dol/src/dol/visitor/protothread/lib/WindowedFifo.h

   1 #ifndef _WINDOWEDFIFO_H_\r
   2 #define _WINDOWEDFIFO_H_\r
   3 \r
   4 class WindowedFifo {\r
   5     public:\r
   6         WindowedFifo(unsigned size);\r
   7         virtual ~WindowedFifo();\r
   8 \r
   9         virtual unsigned reserve(void** destination, unsigned len);\r
  10         virtual void release();\r
  11 \r
  12         virtual unsigned capture(void** destination, unsigned len);\r
  13         virtual void consume();\r
  14 \r
  15         virtual unsigned used() const;\r
  16         virtual unsigned unused() const;\r
  17         virtual unsigned size() const;\r
  18     protected:\r
  19         char *_buffer;\r
  20         unsigned _head;\r
  21         unsigned _tail;\r
  22         unsigned _headRoom;\r
  23         unsigned _tailRoom;\r
  24         unsigned _size;\r
  25         unsigned _use; \r
  26         unsigned _writeReserve;
  27         unsigned _readReserve;
  28         bool _isHeadReserved;\r
  29         bool _isTailReserved;\r
  30 };\r
  31 \r
  32 #endif\r