X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=crypto%2Fec%2Fec_asn1.c;h=3b0ba2eaa301fc9004bf006f09479cd36c319253;hb=60b350a3ef96;hp=b2ae8927a373646cc3d3751cda5e5d26d4bcb0b1;hpb=c47188499631a0ff07740853d60f2196a147eed9;p=oweals%2Fopenssl.git diff --git a/crypto/ec/ec_asn1.c b/crypto/ec/ec_asn1.c index b2ae8927a3..3b0ba2eaa3 100644 --- a/crypto/ec/ec_asn1.c +++ b/crypto/ec/ec_asn1.c @@ -250,7 +250,7 @@ ASN1_SEQUENCE(ECPARAMETERS) = { ASN1_SIMPLE(ECPARAMETERS, base, ASN1_OCTET_STRING), ASN1_SIMPLE(ECPARAMETERS, order, ASN1_INTEGER), ASN1_OPT(ECPARAMETERS, cofactor, ASN1_INTEGER) -} static_ASN1_SEQUENCE_END(ECPARAMETERS) +} ASN1_SEQUENCE_END(ECPARAMETERS) DECLARE_ASN1_ALLOC_FUNCTIONS(ECPARAMETERS) IMPLEMENT_ASN1_ALLOC_FUNCTIONS(ECPARAMETERS) @@ -259,7 +259,7 @@ ASN1_CHOICE(ECPKPARAMETERS) = { ASN1_SIMPLE(ECPKPARAMETERS, value.named_curve, ASN1_OBJECT), ASN1_SIMPLE(ECPKPARAMETERS, value.parameters, ECPARAMETERS), ASN1_SIMPLE(ECPKPARAMETERS, value.implicitlyCA, ASN1_NULL) -} static_ASN1_CHOICE_END(ECPKPARAMETERS) +} ASN1_CHOICE_END(ECPKPARAMETERS) DECLARE_ASN1_FUNCTIONS_const(ECPKPARAMETERS) DECLARE_ASN1_ENCODE_FUNCTIONS_const(ECPKPARAMETERS, ECPKPARAMETERS) @@ -282,28 +282,6 @@ IMPLEMENT_ASN1_FUNCTIONS_const(EC_PRIVATEKEY) static int ec_asn1_group2fieldid(const EC_GROUP *, X9_62_FIELDID *); /* ec_asn1_group2curve() sets the values in a X9_62_CURVE object */ static int ec_asn1_group2curve(const EC_GROUP *, X9_62_CURVE *); -/* - * ec_asn1_parameters2group() creates a EC_GROUP object from a ECPARAMETERS - * object - */ -static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *); -/* - * ec_asn1_group2parameters() creates a ECPARAMETERS object from a EC_GROUP - * object - */ -static ECPARAMETERS *ec_asn1_group2parameters(const EC_GROUP *, - ECPARAMETERS *); -/* - * ec_asn1_pkparameters2group() creates a EC_GROUP object from a - * ECPKPARAMETERS object - */ -static EC_GROUP *ec_asn1_pkparameters2group(const ECPKPARAMETERS *); -/* - * ec_asn1_group2pkparameters() creates a ECPKPARAMETERS object from a - * EC_GROUP object - */ -static ECPKPARAMETERS *ec_asn1_group2pkparameters(const EC_GROUP *, - ECPKPARAMETERS *); /* the function definitions */ @@ -535,8 +513,8 @@ static int ec_asn1_group2curve(const EC_GROUP *group, X9_62_CURVE *curve) return (ok); } -static ECPARAMETERS *ec_asn1_group2parameters(const EC_GROUP *group, - ECPARAMETERS *param) +ECPARAMETERS *EC_GROUP_get_ecparameters(const EC_GROUP *group, + ECPARAMETERS *params) { size_t len = 0; ECPARAMETERS *ret = NULL; @@ -545,32 +523,32 @@ static ECPARAMETERS *ec_asn1_group2parameters(const EC_GROUP *group, const EC_POINT *point = NULL; point_conversion_form_t form; - if (param == NULL) { + if (params == NULL) { if ((ret = ECPARAMETERS_new()) == NULL) { - ECerr(EC_F_EC_ASN1_GROUP2PARAMETERS, ERR_R_MALLOC_FAILURE); + ECerr(EC_F_EC_GROUP_GET_ECPARAMETERS, ERR_R_MALLOC_FAILURE); goto err; } } else - ret = param; + ret = params; /* set the version (always one) */ ret->version = (long)0x1; /* set the fieldID */ if (!ec_asn1_group2fieldid(group, ret->fieldID)) { - ECerr(EC_F_EC_ASN1_GROUP2PARAMETERS, ERR_R_EC_LIB); + ECerr(EC_F_EC_GROUP_GET_ECPARAMETERS, ERR_R_EC_LIB); goto err; } /* set the curve */ if (!ec_asn1_group2curve(group, ret->curve)) { - ECerr(EC_F_EC_ASN1_GROUP2PARAMETERS, ERR_R_EC_LIB); + ECerr(EC_F_EC_GROUP_GET_ECPARAMETERS, ERR_R_EC_LIB); goto err; } /* set the base point */ if ((point = EC_GROUP_get0_generator(group)) == NULL) { - ECerr(EC_F_EC_ASN1_GROUP2PARAMETERS, EC_R_UNDEFINED_GENERATOR); + ECerr(EC_F_EC_GROUP_GET_ECPARAMETERS, EC_R_UNDEFINED_GENERATOR); goto err; } @@ -578,27 +556,27 @@ static ECPARAMETERS *ec_asn1_group2parameters(const EC_GROUP *group, len = EC_POINT_point2buf(group, point, form, &buffer, NULL); if (len == 0) { - ECerr(EC_F_EC_ASN1_GROUP2PARAMETERS, ERR_R_EC_LIB); + ECerr(EC_F_EC_GROUP_GET_ECPARAMETERS, ERR_R_EC_LIB); goto err; } if (ret->base == NULL && (ret->base = ASN1_OCTET_STRING_new()) == NULL) { - ECerr(EC_F_EC_ASN1_GROUP2PARAMETERS, ERR_R_MALLOC_FAILURE); + ECerr(EC_F_EC_GROUP_GET_ECPARAMETERS, ERR_R_MALLOC_FAILURE); goto err; } if (!ASN1_OCTET_STRING_set(ret->base, buffer, len)) { - ECerr(EC_F_EC_ASN1_GROUP2PARAMETERS, ERR_R_ASN1_LIB); + ECerr(EC_F_EC_GROUP_GET_ECPARAMETERS, ERR_R_ASN1_LIB); goto err; } /* set the order */ tmp = EC_GROUP_get0_order(group); if (tmp == NULL) { - ECerr(EC_F_EC_ASN1_GROUP2PARAMETERS, ERR_R_EC_LIB); + ECerr(EC_F_EC_GROUP_GET_ECPARAMETERS, ERR_R_EC_LIB); goto err; } ret->order = BN_to_ASN1_INTEGER(tmp, ret->order); if (ret->order == NULL) { - ECerr(EC_F_EC_ASN1_GROUP2PARAMETERS, ERR_R_ASN1_LIB); + ECerr(EC_F_EC_GROUP_GET_ECPARAMETERS, ERR_R_ASN1_LIB); goto err; } @@ -607,7 +585,7 @@ static ECPARAMETERS *ec_asn1_group2parameters(const EC_GROUP *group, if (tmp != NULL) { ret->cofactor = BN_to_ASN1_INTEGER(tmp, ret->cofactor); if (ret->cofactor == NULL) { - ECerr(EC_F_EC_ASN1_GROUP2PARAMETERS, ERR_R_ASN1_LIB); + ECerr(EC_F_EC_GROUP_GET_ECPARAMETERS, ERR_R_ASN1_LIB); goto err; } } @@ -615,21 +593,21 @@ static ECPARAMETERS *ec_asn1_group2parameters(const EC_GROUP *group, return ret; err: - if (!param) + if (params == NULL) ECPARAMETERS_free(ret); OPENSSL_free(buffer); return NULL; } -ECPKPARAMETERS *ec_asn1_group2pkparameters(const EC_GROUP *group, - ECPKPARAMETERS *params) +ECPKPARAMETERS *EC_GROUP_get_ecpkparameters(const EC_GROUP *group, + ECPKPARAMETERS *params) { int ok = 1, tmp; ECPKPARAMETERS *ret = params; if (ret == NULL) { if ((ret = ECPKPARAMETERS_new()) == NULL) { - ECerr(EC_F_EC_ASN1_GROUP2PKPARAMETERS, ERR_R_MALLOC_FAILURE); + ECerr(EC_F_EC_GROUP_GET_ECPKPARAMETERS, ERR_R_MALLOC_FAILURE); return NULL; } } else { @@ -655,7 +633,7 @@ ECPKPARAMETERS *ec_asn1_group2pkparameters(const EC_GROUP *group, /* use the ECPARAMETERS structure */ ret->type = 1; if ((ret->value.parameters = - ec_asn1_group2parameters(group, NULL)) == NULL) + EC_GROUP_get_ecparameters(group, NULL)) == NULL) ok = 0; } @@ -666,7 +644,7 @@ ECPKPARAMETERS *ec_asn1_group2pkparameters(const EC_GROUP *group, return ret; } -static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) +EC_GROUP *EC_GROUP_new_from_ecparameters(const ECPARAMETERS *params) { int ok = 0, tmp; EC_GROUP *ret = NULL; @@ -676,7 +654,7 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) if (!params->fieldID || !params->fieldID->fieldType || !params->fieldID->p.ptr) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_ASN1_ERROR); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR); goto err; } @@ -684,17 +662,17 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) if (!params->curve || !params->curve->a || !params->curve->a->data || !params->curve->b || !params->curve->b->data) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_ASN1_ERROR); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR); goto err; } a = BN_bin2bn(params->curve->a->data, params->curve->a->length, NULL); if (a == NULL) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, ERR_R_BN_LIB); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_BN_LIB); goto err; } b = BN_bin2bn(params->curve->b->data, params->curve->b->length, NULL); if (b == NULL) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, ERR_R_BN_LIB); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_BN_LIB); goto err; } @@ -703,7 +681,7 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) if (tmp == NID_X9_62_characteristic_two_field) #ifdef OPENSSL_NO_EC2M { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_GF2M_NOT_SUPPORTED); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_GF2M_NOT_SUPPORTED); goto err; } #else @@ -714,12 +692,12 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) field_bits = char_two->m; if (field_bits > OPENSSL_ECC_MAX_FIELD_BITS) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_FIELD_TOO_LARGE); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_FIELD_TOO_LARGE); goto err; } if ((p = BN_new()) == NULL) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, ERR_R_MALLOC_FAILURE); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_MALLOC_FAILURE); goto err; } @@ -730,14 +708,14 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) long tmp_long; if (!char_two->p.tpBasis) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_ASN1_ERROR); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR); goto err; } tmp_long = ASN1_INTEGER_get(char_two->p.tpBasis); if (!