Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/asn1/x_pubkey.c

Index: openssl/crypto/asn1/x_pubkey.c
diff --git a/openssl/crypto/asn1/x_pubkey.c b/openssl/crypto/asn1/x_pubkey.c
deleted file mode 100644
index b649e1fcf96ce322d5a1422cd5ae58b8ae1715fe..0000000000000000000000000000000000000000
--- a/openssl/crypto/asn1/x_pubkey.c
+++ /dev/null
@@ -1,385 +0,0 @@
-/* crypto/asn1/x_pubkey.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/asn1t.h>
-#include <openssl/x509.h>
-#include "asn1_locl.h"
-#ifndef OPENSSL_NO_RSA
-#include <openssl/rsa.h>
-#endif
-#ifndef OPENSSL_NO_DSA
-#include <openssl/dsa.h>
-#endif
-
-/* Minor tweak to operation: free up EVP_PKEY */
-static int pubkey_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
-			void *exarg)
-	{
-	if (operation == ASN1_OP_FREE_POST)
-		{
-		X509_PUBKEY *pubkey = (X509_PUBKEY *)*pval;
-		EVP_PKEY_free(pubkey->pkey);
-		}
-	return 1;
-	}
-
-ASN1_SEQUENCE_cb(X509_PUBKEY, pubkey_cb) = {
-	ASN1_SIMPLE(X509_PUBKEY, algor, X509_ALGOR),
-	ASN1_SIMPLE(X509_PUBKEY, public_key, ASN1_BIT_STRING)
-} ASN1_SEQUENCE_END_cb(X509_PUBKEY, X509_PUBKEY)
-
-IMPLEMENT_ASN1_FUNCTIONS(X509_PUBKEY)
-
-int X509_PUBKEY_set(X509_PUBKEY **x, EVP_PKEY *pkey)
-	{
-	X509_PUBKEY *pk=NULL;
-
-	if (x == NULL) return(0);
-
-	if ((pk=X509_PUBKEY_new()) == NULL) goto error;
-
-	if (pkey->ameth)
-		{
-		if (pkey->ameth->pub_encode)
-			{
-			if (!pkey->ameth->pub_encode(pk, pkey))
-				{
-				X509err(X509_F_X509_PUBKEY_SET,
-					X509_R_PUBLIC_KEY_ENCODE_ERROR);
-				goto error;
-				}
-			}
-		else
-			{
-			X509err(X509_F_X509_PUBKEY_SET,
-				X509_R_METHOD_NOT_SUPPORTED);
-			goto error;
-			}
-		}
-	else
-		{
-		X509err(X509_F_X509_PUBKEY_SET,X509_R_UNSUPPORTED_ALGORITHM);
-		goto error;
-		}
-
-	if (*x != NULL)
-		X509_PUBKEY_free(*x);
-
-	*x=pk;
-
-	return 1;
-error:
-	if (pk != NULL) X509_PUBKEY_free(pk);
-	return 0;
-	}
-
-EVP_PKEY *X509_PUBKEY_get(X509_PUBKEY *key)
-	{
-	EVP_PKEY *ret=NULL;
-
-	if (key == NULL) goto error;
-
-	if (key->pkey != NULL)
-		{
-		CRYPTO_add(&key->pkey->references, 1, CRYPTO_LOCK_EVP_PKEY);
-		return key->pkey;
-		}
-
-	if (key->public_key == NULL) goto error;
-
-	if ((ret = EVP_PKEY_new()) == NULL)
-		{
-		X509err(X509_F_X509_PUBKEY_GET, ERR_R_MALLOC_FAILURE);
-		goto error;
-		}
-
-	if (!EVP_PKEY_set_type(ret, OBJ_obj2nid(key->algor->algorithm)))
