Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/buffer/buffer.c

Index: openssl/crypto/buffer/buffer.c
diff --git a/openssl/crypto/buffer/buffer.c b/openssl/crypto/buffer/buffer.c
deleted file mode 100644
index d7aa79ad7f0a24320c4f34bccba191bbaae34e44..0000000000000000000000000000000000000000
--- a/openssl/crypto/buffer/buffer.c
+++ /dev/null
@@ -1,203 +0,0 @@
-/* crypto/buffer/buffer.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 "cryptlib.h"
-#include <openssl/buffer.h>
-
-/* LIMIT_BEFORE_EXPANSION is the maximum n such that (n+3)/3*4 < 2**31. That
- * function is applied in several functions in this file and this limit ensures
- * that the result fits in an int. */
-#define LIMIT_BEFORE_EXPANSION 0x5ffffffc
-
-BUF_MEM *BUF_MEM_new(void)
-	{
-	BUF_MEM *ret;
-
-	ret=OPENSSL_malloc(sizeof(BUF_MEM));
-	if (ret == NULL)
-		{
-		BUFerr(BUF_F_BUF_MEM_NEW,ERR_R_MALLOC_FAILURE);
-		return(NULL);
-		}
-	ret->length=0;
-	ret->max=0;
-	ret->data=NULL;
-	return(ret);
-	}
-
-void BUF_MEM_free(BUF_MEM *a)
-	{
-	if(a == NULL)
-	    return;
-
-	if (a->data != NULL)
-		{
-		memset(a->data,0,(unsigned int)a->max);
-		OPENSSL_free(a->data);
-		}
-	OPENSSL_free(a);
-	}
-
-int BUF_MEM_grow(BUF_MEM *str, size_t len)
-	{
-	char *ret;
-	size_t n;
-
-	if (str->length >= len)
-		{
-		str->length=len;
-		return(len);
-		}
-	if (str->max >= len)
-		{
-		memset(&str->data[str->length],0,len-str->length);
-		str->length=len;
-		return(len);
-		}
-	/* This limit is sufficient to ensure (len+3)/3*4 < 2**31 */
-	if (len > LIMIT_BEFORE_EXPANSION)
-		{
-		BUFerr(BUF_F_BUF_MEM_GROW,ERR_R_MALLOC_FAILURE);
-		return 0;
-		}
-	n=(len+3)/3*4;
-	if (str->data == NULL)
-		ret=OPENSSL_malloc(n);
-	else
-		ret=OPENSSL_realloc(str->data,n);
-	if (ret == NULL)
-		{
-		BUFerr(BUF_F_BUF_MEM_GROW,ERR_R_MALLOC_FAILURE);
-		len=0;
-		}
-	else
-		{
-		str->data=ret;
-		str->max=n;
-		memset(&str->data[str->length],0,len-str->length);
-		str->length=len;
-		}
-	return(len);
-	}
-
-int BUF_MEM_grow_clean(BUF_MEM *str, size_t len)
-	{
-	char *ret;
-	size_t n;
-
-	if (str->length >= len)
-		{
-		memset(&str->data[len],0,str->length-len);
-		str->length=len;
-		return(len);
-		}
-	if (str->max >= len)
-		{
-		memset(&str->data[str->length],0,len-str->length);
-		str->length=len;
-		return(len);
-		}
-	/* This limit is sufficient to ensure (len+3)/3*4 < 2**31 */
-	if (len > LIMIT_BEFORE_EXPANSION)
-		{
-		BUFerr(BUF_F_BUF_MEM_GROW_CLEAN,ERR_R_MALLOC_FAILURE);
-		return 0;
-		}
-	n=(len+3)/3*4;
-	if (str->data == NULL)
-		ret=OPENSSL_malloc(n);
-	else
-		ret=OPENSSL_realloc_clean(str->data,str->max,n);
-	if (ret == NULL)
-		{
-		BUFerr(BUF_F_BUF_MEM_GROW_CLEAN,ERR_R_MALLOC_FAILURE);
-		len=0;
-		}
-	else
-		{
-		str->data=ret;
-		str->max=n;
-		memset(&str->data[str->length],0,len-str->length);
-		str->length=len;
-		}
-	return(len);
-	}
-
-void BUF_reverse(unsigned char *out, unsigned char *in, size_t size)
-	{
-	size_t i;
-	if (in)
-		{
-		out += size - 1;
-		for (i = 0; i < size; i++)
-			*in++ = *out--;
-		}
-	else
-		{
-		unsigned char *q;
-		char c;
-		q = out + size - 1;
-		for (i = 0; i < size/2; i++)
-			{
-			c = *q;
-			*q-- = *out;
-			*out++ = c;
-			}
-		}
-	}