internal bool GetCallingConverterDataFromMethodSignature_NativeLayout_Common(
TypeSystemContext context,
RuntimeSignature methodSig,
Instantiation typeInstantiation,
Instantiation methodInstantiation,
out bool hasThis,
out TypeDesc[] parameters,
out bool[] parametersWithGenericDependentLayout,
NativeReader nativeReader)
{
NativeLayoutInfoLoadContext nativeLayoutContext = new NativeLayoutInfoLoadContext();
nativeLayoutContext._module = (NativeFormatModuleInfo)methodSig.GetModuleInfo();
nativeLayoutContext._typeSystemContext = context;
nativeLayoutContext._typeArgumentHandles = typeInstantiation;
nativeLayoutContext._methodArgumentHandles = methodInstantiation;
NativeFormatModuleInfo module = ModuleList.Instance.GetModuleInfoByHandle(new TypeManagerHandle(methodSig.ModuleHandle));
NativeReader reader = GetNativeLayoutInfoReader(methodSig);
NativeParser parser = new NativeParser(reader, methodSig.NativeLayoutOffset);
MethodCallingConvention callingConvention = (MethodCallingConvention)parser.GetUnsigned();
hasThis = !callingConvention.HasFlag(MethodCallingConvention.Static);
if (callingConvention.HasFlag(MethodCallingConvention.Generic))
{
parser.SkipInteger(); // numGenArgs
}
uint parameterCount = parser.GetUnsigned();
parameters = new TypeDesc[parameterCount + 1];
parametersWithGenericDependentLayout = new bool[parameterCount + 1];
// One extra parameter to account for the return type
for (uint i = 0; i <= parameterCount; i++)
{
// NativeParser is a struct, so it can be copied.
NativeParser parserCopy = parser;
// Parse the signature twice. The first time to find out the exact type of the signature
// The second time to identify if the parameter loaded via the signature should be forced to be
// passed byref as part of the universal generic calling convention.
parameters[i] = GetConstructedTypeFromParserAndNativeLayoutContext(ref parser, nativeLayoutContext);
parametersWithGenericDependentLayout[i] = TypeSignatureHasVarsNeedingCallingConventionConverter(ref parserCopy, module, context, HasVarsInvestigationLevel.Parameter);
if (parameters[i] == null)
{
return(false);
}
}
return(true);
}
private static bool CompareCallingConventions(MethodCallingConvention callingConvention, MethodBase methodBase)
{
if (callingConvention.HasFlag(MethodCallingConvention.Static) != methodBase.IsStatic)
{
return(false);
}
if (callingConvention.HasFlag(MethodCallingConvention.Generic) != (methodBase.IsGenericMethod | methodBase.IsGenericMethodDefinition))
{
return(false);
}
return(true);
}
private bool MethodSignatureHasVarsNeedingCallingConventionConverter_NativeLayout(TypeSystemContext context, RuntimeSignature methodSig)
{
NativeReader reader = GetNativeLayoutInfoReader(methodSig);
NativeParser parser = new NativeParser(reader, methodSig.NativeLayoutOffset);
NativeFormatModuleInfo module = ModuleList.Instance.GetModuleInfoByHandle(new TypeManagerHandle(methodSig.ModuleHandle));
MethodCallingConvention callingConvention = (MethodCallingConvention)parser.GetUnsigned();
uint numGenArgs = callingConvention.HasFlag(MethodCallingConvention.Generic) ? parser.GetUnsigned() : 0;
uint parameterCount = parser.GetUnsigned();
// Check the return type of the method
if (TypeSignatureHasVarsNeedingCallingConventionConverter(ref parser, module, context, HasVarsInvestigationLevel.Parameter))
{
return(true);
}
// Check the parameters of the method
for (uint i = 0; i < parameterCount; i++)
{
if (TypeSignatureHasVarsNeedingCallingConventionConverter(ref parser, module, context, HasVarsInvestigationLevel.Parameter))
{
return(true);
}
}
return(false);
}
private bool MethodSignatureHasVarsNeedingCallingConventionConverter_NativeLayout(TypeSystemContext context, IntPtr methodSig)
{
IntPtr moduleHandle = RuntimeAugments.GetModuleFromPointer(methodSig);
NativeReader reader = GetNativeLayoutInfoReader(moduleHandle);
NativeParser parser = new NativeParser(reader, reader.AddressToOffset(methodSig));
MethodCallingConvention callingConvention = (MethodCallingConvention)parser.GetUnsigned();
uint numGenArgs = callingConvention.HasFlag(MethodCallingConvention.Generic) ? parser.GetUnsigned() : 0;
uint parameterCount = parser.GetUnsigned();
// Check the return type of the method
if (TypeSignatureHasVarsNeedingCallingConventionConverter(ref parser, context, HasVarsInvestigationLevel.Parameter))
{
return(true);
}
// Check the parameters of the method
for (uint i = 0; i < parameterCount; i++)
{
if (TypeSignatureHasVarsNeedingCallingConventionConverter(ref parser, context, HasVarsInvestigationLevel.Parameter))
{
return(true);
}
}
return(false);
}
internal bool GetCallingConverterDataFromMethodSignature_NativeLayout(TypeSystemContext context, IntPtr methodSig, NativeLayoutInfoLoadContext nativeLayoutContext, out bool hasThis, out TypeDesc[] parameters, out bool[] parametersWithGenericDependentLayout)
{
hasThis = false;
parameters = null;
IntPtr moduleHandle = RuntimeAugments.GetModuleFromPointer(methodSig);
NativeReader reader = GetNativeLayoutInfoReader(moduleHandle);
NativeParser parser = new NativeParser(reader, reader.AddressToOffset(methodSig));
MethodCallingConvention callingConvention = (MethodCallingConvention)parser.GetUnsigned();
hasThis = !callingConvention.HasFlag(MethodCallingConvention.Static);
uint numGenArgs = callingConvention.HasFlag(MethodCallingConvention.Generic) ? parser.GetUnsigned() : 0;
uint parameterCount = parser.GetUnsigned();
parameters = new TypeDesc[parameterCount + 1];
parametersWithGenericDependentLayout = new bool[parameterCount + 1];
// One extra parameter to account for the return type
for (uint i = 0; i <= parameterCount; i++)
{
// NativeParser is a struct, so it can be copied.
