Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/rsa/rsa_x931.c

Index: openssl/crypto/rsa/rsa_x931.c
diff --git a/openssl/crypto/rsa/rsa_x931.c b/openssl/crypto/rsa/rsa_x931.c
deleted file mode 100644
index 21548e37edd547863148b8a615c6dfa5adc70b11..0000000000000000000000000000000000000000
--- a/openssl/crypto/rsa/rsa_x931.c
+++ /dev/null
@@ -1,177 +0,0 @@
-/* rsa_x931.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 2005.
- */
-/* ====================================================================
- * Copyright (c) 2005 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 <stdio.h>
-#include "cryptlib.h"
-#include <openssl/bn.h>
-#include <openssl/rsa.h>
-#include <openssl/rand.h>
-#include <openssl/objects.h>
-
-int RSA_padding_add_X931(unsigned char *to, int tlen,
-	     const unsigned char *from, int flen)
-	{
-	int j;
-	unsigned char *p;
-
-	/* Absolute minimum amount of padding is 1 header nibble, 1 padding
-	 * nibble and 2 trailer bytes: but 1 hash if is already in 'from'.
-	 */
-
-	j = tlen - flen - 2;
-
-	if (j < 0)
-		{
-		RSAerr(RSA_F_RSA_PADDING_ADD_X931,RSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE);
-		return -1;
-		}
-	
-	p=(unsigned char *)to;
-
-	/* If no padding start and end nibbles are in one byte */
-	if (j == 0)
-		*p++ = 0x6A;
-	else
-		{
-		*p++ = 0x6B;
-		if (j > 1)
-			{
-			memset(p, 0xBB, j - 1);
-			p += j - 1;
-			}
-		*p++ = 0xBA;
-		}
-	memcpy(p,from,(unsigned int)flen);
-	p += flen;
-	*p = 0xCC;
-	return(1);
-	}
-
-int RSA_padding_check_X931(unsigned char *to, int tlen,
-	     const unsigned char *from, int flen, int num)
-	{
-	int i = 0,j;
-	const unsigned char *p;
-
-	p=from;
-	if ((num != flen) || ((*p != 0x6A) && (*p != 0x6B)))
-		{
-		RSAerr(RSA_F_RSA_PADDING_CHECK_X931,RSA_R_INVALID_HEADER);
-		return -1;
-		}
-
-	if (*p++ == 0x6B)
-		{
-		j=flen-3;
-		for (i = 0; i < j; i++)
-			{
-			unsigned char c = *p++;
-			if (c == 0xBA)
-				break;
-			if (c != 0xBB)
-				{
-				RSAerr(RSA_F_RSA_PADDING_CHECK_X931,
-					RSA_R_INVALID_PADDING);
-				return -1;
-				}
-			}
-
-		j -= i;
-
-		if (i == 0)
-			{
-			RSAerr(RSA_F_RSA_PADDING_CHECK_X931, RSA_R_INVALID_PADDING);
-			return -1;
-			}
-
-		}
-	else j = flen - 2;
-
-	if (p[j] != 0xCC)
-		{
-		RSAerr(RSA_F_RSA_PADDING_CHECK_X931, RSA_R_INVALID_TRAILER);
-		return -1;
-		}
-
-	memcpy(to,p,(unsigned int)j);
-
-	return(j);
-	}
-
-/* Translate between X931 hash ids and NIDs */
-
-int RSA_X931_hash_id(int nid)
-	{
-	switch (nid)
-		{
-		case NID_sha1:
-		return 0x33;
-
-		case NID_sha256:
-		return 0x34;
-
-		case NID_sha384:
-		return 0x36;
-
-		case NID_sha512:
-		return 0x35;
-
-		}
-	return -1;
-	}
-