From 67326634496ef21b4acbf4cef2f05040d34aef9b Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Tue, 10 Apr 2012 11:41:26 +0200
Subject: Update to openssl-1.0.1

---
 openssl/crypto/ec/ec_key.c | 102 ++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 101 insertions(+), 1 deletion(-)

(limited to 'openssl/crypto/ec/ec_key.c')

diff --git a/openssl/crypto/ec/ec_key.c b/openssl/crypto/ec/ec_key.c
index 522802c07..bf9fd2dc2 100644
--- a/openssl/crypto/ec/ec_key.c
+++ b/openssl/crypto/ec/ec_key.c
@@ -64,7 +64,9 @@
 #include <string.h>
 #include "ec_lcl.h"
 #include <openssl/err.h>
-#include <string.h>
+#ifdef OPENSSL_FIPS
+#include <openssl/fips.h>
+#endif
 
 EC_KEY *EC_KEY_new(void)
 	{
@@ -78,6 +80,7 @@ EC_KEY *EC_KEY_new(void)
 		}
 
 	ret->version = 1;	
+	ret->flags = 0;
 	ret->group   = NULL;
 	ret->pub_key = NULL;
 	ret->priv_key= NULL;
@@ -197,6 +200,7 @@ EC_KEY *EC_KEY_copy(EC_KEY *dest, const EC_KEY *src)
 	dest->enc_flag  = src->enc_flag;
 	dest->conv_form = src->conv_form;
 	dest->version   = src->version;
+	dest->flags = src->flags;
 
 	return dest;
 	}
@@ -237,6 +241,11 @@ int EC_KEY_generate_key(EC_KEY *eckey)
 	BIGNUM	*priv_key = NULL, *order = NULL;
 	EC_POINT *pub_key = NULL;
 
+#ifdef OPENSSL_FIPS
+	if (FIPS_mode())
+		return FIPS_ec_key_generate_key(eckey);
+#endif
+
 	if (!eckey || !eckey->group)
 		{
 		ECerr(EC_F_EC_KEY_GENERATE_KEY, ERR_R_PASSED_NULL_PARAMETER);
@@ -371,6 +380,82 @@ err:
 	return(ok);
 	}
 
+int EC_KEY_set_public_key_affine_coordinates(EC_KEY *key, BIGNUM *x, BIGNUM *y)
+	{
+	BN_CTX *ctx = NULL;
+	BIGNUM *tx, *ty;
+	EC_POINT *point = NULL;
+	int ok = 0, tmp_nid, is_char_two = 0;
+
+	if (!key || !key->group || !x || !y)
+		{
+		ECerr(EC_F_EC_KEY_SET_PUBLIC_KEY_AFFINE_COORDINATES,
+						ERR_R_PASSED_NULL_PARAMETER);
+		return 0;
+		}
+	ctx = BN_CTX_new();
+	if (!ctx)
+		goto err;
+
+	point = EC_POINT_new(key->group);
+
+	if (!point)
+		goto err;
+
+	tmp_nid = EC_METHOD_get_field_type(EC_GROUP_method_of(key->group));
+
+        if (tmp_nid == NID_X9_62_characteristic_two_field)
+		is_char_two = 1;
+
+	tx = BN_CTX_get(ctx);
+	ty = BN_CTX_get(ctx);
+#ifndef OPENSSL_NO_EC2M
+	if (is_char_two)
+		{
+		if (!EC_POINT_set_affine_coordinates_GF2m(key->group, point,
+								x, y, ctx))
+			goto err;
+		if (!EC_POINT_get_affine_coordinates_GF2m(key->group, point,
+								tx, ty, ctx))
+			goto err;
+		}
+	else
+#endif
+		{
+		if (!EC_POINT_set_affine_coordinates_GFp(key->group, point,
+								x, y, ctx))
+			goto err;
+		if (!EC_POINT_get_affine_coordinates_GFp(key->group, point,
+								tx, ty, ctx))
+			goto err;
+		}
+	/* Check if retrieved coordinates match originals: if not values
+	 * are out of range.
+	 */
+	if (BN_cmp(x, tx) || BN_cmp(y, ty))
+		{
+		ECerr(EC_F_EC_KEY_SET_PUBLIC_KEY_AFFINE_COORDINATES,
+			EC_R_COORDINATES_OUT_OF_RANGE);
+		goto err;
+		}
+
+	if (!EC_KEY_set_public_key(key, point))
+		goto err;
+
+	if (EC_KEY_check_key(key) == 0)
+		goto err;
+
+	ok = 1;
+
+	err:
+	if (ctx)
+		BN_CTX_free(ctx);
+	if (point)
+		EC_POINT_free(point);
+	return ok;
+
+	}
+
 const EC_GROUP *EC_KEY_get0_group(const EC_KEY *key)
 	{
 	return key->group;
@@ -461,3 +546,18 @@ int EC_KEY_precompute_mult(EC_KEY *key, BN_CTX *ctx)
 		return 0;
 	return EC_GROUP_precompute_mult(key->group, ctx);
 	}
+
+int EC_KEY_get_flags(const EC_KEY *key)
+	{
+	return key->flags;
+	}
+
+void EC_KEY_set_flags(EC_KEY *key, int flags)
+	{
+	key->flags |= flags;
+	}
+
+void EC_KEY_clear_flags(EC_KEY *key, int flags)
+	{
+	key->flags &= ~flags;
+	}
-- 
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