83 int ossl_ec_GFp_mont_group_init(EC_GROUP *group)  in ossl_ec_GFp_mont_group_init()  argument
87     ok = ossl_ec_GFp_simple_group_init(group);  in ossl_ec_GFp_mont_group_init()
88     group->field_data1 = NULL;  in ossl_ec_GFp_mont_group_init()
89     group->field_data2 = NULL;  in ossl_ec_GFp_mont_group_init()
93 void ossl_ec_GFp_mont_group_finish(EC_GROUP *group)  in ossl_ec_GFp_mont_group_finish()  argument
95     BN_MONT_CTX_free(group->field_data1);  in ossl_ec_GFp_mont_group_finish()
96     group->field_data1 = NULL;  in ossl_ec_GFp_mont_group_finish()
97     BN_free(group->field_data2);  in ossl_ec_GFp_mont_group_finish()
98     group->field_data2 = NULL;  in ossl_ec_GFp_mont_group_finish()
99     ossl_ec_GFp_simple_group_finish(group);  in ossl_ec_GFp_mont_group_finish()
102 void ossl_ec_GFp_mont_group_clear_finish(EC_GROUP *group)  in ossl_ec_GFp_mont_group_clear_finish()  argument
104     BN_MONT_CTX_free(group->field_data1);  in ossl_ec_GFp_mont_group_clear_finish()
105     group->field_data1 = NULL;  in ossl_ec_GFp_mont_group_clear_finish()
106     BN_clear_free(group->field_data2);  in ossl_ec_GFp_mont_group_clear_finish()
107     group->field_data2 = NULL;  in ossl_ec_GFp_mont_group_clear_finish()
108     ossl_ec_GFp_simple_group_clear_finish(group);  in ossl_ec_GFp_mont_group_clear_finish()
142 int ossl_ec_GFp_mont_group_set_curve(EC_GROUP *group, const BIGNUM *p,  in ossl_ec_GFp_mont_group_set_curve()  argument
151     BN_MONT_CTX_free(group->field_data1);  in ossl_ec_GFp_mont_group_set_curve()
152     group->field_data1 = NULL;  in ossl_ec_GFp_mont_group_set_curve()
153     BN_free(group->field_data2);  in ossl_ec_GFp_mont_group_set_curve()
154     group->field_data2 = NULL;  in ossl_ec_GFp_mont_group_set_curve()
157         ctx = new_ctx = BN_CTX_new_ex(group->libctx);  in ossl_ec_GFp_mont_group_set_curve()
175     group->field_data1 = mont;  in ossl_ec_GFp_mont_group_set_curve()
177     group->field_data2 = one;  in ossl_ec_GFp_mont_group_set_curve()
180     ret = ossl_ec_GFp_simple_group_set_curve(group, p, a, b, ctx);  in ossl_ec_GFp_mont_group_set_curve()
183         BN_MONT_CTX_free(group->field_data1);  in ossl_ec_GFp_mont_group_set_curve()
184         group->field_data1 = NULL;  in ossl_ec_GFp_mont_group_set_curve()
185         BN_free(group->field_data2);  in ossl_ec_GFp_mont_group_set_curve()
186         group->field_data2 = NULL;  in ossl_ec_GFp_mont_group_set_curve()
196 int ossl_ec_GFp_mont_field_mul(const EC_GROUP *group, BIGNUM *r, const BIGNUM *a,  in ossl_ec_GFp_mont_field_mul()  argument
199     if (group->field_data1 == NULL) {  in ossl_ec_GFp_mont_field_mul()
204     return BN_mod_mul_montgomery(r, a, b, group->field_data1, ctx);  in ossl_ec_GFp_mont_field_mul()
207 int ossl_ec_GFp_mont_field_sqr(const EC_GROUP *group, BIGNUM *r, const BIGNUM *a,  in ossl_ec_GFp_mont_field_sqr()  argument
210     if (group->field_data1 == NULL) {  in ossl_ec_GFp_mont_field_sqr()
215     return BN_mod_mul_montgomery(r, a, a, group->field_data1, ctx);  in ossl_ec_GFp_mont_field_sqr()
223 int ossl_ec_GFp_mont_field_inv(const EC_GROUP *group, BIGNUM *r, const BIGNUM *a,  in ossl_ec_GFp_mont_field_inv()  argument
230     if (group->field_data1 == NULL)  in ossl_ec_GFp_mont_field_inv()
234             && (ctx = new_ctx = BN_CTX_secure_new_ex(group->libctx)) == NULL)  in ossl_ec_GFp_mont_field_inv()
244     if (!BN_sub(e, group->field, e))  in ossl_ec_GFp_mont_field_inv()
250     if (!BN_mod_exp_mont(r, a, e, group->field, ctx, group->field_data1))  in ossl_ec_GFp_mont_field_inv()
267 int ossl_ec_GFp_mont_field_encode(const EC_GROUP *group, BIGNUM *r,  in ossl_ec_GFp_mont_field_encode()  argument
270     if (group->field_data1 == NULL) {  in ossl_ec_GFp_mont_field_encode()
275     return BN_to_montgomery(r, a, (BN_MONT_CTX *)group->field_data1, ctx);  in ossl_ec_GFp_mont_field_encode()
278 int ossl_ec_GFp_mont_field_decode(const EC_GROUP *group, BIGNUM *r,  in ossl_ec_GFp_mont_field_decode()  argument
281     if (group->field_data1 == NULL) {  in ossl_ec_GFp_mont_field_decode()
286     return BN_from_montgomery(r, a, group->field_data1, ctx);  in ossl_ec_GFp_mont_field_decode()
289 int ossl_ec_GFp_mont_field_set_to_one(const EC_GROUP *group, BIGNUM *r,  in ossl_ec_GFp_mont_field_set_to_one()  argument
292     if (group->field_data2 == NULL) {  in ossl_ec_GFp_mont_field_set_to_one()
297     if (!BN_copy(r, group->field_data2))  in ossl_ec_GFp_mont_field_set_to_one()