1 files changed, 274 insertions, 0 deletions
diff --git a/crypto/openssl/crypto/x509/x509_v3.c b/crypto/openssl/crypto/x509/x509_v3.c
new file mode 100644
index 0000000..42e6f0a
--- /dev/null
+++ b/crypto/openssl/crypto/x509/x509_v3.c
@@ -0,0 +1,274 @@
+/* crypto/x509/x509_v3.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * 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:
+ * 1. Redistributions of source code must retain the 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 acknowledgement:
+ *    "This product includes cryptographic software written by
+ *     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 
+ *    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
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR 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.
+ * 
+ * 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
+ * [including the GNU Public Licence.]
+ */
+
+#include <stdio.h>
+#include <openssl/stack.h>
+#include "cryptlib.h"
+#include <openssl/asn1.h>
+#include <openssl/objects.h>
+#include <openssl/evp.h>
+#include <openssl/x509.h>
+#include <openssl/x509v3.h>
+
+int X509v3_get_ext_count(const STACK_OF(X509_EXTENSION) *x)
+	{
+	if (x == NULL) return(0);
+	return(sk_X509_EXTENSION_num(x));
+	}
+
+int X509v3_get_ext_by_NID(const STACK_OF(X509_EXTENSION) *x, int nid,
+			  int lastpos)
+	{
+	ASN1_OBJECT *obj;
+
+	obj=OBJ_nid2obj(nid);
+	if (obj == NULL) return(-2);
+	return(X509v3_get_ext_by_OBJ(x,obj,lastpos));
+	}
+
+int X509v3_get_ext_by_OBJ(const STACK_OF(X509_EXTENSION) *sk, ASN1_OBJECT *obj,
+			  int lastpos)
+	{
+	int n;
+	X509_EXTENSION *ex;
+
+	if (sk == NULL) return(-1);
+	lastpos++;
+	if (lastpos < 0)
+		lastpos=0;
+	n=sk_X509_EXTENSION_num(sk);
+	for ( ; lastpos < n; lastpos++)
+		{
+		ex=sk_X509_EXTENSION_value(sk,lastpos);
+		if (OBJ_cmp(ex->object,obj) == 0)
+			return(lastpos);
+		}
+	return(-1);
+	}
+
+int X509v3_get_ext_by_critical(const STACK_OF(X509_EXTENSION) *sk, int crit,
+			       int lastpos)
+	{
+	int n;
+	X509_EXTENSION *ex;
+
+	if (sk == NULL) return(-1);
+	lastpos++;
+	if (lastpos < 0)
+		lastpos=0;
+	n=sk_X509_EXTENSION_num(sk);
+	for ( ; lastpos < n; lastpos++)
+		{
+		ex=sk_X509_EXTENSION_value(sk,lastpos);
+		if (	((ex->critical > 0) && crit) ||
+			((ex->critical <= 0) && !crit))
+			return(lastpos);
+		}
+	return(-1);
+	}
+
+X509_EXTENSION *X509v3_get_ext(const STACK_OF(X509_EXTENSION) *x, int loc)
+	{
+	if (x == NULL || sk_X509_EXTENSION_num(x) <= loc || loc < 0)
+		return NULL;
+	else
+		return sk_X509_EXTENSION_value(x,loc);
+	}
+
+X509_EXTENSION *X509v3_delete_ext(STACK_OF(X509_EXTENSION) *x, int loc)
+	{
+	X509_EXTENSION *ret;
+
+	if (x == NULL || sk_X509_EXTENSION_num(x) <= loc || loc < 0)
+		return(NULL);
+	ret=sk_X509_EXTENSION_delete(x,loc);
+	return(ret);
+	}
+
+STACK_OF(X509_EXTENSION) *X509v3_add_ext(STACK_OF(X509_EXTENSION) **x,
