]>
git.ipfire.org Git - thirdparty/squid.git/blob - src/DiskIO/Blocking/BlockingFile.h
4 * DEBUG: section 47 Store Directory Routines
5 * AUTHOR: Robert Collins
7 * SQUID Web Proxy Cache http://www.squid-cache.org/
8 * ----------------------------------------------------------
10 * Squid is the result of efforts by numerous individuals from
11 * the Internet community; see the CONTRIBUTORS file for full
12 * details. Many organizations have provided support for Squid's
13 * development; see the SPONSORS file for full details. Squid is
14 * Copyrighted (C) 2001 by the Regents of the University of
15 * California; see the COPYRIGHT file for full details. Squid
16 * incorporates software developed and/or copyrighted by other
17 * sources; see the CREDITS file for full details.
19 * This program is free software; you can redistribute it and/or modify
20 * it under the terms of the GNU General Public License as published by
21 * the Free Software Foundation; either version 2 of the License, or
22 * (at your option) any later version.
24 * This program is distributed in the hope that it will be useful,
25 * but WITHOUT ANY WARRANTY; without even the implied warranty of
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
27 * GNU General Public License for more details.
29 * You should have received a copy of the GNU General Public License
30 * along with this program; if not, write to the Free Software
31 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
33 * Copyright (c) 2003, Robert Collins <robertc@squid-cache.org>
36 #ifndef SQUID_BLOCKINGFILE_H
37 #define SQUID_BLOCKINGFILE_H
40 #include "DiskIO/DiskFile.h"
41 #include "DiskIO/IORequestor.h"
43 class BlockingFile
: public DiskFile
47 void *operator new(size_t);
48 void operator delete(void *);
49 BlockingFile(char const *path
);
51 virtual void open(int flags
, mode_t mode
, RefCount
<IORequestor
> callback
);
52 virtual void create(int flags
, mode_t mode
, RefCount
<IORequestor
> callback
);
53 virtual void read(ReadRequest
*);
54 virtual void write(WriteRequest
*);
56 virtual bool error() const;
57 virtual int getFD() const { return fd
;}
59 virtual bool canRead() const;
60 virtual bool ioInProgress() const;
64 static DWCB WriteDone
;
65 CBDATA_CLASS(BlockingFile
);
68 void error (bool const &);
71 RefCount
<IORequestor
> ioRequestor
;
72 RefCount
<ReadRequest
> readRequest
;
73 RefCount
<WriteRequest
> writeRequest
;
75 void readDone(int fd
, const char *buf
, int len
, int errflag
);
76 void writeDone(int fd
, int errflag
, size_t len
);
79 #endif /* SQUID_BLOCKINGFILE_H */