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SKF Wrapper

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This commit is contained in:
Zhi Guan
2016-05-29 00:22:33 +02:00
parent 0cf9126a7d
commit ee4384daeb
142 changed files with 9469 additions and 6750 deletions
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8
crypto/sm2/sm2_kap.c
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@@ -202,33 +202,27 @@ int SM2_update_public_key(EC_KEY *ec_key, const EC_POINT *pub_key)
if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) == NID_X9_62_prime_field) {
if (!EC_POINT_get_affine_coordinates_GFp(group, pub_key, x, NULL, bn_ctx)) {
SM2err(SM2_F_SM2_KAP_COMPUTE_KEY, ERR_R_EC_LIB);
goto end;
}
} else {
if (!EC_POINT_get_affine_coordinates_GF2m(group, pub_key, x, NULL, bn_ctx)) {
SM2err(SM2_F_SM2_KAP_COMPUTE_KEY, ERR_R_EC_LIB);
goto end;
}
}
if (!BN_nnmod(x, x, ctx->two_pow_w, bn_ctx)) {
SM2err(SM2_F_SM2_KAP_PREPARE, ERR_R_BN_LIB);
goto end;
}
if (!BN_add(x, x, ctx->two_pow_w)) {
SM2err(SM2_F_SM2_KAP_PREPARE, ERR_R_BN_LIB);
goto end;
}
if (!BN_mod_mul(ctx->t, x, r, ctx->order, ctx->bn_ctx)) {
SM2err(SM2_F_SM2_KAP_PREPARE, ERR_R_BN_LIB);
goto end;
}
if (!EC_POINT_mul(group, point, NULL, point, x, ctx->bn_ctx)) {
SM2err(SM2_F_SM2_KAP_COMPUTE_KEY, ERR_R_EC_LIB);
goto end;
}
@@ -648,12 +642,10 @@ int SM2_KAP_final_check(SM2_KAP_CTX *ctx, const unsigned char *checksum,
if (ctx->do_checksum) {
if (checksumlen != EVP_MD_size(ctx->checksum_md)) {
SM2err(SM2_F_SM2_KAP_FINAL_CHECK, 0);
return 0;
}
if (memcmp(ctx->checksum, checksum, checksumlen)) {
SM2err(SM2_F_SM2_KAP_COMPUTE_KEY, ERR_R_EC_LIB);
return 0;
}