X509V3_EXT_ADD_ALIAS,ERR_R_MALLOC_FAILURE);
-		return 0;
-	}
-	*tmpext = *ext;
-	tmpext->ext_nid = nid_to;
-	tmpext->ext_flags |= X509V3_EXT_DYNAMIC;
-	return X509V3_EXT_add(tmpext);
-}
-
-void X509V3_EXT_cleanup(void)
-{
-	sk_X509V3_EXT_METHOD_pop_free(ext_list, ext_list_free);
-	ext_list = NULL;
-}
-
-static void ext_list_free(X509V3_EXT_METHOD *ext)
-{
-	if(ext->ext_flags & X509V3_EXT_DYNAMIC) OPENSSL_free(ext);
-}
-
-/* Legacy function: we don't need to add standard extensions
- * any more because they are now kept in ext_dat.h.
- */
-
-int X509V3_add_standard_extensions(void)
-{
-	return 1;
-}
-
-/* Return an extension internal structure */
-
-void *X509V3_EXT_d2i(X509_EXTENSION *ext)
-{
-	const X509V3_EXT_METHOD *method;
-	const unsigned char *p;
-
-	if(!(method = X509V3_EXT_get(ext))) return NULL;
-	p = ext->value->data;
-	if(method->it) return ASN1_item_d2i(NULL, &p, ext->value->length, ASN1_ITEM_ptr(method->it));
-	return method->d2i(NULL, &p, ext->value->length);
-}
-
-/* Get critical flag and decoded version of extension from a NID.
- * The "idx" variable returns the last found extension and can
- * be used to retrieve multiple extensions of the same NID.
- * However multiple extensions with the same NID is usually
- * due to a badly encoded certificate so if idx is NULL we
- * choke if multiple extensions exist.
- * The "crit" variable is set to the critical value.
- * The return value is the decoded extension or NULL on
- * error. The actual error can have several different causes,
- * the value of *crit reflects the cause:
- * >= 0, extension found but not decoded (reflects critical value).
- * -1 extension not found.
- * -2 extension occurs more than once.
- */
-
-void *X509V3_get_d2i(STACK_OF(X509_EXTENSION) *x, int nid, int *crit, int *idx)
-{
-	int lastpos, i;
-	X509_EXTENSION *ex, *found_ex = NULL;
-	if(!x) {
-		if(idx) *idx = -1;
-		if(crit) *crit = -1;
-		return NULL;
-	}
-	if(idx) lastpos = *idx + 1;
-	else lastpos = 0;
-	if(lastpos < 0) lastpos = 0;
-	for(i = lastpos; i < sk_X509_EXTENSION_num(x); i++)
-	{
-		ex = sk_X509_EXTENSION_value(x, i);
-		if(OBJ_obj2nid(ex->object) == nid) {
-			if(idx) {
-				*idx = i;
-				found_ex = ex;
-				break;
-			} else if(found_ex) {
-				/* Found more than one */
-				if(crit) *crit = -2;
-				return NULL;
-			}
-			found_ex = ex;
-		}
-	}
-	if(found_ex) {
-		/* Found it */
-		if(crit) *crit = X509_EXTENSION_get_critical(found_ex);
-		return X509V3_EXT_d2i(found_ex);
-	}
-
-	/* Extension not found */
-	if(idx) *idx = -1;
-	if(crit) *crit = -1;
-	return NULL;
-}
-
-/* This function is a general extension append, replace and delete utility.
- * The precise operation is governed by the 'flags' value. The 'crit' and
- * 'value' arguments (if relevant) are the extensions internal structure.
- */
-
-int X509V3_add1_i2d(STACK_OF(X509_EXTENSION) **x, int nid, void *value,
-					int crit, unsigned long flags)
-{
-	int extidx = -1;
-	int errcode;
-	X509_EXTENSION *ext, *extmp;
-	unsigned long ext_op = flags & X509V3_ADD_OP_MASK;
-
-	/* If appending we don't care if it exists, otherwise
-	 * look for existing extension.
-	 */
-	if(ext_op != X509V3_ADD_APPEND)
-		extidx = X509v3_get_ext_by_NID(*x, nid, -1);
-
-	/* See if extension exists */
-	if(extidx >= 0) {
-		/* If keep existing, nothing to do */
-		if(ext_op == X509V3_ADD_KEEP_EXISTING)
-			return 1;
-		/* If default then its an error */
-		if(ext_op == X509V3_ADD_DEFAULT) {
-			errcode = X509V3_R_EXTENSION_EXISTS;
-			goto err;
-		}
-		/* If delete, just delete it */
-		if(ext_op == X509V3_ADD_DELETE) {
-			if(!sk_X509_EXTENSION_delete(*x, extidx)) return -1;
-			return 1;
-		}
-	} else {
-		/* If replace existing or delete, error since 
-		 * extension must exist
-		 */
-		if((ext_op == X509V3_ADD_REPLACE_EXISTING) ||
-		   (ext_op == X509V3_ADD_DELETE)) {
-			errcode = X509V3_R_EXTENSION_NOT_FOUND;
-			goto err;
-		}
-	}
-
-	/* If we get this far then we have to create an extension:
-	 * could have some flags for alternative encoding schemes...
-	 */
-
-	ext = X509V3_EXT_i2d(nid, crit, value);
-
-	if(!ext) {
-		X509V3err(X509V3_F_X509V3_ADD1_I2D, X509V3_R_ERROR_CREATING_EXTENSION);
-		return 0;
-	}
-
-	/* If extension exists replace it.. */
-	if(extidx >= 0) {
-		extmp = sk_X509_EXTENSION_value(*x, extidx);
-		X509_EXTENSION_free(extmp);
-		if(!sk_X509_EXTENSION_set(*x, extidx, ext)) return -1;
-		return 1;
-	}
-
-	if(!*x && !(*x = sk_X509_EXTENSION_new_null())) return -1;
-	if(!sk_X509_EXTENSION_push(*x, ext)) return -1;
-
-	return 1;
-
-	err:
-	if(!(flags & X509V3_ADD_SILENT))
-		X509V3err(X509V3_F_X509V3_ADD1_I2D, errcode);
-	return 0;
-}
-
-IMPLEMENT_STACK_OF(X509V3_EXT_METHOD)