bool zip::ZipArchiveInput::ReadFile( String_t const& fileName, Byte_t*& pMemoryBlock, size_t& size )
{
String_t fileNameKey = fileName;
if( !m_caseSensitive )
for (size_t i = 0; i < fileNameKey.size(); ++i )
fileNameKey[i] = _ttolower( fileNameKey[i] );
NameToEntry_t::const_iterator keyValue = m_nameToEntry.find( fileNameKey );
if( keyValue == m_nameToEntry.end() )
{
m_errorMessage << "file " << fileNameKey << " not found in the zip index" << std::endl;
return false;
}
ZipEntry const& zipEntry = keyValue->second;
unz_file_pos pos;
pos.pos_in_zip_directory = zipEntry.pos_in_zip_directory;
pos.num_of_file = zipEntry.num_of_file;
int err = unzGoToFilePos( uf, &pos );
if( err != UNZ_OK )
{
m_errorMessage << "Can't go to file " << fileName << std::endl;
return false;
}
return ReadCurrentFile( fileName, pMemoryBlock, size );
}
bool zip::ZipArchiveInput::Index()
{
static const int UNZ_MAXFILENAMEINZIP = 256;
int err = unzGoToFirstFile(uf);
if( err != UNZ_OK )
{
m_errorMessage << "Can't go to first file" << std::endl;
return false;
}
while (err == UNZ_OK)
{
char szCurrentFileName[UNZ_MAXFILENAMEINZIP+1];
err = unzGetCurrentFileInfo64(uf, NULL, szCurrentFileName, sizeof(szCurrentFileName)-1,NULL,0,NULL,0);
if(err == UNZ_OK)
{
#ifdef SCARAB_WCHAR_MODE
String_t fileNameKey = utf_convert::as_wide( szCurrentFileName );
#else
String_t fileNameKey = szCurrentFileName;
#endif
if( !m_caseSensitive )
for (size_t i = 0; i < fileNameKey.size(); ++i )
fileNameKey[i] = _ttolower( fileNameKey[i] );
unz_file_pos pos;
err = unzGetFilePos( uf, &pos );
if( err != UNZ_OK )
{
m_errorMessage << "Can't get file position for " << fileNameKey << std::endl;
return false;
}
ZipEntry zipEntry;
zipEntry.pos_in_zip_directory = pos.pos_in_zip_directory;
zipEntry.num_of_file = pos.num_of_file;
m_nameToEntry.insert( std::make_pair( fileNameKey, zipEntry ) );
err = unzGoToNextFile(uf);
if( err != UNZ_OK && err != UNZ_END_OF_LIST_OF_FILE )
{
m_errorMessage << "Can't go to next file" << std::endl;
return false;
}
}
else
{
m_errorMessage << "Can't get file info" << std::endl;
return false;
}
}
return err == UNZ_END_OF_LIST_OF_FILE;
}