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UsbDevice.h

00001 
00002 /*
00003 Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
00004  
00005 Permission is hereby granted, free of charge, to any person obtaining a copy
00006 of this software and associated documentation files (the "Software"), to deal
00007 in the Software without restriction, including without limitation the rights
00008 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00009 copies of the Software, and to permit persons to whom the Software is
00010 furnished to do so, subject to the following conditions:
00011  
00012 The above copyright notice and this permission notice shall be included in
00013 all copies or substantial portions of the Software.
00014  
00015 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00016 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00017 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00018 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00019 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00020 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00021 THE SOFTWARE.
00022 */
00023 
00024 #ifndef USB_DEVICE_H
00025 #define USB_DEVICE_H
00026 
00027 #include "mbed.h"
00028 #include "UsbInc.h"
00029 #include "UsbEndpoint.h"
00030 #include "UsbHostMgr.h"
00031 
00032 class UsbHostMgr;
00033 class UsbEndpoint;
00034 
00035 class UsbDevice
00036 {
00037 protected:
00038   UsbDevice( UsbHostMgr* pMgr, int hub, int port, int addr );
00039   ~UsbDevice();
00040 
00041   UsbErr enumerate();
00042 
00043 public: 
00044   bool connected();
00045   bool enumerated();
00046   
00047   int getPid();
00048   int getVid();
00049   
00050   UsbErr getConfigurationDescriptor(int config, uint8_t** pBuf);
00051   
00052   UsbErr getInterfaceDescriptor(int config, int item, uint8_t** pBuf);
00053   
00054   UsbErr setConfiguration(int config);
00055   
00056 
00057   UsbErr controlSend(byte requestType, byte request, word value, word index, const byte* buf, int len);
00058   UsbErr controlReceive(byte requestType, byte request, word value, word index, const byte* buf, int len);
00059 
00060 protected:
00061   void fillControlBuf(byte requestType, byte request, word value, word index, int len);
00062 private:
00063   friend class UsbEndpoint;
00064   friend class UsbHostMgr;
00065   
00066   UsbEndpoint* m_pControlEp;
00067   
00068   UsbHostMgr* m_pMgr;
00069   
00070   bool m_connected;
00071   bool m_enumerated;
00072   
00073   int m_hub;
00074   int m_port;
00075   int m_addr;
00076   
00077   int m_refs;
00078   
00079   uint16_t m_vid;
00080   uint16_t m_pid;
00081   
00082   byte m_controlBuf[8];//8
00083   byte m_controlDataBuf[/*128*/256];
00084   
00085 };
00086 
00087 #endif