Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/asn1/tasn_utl.c

Index: openssl/crypto/asn1/tasn_utl.c
diff --git a/openssl/crypto/asn1/tasn_utl.c b/openssl/crypto/asn1/tasn_utl.c
deleted file mode 100644
index ca9ec7a32f5952ae134fd5d7f02f6635a2d4332b..0000000000000000000000000000000000000000
--- a/openssl/crypto/asn1/tasn_utl.c
+++ /dev/null
@@ -1,279 +0,0 @@
-/* tasn_utl.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project 2000.
- */
-/* ====================================================================
- * Copyright (c) 2000-2004 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 <stddef.h>
-#include <string.h>
-#include <openssl/asn1.h>
-#include <openssl/asn1t.h>
-#include <openssl/objects.h>
-#include <openssl/err.h>
-
-/* Utility functions for manipulating fields and offsets */
-
-/* Add 'offset' to 'addr' */
-#define offset2ptr(addr, offset) (void *)(((char *) addr) + offset)
-
-/* Given an ASN1_ITEM CHOICE type return
- * the selector value
- */
-
-int asn1_get_choice_selector(ASN1_VALUE **pval, const ASN1_ITEM *it)
-	{
-	int *sel = offset2ptr(*pval, it->utype);
-	return *sel;
-	}
-
-/* Given an ASN1_ITEM CHOICE type set
- * the selector value, return old value.
- */
-
-int asn1_set_choice_selector(ASN1_VALUE **pval, int value, const ASN1_ITEM *it)
-	{	
-	int *sel, ret;
-	sel = offset2ptr(*pval, it->utype);
-	ret = *sel;
-	*sel = value;
-	return ret;
-	}
-
-/* Do reference counting. The value 'op' decides what to do. 
- * if it is +1 then the count is incremented. If op is 0 count is
- * set to 1. If op is -1 count is decremented and the return value
- * is the current refrence count or 0 if no reference count exists.
- */
-
-int asn1_do_lock(ASN1_VALUE **pval, int op, const ASN1_ITEM *it)
-	{
-	const ASN1_AUX *aux;
-	int *lck, ret;
-	if ((it->itype != ASN1_ITYPE_SEQUENCE)
-	   && (it->itype != ASN1_ITYPE_NDEF_SEQUENCE))
-		return 0;
-	aux = it->funcs;
-	if (!aux || !(aux->flags & ASN1_AFLG_REFCOUNT))
-		return 0;
-	lck = offset2ptr(*pval, aux->ref_offset);
-	if (op == 0)
-		{
-		*lck = 1;
-		return 1;
-		}
-	ret = CRYPTO_add(lck, op, aux->ref_lock);
-#ifdef REF_PRINT
-	fprintf(stderr, "%s: Reference Count: %d\n", it->sname, *lck);
-#endif
-#ifdef REF_CHECK
-	if (ret < 0) 
-		fprintf(stderr, "%s, bad reference count\n", it->sname);
-#endif
-	return ret;
-	}
-
-static ASN1_ENCODING *asn1_get_enc_ptr(ASN1_VALUE **pval, const ASN1_ITEM *it)
-	{
-	const ASN1_AUX *aux;
-	if (!pval || !*pval)
-		return NULL;
-	aux = it->funcs;
-	if (!aux || !(aux->flags & ASN1_AFLG_ENCODING))
-		return NULL;
-	return offset2ptr(*pval, aux->enc_offset);
-	}
-
-void asn1_enc_init(ASN1_VALUE **pval, const ASN1_ITEM *it)
-	{
-	ASN1_ENCODING *enc;
-	enc = asn1_get_enc_ptr(pval, it);
-	if (enc)
-		{
-		enc->enc = NULL;
-		enc->len = 0;
-		enc->modified = 1;
-		}
-	}
-
-void asn1_enc_free(ASN1_VALUE **pval, const ASN1_ITEM *it)
-	{
-	ASN1_ENCODING *enc;
-	enc = asn1_get_enc_ptr(pval, it);
-	if (enc)
