public MethodReference ImportMethod (MethodReference method, ImportGenericContext context)
{
if (method.IsGenericInstance)
return ImportMethodSpecification (method, context);
var declaring_type = ImportType (method.DeclaringType, context);
var reference = new MethodReference {
Name = method.Name,
HasThis = method.HasThis,
ExplicitThis = method.ExplicitThis,
DeclaringType = declaring_type,
CallingConvention = method.CallingConvention,
};
if (method.HasGenericParameters)
ImportGenericParameters (reference, method);
context.Push (reference);
try {
reference.ReturnType = ImportType (method.ReturnType, context);
if (!method.HasParameters)
return reference;
var reference_parameters = reference.Parameters;
var parameters = method.Parameters;
for (int i = 0; i < parameters.Count; i++)
reference_parameters.Add (
new ParameterDefinition (ImportType (parameters [i].ParameterType, context)));
return reference;
} finally {
context.Pop();
}
}
MethodSpecification ImportMethodSpecification (MethodReference method, ImportGenericContext context)
{
if (!method.IsGenericInstance)
throw new NotSupportedException ();
var instance = (GenericInstanceMethod) method;
var element_method = ImportMethod (instance.ElementMethod, context);
var imported_instance = new GenericInstanceMethod (element_method);
var arguments = instance.GenericArguments;
var imported_arguments = imported_instance.GenericArguments;
for (int i = 0; i < arguments.Count; i++)
imported_arguments.Add (ImportType (arguments [i], context));
return imported_instance;
}
TypeReference ImportTypeSpecification (TypeReference type, ImportGenericContext context)
{
switch (type.etype) {
case ElementType.SzArray:
var vector = (ArrayType) type;
return new ArrayType (ImportType (vector.ElementType, context));
case ElementType.Ptr:
var pointer = (PointerType) type;
return new PointerType (ImportType (pointer.ElementType, context));
case ElementType.ByRef:
var byref = (ByReferenceType) type;
return new ByReferenceType (ImportType (byref.ElementType, context));
case ElementType.Pinned:
var pinned = (PinnedType) type;
return new PinnedType (ImportType (pinned.ElementType, context));
case ElementType.Sentinel:
var sentinel = (SentinelType) type;
return new SentinelType (ImportType (sentinel.ElementType, context));
case ElementType.CModOpt:
var modopt = (OptionalModifierType) type;
return new OptionalModifierType (
ImportType (modopt.ModifierType, context),
ImportType (modopt.ElementType, context));
case ElementType.CModReqD:
var modreq = (RequiredModifierType) type;
return new RequiredModifierType (
ImportType (modreq.ModifierType, context),
ImportType (modreq.ElementType, context));
case ElementType.Array:
var array = (ArrayType) type;
var imported_array = new ArrayType (ImportType (array.ElementType, context));
if (array.IsVector)
return imported_array;
var dimensions = array.Dimensions;
var imported_dimensions = imported_array.Dimensions;
imported_dimensions.Clear ();
for (int i = 0; i < dimensions.Count; i++) {
var dimension = dimensions [i];
imported_dimensions.Add (new ArrayDimension (dimension.LowerBound, dimension.UpperBound));
}
return imported_array;
case ElementType.GenericInst:
var instance = (GenericInstanceType) type;
var element_type = ImportType (instance.ElementType, context);
var imported_instance = new GenericInstanceType (element_type);
var arguments = instance.GenericArguments;
var imported_arguments = imported_instance.GenericArguments;
for (int i = 0; i < arguments.Count; i++)
imported_arguments.Add (ImportType (arguments [i], context));
return imported_instance;
case ElementType.Var:
var var_parameter = (GenericParameter) type;
return context.TypeParameter (type.DeclaringType.FullName, var_parameter.Position);
case ElementType.MVar:
var mvar_parameter = (GenericParameter) type;
return context.MethodParameter (mvar_parameter.DeclaringMethod.Name, mvar_parameter.Position);
}
throw new NotSupportedException (type.etype.ToString ());
}
public FieldReference ImportField (FieldReference field, ImportGenericContext context)
{
var declaring_type = ImportType (field.DeclaringType, context);
