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case IDB_TESTBUTTON:
{
szFileTitle[0] = '\0';
szFileName [0] = '\0';
if( PopFileDlg( hwnd, szFileName, szFileTitle, TRUE ) )
{
HANDLE hNewFile, hOldFile;
DWORD dwWritten, dwRead;
HEADER header;
BYTE *bBuffer;
szFileTitle[strchr( szFileTitle, '.' ) - szFileTitle] = '\0';
// change it to fst -> first
strcat( szFileTitle, ".fst" );
hNewFile = CreateFile( szFileTitle,
GENERIC_WRITE,
FILE_SHARE_WRITE,
NULL, CREATE_ALWAYS,
FILE_ATTRIBUTE_NORMAL,
NULL );
WriteFile( hNewFile, bBuffer, dwNewSize, &dwRead, NULL );
// write this buffer to the new file
WriteFile( hNewFile, bBuffer, dwRead, &dwWritten, NULL );
CloseHandle( hOldFile );
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