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-rw-r--r--src/tools/nidstool.cpp248
1 files changed, 0 insertions, 248 deletions
diff --git a/src/tools/nidstool.cpp b/src/tools/nidstool.cpp
deleted file mode 100644
index 41179f9..0000000
--- a/src/tools/nidstool.cpp
+++ /dev/null
@@ -1,248 +0,0 @@
1/*
2 * Copyright (C) 2007-2010 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/file.h"
9#include "bu/nids.h"
10#include "bu/nidsstream.h"
11#include "bu/paramproc.h"
12
13#include <stdlib.h>
14
15typedef struct Block
16{
17 uint32_t uFirstBlock;
18 uint32_t uNextBlock;
19 uint32_t uBytesUsed;
20} Block;
21
22class Param : public Bu::ParamProc
23{
24public:
25 Param( int argc, char *argv[] )
26 {
27 addHelpBanner("nidstool - Do stuff with nids files.\n\n");
28 addParam("info", 'i', mkproc(Param::procInfo),
29 "Print some info about the file.");
30 addParam("dump", 'd', mkproc(Param::procDump),
31 "Dump a stream to a file.");
32 addParam("analyze", 'a', mkproc(Param::procAnalyze),
33 "Analyze a nids file.");
34 addParam("copy", 'c', mkproc(Param::procCopy),
35 "Copy a nids file, changing settings.");
36 addParam("help", 'h', mkproc(Bu::ParamProc::help), "This help.");
37 process( argc, argv );
38 }
39
40 virtual ~Param()
41 {
42 }
43
44 void printInfo( Bu::Nids &n )
45 {
46 printf("File info:\n");
47 printf(" Header overhead: %db\n", n.getBlockStart() );
48 printf(" Block size: %db\n", n.getBlockSize() );
49 printf(" Block count: %d\n", n.getNumBlocks() );
50 printf(" Blocks used: %d (%d%%)\n", n.getNumUsedBlocks(),
51 n.getNumUsedBlocks()*100/n.getNumBlocks() );
52 printf(" Block overhead: %db\n", n.getBlockOverhead() );
53 printf(" Block storage: %db (%d%%)\n",
54 n.getBlockSize()-n.getBlockOverhead(),
55 (n.getBlockSize()-n.getBlockOverhead())*100/n.getBlockSize() );
56 }
57
58 int procInfo( int argc, char *argv[] )
59 {
60 if( argc < 1 )
61 {
62 printf("You must provide a file name.\n");
63 exit( 1 );
64 }
65
66 Bu::File fIn( argv[0], Bu::File::Read );
67 Bu::Nids n( fIn );
68 n.initialize();
69
70 printInfo( n );
71
72 if( argc >= 2 )
73 {
74 uint32_t uStream = strtoul( argv[1], NULL, 0 );
75 uint32_t uBlock = uStream;
76
77 Block b;
78
79 for(;;)
80 {
81 fIn.setPos( n.getBlockStart()+n.getBlockSize()*uBlock );
82 fIn.read( &b, sizeof(Block) );
83 printf("Stream %u: block %u, next %u, %ub used.\n",
84 uStream, uBlock, b.uNextBlock, b.uBytesUsed
85 );
86 if( b.uNextBlock == 0xFFFFFFFFUL )
87 break;
88 uBlock = b.uNextBlock;
89 }
90 printf("Stream End.\n");
91
92 return 2;
93 }
94
95 return 1;
96 }
97
98 int procDump( int argc, char *argv[] )
99 {
100 if( argc < 3 )
101 {
102 printf("You must provide a nids file, a stream id, and an output "
103 "file.\n");
104 exit( 1 );
105 }
106
107 Bu::File fIn( argv[0], Bu::File::Read );
108 Bu::Nids n( fIn );
109 n.initialize();
110
111 int iStream = strtol( argv[1], NULL, 0 );
112 Bu::NidsStream sIn = n.openStream( iStream );
113
114 Bu::File fOut( argv[2], Bu::File::Write|Bu::File::Create );
115 int iTotal = 0;
116 char buf[100];
