internal NETHeaderReader(NTHeader header, NETHeader parent)
{
this.parent = parent;
header._assembly._netHeader = parent;
image = header._assembly._peImage;
this.ntHeader = header;
}
internal TypeSystem(NETHeader netheader)
{
this._managedHeader = netheader;
if (netheader.ParentAssembly._path.StartsWith(@"C:\Windows\Microsoft.NET\Framework") && netheader.ParentAssembly._path.EndsWith("\\mscorlib.dll"))
_iscorlib = true;
else
{
_mscorlibRef = new AssemblyReference("mscorlib", AssemblyAttributes.None, new Version(), AssemblyHashAlgorithm.None, 0, null) { _netheader = netheader };
}
Void = CreateCorLibTypeRef("System", "Void", ElementType.Void);
IntPtr = CreateCorLibTypeRef("System", "IntPtr", ElementType.I);
Int8 = CreateCorLibTypeRef("System", "SByte", ElementType.I1);
Int16 = CreateCorLibTypeRef("System", "Int16", ElementType.I2);
Int32 = CreateCorLibTypeRef("System", "Int32", ElementType.I4);
Int64 = CreateCorLibTypeRef("System", "Int64", ElementType.I8);
UIntPtr = CreateCorLibTypeRef("System", "UIntPtr", ElementType.U);
UInt8 = CreateCorLibTypeRef("System", "Byte", ElementType.U1);
UInt16 = CreateCorLibTypeRef("System", "UInt16", ElementType.U2);
UInt32 = CreateCorLibTypeRef("System", "UInt32", ElementType.U4);
UInt64 = CreateCorLibTypeRef("System", "UInt64", ElementType.U8);
Object = CreateCorLibTypeRef("System", "Object", ElementType.Object);
Single = CreateCorLibTypeRef("System", "Single", ElementType.R4);
Double = CreateCorLibTypeRef("System", "Double", ElementType.R8);
Char = CreateCorLibTypeRef("System", "Char", ElementType.Char);
String = CreateCorLibTypeRef("System", "String", ElementType.String);
Type = CreateCorLibTypeRef("System", "Type", ElementType.Type);
Boolean = CreateCorLibTypeRef("System", "Boolean", ElementType.Boolean);
}
internal MetaDataStream(NETHeader netheader, int headeroffset, Structures.METADATA_STREAM_HEADER rawHeader, string name)
{
this._headeroffset = headeroffset;
this._netheader = netheader;
this._streamHeader = rawHeader;
this._name = name;
this._indexsize = 2;
byte[] contents = netheader._assembly._peImage.ReadBytes(StreamOffset, (int)StreamSize);
_mainStream = new MemoryStream();
_binReader = new BinaryReader(_mainStream);
_binWriter = new BinaryWriter(_mainStream);
_mainStream.Write(contents, 0, contents.Length);
_mainStream.Seek(0, SeekOrigin.Begin);
}
internal MetaDataStream(NETHeader netheader, int headeroffset, Structures.METADATA_STREAM_HEADER rawHeader, string name)
{
this._headeroffset = headeroffset;
this._netheader = netheader;
this._streamHeader = rawHeader;
this._name = name;
this._indexsize = 2;
byte[] contents = netheader._assembly._peImage.ReadBytes(StreamOffset, (int)StreamSize);
_mainStream = new MemoryStream();
_binReader = new BinaryReader(_mainStream);
_binWriter = new BinaryWriter(_mainStream);
_mainStream.Write(contents, 0, contents.Length);
_mainStream.Seek(0, SeekOrigin.Begin);
}
private MetaDataStream GetHeap(NETHeader netheader, int headeroffset, Structures.METADATA_STREAM_HEADER rawHeader, string name)
{
switch (name)
{
case "#~":
case "#-":
return new TablesHeap(netheader, headeroffset, rawHeader, name);
case "#Strings":
return new StringsHeap(netheader, headeroffset, rawHeader, name);
case "#US":
return new UserStringsHeap(netheader, headeroffset, rawHeader, name);
case "#GUID":
return new GuidHeap(netheader, headeroffset, rawHeader, name);
case "#Blob":
return new BlobHeap(netheader, headeroffset, rawHeader, name);
default:
return new MetaDataStream(netheader, headeroffset, rawHeader, name);
}
}
private MetaDataStream GetHeap(NETHeader netheader, int headeroffset, Structures.METADATA_STREAM_HEADER rawHeader, string name)
{
switch (name)
{
case "#~":
case "#-":
return(new TablesHeap(netheader, headeroffset, rawHeader, name));
case "#Strings":
return(new StringsHeap(netheader, headeroffset, rawHeader, name));
case "#US":
return(new UserStringsHeap(netheader, headeroffset, rawHeader, name));
case "#GUID":
return(new GuidHeap(netheader, headeroffset, rawHeader, name));
case "#Blob":
return(new BlobHeap(netheader, headeroffset, rawHeader, name));
default:
return(new MetaDataStream(netheader, headeroffset, rawHeader, name));
}
}
public MetaDataRow(uint offset, params ValueType[] parts)
{
this._offset = offset;
this._parts = parts;
this._netHeader = null;
}
internal UserStringsHeap(NETHeader netheader, int headeroffset, Structures.METADATA_STREAM_HEADER rawHeader, string name)
: base(netheader, headeroffset, rawHeader, name)
{
}
public MetaDataTokenResolver(NETHeader netheader)
{
this._netheader = netheader;
}
public BlobSignatureReader(byte[] bytes, NETHeader netHeader)
: this(new MemoryStream(bytes), netHeader)
{
}
public static MSILInstruction Create(MSILOpCode opcode, uint metadataToken, NETHeader netHeader)
{
return new MSILInstruction() { OpCode = opcode, OperandBytes = BitConverter.GetBytes(metadataToken), Operand = netHeader.TokenResolver.ResolveToken(metadataToken) };
}
/// <summary>
/// Gets the Portable Executeable's NT header by specifing the assembly.
/// </summary>
/// <param name="assembly">The assembly to read the nt header</param>
/// <returns></returns>
public static NETHeader FromAssembly(LWin32 assembly)
{
NETHeader header = new NETHeader();
header._assembly = assembly;
NETHeaderReader reader = new NETHeaderReader(assembly._ntHeader, header);
header._metadata = new MetaDataHeader(reader);
reader.LoadData();
header.TokenResolver = new MetaDataTokenResolver(header);
return header;
}
public BlobSignatureReader(byte[] bytes, NETHeader netHeader)
: this(new MemoryStream(bytes), netHeader)
{
}
public BlobSignatureReader(Stream input, NETHeader netHeader)
: base(input)
{
_netHeader = netHeader;
}
public MetaDataRow(uint offset, params ValueType[] parts)
{
this._offset = offset;
this._parts = parts;
this._netHeader = null;
}
internal TablesHeap(NETHeader netheader, int headeroffset, Structures.METADATA_STREAM_HEADER rawHeader, string name)
: base(netheader, headeroffset, rawHeader, name)
{
}
public MetaDataTokenResolver(NETHeader netheader)
{
this._netheader = netheader;
}
public BlobSignatureReader(Stream input, NETHeader netHeader)
: base(input)
{
_netHeader = netHeader;
}