public override void ReadSignature()
{
uint data;
int dataLength = Convert.ToInt32(NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data));
CorCallingConvention callingConvention = (CorCallingConvention)data;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
Type = ReadSignatureItem(ref signatureBlob);
if (signatureBlob.ToInt32() < SignatureEnd)
{
uint genericParamCount;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out genericParamCount));
if (genericParamCount > 0)
{
GenericParameters = new List <NuGenBaseSignatureItem>();
for (int genericParamIndex = 0; genericParamIndex < genericParamCount; genericParamIndex++)
{
GenericParameters.Add(ReadSignatureItem(ref signatureBlob));
}
}
}
}
public override void ReadSignature()
{
uint data;
int dataLength = Convert.ToInt32(NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data));
CallingConvention = (CorCallingConvention)data;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
uint argumentCount = 0;
dataLength = Convert.ToInt32(NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out argumentCount));
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
if (argumentCount > 0)
{
Arguments = new List <NuGenBaseSignatureItem>();
}
int argumentIndex = 0;
while (argumentIndex < argumentCount && signatureBlob.ToInt32() < SignatureEnd)
{
Arguments.Add(ReadSignatureItem(ref signatureBlob));
argumentIndex++;
}
}
public override void ReadSignature()
{
uint data;
int dataLength = Convert.ToInt32(NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data));
CallingConvention = (CorCallingConvention)data;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
uint paramCount = 0;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out paramCount));
ReturnType = ReadSignatureItem(ref signatureBlob);
if (paramCount > 0)
{
Parameters = new List <NuGenBaseSignatureItem>();
}
int paramIndex = 0;
while (paramIndex < paramCount && signatureBlob.ToInt32() < SignatureEnd)
{
Parameters.Add(ReadSignatureItem(ref signatureBlob));
paramIndex++;
}
}
public override void ReadSignature()
{
uint data;
uint dataLength = NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data);
CallingConvention = (CorCallingConvention)data;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
uint paramCount = 0;
if (CallingConvention != CorCallingConvention.IMAGE_CEE_CS_CALLCONV_FIELD)
{
dataLength = NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out paramCount);
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
if ((CallingConvention & CorCallingConvention.IMAGE_CEE_CS_CALLCONV_GENERIC) == CorCallingConvention.IMAGE_CEE_CS_CALLCONV_GENERIC)
{
dataLength = NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out paramCount);
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
}
}
ReturnType = ReadSignatureItem(ref signatureBlob);
if (paramCount > 0)
{
Parameters = new List <NuGenBaseSignatureItem>();
}
int paramIndex = 0;
while (paramIndex < paramCount)
{
dataLength = NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data);
CorElementType elementType = (CorElementType)data;
if (elementType == CorElementType.ELEMENT_TYPE_SENTINEL)
{
SentinelFound = true;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
}
if (SentinelFound)
{
if (VarargParameters == null)
{
VarargParameters = new List <NuGenBaseSignatureItem>();
}
NuGenBaseSignatureItem signatureItem = ReadSignatureItem(ref signatureBlob);
VarargParameters.Add(signatureItem);
}
else
{
NuGenBaseSignatureItem signatureItem = ReadSignatureItem(ref signatureBlob);
Parameters.Add(signatureItem);
}
paramIndex++;
}
}
private void ReadStandAloneMethodSignature(ref IntPtr signatureBlob)
{
uint paramCount = 0;
if (CallingConvention == CorCallingConvention.IMAGE_CEE_CS_CALLCONV_HASTHIS)
{
uint data;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data));
CorCallingConvention explicitThis = (CorCallingConvention)data;
