Import of old SSLeay release: SSLeay 0.8.1b

1 files changed, 247 insertions, 0 deletions

diff --git a/crypto/x509/x509_cmp.c b/crypto/x509/x509_cmp.c
new file mode 100644
index 0000000000..14eebbfcb8
--- /dev/null
+++ b/crypto/x509/x509_cmp.c
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+/* crypto/x509/x509_cmp.c */
+/* Copyright (C) 1995-1997 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 <sys/types.h>
+#include <sys/stat.h>
+#include "cryptlib.h"
+#include "asn1.h"
+#include "objects.h"
+#include "x509.h"
+
+int X509_issuer_and_serial_cmp(a,b)
+X509 *a;
+X509 *b;
+	{
+	int i;
+	X509_CINF *ai,*bi;
+
+	ai=a->cert_info;
+	bi=b->cert_info;
+	i=ASN1_INTEGER_cmp(ai->serialNumber,bi->serialNumber);
+	if (i) return(i);
+	return(X509_NAME_cmp(ai->issuer,bi->issuer));
+	}
+
+#ifndef NO_MD5
+unsigned long X509_issuer_and_serial_hash(a)
+X509 *a;
+	{
+	unsigned long ret=0;
+	MD5_CTX ctx;
+	unsigned char md[16];
+	char str[256];
+
+	X509_NAME_oneline(a->cert_info->issuer,str,256);
+	ret=strlen(str);
+	MD5_Init(&ctx);
+	MD5_Update(&ctx,(unsigned char *)str,ret);
+	MD5_Update(&ctx,(unsigned char *)a->cert_info->serialNumber->data,
+		(unsigned long)a->cert_info->serialNumber->length);
+	MD5_Final(&(md[0]),&ctx);
+	ret=(	((unsigned long)md[0]     )|((unsigned long)md[1]<<8L)|
+		((unsigned long)md[2]<<16L)|((unsigned long)md[3]<<24L)
+		)&0xffffffffL;
+	return(ret);
+	}
+#endif
+	
+int X509_issuer_name_cmp(a, b)
+X509 *a;
+X509 *b;
+	{
+	return(X509_NAME_cmp(a->cert_info->issuer,b->cert_info->issuer));
+	}
+
+int X509_subject_name_cmp(a, b)
+X509 *a;
+X509 *b;
+	{
+	return(X509_NAME_cmp(a->cert_info->subject,b->cert_info->subject));
+	}
+
+int X509_CRL_cmp(a, b)
+X509_CRL *a;
+X509_CRL *b;
+	{
+	return(X509_NAME_cmp(a->crl->issuer,b->crl->issuer));
+	}
+
+X509_NAME *X509_get_issuer_name(a)
+X509 *a;
+	{
+	return(a->cert_info->issuer);
+	}
+
+unsigned long X509_issuer_name_hash(x)
+X509 *x;
+	{
+	return(X509_NAME_hash(x->cert_info->issuer));
+	}
+
+X509_NAME *X509_get_subject_name(a)
+X509 *a;
+	{
+	return(a->cert_info->subject);
+	}
+
+ASN1_INTEGER *X509_get_serialNumber(a)
+X509 *a;
+	{
+	return(a->cert_info->serialNumber);
+	}
+
+unsigned long X509_subject_name_hash(x)
+X509 *x;
+	{
+	return(X509_NAME_hash(x->cert_info->subject));
+	}
+
+int X509_NAME_cmp(a, b)
+X509_NAME *a;
+X509_NAME *b;
+	{
+	int i,j;
+	X509_NAME_ENTRY *na,*nb;
+
+	if (sk_num(a->entries) != sk_num(b->entries))
+		return(sk_num(a->entries)-sk_num(b->entries));
+	for (i=sk_num(a->entries)-1; i>=0; i--)
+		{
+		na=(X509_NAME_ENTRY *)sk_value(a->entries,i);
+		nb=(X509_NAME_ENTRY *)sk_value(b->entries,i);
+		j=na->value->length-nb->value->length;
+		if (j) return(j);
+		j=memcmp(na->value->data,nb->value->data,
+			na->value->length);
+		if (j) return(j);
+		j=na->set-nb->set;
+		if (j) return(j);
+		}
+
+	/* We will check the object types after checking the values
+	 * since the values will more often be different than the object
+	 * types. */
+	for (i=sk_num(a->entries)-1; i>=0; i--)
+		{
+		na=(X509_NAME_ENTRY *)sk_value(a->entries,i);
+		nb=(X509_NAME_ENTRY *)sk_value(b->entries,i);
+		j=OBJ_cmp(na->object,nb->object);
+		if (j) return(j);
+		}
+	return(0);
+	}
+
+#ifndef NO_MD5
+/* I should do a DER encoding of the name and then hash it. */
+unsigned long X509_NAME_hash(x)
+X509_NAME *x;
+	{
+	unsigned long ret=0;
+	unsigned char md[16];
+	char str[256];
+
+	X509_NAME_oneline(x,str,256);
+	ret=strlen(str);
+	MD5((unsigned char *)str,ret,&(md[0]));
+	ret=(	((unsigned long)md[0]     )|((unsigned long)md[1]<<8L)|
+		((unsigned long)md[2]<<16L)|((unsigned long)md[3]<<24L)
+		)&0xffffffffL;
+	return(ret);
+	}
+#endif
+
+/* Search a stack of X509 for a match */
+X509 *X509_find_by_issuer_and_serial(sk,name,serial)
+STACK *sk;
+X509_NAME *name;
+ASN1_INTEGER *serial;
+	{
+	int i;
+	X509_CINF cinf;
+	X509 x,*x509=NULL;
+
+	x.cert_info= &cinf;
+	cinf.serialNumber=serial;
+	cinf.issuer=name;
+
+	for (i=0; i<sk_num(sk); i++)
+		{
+		x509=(X509 *)sk_value(sk,i);
+		if (X509_issuer_and_serial_cmp(x509,&x) == 0)
+			return(x509);
+		}
+	return(x509);
+	}
+
+X509 *X509_find_by_subject(sk,name)
+STACK *sk;
+X509_NAME *name;
+	{
+	X509 *x509;
+	int i;
+
+	for (i=0; i<sk_num(sk); i++)
+		{
+		x509=(X509 *)sk_value(sk,i);
+		if (X509_NAME_cmp(X509_get_subject_name(x509),name) == 0)
+			return(x509);
+		}
+	return(NULL);
+	}
+