Diff: source/nRF5xCharacteristicDescriptorDiscoverer.h

Revision:

640:c90ae1400bf2

Parent:

637:f7faad332abc

--- a/source/nRF5xCharacteristicDescriptorDiscoverer.h	Mon Apr 11 16:15:24 2016 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,214 +0,0 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2006-2015 ARM Limited
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef __NRF_CHARACTERISTIC_DESCRIPTOR_DISCOVERY_H__
-#define __NRF_CHARACTERISTIC_DESCRIPTOR_DISCOVERY_H__
-
-#include "ble/Gap.h"
-#include "ble/DiscoveredCharacteristic.h"
-#include "ble/CharacteristicDescriptorDiscovery.h"
-#include "ble/GattClient.h"
-#include "ble_gattc.h"
-
-/**
- * @brief Manage the discovery of Characteristic descriptors
- * @details is a bridge between BLE API and Nordic stack regarding Characteristic
- * Descriptor discovery. The BLE API can launch, monitor and ask for termination
- * of a discovery. The Nordic stack will provide new descriptors and indicate when
- * the discovery is done.
- */
-class nRF5xCharacteristicDescriptorDiscoverer
-{
-    typedef CharacteristicDescriptorDiscovery::DiscoveryCallback_t DiscoveryCallback_t;
-    typedef CharacteristicDescriptorDiscovery::TerminationCallback_t TerminationCallback_t;
-
-public:
-    /**
-     * @brief Construct a new characteristic descriptor discoverer.
-     */
-    nRF5xCharacteristicDescriptorDiscoverer();
-
-    /**
-     * @brief Destroy a characteristic descriptor discoverer.
-     */
-    ~nRF5xCharacteristicDescriptorDiscoverer();
-
-    /**
-     * Launch a new characteristic descriptor discovery for a given DiscoveredCharacteristic.
-     * @param characteristic The characteristic owning the descriptors to discover.
-     * @param discoveryCallback The callback called when a descriptor is discovered.
-     * @param terminationCallback The callback called when the discovery process end.
-     * @return BLE_ERROR_NONE if characteristic descriptor discovery is launched successfully;
-     *         else an appropriate error.
-     * @note: this will be called by BLE API side.
-     */
-    ble_error_t launch(
-        const DiscoveredCharacteristic& characteristic,
-        const DiscoveryCallback_t& discoveryCallback,
-        const TerminationCallback_t& terminationCallback
-    );
-
-    /**
-     * @brief indicate if a characteristic descriptor discovery is active for a
-     * given DiscoveredCharacteristic.
-     * @param characteristic The characteristic for whom the descriptor might be
-     * currently discovered.
-     * @return true if descriptors of characteristic are discovered, false otherwise.
-     * @note: this will be called by BLE API side.
-     */
-    bool isActive(const DiscoveredCharacteristic& characteristic) const;
-
-    /**
-     * @brief request the termination of characteristic descriptor discovery
-     * for a give DiscoveredCharacteristic
-     * @param characteristic The characteristic for whom the descriptor discovery
-     * should be stopped.
-     * @note: this will be called by BLE API side.
-     */
-    void requestTerminate(const DiscoveredCharacteristic& characteristic);
-
-    /**
-     * @brief process descriptors discovered from the Nordic stack.
-     * @param connectionHandle The connection handle upon which descriptors has been
-     * discovered.
-     * @param descriptors Discovered descriptors.
-     * @note This will be called by the Nordic stack.
-     */
-    void process(uint16_t connectionHandle, const ble_gattc_evt_desc_disc_rsp_t& descriptors);
-
-    /**
-     * @brief Called by the Nordic stack when the discovery is over.
-     * @param The connection handle upon which the discovery process is done.
-     * @param err An error if the termination is due to an error.
-     */
-    void terminate(uint16_t connectionHandle, ble_error_t err);
-
-private:
-    // protection against copy construction and assignment
-    nRF5xCharacteristicDescriptorDiscoverer(const nRF5xCharacteristicDescriptorDiscoverer&);
-    nRF5xCharacteristicDescriptorDiscoverer& operator=(const nRF5xCharacteristicDescriptorDiscoverer&);
-
-    /**
-     * @brief Discovery process, it store the DiscoveredCharacteristic, the
-     * discovery callback and the termination callback.
