AndroidAccessory.h

00001 
00002 #ifndef ADK_H_INCLUDED
00003 #define ADK_H_INCLUDED
00004 
00005 #include "mbed.h"
00006 #include "USBHost.h"
00007 
00008 
00009 #define  ADKLOG 1
00010 #if ADKLOG
00011 #define  LOG(...)       printf(__VA_ARGS__)
00012 #define  Log(...)       printf(__VA_ARGS__)
00013 #define  log(...)       printf(__VA_ARGS__)
00014 
00015 #else
00016 #define  LOG(...)       do {} while(0)
00017 #define  Log(...)       do {} while(0)
00018 #define  log(...)       do {} while(0)
00019 
00020 #endif
00021 
00022 #define ACCESSORY_STRING_MANUFACTURER   0
00023 #define ACCESSORY_STRING_MODEL          1
00024 #define ACCESSORY_STRING_DESCRIPTION    2
00025 #define ACCESSORY_STRING_VERSION        3
00026 #define ACCESSORY_STRING_URI            4
00027 #define ACCESSORY_STRING_SERIAL         5
00028 
00029 #define ACCESSORY_GET_PROTOCOL          51
00030 #define ACCESSORY_SEND_STRING           52
00031 #define ACCESSORY_START                 53
00032 
00033 
00034 bool switchDevice(int device);
00035 
00036 class AndroidAccessory {
00037 public:
00038 
00039     AndroidAccessory(int rbuffsize,int wbuffsize,
00040                      const char* manufacturer,
00041                      const char *model,
00042                      const char *description,
00043                      const char *version,
00044                      const char *uri,
00045                      const char *serial
00046                     );
00047     virtual void init(int device, int configuration, int interfaceNumber); 
00048 
00049     virtual void resetDevice()=0;
00050     virtual void setupDevice()=0;
00051     virtual int callbackRead(u8 *buff, int len)=0;
00052     int write(u8 *buff, int len);
00053     int write() {
00054         return write(_writebuff,_writebuffsize);
00055     }
00056     //int read(u8 *buff, int len);
00057 
00058 
00059     void adkEnd() {
00060        // _initok=false;
00061         resetDevice();
00062     }; //if connection close
00063     bool switchDevice(int device);
00064 
00065     //buffer
00066     u8* _readbuff;
00067     int _readbuffsize;
00068     u8* _writebuff;
00069     int _writebuffsize;
00070     u8* _strbuff;//255bytes;
00071 
00072 private:
00073 
00074     void sendString(int device, int index, const char *str);
00075     int getProtocol(int device);
00076 
00077     const char *manufacturer;
00078     const char *model;
00079     const char *description;
00080     const char *version;
00081     const char *uri;
00082     const char *serial;
00083 
00084     //endpoints
00085     int input_ep;
00086     int output_ep;
00087 
00088     int _device;
00089     int _configuration;
00090     int _interfaceNumber;
00091 
00092     //bool _initok;
00093 
00094 };
00095 
00096 extern AndroidAccessory* _adk;
00097 
00098 
00099 #endif