File content as of revision 0:fd0d7bdfcdc2:

/* mbed Microcontroller Library
 * Copyright (c) 2006-2012 ARM Limited
 *
 * 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.
 */
#ifndef MBED_GPIO_IRQ_API_H
#define MBED_GPIO_IRQ_API_H

#include "device.h"

#if DEVICE_INTERRUPTIN

#ifdef __cplusplus
extern "C" {
#endif

typedef enum {
    IRQ_NONE,
    IRQ_RISE,
    IRQ_FALL
} gpio_irq_event;

typedef struct gpio_irq_s gpio_irq_t;

typedef void (*gpio_irq_handler)(uint32_t id, gpio_irq_event event);

int  gpio_irq_init(gpio_irq_t *obj, PinName pin, gpio_irq_handler handler, uint32_t id);
void gpio_irq_free(gpio_irq_t *obj);
void gpio_irq_set (gpio_irq_t *obj, gpio_irq_event event, uint32_t enable);

#ifdef __cplusplus
}
#endif

#endif

#endif