private bool LoadNeHeader(ImageReader rdr)
{
ushort magic;
if (!rdr.TryReadLeUInt16(out magic) || magic != 0x454E)
throw new BadImageFormatException("Not a valid NE header.");
ushort linker;
if (!rdr.TryReadLeUInt16(out linker))
return false;
if (!rdr.TryReadLeUInt16(out offEntryTable))
return false;
ushort cbEntryTable;
if (!rdr.TryReadLeUInt16(out cbEntryTable))
return false;
uint crc;
if (!rdr.TryReadLeUInt32(out crc))
return false;
byte bProgramFlags;
if (!rdr.TryReadByte(out bProgramFlags))
return false;
byte bAppFlags;
if (!rdr.TryReadByte(out bAppFlags))
return false;
ushort iSegAutoData;
if (!rdr.TryReadUInt16(out iSegAutoData))
return false;
ushort cbHeapSize;
if (!rdr.TryReadUInt16(out cbHeapSize))
return false;
ushort cbStackSize;
if (!rdr.TryReadUInt16(out cbStackSize))
return false;
ushort cs, ip;
if (!rdr.TryReadUInt16(out ip) || !rdr.TryReadUInt16(out cs))
return false;
ushort ss, sp;
if (!rdr.TryReadUInt16(out sp) || !rdr.TryReadUInt16(out ss))
return false;
if (!rdr.TryReadUInt16(out cSeg))
return false;
ushort cModules;
if (!rdr.TryReadUInt16(out cModules))
return false;
ushort cbNonResidentNames;
if (!rdr.TryReadUInt16(out cbNonResidentNames))
return false;
ushort offSegTable;
if (!rdr.TryReadUInt16(out offSegTable))
return false;
if (!rdr.TryReadUInt16(out offRsrcTable))
return false;
if (!rdr.TryReadUInt16(out offResidentNameTable))
return false;
ushort offModuleReferenceTable;
if (!rdr.TryReadUInt16(out offModuleReferenceTable))
return false;
if (!rdr.TryReadUInt16(out offImportedNamesTable))
return false;
uint offNonResidentNameTable;
if (!rdr.TryReadUInt32(out offNonResidentNameTable))
return false;
ushort cMoveableEntryPoints;
if (!rdr.TryReadUInt16(out cMoveableEntryPoints))
return false;
if (!rdr.TryReadUInt16(out cbFileAlignmentShift))
return false;
ushort cResourceTableEntries;
if (!rdr.TryReadUInt16(out cResourceTableEntries))
return false;
byte bTargetOs;
if (!rdr.TryReadByte(out bTargetOs))
return false;
byte bOsExeFlags;
if (!rdr.TryReadByte(out bOsExeFlags))
return false;
ushort offGanglands;
if (!rdr.TryReadUInt16(out offGanglands))
return false;
ushort cbGanglands;
if (!rdr.TryReadUInt16(out cbGanglands))
return false;
ushort cbMinCodeSwapArea;
if (!rdr.TryReadUInt16(out cbMinCodeSwapArea))
return false;
ushort wWindowsVersion;
if (!rdr.TryReadUInt16(out wWindowsVersion))
return false;
LoadModuleTable(this.lfaNew + offModuleReferenceTable, cModules);
LoadSegments(this.lfaNew + offSegTable);
this.addrEntry = segments[cs - 1].Address + ip;
return true;
}
void parseFunctionStarts(ImageReader rdr)
{
uint dataoff;
uint datasize;
if (!rdr.TryReadUInt32(out dataoff) ||
!rdr.TryReadUInt32(out datasize))
{
throw new BadImageFormatException("Couldn't read LC_FUNCTIONSTARTS command");
}
Debug.Print(" LC_FUNCTIONSTARTS {0:X8} {1:X8}", dataoff, datasize);
rdr.Offset = dataoff;
var endoff = dataoff + datasize;
while (rdr.Offset < endoff)
{
uint fn = rdr.ReadUInt32();
Debug.Print(" fn: {0:X}", fn);
}
}