HID_Config_Utilities.h

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// File:       HID_Config_Utilities.h
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#ifndef _HID_Config_Utilities_h_
#define _HID_Config_Utilities_h_
 
#include <stdio.h>
 
#include "HID_Utilities.h"
 
enum
{
    kPercentMove = 10 // precent of overall range a element must move to register
};
 
struct recSaveHID
{
    int actionCookie;
    // device
        // need to add serial number when I have a test case
    int vendorID;
    int productID;
    int locID;
    int usage;
    int usagePage;
    // elements
    int usagePageE;
    int usageE;
    int minReport;                      // min returned value
    int maxReport;                      // max returned value (calibrate call)
    void * cookie;
};
typedef struct recSaveHID recSaveHID;
typedef recSaveHID * pRecSaveHID;
 
// polls all devices and elements for a change greater than kPercentMove.  Times out after given time
// returns true and pointer to device and element if found
// returns false and NULL for both parameters if not found
unsigned char HIDConfigureAction (pRecDevice * ppDevice, pRecElement * ppElement, float timeout);
 
// take input records, save required info
// assume file is open and at correct position.
void HIDSaveElementConfig (FILE * fileRef, pRecDevice pDevice, pRecElement pElement, int actionCookie);
 
// take file, read one record (assume file position is correct and file is open)
// search for matching device
// return pDevice, pElement and cookie for action
int HIDRestoreElementConfig (FILE * fileRef, pRecDevice * ppDevice, pRecElement * ppElement);
 
#endif