///========================================================================
/// Static Method : FindCourseNameOffsets
///
/// <summary>
/// Find the locations in the CD image of all the course names.
///
/// This only finds course names that are coded into the MMCD class.
/// </summary>
/// <param name="xiCDImage"></param>
/// <returns></returns>
///========================================================================
private static int FindCourseNameOffsets(FileInfo xiCDImage)
{
CDImage lCDImage = new CDImage(xiCDImage);
foreach (MMCD.Course lCourse in MMCD.Courses)
{
if (lCourse.CourseName == "")
{
continue;
}
byte[] lBytes = Encoding.ASCII.GetBytes(lCourse.CourseNameWithLineBreaks);
long lIndex = 0;
bool lFound = false;
while ((lIndex = lCDImage.Find(lBytes, lIndex)) > 0)
{
WriteLine("{0}: {1}", lCourse.FileName, lIndex++, lCourse.CourseName);
lFound = true;
}
if (!lFound)
{
WriteLine("{0}: Not found", lCourse.FileName, lCourse.CourseName);
}
}
return 0;
}
///========================================================================
/// Static Method : FindCDOffsets
///
/// <summary>
/// Find the offsets in the CD image of all the courses in the given
/// directory (and subdirectories).
/// </summary>
/// <param name="xiCDImage"></param>
/// <param name="xiRootDir"></param>
/// <returns></returns>
///========================================================================
private static int FindCDOffsets(FileInfo xiCDImage, DirectoryInfo xiRootDir)
{
CDImage lCDImage = new CDImage(xiCDImage);
//=======================================================================
// Find all the levels
//=======================================================================
Regex lLevelNameRegex = new Regex("[A-Z]+\\\\[A-Z]+[0-9]\\.DAT$", RegexOptions.IgnoreCase);
foreach (FileInfo lFile in xiRootDir.GetFiles("*.DAT", SearchOption.AllDirectories))
{
//=====================================================================
// Read the entire level into memory
//=====================================================================
byte[] lLevelBytes = new byte[lFile.Length];
using (FileStream lFileStream = lFile.OpenRead())
{
lFileStream.Read(lLevelBytes, 0, lLevelBytes.Length);
}
//=====================================================================
// Find the level in the CD image and output
//=====================================================================
long lIndex = lCDImage.Find(lLevelBytes, 0);
if (lIndex > -1)
{
WriteLine("{0}: {1}", lFile.Name, lIndex);
}
else
{
WriteLine("{0}: Not found", lFile.Name);
}
}
return 0;
}