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/*
* Copyright (C) 2007-2010 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,
modeStreamRead,
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, 'r', "read",
"Read a stream from a Myriad file.");
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.");
setOverride( "create", "create" );
setOverride( "info", "info" );
setOverride( "new", "new" );
setOverride( "read", "read" );
parse( argc, argv );
}
Mode eMode;
int iBlockSize;
int iPreallocate;
int iStream;
Bu::FString sFile;
Bu::FString sSrc;
};
Bu::Formatter &operator>>( Bu::Formatter &f, Mode &m )
{
Bu::FString sTok = f.readToken();
if( sTok == "create" )
m = modeCreate;
else if( sTok == "info" )
m = modeInfo;
else if( sTok == "new" )
m = modeStreamNew;
else if( sTok == "read" )
m = modeStreamRead;
else
m = modeNone;
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 );
Myriad m( fOut );
m.initialize( 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 );
m.initialize();
}
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.initialize();
m.createStream( opts.iPreallocate );
}
break;
case modeStreamRead:
if( !opts.sFile.isSet() )
{
sio << "Please specify a file manipulate." << sio.nl;
return 0;
}
else
{
File fOut( opts.sFile, File::Read );
Myriad m( fOut );
m.initialize();
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;
}
}
break;
case modeNone:
sio << "Please select a mode, for more info, try --help."
<< sio.nl << sio.nl;
break;
}
return 0;
}
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