+					 X509_EXTENSION *ex, int loc)
+	{
+	X509_EXTENSION *new_ex=NULL;
+	int n;
+	STACK_OF(X509_EXTENSION) *sk=NULL;
+
+	if (x == NULL)
+		{
+		X509err(X509_F_X509V3_ADD_EXT,ERR_R_PASSED_NULL_PARAMETER);
+		goto err2;
+		}
+
+	if (*x == NULL)
+		{
+		if ((sk=sk_X509_EXTENSION_new_null()) == NULL)
+			goto err;
+		}
+	else
+		sk= *x;
+
+	n=sk_X509_EXTENSION_num(sk);
+	if (loc > n) loc=n;
+	else if (loc < 0) loc=n;
+
+	if ((new_ex=X509_EXTENSION_dup(ex)) == NULL)
+		goto err2;
+	if (!sk_X509_EXTENSION_insert(sk,new_ex,loc))
+		goto err;
+	if (*x == NULL)
+		*x=sk;
+	return(sk);
+err:
+	X509err(X509_F_X509V3_ADD_EXT,ERR_R_MALLOC_FAILURE);
+err2:
+	if (new_ex != NULL) X509_EXTENSION_free(new_ex);
+	if (sk != NULL) sk_X509_EXTENSION_free(sk);
+	return(NULL);
+	}
+
+X509_EXTENSION *X509_EXTENSION_create_by_NID(X509_EXTENSION **ex, int nid,
+	     int crit, ASN1_OCTET_STRING *data)
+	{
+	ASN1_OBJECT *obj;
+	X509_EXTENSION *ret;
+
+	obj=OBJ_nid2obj(nid);
+	if (obj == NULL)
+		{
+		X509err(X509_F_X509_EXTENSION_CREATE_BY_NID,X509_R_UNKNOWN_NID);
+		return(NULL);
+		}
+	ret=X509_EXTENSION_create_by_OBJ(ex,obj,crit,data);
+	if (ret == NULL) ASN1_OBJECT_free(obj);
+	return(ret);
+	}
+
+X509_EXTENSION *X509_EXTENSION_create_by_OBJ(X509_EXTENSION **ex,
+	     ASN1_OBJECT *obj, int crit, ASN1_OCTET_STRING *data)
+	{
+	X509_EXTENSION *ret;
+
+	if ((ex == NULL) || (*ex == NULL))
+		{
+		if ((ret=X509_EXTENSION_new()) == NULL)
+			{
+			X509err(X509_F_X509_EXTENSION_CREATE_BY_OBJ,ERR_R_MALLOC_FAILURE);
+			return(NULL);
+			}
+		}
+	else
+		ret= *ex;
+
+	if (!X509_EXTENSION_set_object(ret,obj))
+		goto err;
+	if (!X509_EXTENSION_set_critical(ret,crit))
+		goto err;
+	if (!X509_EXTENSION_set_data(ret,data))
+		goto err;
+	
+	if ((ex != NULL) && (*ex == NULL)) *ex=ret;
+	return(ret);
+err:
+	if ((ex == NULL) || (ret != *ex))
+		X509_EXTENSION_free(ret);
+	return(NULL);
+	}
+
+int X509_EXTENSION_set_object(X509_EXTENSION *ex, ASN1_OBJECT *obj)
+	{
+	if ((ex == NULL) || (obj == NULL))
+		return(0);
+	ASN1_OBJECT_free(ex->object);
+	ex->object=OBJ_dup(obj);
+	return(1);
+	}
+
+int X509_EXTENSION_set_critical(X509_EXTENSION *ex, int crit)
+	{
+	if (ex == NULL) return(0);
+	ex->critical=(crit)?0xFF:-1;
+	return(1);
+	}
+
+int X509_EXTENSION_set_data(X509_EXTENSION *ex, ASN1_OCTET_STRING *data)
+	{
+	int i;
+
+	if (ex == NULL) return(0);
+	i=M_ASN1_OCTET_STRING_set(ex->value,data->data,data->length);
+	if (!i) return(0);
+	return(1);
+	}
+
+ASN1_OBJECT *X509_EXTENSION_get_object(X509_EXTENSION *ex)
+	{
+	if (ex == NULL) return(NULL);
+	return(ex->object);
+	}
+
+ASN1_OCTET_STRING *X509_EXTENSION_get_data(X509_EXTENSION *ex)
+	{
+	if (ex == NULL) return(NULL);
+	return(ex->value);
+	}
+
+int X509_EXTENSION_get_critical(X509_EXTENSION *ex)
+	{
+	if (ex == NULL) return(0);
+	if(ex->critical > 0) return 1;
+	return 0;
+	}