if (explicitThis == CorCallingConvention.IMAGE_CEE_CS_CALLCONV_EXPLICITTHIS)
{
CallingConvention |= CorCallingConvention.IMAGE_CEE_CS_CALLCONV_EXPLICITTHIS;
}
else
{
paramCount = data;
}
}
else
{
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out paramCount));
}
ReturnType = ReadSignatureItem(ref signatureBlob);
if (paramCount > 0)
{
Parameters = new List <NuGenBaseSignatureItem>();
int paramIndex = 0;
while (paramIndex < paramCount)
{
uint data;
NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data);
CorElementType elementType = (CorElementType)data;
if (elementType == CorElementType.ELEMENT_TYPE_SENTINEL)
{
throw new NotImplementedException("Sentinel found.");
}
if (SentinelFound)
{
if (VarargParameters == null)
{
VarargParameters = new List <NuGenBaseSignatureItem>();
}
VarargParameters.Add(ReadSignatureItem(ref signatureBlob));
}
else
{
Parameters.Add(ReadSignatureItem(ref signatureBlob));
}
paramIndex++;
}
}
}
public override void ReadSignature()
{
uint data;
uint dataLength = NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data);
CorElementType elementType = (CorElementType)data;
Type = ReadSignatureItem(ref signatureBlob);
}
private NuGenMashallingDescriptorItem ReadNativeType()
{
NuGenMashallingDescriptorItem result = new NuGenMashallingDescriptorItem();
uint data;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(SignatureBlob, out data));
result.NativeType = (CorNativeType)data;
result.IsNativeType = true;
switch (result.NativeType)
{
case CorNativeType.NATIVE_TYPE_SAFEARRAY:
result.NextItem = ReadVariantType();
break;
case CorNativeType.NATIVE_TYPE_CUSTOMMARSHALER:
result.Guid = ReadString();
result.UnmanagedType = ReadString();
result.ManagedType = ReadString();
result.Cookie = ReadString();
break;
case CorNativeType.NATIVE_TYPE_ARRAY:
result.NextItem = ReadNativeType();
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(SignatureBlob, out data));
result.ParamNumber = (int)data;
if (result.ParamNumber > ParameterCount)
{
result.ParamNumber = -1;
}
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(SignatureBlob, out data));
result.ElemMultiply = (int)data;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(SignatureBlob, out data));
result.NumberElem = (int)data;
break;
case CorNativeType.NATIVE_TYPE_FIXEDSYSSTRING:
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(SignatureBlob, out data));
result.NumberElem = (int)data;
break;
case CorNativeType.NATIVE_TYPE_FIXEDARRAY:
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(SignatureBlob, out data));
result.NumberElem = (int)data;
result.NextItem = ReadNativeType();
break;
}
return(result);
}
private void ReadLocalVarSignature(ref IntPtr signatureBlob)
{
uint count;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out count));
if (count > 0)
{
Parameters = new List <NuGenBaseSignatureItem>();
}
int index = 0;
while (index < count)
{
index++;
uint data;
uint dataLength = NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data);
bool pinned = ((CorElementType)data == CorElementType.ELEMENT_TYPE_PINNED);
if (pinned)
{
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
dataLength = NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data);
}
bool byRef = ((CorElementType)data == CorElementType.ELEMENT_TYPE_BYREF);
if (byRef)
{
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
}
NuGenBaseSignatureItem signatureItem = ReadSignatureItem(ref signatureBlob);
NuGenTypeSignatureItem typeSignatureItem = null;
if (signatureItem is NuGenArraySignatureItem)
{
typeSignatureItem = ((NuGenArraySignatureItem)signatureItem).Type;
}
else if (signatureItem is NuGenTypeSignatureItem)
{
typeSignatureItem = (NuGenTypeSignatureItem)signatureItem;
}
if (typeSignatureItem != null)
{
typeSignatureItem.ByRef = byRef;
typeSignatureItem.Pinned = pinned;
}
Parameters.Add(signatureItem);
}
}
