hdaps.h

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/*
 * HDAPS Player driver
 *
 * This driver is for interacting with IBM's Hard Drive Active
 * Protection System available on various ThinkPads models.
 */

#ifndef HDAPS_H
#define HDAPS_H

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <sys/types.h>
#include <sys/fcntl.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>

#include <libplayercore/playercore.h>

#define SYSFS_HDAPS_POSITION "/sys/devices/platform/hdaps/position"

class HDAPS : public Driver 
{
  private:
   // Joystick state data
   player_devaddr_t joystick_id;
   player_joystick_data_t data, prev_data;

   // Publish state data.
   void PutData(void);

  public:
   HDAPS(ConfigFile *cf, int section);
   ~HDAPS(void);

   // Thread life-cycle
   void Main();
   int Setup();
   int Shutdown();

   // Message handling
   int Subscribe(player_devaddr_t id);
   int Unsubscribe(player_devaddr_t id);
   int ProcessMessage(MessageQueue *queue, player_msghdr *msghdr, void *data);
};

#endif

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