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#ifndef _HIDDEVICE_H_
#define _HIDDEVICE_H_
#include <linux/hidraw.h>
#include "rmidevice.h"
class HIDDevice : public RMIDevice
{
public:
HIDDevice(int bytesPerReadRequest = 0) : RMIDevice(bytesPerReadRequest), m_headIdx(0),
m_tailIdx(0), m_deviceOpen(false), m_attnQueueCount(0)
{}
virtual int Open(const char * filename);
virtual int Read(unsigned short addr, unsigned char *buf,
unsigned short len);
virtual int Write(unsigned short addr, const unsigned char *buf,
unsigned short len);
virtual int SetMode(int mode);
virtual int WaitForAttention(struct timeval * timeout = NULL, int *sources = NULL);
virtual int GetAttentionReport(struct timeval * timeout, int *sources, unsigned char *buf, int *len);
virtual void Close();
~HIDDevice() { Close(); }
private:
int m_fd;
struct hidraw_report_descriptor m_rptDesc;
struct hidraw_devinfo m_info;
unsigned char *m_inputReport;
unsigned char *m_outputReport;
unsigned char *m_attnReportQueue;
int m_headIdx;
int m_tailIdx;
unsigned char *m_readData;
int m_dataBytesRead;
size_t m_inputReportSize;
size_t m_outputReportSize;
size_t m_featureReportSize;
bool m_deviceOpen;
int m_attnQueueCount;
enum mode_type {
HID_RMI4_MODE_MOUSE = 0,
HID_RMI4_MODE_ATTN_REPORTS = 1,
HID_RMI4_MODE_NO_PACKED_ATTN_REPORTS = 2,
};
int GetReport(int reportid, struct timeval * timeout = NULL);
void PrintReport(const unsigned char *report);
static const int HID_REPORT_QUEUE_MAX_SIZE = 8;
};
#endif /* _HIDDEVICE_H_ */
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