-		{
-		X509err(X509_F_X509_PUBKEY_GET,X509_R_UNSUPPORTED_ALGORITHM);
-		goto error;
-		}
-
-	if (ret->ameth->pub_decode)
-		{
-		if (!ret->ameth->pub_decode(ret, key))
-			{
-			X509err(X509_F_X509_PUBKEY_GET,
-						X509_R_PUBLIC_KEY_DECODE_ERROR);
-			goto error;
-			}
-		}
-	else
-		{
-		X509err(X509_F_X509_PUBKEY_GET, X509_R_METHOD_NOT_SUPPORTED);
-		goto error;
-		}
-
-	/* Check to see if another thread set key->pkey first */
-	CRYPTO_w_lock(CRYPTO_LOCK_EVP_PKEY);
-	if (key->pkey)
-		{
-		CRYPTO_w_unlock(CRYPTO_LOCK_EVP_PKEY);
-		EVP_PKEY_free(ret);
-		ret = key->pkey;
-		}
-	else
-		{
-		key->pkey = ret;
-		CRYPTO_w_unlock(CRYPTO_LOCK_EVP_PKEY);
-		}
-	CRYPTO_add(&ret->references, 1, CRYPTO_LOCK_EVP_PKEY);
-
-	return ret;
-
-	error:
-	if (ret != NULL)
-		EVP_PKEY_free(ret);
-	return(NULL);
-	}
-
-/* Now two pseudo ASN1 routines that take an EVP_PKEY structure
- * and encode or decode as X509_PUBKEY
- */
-
-EVP_PKEY *d2i_PUBKEY(EVP_PKEY **a, const unsigned char **pp,
-	     long length)
-	{
-	X509_PUBKEY *xpk;
-	EVP_PKEY *pktmp;
-	xpk = d2i_X509_PUBKEY(NULL, pp, length);
-	if(!xpk) return NULL;
-	pktmp = X509_PUBKEY_get(xpk);
-	X509_PUBKEY_free(xpk);
-	if(!pktmp) return NULL;
-	if(a)
-		{
-		EVP_PKEY_free(*a);
-		*a = pktmp;
-		}
-	return pktmp;
-	}
-
-int i2d_PUBKEY(EVP_PKEY *a, unsigned char **pp)
-	{
-	X509_PUBKEY *xpk=NULL;
-	int ret;
-	if(!a) return 0;
-	if(!X509_PUBKEY_set(&xpk, a)) return 0;
-	ret = i2d_X509_PUBKEY(xpk, pp);
-	X509_PUBKEY_free(xpk);
-	return ret;
-	}
-
-/* The following are equivalents but which return RSA and DSA
- * keys
- */
-#ifndef OPENSSL_NO_RSA
-RSA *d2i_RSA_PUBKEY(RSA **a, const unsigned char **pp,
-	     long length)
-	{
-	EVP_PKEY *pkey;
-	RSA *key;
-	const unsigned char *q;
-	q = *pp;
-	pkey = d2i_PUBKEY(NULL, &q, length);
-	if (!pkey) return NULL;
-	key = EVP_PKEY_get1_RSA(pkey);
-	EVP_PKEY_free(pkey);
-	if (!key) return NULL;
-	*pp = q;
-	if (a)
-		{
-		RSA_free(*a);
-		*a = key;
-		}
-	return key;
-	}
-
-int i2d_RSA_PUBKEY(RSA *a, unsigned char **pp)
-	{
-	EVP_PKEY *pktmp;
-	int ret;
-	if (!a) return 0;
-	pktmp = EVP_PKEY_new();
-	if (!pktmp)
-		{
-		ASN1err(ASN1_F_I2D_RSA_PUBKEY, ERR_R_MALLOC_FAILURE);
-		return 0;
-		}
-	EVP_PKEY_set1_RSA(pktmp, a);
-	ret = i2d_PUBKEY(pktmp, pp);
-	EVP_PKEY_free(pktmp);
-	return ret;
-	}
-#endif
-
-#ifndef OPENSSL_NO_DSA