-     */
-    class Discovery {
-    public:
-        /**
-         * @brief Construct an empty discovery, such can be considerate as a not running discovery.
-         * @note #isEmpty function will return true
-         */
-        Discovery();
-
-        /**
-         * @brief Construct a valid discovery process.
-         *
-         * @param c the characteristic from whom descriptors will be discovered.
-         * @param dCb The discovery callback called each time a descriptor is discovered.
-         * @param tCb The termination callback called when the discovery terminate.
-         *
-         * @note #isEmpty function will return false
-         */
-        Discovery(const DiscoveredCharacteristic& c, const DiscoveryCallback_t& dCb, const TerminationCallback_t& tCb);
-
-        /**
-         * @brief Process the discovery of a descriptor.
-         *
-         * @param handle The attribute handle of the descriptor found
-         * @param uuid The UUID of the descriptor found.
-         */
-        void process(GattAttribute::Handle_t handle, const UUID& uuid);
-
-        /**
-         * @brief Terminate the discovery process.
-         *
-         * @param err Error associate with the termination
-         * @note after this call #isEmpty function will return true.
-         */
-        void terminate(ble_error_t err);
-
-        /**
-         * @brief check if the discovery process is empty or not. Empty discovery are
-         * not running.
-         *
-         * @detail Discovery are empty after:
-         *     - a default construction
-         *     - a copy construction form a default constructed
-         *     - an assignment from a default constructed Discovery
-         * @return true if the Discovery is empty and false otherwise.
-         */
-        bool isEmpty() const;
-
-        /**
-         * @brief return the characteristic from whom descriptors are discovered.
-         * @return the characteristic from whom descriptors are discovered.
-         */
-        const DiscoveredCharacteristic& getCharacteristic() const;
-
-        /**
-         * @brief equal to operator, test if two discovery process are equal
-         *
-         * @param lhs left hand side of the expression
-         * @param rhs right hand side of the expression
-         * @return true if lhs == rhs
-         */
-        friend bool operator==(const Discovery& lhs, const Discovery& rhs) {
-            return lhs.characteristic == rhs.characteristic &&
-                   lhs.onDiscovery == rhs.onDiscovery &&
-                   lhs.onTerminate == rhs.onTerminate;
-        }
-
-        /**
-         * @brief not equal to operator, test if two discovery process are not equal
-         *
-         * @param lhs left hand side of the expression
-         * @param rhs right hand side of the expression
-         * @return true if lhs != rhs
-         */
-        friend bool operator!=(const Discovery& lhs, const Discovery& rhs) {
-            return !(lhs == rhs);
-        }
-
-    private:
-        DiscoveredCharacteristic characteristic;
-        DiscoveryCallback_t onDiscovery;
-        TerminationCallback_t onTerminate;
-    };
-
-    // find a running discovery process
-    Discovery* findRunningDiscovery(const DiscoveredCharacteristic& characteristic);
-    Discovery* findRunningDiscovery(uint16_t handle);
-
-    // Called to terminate a discovery is over.
-    void terminate(Discovery* discovery, ble_error_t err);
-
-    // get one slot for a discovery process
-    Discovery* getAvailableDiscoverySlot();
-
-    // indicate if a connection is already running a discovery
-    bool isConnectionInUse(uint16_t connHandle);
-
-    // low level start of a discovery
-    static ble_error_t gattc_descriptors_discover(uint16_t connection_handle, uint16_t start_handle, uint16_t end_handle);
-
-    // count of concurrent connections which can run a descriptor discovery process
-    static const size_t MAXIMUM_CONCURRENT_CONNECTIONS_COUNT = 3;
-
-    // array of running discoveries
-    Discovery discoveryRunning[MAXIMUM_CONCURRENT_CONNECTIONS_COUNT];
-};
-
-#endif /*__NRF_CHARACTERISTIC_DESCRIPTOR_DISCOVERY_H__*/
\ No newline at end of file