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/*
* Copyright (C) 2007-2023 Xagasoft, All rights reserved.
*
* This file is part of the libbu++ library and is released under the
* terms of the license contained in the file LICENSE.
*/
#include "bu/sio.h"
#include "bu/file.h"
#include "bu/myriad.h"
#include "bu/myriadstream.h"
#include "bu/optparser.h"
#include <stdlib.h>
using namespace Bu;
enum Mode
{
modeCreate,
modeInfo,
modeStreamNew,
modeStreamDump,
modeStreamPut,
modeStreamGet,
modeBlockMap,
modeNone
};
class Options : public OptParser
{
public:
Options( int argc, char *argv[] ) :
eMode( modeNone ),
iBlockSize( 64 ),
iPreallocate( 0 ),
iStream( 0 )
{
addHelpBanner("Mode of operation:");
addOption( eMode, 'c', "create",
"Create a new Myriad file." );
addOption( eMode, 'i', "info",
"Display some info about a Myriad file." );
addOption( eMode, 'n', "new",
"Create a new sub-stream in a Myriad file.");
addOption( eMode, 'd', "dump",
"Display a hexdump of a stream from a Myriad file.");
addOption( eMode, "get",
"Get a file out of a Myriad stream (use --dst).");
addOption( eMode, "put",
"Put a file into a Myriad stream (usr --src).");
addOption( eMode, 'm', "block-map",
"Visualize block usage.");
addHelpOption();
addHelpBanner("\nGeneral options:");
addOption( iBlockSize, 'b', "block-size", "Set the block size." );
addOption( iPreallocate, 'p', "preallocate",
"Number of blocks to preallocate." );
addOption( sFile, 'f', "file", "Set the Myriad filename." );
addOption( iStream, 's', "stream", "Substream to work with.");
addOption( sSrc, "src", "Source file for copying into a Myriad file.");
addOption( sDst, "dst",
"Destination file for copying out of a Myriad file.");
setOverride( "create", modeCreate );
setOverride( "info", modeInfo );
setOverride( "new", modeStreamNew );
setOverride( "dump", modeStreamDump );
setOverride( "put", modeStreamPut );
setOverride( "get", modeStreamGet );
setOverride( "block-map", modeBlockMap );
parse( argc, argv );
}
Mode eMode;
int iBlockSize;
int iPreallocate;
int iStream;
Bu::String sFile;
Bu::String sSrc;
Bu::String sDst;
};
Bu::Formatter &operator>>( Bu::Formatter &f, Mode & /*e*/ )
{
sio << "Uh oh, the formatter was called..." << sio.nl;
return f;
}
int main( int argc, char *argv[] )
{
Options opts( argc, argv );
switch( opts.eMode )
{
case modeCreate:
if( !opts.sFile.isSet() )
{
sio << "Please specify a file to create." << sio.nl;
return 0;
}
else
{
File fOut( opts.sFile, File::WriteNew|File::Read );
Myriad m( fOut, opts.iBlockSize, opts.iPreallocate );
}
break;
case modeInfo:
if( !opts.sFile.isSet() )
{
sio << "Please specify a file to display info about." << sio.nl;
return 0;
}
else
{
File fIn( opts.sFile, File::Read );
Myriad m( fIn );
sio << "Myriad info:" << sio.nl
<< " Block size: " << m.getBlockSize() << sio.nl
<< " Block count: " << m.getNumBlocks() << sio.nl
<< " Blocks used: " << m.getNumUsedBlocks() << " ("
<< m.getNumUsedBlocks()*100/m.getNumBlocks() << "%)"
<< sio.nl
<< " Stream count: " << m.getNumStreams() << sio.nl
