Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / clr / src / BCL / System / RtType.cs / 1 / RtType.cs
// ==++==
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// ==--==
using System;
using System.Reflection;
using System.Runtime.ConstrainedExecution;
using System.Globalization;
using System.Threading;
using System.Diagnostics;
using System.Security.Permissions;
using System.Collections;
using System.Collections.Generic;
using System.Runtime.Serialization;
using System.Runtime.CompilerServices;
using System.Security;
using System.Text;
using System.Reflection.Emit;
using System.Runtime.Remoting;
using System.Runtime.Remoting.Proxies;
using System.Runtime.Remoting.Messaging;
using System.Runtime.Remoting.Activation;
using MdSigCallingConvention = System.Signature.MdSigCallingConvention;
using RuntimeTypeCache = System.RuntimeType.RuntimeTypeCache;
using System.Runtime.InteropServices;
using DebuggerStepThroughAttribute = System.Diagnostics.DebuggerStepThroughAttribute;
using MdToken = System.Reflection.MetadataToken;
namespace System
{
// this is a work around to get the concept of a calli. It's not as fast but it would be interesting to
// see how it compares to the current implementation.
// This delegate will disappear at some point in favor of calli
internal delegate void CtorDelegate(Object instance);
[Serializable()]
internal class RuntimeType : Type, ISerializable, ICloneable
{
#region Definitions
[Serializable()]
internal class RuntimeTypeCache
{
#region Definitions
internal enum WhatsCached
{
Nothing = 0x0,
EnclosingType = 0x1,
}
internal enum CacheType
{
Method,
Constructor,
Field,
Property,
Event,
Interface,
NestedType
}
// This method serves two purposes, both enabling optimizations in ngen image
// First, it tells ngen which instantiations of MemberInfoCache to save in the ngen image
// Second, it ensures MemberInfoCache<*Info>.Insert methods are pre-prepared in the
// ngen image, and any runtime preparation that needs to happen, happens in the Prestub
// worker of Prejitinit_Hack. At runtime we do not really want to execute the Insert methods
// here; the calls are present just to fool the CER preparation code into preparing those methods during ngen
internal static void Prejitinit_HACK()
{
// make sure this conditional is around everything _including_ the call to
// PrepareConstrainedRegions, the JIT/NGen just needs to see the callsite
// somewhere, but the callsite has a link demand which can trip up partially
// trusted code.
if (!s_dontrunhack)
{
RuntimeHelpers.PrepareConstrainedRegions();
try
{ }
finally
{
MemberInfoCache micrmi = new MemberInfoCache(null);
CerArrayList list =null;
micrmi.Insert(ref list, "dummy", MemberListType.All);
MemberInfoCache micrci = new MemberInfoCache(null);
CerArrayList listc =null;
micrci.Insert(ref listc, "dummy", MemberListType.All);
MemberInfoCache micrfi = new MemberInfoCache(null);
CerArrayList listf =null;
micrfi.Insert(ref listf, "dummy", MemberListType.All);
MemberInfoCache micri = new MemberInfoCache(null);
CerArrayList listi =null;
micri.Insert(ref listi, "dummy", MemberListType.All);
MemberInfoCache micrpi = new MemberInfoCache(null);
CerArrayList listp =null;
micrpi.Insert(ref listp, "dummy", MemberListType.All);
MemberInfoCache micrei = new MemberInfoCache(null);
CerArrayList liste =null;
micrei.Insert(ref liste, "dummy", MemberListType.All);
}
}
}
private struct Filter
{
private Utf8String m_name;
private MemberListType m_listType;
public unsafe Filter(byte* pUtf8Name, int cUtf8Name, MemberListType listType)
{
this.m_name = new Utf8String((void*) pUtf8Name, cUtf8Name);
this.m_listType = listType;
}
public bool Match(Utf8String name)
{
if (m_listType == MemberListType.CaseSensitive)
return m_name.Equals(name);
else if (m_listType == MemberListType.CaseInsensitive)
return m_name.EqualsCaseInsensitive(name);
else
return true;
}
}
[Serializable()]
private class MemberInfoCache where T : MemberInfo
{
#region Static Members
static MemberInfoCache()
{
// We need to prepare some code in this class for reliable
// execution on a per-instantiation basis. A static class
// constructor is ideal for this since we only need to do
// this once per-instantiation. We can't go through the
// normal approach using RuntimeHelpers.PrepareMethod since
// that would involve using reflection and we'd wind back up
// here recursively. So we call through an fcall helper
// instead. The fcall is on RuntimeType to avoid having an
// fcall entry for a nested class (a generic one at that).
// I've no idea if that would work, but I'm pretty sure it
// wouldn't. Also we pass in our own base type since using
// the mscorlib binder doesn't work for nested types (I've
// tried that one).
PrepareMemberInfoCache(typeof(MemberInfoCache).TypeHandle);
}
#endregion
#region Private Data Members
// MemberInfo caches
private CerHashtable> m_csMemberInfos;
private CerHashtable> m_cisMemberInfos;
private CerArrayList m_root;
private bool m_cacheComplete;
// This is the strong reference back to the cache
private RuntimeTypeCache m_runtimeTypeCache;
#endregion
#region Constructor
internal MemberInfoCache(RuntimeTypeCache runtimeTypeCache)
{
#if MDA_SUPPORTED
Mda.MemberInfoCacheCreation();
#endif
m_runtimeTypeCache = runtimeTypeCache;
m_cacheComplete = false;
}
internal MethodBase AddMethod(RuntimeTypeHandle declaringType, RuntimeMethodHandle method, CacheType cacheType)
{
Object list = null;
MethodAttributes methodAttributes = method.GetAttributes();
bool isPublic = (methodAttributes & MethodAttributes.MemberAccessMask) == MethodAttributes.Public;
bool isStatic = (methodAttributes & MethodAttributes.Static) != 0;
bool isInherited = declaringType.Value != ReflectedTypeHandle.Value;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
switch (cacheType)
{
case CacheType.Method:
List mlist = new List(1);
mlist.Add(new RuntimeMethodInfo(method, declaringType, m_runtimeTypeCache, methodAttributes, bindingFlags));
list = mlist;
break;
case CacheType.Constructor:
List clist = new List(1);
clist.Add(new RuntimeConstructorInfo(method, declaringType, m_runtimeTypeCache, methodAttributes, bindingFlags));
list = clist;
break;
}
CerArrayList cerList = new CerArrayList((List)list);
Insert(ref cerList, null, MemberListType.HandleToInfo);
return (MethodBase)(object)cerList[0];
}
internal FieldInfo AddField(RuntimeFieldHandle field)
{
// create the runtime field info
List list = new List(1);
FieldAttributes fieldAttributes = field.GetAttributes();
bool isPublic = (fieldAttributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Public;
bool isStatic = (fieldAttributes & FieldAttributes.Static) != 0;
bool isInherited = field.GetApproxDeclaringType().Value != ReflectedTypeHandle.Value;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
list.Add(new RtFieldInfo(field, ReflectedType, m_runtimeTypeCache, bindingFlags));
CerArrayList cerList = new CerArrayList((List)(object)list);
Insert(ref cerList, null, MemberListType.HandleToInfo);
return (FieldInfo)(object)cerList[0];
}
private unsafe CerArrayList Populate(string name, MemberListType listType, CacheType cacheType)
{
if (name == null || name.Length == 0 ||
(cacheType == CacheType.Constructor && name.FirstChar != '.' && name.FirstChar != '*'))
{
Filter filter = new Filter(null, 0, listType);
List list = null;
switch (cacheType)
{
case CacheType.Method:
list = PopulateMethods(filter) as List;
break;
case CacheType.Field :
list = PopulateFields(filter) as List;
break;
case CacheType.Constructor :
list = PopulateConstructors(filter) as List;
break;
case CacheType.Property :
list = PopulateProperties(filter) as List;
break;
case CacheType.Event :
list = PopulateEvents(filter) as List;
break;
case CacheType.NestedType :
list = PopulateNestedClasses(filter) as List;
break;
case CacheType.Interface :
list = PopulateInterfaces(filter) as List;
break;
}
CerArrayList cerList = new CerArrayList(list);
Insert(ref cerList, name, listType);
return cerList;
}
else
{
fixed (char* pName = name)
{
int cUtf8Name = Encoding.UTF8.GetByteCount(pName, name.Length);
byte* pUtf8Name = stackalloc byte[cUtf8Name];
Encoding.UTF8.GetBytes(pName, name.Length, pUtf8Name, cUtf8Name);
Filter filter = new Filter(pUtf8Name, cUtf8Name, listType);
List list = null;
switch (cacheType)
{
case CacheType.Method:
list = PopulateMethods(filter) as List;
break;
case CacheType.Field :
list = PopulateFields(filter) as List;
break;
case CacheType.Constructor :
list = PopulateConstructors(filter) as List;
break;
case CacheType.Property :
list = PopulateProperties(filter) as List;
break;
case CacheType.Event :
list = PopulateEvents(filter) as List;
break;
case CacheType.NestedType :
list = PopulateNestedClasses(filter) as List;
break;
case CacheType.Interface :
list = PopulateInterfaces(filter) as List;
break;
}
CerArrayList cerList = new CerArrayList(list);
Insert(ref cerList, name, listType);
return cerList;
}
}
}
// May replace the list with a new one if certain cache
// lookups succeed. Also, may modify the contents of the list
// after merging these new data structures with cached ones.
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
internal void Insert(ref CerArrayList list, string name, MemberListType listType)
{
bool lockTaken = false;
bool preallocationComplete = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.ReliableEnter(this, ref lockTaken);
if (listType == MemberListType.CaseSensitive)
{
if (m_csMemberInfos == null)
m_csMemberInfos = new CerHashtable>();
else
m_csMemberInfos.Preallocate(1);
}
else if (listType == MemberListType.CaseInsensitive)
{
if (m_cisMemberInfos == null)
m_cisMemberInfos = new CerHashtable>();
else
m_cisMemberInfos.Preallocate(1);
}
if (m_root == null)
m_root = new CerArrayList(list.Count);
else
m_root.Preallocate(list.Count);
preallocationComplete = true;
}
finally
{
try
{
if (preallocationComplete)
{
if (listType == MemberListType.CaseSensitive)
{
// Ensure we always return a list that has
// been merged with the global list.
CerArrayList cachedList = m_csMemberInfos[name];
if (cachedList == null)
{
MergeWithGlobalList(list);
m_csMemberInfos[name] = list;
}
else
list = cachedList;
}
else if (listType == MemberListType.CaseInsensitive)
{
// Ensure we always return a list that has
// been merged with the global list.