117 for(;;)
118 {
119 int iRead = sIn.read( buf, 100 );
120 iTotal += fOut.write( buf, iRead );
121 if( iRead < 100 )
122 break;
123 }
124
125 printf("Wrote %db from stream %d in %s to %s.\n",
126 iTotal, iStream, argv[0], argv[2] );
127 return 3;
128 }
129
130 int procAnalyze( int argc, char *argv[] )
131 {
132 if( argc < 1 )
133 {
134 printf("You must provide a file name.\n");
135 exit( 1 );
136 }
137
138 Bu::File fIn( argv[0], Bu::File::Read );
139 Bu::Nids n( fIn );
140 n.initialize();
141
142 printInfo( n );
143
144 int iStreamCnt = 0;
145 int iStreamTotal = 0;
146 int iOneBlock = 0;
147 uint32_t iLargest = 0;
148 uint32_t iSmallest = 0;
149 int iWaste = 0;
150 int iUsable = n.getBlockSize()-n.getBlockOverhead();
151 Block b;
152 for( int j = 0; j < n.getNumBlocks(); j++ )
153 {
154 fIn.setPos( n.getBlockStart()+n.getBlockSize()*j );
155 fIn.read( &b, sizeof(Block) );
156 if( b.uFirstBlock != (uint32_t)j )
157 continue;
158
159 iStreamCnt++;
160 iStreamTotal += b.uBytesUsed;
161
162 if( b.uNextBlock == 0xFFFFFFFFUL )
163 {
164 iOneBlock++;
165 iWaste += iUsable - b.uBytesUsed;
166 }
167 else
168 {
169 iWaste += iUsable - (b.uBytesUsed%iUsable);
170 }
171
172 if( j == 0 )
173 {
174 iSmallest = iLargest = b.uBytesUsed;
175 }
176 else
177 {
178 if( iLargest < b.uBytesUsed )
179 iLargest = b.uBytesUsed;
180 if( iSmallest > b.uBytesUsed )
181 iSmallest = b.uBytesUsed;
182 }
183 }
184 printf("Steam analysis:\n");
185 printf(" Stream count: %d\n", iStreamCnt );
186 printf(" Stream size: %db/%db/%db (min/avr/max)\n",
187 iSmallest, iStreamTotal/iStreamCnt, iLargest );
188 printf(" One-block streams: %d (%d%%)\n",
189 iOneBlock, iOneBlock*100/iStreamCnt );
190 printf(" Total wasted space: %db (%d%%)\n",
191 iWaste, iWaste*100/iStreamTotal );
192 printf(" Avr blocks-per-stream: %f%%\n",
193 (float)n.getNumBlocks()/(float)iStreamCnt );
194
195 return 1;
196 }
197
198 int procCopy( int argc, char *argv[] )
199 {
200 if( argc < 3 )
201 {
202 printf("You must provide source stream, blocksize, destination.\n");
203 exit( 1 );
204 }
205
206 Bu::File fIn( argv[0], Bu::File::Read );
207 Bu::Nids nIn( fIn );
208 nIn.initialize();
209
210 Bu::File fOut( argv[2], Bu::File::Read|Bu::File::Write|Bu::File::Create|
211 Bu::File::Truncate );
212 Bu::Nids nOut( fOut );
213 nOut.initialize( strtol( argv[1], 0, NULL ) );
214
215 Block b;
216 for( int j = 0; j < nIn.getNumBlocks(); j++ )
217 {
218 fIn.setPos( nIn.getBlockStart()+nIn.getBlockSize()*j );
219 fIn.read( &b, sizeof(Block) );
220 if( b.uFirstBlock != (uint32_t)j )
221 continue;
222
223 Bu::NidsStream sIn = nIn.openStream( j );
224 int iNew = nOut.createStream();
225 Bu::NidsStream sOut = nOut.openStream( iNew );
226
227 char buf[1024];
228 for(;;)
229 {
230 int iRead = sIn.read( buf, 1024 );
231 sOut.write( buf, iRead );
232 if( iRead < 1024 )
233 break;
234 }
235 }
236
237 return 3;
238 }
239};
240
241
242int main( int argc, char *argv[] )
243{
244 Param p( argc, argv );
245
246 return 0;
247}
248
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