(char_two->m > tmp_long && tmp_long > 0)) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_INVALID_TRINOMIAL_BASIS); goto err; } @@ -754,14 +732,14 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) penta = char_two->p.ppBasis; if (!penta) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_ASN1_ERROR); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR); goto err; } if (! (char_two->m > penta->k3 && penta->k3 > penta->k2 && penta->k2 > penta->k1 && penta->k1 > 0)) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_INVALID_PENTANOMIAL_BASIS); goto err; } @@ -778,11 +756,11 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) if (!BN_set_bit(p, 0)) goto err; } else if (tmp == NID_X9_62_onBasis) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_NOT_IMPLEMENTED); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_NOT_IMPLEMENTED); goto err; } else { /* error */ - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_ASN1_ERROR); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR); goto err; } @@ -794,35 +772,35 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) /* we have a curve over a prime field */ /* extract the prime number */ if (!params->fieldID->p.prime) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_ASN1_ERROR); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR); goto err; } p = ASN1_INTEGER_to_BN(params->fieldID->p.prime, NULL); if (p == NULL) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, ERR_R_ASN1_LIB); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_ASN1_LIB); goto err; } if (BN_is_negative(p) || BN_is_zero(p)) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_INVALID_FIELD); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_INVALID_FIELD); goto err; } field_bits = BN_num_bits(p); if (field_bits > OPENSSL_ECC_MAX_FIELD_BITS) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_FIELD_TOO_LARGE); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_FIELD_TOO_LARGE); goto err; } /* create the EC_GROUP structure */ ret = EC_GROUP_new_curve_GFp(p, a, b, NULL); } else { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_INVALID_FIELD); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_INVALID_FIELD); goto err; } if (ret == NULL) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, ERR_R_EC_LIB); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_EC_LIB); goto err; } @@ -830,7 +808,7 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) if (params->curve->seed != NULL) { OPENSSL_free(ret->seed); if ((ret->seed = OPENSSL_malloc(params->curve->seed->length)) == NULL) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, ERR_R_MALLOC_FAILURE); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_MALLOC_FAILURE); goto err; } memcpy(ret->seed, params->curve->seed->data, @@ -839,7 +817,7 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) } if (!params->order || !params->base || !params->base->data) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_ASN1_ERROR); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_ASN1_ERROR); goto err; } @@ -853,21 +831,21 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) /* extract the ec point */ if (!EC_POINT_oct2point(ret, point, params->base->data, params->base->length, NULL)) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, ERR_R_EC_LIB); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_EC_LIB); goto err; } /* extract the order */ if ((a = ASN1_INTEGER_to_BN(params->order, a)) == NULL) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, ERR_R_ASN1_LIB); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_ASN1_LIB); goto