Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/rsa/rsa_crpt.c

Index: openssl/crypto/rsa/rsa_crpt.c
diff --git a/openssl/crypto/rsa/rsa_crpt.c b/openssl/crypto/rsa/rsa_crpt.c
deleted file mode 100644
index d3e44785dcfbe31d4560e30984ef7546d8cf3834..0000000000000000000000000000000000000000
--- a/openssl/crypto/rsa/rsa_crpt.c
+++ /dev/null
@@ -1,257 +0,0 @@
-/* crypto/rsa/rsa_lib.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 <openssl/crypto.h>
-#include "cryptlib.h"
-#include <openssl/lhash.h>
-#include <openssl/bn.h>
-#include <openssl/rsa.h>
-#include <openssl/rand.h>
-#ifndef OPENSSL_NO_ENGINE
-#include <openssl/engine.h>
-#endif
-
-int RSA_size(const RSA *r)
-	{
-	return(BN_num_bytes(r->n));
-	}
-
-int RSA_public_encrypt(int flen, const unsigned char *from, unsigned char *to,
-	     RSA *rsa, int padding)
-	{
-#ifdef OPENSSL_FIPS
-	if (FIPS_mode() && !(rsa->meth->flags & RSA_FLAG_FIPS_METHOD)
-			&& !(rsa->flags & RSA_FLAG_NON_FIPS_ALLOW))
-		{
-		RSAerr(RSA_F_RSA_PUBLIC_ENCRYPT, RSA_R_NON_FIPS_RSA_METHOD);
-		return -1;
-		}
-#endif
-	return(rsa->meth->rsa_pub_enc(flen, from, to, rsa, padding));
-	}
-
-int RSA_private_encrypt(int flen, const unsigned char *from, unsigned char *to,
-	     RSA *rsa, int padding)
-	{
-#ifdef OPENSSL_FIPS
-	if (FIPS_mode() && !(rsa->meth->flags & RSA_FLAG_FIPS_METHOD)
-			&& !(rsa->flags & RSA_FLAG_NON_FIPS_ALLOW))
-		{
-		RSAerr(RSA_F_RSA_PRIVATE_ENCRYPT, RSA_R_NON_FIPS_RSA_METHOD);
-		return -1;
-		}
-#endif
-	return(rsa->meth->rsa_priv_enc(flen, from, to, rsa, padding));
-	}
-
-int RSA_private_decrypt(int flen, const unsigned char *from, unsigned char *to,
-	     RSA *rsa, int padding)
-	{
-#ifdef OPENSSL_FIPS
-	if (FIPS_mode() && !(rsa->meth->flags & RSA_FLAG_FIPS_METHOD)
-			&& !(rsa->flags & RSA_FLAG_NON_FIPS_ALLOW))
-		{
-		RSAerr(RSA_F_RSA_PRIVATE_DECRYPT, RSA_R_NON_FIPS_RSA_METHOD);
-		return -1;
-		}
-#endif
-	return(rsa->meth->rsa_priv_dec(flen, from, to, rsa, padding));
-	}
-
-int RSA_public_decrypt(int flen, const unsigned char *from, unsigned char *to,
-	     RSA *rsa, int padding)
-	{
-#ifdef OPENSSL_FIPS
-	if (FIPS_mode() && !(rsa->meth->flags & RSA_FLAG_FIPS_METHOD)
-			&& !(rsa->flags & RSA_FLAG_NON_FIPS_ALLOW))
-		{
-		RSAerr(RSA_F_RSA_PUBLIC_DECRYPT, RSA_R_NON_FIPS_RSA_METHOD);
-		return -1;
-		}
-#endif
-	return(rsa->meth->rsa_pub_dec(flen, from, to, rsa, padding));
-	}
-
-int RSA_flags(const RSA *r)
-	{
-	return((r == NULL)?0:r->meth->flags);
-	}
-
-void RSA_blinding_off(RSA *rsa)
