Lines Matching refs:group
65 int EC_GROUP_get_basis_type(const EC_GROUP *group)
69 if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) !=
74 while (group->poly[i] != 0)
87 int EC_GROUP_get_trinomial_basis(const EC_GROUP *group, unsigned int *k)
89 if (group == NULL)
92 if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) !=
94 || !((group->poly[0] != 0) && (group->poly[1] != 0)
95 && (group->poly[2] == 0))) {
102 *k = group->poly[1];
107 int EC_GROUP_get_pentanomial_basis(const EC_GROUP *group, unsigned int *k1,
110 if (group == NULL)
113 if (EC_METHOD_get_field_type(EC_GROUP_method_of(group)) !=
115 || !((group->poly[0] != 0) && (group->poly[1] != 0)
116 && (group->poly[2] != 0) && (group->poly[3] != 0)
117 && (group->poly[4] == 0))) {
124 *k1 = group->poly[3];
126 *k2 = group->poly[2];
128 *k3 = group->poly[1];
311 static int ec_asn1_group2fieldid(const EC_GROUP *group, X9_62_FIELDID *field)
316 if (group == NULL || field == NULL)
325 nid = EC_METHOD_get_field_type(EC_GROUP_method_of(group));
338 if (!EC_GROUP_get_curve_GFp(group, tmp, NULL, NULL, NULL)) {
367 char_two->m = (long)EC_GROUP_get_degree(group);
369 field_type = EC_GROUP_get_basis_type(group);
384 if (!EC_GROUP_get_trinomial_basis(group, &k))
399 if (!EC_GROUP_get_pentanomial_basis(group, &k1, &k2, &k3))
431 static int ec_asn1_group2curve(const EC_GROUP *group, X9_62_CURVE *curve)
440 if (!group || !curve || !curve->a || !curve->b)
448 nid = EC_METHOD_get_field_type(EC_GROUP_method_of(group));
452 if (!EC_GROUP_get_curve_GFp(group, NULL, tmp_1, tmp_2, NULL)) {
460 if (!EC_GROUP_get_curve_GF2m(group, NULL, tmp_1, tmp_2, NULL)) {
509 if (group->seed) {
517 if (!ASN1_BIT_STRING_set(curve->seed, group->seed,
518 (int)group->seed_len)) {
542 static ECPARAMETERS *ec_asn1_group2parameters(const EC_GROUP *group,
570 if (!ec_asn1_group2fieldid(group, ret->fieldID)) {
576 if (!ec_asn1_group2curve(group, ret->curve)) {
582 if ((point = EC_GROUP_get0_generator(group)) == NULL) {
587 form = EC_GROUP_get_point_conversion_form(group);
589 len = EC_POINT_point2oct(group, point, form, NULL, len, NULL);
598 if (!EC_POINT_point2oct(group, point, form, buffer, len, NULL)) {
612 if (!EC_GROUP_get_order(group, tmp, NULL)) {
623 if (EC_GROUP_get_cofactor(group, tmp, NULL)) {
645 ECPKPARAMETERS *ec_asn1_group2pkparameters(const EC_GROUP *group,
663 if (EC_GROUP_get_asn1_flag(group)) {
667 tmp = EC_GROUP_get_curve_name(group);
679 ec_asn1_group2parameters(group, NULL)) == NULL)
971 EC_GROUP *group = NULL;
980 if ((group = ec_asn1_pkparameters2group(params)) == NULL) {
989 *a = group;
992 return (group);
1034 if (ret->group)
1035 EC_GROUP_clear_free(ret->group);
1036 ret->group = ec_asn1_pkparameters2group(priv_key->parameters);
1039 if (ret->group == NULL) {
1061 ret->pub_key = EC_POINT_new(ret->group);
1082 if (!EC_POINT_oct2point(ret->group, ret->pub_key,
1089 (ret->group, ret->pub_key, ret->priv_key, NULL, NULL, NULL)) {
1120 if (a == NULL || a->group == NULL || a->priv_key == NULL ||
1137 buf_len = (EC_GROUP_get_degree(a->group) + 7) / 8;
1166 ec_asn1_group2pkparameters(a->group,
1180 tmp_len = EC_POINT_point2oct(a->group, a->pub_key,
1193 if (!EC_POINT_point2oct(a->group, a->pub_key,
1226 return i2d_ECPKParameters(a->group, out);
1246 if (!d2i_ECPKParameters(&ret->group, in, len)) {
1263 if (a == NULL || (*a) == NULL || (*a)->group == NULL) {
1272 (ret->pub_key = EC_POINT_new(ret->group)) == NULL) {
1276 if (!EC_POINT_oct2point(ret->group, ret->pub_key, *in, len, NULL)) {
1296 buf_len = EC_POINT_point2oct(a->group, a->pub_key,
1310 if (!EC_POINT_point2oct(a->group, a->pub_key, a->conv_form,