|
public static ReadCompressedInt32 ( |
||
| reader | ||
| Résultat | int | |
public IMemberSignature ReadMemberRefSignature(uint sig, IGenericContext context)
{
IMemberSignature signature = null;
BlobSignatureReader reader;
if (TryGetBlobReader(sig, context, out reader))
{
using (reader)
{
byte flag = reader.ReadByte();
if (flag == 0x6)
{
FieldSignature fieldsignature = new FieldSignature();
fieldsignature.ReturnType = reader.ReadTypeReference((ElementType)reader.ReadByte());
signature = fieldsignature;
}
else
{
MethodSignature methodsignature = new MethodSignature();
if ((flag & 0x20) != 0)
{
methodsignature.HasThis = true;
flag = (byte)(flag & -33);
}
if ((flag & 0x40) != 0)
{
methodsignature.ExplicitThis = true;
flag = (byte)(flag & -65);
}
if ((flag & 0x10) != 0)
{
int genericsig = NETGlobals.ReadCompressedInt32(reader);
if (!context.IsDefinition)
{
AddMissingGenericParameters(context.Method, genericsig - 1);
}
}
methodsignature.CallingConvention = (MethodCallingConvention)flag;
uint paramCount = NETGlobals.ReadCompressedUInt32(reader);
methodsignature.ReturnType = reader.ReadTypeReference();
ParameterReference[] parameters = new ParameterReference[paramCount];
for (int i = 0; i < paramCount; i++)
{
parameters[i] = new ParameterReference()
{
ParameterType = reader.ReadTypeReference((ElementType)reader.ReadByte())
};
}
methodsignature.Parameters = parameters;
signature = methodsignature;
}
}
}
return(signature);
}
private ArrayType ReadArrayType(BlobSignatureReader reader)
{
TypeReference arrayType = ReadTypeReference(reader, (ElementType)reader.ReadByte());
uint rank = NETGlobals.ReadCompressedUInt32(reader);
uint[] upperbounds = new uint[NETGlobals.ReadCompressedUInt32(reader)];
for (int i = 0; i < upperbounds.Length; i++)
{
upperbounds[i] = NETGlobals.ReadCompressedUInt32(reader);
}
int[] lowerbounds = new int[NETGlobals.ReadCompressedUInt32(reader)];
for (int i = 0; i < lowerbounds.Length; i++)
{
lowerbounds[i] = NETGlobals.ReadCompressedInt32(reader);
}
ArrayDimension[] dimensions = new ArrayDimension[rank];
for (int i = 0; i < rank; i++)
{
int?lower = null;
int?upper = null;
if (i < lowerbounds.Length)
{
lower = new int?(lowerbounds[i]);
}
if (i < upperbounds.Length)
{
int x = (int)upperbounds[i];
upper = (lower.HasValue ? new int?(lower.GetValueOrDefault() + x) : 0) - 1;
}
ArrayDimension dimension = new ArrayDimension(lower, upper);
dimensions[i] = dimension;
}
return(new ArrayType(arrayType, (int)rank, dimensions));
}
private TypeReference ReadTypeReference(BlobSignatureReader reader, ElementType type)
{
switch (type)
{
case ElementType.Void:
return(netheader.TypeSystem.Void);
case ElementType.I:
return(netheader.TypeSystem.IntPtr);
case ElementType.I1:
return(netheader.TypeSystem.Int8);
case ElementType.I2:
return(netheader.TypeSystem.Int16);
case ElementType.I4:
return(netheader.TypeSystem.Int32);
case ElementType.I8:
return(netheader.TypeSystem.Int64);
case ElementType.U:
return(netheader.TypeSystem.UIntPtr);
case ElementType.U1:
return(netheader.TypeSystem.UInt8);
case ElementType.U2:
return(netheader.TypeSystem.UInt16);
case ElementType.U4:
return(netheader.TypeSystem.UInt32);
case ElementType.U8:
return(netheader.TypeSystem.UInt64);
case ElementType.Object:
return(netheader.TypeSystem.Object);
case ElementType.R4:
return(netheader.TypeSystem.Single);
case ElementType.R8:
return(netheader.TypeSystem.Double);
case ElementType.String:
return(netheader.TypeSystem.String);
case ElementType.Char:
return(netheader.TypeSystem.Char);
case ElementType.Type:
return(netheader.TypeSystem.Type);
case ElementType.Boolean:
return(netheader.TypeSystem.Boolean);
case ElementType.Ptr:
return(new PointerType(ReadTypeReference(reader, (ElementType)reader.ReadByte())));
case ElementType.MVar:
if (reader.GenericContext == null)
{
return(new GenericParamReference(NETGlobals.ReadCompressedInt32(reader), new TypeReference(string.Empty, "MVar", null)
{
elementType = ElementType.MVar, @namespace = "", netheader = this.netheader
}));
}
return(ReadGenericType(reader));
case ElementType.Var:
uint token = NETGlobals.ReadCompressedUInt32(reader);
if (reader.GenericContext != null)
{
if (reader.GenericContext.DeclaringType != null && reader.GenericContext.DeclaringType.GenericParameters != null && reader.GenericContext.DeclaringType.GenericParameters.Length > token)
{
return(reader.GenericContext.DeclaringType.GenericParameters[token]);
}
else if (reader.GenericContext.GenericParameters != null && reader.GenericContext.GenericParameters.Length > token)
{
return(reader.GenericContext.GenericParameters[token]);
}
}
return(new GenericParamReference((int)token, new TypeReference(string.Empty, "Var", null)
{
elementType = ElementType.Var, @namespace = "", netheader = this.netheader
}));
case ElementType.Array:
return(ReadArrayType(reader));
case ElementType.SzArray:
return(new ArrayType(ReadTypeReference(reader, (ElementType)reader.ReadByte())));
case ElementType.Class:
return((TypeReference)netheader.TablesHeap.TypeDefOrRef.GetMember((int)NETGlobals.ReadCompressedUInt32(reader)));
case ElementType.ValueType:
TypeReference typeRef = (TypeReference)netheader.TablesHeap.TypeDefOrRef.GetMember((int)NETGlobals.ReadCompressedUInt32(reader));
typeRef.IsValueType = true;
return(typeRef);
case ElementType.ByRef:
return(new ByReferenceType(ReadTypeReference(reader, (ElementType)reader.ReadByte())));
case ElementType.Pinned:
return(new PinnedType(ReadTypeReference(reader, (ElementType)reader.ReadByte())));
case ElementType.GenericInst:
bool flag = reader.ReadByte() == 0x11;
TypeReference reference2 = ReadTypeToken(reader);
GenericInstanceType instance = new GenericInstanceType(reference2);
this.ReadGenericInstanceSignature(reader, instance);
if (flag)
{
instance.IsValueType = true;
}
return(instance);
}
return(new TypeReference(string.Empty, type.ToString(), null)
{
netheader = this.netheader
});
}
