crypto/ec/ec_lib.c

75 EC_GROUP *EC_GROUP_new(const EC_METHOD *meth)
79     if (meth == NULL) {
83     if (meth->group_init == 0) {
94     ret->meth = meth;
109     if (!meth->group_init(ret)) {
122     if (group->meth->group_finish != 0)
123         group->meth->group_finish(group);
143     if (group->meth->group_clear_finish != 0)
144         group->meth->group_clear_finish(group);
145     else if (group->meth->group_finish != 0)
146         group->meth->group_finish(group);
168     if (dest->meth->group_copy == 0) {
172     if (dest->meth != src->meth) {
233     return dest->meth->group_copy(dest, src);
244     if ((t = EC_GROUP_new(a->meth)) == NULL)
262     return group->meth;
265 int EC_METHOD_get_field_type(const EC_METHOD *meth)
267     return meth->field_type;
387     if (group->meth->group_set_curve == 0) {
391     return group->meth->group_set_curve(group, p, a, b, ctx);
397     if (group->meth->group_get_curve == 0) {
401     return group->meth->group_get_curve(group, p, a, b, ctx);
408     if (group->meth->group_set_curve == 0) {
413     return group->meth->group_set_curve(group, p, a, b, ctx);
419     if (group->meth->group_get_curve == 0) {
424     return group->meth->group_get_curve(group, p, a, b, ctx);
430     if (group->meth->group_get_degree == 0) {
434     return group->meth->group_get_degree(group);
439     if (group->meth->group_check_discriminant == 0) {
444     return group->meth->group_check_discriminant(group, ctx);
485     if (!a->meth->group_get_curve(a, a1, a2, a3, ctx) ||
486         !b->meth->group_get_curve(b, b1, b2, b3, ctx))
674     if (group->meth->point_init == 0) {
685     ret->meth = group->meth;
687     if (!ret->meth->point_init(ret)) {
700     if (point->meth->point_finish != 0)
701         point->meth->point_finish(point);
710     if (point->meth->point_clear_finish != 0)
711         point->meth->point_clear_finish(point);
712     else if (point->meth->point_finish != 0)
713         point->meth->point_finish(point);
720     if (dest->meth->point_copy == 0) {
724     if (dest->meth != src->meth) {
730     return dest->meth->point_copy(dest, src);
754     return point->meth;
759     if (group->meth->point_set_to_infinity == 0) {
764     if (group->meth != point->meth) {
768     return group->meth->point_set_to_infinity(group, point);
776     if (group->meth->point_set_Jprojective_coordinates_GFp == 0) {
781     if (group->meth != point->meth) {
786     return group->meth->point_set_Jprojective_coordinates_GFp(group, point, x,
795     if (group->meth->point_get_Jprojective_coordinates_GFp == 0) {
800     if (group->meth != point->meth) {
805     return group->meth->point_get_Jprojective_coordinates_GFp(group, point, x,
813     if (group->meth->point_set_affine_coordinates == 0) {
818     if (group->meth != point->meth) {
823     return group->meth->point_set_affine_coordinates(group, point, x, y, ctx);
831     if (group->meth->point_set_affine_coordinates == 0) {
836     if (group->meth != point->meth) {
841     return group->meth->point_set_affine_coordinates(group, point, x, y, ctx);
849     if (group->meth->point_get_affine_coordinates == 0) {
854     if (group->meth != point->meth) {
859     return group->meth->point_get_affine_coordinates(group, point, x, y, ctx);
867     if (group->meth->point_get_affine_coordinates == 0) {
872     if (group->meth != point->meth) {
877     return group->meth->point_get_affine_coordinates(group, point, x, y, ctx);
884     if (group->meth->add == 0) {
888     if ((group->meth != r->meth) || (r->meth != a->meth)
889         || (a->meth != b->meth)) {
893     return group->meth->add(group, r, a, b, ctx);
899     if (group->meth->dbl == 0) {
903     if ((group->meth != r->meth) || (r->meth != a->meth)) {
907     return group->meth->dbl(group, r, a, ctx);
912     if (group->meth->invert == 0) {
916     if (group->meth != a->meth) {
920     return group->meth->invert(group, a, ctx);
925     if (group->meth->is_at_infinity == 0) {
930     if (group->meth != point->meth) {
934     return group->meth->is_at_infinity(group, point);
947     if (group->meth->is_on_curve == 0) {
951     if (group->meth != point->meth) {
955     return group->meth->is_on_curve(group, point, ctx);
961     if (group->meth->point_cmp == 0) {
965     if ((group->meth != a->meth) || (a->meth != b->meth)) {
969     return group->meth->point_cmp(group, a, b, ctx);
974     if (group->meth->make_affine == 0) {
978     if (group->meth != point->meth) {
982     return group->meth->make_affine(group, point, ctx);
990     if (group->meth->points_make_affine == 0) {
995         if (group->meth != points[i]->meth) {
1000     return group->meth->points_make_affine(group, num, points, ctx);
1004  * Functions for point multiplication. If group->meth->mul is 0, we use the
1013     if (group->meth->mul == 0)
1017     return group->meth->mul(group, r, scalar, num, points, scalars, ctx);
1038     if (group->meth->mul == 0)
1042     if (group->meth->precompute_mult != 0)
1043         return group->meth->precompute_mult(group, ctx);
1050     if (group->meth->mul == 0)
1054     if (group->meth->have_precompute_mult != 0)
1055         return group->meth->have_precompute_mult(group);