109 static int pk_group_from_specified(const mbedtls_asn1_buf *params, mbedtls_ecp_group *grp)  in pk_group_from_specified()  argument
160     if ((ret = mbedtls_asn1_get_mpi(&p, end_field, &grp->P)) != 0) {  in pk_group_from_specified()
164     grp->pbits = mbedtls_mpi_bitlen(&grp->P);  in pk_group_from_specified()
192         (ret = mbedtls_mpi_read_binary(&grp->A, p, len)) != 0) {  in pk_group_from_specified()
199         (ret = mbedtls_mpi_read_binary(&grp->B, p, len)) != 0) {  in pk_group_from_specified()
222     if ((ret = mbedtls_ecp_point_read_binary(grp, &grp->G,  in pk_group_from_specified()
230             len != mbedtls_mpi_size(&grp->P) + 1 ||  in pk_group_from_specified()
231             mbedtls_mpi_read_binary(&grp->G.X, p + 1, len - 1) != 0 ||  in pk_group_from_specified()
232             mbedtls_mpi_lset(&grp->G.Y, p[0] - 2) != 0 ||  in pk_group_from_specified()
233             mbedtls_mpi_lset(&grp->G.Z, 1) != 0) {  in pk_group_from_specified()
243     if ((ret = mbedtls_asn1_get_mpi(&p, end, &grp->N)) != 0) {  in pk_group_from_specified()
247     grp->nbits = mbedtls_mpi_bitlen(&grp->N);  in pk_group_from_specified()
260 static int pk_group_id_from_group(const mbedtls_ecp_group *grp, mbedtls_ecp_group_id *grp_id)  in pk_group_id_from_group()  argument
274         if (grp->pbits == ref.pbits && grp->nbits == ref.nbits &&  in pk_group_id_from_group()
275             mbedtls_mpi_cmp_mpi(&grp->P, &ref.P) == 0 &&  in pk_group_id_from_group()
276             mbedtls_mpi_cmp_mpi(&grp->A, &ref.A) == 0 &&  in pk_group_id_from_group()
277             mbedtls_mpi_cmp_mpi(&grp->B, &ref.B) == 0 &&  in pk_group_id_from_group()
278             mbedtls_mpi_cmp_mpi(&grp->N, &ref.N) == 0 &&  in pk_group_id_from_group()
279             mbedtls_mpi_cmp_mpi(&grp->G.X, &ref.G.X) == 0 &&  in pk_group_id_from_group()
280             mbedtls_mpi_cmp_mpi(&grp->G.Z, &ref.G.Z) == 0 &&  in pk_group_id_from_group()
282             mbedtls_mpi_get_bit(&grp->G.Y, 0) == mbedtls_mpi_get_bit(&ref.G.Y, 0)) {  in pk_group_id_from_group()
306     mbedtls_ecp_group grp;  in pk_ecc_group_id_from_specified()  local
308     mbedtls_ecp_group_init(&grp);  in pk_ecc_group_id_from_specified()
310     if ((ret = pk_group_from_specified(params, &grp)) != 0) {  in pk_ecc_group_id_from_specified()
314     ret = pk_group_id_from_group(&grp, grp_id);  in pk_ecc_group_id_from_specified()
324     mbedtls_mpi_free(&grp.N);  in pk_ecc_group_id_from_specified()
325     mbedtls_mpi_free(&grp.P);  in pk_ecc_group_id_from_specified()
326     mbedtls_mpi_free(&grp.A);  in pk_ecc_group_id_from_specified()
327     mbedtls_mpi_free(&grp.B);  in pk_ecc_group_id_from_specified()
328     mbedtls_ecp_point_free(&grp.G);  in pk_ecc_group_id_from_specified()