public static SubsectionDirectory Read(long lfaBase, BinaryReader r)
{
// Read directory section header
var hdr = Misc.FromBinaryReader <SubsectionDirectoryHeader>(r);
var sd = new SubsectionDirectory {
Header = hdr
};
// Read entry headers
var eheaders = new DirectoryEntryHeader[(int)hdr.DirectoryCount];
for (int i = 0; i < hdr.DirectoryCount; i++)
{
eheaders[i] = Misc.FromBinaryReader <DirectoryEntryHeader>(r);
}
// Read directory entry contents
sd.Sections = new SubsectionData[hdr.DirectoryCount];
for (int i = 0; i < hdr.DirectoryCount; i++)
{
sd.Sections[i] = SubsectionData.Read(lfaBase, eheaders[i], r);
}
return(sd);
}
public static SubsectionDirectory Read(long lfaBase,BinaryReader r)
{
// Read directory section header
var hdr = Misc.FromBinaryReader<SubsectionDirectoryHeader>(r);
var sd = new SubsectionDirectory {
Header=hdr
};
// Read entry headers
var eheaders = new DirectoryEntryHeader[(int)hdr.DirectoryCount];
for (int i = 0; i < hdr.DirectoryCount; i++)
eheaders[i]=Misc.FromBinaryReader<DirectoryEntryHeader>(r);
// Read directory entry contents
sd.Sections = new SubsectionData[hdr.DirectoryCount];
for(int i=0;i<hdr.DirectoryCount;i++)
sd.Sections[i] = SubsectionData.Read(lfaBase, eheaders[i], r);
return sd;
}
void DoRead()
{
/*
* For more info, see codeviewNB09.pdf, point 7. "Symbol and Type Format for Microsoft Executables"
* (pdf page 71)
*/
cvData.lfaBase = r.BaseStream.Position;
// Ensure that there's the right CodeView4 signature
var signature = Encoding.ASCII.GetString(r.ReadBytes(4));
if (signature != CodeViewSignature)
{
throw new InvalidDataException("Invalid CodeView Format: Signature '" + CodeViewSignature + "' expected, '" + signature + "' found at position " + cvData.lfaBase);
}
// Read 'Subsection Directory' address
cvData.lfoDirectory = r.ReadUInt32();
r.BaseStream.Position = cvData.lfaBase + cvData.lfoDirectory;
cvData.SubsectionDirectory = SubsectionDirectory.Read(cvData.lfaBase, r);
}
