Mercurial > projects > dwt-linux
annotate dwt/dwthelper/InflaterInputStream.d @ 364:2bcb17ebe0be default tip
fix: thx torhu
author | Frank Benoit <benoit@tionex.de> |
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date | Sun, 08 Nov 2009 20:57:46 +0100 |
parents | 5f6d9bb33a53 |
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rev | line source |
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12 | 1 /** |
2 * Authors: Frank Benoit <keinfarbton@googlemail.com> | |
3 */ | |
4 module dwt.dwthelper.InflaterInputStream; | |
5 | |
6 public import dwt.dwthelper.InputStream; | |
7 import dwt.dwthelper.utils; | |
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8 import tango.io.compress.ZlibStream; |
307 | 9 version(Windows){ |
10 version(build){ | |
11 pragma(link,"zlib"); | |
12 } | |
13 } | |
362 | 14 import tango.io.device.Conduit; |
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15 |
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16 class InputStreamWrapper : tango.io.model.IConduit.InputStream { |
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17 |
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18 dwt.dwthelper.InputStream.InputStream istr; |
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19 |
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20 this( dwt.dwthelper.InputStream.InputStream istr ){ |
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21 this.istr = istr; |
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22 } |
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23 |
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24 uint read (void[] dst){ |
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25 int res = istr.read( cast(byte[])dst ); |
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26 return res; |
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27 } |
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28 |
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29 IOStream flush () { |
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30 return this; |
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31 } |
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32 |
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33 void[] load ( size_t max = -1 ) { |
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34 return Conduit.load (this, max); |
262 | 35 } |
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36 |
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37 tango.io.model.IConduit.InputStream clear (){ |
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38 return this; |
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39 } |
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40 |
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41 tango.io.model.IConduit.IConduit conduit (){ |
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42 return null; |
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43 } |
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44 |
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45 void close (){ |
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46 istr.close(); |
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47 } |
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48 tango.io.model.IConduit.InputStream input (){ |
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49 return null; |
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50 } |
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51 long seek (long offset, Anchor anchor = Anchor.Begin){ |
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52 return 0; |
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53 } |
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54 } |
12 | 55 |
56 public class InflaterInputStream : dwt.dwthelper.InputStream.InputStream { | |
57 | |
58 alias dwt.dwthelper.InputStream.InputStream.read read; | |
59 alias dwt.dwthelper.InputStream.InputStream.skip skip; | |
60 alias dwt.dwthelper.InputStream.InputStream.available available; | |
61 alias dwt.dwthelper.InputStream.InputStream.close close; | |
62 alias dwt.dwthelper.InputStream.InputStream.mark mark; | |
63 alias dwt.dwthelper.InputStream.InputStream.reset reset; | |
64 alias dwt.dwthelper.InputStream.InputStream.markSupported markSupported; | |
65 | |
66 protected byte[] buf; | |
67 protected int len; | |
68 package bool usesDefaultInflater = false; | |
69 | |
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70 ZlibInput tangoIstr; |
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71 |
12 | 72 public this ( dwt.dwthelper.InputStream.InputStream istr ){ |
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73 tangoIstr = new ZlibInput( new InputStreamWrapper(istr )); |
12 | 74 } |
75 | |
76 public int read(){ | |
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77 ubyte[1] data; |
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78 uint res = tangoIstr.read( data ); |
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79 if( res !is 1 ){ |
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80 return data[0] & 0xFF; |
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81 } |
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82 return -1; |
12 | 83 } |
84 | |
85 public int read( byte[] b, int off, int len ){ | |
86 implMissing( __FILE__, __LINE__ ); | |
87 return 0; | |
88 } | |
89 | |
90 public int available(){ | |
91 implMissing( __FILE__, __LINE__ ); | |
92 return 0; | |
93 } | |
94 | |
95 public long skip( long n ){ | |
96 implMissing( __FILE__, __LINE__ ); | |
97 return 0L; | |
98 } | |
99 | |
100 public void close(){ | |
101 implMissing( __FILE__, __LINE__ ); | |
102 } | |
103 | |
104 public void fill(){ | |
105 implMissing( __FILE__, __LINE__ ); | |
106 } | |
107 | |
108 public bool markSupported(){ | |
109 implMissing( __FILE__, __LINE__ ); | |
110 return false; | |
111 } | |
112 | |
113 public synchronized void mark( int readlimit ){ | |
114 implMissing( __FILE__, __LINE__ ); | |
115 } | |
116 | |
117 public synchronized void reset(){ | |
118 implMissing( __FILE__, __LINE__ ); | |
119 } | |
120 } | |
121 | |
122 |