<< " Used space: " << m.getTotalUsedBytes() << sio.nl
<< " Unused space: " << m.getTotalUnusedBytes() << sio.nl
<< " % of files: " << (double)(m.getNumBlocks()*m.getBlockSize())/(double)(m.getTotalUsedBytes() + m.getTotalUnusedBytes( 4096 ))*100.0 << sio.nl;
/* Bu::Array<int> aStreams = m.getStreamIds();
sio << " Stream info:" << sio.nl;
for( Bu::Array<int>::iterator i = aStreams.begin(); i; i++ )
{
sio << " " << Fmt(4) << *i << ") "
<< m.getStreamSize( *i ) << "b" << sio.nl;
} */
}
break;
case modeStreamNew:
if( !opts.sFile.isSet() )
{
sio << "Please specify a file manipulate." << sio.nl;
return 0;
}
else
{
File fOut( opts.sFile, File::Write|File::Read );
Myriad m( fOut );
m.createStream( opts.iPreallocate );
}
break;
case modeStreamDump:
if( !opts.sFile.isSet() )
{
sio << "Please specify a file to manipulate." << sio.nl;
return 0;
}
else
{
File fOut( opts.sFile, File::Read );
Myriad m( fOut );
MyriadStream s = m.openStream( opts.iStream );
sio << "Stream " << opts.iStream << ":" << sio.nl;
char buf[8];
int iPos = 0;
while( !s.isEos() )
{
size_t sAmnt = s.read( buf, 8 );
sio << Fmt(5) << iPos << ": ";
iPos += sAmnt;
for( size_t j = 0; j < sAmnt; j++ )
{
sio << Fmt::hex(2) << (int)((unsigned char)buf[j])
<< " ";
}
for( size_t j = sAmnt; j < 8; j++ )
{
sio << "-- ";
}
sio << "| ";
for( size_t j = 0; j < sAmnt; j++ )
{
if( buf[j] >= 32 && buf[j] <= 126 )
sio << buf[j] << " ";
else
sio << " ";
}
sio << sio.nl;
}
sio << "Position: " << s.tell() << ", isEos()=" << s.isEos()
<< sio.nl;
}
break;
case modeStreamPut:
if( !opts.sFile.isSet() )
{
sio << "Please specify a file manipulate." << sio.nl;
return 0;
}
else if( !opts.sSrc.isSet() )
{
sio << "Please specify a source file to read." << sio.nl;
}
else
{
File fOut( opts.sFile, File::Write|File::Read );
Myriad m( fOut );
MyriadStream sOut = m.openStream(
m.createStream( opts.iPreallocate )
);
File fIn( opts.sSrc, File::Read );
char buf[1024];
while( !fIn.isEos() )
{
sOut.write( buf, fIn.read( buf, 1024 ) );
}
}
break;
case modeStreamGet:
if( !opts.sFile.isSet() )
{
sio << "Please specify a file manipulate." << sio.nl;
return 0;
}
else if( !opts.sDst.isSet() )
{
sio << "Please specify a destination file to write." << sio.nl;
}
else
{
File fIn( opts.sFile, File::Write|File::Read );
Myriad m( fIn );
MyriadStream sIn = m.openStream( opts.iStream );
File fOut( opts.sDst, File::Write|File::Create|File::Truncate );
char buf[1024];
while( !sIn.isEos() )
{
fOut.write( buf, sIn.read( buf, 1024 ) );
}
}
break;
case modeBlockMap:
if( !opts.sFile.isSet() )
{
sio << "Please specify a file manipulate." << sio.nl;
return 0;
}
{
File fIn( opts.sFile, File::Write|File::Read );
Myriad m( fIn );
Bu::BitString bs = m.getBlocksUsed();
for( int j = 0; j < bs.getSize(); j++ )
{
if( j>0 && (j%50) == 0 )
Bu::println("");
if( bs.getBit( j ) )
Bu::print("#");
else
Bu::print("-");
}
Bu::println("\n");
}
break;
case modeNone:
sio << "Please select a mode, for more info, try --help."
<< sio.nl << sio.nl;
break;
}
return 0;
}
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