CerArrayList cachedList = m_cisMemberInfos[name];
if (cachedList == null)
{
MergeWithGlobalList(list);
m_cisMemberInfos[name] = list;
}
else
list = cachedList;
}
else
{
MergeWithGlobalList(list);
}
if (listType == MemberListType.All)
{
m_cacheComplete = true;
}
}
}
finally
{
if (lockTaken)
{
Monitor.Exit(this);
}
}
}
}
// Modifies the existing list.
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
private void MergeWithGlobalList(CerArrayList list)
{
int cachedCount = m_root.Count;
for (int i = 0; i < list.Count; i++)
{
T newMemberInfo = list[i];
T cachedMemberInfo = null;
for (int j = 0; j < cachedCount; j++)
{
cachedMemberInfo = m_root[j];
if (newMemberInfo.CacheEquals(cachedMemberInfo))
{
list.Replace(i, cachedMemberInfo);
break;
}
}
if (list[i] != cachedMemberInfo)
m_root.Add(newMemberInfo);
}
}
#endregion
#region Population Logic
private unsafe List PopulateMethods(Filter filter)
{
List list = new List();
RuntimeTypeHandle declaringTypeHandle = ReflectedTypeHandle;
bool isInterface =
(declaringTypeHandle.GetAttributes() & TypeAttributes.ClassSemanticsMask)
== TypeAttributes.Interface;
if (isInterface)
{
#region IsInterface
bool mayNeedInstantiatingStub = declaringTypeHandle.HasInstantiation() && !declaringTypeHandle.IsGenericTypeDefinition();
foreach (RuntimeMethodHandle methodHandle in declaringTypeHandle.IntroducedMethods)
{
if (!filter.Match(methodHandle.GetUtf8Name()))
continue;
#region Loop through all methods on the interface
ASSERT.CONSISTENCY_CHECK(!methodHandle.IsNullHandle());
ASSERT.CONSISTENCY_CHECK(LOGIC.IMPLIES(
(methodHandle.GetAttributes() & MethodAttributes.RTSpecialName) != 0,
methodHandle.GetName().Equals(".ctor") ||
methodHandle.GetName().Equals(".cctor") ||
methodHandle.GetName().Equals("IL_STUB")));
ASSERT.CONSISTENCY_CHECK((methodHandle.GetAttributes() & MethodAttributes.Abstract) != 0);
ASSERT.CONSISTENCY_CHECK((methodHandle.GetAttributes() & MethodAttributes.Virtual) != 0);
#region Calculate Binding Flags
MethodAttributes methodAttributes = methodHandle.GetAttributes();
bool isPublic = (methodAttributes & MethodAttributes.MemberAccessMask) == MethodAttributes.Public;
bool isStatic = (methodAttributes & MethodAttributes.Static) != 0;
bool isInherited = false;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
#endregion
if ((methodAttributes & MethodAttributes.RTSpecialName) != 0 || methodHandle.IsILStub())
continue;
// if it is an instantiated type get the InstantiatedMethodDesc if needed
RuntimeMethodHandle instantiatedHandle = mayNeedInstantiatingStub ?
methodHandle.GetInstantiatingStubIfNeeded(declaringTypeHandle) : methodHandle;
RuntimeMethodInfo runtimeMethodInfo = new RuntimeMethodInfo(
instantiatedHandle, declaringTypeHandle, m_runtimeTypeCache, methodAttributes, bindingFlags);
list.Add(runtimeMethodInfo);
#endregion
}
#endregion
}
else
{
#region IsClass or GenericParameter
while(declaringTypeHandle.IsGenericVariable())
declaringTypeHandle = declaringTypeHandle.GetRuntimeType().BaseType.GetTypeHandleInternal();
bool* overrides = stackalloc bool[declaringTypeHandle.GetNumVirtuals()];
bool isValueType = declaringTypeHandle.GetRuntimeType().IsValueType;
while(!declaringTypeHandle.IsNullHandle())
{
bool mayNeedInstantiatingStub = declaringTypeHandle.HasInstantiation() &&
!declaringTypeHandle.IsGenericTypeDefinition();
int vtableSlots = declaringTypeHandle.GetNumVirtuals();
foreach (RuntimeMethodHandle methodHandle in declaringTypeHandle.IntroducedMethods)
{
if (!filter.Match(methodHandle.GetUtf8Name()))
continue;
#region Loop through all methods on the current type
ASSERT.CONSISTENCY_CHECK(!methodHandle.IsNullHandle());
MethodAttributes methodAttributes = methodHandle.GetAttributes();
MethodAttributes methodAccess = methodAttributes & MethodAttributes.MemberAccessMask;
#region Continue if this is a constructor
ASSERT.CONSISTENCY_CHECK(
LOGIC.IMPLIES((methodHandle.GetAttributes() & MethodAttributes.RTSpecialName) != 0,
methodHandle.GetName().Equals(".ctor") ||
methodHandle.GetName().Equals(".cctor") ||
methodHandle.GetName().Equals("IL_STUB") ));
if ((methodAttributes & MethodAttributes.RTSpecialName) != 0 || methodHandle.IsILStub())
continue;
#endregion
#region Continue if this is a private declared on a base type
bool isVirtual = false;
int methodSlot = 0;
if ((methodAttributes & MethodAttributes.Virtual) != 0)
{
// only virtual if actually in the vtableslot range, but GetSlot will
// assert if an EnC method, which can't be virtual, so narrow down first
// before calling GetSlot
methodSlot = methodHandle.GetSlot();
isVirtual = (methodSlot < vtableSlots);
}
bool isPrivate = methodAccess == MethodAttributes.Private;
bool isPrivateVirtual = isVirtual & isPrivate;
bool isInherited = declaringTypeHandle.Value != ReflectedTypeHandle.Value;
if (isInherited && isPrivate && !isPrivateVirtual)
continue;
#endregion
#region Continue if this is a virtual and is already overridden
if (isVirtual)
{
ASSERT.CONSISTENCY_CHECK(
(methodAttributes & MethodAttributes.Abstract) != 0 ||
(methodAttributes & MethodAttributes.Virtual) != 0 ||
methodHandle.GetDeclaringType().Value != declaringTypeHandle.Value);
if (overrides[methodSlot] == true)
continue;
overrides[methodSlot] = true;
}
else if (isValueType)
{
if ((methodAttributes & (MethodAttributes.Virtual | MethodAttributes.Abstract)) != 0)
continue;
}
else
{
ASSERT.CONSISTENCY_CHECK((methodAttributes & (MethodAttributes.Virtual | MethodAttributes.Abstract)) == 0);
}
#endregion
#region Calculate Binding Flags
bool isPublic = methodAccess == MethodAttributes.Public;
bool isStatic = (methodAttributes & MethodAttributes.Static) != 0;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
#endregion
// if it is an instantiated type get the InstantiatedMethodDesc if needed
RuntimeMethodHandle instantiatedHandle = mayNeedInstantiatingStub ?
methodHandle.GetInstantiatingStubIfNeeded(declaringTypeHandle) : methodHandle;
RuntimeMethodInfo runtimeMethodInfo = new RuntimeMethodInfo(
instantiatedHandle, declaringTypeHandle, m_runtimeTypeCache, methodAttributes, bindingFlags);
list.Add(runtimeMethodInfo);
#endregion
}
declaringTypeHandle = declaringTypeHandle.GetBaseTypeHandle();
}
#endregion
}
return list;
}
private List PopulateConstructors(Filter filter)
{
List list = new List();
if (ReflectedType.IsGenericParameter)
{
return list;
}
RuntimeTypeHandle declaringTypeHandle = ReflectedTypeHandle;
bool mayNeedInstantiatingStub = declaringTypeHandle.HasInstantiation() &&
!declaringTypeHandle.IsGenericTypeDefinition();
foreach (RuntimeMethodHandle methodHandle in declaringTypeHandle.IntroducedMethods)
{
if (!filter.Match(methodHandle.GetUtf8Name()))
continue;
MethodAttributes methodAttributes = methodHandle.GetAttributes();
ASSERT.CONSISTENCY_CHECK(!methodHandle.IsNullHandle());
/*
ASSERT.CONSISTENCY_
*/
if ((methodAttributes & MethodAttributes.RTSpecialName) == 0)
continue;
if (methodHandle.IsILStub())
continue;
// Constructors should not be virtual or abstract
ASSERT.CONSISTENCY_CHECK(
(methodAttributes & MethodAttributes.Abstract) == 0 &&
(methodAttributes & MethodAttributes.Virtual) == 0);
#region Calculate Binding Flags
bool isPublic = (methodAttributes & MethodAttributes.MemberAccessMask) == MethodAttributes.Public;
bool isStatic = (methodAttributes & MethodAttributes.Static) != 0;
bool isInherited = false;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
#endregion
// if it is an instantiated type get the InstantiatedMethodDesc if needed
RuntimeMethodHandle instantiatedHandle = mayNeedInstantiatingStub ?
