#ifndef __GPIO_H__
#define __GPIO_H__

#include <stdarg.h>

#include "driver.h"

#define IOCTL_CMD_SET_DIRECTION 0

int gpio_open(const struct driver *drv);
int gpio_close(const struct driver *drv);

int gpio_read(const struct driver *drv, char *buffer, unsigned int len);
int gpio_write(const struct driver *drv, const char *buffer, unsigned int len);
int gpio_ioctl(const struct driver *drv, unsigned int cmd, unsigned int argc, va_list args);

struct gpio {
    int pin;
};

static const struct driver_fp gpio_fp = {
    .open = gpio_open,
    .close = gpio_close,
    .read = gpio_read,
    .write = gpio_write,
    .ioctl = gpio_ioctl
};

#endif