private NuGenMashallingDescriptorItem ReadVariantType()
{
NuGenMashallingDescriptorItem result = new NuGenMashallingDescriptorItem();
uint data;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(SignatureBlob, out data));
result.VariantType = (VariantType)data;
result.IsNativeType = false;
return(result);
}
protected NuGenCustomModifier ReadCustomModifier(ref IntPtr signatureBlob)
{
NuGenCustomModifier result = new NuGenCustomModifier();
uint data;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data));
result.Modifier = (CorElementType)data;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data));
result.TypeToken = NuGenSignatureCompression.CorSigUncompressToken(data);
return(result);
}
protected NuGenTypeSignatureItem ReadType(ref IntPtr signatureBlob)
{
NuGenTypeSignatureItem result = new NuGenTypeSignatureItem();
uint data;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data));
result.ElementType = (CorElementType)data;
switch (result.ElementType)
{
case CorElementType.ELEMENT_TYPE_VALUETYPE:
case CorElementType.ELEMENT_TYPE_CLASS:
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data));
result.Token = NuGenSignatureCompression.CorSigUncompressToken(data);
break;
case CorElementType.ELEMENT_TYPE_SZARRAY:
case CorElementType.ELEMENT_TYPE_PTR:
CorElementType elementType = CorElementType.ELEMENT_TYPE_BYREF;
bool addElementType = false;
List <NuGenCustomModifier> customModifiers = new List <NuGenCustomModifier>();
do
{
if (addElementType)
{
NuGenCustomModifier customModifier = ReadCustomModifier(ref signatureBlob);
customModifiers.Add(customModifier);
}
addElementType = true;
NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data);
elementType = (CorElementType)data;
} while (elementType == CorElementType.ELEMENT_TYPE_CMOD_OPT || elementType == CorElementType.ELEMENT_TYPE_CMOD_REQD);
NuGenBaseSignatureItem nextItem = ReadSignatureItem(ref signatureBlob);
result.NextItem = nextItem;
if (nextItem.GetType() == typeof(NuGenTypeSignatureItem) && customModifiers.Count > 0)
{
((NuGenTypeSignatureItem)nextItem).CustomModifiers = customModifiers;
}
break;
}
return(result);
}
public override void ReadSignature()
{
uint data;
int dataLength = Convert.ToInt32(NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data));
CallingConvention = (CorCallingConvention)data;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
if (CallingConvention == CorCallingConvention.IMAGE_CEE_CS_CALLCONV_FIELD)
{
ReadFieldSignature(ref signatureBlob);
}
else if (CallingConvention == CorCallingConvention.IMAGE_CEE_CS_CALLCONV_LOCAL_SIG)
{
ReadLocalVarSignature(ref signatureBlob);
}
else
{
ReadStandAloneMethodSignature(ref signatureBlob);
}
}
private string ReadString()
{
string result = null;
uint stringLength;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(SignatureBlob, out stringLength));
if (stringLength > 0)
{
byte[] text = new byte[stringLength];
for (int index = 0; index < stringLength; index++)
{
text[index] = Marshal.ReadByte(signatureBlob, index);
}
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, stringLength);
UTF8Encoding encoding = new UTF8Encoding();
result = encoding.GetString(text, 0, text.Length);
}
return(result);
}
protected NuGenBaseSignatureItem ReadSignatureItem(ref IntPtr signatureBlob)
{
NuGenBaseSignatureItem result = null;
uint data;
uint dataLength = NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out data);
CorElementType elementType = (CorElementType)data;
switch (elementType)
{
case CorElementType.ELEMENT_TYPE_CMOD_OPT:
case CorElementType.ELEMENT_TYPE_CMOD_REQD:
NuGenCustomModifier customModifier = ReadCustomModifier(ref signatureBlob);
result = customModifier;
customModifier.NextItem = ReadSignatureItem(ref signatureBlob);
break;
case CorElementType.ELEMENT_TYPE_END:
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
result = new NuGenEndSignatureItem();
break;