methodHandle.GetInstantiatingStubIfNeeded(declaringTypeHandle) : methodHandle;
RuntimeConstructorInfo runtimeConstructorInfo =
new RuntimeConstructorInfo(instantiatedHandle, ReflectedTypeHandle, m_runtimeTypeCache, methodAttributes, bindingFlags);
list.Add(runtimeConstructorInfo);
}
return list;
}
private unsafe List PopulateFields(Filter filter)
{
List list = new List();
RuntimeTypeHandle declaringTypeHandle = ReflectedTypeHandle;
#region Populate all static, instance and literal fields
while(declaringTypeHandle.IsGenericVariable())
declaringTypeHandle = declaringTypeHandle.GetRuntimeType().BaseType.GetTypeHandleInternal();
while(!declaringTypeHandle.IsNullHandle())
{
PopulateRtFields(filter, declaringTypeHandle, list);
PopulateLiteralFields(filter, declaringTypeHandle, list);
declaringTypeHandle = declaringTypeHandle.GetBaseTypeHandle();
}
#endregion
#region Populate Literal Fields on Interfaces
if (ReflectedType.IsGenericParameter)
{
Type[] interfaces = ReflectedTypeHandle.GetRuntimeType().BaseType.GetInterfaces();
for (int i = 0; i < interfaces.Length; i++)
{
// Populate literal fields defined on any of the interfaces implemented by the declaring type
PopulateLiteralFields(filter, interfaces[i].GetTypeHandleInternal(), list);
PopulateRtFields(filter, interfaces[i].GetTypeHandleInternal(), list);
}
}
else
{
RuntimeTypeHandle[] interfaces = ReflectedTypeHandle.GetInterfaces();
if (interfaces != null)
{
for (int i = 0; i < interfaces.Length; i++)
{
// Populate literal fields defined on any of the interfaces implemented by the declaring type
PopulateLiteralFields(filter, interfaces[i], list);
PopulateRtFields(filter, interfaces[i], list);
}
}
}
#endregion
return list;
}
private unsafe void PopulateRtFields(Filter filter, RuntimeTypeHandle declaringTypeHandle, List list)
{
int** pResult = stackalloc int*[64];
int count = 64;
if (!declaringTypeHandle.GetFields(pResult, &count))
{
fixed(int** pBigResult = new int*[count])
{
declaringTypeHandle.GetFields(pBigResult, &count);
PopulateRtFields(filter, pBigResult, count, declaringTypeHandle, list);
}
}
else if (count > 0)
{
PopulateRtFields(filter, pResult, count, declaringTypeHandle, list);
}
}
private unsafe void PopulateRtFields(Filter filter,
int** ppFieldHandles, int count, RuntimeTypeHandle declaringTypeHandle, List list)
{
ASSERT.PRECONDITION(!declaringTypeHandle.IsNullHandle());
ASSERT.PRECONDITION(!ReflectedTypeHandle.IsNullHandle());
bool needsStaticFieldForGeneric = declaringTypeHandle.HasInstantiation() && !declaringTypeHandle.ContainsGenericVariables();
bool isInherited = !declaringTypeHandle.Equals(ReflectedTypeHandle);
for(int i = 0; i < count; i ++)
{
RuntimeFieldHandle runtimeFieldHandle = new RuntimeFieldHandle(ppFieldHandles[i]);
if (!filter.Match(runtimeFieldHandle.GetUtf8Name()))
continue;
ASSERT.CONSISTENCY_CHECK(!runtimeFieldHandle.IsNullHandle());
FieldAttributes fieldAttributes = runtimeFieldHandle.GetAttributes();
FieldAttributes fieldAccess = fieldAttributes & FieldAttributes.FieldAccessMask;
if (isInherited)
{
if (fieldAccess == FieldAttributes.Private)
continue;
}
#region Calculate Binding Flags
bool isPublic = fieldAccess == FieldAttributes.Public;
bool isStatic = (fieldAttributes & FieldAttributes.Static) != 0;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
#endregion
// correct the FieldDesc if needed
if (needsStaticFieldForGeneric && isStatic)
runtimeFieldHandle = runtimeFieldHandle.GetStaticFieldForGenericType(declaringTypeHandle);
RuntimeFieldInfo runtimeFieldInfo =
new RtFieldInfo(runtimeFieldHandle, declaringTypeHandle.GetRuntimeType(), m_runtimeTypeCache, bindingFlags);
list.Add(runtimeFieldInfo);
}
}
private unsafe void PopulateLiteralFields(Filter filter, RuntimeTypeHandle declaringTypeHandle, List list)
{
ASSERT.PRECONDITION(!declaringTypeHandle.IsNullHandle());
ASSERT.PRECONDITION(!ReflectedTypeHandle.IsNullHandle());
int tkDeclaringType = declaringTypeHandle.GetToken();
// Our policy is that TypeDescs do not have metadata tokens
if (MdToken.IsNullToken(tkDeclaringType))
return;
MetadataImport scope = declaringTypeHandle.GetModuleHandle().GetMetadataImport();
int cFields = scope.EnumFieldsCount(tkDeclaringType);
int* tkFields = stackalloc int[cFields];
scope.EnumFields(tkDeclaringType, tkFields, cFields);
for (int i = 0; i < cFields; i++)
{
int tkField = tkFields[i];
ASSERT.PRECONDITION(MdToken.IsTokenOfType(tkField, MetadataTokenType.FieldDef));
ASSERT.PRECONDITION(!MdToken.IsNullToken(tkField));
Utf8String name;
name = scope.GetName(tkField);
if (!filter.Match(name))
continue;
FieldAttributes fieldAttributes;
scope.GetFieldDefProps(tkField, out fieldAttributes);
FieldAttributes fieldAccess = fieldAttributes & FieldAttributes.FieldAccessMask;
if ((fieldAttributes & FieldAttributes.Literal) != 0)
{
bool isInherited = !declaringTypeHandle.Equals(ReflectedTypeHandle);
if (isInherited)
{
bool isPrivate = fieldAccess == FieldAttributes.Private;
if (isPrivate)
continue;
}
#region Calculate Binding Flags
bool isPublic = fieldAccess == FieldAttributes.Public;
bool isStatic = (fieldAttributes & FieldAttributes.Static) != 0;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
#endregion
RuntimeFieldInfo runtimeFieldInfo =
new MdFieldInfo(tkField, fieldAttributes, declaringTypeHandle, m_runtimeTypeCache, bindingFlags);
list.Add(runtimeFieldInfo);
}
}
}
private static void AddElementTypes(Type template, IList types)
{
if (!template.HasElementType)
return;
AddElementTypes(template.GetElementType(), types);
for (int i = 0; i < types.Count; i ++)
{
if (template.IsArray)
{
if (template.IsSzArray)
types[i] = types[i].MakeArrayType();
else
types[i] = types[i].MakeArrayType(template.GetArrayRank());
}
else if (template.IsPointer)
{
types[i] = types[i].MakePointerType();
}
}
}
private List PopulateInterfaces(Filter filter)
{
List list = new List();
RuntimeTypeHandle declaringTypeHandle = ReflectedTypeHandle;
if (!declaringTypeHandle.IsGenericVariable())
{
RuntimeTypeHandle[] ifaces = ReflectedTypeHandle.GetInterfaces();
if (ifaces != null)
{
for (int i = 0; i < ifaces.Length; i++)
{
RuntimeType interfaceType = ifaces[i].GetRuntimeType();
if (!filter.Match(interfaceType.GetTypeHandleInternal().GetUtf8Name()))
continue;
ASSERT.CONSISTENCY_CHECK(interfaceType.IsInterface);
list.Add(interfaceType);
}
}
if (ReflectedType.IsSzArray)
{
Type arrayType = ReflectedType.GetElementType();
if (!arrayType.IsPointer)
{
Type iList = typeof(IList<>).MakeGenericType(arrayType);
if (iList.IsAssignableFrom(ReflectedType))
{
if (filter.Match(iList.GetTypeHandleInternal().GetUtf8Name()))
list.Add(iList as RuntimeType);
Type[] iFaces = iList.GetInterfaces();
for(int j = 0; j < iFaces.Length; j++)
{
Type iFace = iFaces[j];
if (iFace.IsGenericType && filter.Match(iFace.GetTypeHandleInternal().GetUtf8Name()))
list.Add(iFaces[j] as RuntimeType);
}
}
}
}
}
else
{
List al = new List();
// Get all constraints
Type[] constraints = declaringTypeHandle.GetRuntimeType().GetGenericParameterConstraints();
// Populate transitive closure of all interfaces in constraint set
for (int i = 0; i < constraints.Length; i++)
{
Type constraint = constraints[i];
if (constraint.IsInterface)
al.Add(constraint as RuntimeType);
Type[] temp = constraint.GetInterfaces();
for (int j = 0; j < temp.Length; j++)
al.Add(temp[j] as RuntimeType);
}
// Remove duplicates
Hashtable ht = new Hashtable();
for (int i = 0; i < al.Count; i++)
{
Type constraint = al[i] as Type;
if (!ht.Contains(constraint))
ht[constraint] = constraint;
}
Type[] interfaces = new Type[ht.Values.Count];
ht.Values.CopyTo(interfaces, 0);
// Populate link-list
for (int i = 0; i < interfaces.Length; i++)
{
if (!filter.Match(interfaces[i].GetTypeHandleInternal().GetUtf8Name()))
continue;
list.Add(interfaces[i] as RuntimeType);
}
}
return list;
}
private unsafe List PopulateNestedClasses(Filter filter)
{
List list = new List();
RuntimeTypeHandle declaringTypeHandle = ReflectedTypeHandle;
if (declaringTypeHandle.IsGenericVariable())
{
while(declaringTypeHandle.IsGenericVariable())
declaringTypeHandle = declaringTypeHandle.GetRuntimeType().BaseType.GetTypeHandleInternal();
}
int tkEnclosingType = declaringTypeHandle.GetToken();
// For example, TypeDescs do not have metadata tokens
if (MdToken.IsNullToken(tkEnclosingType))
return list;
ModuleHandle moduleHandle = declaringTypeHandle.GetModuleHandle();
MetadataImport scope = moduleHandle.GetMetadataImport();
int cNestedClasses = scope.EnumNestedTypesCount(tkEnclosingType);
int* tkNestedClasses = stackalloc int[cNestedClasses];
scope.EnumNestedTypes(tkEnclosingType, tkNestedClasses, cNestedClasses);
for (int i = 0; i < cNestedClasses; i++)
{
RuntimeTypeHandle nestedTypeHandle = new RuntimeTypeHandle();
try
{
nestedTypeHandle = moduleHandle.ResolveTypeHandle(tkNestedClasses[i]);
}
catch(System.TypeLoadException)
{
// In a reflection emit scenario, we may have a token for a class which
// has not been baked and hence cannot be loaded.
continue;
}
if (!filter.Match(nestedTypeHandle.GetRuntimeType().GetTypeHandleInternal().GetUtf8Name()))
continue;
list.Add(nestedTypeHandle.GetRuntimeType());
}
return list;
}
private unsafe List PopulateEvents(Filter filter)
{
ASSERT.PRECONDITION(!ReflectedTypeHandle.IsNullHandle());
Hashtable csEventInfos = new Hashtable();
RuntimeTypeHandle declaringTypeHandle = ReflectedTypeHandle;
List list = new List();
bool isInterface = (declaringTypeHandle.GetAttributes() & TypeAttributes.ClassSemanticsMask) == TypeAttributes.Interface;
if (!isInterface)
{
while(declaringTypeHandle.IsGenericVariable())
declaringTypeHandle = declaringTypeHandle.GetRuntimeType().BaseType.GetTypeHandleInternal();
// Populate associates off of the class hierarchy
while(!declaringTypeHandle.IsNullHandle())
{
PopulateEvents(filter, declaringTypeHandle, csEventInfos, list);
declaringTypeHandle = declaringTypeHandle.GetBaseTypeHandle();
}
}
else
{
// Populate associates for this interface
PopulateEvents(filter, declaringTypeHandle, csEventInfos, list);
}
return list;
}
private unsafe void PopulateEvents(
Filter filter, RuntimeTypeHandle declaringTypeHandle, Hashtable csEventInfos, List list)
{
int tkDeclaringType = declaringTypeHandle.GetToken();
// Arrays, Pointers, ByRef types and others generated only the fly by the RT do not have tokens.
