const IStream* FileStorage::ReadFileHelper(const FileEntry& file, FileDataType dataType /*= FileDataType::Binary*/) const
{
const IStream* resultStream = OnReadFile(file, dataType);
RETURN_NULL_IF_NULL(resultStream);
const CoderChain* coderChain = GetFileCoderChain(file);
if (coderChain != nullptr)
{
if (IsWholeFileCoding())
{
MemoryStream* tempStream = new MemoryStream(file.OriginalSize(), false);
coderChain->Decode(*resultStream, *tempStream);
const auto data = tempStream->CurrentBuffer();
SAFE_DELETE(tempStream);
MemoryStream* outputStream = new MemoryStream(data);
resultStream = outputStream;
}
else
{
resultStream = new BlockCodeReadStream(*resultStream, BlockSize(), *coderChain, file);
}
}
return resultStream;
}
//-----------------------------------------------------------------------------
// Name: MainDialogProc
// Desc: Handles dialog messages
//-----------------------------------------------------------------------------
INT_PTR CALLBACK MainDialogProc( HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam )
{
HRESULT hr;
switch( msg )
{
case WM_INITDIALOG:
{
// Set the icon for this dialog.
HICON hIcon = LoadIcon( (HINSTANCE)GetModuleHandle(NULL),
MAKEINTRESOURCE( IDI_ICON ) );
PostMessage( hDlg, WM_SETICON, ICON_BIG, (LPARAM)hIcon ); // Set big icon
PostMessage( hDlg, WM_SETICON, ICON_SMALL, (LPARAM)hIcon ); // Set small icon
EnableWindow( GetDlgItem( hDlg, IDC_PLAY_EFFECTS ), FALSE );
hr = InitDirectInput( hDlg );
if( FAILED(hr) )
{
MessageBox( NULL, _T("Error Initializing DirectInput. ")
_T("The sample will now exit."),
_T("ReadFFE"), MB_ICONERROR | MB_OK );
EndDialog( hDlg, TRUE );
}
return TRUE;
}
case WM_COMMAND:
switch( LOWORD(wParam) )
{
case IDCANCEL:
EndDialog( hDlg, FALSE );
return TRUE;
case IDC_READ_FILE:
if( FAILED( hr = OnReadFile( hDlg ) ) )
{
MessageBox( NULL, _T("Error reading effects file."),
_T("ReadFFE"), MB_ICONERROR | MB_OK );
EnableWindow( GetDlgItem( hDlg, IDC_PLAY_EFFECTS ), FALSE );
}
return TRUE;
case IDC_PLAY_EFFECTS:
if( FAILED( hr = OnPlayEffects( hDlg ) ) )
{
MessageBox( NULL, _T("Error playing DirectInput effects. ")
_T("The sample will now exit."),
_T("ReadFFE"), MB_ICONERROR | MB_OK );
EndDialog( hDlg, 1 );
}
return TRUE;
}
break;
case WM_DESTROY:
FreeDirectInput();
return TRUE;
}
return FALSE;
}
void OnFileSystemCommand(
SerializerContext* cmdContext,
SerializerContext* respContext,
unsigned char* responseBuffer,
unsigned short responseBufferSize)
{
nmc.cmdContext = cmdContext;
nmc.respContext = respContext;
nmc.responseBuffer = responseBuffer;
nmc.responseBufferSize = responseBufferSize;
unsigned char fsCmd = 0;
Get(cmdContext, (void*)&fsCmd, sizeof(fsCmd));
switch(fsCmd){
case Mount:
OnMount(&nmc);
break;
case UnMount:
OnUnMount(&nmc);
break;
case OpenFile:
OnOpenFile(&nmc);
break;
case CloseFile:
OnCloseFile(&nmc);
break;
case ReadFile:
OnReadFile(&nmc);
break;
case WriteFile:
OnWriteFile(&nmc);
break;
case SeekFile:
OnSeekFile(&nmc);
break;
case TruncateFile:
OnTruncateFile(&nmc);
break;
case SyncFile:
OnSyncFile(&nmc);
break;
case ReadString:
OnReadString(&nmc);
break;
case WriteString:
OnWriteString(&nmc);
break;
case GetFilePosition:
OnGetFilePosition(&nmc);
break;
case GetEndOfFile:
OnGetEndOfFile(&nmc);
break;
case GetFileSize:
OnGetFileSize(&nmc);
break;
case GetFileError:
OnGetFileError(&nmc);
break;
case OpenDir:
OnOpenDir(&nmc);
break;
case CloseDir:
OnCloseDir(&nmc);
break;
case ReadDir:
OnReadDir(&nmc);
break;
case MakeDir:
OnMakeDir(&nmc);
break;
case ChangeDir:
OnChangeDir(&nmc);
break;
case GetCurrentDir:
OnGetCurrentDir(&nmc);
break;
case GetFreeSpace:
OnGetFreeSpace(&nmc);
break;
case Unlink:
OnUnlink(&nmc);
break;
case ChangeAttribute:
OnChangeAttribute(&nmc);
break;
case ChangeTime:
OnChangeTime(&nmc);
break;
case Rename:
OnRename(&nmc);
break;
case GetDiskStatus:
OnGetDiskStatus(&nmc);
break;
default:
vt100TextColor(VT100_Red, VT100_Black);
printf("%s: invalid command: %i\r\n", __func__, (int)fsCmd);
vt100TextDefault();
break;
}
}
