text: /* Copyright (c) 2010-2011 mbed.org, MIT License
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
  * and associated documentation files (the "Software"), to deal in the Software without
  * restriction, including without limitation the rights to use, copy, modify, merge, publish,
  * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
  * Software is furnished to do so, subject to the following conditions:
  *
  * The above copyright notice and this permission notice shall be included in all copies or
  * substantial portions of the Software.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
  * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
  
  #ifndef USBBUSINTERFACE_H
  #define USBBUSINTERFACE_H
  
  #include "mbed.h"
  #include "USBEndpoints.h"
  
  class USBHAL {
  public:
      /* Configuration */
      USBHAL();
      ~USBHAL();
      void connect(void);
      void disconnect(void);
      void configureDevice(void);
      void unconfigureDevice(void);
      void setAddress(uint8_t address);
      void remoteWakeup(void);
  
      /* Endpoint 0 */
      void EP0setup(uint8_t *buffer);
      void EP0read(void);
      void EP0readStage(void);
      uint32_t EP0getReadResult(uint8_t *buffer);
      void EP0write(uint8_t *buffer, uint32_t size);
      void EP0getWriteResult(void);
      void EP0stall(void);
  
      /* Other endpoints */
      EP_STATUS endpointRead(uint8_t endpoint, uint32_t maximumSize);
      EP_STATUS endpointReadResult(uint8_t endpoint, uint8_t *data, uint32_t *bytesRead);
      EP_STATUS endpointWrite(uint8_t endpoint, uint8_t *data, uint32_t size);
      EP_STATUS endpointWriteResult(uint8_t endpoint);
      void stallEndpoint(uint8_t endpoint);
      void unstallEndpoint(uint8_t endpoint);
      bool realiseEndpoint(uint8_t endpoint, uint32_t maxPacket, uint32_t options);
      bool getEndpointStallState(unsigned char endpoint);
      uint32_t endpointReadcore(uint8_t endpoint, uint8_t *buffer);
      
  protected:
      virtual void busReset(void){};
      virtual void EP0setupCallback(void){};
      virtual void EP0out(void){};
      virtual void EP0in(void){};
      virtual void connectStateChanged(unsigned int connected){};
      virtual void suspendStateChanged(unsigned int suspended){};
      virtual void SOF(int frameNumber){};
              
      virtual bool EP1_OUT_callback(){return false;};
      virtual bool EP1_IN_callback(){return false;};
      virtual bool EP2_OUT_callback(){return false;};
      virtual bool EP2_IN_callback(){return false;};
      virtual bool EP3_OUT_callback(){return false;};
      virtual bool EP3_IN_callback(){return false;};
      virtual bool EP4_OUT_callback(){return false;};
      virtual bool EP4_IN_callback(){return false;};
      
  #if !defined(TARGET_LPC11U24)
      virtual bool EP5_OUT_callback(){return false;};
      virtual bool EP5_IN_callback(){return false;};
      virtual bool EP6_OUT_callback(){return false;};
      virtual bool EP6_IN_callback(){return false;};
      virtual bool EP7_OUT_callback(){return false;};
      virtual bool EP7_IN_callback(){return false;};
      virtual bool EP8_OUT_callback(){return false;};
      virtual bool EP8_IN_callback(){return false;};
      virtual bool EP9_OUT_callback(){return false;};
      virtual bool EP9_IN_callback(){return false;};
      virtual bool EP10_OUT_callback(){return false;};
      virtual bool EP10_IN_callback(){return false;};
      virtual bool EP11_OUT_callback(){return false;};
      virtual bool EP11_IN_callback(){return false;};
      virtual bool EP12_OUT_callback(){return false;};
      virtual bool EP12_IN_callback(){return false;};
      virtual bool EP13_OUT_callback(){return false;};
      virtual bool EP13_IN_callback(){return false;};
      virtual bool EP14_OUT_callback(){return false;};
      virtual bool EP14_IN_callback(){return false;};
      virtual bool EP15_OUT_callback(){return false;};
      virtual bool EP15_IN_callback(){return false;};
  #endif
      
  private:
      void usbisr(void);
      static void _usbisr(void);
      static USBHAL * instance;
  
  #if defined(TARGET_LPC11U24)
          bool (USBHAL::*epCallback[10 - 2])(void);
  #else
          bool (USBHAL::*epCallback[32 - 2])(void);
  #endif
  
          
  };
  #endif
  