if (MdToken.IsNullToken(tkDeclaringType))
return;
MetadataImport scope = declaringTypeHandle.GetModuleHandle().GetMetadataImport();
int cEvents = scope.EnumEventsCount(tkDeclaringType);
int* tkEvents = stackalloc int[cEvents];
scope.EnumEvents(tkDeclaringType, tkEvents, cEvents);
PopulateEvents(filter, declaringTypeHandle, scope, tkEvents, cEvents, csEventInfos, list);
}
private unsafe void PopulateEvents(Filter filter,
RuntimeTypeHandle declaringTypeHandle, MetadataImport scope, int* tkAssociates, int cAssociates, Hashtable csEventInfos, List list)
{
for (int i = 0; i < cAssociates; i++)
{
int tkAssociate = tkAssociates[i];
bool isPrivate;
ASSERT.PRECONDITION(!MdToken.IsNullToken(tkAssociate));
ASSERT.PRECONDITION(MdToken.IsTokenOfType(tkAssociate, MetadataTokenType.Event));
Utf8String name;
name = scope.GetName(tkAssociate);
if (!filter.Match(name))
continue;
RuntimeEventInfo eventInfo = new RuntimeEventInfo(
tkAssociate, declaringTypeHandle.GetRuntimeType() as RuntimeType, m_runtimeTypeCache, out isPrivate);
#region Remove Inherited Privates
if (!declaringTypeHandle.Equals(m_runtimeTypeCache.RuntimeTypeHandle) && isPrivate)
continue;
#endregion
#region Remove Duplicates
if (csEventInfos[eventInfo.Name] != null)
continue;
csEventInfos[eventInfo.Name] = eventInfo;
#endregion
list.Add(eventInfo);
}
}
private unsafe List PopulateProperties(Filter filter)
{
ASSERT.PRECONDITION(!ReflectedTypeHandle.IsNullHandle());
ASSERT.CONSISTENCY_CHECK(m_csMemberInfos == null);
Hashtable csPropertyInfos = new Hashtable();
RuntimeTypeHandle declaringTypeHandle = ReflectedTypeHandle;
List list = new List();
bool isInterface = (declaringTypeHandle.GetAttributes() & TypeAttributes.ClassSemanticsMask) == TypeAttributes.Interface;
if (!isInterface)
{
while(declaringTypeHandle.IsGenericVariable())
declaringTypeHandle = declaringTypeHandle.GetRuntimeType().BaseType.GetTypeHandleInternal();
// Populate associates off of the class hierarchy
while(!declaringTypeHandle.IsNullHandle())
{
PopulateProperties(filter, declaringTypeHandle, csPropertyInfos, list);
declaringTypeHandle = declaringTypeHandle.GetBaseTypeHandle();
}
}
else
{
// Populate associates for this interface
PopulateProperties(filter, declaringTypeHandle, csPropertyInfos, list);
}
return list;
}
private unsafe void PopulateProperties(Filter filter,
RuntimeTypeHandle declaringTypeHandle, Hashtable csPropertyInfos, List list)
{
int tkDeclaringType = declaringTypeHandle.GetToken();
// Arrays, Pointers, ByRef types and others generated only the fly by the RT do not have tokens.
if (MdToken.IsNullToken(tkDeclaringType))
return;
MetadataImport scope = declaringTypeHandle.GetModuleHandle().GetMetadataImport();
int cProperties = scope.EnumPropertiesCount(tkDeclaringType);
int* tkProperties = stackalloc int[cProperties];
scope.EnumProperties(tkDeclaringType, tkProperties, cProperties);
PopulateProperties(filter, declaringTypeHandle, tkProperties, cProperties, csPropertyInfos, list);
}
private unsafe void PopulateProperties(Filter filter,
RuntimeTypeHandle declaringTypeHandle, int* tkAssociates, int cProperties, Hashtable csPropertyInfos, List list)
{
for(int i = 0; i < cProperties; i ++)
{
int tkAssociate = tkAssociates[i];
bool isPrivate;
ASSERT.PRECONDITION(!MdToken.IsNullToken(tkAssociate));
ASSERT.PRECONDITION(MdToken.IsTokenOfType(tkAssociate, MetadataTokenType.Property));
Utf8String name;
name = declaringTypeHandle.GetRuntimeType().Module.MetadataImport.GetName(tkAssociate);
if (!filter.Match(name))
continue;
RuntimePropertyInfo propertyInfo =
new RuntimePropertyInfo(
tkAssociate, declaringTypeHandle.GetRuntimeType() as RuntimeType, m_runtimeTypeCache, out isPrivate);
#region Remove Privates
if (!declaringTypeHandle.Equals(m_runtimeTypeCache.RuntimeTypeHandle) && isPrivate)
continue;
#endregion
#region Remove Duplicates
List cache = csPropertyInfos[propertyInfo.Name] as List;
if (cache == null)
{
cache = new List();
csPropertyInfos[propertyInfo.Name] = cache;
}
else
{
for (int j = 0; j < cache.Count; j ++)
{
if (propertyInfo.EqualsSig(cache[j]))
{
cache = null;
break;
}
}
}
if (cache == null)
continue;
cache.Add(propertyInfo);
#endregion
list.Add(propertyInfo);
}
}
#endregion
#region NonPrivate Members
internal CerArrayList GetMemberList(MemberListType listType, string name, CacheType cacheType)
{
CerArrayList list = null;
switch(listType)
{
case MemberListType.CaseSensitive:
if (m_csMemberInfos == null)
{
return Populate(name, listType, cacheType);
}
else
{
list = m_csMemberInfos[name];
if (list == null)
return Populate(name, listType, cacheType);
return list;
}
case MemberListType.All:
if (m_cacheComplete)
return m_root;
return Populate(null, listType, cacheType);
default:
if (m_cisMemberInfos == null)
{
return Populate(name, listType, cacheType);
}
else
{
list = m_cisMemberInfos[name];
if (list == null)
return Populate(name, listType, cacheType);
return list;
}
}
}
internal RuntimeTypeHandle ReflectedTypeHandle
{
get
{
return m_runtimeTypeCache.RuntimeTypeHandle;
}
}
internal RuntimeType ReflectedType
{
get
{
return ReflectedTypeHandle.GetRuntimeType();
}
}
#endregion
}
#endregion
#region Private Data Members
private WhatsCached m_whatsCached;
private RuntimeTypeHandle m_runtimeTypeHandle;
private RuntimeType m_runtimeType;
private RuntimeType m_enclosingType;
private TypeCode m_typeCode;
private string m_name, m_fullname, m_toString, m_namespace;
private bool m_isGlobal;
private bool m_bIsDomainInitialized;
private MemberInfoCache m_methodInfoCache;
private MemberInfoCache m_constructorInfoCache;
private MemberInfoCache m_fieldInfoCache;
private MemberInfoCache m_interfaceCache;
private MemberInfoCache m_nestedClassesCache;
private MemberInfoCache m_propertyInfoCache;
private MemberInfoCache m_eventInfoCache;
private static CerHashtable s_methodInstantiations;
private static bool s_dontrunhack = false;
#endregion
#region Constructor
internal RuntimeTypeCache(RuntimeType runtimeType)
{
m_typeCode = TypeCode.Empty;
m_runtimeType = runtimeType;
m_runtimeTypeHandle = runtimeType.GetTypeHandleInternal();
m_isGlobal = m_runtimeTypeHandle.GetModuleHandle().GetModuleTypeHandle().Equals(m_runtimeTypeHandle);
s_dontrunhack = true;
Prejitinit_HACK();
}
#endregion
#region Private Members
private string ConstructName(ref string name, bool nameSpace, bool fullinst, bool assembly)
{
if (name == null)
{
name = RuntimeTypeHandle.ConstructName(nameSpace, fullinst, assembly);
}
return name;
}
private CerArrayList GetMemberList(ref MemberInfoCache m_cache, MemberListType listType, string name, CacheType cacheType)
where T : MemberInfo
{
MemberInfoCache existingCache = GetMemberCache(ref m_cache);
return existingCache.GetMemberList(listType, name, cacheType);
}
private MemberInfoCache GetMemberCache(ref MemberInfoCache m_cache)
where T : MemberInfo
{
MemberInfoCache existingCache = m_cache;
if (existingCache == null)
{
MemberInfoCache newCache = new MemberInfoCache(this);
existingCache = Interlocked.CompareExchange(ref m_cache, newCache, null);
if (existingCache == null)
existingCache = newCache;
}
return existingCache;
}
#endregion
#region Internal Members
internal bool DomainInitialized
{
get { return m_bIsDomainInitialized; }
set { m_bIsDomainInitialized = value; }
}
internal string GetName()
{
return ConstructName(ref m_name, false, false, false);
}
internal unsafe string GetNameSpace()
{
// @Optimization - Use ConstructName to populate m_namespace
if (m_namespace == null)
{
Type type = m_runtimeType;
type = type.GetRootElementType();
while (type.IsNested)
type = type.DeclaringType;
m_namespace = type.GetTypeHandleInternal().GetModuleHandle(
).GetMetadataImport().GetNamespace(type.MetadataToken).ToString();
}
return m_namespace;
}
internal string GetToString()
{
return ConstructName(ref m_toString, true, false, false);
}
internal string GetFullName()
{
if (!m_runtimeType.IsGenericTypeDefinition && m_runtimeType.ContainsGenericParameters)
return null;
return ConstructName(ref m_fullname, true, true, false);
}
internal TypeCode TypeCode
{
get { return m_typeCode; }
set { m_typeCode = value; }
}
internal unsafe RuntimeType GetEnclosingType()
{
if ((m_whatsCached & WhatsCached.EnclosingType) == 0)
{
m_enclosingType = RuntimeTypeHandle.GetDeclaringType().GetRuntimeType();
m_whatsCached |= WhatsCached.EnclosingType;
}
return m_enclosingType;
}
internal bool IsGlobal
{
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
get { return m_isGlobal; }
}
internal RuntimeType RuntimeType { get { return m_runtimeType; } }
internal RuntimeTypeHandle RuntimeTypeHandle
{
get
{
return m_runtimeTypeHandle;
}
}
internal void InvalidateCachedNestedType()
{
m_nestedClassesCache = null;
}
#endregion
#region Caches Accessors
internal MethodInfo GetGenericMethodInfo(RuntimeMethodHandle genericMethod)
{
if (s_methodInstantiations == null)
Interlocked.CompareExchange(ref s_methodInstantiations, new CerHashtable(), null);
RuntimeMethodInfo rmi = new RuntimeMethodInfo(
genericMethod, genericMethod.GetDeclaringType(), this,
genericMethod.GetAttributes(), (BindingFlags)(-1));
RuntimeMethodInfo crmi = null;
crmi = s_methodInstantiations[rmi];
if (crmi != null)
return crmi;
bool lockTaken = false;
bool preallocationComplete = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.ReliableEnter(s_methodInstantiations, ref lockTaken);
crmi = s_methodInstantiations[rmi];
if (crmi != null)
return crmi;
s_methodInstantiations.Preallocate(1);
preallocationComplete = true;
}
finally
{
if (preallocationComplete)
{
s_methodInstantiations[rmi] = rmi;
}
if (lockTaken)
{
Monitor.Exit(s_methodInstantiations);
}
}
return rmi;
}
internal CerArrayList GetMethodList(MemberListType listType, string name)
{
return GetMemberList(ref m_methodInfoCache, listType, name, CacheType.Method);
