33     return ctx->grp.id;  in mbedtls_ecdh_grp_id()
54 static int ecdh_gen_public_restartable(mbedtls_ecp_group *grp,  in ecdh_gen_public_restartable()  argument
68         MBEDTLS_MPI_CHK(mbedtls_ecp_gen_privkey(grp, d, f_rng, p_rng));  in ecdh_gen_public_restartable()
71     MBEDTLS_MPI_CHK(mbedtls_ecp_mul_restartable(grp, Q, d, &grp->G,  in ecdh_gen_public_restartable()
81 int mbedtls_ecdh_gen_public(mbedtls_ecp_group *grp, mbedtls_mpi *d, mbedtls_ecp_point *Q,  in mbedtls_ecdh_gen_public()  argument
85     return ecdh_gen_public_restartable(grp, d, Q, f_rng, p_rng, NULL);  in mbedtls_ecdh_gen_public()
93 static int ecdh_compute_shared_restartable(mbedtls_ecp_group *grp,  in ecdh_compute_shared_restartable()  argument
105     MBEDTLS_MPI_CHK(mbedtls_ecp_mul_restartable(grp, &P, d, Q,  in ecdh_compute_shared_restartable()
124 int mbedtls_ecdh_compute_shared(mbedtls_ecp_group *grp, mbedtls_mpi *z,  in mbedtls_ecdh_compute_shared()  argument
129     return ecdh_compute_shared_restartable(grp, z, Q, d,  in mbedtls_ecdh_compute_shared()
136     mbedtls_ecp_group_init(&ctx->grp);  in ecdh_init_internal()
150     return ctx->MBEDTLS_PRIVATE(grp).id;  in mbedtls_ecdh_get_grp_id()
182     ret = mbedtls_ecp_group_load(&ctx->grp, grp_id);  in ecdh_setup_internal()
218     mbedtls_ecp_group_free(&ctx->grp);  in ecdh_free_internal()
288     if (ctx->grp.pbits == 0) {  in ecdh_make_params_internal()
302     if ((ret = ecdh_gen_public_restartable(&ctx->grp, &ctx->d, &ctx->Q,  in ecdh_make_params_internal()
307     if ((ret = mbedtls_ecdh_gen_public(&ctx->grp, &ctx->d, &ctx->Q,  in ecdh_make_params_internal()
313     if ((ret = mbedtls_ecp_tls_write_group(&ctx->grp, &grp_len, buf,  in ecdh_make_params_internal()
321     if ((ret = mbedtls_ecp_tls_write_point(&ctx->grp, &ctx->Q, point_format,  in ecdh_make_params_internal()
374     return mbedtls_ecp_tls_read_point(&ctx->grp, &ctx->Qp, buf,  in ecdh_read_params_internal()
457         if ((ret = mbedtls_ecdh_setup(ctx, key->grp.id)) != 0) {  in mbedtls_ecdh_get_params()
464         if (mbedtls_ecdh_grp_id(ctx) != key->grp.id) {  in mbedtls_ecdh_get_params()
506     if (ctx->grp.pbits == 0) {  in ecdh_make_public_internal()
519     if ((ret = ecdh_gen_public_restartable(&ctx->grp, &ctx->d, &ctx->Q,  in ecdh_make_public_internal()
524     if ((ret = mbedtls_ecdh_gen_public(&ctx->grp, &ctx->d, &ctx->Q,  in ecdh_make_public_internal()
530     return mbedtls_ecp_tls_write_point(&ctx->grp, &ctx->Q, point_format, olen,  in ecdh_make_public_internal()
574     if ((ret = mbedtls_ecp_tls_read_point(&ctx->grp, &ctx->Qp, &p,  in ecdh_read_public_internal()
624     if (ctx == NULL || ctx->grp.pbits == 0) {  in ecdh_calc_secret_internal()
637     if ((ret = ecdh_compute_shared_restartable(&ctx->grp, &ctx->z, &ctx->Qp,  in ecdh_calc_secret_internal()
643     if ((ret = mbedtls_ecdh_compute_shared(&ctx->grp, &ctx->z, &ctx->Qp,  in ecdh_calc_secret_internal()
653     *olen = ctx->grp.pbits / 8 + ((ctx->grp.pbits % 8) != 0);  in ecdh_calc_secret_internal()
655     if (mbedtls_ecp_get_type(&ctx->grp) == MBEDTLS_ECP_TYPE_MONTGOMERY) {  in ecdh_calc_secret_internal()