err; } if (BN_is_negative(a) || BN_is_zero(a)) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_INVALID_GROUP_ORDER); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_INVALID_GROUP_ORDER); goto err; } if (BN_num_bits(a) > (int)field_bits + 1) { /* Hasse bound */ - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, EC_R_INVALID_GROUP_ORDER); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, EC_R_INVALID_GROUP_ORDER); goto err; } @@ -876,12 +854,12 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) BN_free(b); b = NULL; } else if ((b = ASN1_INTEGER_to_BN(params->cofactor, b)) == NULL) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, ERR_R_ASN1_LIB); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_ASN1_LIB); goto err; } /* set the generator, order and cofactor (if present) */ if (!EC_GROUP_set_generator(ret, point, a, b)) { - ECerr(EC_F_EC_ASN1_PARAMETERS2GROUP, ERR_R_EC_LIB); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPARAMETERS, ERR_R_EC_LIB); goto err; } @@ -900,36 +878,36 @@ static EC_GROUP *ec_asn1_parameters2group(const ECPARAMETERS *params) return (ret); } -EC_GROUP *ec_asn1_pkparameters2group(const ECPKPARAMETERS *params) +EC_GROUP *EC_GROUP_new_from_ecpkparameters(const ECPKPARAMETERS *params) { EC_GROUP *ret = NULL; int tmp = 0; if (params == NULL) { - ECerr(EC_F_EC_ASN1_PKPARAMETERS2GROUP, EC_R_MISSING_PARAMETERS); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPKPARAMETERS, EC_R_MISSING_PARAMETERS); return NULL; } if (params->type == 0) { /* the curve is given by an OID */ tmp = OBJ_obj2nid(params->value.named_curve); if ((ret = EC_GROUP_new_by_curve_name(tmp)) == NULL) { - ECerr(EC_F_EC_ASN1_PKPARAMETERS2GROUP, + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPKPARAMETERS, EC_R_EC_GROUP_NEW_BY_NAME_FAILURE); return NULL; } EC_GROUP_set_asn1_flag(ret, OPENSSL_EC_NAMED_CURVE); } else if (params->type == 1) { /* the parameters are given by a * ECPARAMETERS structure */ - ret = ec_asn1_parameters2group(params->value.parameters); + ret = EC_GROUP_new_from_ecparameters(params->value.parameters); if (!ret) { - ECerr(EC_F_EC_ASN1_PKPARAMETERS2GROUP, ERR_R_EC_LIB); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPKPARAMETERS, ERR_R_EC_LIB); return NULL; } EC_GROUP_set_asn1_flag(ret, 0x0); } else if (params->type == 2) { /* implicitlyCA */ return NULL; } else { - ECerr(EC_F_EC_ASN1_PKPARAMETERS2GROUP, EC_R_ASN1_ERROR); + ECerr(EC_F_EC_GROUP_NEW_FROM_ECPKPARAMETERS, EC_R_ASN1_ERROR); return NULL; } @@ -950,7 +928,7 @@ EC_GROUP *d2i_ECPKParameters(EC_GROUP **a, const unsigned char **in, long len) return NULL; } - if ((group = ec_asn1_pkparameters2group(params)) == NULL) { + if ((group = EC_GROUP_new_from_ecpkparameters(params)) == NULL) { ECerr(EC_F_D2I_ECPKPARAMETERS, EC_R_PKPARAMETERS2GROUP_FAILURE); ECPKPARAMETERS_free(params); return NULL; @@ -969,7 +947,7 @@ EC_GROUP *d2i_ECPKParameters(EC_GROUP **a, const unsigned char **in, long len) int i2d_ECPKParameters(const EC_GROUP *a, unsigned char **out) { int ret = 0; - ECPKPARAMETERS *tmp = ec_asn1_group2pkparameters(a, NULL); + ECPKPARAMETERS *tmp = EC_GROUP_get_ecpkparameters(a, NULL); if (tmp == NULL) { ECerr(EC_F_I2D_ECPKPARAMETERS, EC_R_GROUP2PKPARAMETERS_FAILURE); return 0; @@ -1006,7 +984,7 @@ EC_KEY *d2i_ECPrivateKey(EC_KEY **a, const unsigned char **in, long len) if (priv_key->parameters) { EC_GROUP_clear_free(ret->group); - ret->group = ec_asn1_pkparameters2group(priv_key->parameters); + ret->group = EC_GROUP_new_from_ecpkparameters(priv_key->parameters); } if (ret->group == NULL) { @@ -1097,7 +1075,7 @@ int i2d_ECPrivateKey(EC_KEY *a, unsigned char **out) if (!(a->enc_flag & EC_PKEY_NO_PARAMETERS)) { if ((priv_key->parameters = - ec_asn1_group2pkparameters(a->group, + EC_GROUP_get_ecpkparameters(a->group, priv_key->parameters)) == NULL) { ECerr(EC_F_I2D_ECPRIVATEKEY, ERR_R_EC_LIB); goto err;