}
internal CerArrayList GetConstructorList(MemberListType listType, string name)
{
return GetMemberList(ref m_constructorInfoCache, listType, name, CacheType.Constructor);
}
internal CerArrayList GetPropertyList(MemberListType listType, string name)
{
return GetMemberList(ref m_propertyInfoCache, listType, name, CacheType.Property);
}
internal CerArrayList GetEventList(MemberListType listType, string name)
{
return GetMemberList(ref m_eventInfoCache, listType, name, CacheType.Event);
}
internal CerArrayList GetFieldList(MemberListType listType, string name)
{
return GetMemberList(ref m_fieldInfoCache, listType, name, CacheType.Field);
}
internal CerArrayList GetInterfaceList(MemberListType listType, string name)
{
return GetMemberList(ref m_interfaceCache, listType, name, CacheType.Interface);
}
internal CerArrayList GetNestedTypeList(MemberListType listType, string name)
{
return GetMemberList(ref m_nestedClassesCache, listType, name, CacheType.NestedType);
}
internal MethodBase GetMethod(RuntimeTypeHandle declaringType, RuntimeMethodHandle method)
{
GetMemberCache(ref m_methodInfoCache);
return m_methodInfoCache.AddMethod(declaringType, method, CacheType.Method);
}
internal MethodBase GetConstructor(RuntimeTypeHandle declaringType, RuntimeMethodHandle constructor)
{
GetMemberCache(ref m_constructorInfoCache);
return m_constructorInfoCache.AddMethod(declaringType, constructor, CacheType.Constructor);
}
internal FieldInfo GetField(RuntimeFieldHandle field)
{
GetMemberCache(ref m_fieldInfoCache);
return m_fieldInfoCache.AddField(field);
}
#endregion
}
#endregion
#region Static Members
#region Internal
[MethodImplAttribute(MethodImplOptions.InternalCall)]
static internal extern void PrepareMemberInfoCache(RuntimeTypeHandle rt);
internal static MethodBase GetMethodBase(ModuleHandle scope, int typeMetadataToken)
{
return GetMethodBase(scope.ResolveMethodHandle(typeMetadataToken));
}
internal static MethodBase GetMethodBase(Module scope, int typeMetadataToken)
{
return GetMethodBase(scope.GetModuleHandle(), typeMetadataToken);
}
internal static MethodBase GetMethodBase(RuntimeMethodHandle methodHandle)
{
return GetMethodBase(RuntimeTypeHandle.EmptyHandle, methodHandle);
}
internal unsafe static MethodBase GetMethodBase(RuntimeTypeHandle reflectedTypeHandle, RuntimeMethodHandle methodHandle)
{
ASSERT.CONSISTENCY_CHECK(!reflectedTypeHandle.IsNullHandle());
ASSERT.CONSISTENCY_CHECK(!methodHandle.IsNullHandle());
if (methodHandle.IsDynamicMethod())
{
Resolver resolver = methodHandle.GetResolver();
if (resolver != null)
return resolver.GetDynamicMethod();
return null;
}
// verify the type/method relationship
Type declaredType = methodHandle.GetDeclaringType().GetRuntimeType();
RuntimeType reflectedType = reflectedTypeHandle.GetRuntimeType();
RuntimeTypeHandle[] methodInstantiation = null;
bool fNeedInstantiatingStub = false;
if (reflectedType == null)
reflectedType = declaredType as RuntimeType;
if (reflectedType.IsArray)
{
MethodBase[] methodBases = reflectedType.GetMember(
methodHandle.GetName(), MemberTypes.Constructor | MemberTypes.Method,
BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance) as MethodBase[];
bool loaderAssuredCompatible = false;
for (int i = 0; i < methodBases.Length; i ++)
{
if (methodBases[i].GetMethodHandle() == methodHandle)
loaderAssuredCompatible = true;
}
if (!loaderAssuredCompatible)
throw new ArgumentException(String.Format(
CultureInfo.CurrentCulture, Environment.GetResourceString("Argument_ResolveMethodHandle"),
reflectedType.ToString(), declaredType.ToString()));
declaredType = reflectedType;
}
else if (!declaredType.IsAssignableFrom(reflectedType))
{
if (!declaredType.IsGenericType)
throw new ArgumentException(String.Format(
CultureInfo.CurrentCulture, Environment.GetResourceString("Argument_ResolveMethodHandle"),
reflectedType.ToString(), declaredType.ToString()));
// ignoring instantiation is the ReflectedType a subtype of the DeclaringType
Type declaringDefinition = declaredType.GetGenericTypeDefinition();
Type baseType = reflectedType;
while (baseType != null)
{
Type baseDefinition = baseType;
if (baseDefinition.IsGenericType && !baseType.IsGenericTypeDefinition)
baseDefinition = baseDefinition.GetGenericTypeDefinition();
if (baseDefinition.Equals(declaringDefinition))
break;
baseType = baseType.BaseType;
}
if (baseType == null)
{
// ignoring instantiation is the ReflectedType is not a subtype of the DeclaringType
throw new ArgumentException(String.Format(
CultureInfo.CurrentCulture, Environment.GetResourceString("Argument_ResolveMethodHandle"),
reflectedType.ToString(), declaredType.ToString()));
}
// remap the method to same method on the subclass ReflectedType
declaredType = baseType;
methodInstantiation = methodHandle.GetMethodInstantiation();
bool bIsGenericMethodDefinition = methodHandle.IsGenericMethodDefinition();
// lookup via v-table slot the RuntimeMethodHandle on the new declaring type
methodHandle = methodHandle.GetMethodFromCanonical(declaredType.GetTypeHandleInternal());
// if the original methodHandle was the definition then we don't need to rebind generic method arguments
// because all RuntimeMethodHandles retrieved off of the canonical method table are definitions. That's
// why for everything else we need to rebind the generic method arguments.
if (!bIsGenericMethodDefinition)
{
fNeedInstantiatingStub = true;
}
}
if (declaredType.IsValueType)
methodHandle = methodHandle.GetUnboxingStub();
if ( fNeedInstantiatingStub ||
( declaredType.GetTypeHandleInternal().HasInstantiation() &&
!declaredType.GetTypeHandleInternal().IsGenericTypeDefinition() &&
!methodHandle.HasMethodInstantiation()))
{
// if declaredType is an instantiated type and methodHandle is not generic get the instantiated MethodDesc (if needed)
// MemberInfoCache.PopulateMethods and MemberInfoCache.PopulateConstructors do this already
methodHandle = methodHandle.GetInstantiatingStub(declaredType.GetTypeHandleInternal(), methodInstantiation);
}
if (methodHandle.IsConstructor())
{
// Constructor case: constructors cannot be generic
return reflectedType.Cache.GetConstructor(declaredType.GetTypeHandleInternal(), methodHandle);
}
else
{
// Method case
if (methodHandle.HasMethodInstantiation() && !methodHandle.IsGenericMethodDefinition())
return reflectedType.Cache.GetGenericMethodInfo(methodHandle);
else
return reflectedType.Cache.GetMethod(declaredType.GetTypeHandleInternal(), methodHandle);
}
}
internal bool DomainInitialized
{
get { return Cache.DomainInitialized; }
set { Cache.DomainInitialized = value; }
}
internal unsafe static FieldInfo GetFieldInfo(RuntimeFieldHandle fieldHandle)
{
return GetFieldInfo(fieldHandle.GetApproxDeclaringType(), fieldHandle);
}
internal unsafe static FieldInfo GetFieldInfo(RuntimeTypeHandle reflectedTypeHandle, RuntimeFieldHandle fieldHandle)
{
// verify the type/method relationship
if (reflectedTypeHandle.IsNullHandle())
{
reflectedTypeHandle = fieldHandle.GetApproxDeclaringType();
}
else
{
RuntimeTypeHandle declaredTypeHandle = fieldHandle.GetApproxDeclaringType();
if (!reflectedTypeHandle.Equals(declaredTypeHandle))
{
if (!fieldHandle.AcquiresContextFromThis() ||
!declaredTypeHandle.GetCanonicalHandle().Equals(reflectedTypeHandle.GetCanonicalHandle()))
{
throw new ArgumentException(String.Format(
CultureInfo.CurrentCulture, Environment.GetResourceString("Argument_ResolveFieldHandle"),
reflectedTypeHandle.GetRuntimeType().ToString(),
declaredTypeHandle.GetRuntimeType().ToString()));
}
}
}
return reflectedTypeHandle.GetRuntimeType().Cache.GetField(fieldHandle);
}
// Called internally
internal unsafe static PropertyInfo GetPropertyInfo(RuntimeTypeHandle reflectedTypeHandle, int tkProperty)
{
RuntimePropertyInfo property = null;
CerArrayList candidates =
reflectedTypeHandle.GetRuntimeType().Cache.GetPropertyList(MemberListType.All, null);
for (int i = 0; i < candidates.Count; i++)
{
property = candidates[i];
if (property.MetadataToken == tkProperty)
return property;
}
ASSERT.UNREACHABLE();
throw new SystemException();
}
private static void ThrowIfTypeNeverValidGenericArgument(Type type)
{
if (type.IsPointer || type.IsByRef || type == typeof(void))
throw new ArgumentException(
String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Argument_NeverValidGenericArgument"), type.ToString()));
}
internal static void SanityCheckGenericArguments(Type[] genericArguments, Type[] genericParamters)
{
if (genericArguments == null)
throw new ArgumentNullException();
for(int i = 0; i < genericArguments.Length; i++)
{
if (genericArguments[i] == null)
throw new ArgumentNullException();
ThrowIfTypeNeverValidGenericArgument(genericArguments[i]);
}
if (genericArguments.Length != genericParamters.Length)
throw new ArgumentException(
String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Argument_NotEnoughGenArguments", genericArguments.Length, genericParamters.Length)));
}
internal static void ValidateGenericArguments(MemberInfo definition, Type[] genericArguments, Exception e)
{
RuntimeTypeHandle[] typeContextHandle = null;
RuntimeTypeHandle[] methodContextHandle = null;
Type[] genericParamters = null;
if (definition is Type)
{
Type genericTypeDefinition = (Type)definition;
genericParamters = genericTypeDefinition.GetGenericArguments();
typeContextHandle = new RuntimeTypeHandle[genericArguments.Length];
for (int i = 0; i < genericArguments.Length; i ++)
typeContextHandle[i] = genericArguments[i].GetTypeHandleInternal();
}
else
{
MethodInfo genericMethodDefinition = (MethodInfo)definition;
genericParamters = genericMethodDefinition.GetGenericArguments();
methodContextHandle = new RuntimeTypeHandle[genericArguments.Length];
for (int i = 0; i < genericArguments.Length; i ++)
