text: /* mbed Microcontroller Library
   * Copyright (c) 2006-2013 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 MBED_US_TICKER_API_H
  #define MBED_US_TICKER_API_H
  
  #include <stdint.h>
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  typedef uint32_t timestamp_t;
  
  uint32_t us_ticker_read(void);
  
  typedef void (*ticker_event_handler)(uint32_t id);
  void us_ticker_set_handler(ticker_event_handler handler);
  
  typedef struct ticker_event_s {
      timestamp_t            timestamp;
      uint32_t               id;
      struct ticker_event_s *next;
  } ticker_event_t;
  
  void us_ticker_init(void);
  void us_ticker_set_interrupt(timestamp_t timestamp);
  void us_ticker_disable_interrupt(void);
  void us_ticker_clear_interrupt(void);
  void us_ticker_irq_handler(void);
  
  void us_ticker_insert_event(ticker_event_t *obj, timestamp_t timestamp, uint32_t id);
  void us_ticker_remove_event(ticker_event_t *obj);
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif
  