76 static size_t ec_GFp_simple_point2oct(const EC_GROUP *group,  in ec_GFp_simple_point2oct()  argument
90   if (EC_POINT_is_at_infinity(group, point)) {  in ec_GFp_simple_point2oct()
95   const size_t field_len = BN_num_bytes(&group->field);  in ec_GFp_simple_point2oct()
124     if (!EC_POINT_get_affine_coordinates_GFp(group, point, x, y, ctx)) {  in ec_GFp_simple_point2oct()
166 static int ec_GFp_simple_oct2point(const EC_GROUP *group, EC_POINT *point,  in ec_GFp_simple_oct2point()  argument
187   const size_t field_len = BN_num_bytes(&group->field);  in ec_GFp_simple_oct2point()
217   if (BN_ucmp(x, &group->field) >= 0) {  in ec_GFp_simple_oct2point()
223     if (!EC_POINT_set_compressed_coordinates_GFp(group, point, x, y_bit, ctx)) {  in ec_GFp_simple_oct2point()
230     if (BN_ucmp(y, &group->field) >= 0) {  in ec_GFp_simple_oct2point()
235     if (!EC_POINT_set_affine_coordinates_GFp(group, point, x, y, ctx)) {  in ec_GFp_simple_oct2point()
250 int EC_POINT_oct2point(const EC_GROUP *group, EC_POINT *point,  in EC_POINT_oct2point()  argument
252   if (EC_GROUP_cmp(group, point->group, NULL) != 0) {  in EC_POINT_oct2point()
256   return ec_GFp_simple_oct2point(group, point, buf, len, ctx);  in EC_POINT_oct2point()
259 size_t EC_POINT_point2oct(const EC_GROUP *group, const EC_POINT *point,  in EC_POINT_point2oct()  argument
262   if (EC_GROUP_cmp(group, point->group, NULL) != 0) {  in EC_POINT_point2oct()
266   return ec_GFp_simple_point2oct(group, point, form, buf, len, ctx);  in EC_POINT_point2oct()
269 int EC_POINT_set_compressed_coordinates_GFp(const EC_GROUP *group,  in EC_POINT_set_compressed_coordinates_GFp()  argument
272   if (EC_GROUP_cmp(group, point->group, NULL) != 0) {  in EC_POINT_set_compressed_coordinates_GFp()
277   if (BN_is_negative(x) || BN_cmp(x, &group->field) >= 0) {  in EC_POINT_set_compressed_coordinates_GFp()
303       !EC_GROUP_get_curve_GFp(group, NULL, a, b, ctx)) {  in EC_POINT_set_compressed_coordinates_GFp()
312   if (!BN_mod_sqr(tmp2, x, &group->field, ctx) ||  in EC_POINT_set_compressed_coordinates_GFp()
313       !BN_mod_mul(tmp1, tmp2, x, &group->field, ctx)) {  in EC_POINT_set_compressed_coordinates_GFp()
318   if (group->a_is_minus3) {  in EC_POINT_set_compressed_coordinates_GFp()
319     if (!BN_mod_lshift1_quick(tmp2, x, &group->field) ||  in EC_POINT_set_compressed_coordinates_GFp()
320         !BN_mod_add_quick(tmp2, tmp2, x, &group->field) ||  in EC_POINT_set_compressed_coordinates_GFp()
321         !BN_mod_sub_quick(tmp1, tmp1, tmp2, &group->field)) {  in EC_POINT_set_compressed_coordinates_GFp()
325     if (!BN_mod_mul(tmp2, a, x, &group->field, ctx) ||  in EC_POINT_set_compressed_coordinates_GFp()
326         !BN_mod_add_quick(tmp1, tmp1, tmp2, &group->field)) {  in EC_POINT_set_compressed_coordinates_GFp()
332   if (!BN_mod_add_quick(tmp1, tmp1, b, &group->field)) {  in EC_POINT_set_compressed_coordinates_GFp()
336   if (!BN_mod_sqrt(y, tmp1, &group->field, ctx)) {  in EC_POINT_set_compressed_coordinates_GFp()
354     if (!BN_usub(y, &group->field, y)) {  in EC_POINT_set_compressed_coordinates_GFp()
363   if (!EC_POINT_set_affine_coordinates_GFp(group, point, x, y, ctx)) {  in EC_POINT_set_compressed_coordinates_GFp()