context.Push (declaring_type);
try {
return new FieldReference {
Name = field.Name,
DeclaringType = declaring_type,
FieldType = ImportType (field.FieldType, context),
};
} finally {
context.Pop ();
}
}
MethodReference ImportMethodSpecification (SR.MethodBase method, ImportGenericContext context)
{
var method_info = method as SR.MethodInfo;
if (method_info == null)
throw new InvalidOperationException ();
var element_method = ImportMethod (method_info.GetGenericMethodDefinition (), context, ImportGenericKind.Definition);
var instance = new GenericInstanceMethod (element_method);
var arguments = method.GetGenericArguments ();
var instance_arguments = instance.GenericArguments;
context.Push (element_method);
try {
for (int i = 0; i < arguments.Length; i++)
instance_arguments.Add (ImportType (arguments [i], context));
return instance;
} finally {
context.Pop ();
}
}
public TypeReference ImportType (TypeReference type, ImportGenericContext context)
{
if (type.IsTypeSpecification ())
return ImportTypeSpecification (type, context);
var reference = new TypeReference (
type.Namespace,
type.Name,
module,
ImportScope (type.Scope),
type.IsValueType);
MetadataSystem.TryProcessPrimitiveTypeReference (reference);
if (type.IsNested)
reference.DeclaringType = ImportType (type.DeclaringType, context);
if (type.HasGenericParameters)
ImportGenericParameters (reference, type);
return reference;
}
public FieldReference ImportField (SR.FieldInfo field, ImportGenericContext context)
{
var declaring_type = ImportType (field.DeclaringType, context);
if (IsGenericInstance (field.DeclaringType))
field = ResolveFieldDefinition (field);
context.Push (declaring_type);
try {
return new FieldReference {
Name = field.Name,
DeclaringType = declaring_type,
FieldType = ImportType (field.FieldType, context),
};
} finally {
context.Pop ();
}
}
public MethodReference ImportMethod (SR.MethodBase method, ImportGenericContext context, ImportGenericKind import_kind)
{
if (IsMethodSpecification (method) || ImportOpenGenericMethod (method, import_kind))
return ImportMethodSpecification (method, context);
var declaring_type = ImportType (method.DeclaringType, context);
if (IsGenericInstance (method.DeclaringType))
method = method.Module.ResolveMethod (method.MetadataToken);
var reference = new MethodReference {
Name = method.Name,
HasThis = HasCallingConvention (method, SR.CallingConventions.HasThis),
ExplicitThis = HasCallingConvention (method, SR.CallingConventions.ExplicitThis),
DeclaringType = ImportType (method.DeclaringType, context, ImportGenericKind.Definition),
};
if (HasCallingConvention (method, SR.CallingConventions.VarArgs))
reference.CallingConvention &= MethodCallingConvention.VarArg;
if (method.IsGenericMethod)
ImportGenericParameters (reference, method.GetGenericArguments ());
context.Push (reference);
try {
var method_info = method as SR.MethodInfo;
reference.ReturnType = method_info != null
? ImportType (method_info.ReturnType, context)
: ImportType (typeof (void), default (ImportGenericContext));
var parameters = method.GetParameters ();
var reference_parameters = reference.Parameters;
for (int i = 0; i < parameters.Length; i++)
reference_parameters.Add (
new ParameterDefinition (ImportType (parameters [i].ParameterType, context)));
reference.DeclaringType = declaring_type;
return reference;
} finally {
context.Pop ();
}
}
static TypeReference ImportGenericParameter (Type type, ImportGenericContext context)
{
if (context.IsEmpty)
throw new InvalidOperationException ();
if (type.DeclaringMethod != null)
return context.MethodParameter (type.DeclaringMethod.Name, type.GenericParameterPosition);
if (type.DeclaringType != null)
return context.TypeParameter (NormalizedFullName (type.DeclaringType), type.GenericParameterPosition);
throw new InvalidOperationException();
}
TypeReference ImportGenericInstance (Type type, ImportGenericContext context)
{
var element_type = ImportType (type.GetGenericTypeDefinition (), context, ImportGenericKind.Definition);
var instance = new GenericInstanceType (element_type);
var arguments = type.GetGenericArguments ();
var instance_arguments = instance.GenericArguments;
