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// This file is part of par2cmdline (a PAR 2.0 compatible file verification and
// repair tool). See http://parchive.sourceforge.net for details of PAR 2.0.
//
// Copyright (c) 2003 Peter Brian Clements
//
// par2cmdline is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// par2cmdline is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
#include "par2cmdline.h"
#ifdef _MSC_VER
#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif
#endif
Par2RepairerSourceFile::Par2RepairerSourceFile(DescriptionPacket *_descriptionpacket,
VerificationPacket *_verificationpacket)
{
firstblocknumber = 0;
descriptionpacket = _descriptionpacket;
verificationpacket = _verificationpacket;
// verificationhashtable = 0;
targetexists = false;
targetfile = 0;
completefile = 0;
}
Par2RepairerSourceFile::~Par2RepairerSourceFile(void)
{
delete descriptionpacket;
delete verificationpacket;
// delete verificationhashtable;
}
void Par2RepairerSourceFile::SetDescriptionPacket(DescriptionPacket *_descriptionpacket)
{
descriptionpacket = _descriptionpacket;
}
void Par2RepairerSourceFile::SetVerificationPacket(VerificationPacket *_verificationpacket)
{
verificationpacket = _verificationpacket;
}
void Par2RepairerSourceFile::ComputeTargetFileName(string path)
{
// Get a version of the filename compatible with the OS
string filename = DiskFile::TranslateFilename(descriptionpacket->FileName());
// Strip the path from the filename
string::size_type where;
if (string::npos != (where = filename.find_last_of('\\'))
|| string::npos != (where = filename.find_last_of('/'))
#ifdef WIN32
|| string::npos != (where = filename.find_last_of(':'))
#endif
)
{
filename = filename.substr(where+1);
}
targetfilename = path + filename;
}
string Par2RepairerSourceFile::TargetFileName(void) const
{
return targetfilename;
}
void Par2RepairerSourceFile::SetTargetFile(DiskFile *diskfile)
{
targetfile = diskfile;
}
DiskFile* Par2RepairerSourceFile::GetTargetFile(void) const
{
return targetfile;
}
void Par2RepairerSourceFile::SetTargetExists(bool exists)
{
targetexists = exists;
}
bool Par2RepairerSourceFile::GetTargetExists(void) const
{
return targetexists;
}
void Par2RepairerSourceFile::SetCompleteFile(DiskFile *diskfile)
{
completefile = diskfile;
}
DiskFile* Par2RepairerSourceFile::GetCompleteFile(void) const
{
return completefile;
}
// Remember which source and target blocks will be used by this file
// and set their lengths appropriately
void Par2RepairerSourceFile::SetBlocks(u32 _blocknumber,
u32 _blockcount,
vector<DataBlock>::iterator _sourceblocks,
vector<DataBlock>::iterator _targetblocks,
u64 blocksize)
{
firstblocknumber = _blocknumber;
blockcount = _blockcount;
sourceblocks = _sourceblocks;
targetblocks = _targetblocks;
if (blockcount > 0)
{
u64 filesize = descriptionpacket->FileSize();
vector<DataBlock>::iterator sb = sourceblocks;
for (u32 blocknumber=0; blocknumber<blockcount; ++blocknumber, ++sb)
{
DataBlock &datablock = *sb;
u64 blocklength = min(blocksize, filesize-(u64)blocknumber*blocksize);
datablock.SetLength(blocklength);
}
}
}
// Determine the block count from the file size and block size.
void Par2RepairerSourceFile::SetBlockCount(u64 blocksize)
{
if (descriptionpacket)
{
blockcount = (u32)((descriptionpacket->FileSize() + blocksize-1) / blocksize);
}
else
{
blockcount = 0;
}
}
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