public NARCFile(BinaryReader brrReader)
{
m_strMagic = new string(brrReader.ReadChars(4));
if (!m_strMagic.Contains('N'.ToString()) || !m_strMagic.Contains('A'.ToString()) || (!m_strMagic.Contains('R'.ToString()) || !m_strMagic.Contains('C'.ToString())))
{
throw new FormatException();
}
m_shBom = brrReader.ReadInt16();
switch (m_shBom)
{
case -4097:
if (m_strMagic != "CNAR")
{
throw new FormatException();
}
break;
case -257:
if (m_strMagic != "RCNA")
{
throw new FormatException();
}
break;
case -17:
if (m_strMagic != "ARCN")
{
throw new FormatException();
}
break;
case -2:
if (m_strMagic != "NARC")
{
throw new FormatException();
}
break;
default:
throw new FormatException();
}
m_shUnknown1 = brrReader.ReadInt16();
if ((long)brrReader.ReadInt32() != brrReader.BaseStream.Length)
{
throw new FormatException();
}
m_shUnknown2 = brrReader.ReadInt16();
m_shFramesCount = brrReader.ReadInt16();
if (m_shFramesCount != (short)3)
{
throw new FormatException();
}
m_fatfFATB = (FATBFrame)NARCFileFrame.ReadFrom(brrReader, (FATBFrame)null);
m_fntfFNTB = (FNTBFrame)NARCFileFrame.ReadFrom(brrReader, (FATBFrame)null);
m_fimgfFIMG = (FIMGFrame)NARCFileFrame.ReadFrom(brrReader, m_fatfFATB);
if (brrReader.BaseStream.Position != brrReader.BaseStream.Length)
{
throw new FormatException();
}
}
public static NARCFileFrame ReadFrom(BinaryReader brrReader, FATBFrame fatfFATB = null)
{
string str = Global.ReplaceOrder(new string(brrReader.ReadChars(4)));
foreach (char ch in str)
{
if (ch < 'A' || ch > 'Z')
{
throw new FormatException();
}
}
int num = brrReader.ReadInt32() - 4 - 4;
if (num < 0)
{
throw new FormatException();
}
return((NARCFileFrame)Activator.CreateInstance(Type.GetType("NARCFileReadingDLL." + str + "Frame"), brrReader, num, fatfFATB));
}
public FIMGFrame(BinaryReader brrReader, int nSize, params object[] args)
{
FATBFrame fatbFrame = (FATBFrame)args[0];
if (nSize < 0 || nSize > 0 && fatbFrame.FilesCount == 0)
{
throw new FormatException();
}
m_lstfimgeEntries = new List <FIMGFrame.FileImageEntryBase>(fatbFrame.FilesCount);
int position = (int)brrReader.BaseStream.Position;
int num = 0;
foreach (FATBFrame.FileAllocationTableEntry entry in fatbFrame.Entries)
{
if ((long)entry.Start != brrReader.BaseStream.Position - (long)position)
{
throw new FormatException();
}
FIMGFrame.FileImageEntryBase fileImageEntryBase = (FIMGFrame.FileImageEntryBase)null;
foreach (byte readByte in brrReader.ReadBytes(4))
{
if (readByte < (byte)65 || readByte > (byte)90)
{
brrReader.BaseStream.Position -= 4L;
m_lstfimgeEntries.Add(fileImageEntryBase = SimpleFileImageEntry.ReadFrom(brrReader, entry.End - entry.Start, ref nSize));
break;
}
}
if (fileImageEntryBase == null)
{
brrReader.ReadInt32();
bool flag = (long)brrReader.ReadInt32() > brrReader.BaseStream.Length - brrReader.BaseStream.Position + 12L;
brrReader.BaseStream.Position -= 12L;
try
{
if (flag)
{
m_lstfimgeEntries.Add(fileImageEntryBase = SimpleFileImageEntry.ReadFrom(brrReader, entry.End - entry.Start, ref nSize));
}
else
{
m_lstfimgeEntries.Add(fileImageEntryBase = (FIMGFrame.FileImageEntryBase)NitroFileBase.ReadFrom(brrReader, entry.End - entry.Start, ref nSize));
}
}
catch
{
}
++num;
}
fileImageEntryBase.Changed += new FIMGFrame.FileImageEntryBase.FileChanged(entry.FileChanged);
while ((brrReader.BaseStream.Position - (long)position) % 4L != 0L)
{
if (brrReader.ReadByte() != byte.MaxValue)
{
throw new FormatException();
}
--nSize;
}
}
if (nSize != 0)
{
throw new FormatException();
}
}