-	{
-	if (rsa->blinding != NULL)
-		{
-		BN_BLINDING_free(rsa->blinding);
-		rsa->blinding=NULL;
-		}
-	rsa->flags &= ~RSA_FLAG_BLINDING;
-	rsa->flags |= RSA_FLAG_NO_BLINDING;
-	}
-
-int RSA_blinding_on(RSA *rsa, BN_CTX *ctx)
-	{
-	int ret=0;
-
-	if (rsa->blinding != NULL)
-		RSA_blinding_off(rsa);
-
-	rsa->blinding = RSA_setup_blinding(rsa, ctx);
-	if (rsa->blinding == NULL)
-		goto err;
-
-	rsa->flags |= RSA_FLAG_BLINDING;
-	rsa->flags &= ~RSA_FLAG_NO_BLINDING;
-	ret=1;
-err:
-	return(ret);
-	}
-
-static BIGNUM *rsa_get_public_exp(const BIGNUM *d, const BIGNUM *p,
-	const BIGNUM *q, BN_CTX *ctx)
-{
-	BIGNUM *ret = NULL, *r0, *r1, *r2;
-
-	if (d == NULL || p == NULL || q == NULL)
-		return NULL;
-
-	BN_CTX_start(ctx);
-	r0 = BN_CTX_get(ctx);
-	r1 = BN_CTX_get(ctx);
-	r2 = BN_CTX_get(ctx);
-	if (r2 == NULL)
-		goto err;
-
-	if (!BN_sub(r1, p, BN_value_one())) goto err;
-	if (!BN_sub(r2, q, BN_value_one())) goto err;
-	if (!BN_mul(r0, r1, r2, ctx)) goto err;
-
-	ret = BN_mod_inverse(NULL, d, r0, ctx);
-err:
-	BN_CTX_end(ctx);
-	return ret;
-}
-
-BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *in_ctx)
-{
-	BIGNUM local_n;
-	BIGNUM *e,*n;
-	BN_CTX *ctx;
-	BN_BLINDING *ret = NULL;
-
-	if (in_ctx == NULL)
-		{
-		if ((ctx = BN_CTX_new()) == NULL) return 0;
-		}
-	else
-		ctx = in_ctx;
-
-	BN_CTX_start(ctx);
-	e  = BN_CTX_get(ctx);
-	if (e == NULL)
-		{
-		RSAerr(RSA_F_RSA_SETUP_BLINDING, ERR_R_MALLOC_FAILURE);
-		goto err;
-		}
-
-	if (rsa->e == NULL)
-		{
-		e = rsa_get_public_exp(rsa->d, rsa->p, rsa->q, ctx);
-		if (e == NULL)
-			{
-			RSAerr(RSA_F_RSA_SETUP_BLINDING, RSA_R_NO_PUBLIC_EXPONENT);
-			goto err;
-			}
-		}
-	else
-		e = rsa->e;
-
-	
-	if ((RAND_status() == 0) && rsa->d != NULL && rsa->d->d != NULL)
-		{
-		/* if PRNG is not properly seeded, resort to secret
-		 * exponent as unpredictable seed */
-		RAND_add(rsa->d->d, rsa->d->dmax * sizeof rsa->d->d[0], 0.0);
-		}
-
-	if (!(rsa->flags & RSA_FLAG_NO_CONSTTIME))
-		{
-		/* Set BN_FLG_CONSTTIME flag */
-		n = &local_n;
-		BN_with_flags(n, rsa->n, BN_FLG_CONSTTIME);
-		}
-	else
-		n = rsa->n;
-
-	ret = BN_BLINDING_create_param(NULL, e, n, ctx,
-			rsa->meth->bn_mod_exp, rsa->_method_mod_n);
-	if (ret == NULL)
-		{
-		RSAerr(RSA_F_RSA_SETUP_BLINDING, ERR_R_BN_LIB);
-		goto err;
-		}
-	CRYPTO_THREADID_current(BN_BLINDING_thread_id(ret));
-err:
-	BN_CTX_end(ctx);
-	if (in_ctx == NULL)
-		BN_CTX_free(ctx);
-	if(rsa->e == NULL)
-		BN_free(e);
-
-	return ret;
-}