case CorElementType.ELEMENT_TYPE_BYREF:
NuGenHelperFunctions.StepIntPtr(ref signatureBlob);
result = ReadSignatureItem(ref signatureBlob);
NuGenTypeSignatureItem typeItem = null;
if (result is NuGenArraySignatureItem)
{
typeItem = ((NuGenArraySignatureItem)result).Type;
typeItem.ByRef = true;
}
else if (result is NuGenVarSignatureItem)
{
NuGenVarSignatureItem varItem = ((NuGenVarSignatureItem)result);
varItem.ByRef = true;
}
else
{
while (result is NuGenCustomModifier)
{
result = ((NuGenCustomModifier)result).NextItem;
}
typeItem = (NuGenTypeSignatureItem)result;
typeItem.ByRef = true;
}
break;
case CorElementType.ELEMENT_TYPE_TYPEDBYREF:
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
NuGenElementSignatureItem elementItem = new NuGenElementSignatureItem();
elementItem.ElementType = elementType;
result = elementItem;
break;
case CorElementType.ELEMENT_TYPE_PINNED:
NuGenHelperFunctions.StepIntPtr(ref signatureBlob);
result = ReadSignatureItem(ref signatureBlob);
((NuGenTypeSignatureItem)result).Pinned = true;
break;
case CorElementType.ELEMENT_TYPE_ARRAY:
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
uint value;
NuGenArraySignatureItem arrayItem = new NuGenArraySignatureItem();
arrayItem.Type = (NuGenTypeSignatureItem)ReadSignatureItem(ref signatureBlob);
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out value));
arrayItem.Rank = value;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out value));
if (value > 0)
{
arrayItem.Sizes = new List <uint>(Convert.ToInt32(value));
for (int index = 0; index < value; index++)
{
uint size;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out size));
arrayItem.Sizes.Add(size);
}
}
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out value));
if (value > 0)
{
arrayItem.LoBounds = new List <uint>(Convert.ToInt32(value));
for (int index = 0; index < value; index++)
{
uint loBound;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(signatureBlob, out loBound));
arrayItem.LoBounds.Add(loBound);
}
}
result = arrayItem;
break;
case CorElementType.ELEMENT_TYPE_GENERICINST:
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
NuGenTypeSignatureItem genericType = (NuGenTypeSignatureItem)ReadType(ref signatureBlob);
result = genericType;
uint genericParametersCount = 0;
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, NuGenSignatureCompression.CorSigUncompressData(SignatureBlob, out genericParametersCount));
if (genericParametersCount > 0)
{
genericType.GenericParameters = new List <NuGenBaseSignatureItem>();
for (uint genericParametersIndex = 0; genericParametersIndex < genericParametersCount; genericParametersIndex++)
{
genericType.GenericParameters.Add(ReadSignatureItem(ref signatureBlob));
}
}
break;
case CorElementType.ELEMENT_TYPE_FNPTR:
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
NuGenMethodRefSignatureReader signatureReader = new NuGenMethodRefSignatureReader(AllTokens, signatureBlob, SignatureLength);
signatureReader.ReadSignature();
signatureBlob = signatureReader.SignatureBlob;
result = new NuGenFunctionPointerSignatureItem(signatureReader);
break;
case CorElementType.ELEMENT_TYPE_MVAR:
case CorElementType.ELEMENT_TYPE_VAR:
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, dataLength);
byte number = Marshal.ReadByte(signatureBlob);
NuGenHelperFunctions.StepIntPtr(ref signatureBlob, 1);
NuGenVarSignatureItem varSignatureItem = new NuGenVarSignatureItem(number, elementType);
result = varSignatureItem;
if (!HasGenericMethodParameter && varSignatureItem.MethodParameter)
{
HasGenericMethodParameter = true;
}
break;
case CorElementType.ELEMENT_TYPE_MAX:
case CorElementType.ELEMENT_TYPE_R4_HFA:
case CorElementType.ELEMENT_TYPE_R8_HFA:
throw new NotImplementedException(string.Format("Unknown signature element ('{0}').", elementType));
default:
result = ReadType(ref signatureBlob);
break;
}
return(result);
}
