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git.ipfire.org Git - thirdparty/squid.git/blob - src/DiskIO/Blocking/BlockingFile.h
2 * Copyright (C) 1996-2014 The Squid Software Foundation and contributors
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.
9 /* DEBUG: section 47 Store Directory Routines */
11 #ifndef SQUID_BLOCKINGFILE_H
12 #define SQUID_BLOCKINGFILE_H
15 #include "DiskIO/DiskFile.h"
16 #include "DiskIO/IORequestor.h"
18 class BlockingFile
: public DiskFile
20 CBDATA_CLASS(BlockingFile
);
23 BlockingFile(char const *path
);
25 virtual void open(int flags
, mode_t mode
, RefCount
<IORequestor
> callback
);
26 virtual void create(int flags
, mode_t mode
, RefCount
<IORequestor
> callback
);
27 virtual void read(ReadRequest
*);
28 virtual void write(WriteRequest
*);
30 virtual bool error() const;
31 virtual int getFD() const { return fd
;}
33 virtual bool canRead() const;
34 virtual bool ioInProgress() const;
38 static DWCB WriteDone
;
41 void error (bool const &);
44 RefCount
<IORequestor
> ioRequestor
;
45 RefCount
<ReadRequest
> readRequest
;
46 RefCount
<WriteRequest
> writeRequest
;
48 void readDone(int fd
, const char *buf
, int len
, int errflag
);
49 void writeDone(int fd
, int errflag
, size_t len
);
52 #endif /* SQUID_BLOCKINGFILE_H */