circuitpython/devices/ble_hci/common-hal/_bleio/Attribute.c

/*
 * This file is part of the MicroPython project, http://micropython.org/
 *
 * The MIT License (MIT)
 *
 * Copyright (c) 2019 Dan Halbert for Adafruit Industries
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#include "shared-bindings/_bleio/Attribute.h"
#include "shared-bindings/_bleio/Characteristic.h"
#include "shared-bindings/_bleio/Descriptor.h"
#include "shared-bindings/_bleio/Service.h"

// Return the type of the attribute.
ble_attribute_type_uuid bleio_attribute_type_uuid(mp_obj_t *attribute) {
    if (MP_OBJ_IS_TYPE(attribute, &bleio_characteristic_type)) {
        return BLE_TYPE_CHARACTERISTIC;
    }
    if (MP_OBJ_IS_TYPE(attribute, &bleio_descriptor_type)) {
        return BLE_TYPE_DESCRIPTOR;
    }
    if (MP_OBJ_IS_TYPE(attribute, &bleio_service_type)) {
        bleio_service_obj_t *service = MP_OBJ_TO_PTR(attribute);
        return service->is_secondary ? BLE_TYPE_SECONDARY_SERVICE : BLE_TYPE_PRIMARY_SERVICE;
    }
    return BLE_TYPE_UNKNOWN;
}

// Convert a _bleio security mode to a ble_gap_conn_sec_mode_t setting.
// void bleio_attribute_gatts_set_security_mode(ble_gap_conn_sec_mode_t *perm, bleio_attribute_security_mode_t security_mode) {
//     switch (security_mode) {
//         case SECURITY_MODE_NO_ACCESS:
//             BLE_GAP_CONN_SEC_MODE_SET_NO_ACCESS(perm);
//             break;

//         case SECURITY_MODE_OPEN:
//             BLE_GAP_CONN_SEC_MODE_SET_OPEN(perm);
//             break;

//         case SECURITY_MODE_ENC_NO_MITM:
//             BLE_GAP_CONN_SEC_MODE_SET_ENC_NO_MITM(perm);
//             break;

//         case SECURITY_MODE_ENC_WITH_MITM:
//             BLE_GAP_CONN_SEC_MODE_SET_ENC_WITH_MITM(perm);
//             break;

//         case SECURITY_MODE_LESC_ENC_WITH_MITM:
//             BLE_GAP_CONN_SEC_MODE_SET_LESC_ENC_WITH_MITM(perm);
//             break;

//         case SECURITY_MODE_SIGNED_NO_MITM:
//             BLE_GAP_CONN_SEC_MODE_SET_SIGNED_NO_MITM(perm);
//             break;

//         case SECURITY_MODE_SIGNED_WITH_MITM:
//             BLE_GAP_CONN_SEC_MODE_SET_SIGNED_WITH_MITM(perm);
//             break;
//     }
// }