Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/ec/ecp_mont.c

Index: openssl/crypto/ec/ecp_mont.c
diff --git a/openssl/crypto/ec/ecp_mont.c b/openssl/crypto/ec/ecp_mont.c
deleted file mode 100644
index f04f132c7ad689a444d539f7d3cdee185af52f83..0000000000000000000000000000000000000000
--- a/openssl/crypto/ec/ecp_mont.c
+++ /dev/null
@@ -1,322 +0,0 @@
-/* crypto/ec/ecp_mont.c */
-/*
- * Originally written by Bodo Moeller for the OpenSSL project.
- */
-/* ====================================================================
- * Copyright (c) 1998-2001 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
- *    openssl-core@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).
- *
- */
-/* ====================================================================
- * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
- * Portions of this software developed by SUN MICROSYSTEMS, INC.,
- * and contributed to the OpenSSL project.
- */
-
-#include <openssl/err.h>
-
-#ifdef OPENSSL_FIPS
-#include <openssl/fips.h>
-#endif
-
-#include "ec_lcl.h"
-
-
-const EC_METHOD *EC_GFp_mont_method(void)
-	{
-#ifdef OPENSSL_FIPS
-	return fips_ec_gfp_mont_method();
-#else
-	static const EC_METHOD ret = {
-		EC_FLAGS_DEFAULT_OCT,
-		NID_X9_62_prime_field,
-		ec_GFp_mont_group_init,
-		ec_GFp_mont_group_finish,
-		ec_GFp_mont_group_clear_finish,
-		ec_GFp_mont_group_copy,
-		ec_GFp_mont_group_set_curve,
-		ec_GFp_simple_group_get_curve,
-		ec_GFp_simple_group_get_degree,
-		ec_GFp_simple_group_check_discriminant,
-		ec_GFp_simple_point_init,
-		ec_GFp_simple_point_finish,
-		ec_GFp_simple_point_clear_finish,
-		ec_GFp_simple_point_copy,
-		ec_GFp_simple_point_set_to_infinity,
-		ec_GFp_simple_set_Jprojective_coordinates_GFp,
-		ec_GFp_simple_get_Jprojective_coordinates_GFp,
-		ec_GFp_simple_point_set_affine_coordinates,
-		ec_GFp_simple_point_get_affine_coordinates,
-		0,0,0,
-		ec_GFp_simple_add,
-		ec_GFp_simple_dbl,
-		ec_GFp_simple_invert,
-		ec_GFp_simple_is_at_infinity,
-		ec_GFp_simple_is_on_curve,
-		ec_GFp_simple_cmp,
-		ec_GFp_simple_make_affine,
-		ec_GFp_simple_points_make_affine,
-		0 /* mul */,
-		0 /* precompute_mult */,
-		0 /* have_precompute_mult */,	
-		ec_GFp_mont_field_mul,
-		ec_GFp_mont_field_sqr,
-		0 /* field_div */,
-		ec_GFp_mont_field_encode,
-		ec_GFp_mont_field_decode,
-		ec_GFp_mont_field_set_to_one };
-
-	return &ret;
-#endif
-	}
-
-
-int ec_GFp_mont_group_init(EC_GROUP *group)
-	{
-	int ok;
-
-	ok = ec_GFp_simple_group_init(group);
-	group->field_data1 = NULL;
-	group->field_data2 = NULL;
-	return ok;
-	}
-
-
-void ec_GFp_mont_group_finish(EC_GROUP *group)
-	{
-	if (group->field_data1 != NULL)
-		{
-		BN_MONT_CTX_free(group->field_data1);
-		group->field_data1 = NULL;
-		}
-	if (group->field_data2 != NULL)
-		{
-		BN_free(group->field_data2);
-		group->field_data2 = NULL;
-		}
-	ec_GFp_simple_group_finish(group);
-	}
-
-
-void ec_GFp_mont_group_clear_finish(EC_GROUP *group)
-	{
-	if (group->field_data1 != NULL)
-		{
-		BN_MONT_CTX_free(group->field_data1);
-		group->field_data1 = NULL;
-		}
-	if (group->field_data2 != NULL)
-		{
-		BN_clear_free(group->field_data2);
-		group->field_data2 = NULL;
-		}
-	ec_GFp_simple_group_clear_finish(group);
-	}
-
-
-int ec_GFp_mont_group_copy(EC_GROUP *dest, const EC_GROUP *src)
-	{
-	if (dest->field_data1 != NULL)
-		{
-		BN_MONT_CTX_free(dest->field_data1);
-		dest->field_data1 = NULL;
-		}
-	if (dest->field_data2 != NULL)
