Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/asn1/a_bitstr.c

Index: openssl/crypto/asn1/a_bitstr.c
diff --git a/openssl/crypto/asn1/a_bitstr.c b/openssl/crypto/asn1/a_bitstr.c
deleted file mode 100644
index 34179960b87aed426902213ab2640ec6f4998d58..0000000000000000000000000000000000000000
--- a/openssl/crypto/asn1/a_bitstr.c
+++ /dev/null
@@ -1,248 +0,0 @@
-/* crypto/asn1/a_bitstr.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/asn1.h>
-
-int ASN1_BIT_STRING_set(ASN1_BIT_STRING *x, unsigned char *d, int len)
-{ return M_ASN1_BIT_STRING_set(x, d, len); }
-
-int i2c_ASN1_BIT_STRING(ASN1_BIT_STRING *a, unsigned char **pp)
-	{
-	int ret,j,bits,len;
-	unsigned char *p,*d;
-
-	if (a == NULL) return(0);
-
-	len=a->length;
-
-	if (len > 0)
-		{
-		if (a->flags & ASN1_STRING_FLAG_BITS_LEFT)
-			{
-			bits=(int)a->flags&0x07;
-			}
-		else
-			{
-			for ( ; len > 0; len--)
-				{
-				if (a->data[len-1]) break;
-				}
-			j=a->data[len-1];
-			if      (j & 0x01) bits=0;
-			else if (j & 0x02) bits=1;
-			else if (j & 0x04) bits=2;
-			else if (j & 0x08) bits=3;
-			else if (j & 0x10) bits=4;
-			else if (j & 0x20) bits=5;
-			else if (j & 0x40) bits=6;
-			else if (j & 0x80) bits=7;
-			else bits=0; /* should not happen */
-			}
-		}
-	else
-		bits=0;
-
-	ret=1+len;
-	if (pp == NULL) return(ret);
-
-	p= *pp;
-
-	*(p++)=(unsigned char)bits;
-	d=a->data;
-	memcpy(p,d,len);
-	p+=len;
-	if (len > 0) p[-1]&=(0xff<<bits);
-	*pp=p;
-	return(ret);
-	}
-
-ASN1_BIT_STRING *c2i_ASN1_BIT_STRING(ASN1_BIT_STRING **a,
-	const unsigned char **pp, long len)
-	{
-	ASN1_BIT_STRING *ret=NULL;
-	const unsigned char *p;
-	unsigned char *s;
-	int i;
-
-	if (len < 1)
-		{
-		i=ASN1_R_STRING_TOO_SHORT;
-		goto err;
-		}
-
-	if ((a == NULL) || ((*a) == NULL))
-		{
-		if ((ret=M_ASN1_BIT_STRING_new()) == NULL) return(NULL);
-		}
-	else
-		ret=(*a);
-
-	p= *pp;
-	i= *(p++);
-	/* We do this to preserve the settings.  If we modify
-	 * the settings, via the _set_bit function, we will recalculate
-	 * on output */
-	ret->flags&= ~(ASN1_STRING_FLAG_BITS_LEFT|0x07); /* clear */
-	ret->flags|=(ASN1_STRING_FLAG_BITS_LEFT|(i&0x07)); /* set */
-
-	if (len-- > 1) /* using one because of the bits left byte */
-		{
-		s=(unsigned char *)OPENSSL_malloc((int)len);
-		if (s == NULL)
-			{
-			i=ERR_R_MALLOC_FAILURE;
-			goto err;
-			}
-		memcpy(s,p,(int)len);
-		s[len-1]&=(0xff<<i);
-		p+=len;
-		}
-	else
-		s=NULL;
-
-	ret->length=(int)len;
-	if (ret->data != NULL) OPENSSL_free(ret->data);
-	ret->data=s;
-	ret->type=V_ASN1_BIT_STRING;
-	if (a != NULL) (*a)=ret;
-	*pp=p;
-	return(ret);
-err:
-	ASN1err(ASN1_F_C2I_ASN1_BIT_STRING,i);
-	if ((ret != NULL) && ((a == NULL) || (*a != ret)))
-		M_ASN1_BIT_STRING_free(ret);
-	return(NULL);
-	}
-
-/* These next 2 functions from Goetz Babin-Ebell <babinebell@trustcenter.de>
- */
-int ASN1_BIT_STRING_set_bit(ASN1_BIT_STRING *a, int n, int value)
-	{
-	int w,v,iv;
-	unsigned char *c;
-
-	w=n/8;
-	v=1<<(7-(n&0x07));
-	iv= ~v;
-	if (!value) v=0;
-
-	if (a == NULL)
-		return 0;
-
-	a->flags&= ~(ASN1_STRING_FLAG_BITS_LEFT|0x07); /* clear, set on write */
-
-	if ((a->length < (w+1)) || (a->data == NULL))
-		{
-		if (!value) return(1); /* Don't need to set */
-		if (a->data == NULL)
-			c=(unsigned char *)OPENSSL_malloc(w+1);
-		else
-			c=(unsigned char *)OPENSSL_realloc_clean(a->data,
-								 a->length,
-								 w+1);
-		if (c == NULL)
-			{
-			ASN1err(ASN1_F_ASN1_BIT_STRING_SET_BIT,ERR_R_MALLOC_FAILURE);
-			return 0;
-			}
-  		if (w+1-a->length > 0) memset(c+a->length, 0, w+1-a->length);
-		a->data=c;
-		a->length=w+1;
-	}
-	a->data[w]=((a->data[w])&iv)|v;
-	while ((a->length > 0) && (a->data[a->length-1] == 0))
-		a->length--;
-	return(1);
-	}
-
-int ASN1_BIT_STRING_get_bit(ASN1_BIT_STRING *a, int n)
-	{
-	int w,v;
-
-	w=n/8;
-	v=1<<(7-(n&0x07));
-	if ((a == NULL) || (a->length < (w+1)) || (a->data == NULL))
-		return(0);
-	return((a->data[w]&v) != 0);
-	}
-
-/*
- * Checks if the given bit string contains only bits specified by 
- * the flags vector. Returns 0 if there is at least one bit set in 'a'
- * which is not specified in 'flags', 1 otherwise.
- * 'len' is the length of 'flags'.
- */
-int ASN1_BIT_STRING_check(ASN1_BIT_STRING *a,
-			  unsigned char *flags, int flags_len)
-	{
-	int i, ok;
-	/* Check if there is one bit set at all. */
-	if (!a || !a->data) return 1;
-
-	/* Check each byte of the internal representation of the bit string. */
-	ok = 1;
-	for (i = 0; i < a->length && ok; ++i)
-		{
-		unsigned char mask = i < flags_len ? ~flags[i] : 0xff;
-		/* We are done if there is an unneeded bit set. */
-		ok = (a->data[i] & mask) == 0;
-		}
-	return ok;
-	}