internal ClrHeader()
{
MetaDataPointer = new BlockReference();
Resources = new BlockReference();
StrongNameSignature = new BlockReference();
CodeManagerTable = new BlockReference();
VTableFixups = new BlockReference();
ExportAddressTableJumps = new BlockReference();
ManagedNativeHeader = new BlockReference();
}
//Returns true if dd is contained entirely within the section's
//initialized data, and false otherwise.
public bool IsInitializedData(BlockReference dd)
{
return
dd != null
&& dd.RVA >= SectionRVA
&& (dd.RVA + dd.Size) <= (SectionRVA + SizeOfRawData);
}
internal void Load(Stream s)
{
s.AssumeArgNotNull("s");
MachineType = ((MachineType)s.ReadUShortLE()).AssumeDefined();
NumberOfSections = s.ReadUShortLE().AssumeGt(0, "Empty section table detected. All valid PE files should contain at least one section.");
TimeDateStamp = s.ReadUIntLE();
PointerToSymbolTable = s.ReadUIntLE().AssumeEquals(0u);
NumberOfSymbols = s.ReadUIntLE().AssumeEquals(0u);
SizeOfOptionalHeader = s.ReadUShortLE();
Characteristics = (FileCharacteristics)s.ReadUShortLE();
Util.Assume(SizeOfOptionalHeader >= 92, "Unexpected optional header size");
var optHeaderStart = s.Position;
ImageType = ((ImageType)s.ReadUShortLE()).AssumeDefined();
if (ImageType == ImageType.PE32PlusFile)
{
Util.Assume(SizeOfOptionalHeader >= 108, "Unexpected optional header size");
}
MajorLinkerVersion = s.ReadByteOrThrow();
MinorLinkerVersion = s.ReadByteOrThrow();
SizeOfCode = s.ReadUIntLE();
SizeOfInitializedData = s.ReadUIntLE();
SizeOfUnInitializedData = s.ReadUIntLE();
EntryPointRVA = s.ReadUIntLE();
BaseOfCode = s.ReadUIntLE();
if (ImageType == ImageType.PEFile)
{
BaseOfData = s.ReadUIntLE();
ImageBase = s.ReadUIntLE();
}
else
{
ImageBase = s.ReadULongLE();
}
SectionAlignment = s.ReadUIntLE();
FileAlignment = s.ReadUIntLE();
MajorOSVersion = s.ReadUShortLE();
MinorOSVersion = s.ReadUShortLE();
MajorImageVersion = s.ReadUShortLE();
MinorImageVersion = s.ReadUShortLE();
MajorSubsystemVersion = s.ReadUShortLE();
MinorSubsystemVersion = s.ReadUShortLE();
Win32VersionValue = s.ReadUIntLE();
SizeOfImage = s.ReadUIntLE();
SizeOfHeaders = s.ReadUIntLE();
CheckSum = s.ReadUIntLE();
Subsystem = ((WindowsSubsystem) s.ReadUShortLE()).AssumeDefined();
DllCharacteristics = (DllCharacteristics) s.ReadUShortLE();
if (ImageType == ImageType.PEFile)
{
SizeOfStackReserve = s.ReadUIntLE();
SizeOfStackCommit = s.ReadUIntLE();
SizeOfHeapReserve = s.ReadUIntLE();
SizeOfHeapCommit = s.ReadUIntLE();
}
else
{
SizeOfStackReserve = s.ReadULongLE();
SizeOfStackCommit = s.ReadULongLE();
SizeOfHeapReserve = s.ReadULongLE();
SizeOfHeapCommit = s.ReadULongLE();
}
LoaderFlags = s.ReadUIntLE();
var dataDirCount = s.ReadUIntLE();
Util.Assume(dataDirCount * 8 <= SizeOfOptionalHeader - (s.Position - optHeaderStart), "Inconsistent header fields");
if (dataDirCount != 0)
{
var dirs = new BlockReference[dataDirCount];
for (int i = 0; i < dirs.Length; ++i)
{
dirs[i] = new BlockReference(s);
}
DataDirectories = new ReadOnlyCollection<BlockReference>(dirs);
}
}