-		{
-		BN_clear_free(dest->field_data2);
-		dest->field_data2 = NULL;
-		}
-
-	if (!ec_GFp_simple_group_copy(dest, src)) return 0;
-
-	if (src->field_data1 != NULL)
-		{
-		dest->field_data1 = BN_MONT_CTX_new();
-		if (dest->field_data1 == NULL) return 0;
-		if (!BN_MONT_CTX_copy(dest->field_data1, src->field_data1)) goto err;
-		}
-	if (src->field_data2 != NULL)
-		{
-		dest->field_data2 = BN_dup(src->field_data2);
-		if (dest->field_data2 == NULL) goto err;
-		}
-
-	return 1;
-
- err:
-	if (dest->field_data1 != NULL)
-		{
-		BN_MONT_CTX_free(dest->field_data1);
-		dest->field_data1 = NULL;
-		}
-	return 0;	
-	}
-
-
-int ec_GFp_mont_group_set_curve(EC_GROUP *group, const BIGNUM *p, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)
-	{
-	BN_CTX *new_ctx = NULL;
-	BN_MONT_CTX *mont = NULL;
-	BIGNUM *one = NULL;
-	int ret = 0;
-
-	if (group->field_data1 != NULL)
-		{
-		BN_MONT_CTX_free(group->field_data1);
-		group->field_data1 = NULL;
-		}
-	if (group->field_data2 != NULL)
-		{
-		BN_free(group->field_data2);
-		group->field_data2 = NULL;
-		}
-	
-	if (ctx == NULL)
-		{
-		ctx = new_ctx = BN_CTX_new();
-		if (ctx == NULL)
-			return 0;
-		}
-
-	mont = BN_MONT_CTX_new();
-	if (mont == NULL) goto err;
-	if (!BN_MONT_CTX_set(mont, p, ctx))
-		{
-		ECerr(EC_F_EC_GFP_MONT_GROUP_SET_CURVE, ERR_R_BN_LIB);
-		goto err;
-		}
-	one = BN_new();
-	if (one == NULL) goto err;
-	if (!BN_to_montgomery(one, BN_value_one(), mont, ctx)) goto err;
-
-	group->field_data1 = mont;
-	mont = NULL;
-	group->field_data2 = one;
-	one = NULL;
-
-	ret = ec_GFp_simple_group_set_curve(group, p, a, b, ctx);
-
-	if (!ret)
-		{
-		BN_MONT_CTX_free(group->field_data1);
-		group->field_data1 = NULL;
-		BN_free(group->field_data2);
-		group->field_data2 = NULL;
-		}
-
- err:
-	if (new_ctx != NULL)
-		BN_CTX_free(new_ctx);
-	if (mont != NULL)
-		BN_MONT_CTX_free(mont);
-	return ret;
-	}
-
-
-int ec_GFp_mont_field_mul(const EC_GROUP *group, BIGNUM *r, const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx)
-	{
-	if (group->field_data1 == NULL)
-		{
-		ECerr(EC_F_EC_GFP_MONT_FIELD_MUL, EC_R_NOT_INITIALIZED);
-		return 0;
-		}
-
-	return BN_mod_mul_montgomery(r, a, b, group->field_data1, ctx);
-	}
-
-
-int ec_GFp_mont_field_sqr(const EC_GROUP *group, BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)
-	{
-	if (group->field_data1 == NULL)
-		{
-		ECerr(EC_F_EC_GFP_MONT_FIELD_SQR, EC_R_NOT_INITIALIZED);
-		return 0;
-		}
-
-	return BN_mod_mul_montgomery(r, a, a, group->field_data1, ctx);
-	}
-
-
-int ec_GFp_mont_field_encode(const EC_GROUP *group, BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)
-	{
-	if (group->field_data1 == NULL)
-		{
-		ECerr(EC_F_EC_GFP_MONT_FIELD_ENCODE, EC_R_NOT_INITIALIZED);
-		return 0;
-		}
-
-	return BN_to_montgomery(r, a, (BN_MONT_CTX *)group->field_data1, ctx);
-	}
-
-
-int ec_GFp_mont_field_decode(const EC_GROUP *group, BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)
-	{
-	if (group->field_data1 == NULL)
-		{
-		ECerr(EC_F_EC_GFP_MONT_FIELD_DECODE, EC_R_NOT_INITIALIZED);
-		return 0;
-		}
-
-	return BN_from_montgomery(r, a, group->field_data1, ctx);
-	}
-
-
-int ec_GFp_mont_field_set_to_one(const EC_GROUP *group, BIGNUM *r, BN_CTX *ctx)
-	{
-	if (group->field_data2 == NULL)
-		{
-		ECerr(EC_F_EC_GFP_MONT_FIELD_SET_TO_ONE, EC_R_NOT_INITIALIZED);
-		return 0;
-		}
-
-	if (!BN_copy(r, group->field_data2)) return 0;
-	return 1;
-	}