-		{
-		if (enc->enc)
-			OPENSSL_free(enc->enc);
-		enc->enc = NULL;
-		enc->len = 0;
-		enc->modified = 1;
-		}
-	}
-
-int asn1_enc_save(ASN1_VALUE **pval, const unsigned char *in, int inlen,
-							 const ASN1_ITEM *it)
-	{
-	ASN1_ENCODING *enc;
-	enc = asn1_get_enc_ptr(pval, it);
-	if (!enc)
-		return 1;
-
-	if (enc->enc)
-		OPENSSL_free(enc->enc);
-	enc->enc = OPENSSL_malloc(inlen);
-	if (!enc->enc)
-		return 0;
-	memcpy(enc->enc, in, inlen);
-	enc->len = inlen;
-	enc->modified = 0;
-
-	return 1;
-	}
-		
-int asn1_enc_restore(int *len, unsigned char **out, ASN1_VALUE **pval,
-							const ASN1_ITEM *it)
-	{
-	ASN1_ENCODING *enc;
-	enc = asn1_get_enc_ptr(pval, it);
-	if (!enc || enc->modified)
-		return 0;
-	if (out)
-		{
-		memcpy(*out, enc->enc, enc->len);
-		*out += enc->len;
-		}
-	if (len)
-		*len = enc->len;
-	return 1;
-	}
-
-/* Given an ASN1_TEMPLATE get a pointer to a field */
-ASN1_VALUE ** asn1_get_field_ptr(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt)
-	{
-	ASN1_VALUE **pvaltmp;
-	if (tt->flags & ASN1_TFLG_COMBINE)
-		return pval;
-	pvaltmp = offset2ptr(*pval, tt->offset);
-	/* NOTE for BOOLEAN types the field is just a plain
- 	 * int so we can't return int **, so settle for
-	 * (int *).
-	 */
-	return pvaltmp;
-	}
-
-/* Handle ANY DEFINED BY template, find the selector, look up
- * the relevant ASN1_TEMPLATE in the table and return it.
- */
-
-const ASN1_TEMPLATE *asn1_do_adb(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt,
-								int nullerr)
-	{
-	const ASN1_ADB *adb;
-	const ASN1_ADB_TABLE *atbl;
-	long selector;
-	ASN1_VALUE **sfld;
-	int i;
-	if (!(tt->flags & ASN1_TFLG_ADB_MASK))
-		return tt;
-
-	/* Else ANY DEFINED BY ... get the table */
-	adb = ASN1_ADB_ptr(tt->item);
-
-	/* Get the selector field */
-	sfld = offset2ptr(*pval, adb->offset);
-
-	/* Check if NULL */
-	if (!sfld)
-		{
-		if (!adb->null_tt)
-			goto err;
-		return adb->null_tt;
-		}
-
-	/* Convert type to a long:
-	 * NB: don't check for NID_undef here because it
-	 * might be a legitimate value in the table
-	 */
-	if (tt->flags & ASN1_TFLG_ADB_OID) 
-		selector = OBJ_obj2nid((ASN1_OBJECT *)*sfld);
-	else 
-		selector = ASN1_INTEGER_get((ASN1_INTEGER *)*sfld);
-
-	/* Try to find matching entry in table
-	 * Maybe should check application types first to
-	 * allow application override? Might also be useful
-	 * to have a flag which indicates table is sorted and
-	 * we can do a binary search. For now stick to a
-	 * linear search.
-	 */
-
-	for (atbl = adb->tbl, i = 0; i < adb->tblcount; i++, atbl++)
-		if (atbl->value == selector)
-			return &atbl->tt;
-
-	/* FIXME: need to search application table too */
-
-	/* No match, return default type */
-	if (!adb->default_tt)
-		goto err;		
-	return adb->default_tt;
-	
-	err:
-	/* FIXME: should log the value or OID of unsupported type */
-	if (nullerr)
-		ASN1err(ASN1_F_ASN1_DO_ADB,
-			ASN1_R_UNSUPPORTED_ANY_DEFINED_BY_TYPE);
-	return NULL;
-	}