methodContextHandle[i] = genericArguments[i].GetTypeHandleInternal();
Type declaringType = genericMethodDefinition.DeclaringType;
if (declaringType != null)
typeContextHandle = declaringType.GetTypeHandleInternal().GetInstantiation();
}
for (int i = 0; i < genericArguments.Length; i++)
{
Type genericArgument = genericArguments[i];
Type genericParameter = genericParamters[i];
if (!genericParameter.GetTypeHandleInternal().SatisfiesConstraints(
typeContextHandle, methodContextHandle, genericArgument.GetTypeHandleInternal()))
{
throw new ArgumentException(
String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Argument_GenConstraintViolation"),
i.ToString(CultureInfo.CurrentCulture), genericArgument.ToString(), definition.ToString(), genericParameter.ToString()), e);
}
}
}
private static void SplitName(string fullname, out string name, out string ns)
{
name = null;
ns = null;
if (fullname == null)
return;
// Get namespace
int nsDelimiter = fullname.LastIndexOf(".", StringComparison.Ordinal);
if (nsDelimiter != -1 )
{
ns = fullname.Substring(0, nsDelimiter);
int nameLength = fullname.Length - ns.Length - 1;
if (nameLength != 0)
name = fullname.Substring(nsDelimiter + 1, nameLength);
else
name = "";
ASSERT.CONSISTENCY_CHECK(fullname.Equals(ns + "." + name));
}
else
{
name = fullname;
}
}
#endregion
#region Filters
internal static BindingFlags FilterPreCalculate(bool isPublic, bool isInherited, bool isStatic)
{
BindingFlags bindingFlags = isPublic ? BindingFlags.Public : BindingFlags.NonPublic;
if (isInherited)
{
// We arrange things so the DeclaredOnly flag means "include inherited members"
bindingFlags |= BindingFlags.DeclaredOnly;
if (isStatic)
{
bindingFlags |= BindingFlags.Static | BindingFlags.FlattenHierarchy;
}
else
{
bindingFlags |= BindingFlags.Instance;
}
}
else
{
if (isStatic)
{
bindingFlags |= BindingFlags.Static;
}
else
{
bindingFlags |= BindingFlags.Instance;
}
}
return bindingFlags;
}
private static void FilterHelper(
BindingFlags bindingFlags, ref string name, bool allowPrefixLookup, out bool prefixLookup,
out bool ignoreCase, out MemberListType listType)
{
prefixLookup = false;
ignoreCase = false;
if (name != null)
{
if ((bindingFlags & BindingFlags.IgnoreCase) != 0)
{
name = name.ToLower(CultureInfo.InvariantCulture);
ignoreCase = true;
listType = MemberListType.CaseInsensitive;
}
else
{
listType = MemberListType.CaseSensitive;
}
if (allowPrefixLookup && name.EndsWith("*", StringComparison.Ordinal))
{
name = name.Substring(0, name.Length - 1);
prefixLookup = true;
listType = MemberListType.All;
}
}
else
{
listType = MemberListType.All;
}
}
private static void FilterHelper(BindingFlags bindingFlags, ref string name, out bool ignoreCase, out MemberListType listType)
{
bool prefixLookup;
FilterHelper(bindingFlags, ref name, false, out prefixLookup, out ignoreCase, out listType);
}
private static bool FilterApplyPrefixLookup(MemberInfo memberInfo, string name, bool ignoreCase)
{
ASSERT.CONSISTENCY_CHECK(name != null);
if (ignoreCase)
{
if (!memberInfo.Name.ToLower(CultureInfo.InvariantCulture).StartsWith(name, StringComparison.Ordinal))
return false;
}
else
{
if (!memberInfo.Name.StartsWith(name, StringComparison.Ordinal))
return false;
}
return true;
}
private static bool FilterApplyBase(
MemberInfo memberInfo, BindingFlags bindingFlags, bool isPublic, bool isNonProtectedInternal, bool isStatic,
string name, bool prefixLookup)
{
#region Preconditions
ASSERT.PRECONDITION(memberInfo != null);
ASSERT.PRECONDITION(name == null || (bindingFlags & BindingFlags.IgnoreCase) == 0 || (name.ToLower(CultureInfo.InvariantCulture).Equals(name)));
#endregion
#region Filter by Public & Private
if (isPublic)
{
if ((bindingFlags & BindingFlags.Public) == 0)
return false;
}
else
{
if ((bindingFlags & BindingFlags.NonPublic) == 0)
return false;
}
#endregion
bool isInherited = memberInfo.DeclaringType != memberInfo.ReflectedType;
#region Filter by DeclaredOnly
if ((bindingFlags & BindingFlags.DeclaredOnly) != 0 && isInherited)
return false;
#endregion
#region Filter by Static & Instance
if (memberInfo.MemberType != MemberTypes.TypeInfo &&
memberInfo.MemberType != MemberTypes.NestedType)
{
if (isStatic)
{
if ((bindingFlags & BindingFlags.FlattenHierarchy) == 0 && isInherited)
return false;
if ((bindingFlags & BindingFlags.Static) == 0)
return false;
}
else
{
if ((bindingFlags & BindingFlags.Instance) == 0)
return false;
}
}
#endregion
#region Filter by name wrt prefixLookup and implicitly by case sensitivity
if (prefixLookup == true)
{
if (!FilterApplyPrefixLookup(memberInfo, name, (bindingFlags & BindingFlags.IgnoreCase) != 0))
return false;
}
#endregion
#region Asymmetries
// @Asymmetry - Internal, inherited, instance, non-protected, non-virtual, non-abstract members returned
// iff BindingFlags !DeclaredOnly, Instance and Public are present except for fields
if (((bindingFlags & BindingFlags.DeclaredOnly) == 0) && // DeclaredOnly not present
isInherited && // Is inherited Member
(isNonProtectedInternal) && // Is non-protected internal member
((bindingFlags & BindingFlags.NonPublic) != 0) && // BindingFlag.NonPublic present
(!isStatic) && // Is instance member
((bindingFlags & BindingFlags.Instance) != 0)) // BindingFlag.Instance present
{
MethodInfo methodInfo = memberInfo as MethodInfo;
if (methodInfo == null)
return false;
if (!methodInfo.IsVirtual && !methodInfo.IsAbstract)
return false;
}
#endregion
return true;
}
private static bool FilterApplyType(
Type type, BindingFlags bindingFlags, string name, bool prefixLookup, string ns)
{
ASSERT.PRECONDITION(type != null);
ASSERT.PRECONDITION(type is RuntimeType);
bool isPublic = type.IsNestedPublic || type.IsPublic;
bool isStatic = false;
if (!RuntimeType.FilterApplyBase(type, bindingFlags, isPublic, type.IsNestedAssembly, isStatic, name, prefixLookup))
return false;
if (ns != null && !type.Namespace.Equals(ns))
return false;
return true;
}
private static bool FilterApplyMethodBaseInfo(
MethodBase methodBase, BindingFlags bindingFlags, string name, CallingConventions callConv, Type[] argumentTypes,
bool prefixLookup)
{
ASSERT.PRECONDITION(methodBase != null);
#region Apply Base Filter
bindingFlags ^= BindingFlags.DeclaredOnly;
BindingFlags matchFlags;
RuntimeMethodInfo methodInfo = methodBase as RuntimeMethodInfo;
if (methodInfo == null)
{
RuntimeConstructorInfo constructorInfo = methodBase as RuntimeConstructorInfo;
matchFlags = constructorInfo.BindingFlags;
}
else
{
matchFlags = methodInfo.BindingFlags;
}
if ((bindingFlags & matchFlags) != matchFlags ||
(prefixLookup && !FilterApplyPrefixLookup(methodBase, name, (bindingFlags & BindingFlags.IgnoreCase) != 0)))
return false;
#endregion
return FilterApplyMethodBaseInfo(methodBase, bindingFlags, callConv, argumentTypes);
}
private static bool FilterApplyMethodBaseInfo(
MethodBase methodBase, BindingFlags bindingFlags, CallingConventions callConv, Type[] argumentTypes)
{
#region Check CallingConvention
if ((callConv & CallingConventions.Any) == 0)
{
if ((callConv & CallingConventions.VarArgs) != 0 &&
(methodBase.CallingConvention & CallingConventions.VarArgs) == 0)
return false;
if ((callConv & CallingConventions.Standard) != 0 &&
(methodBase.CallingConvention & CallingConventions.Standard) == 0)
return false;
}
#endregion
#region If argumentTypes supplied
if (argumentTypes != null)
{
ParameterInfo[] parameterInfos = methodBase.GetParametersNoCopy();
if (argumentTypes.Length != parameterInfos.Length)
{
#region Invoke Member, Get\Set & Create Instance specific case
// If the number of supplied arguments differs than the number in the signature AND
// we are not filtering for a dynamic call -- InvokeMethod or CreateInstance -- filter out the method.
if ((bindingFlags &
(BindingFlags.InvokeMethod | BindingFlags.CreateInstance | BindingFlags.GetProperty | BindingFlags.SetProperty)) == 0)
return false;
bool testForParamArray = false;
bool excessSuppliedArguments = argumentTypes.Length > parameterInfos.Length;
if (excessSuppliedArguments)
{ // more supplied arguments than parameters, additional arguments could be vararg
#region Varargs
// If method is not vararg, additional arguments can not be passed as vararg
if ((methodBase.CallingConvention & CallingConventions.VarArgs) == 0)
{
testForParamArray = true;
}
else
{
// If Binding flags did not include varargs we would have filtered this vararg method.
// This Invariant established during callConv check.
ASSERT.CONSISTENCY_CHECK((callConv & CallingConventions.VarArgs) != 0);
}
#endregion
}
else
{// fewer supplied arguments than parameters, missing arguments could be optional
#region OptionalParamBinding
if ((bindingFlags & BindingFlags.OptionalParamBinding) == 0)
{
testForParamArray = true;
}
else
{
// From our existing code, our policy here is that if a parameterInfo
// is optional then all subsequent parameterInfos shall be optional.
// Thus, iff the first parameterInfo is not optional then this MethodInfo is no longer a canidate.
if (!parameterInfos[argumentTypes.Length].IsOptional)
testForParamArray = true;
}
#endregion
}
#region ParamArray
if (testForParamArray)
{
if (parameterInfos.Length == 0)
return false;
// The last argument of the signature could be a param array.
bool shortByMoreThanOneSuppliedArgument = argumentTypes.Length < parameterInfos.Length - 1;
if (shortByMoreThanOneSuppliedArgument)
return false;
ParameterInfo lastParameter = parameterInfos[parameterInfos.Length - 1];
if (!lastParameter.ParameterType.IsArray)
return false;
if (!lastParameter.IsDefined(typeof(ParamArrayAttribute), false))
return false;
}
#endregion
#endregion
}
else
{
#region Exact Binding
if ((bindingFlags & BindingFlags.ExactBinding) != 0)
{
// Legacy behavior is to ignore ExactBinding when InvokeMember is specified.
