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-rw-r--r--src/tools/myriad.cpp280
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diff --git a/src/tools/myriad.cpp b/src/tools/myriad.cpp
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1/*
2 * Copyright (C) 2007-2023 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#include "bu/sio.h"
9#include "bu/file.h"
10#include "bu/myriad.h"
11#include "bu/myriadstream.h"
12#include "bu/optparser.h"
13
14#include <stdlib.h>
15
16using namespace Bu;
17
18enum Mode
19{
20 modeCreate,
21 modeInfo,
22 modeStreamNew,
23 modeStreamDump,
24 modeStreamPut,
25 modeStreamGet,
26 modeBlockMap,
27
28 modeNone
29};
30
31class Options : public OptParser
32{
33public:
34 Options( int argc, char *argv[] ) :
35 eMode( modeNone ),
36 iBlockSize( 64 ),
37 iPreallocate( 0 ),
38 iStream( 0 )
39 {
40 addHelpBanner("Mode of operation:");
41 addOption( eMode, 'c', "create",
42 "Create a new Myriad file." );
43 addOption( eMode, 'i', "info",
44 "Display some info about a Myriad file." );
45 addOption( eMode, 'n', "new",
46 "Create a new sub-stream in a Myriad file.");
47 addOption( eMode, 'd', "dump",
48 "Display a hexdump of a stream from a Myriad file.");
49 addOption( eMode, "get",
50 "Get a file out of a Myriad stream (use --dst).");
51 addOption( eMode, "put",
52 "Put a file into a Myriad stream (usr --src).");
53 addOption( eMode, 'm', "block-map",
54 "Visualize block usage.");
55 addHelpOption();
56
57 addHelpBanner("\nGeneral options:");
58 addOption( iBlockSize, 'b', "block-size", "Set the block size." );
59 addOption( iPreallocate, 'p', "preallocate",
60 "Number of blocks to preallocate." );
61 addOption( sFile, 'f', "file", "Set the Myriad filename." );
62 addOption( iStream, 's', "stream", "Substream to work with.");
63 addOption( sSrc, "src", "Source file for copying into a Myriad file.");
64 addOption( sDst, "dst",
65 "Destination file for copying out of a Myriad file.");
66
67 setOverride( "create", modeCreate );
68 setOverride( "info", modeInfo );
69 setOverride( "new", modeStreamNew );
70 setOverride( "dump", modeStreamDump );
71 setOverride( "put", modeStreamPut );
72 setOverride( "get", modeStreamGet );
73 setOverride( "block-map", modeBlockMap );
74
75 parse( argc, argv );
76 }
77
78 Mode eMode;
79 int iBlockSize;
80 int iPreallocate;
81 int iStream;
82 Bu::String sFile;
83 Bu::String sSrc;
84 Bu::String sDst;
85};
86
87Bu::Formatter &operator>>( Bu::Formatter &f, Mode & /*e*/ )
88{
89 sio << "Uh oh, the formatter was called..." << sio.nl;
90 return f;
91}
92
93int main( int argc, char *argv[] )
94{
95 Options opts( argc, argv );
96
97 switch( opts.eMode )
98 {
99 case modeCreate:
100 if( !opts.sFile.isSet() )
101 {
102 sio << "Please specify a file to create." << sio.nl;
103 return 0;
104 }
105 else
106 {
107 File fOut( opts.sFile, File::WriteNew|File::Read );
108 Myriad m( fOut, opts.iBlockSize, opts.iPreallocate );
109 }
110 break;
111
112 case modeInfo:
113 if( !opts.sFile.isSet() )
114 {
115 sio << "Please specify a file to display info about." << sio.nl;
116 return 0;
117 }
118 else
119 {
120 File fIn( opts.sFile, File::Read );
121 Myriad m( fIn );
122 sio << "Myriad info:" << sio.nl
123 << " Block size: " << m.getBlockSize() << sio.nl
124 << " Block count: " << m.getNumBlocks() << sio.nl
125 << " Blocks used: " << m.getNumUsedBlocks() << " ("
126 << m.getNumUsedBlocks()*100/m.getNumBlocks() << "%)"
127 << sio.nl
128 << " Stream count: " << m.getNumStreams() << sio.nl
129 << " Used space: " << m.getTotalUsedBytes() << sio.nl
