src/DiskIO/IORequestor.h

   1 /*
   2  * Copyright (C) 1996-2022 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 #ifndef SQUID_IOREQUESTOR_H
  10 #define SQUID_IOREQUESTOR_H
  11
  12 #include "base/RefCount.h"
  13
  14 class ReadRequest;
  15
  16 class WriteRequest;
  17
  18 class IORequestor : public RefCountable
  19 {
  20
  21 public:
  22     typedef RefCount<IORequestor> Pointer;
  23     virtual void ioCompletedNotification() = 0;
  24     virtual void closeCompleted() = 0;
  25     virtual void readCompleted(const char *buf, int len, int errflag, RefCount<ReadRequest>) = 0;
  26     virtual void writeCompleted(int errflag, size_t len, RefCount<WriteRequest>) = 0;
  27 };
  28
  29 #endif /* SQUID_IOREQUESTOR_H */
  30