* are met:
*
* 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
+ * 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
*/
/* ====================================================================
* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
- * Binary polynomial ECC support in OpenSSL originally developed by
+ * Binary polynomial ECC support in OpenSSL originally developed by
* SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
*/
#include "ec_lcl.h"
-int EC_POINT_set_compressed_coordinates_GFp(const EC_GROUP *group, EC_POINT *point,
- const BIGNUM *x, int y_bit, BN_CTX *ctx)
- {
- if (group->meth->point_set_compressed_coordinates == 0
- && !(group->meth->flags & EC_FLAGS_DEFAULT_OCT))
- {
- ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
- return 0;
- }
- if (group->meth != point->meth)
- {
- ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP, EC_R_INCOMPATIBLE_OBJECTS);
- return 0;
- }
- if(group->meth->flags & EC_FLAGS_DEFAULT_OCT)
- {
- if (group->meth->field_type == NID_X9_62_prime_field)
- return ec_GFp_simple_set_compressed_coordinates(
- group, point, x, y_bit, ctx);
- else
+int EC_POINT_set_compressed_coordinates_GFp(const EC_GROUP *group,
+ EC_POINT *point, const BIGNUM *x,
+ int y_bit, BN_CTX *ctx)
+{
+ if (group->meth->point_set_compressed_coordinates == 0
+ && !(group->meth->flags & EC_FLAGS_DEFAULT_OCT)) {
+ ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP,
+ ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ return 0;
+ }
+ if (group->meth != point->meth) {
+ ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP,
+ EC_R_INCOMPATIBLE_OBJECTS);
+ return 0;
+ }
+ if (group->meth->flags & EC_FLAGS_DEFAULT_OCT) {
+ if (group->meth->field_type == NID_X9_62_prime_field)
+ return ec_GFp_simple_set_compressed_coordinates(group, point, x,
+ y_bit, ctx);
+ else
#ifdef OPENSSL_NO_EC2M
- {
- ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP, EC_R_GF2M_NOT_SUPPORTED);
- return 0;
- }
+ {
+ ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GFP,
+ EC_R_GF2M_NOT_SUPPORTED);
+ return 0;
+ }
#else
- return ec_GF2m_simple_set_compressed_coordinates(
- group, point, x, y_bit, ctx);
+ return ec_GF2m_simple_set_compressed_coordinates(group, point, x,
+ y_bit, ctx);
#endif
- }
- return group->meth->point_set_compressed_coordinates(group, point, x, y_bit, ctx);
- }
+ }
+ return group->meth->point_set_compressed_coordinates(group, point, x,
+ y_bit, ctx);
+}
#ifndef OPENSSL_NO_EC2M
-int EC_POINT_set_compressed_coordinates_GF2m(const EC_GROUP *group, EC_POINT *point,
- const BIGNUM *x, int y_bit, BN_CTX *ctx)
- {
- if (group->meth->point_set_compressed_coordinates == 0
- && !(group->meth->flags & EC_FLAGS_DEFAULT_OCT))
- {
- ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GF2M, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
- return 0;
- }
- if (group->meth != point->meth)
- {
- ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GF2M, EC_R_INCOMPATIBLE_OBJECTS);
- return 0;
- }
- if(group->meth->flags & EC_FLAGS_DEFAULT_OCT)
- {
- if (group->meth->field_type == NID_X9_62_prime_field)
- return ec_GFp_simple_set_compressed_coordinates(
- group, point, x, y_bit, ctx);
- else
- return ec_GF2m_simple_set_compressed_coordinates(
- group, point, x, y_bit, ctx);
- }
- return group->meth->point_set_compressed_coordinates(group, point, x, y_bit, ctx);
- }
+int EC_POINT_set_compressed_coordinates_GF2m(const EC_GROUP *group,
+ EC_POINT *point, const BIGNUM *x,
+ int y_bit, BN_CTX *ctx)
+{
+ if (group->meth->point_set_compressed_coordinates == 0
+ && !(group->meth->flags & EC_FLAGS_DEFAULT_OCT)) {
+ ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GF2M,
+ ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ return 0;
+ }
+ if (group->meth != point->meth) {
+ ECerr(EC_F_EC_POINT_SET_COMPRESSED_COORDINATES_GF2M,
+ EC_R_INCOMPATIBLE_OBJECTS);
