]>
git.ipfire.org Git - thirdparty/squid.git/blob - src/DiskIO/Blocking/BlockingFile.h
2 * DEBUG: section 47 Store Directory Routines
3 * AUTHOR: Robert Collins
5 * SQUID Web Proxy Cache http://www.squid-cache.org/
6 * ----------------------------------------------------------
8 * Squid is the result of efforts by numerous individuals from
9 * the Internet community; see the CONTRIBUTORS file for full
10 * details. Many organizations have provided support for Squid's
11 * development; see the SPONSORS file for full details. Squid is
12 * Copyrighted (C) 2001 by the Regents of the University of
13 * California; see the COPYRIGHT file for full details. Squid
14 * incorporates software developed and/or copyrighted by other
15 * sources; see the CREDITS file for full details.
17 * This program is free software; you can redistribute it and/or modify
18 * it under the terms of the GNU General Public License as published by
19 * the Free Software Foundation; either version 2 of the License, or
20 * (at your option) any later version.
22 * This program is distributed in the hope that it will be useful,
23 * but WITHOUT ANY WARRANTY; without even the implied warranty of
24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
25 * GNU General Public License for more details.
27 * You should have received a copy of the GNU General Public License
28 * along with this program; if not, write to the Free Software
29 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
31 * Copyright (c) 2003, Robert Collins <robertc@squid-cache.org>
34 #ifndef SQUID_BLOCKINGFILE_H
35 #define SQUID_BLOCKINGFILE_H
38 #include "DiskIO/DiskFile.h"
39 #include "DiskIO/IORequestor.h"
41 class BlockingFile
: public DiskFile
45 void *operator new(size_t);
46 void operator delete(void *);
47 BlockingFile(char const *path
);
49 virtual void open(int flags
, mode_t mode
, RefCount
<IORequestor
> callback
);
50 virtual void create(int flags
, mode_t mode
, RefCount
<IORequestor
> callback
);
51 virtual void read(ReadRequest
*);
52 virtual void write(WriteRequest
*);
54 virtual bool error() const;
55 virtual int getFD() const { return fd
;}
57 virtual bool canRead() const;
58 virtual bool ioInProgress() const;
62 static DWCB WriteDone
;
65 void error (bool const &);
68 RefCount
<IORequestor
> ioRequestor
;
69 RefCount
<ReadRequest
> readRequest
;
70 RefCount
<WriteRequest
> writeRequest
;
72 void readDone(int fd
, const char *buf
, int len
, int errflag
);
73 void writeDone(int fd
, int errflag
, size_t len
);
75 CBDATA_CLASS(BlockingFile
);
78 #endif /* SQUID_BLOCKINGFILE_H */