internal void Load(Stream s)
{
s.AssumeArgNotNull("s");
RVA = s.ReadUIntLE();
Size = s.ReadUIntLE();
}
internal void Load(Stream stream, long size)
{
stream.AssumeArgNotNull("stream");
size.AssumeArgGte(s_minSize, "size");
using(var subStream = new SubStream(stream, size, "Invalid meta-data root."))
{
subStream.ReadUIntLE().AssumeEquals(
0x424A5342U,
"Incorrect meta-data signature."
);
MajorVersion = subStream.ReadUShortLE();
MinorVersion = subStream.ReadUShortLE();
Reserved = subStream.ReadUIntLE();
var versionLen =
(int)(
subStream.ReadUIntLE().AssumeLte(
256,
"CLR Version string too long"
));
Util.Assume(
versionLen % 4 == 0,
"Mis-algned version string length in CLR Header."
);
Version =
Encoding.UTF8.GetString(
subStream.ReadBytes(versionLen)
).TrimEnd('\0');
Flags = subStream.ReadUShortLE();
var numberOfStreams = subStream.ReadUShortLE();
var streamHeaders = new StreamHeader[numberOfStreams];
var b = new StringBuilder();
for (var i = 0; i < numberOfStreams; ++i)
{
streamHeaders[i] = new StreamHeader();
streamHeaders[i].Load(subStream, b);
}
StreamHeaders =
new ReadOnlyDictionary<string,StreamHeader>(
streamHeaders.ToDictionary(h=>h.Name)
);
}
}
internal void Load(Stream s)
{
s.AssumeArgNotNull("s");
HeaderSize = s.ReadUIntLE();
MajorRuntimeVersion = s.ReadUShortLE();
MinorRuntimeVersion = s.ReadUShortLE();
MetaDataPointer.Load(s);
Flags = (ClrHeaderFlags) s.ReadUIntLE();
EntryPointToken = s.ReadUIntLE();
Resources.Load(s);
StrongNameSignature.Load(s);
CodeManagerTable.Load(s);
VTableFixups.Load(s);
ExportAddressTableJumps.Load(s);
ManagedNativeHeader.Load(s);
}
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);
}
}