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authorMike Buland <eichlan@xagasoft.com>2012-03-25 20:00:08 +0000
committerMike Buland <eichlan@xagasoft.com>2012-03-25 20:00:08 +0000
commit469bbcf0701e1eb8a6670c23145b0da87357e178 (patch)
treeb5b062a16e46a6c5d3410b4e574cd0cc09057211 /src/unstable/fifo.h
parentee1b79396076edc4e30aefb285fada03bb45e80d (diff)
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Code is all reorganized. We're about ready to release. I should write up a
little explenation of the arrangement.
Diffstat (limited to 'src/unstable/fifo.h')
-rw-r--r--src/unstable/fifo.h72
1 files changed, 72 insertions, 0 deletions
diff --git a/src/unstable/fifo.h b/src/unstable/fifo.h
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1/*
2 * Copyright (C) 2007-2011 Xagasoft, All rights reserved.
3 *
4 * This file is part of the libbu++ library and is released under the
5 * terms of the license contained in the file LICENSE.
6 */
7
8#ifndef BU_FIFO_H
9#define BU_FIFO_H
10
11#include <stdint.h>
12#include <sys/types.h>
13#include <stdlib.h>
14
15#include "bu/stream.h"
16#include "bu/string.h"
17#include "bu/exceptionbase.h"
18
19namespace Bu
20{
21 subExceptionDecl( FifoException );
22
23 /**
24 * A fifo stream.
25 *@ingroup Streams
26 */
27 class Fifo : public Bu::Stream
28 {
29 public:
30 Fifo( const Bu::String &sName, int iFlags, mode_t mAcc=-1 );
31 virtual ~Fifo();
32
33 virtual void close();
34 virtual Bu::size read( void *pBuf, Bu::size nBytes );
35 virtual Bu::size write( const void *pBuf, Bu::size nBytes );
36 using Stream::write;
37
38 virtual Bu::size tell();
39 virtual void seek( Bu::size offset );
40 virtual void setPos( Bu::size pos );
41 virtual void setPosEnd( Bu::size pos );
42 virtual bool isEos();
43 virtual bool isOpen();
44
45 virtual void flush();
46
47 virtual bool canRead();
48 virtual bool canWrite();
49
50 virtual bool isReadable();
51 virtual bool isWritable();
52 virtual bool isSeekable();
53
54 virtual bool isBlocking();
55 virtual void setBlocking( bool bBlocking=true );
56
57 enum {
58 Read = 0x01,
59 Write = 0x02,
60 Create = 0x04,
61 Delete = 0x08,
62 NonBlock = 0x10
63 };
64
65 private:
66 int iFlags;
67 int iIn;
68 int iOut;
69 };
70}
71
72#endif