130 << " Unused space: " << m.getTotalUnusedBytes() << sio.nl
131 << " % of files: " << (double)(m.getNumBlocks()*m.getBlockSize())/(double)(m.getTotalUsedBytes() + m.getTotalUnusedBytes( 4096 ))*100.0 << sio.nl;
132/* Bu::Array<int> aStreams = m.getStreamIds();
133 sio << " Stream info:" << sio.nl;
134 for( Bu::Array<int>::iterator i = aStreams.begin(); i; i++ )
135 {
136 sio << " " << Fmt(4) << *i << ") "
137 << m.getStreamSize( *i ) << "b" << sio.nl;
138 } */
139 }
140 break;
141
142 case modeStreamNew:
143 if( !opts.sFile.isSet() )
144 {
145 sio << "Please specify a file manipulate." << sio.nl;
146 return 0;
147 }
148 else
149 {
150 File fOut( opts.sFile, File::Write|File::Read );
151 Myriad m( fOut );
152 m.createStream( opts.iPreallocate );
153 }
154 break;
155
156 case modeStreamDump:
157 if( !opts.sFile.isSet() )
158 {
159 sio << "Please specify a file to manipulate." << sio.nl;
160 return 0;
161 }
162 else
163 {
164 File fOut( opts.sFile, File::Read );
165 Myriad m( fOut );
166 MyriadStream s = m.openStream( opts.iStream );
167 sio << "Stream " << opts.iStream << ":" << sio.nl;
168 char buf[8];
169 int iPos = 0;
170 while( !s.isEos() )
171 {
172 size_t sAmnt = s.read( buf, 8 );
173 sio << Fmt(5) << iPos << ": ";
174 iPos += sAmnt;
175 for( size_t j = 0; j < sAmnt; j++ )
176 {
177 sio << Fmt::hex(2) << (int)((unsigned char)buf[j])
178 << " ";
179 }
180 for( size_t j = sAmnt; j < 8; j++ )
181 {
182 sio << "-- ";
183 }
184 sio << "| ";
185 for( size_t j = 0; j < sAmnt; j++ )
186 {
187 if( buf[j] >= 32 && buf[j] <= 126 )
188 sio << buf[j] << " ";
189 else
190 sio << " ";
191 }
192 sio << sio.nl;
193 }
194 sio << "Position: " << s.tell() << ", isEos()=" << s.isEos()
195 << sio.nl;
196 }
197 break;
198
199 case modeStreamPut:
200 if( !opts.sFile.isSet() )
201 {
202 sio << "Please specify a file manipulate." << sio.nl;
203 return 0;
204 }
205 else if( !opts.sSrc.isSet() )
206 {
207 sio << "Please specify a source file to read." << sio.nl;
208 }
209 else
210 {
211 File fOut( opts.sFile, File::Write|File::Read );
212 Myriad m( fOut );
213 MyriadStream sOut = m.openStream(
214 m.createStream( opts.iPreallocate )
215 );
216 File fIn( opts.sSrc, File::Read );
217 char buf[1024];
218 while( !fIn.isEos() )
219 {
220 sOut.write( buf, fIn.read( buf, 1024 ) );
221 }
222 }
223 break;
224
225 case modeStreamGet:
226 if( !opts.sFile.isSet() )
227 {
228 sio << "Please specify a file manipulate." << sio.nl;
229 return 0;
230 }
231 else if( !opts.sDst.isSet() )
232 {
233 sio << "Please specify a destination file to write." << sio.nl;
234 }
235 else
236 {
237 File fIn( opts.sFile, File::Write|File::Read );
238 Myriad m( fIn );
239 MyriadStream sIn = m.openStream( opts.iStream );
240 File fOut( opts.sDst, File::Write|File::Create|File::Truncate );
241 char buf[1024];
242 while( !sIn.isEos() )
243 {
244 fOut.write( buf, sIn.read( buf, 1024 ) );
245 }
246 }
247 break;
248
249 case modeBlockMap:
250 if( !opts.sFile.isSet() )
251 {
252 sio << "Please specify a file manipulate." << sio.nl;
253 return 0;
254 }
255 {
256 File fIn( opts.sFile, File::Write|File::Read );
257 Myriad m( fIn );
258 Bu::BitString bs = m.getBlocksUsed();
259 for( int j = 0; j < bs.getSize(); j++ )
260 {
261 if( j>0 && (j%50) == 0 )
262 Bu::println("");
263 if( bs.getBit( j ) )
264 Bu::print("#");
265 else
266 Bu::print("-");
267 }
268 Bu::println("\n");
269 }
270 break;
271
272 case modeNone:
273 sio << "Please select a mode, for more info, try --help."
274 << sio.nl << sio.nl;
275 break;
276 }
277
278 return 0;
279}
280
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