NativeParser parserCopy = parser;
// Parse the signature twice. The first time to find out the exact type of the signature
// The second time to identify if the parameter loaded via the signature should be forced to be
// passed byref as part of the universal generic calling convention.
parameters[i] = GetConstructedTypeFromParserAndNativeLayoutContext(ref parser, nativeLayoutContext);
parametersWithGenericDependentLayout[i] = TypeSignatureHasVarsNeedingCallingConventionConverter(ref parserCopy, context, HasVarsInvestigationLevel.Parameter);
if (parameters[i] == null)
{
return(false);
}
}
return(true);
}
internal bool IsStaticMethodSignature(RuntimeSignature methodSig)
{
if (methodSig.IsNativeLayoutSignature)
{
NativeReader reader = GetNativeLayoutInfoReader(methodSig.ModuleHandle);
NativeParser parser = new NativeParser(reader, methodSig.NativeLayoutOffset);
MethodCallingConvention callingConvention = (MethodCallingConvention)parser.GetUnsigned();
return(callingConvention.HasFlag(MethodCallingConvention.Static));
}
else
{
var metadataReader = ModuleList.Instance.GetMetadataReaderForModule(methodSig.ModuleHandle);
var methodHandle = methodSig.Token.AsHandle().ToMethodHandle(metadataReader);
var method = methodHandle.GetMethod(metadataReader);
return((method.Flags & MethodAttributes.Static) != 0);
}
}
internal bool IsStaticMethodSignature(RuntimeSignature methodSig)
{
if (methodSig.IsNativeLayoutSignature)
{
NativeReader reader = GetNativeLayoutInfoReader(methodSig);
NativeParser parser = new NativeParser(reader, methodSig.NativeLayoutOffset);
MethodCallingConvention callingConvention = (MethodCallingConvention)parser.GetUnsigned();
return(callingConvention.HasFlag(MethodCallingConvention.Static));
}
else
{
ModuleInfo module = methodSig.GetModuleInfo();
#if ECMA_METADATA_SUPPORT
if (module is NativeFormatModuleInfo)
#endif
{
NativeFormatModuleInfo nativeFormatModule = (NativeFormatModuleInfo)module;
var metadataReader = nativeFormatModule.MetadataReader;
var methodHandle = methodSig.Token.AsHandle().ToMethodHandle(metadataReader);
var method = methodHandle.GetMethod(metadataReader);
return((method.Flags & MethodAttributes.Static) != 0);
}
#if ECMA_METADATA_SUPPORT
else
{
EcmaModuleInfo ecmaModuleInfo = (EcmaModuleInfo)module;
var metadataReader = ecmaModuleInfo.MetadataReader;
var ecmaHandle = (System.Reflection.Metadata.MethodDefinitionHandle)System.Reflection.Metadata.Ecma335.MetadataTokens.Handle(methodSig.Token);
var method = metadataReader.GetMethodDefinition(ecmaHandle);
var blobHandle = method.Signature;
var blobReader = metadataReader.GetBlobReader(blobHandle);
byte sigByte = blobReader.ReadByte();
return((sigByte & (byte)System.Reflection.Metadata.SignatureAttributes.Instance) == 0);
}
#endif
}
}
private static bool CompareCallingConventions(MethodCallingConvention callingConvention, MethodBase methodBase)
{
if (callingConvention.HasFlag(MethodCallingConvention.Static) != methodBase.IsStatic)
return false;
if (callingConvention.HasFlag(MethodCallingConvention.Generic) != (methodBase.IsGenericMethod | methodBase.IsGenericMethodDefinition))
return false;
return true;
}
private bool CompareCallingConventions(MethodCallingConvention callingConvention)
{
return((callingConvention.HasFlag(MethodCallingConvention.Static) == _isStatic) &&
(callingConvention.HasFlag(MethodCallingConvention.Generic) == _isGeneric));
}
private bool CompareCallingConventions(MethodCallingConvention callingConvention)
{
return (callingConvention.HasFlag(MethodCallingConvention.Static) == _isStatic) &&
(callingConvention.HasFlag(MethodCallingConvention.Generic) == _isGeneric);
}