// Why filter by InvokeMember? If the answer is we leave this to the binder then why not leave
// all the rest of this to the binder too? Further, what other semanitc would the binder
// use for BindingFlags.ExactBinding besides this one? Further, why not include CreateInstance
// in this if statement? That's just InvokeMethod with a constructor, right?
if ((bindingFlags & (BindingFlags.InvokeMethod)) == 0)
{
for(int i = 0; i < parameterInfos.Length; i ++)
{
// a null argument type implies a null arg which is always a perfect match
if (argumentTypes[i] != null && parameterInfos[i].ParameterType != argumentTypes[i])
return false;
}
}
}
#endregion
}
}
#endregion
return true;
}
#endregion
#endregion
#region Private Data Members
private IntPtr m_cache;
private RuntimeTypeHandle m_handle;
private class TypeCacheQueue
{
// must be a power of 2 for this to work
const int QUEUE_SIZE = 4;
Object[] liveCache;
internal TypeCacheQueue()
{
liveCache = new Object[QUEUE_SIZE];
}
}
private static TypeCacheQueue s_typeCache = null;
#endregion
#region Constructor
private RuntimeType(RuntimeTypeHandle typeHandle)
{
m_handle = typeHandle;
}
internal RuntimeType() {}
#endregion
#region Private\Internal Members
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
internal override bool CacheEquals(object o)
{
RuntimeType m = o as RuntimeType;
if (m == null)
return false;
return m.m_handle.Equals(m_handle);
}
private new RuntimeTypeCache Cache
{
get
{
if (m_cache.IsNull())
{
IntPtr newgcHandle = m_handle.GetGCHandle(GCHandleType.WeakTrackResurrection);
IntPtr gcHandle = Interlocked.CompareExchange(ref m_cache, newgcHandle, (IntPtr)0);
if (!gcHandle.IsNull())
m_handle.FreeGCHandle(newgcHandle);
}
RuntimeTypeCache cache = GCHandle.InternalGet(m_cache) as RuntimeTypeCache;
if (cache == null)
{
cache = new RuntimeTypeCache(this);
RuntimeTypeCache existingCache = GCHandle.InternalCompareExchange(m_cache, cache, null, false) as RuntimeTypeCache;
if (existingCache != null)
cache = existingCache;
if (s_typeCache == null)
s_typeCache = new TypeCacheQueue();
//s_typeCache.Add(cache);
}
/*
RuntimeTypeCache cache = m_cache as RuntimeTypeCache;
if (cache == null)
{
cache = new RuntimeTypeCache(TypeHandle);
RuntimeTypeCache existingCache = Interlocked.CompareExchange(ref m_cache, cache, null) as RuntimeTypeCache;
if (existingCache != null)
cache = existingCache;
}
*/
ASSERT.CONSISTENCY_CHECK(cache != null);
return cache;
}
}
#endregion
#region Type Overrides
#region Get XXXInfo Candidates
private MethodInfo[] GetMethodCandidates(
String name, BindingFlags bindingAttr, CallingConventions callConv,
Type[] types, bool allowPrefixLookup)
{
bool prefixLookup, ignoreCase;
MemberListType listType;
RuntimeType.FilterHelper(bindingAttr, ref name, allowPrefixLookup, out prefixLookup, out ignoreCase, out listType);
List candidates = new List();
CerArrayList cache = Cache.GetMethodList(listType, name);
bindingAttr ^= BindingFlags.DeclaredOnly;
for (int i = 0; i < cache.Count; i++)
{
RuntimeMethodInfo methodInfo = cache[i];
if ((bindingAttr & methodInfo.BindingFlags) == methodInfo.BindingFlags &&
FilterApplyMethodBaseInfo(methodInfo, bindingAttr, callConv, types) &&
(!prefixLookup || RuntimeType.FilterApplyPrefixLookup(methodInfo, name, ignoreCase)))
{
candidates.Add(methodInfo);
}
}
return candidates.ToArray();
}
private ConstructorInfo[] GetConstructorCandidates(
string name, BindingFlags bindingAttr, CallingConventions callConv,
Type[] types, bool allowPrefixLookup)
{
bool prefixLookup, ignoreCase;
MemberListType listType;
RuntimeType.FilterHelper(bindingAttr, ref name, allowPrefixLookup, out prefixLookup, out ignoreCase, out listType);
List candidates = new List();
CerArrayList cache = Cache.GetConstructorList(listType, name);
bindingAttr ^= BindingFlags.DeclaredOnly;
for (int i = 0; i < cache.Count; i++)
{
RuntimeConstructorInfo constructorInfo = cache[i];
if ((bindingAttr & constructorInfo.BindingFlags) == constructorInfo.BindingFlags &&
FilterApplyMethodBaseInfo(constructorInfo, bindingAttr, callConv, types) &&
(!prefixLookup || RuntimeType.FilterApplyPrefixLookup(constructorInfo, name, ignoreCase)))
{
candidates.Add(constructorInfo);
}
}
return candidates.ToArray();
}
private PropertyInfo[] GetPropertyCandidates(
String name, BindingFlags bindingAttr, Type[] types, bool allowPrefixLookup)
{
bool prefixLookup, ignoreCase;
MemberListType listType;
RuntimeType.FilterHelper(bindingAttr, ref name, allowPrefixLookup, out prefixLookup, out ignoreCase, out listType);
List candidates = new List();
CerArrayList cache = Cache.GetPropertyList(listType, name);
bindingAttr ^= BindingFlags.DeclaredOnly;
for (int i = 0; i < cache.Count; i++)
{
RuntimePropertyInfo propertyInfo = cache[i];
if ((bindingAttr & propertyInfo.BindingFlags) == propertyInfo.BindingFlags &&
(!prefixLookup || RuntimeType.FilterApplyPrefixLookup(propertyInfo, name, ignoreCase)) &&
(types == null || (propertyInfo.GetIndexParameters().Length == types.Length)))
{
candidates.Add(propertyInfo);
}
}
return candidates.ToArray();
}
private EventInfo[] GetEventCandidates(String name, BindingFlags bindingAttr, bool allowPrefixLookup)
{
bool prefixLookup, ignoreCase;
MemberListType listType;
RuntimeType.FilterHelper(bindingAttr, ref name, allowPrefixLookup, out prefixLookup, out ignoreCase, out listType);
List candidates = new List();
CerArrayList cache = Cache.GetEventList(listType, name);
bindingAttr ^= BindingFlags.DeclaredOnly;
for (int i = 0; i < cache.Count; i++)
{
RuntimeEventInfo eventInfo = cache[i];
if ((bindingAttr & eventInfo.BindingFlags) == eventInfo.BindingFlags &&
(!prefixLookup || RuntimeType.FilterApplyPrefixLookup(eventInfo, name, ignoreCase)))
{
candidates.Add(eventInfo);
}
}
return candidates.ToArray();
}
private FieldInfo[] GetFieldCandidates(String name, BindingFlags bindingAttr, bool allowPrefixLookup)
{
bool prefixLookup, ignoreCase;
MemberListType listType;
RuntimeType.FilterHelper(bindingAttr, ref name, allowPrefixLookup, out prefixLookup, out ignoreCase, out listType);
List candidates = new List();
CerArrayList cache = Cache.GetFieldList(listType, name);
bindingAttr ^= BindingFlags.DeclaredOnly;
for (int i = 0; i < cache.Count; i++)
{
RuntimeFieldInfo fieldInfo = cache[i];
if ((bindingAttr & fieldInfo.BindingFlags) == fieldInfo.BindingFlags &&
(!prefixLookup || FilterApplyPrefixLookup(fieldInfo, name, ignoreCase)))
{
candidates.Add(fieldInfo);
}
}
return candidates.ToArray();
}
private Type[] GetNestedTypeCandidates(String fullname, BindingFlags bindingAttr, bool allowPrefixLookup)
{
bool prefixLookup, ignoreCase;
bindingAttr &= ~BindingFlags.Static;
string name, ns;
MemberListType listType;
SplitName(fullname, out name, out ns);
RuntimeType.FilterHelper(bindingAttr, ref name, allowPrefixLookup, out prefixLookup, out ignoreCase, out listType);
List candidates = new List();
CerArrayList cache = Cache.GetNestedTypeList(listType, name);
for (int i = 0; i < cache.Count; i++)
{
RuntimeType nestedClass = cache[i];
if (RuntimeType.FilterApplyType(nestedClass, bindingAttr, name, prefixLookup, ns))
{
candidates.Add(nestedClass);
}
}
return candidates.ToArray();
}
#endregion
#region Get All XXXInfos
public override MethodInfo[] GetMethods(BindingFlags bindingAttr)
{
return GetMethodCandidates(null, bindingAttr, CallingConventions.Any, null, false);
}
[System.Runtime.InteropServices.ComVisible(true)]
public override ConstructorInfo[] GetConstructors(BindingFlags bindingAttr)
{
return GetConstructorCandidates(null, bindingAttr, CallingConventions.Any, null, false);
}
public override PropertyInfo[] GetProperties(BindingFlags bindingAttr)
{
return GetPropertyCandidates(null, bindingAttr, null, false);
}
public override EventInfo[] GetEvents(BindingFlags bindingAttr)
{
return GetEventCandidates(null, bindingAttr, false);
}
public override FieldInfo[] GetFields(BindingFlags bindingAttr)
{
return GetFieldCandidates(null, bindingAttr, false);
}
public override Type[] GetInterfaces()
{
CerArrayList candidates = this.Cache.GetInterfaceList(MemberListType.All, null);
Type[] interfaces = new Type[candidates.Count];
for (int i = 0; i < candidates.Count; i++)
JitHelpers.UnsafeSetArrayElement(interfaces, i, candidates[i]);
return interfaces;
}
public override Type[] GetNestedTypes(BindingFlags bindingAttr)
{
return GetNestedTypeCandidates(null, bindingAttr, false);
}
public override MemberInfo[] GetMembers(BindingFlags bindingAttr)
{
MethodInfo[] methods = GetMethodCandidates(null, bindingAttr, CallingConventions.Any, null, false);
ConstructorInfo[] constructors = GetConstructorCandidates(null, bindingAttr, CallingConventions.Any, null, false);
PropertyInfo[] properties = GetPropertyCandidates(null, bindingAttr, null, false);
EventInfo[] events = GetEventCandidates(null, bindingAttr, false);
FieldInfo[] fields = GetFieldCandidates(null, bindingAttr, false);
Type[] nestedTypes = GetNestedTypeCandidates(null, bindingAttr, false);
// Interfaces are excluded from the result of GetMembers
MemberInfo[] members = new MemberInfo[
methods.Length +
constructors.Length +
properties.Length +
events.Length +
fields.Length +
nestedTypes.Length];
int i = 0;
Array.Copy(methods, 0, members, i, methods.Length); i += methods.Length;
Array.Copy(constructors, 0, members, i, constructors.Length); i += constructors.Length;
Array.Copy(properties, 0, members, i, properties.Length); i += properties.Length;
Array.Copy(events, 0, members, i, events.Length); i += events.Length;
Array.Copy(fields, 0, members, i, fields.Length); i += fields.Length;
Array.Copy(nestedTypes, 0, members, i, nestedTypes.Length); i += nestedTypes.Length;
ASSERT.POSTCONDITION(i == members.Length);
return members;
}
public override InterfaceMapping GetInterfaceMap(Type ifaceType)
{
if (IsGenericParameter)
throw new InvalidOperationException(Environment.GetResourceString("Arg_GenericParameter"));
if (ifaceType == null)
throw new ArgumentNullException("ifaceType");
if (!(ifaceType is RuntimeType))
throw new ArgumentException(Environment.GetResourceString("Argument_MustBeRuntimeType"), "ifaceType");
RuntimeType ifaceRtType = ifaceType as RuntimeType;
RuntimeTypeHandle ifaceRtTypeHandle = ifaceRtType.GetTypeHandleInternal();
int firstIfaceSlot = GetTypeHandleInternal().GetFirstSlotForInterface(ifaceRtType.GetTypeHandleInternal());
ASSERT.CONSISTENCY_CHECK(ifaceType.IsInterface); // GetFirstSlotForInterface enforces this invariant
ASSERT.CONSISTENCY_CHECK(!IsInterface); // GetFirstSlotForInterface enforces this invariant
int ifaceSlotCount = ifaceRtTypeHandle.GetInterfaceMethodSlots();
int ifaceStaticMethodCount = 0;
// @Optimization - Most interface have the same number of static members.
