Diff: mbed-client/mbed-client-classic/mbed-client-classic/m2mtimerpimpl.h

Revision:

0:dbad57390bd1

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-client/mbed-client-classic/mbed-client-classic/m2mtimerpimpl.h	Sun May 14 18:37:05 2017 +0000
@@ -0,0 +1,133 @@
+/*
+ * Copyright (c) 2015 ARM Limited. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ * 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 M2M_TIMER_PIMPL_H__
+#define M2M_TIMER_PIMPL_H__
+
+#include "ns_types.h"
+#include "mbed-client/m2mtimerobserver.h"
+
+class M2MTimerPimpl {
+private:
+
+    // Prevents the use of assignment operator
+    M2MTimerPimpl& operator=(const M2MTimerPimpl& other);
+
+    // Prevents the use of copy constructor
+    M2MTimerPimpl(const M2MTimerPimpl& other);
+public:
+
+    /**
+     * Constructor.
+     */
+    M2MTimerPimpl(M2MTimerObserver& _observer);
+
+    /**
+     * Destructor.
+     */
+    virtual ~M2MTimerPimpl();
+
+    /**
+     * Starts timer
+     * @param interval Timer's interval in milliseconds
+     * @param single_shot defines if timer is ticked
+     * once or is it restarted everytime timer is expired.
+     */
+    void start_timer(uint64_t interval, M2MTimerObserver::Type type, bool single_shot = true);
+
+    /**
+     * @brief Starts timer in DTLS manner
+     * @param intermediate_interval Intermediate interval to use, must be smaller than tiotal (usually 1/4 of total)
+     * @param total_interval Total interval to use; This is the timeout value of a DTLS packet
+     * @param type Type of the timer
+     */
+    void start_dtls_timer(uint64_t intermediate_interval, uint64_t total_interval, M2MTimerObserver::Type type);
+
+    /**
+     * Stops timer.
+     * This cancels the ongoing timer.
+     */
+    void stop_timer();
+
+    /**
+     * Callback function for timer completion.
+     */
+    void timer_expired();
+
+    /**
+     * @brief Checks if the intermediate interval has passed
+     * @return true if interval has passed, false otherwise
+     */
+    bool is_intermediate_interval_passed();
+
+    /**
+     * @brief Checks if the total interval has passed
+     * @return true if interval has passed, false otherwise
+     */
+    bool is_total_interval_passed();
+
+    /**
+     * @brief Start long period timer
+     */
+    void start_still_left_timer();
+
+    /**
+     * @brief Get timer id
+     * @return Timer id
+     */
+    inline int8_t get_timer_id() const;
+
+    /**
+     * @brief Get still left time
+     * @return Time left in milliseconds
+     */
+    uint64_t get_still_left_time() const;
+
+private:
+
+    void start();
+    void cancel();
+
+private:
+    M2MTimerObserver&   _observer;
+    bool                _single_shot;
+    uint64_t            _interval;
+    M2MTimerObserver::Type  _type;
+
+    uint64_t            _intermediate_interval;
+    uint64_t            _total_interval;
+    uint64_t            _still_left;
+    uint8_t             _status;
+    bool                _dtls_type;
+
+    // this is the timer-id of this object, used to map the
+    // timer event callback to the correct object.
+    int8_t              _timer_id;
+
+    static int8_t       _tasklet_id;
+    static int8_t       _next_timer_id;
+
+    friend class M2MTimer;
+    friend class Test_M2MTimerPimpl_classic;
+};
+
+inline int8_t M2MTimerPimpl::get_timer_id() const
+{
+    return _timer_id;
+}
+
+#endif //M2M_TIMER_PIMPL_H__
+