diff options
Diffstat (limited to 'openssl/crypto/ec/ec_oct.c')
| -rw-r--r-- | openssl/crypto/ec/ec_oct.c | 223 |
1 files changed, 108 insertions, 115 deletions
diff --git a/openssl/crypto/ec/ec_oct.c b/openssl/crypto/ec/ec_oct.c index fd9db0798..040c414a3 100644 --- a/openssl/crypto/ec/ec_oct.c +++ b/openssl/crypto/ec/ec_oct.c @@ -10,7 +10,7 @@ * 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 @@ -57,7 +57,7 @@ */ /* ==================================================================== * 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. */ @@ -68,132 +68,125 @@ #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); +} |