context.Push (element_type);
try {
for (int i = 0; i < arguments.Length; i++)
instance_arguments.Add (ImportType (arguments [i], context));
return instance;
} finally {
context.Pop ();
}
}
TypeReference ImportTypeSpecification (Type type, ImportGenericContext context)
{
if (type.IsByRef)
return new ByReferenceType (ImportType (type.GetElementType (), context));
if (type.IsPointer)
return new PointerType (ImportType (type.GetElementType (), context));
if (type.IsArray)
return new ArrayType (ImportType (type.GetElementType (), context), type.GetArrayRank ());
if (type.IsGenericType)
return ImportGenericInstance (type, context);
if (type.IsGenericParameter)
return ImportGenericParameter (type, context);
throw new NotSupportedException (type.FullName);
}
public TypeReference ImportType (Type type, ImportGenericContext context, ImportGenericKind import_kind)
{
if (IsTypeSpecification (type) || ImportOpenGenericType (type, import_kind))
return ImportTypeSpecification (type, context);
var reference = new TypeReference (
string.Empty,
type.Name,
module,
ImportScope (type.Assembly),
type.IsValueType);
reference.etype = ImportElementType (type);
if (IsNestedType (type))
reference.DeclaringType = ImportType (type.DeclaringType, context, import_kind);
else
reference.Namespace = type.Namespace ?? string.Empty;
if (type.IsGenericType)
ImportGenericParameters (reference, type.GetGenericArguments ());
return reference;
}
public TypeReference ImportType (Type type, ImportGenericContext context)
{
return ImportType (type, context, ImportGenericKind.Open);
}
TypeReference ImportTypeSpecification(TypeReference type, ImportGenericContext context)
{
switch (type.etype)
{
case ElementType.SzArray:
var vector = (ArrayType)type;
return(new ArrayType(ImportType(vector.ElementType, context)));
case ElementType.Ptr:
var pointer = (PointerType)type;
return(new PointerType(ImportType(pointer.ElementType, context)));
case ElementType.ByRef:
var byref = (ByReferenceType)type;
return(new ByReferenceType(ImportType(byref.ElementType, context)));
case ElementType.Pinned:
var pinned = (PinnedType)type;
return(new PinnedType(ImportType(pinned.ElementType, context)));
case ElementType.Sentinel:
var sentinel = (SentinelType)type;
return(new SentinelType(ImportType(sentinel.ElementType, context)));
case ElementType.CModOpt:
var modopt = (OptionalModifierType)type;
return(new OptionalModifierType(
ImportType(modopt.ModifierType, context),
ImportType(modopt.ElementType, context)));
case ElementType.CModReqD:
var modreq = (RequiredModifierType)type;
return(new RequiredModifierType(
ImportType(modreq.ModifierType, context),
ImportType(modreq.ElementType, context)));
case ElementType.Array:
var array = (ArrayType)type;
var imported_array = new ArrayType(ImportType(array.ElementType, context));
if (array.IsVector)
{
return(imported_array);
}
var dimensions = array.Dimensions;
var imported_dimensions = imported_array.Dimensions;
imported_dimensions.Clear();
for (int i = 0; i < dimensions.Count; i++)
{
var dimension = dimensions [i];
imported_dimensions.Add(new ArrayDimension(dimension.LowerBound, dimension.UpperBound));
}
return(imported_array);
case ElementType.GenericInst:
var instance = (GenericInstanceType)type;
var element_type = ImportType(instance.ElementType, context);
var imported_instance = new GenericInstanceType(element_type);
var arguments = instance.GenericArguments;
var imported_arguments = imported_instance.GenericArguments;
for (int i = 0; i < arguments.Count; i++)
{
imported_arguments.Add(ImportType(arguments [i], context));
}
return(imported_instance);
case ElementType.Var:
var var_parameter = (GenericParameter)type;
return(context.TypeParameter(type.DeclaringType.FullName, var_parameter.Position));
case ElementType.MVar:
var mvar_parameter = (GenericParameter)type;
return(context.MethodParameter(mvar_parameter.DeclaringMethod.Name, mvar_parameter.Position));
}
throw new NotSupportedException(type.etype.ToString());
}
public TypeReference ImportType(Type type, ImportGenericContext context)
{
return(ImportType(type, context, ImportGenericKind.Open));
}