src/fs/rock/RockIoRequests.h

   1 /*
   2  * Copyright (C) 1996-2014 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_FS_ROCK_IO_REQUESTS_H
  10 #define SQUID_FS_ROCK_IO_REQUESTS_H
  11
  12 #include "DiskIO/ReadRequest.h"
  13 #include "DiskIO/WriteRequest.h"
  14 #include "fs/rock/RockIoState.h"
  15
  16 class DiskFile;
  17
  18 namespace Rock
  19 {
  20
  21 /// \ingroup Rock
  22 class ReadRequest: public ::ReadRequest
  23 {
  24 public:
  25     ReadRequest(const ::ReadRequest &base, const IoState::Pointer &anSio);
  26     IoState::Pointer sio;
  27
  28 private:
  29     CBDATA_CLASS2(ReadRequest);
  30 };
  31
  32 /// \ingroup Rock
  33 class WriteRequest: public ::WriteRequest
  34 {
  35 public:
  36     WriteRequest(const ::WriteRequest &base, const IoState::Pointer &anSio);
  37     IoState::Pointer sio;
  38
  39     /// slot being written using this write request
  40     SlotId sidCurrent;
  41
  42     /// allocated next slot (negative if we are writing the last slot)
  43     SlotId sidNext;
  44
  45     /// whether this is the last request for the entry
  46     bool eof;
  47
  48 private:
  49     CBDATA_CLASS2(WriteRequest);
  50 };
  51
  52 } // namespace Rock
  53
  54 #endif /* SQUID_FS_ROCK_IO_REQUESTS_H */