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poledump.cpp
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poledump.cpp
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/* POLE - Portable C++ library to access OLE Storage
Copyright (C) 2002-2007 Ariya Hidayat (ariya@kde.org).
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <iostream>
#include <fstream>
#include <stdlib.h>
#include <stdio.h>
#include <list>
#include <string>
#include "pole.h"
void visit( int indent, POLE::Storage* storage, std::string path )
{
std::list<std::string> entries;
entries = storage->entries( path );
std::list<std::string>::iterator it;
for( it = entries.begin(); it != entries.end(); ++it )
{
std::string name = *it;
std::string fullname = path + name;
for( int j = 0; j < indent; j++ ) std::cout << " ";
POLE::Stream* ss = new POLE::Stream( storage, fullname );
std::cout << name;
if( ss ) if( !ss->fail() )std::cout << " (" << ss->size() << ")";
std::cout << std::endl;
delete ss;
if( storage->isDirectory( fullname ) )
visit( indent+1, storage, fullname + "/" );
}
}
void dump( POLE::Storage* storage, char* stream_name )
{
POLE::Stream* stream = new POLE::Stream( storage, stream_name );
if( !stream ) return;
if( stream->fail() ) return;
// std::cout << "Size: " << stream->size() << " bytes" << std::endl;
unsigned char buffer[16];
for( ;; )
{
unsigned read = stream->read( buffer, sizeof( buffer ) );
for( unsigned i = 0; i < read; i++ )
printf( "%02x ", buffer[i] );
std::cout << " ";
for( unsigned i = 0; i < read; i++ )
printf( "%c", ((buffer[i]>=32)&&(buffer[i]<128)) ? buffer[i] : '.' );
std::cout << std::endl;
if( read < sizeof( buffer ) ) break;
}
delete stream;
}
void extract( POLE::Storage* storage, char* stream_name, char* outfile )
{
POLE::Stream* stream = new POLE::Stream( storage, stream_name );
if( !stream ) return;
if( stream->fail() ) return;
std::ofstream file;
file.open( outfile, std::ios::binary|std::ios::out );
unsigned char buffer[16];
for( ;; )
{
unsigned read = stream->read( buffer, sizeof( buffer ) );
file.write( (const char*)buffer, read );
if( read < sizeof( buffer ) ) break;
}
file.close();
delete stream;
}
int main(int argc, char *argv[])
{
if( argc < 2 )
{
std::cout << "Usage:" << std::endl;
std::cout << argv[0] << " filename [stream-name [output-file]]" << std::endl;
return 0;
}
char* filename = argv[1];
char* streamname = (argc<3) ? 0 : argv[2];
char* outfile = (argc<4) ? 0 : argv[3];
POLE::Storage* storage = new POLE::Storage( filename );
storage->open();
if( storage->result() != POLE::Storage::Ok )
{
std::cout << "Error on file " << filename << std::endl;
return 1;
}
if( !streamname )
visit( 0, storage, "/" );
else if( !outfile )
dump( storage, streamname );
else
extract( storage, streamname, outfile );
delete storage;
return 0;
}