-DSA *d2i_DSA_PUBKEY(DSA **a, const unsigned char **pp,
-	     long length)
-	{
-	EVP_PKEY *pkey;
-	DSA *key;
-	const unsigned char *q;
-	q = *pp;
-	pkey = d2i_PUBKEY(NULL, &q, length);
-	if (!pkey) return NULL;
-	key = EVP_PKEY_get1_DSA(pkey);
-	EVP_PKEY_free(pkey);
-	if (!key) return NULL;
-	*pp = q;
-	if (a)
-		{
-		DSA_free(*a);
-		*a = key;
-		}
-	return key;
-	}
-
-int i2d_DSA_PUBKEY(DSA *a, unsigned char **pp)
-	{
-	EVP_PKEY *pktmp;
-	int ret;
-	if(!a) return 0;
-	pktmp = EVP_PKEY_new();
-	if(!pktmp)
-		{
-		ASN1err(ASN1_F_I2D_DSA_PUBKEY, ERR_R_MALLOC_FAILURE);
-		return 0;
-		}
-	EVP_PKEY_set1_DSA(pktmp, a);
-	ret = i2d_PUBKEY(pktmp, pp);
-	EVP_PKEY_free(pktmp);
-	return ret;
-	}
-#endif
-
-#ifndef OPENSSL_NO_EC
-EC_KEY *d2i_EC_PUBKEY(EC_KEY **a, const unsigned char **pp, long length)
-	{
-	EVP_PKEY *pkey;
-	EC_KEY *key;
-	const unsigned char *q;
-	q = *pp;
-	pkey = d2i_PUBKEY(NULL, &q, length);
-	if (!pkey) return(NULL);
-	key = EVP_PKEY_get1_EC_KEY(pkey);
-	EVP_PKEY_free(pkey);
-	if (!key)  return(NULL);
-	*pp = q;
-	if (a)
-		{
-		EC_KEY_free(*a);
-		*a = key;
-		}
-	return(key);
-	}
-
-int i2d_EC_PUBKEY(EC_KEY *a, unsigned char **pp)
-	{
-	EVP_PKEY *pktmp;
-	int ret;
-	if (!a)	return(0);
-	if ((pktmp = EVP_PKEY_new()) == NULL)
-		{
-		ASN1err(ASN1_F_I2D_EC_PUBKEY, ERR_R_MALLOC_FAILURE);
-		return(0);
-		}
-	EVP_PKEY_set1_EC_KEY(pktmp, a);
-	ret = i2d_PUBKEY(pktmp, pp);
-	EVP_PKEY_free(pktmp);
-	return(ret);
-	}
-#endif
-
-int X509_PUBKEY_set0_param(X509_PUBKEY *pub, ASN1_OBJECT *aobj,
-					int ptype, void *pval,
-					unsigned char *penc, int penclen)
-	{
-	if (!X509_ALGOR_set0(pub->algor, aobj, ptype, pval))
-		return 0;
-	if (penc)
-		{
-		if (pub->public_key->data)
-			OPENSSL_free(pub->public_key->data);
-		pub->public_key->data = penc;
-		pub->public_key->length = penclen;
-  		/* Set number of unused bits to zero */
-		pub->public_key->flags&= ~(ASN1_STRING_FLAG_BITS_LEFT|0x07);
-		pub->public_key->flags|=ASN1_STRING_FLAG_BITS_LEFT;
-		}
-	return 1;
-	}
-
-int X509_PUBKEY_get0_param(ASN1_OBJECT **ppkalg,
-		const unsigned char **pk, int *ppklen,
-		X509_ALGOR **pa,
-		X509_PUBKEY *pub)
-	{
-	if (ppkalg)
-		*ppkalg = pub->algor->algorithm;
-	if (pk)
-		{
-		*pk = pub->public_key->data;
-		*ppklen = pub->public_key->length;
-		}
-	if (pa)
-		*pa = pub->algor;
-	return 1;
-	}