#ifndef devices_h
#define devices_h
#import <Foundation/Foundation.h>
#include <IOKit/hid/IOHIDEventSystemClient.h>
#define STATUS_SUCCESS 0
#define STATUS_ERROR 1
NSString* createFilterString (const char * str);
NSDictionary * createFilterDictionary (NSString *str);
id createPropertiesDicitonary (NSString *str);
NSString * createPropertiesString (const char * str);
NSDictionary * createServiceInfoDictionary (IOHIDServiceClientRef service);
NSNumber * copyServiceNumberPropertyForKey (IOHIDServiceClientRef service, NSString *key, NSNumber *def);
NSString * copyServiceStringPropertyForKey (IOHIDServiceClientRef service, NSString *key, NSString *def);
#endif