+ return 0;
+ }
+ if (group->meth->flags & EC_FLAGS_DEFAULT_OCT) {
+ if (group->meth->field_type == NID_X9_62_prime_field)
+ return ec_GFp_simple_set_compressed_coordinates(group, point, x,
+ y_bit, ctx);
+ else
+ return ec_GF2m_simple_set_compressed_coordinates(group, point, x,
+ y_bit, ctx);
+ }
+ return group->meth->point_set_compressed_coordinates(group, point, x,
+ y_bit, ctx);
+}
#endif
-size_t EC_POINT_point2oct(const EC_GROUP *group, const EC_POINT *point, point_conversion_form_t form,
- unsigned char *buf, size_t len, BN_CTX *ctx)
- {
- if (group->meth->point2oct == 0
- && !(group->meth->flags & EC_FLAGS_DEFAULT_OCT))
- {
- ECerr(EC_F_EC_POINT_POINT2OCT, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
- return 0;
- }
- if (group->meth != point->meth)
- {
- ECerr(EC_F_EC_POINT_POINT2OCT, EC_R_INCOMPATIBLE_OBJECTS);
- return 0;
- }
- if(group->meth->flags & EC_FLAGS_DEFAULT_OCT)
- {
- if (group->meth->field_type == NID_X9_62_prime_field)
- return ec_GFp_simple_point2oct(group, point,
- form, buf, len, ctx);
- else
+size_t EC_POINT_point2oct(const EC_GROUP *group, const EC_POINT *point,
+ point_conversion_form_t form, unsigned char *buf,
+ size_t len, BN_CTX *ctx)
+{
+ if (group->meth->point2oct == 0
+ && !(group->meth->flags & EC_FLAGS_DEFAULT_OCT)) {
+ ECerr(EC_F_EC_POINT_POINT2OCT, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ return 0;
+ }
+ if (group->meth != point->meth) {
+ ECerr(EC_F_EC_POINT_POINT2OCT, EC_R_INCOMPATIBLE_OBJECTS);
+ return 0;
+ }
+ if (group->meth->flags & EC_FLAGS_DEFAULT_OCT) {
+ if (group->meth->field_type == NID_X9_62_prime_field)
+ return ec_GFp_simple_point2oct(group, point, form, buf, len, ctx);
+ else
#ifdef OPENSSL_NO_EC2M
- {
- ECerr(EC_F_EC_POINT_POINT2OCT, EC_R_GF2M_NOT_SUPPORTED);
- return 0;
- }
+ {
+ ECerr(EC_F_EC_POINT_POINT2OCT, EC_R_GF2M_NOT_SUPPORTED);
+ return 0;
+ }
#else
- return ec_GF2m_simple_point2oct(group, point,
- form, buf, len, ctx);
+ return ec_GF2m_simple_point2oct(group, point,
+ form, buf, len, ctx);
#endif
- }
-
- return group->meth->point2oct(group, point, form, buf, len, ctx);
- }
+ }
+ return group->meth->point2oct(group, point, form, buf, len, ctx);
+}
int EC_POINT_oct2point(const EC_GROUP *group, EC_POINT *point,
- const unsigned char *buf, size_t len, BN_CTX *ctx)
- {
- if (group->meth->oct2point == 0
- && !(group->meth->flags & EC_FLAGS_DEFAULT_OCT))
- {
- ECerr(EC_F_EC_POINT_OCT2POINT, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
- return 0;
- }
- if (group->meth != point->meth)
- {
- ECerr(EC_F_EC_POINT_OCT2POINT, EC_R_INCOMPATIBLE_OBJECTS);
- return 0;
- }
- if(group->meth->flags & EC_FLAGS_DEFAULT_OCT)
- {
- if (group->meth->field_type == NID_X9_62_prime_field)
- return ec_GFp_simple_oct2point(group, point,
- buf, len, ctx);
- else
+ const unsigned char *buf, size_t len, BN_CTX *ctx)
+{
+ if (group->meth->oct2point == 0
+ && !(group->meth->flags & EC_FLAGS_DEFAULT_OCT)) {
+ ECerr(EC_F_EC_POINT_OCT2POINT, ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);
+ return 0;
+ }
+ if (group->meth != point->meth) {
+ ECerr(EC_F_EC_POINT_OCT2POINT, EC_R_INCOMPATIBLE_OBJECTS);
+ return 0;
+ }
+ if (group->meth->flags & EC_FLAGS_DEFAULT_OCT) {
+ if (group->meth->field_type == NID_X9_62_prime_field)
+ return ec_GFp_simple_oct2point(group, point, buf, len, ctx);
+ else
#ifdef OPENSSL_NO_EC2M
- {
- ECerr(EC_F_EC_POINT_OCT2POINT, EC_R_GF2M_NOT_SUPPORTED);
- return 0;
- }
+ {
+ ECerr(EC_F_EC_POINT_OCT2POINT, EC_R_GF2M_NOT_SUPPORTED);
+ return 0;
+ }
#else
- return ec_GF2m_simple_oct2point(group, point,
- buf, len, ctx);
+ return ec_GF2m_simple_oct2point(group, point, buf, len, ctx);
#endif
- }
- return group->meth->oct2point(group, point, buf, len, ctx);
- }
-
+ }
+ return group->meth->oct2point(group, point, buf, len, ctx);
+}
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