/// <summary>
/// Loads the files.dat file containing the records of any existing protected file data
/// </summary>
private void LoadFileList()
{
try {
using (FileStream metaData = new FileStream(MetaFilePath, FileMode.Open, FileAccess.Read)) {
UInt32 version = FileRecord.ReadUInt32(metaData);
if (version == 1)
{
// skip past unused count field
FileRecord.ReadUInt32(metaData);
}
else if (version != META_FILE_VERSION)
{
throw new Exception("file version mismatch: " + MetaFilePath);
}
files.Clear();
while (metaData.Position < metaData.Length)
{
FileRecord r = FileRecord.LoadFromFile(metaData, this);
if (r == null)
{
break;
}
files[r.Name.ToLower()] = r;
}
}
}
catch (Exception e) {
env.LogCrash(e);
LogFile.Log(String.Format("Error reading {0}: {1}", MetaFilePath, e.Message));
files.Clear();
throw new MetaFileLoadException(MetaFilePath, e);
}
CalculateMaxBlock();
FileCount = files.Count;
}