// Filter out static methods
for (int i = 0; i < ifaceSlotCount; i ++)
{
if ((ifaceRtTypeHandle.GetMethodAt(i).GetAttributes() & MethodAttributes.Static) != 0)
ifaceStaticMethodCount++;
}
int ifaceInstanceMethodCount = ifaceSlotCount - ifaceStaticMethodCount;
InterfaceMapping im;
im.InterfaceType = ifaceType;
im.TargetType = this;
im.InterfaceMethods = new MethodInfo[ifaceInstanceMethodCount];
im.TargetMethods = new MethodInfo[ifaceInstanceMethodCount];
for(int i = 0; i < ifaceSlotCount; i++)
{
RuntimeMethodHandle ifaceRtMethodHandle = ifaceRtTypeHandle.GetMethodAt(i);
if ((ifaceRtTypeHandle.GetMethodAt(i).GetAttributes() & MethodAttributes.Static) != 0)
continue;
bool mayNeedInstantiatingStub = ifaceRtTypeHandle.HasInstantiation() && !ifaceRtTypeHandle.IsGenericTypeDefinition();
// if it is an instantiated type get the InstantiatedMethodDesc if needed
if (mayNeedInstantiatingStub)
ifaceRtMethodHandle = ifaceRtMethodHandle.GetInstantiatingStubIfNeeded(ifaceRtTypeHandle);
MethodBase ifaceMethodBase = RuntimeType.GetMethodBase(ifaceRtTypeHandle, ifaceRtMethodHandle);
ASSERT.CONSISTENCY_CHECK(ifaceMethodBase is RuntimeMethodInfo);
im.InterfaceMethods[i] = (MethodInfo)ifaceMethodBase;
// If the slot is -1, then virtual stub dispatch is active.
// Should remove old "firstIfaceSlot + i" code when old behaviour disappears.
int slot;
if (firstIfaceSlot == -1)
slot = GetTypeHandleInternal().GetInterfaceMethodImplementationSlot(ifaceRtTypeHandle, ifaceRtMethodHandle);
else
slot = firstIfaceSlot + i;
if (slot == -1) continue;
RuntimeTypeHandle classRtTypeHandle = GetTypeHandleInternal();
RuntimeMethodHandle classRtMethodHandle = classRtTypeHandle.GetMethodAt(slot);
mayNeedInstantiatingStub = classRtTypeHandle.HasInstantiation() && !classRtTypeHandle.IsGenericTypeDefinition();
if (mayNeedInstantiatingStub)
classRtMethodHandle = classRtMethodHandle.GetInstantiatingStubIfNeeded(classRtTypeHandle);
MethodBase rtTypeMethodBase = RuntimeType.GetMethodBase(classRtTypeHandle, classRtMethodHandle);
// a class may not implement all the methods of an interface (abstract class) so null is a valid value
ASSERT.CONSISTENCY_CHECK(rtTypeMethodBase == null || rtTypeMethodBase is RuntimeMethodInfo);
im.TargetMethods[i] = (MethodInfo)rtTypeMethodBase;
}
return im;
}
#endregion
#region Find XXXInfo
protected override MethodInfo GetMethodImpl(
String name, BindingFlags bindingAttr, Binder binder, CallingConventions callConv,
Type[] types, ParameterModifier[] modifiers)
{
MethodInfo[] candidates = GetMethodCandidates(name, bindingAttr, callConv, types, false);
if (candidates.Length == 0)
return null;
if (types == null || types.Length == 0)
{
if (candidates.Length == 1)
{
return candidates[0];
}
else if (types == null)
{
for (int j = 1; j < candidates.Length; j++)
{
MethodInfo methodInfo = candidates[j];
if (!System.DefaultBinder.CompareMethodSigAndName(methodInfo, candidates[0]))
{
throw new AmbiguousMatchException(Environment.GetResourceString("RFLCT.Ambiguous"));
}
}
// All the methods have the exact same name and sig so return the most derived one.
return System.DefaultBinder.FindMostDerivedNewSlotMeth(candidates, candidates.Length) as MethodInfo;
}
}
if (binder == null)
binder = DefaultBinder;
return binder.SelectMethod(bindingAttr, candidates, types, modifiers) as MethodInfo;
}
protected override ConstructorInfo GetConstructorImpl(
BindingFlags bindingAttr, Binder binder, CallingConventions callConvention,
Type[] types, ParameterModifier[] modifiers)
{
ConstructorInfo[] candidates = GetConstructorCandidates(null, bindingAttr, CallingConventions.Any, types, false);
if (binder == null)
binder = DefaultBinder;
if (candidates.Length == 0)
return null;
if (types.Length == 0 && candidates.Length == 1)
{
ParameterInfo[] parameters = (candidates[0]).GetParametersNoCopy();
if (parameters == null || parameters.Length == 0)
{
return candidates[0];
}
}
if ((bindingAttr & BindingFlags.ExactBinding) != 0)
return System.DefaultBinder.ExactBinding(candidates, types, modifiers) as ConstructorInfo;
return binder.SelectMethod(bindingAttr, candidates, types, modifiers) as ConstructorInfo;
}
protected override PropertyInfo GetPropertyImpl(
String name, BindingFlags bindingAttr, Binder binder, Type returnType, Type[] types, ParameterModifier[] modifiers)
{
if (name == null) throw new ArgumentNullException();
PropertyInfo[] candidates = GetPropertyCandidates(name, bindingAttr, types, false);
if (binder == null)
binder = DefaultBinder;
if (candidates.Length == 0)
return null;
if (types == null || types.Length == 0)
{
// no arguments
if (candidates.Length == 1)
{
if (returnType != null && returnType != candidates[0].PropertyType)
return null;
return candidates[0];
}
else
{
if (returnType == null)
// if we are here we have no args or property type to select over and we have more than one property with that name
throw new AmbiguousMatchException(Environment.GetResourceString("RFLCT.Ambiguous"));
}
}
if ((bindingAttr & BindingFlags.ExactBinding) != 0)
return System.DefaultBinder.ExactPropertyBinding(candidates, returnType, types, modifiers);
return binder.SelectProperty(bindingAttr, candidates, returnType, types, modifiers);
}
public override EventInfo GetEvent(String name, BindingFlags bindingAttr)
{
if (name == null) throw new ArgumentNullException();
bool ignoreCase;
MemberListType listType;
RuntimeType.FilterHelper(bindingAttr, ref name, out ignoreCase, out listType);
CerArrayList cache = Cache.GetEventList(listType, name);
EventInfo match = null;
bindingAttr ^= BindingFlags.DeclaredOnly;
for (int i = 0; i < cache.Count; i++)
{
RuntimeEventInfo eventInfo = cache[i];
if ((bindingAttr & eventInfo.BindingFlags) == eventInfo.BindingFlags)
{
if (match != null)
throw new AmbiguousMatchException(Environment.GetResourceString("RFLCT.Ambiguous"));
match = eventInfo;
}
}
return match;
}
public override FieldInfo GetField(String name, BindingFlags bindingAttr)
{
if (name == null) throw new ArgumentNullException();
bool ignoreCase;
MemberListType listType;
RuntimeType.FilterHelper(bindingAttr, ref name, out ignoreCase, out listType);
CerArrayList cache = Cache.GetFieldList(listType, name);
FieldInfo match = null;
bindingAttr ^= BindingFlags.DeclaredOnly;
bool multipleStaticFieldMatches = false;
for (int i = 0; i < cache.Count; i++)
{
RuntimeFieldInfo fieldInfo = cache[i];
if ((bindingAttr & fieldInfo.BindingFlags) == fieldInfo.BindingFlags)
{
if (match != null)
{
if (fieldInfo.DeclaringType == match.DeclaringType)
throw new AmbiguousMatchException(Environment.GetResourceString("RFLCT.Ambiguous"));
if ((match.DeclaringType.IsInterface == true) && (fieldInfo.DeclaringType.IsInterface == true))
multipleStaticFieldMatches = true;
}
if (match == null || fieldInfo.DeclaringType.IsSubclassOf(match.DeclaringType) || match.DeclaringType.IsInterface)
match = fieldInfo;
}
}
if (multipleStaticFieldMatches && match.DeclaringType.IsInterface)
throw new AmbiguousMatchException(Environment.GetResourceString("RFLCT.Ambiguous"));
return match;
}
public override Type GetInterface(String fullname, bool ignoreCase)
{
if (fullname == null) throw new ArgumentNullException();
BindingFlags bindingAttr = BindingFlags.Public | BindingFlags.NonPublic;
bindingAttr &= ~BindingFlags.Static;
if (ignoreCase)
bindingAttr |= BindingFlags.IgnoreCase;
string name, ns;
MemberListType listType;
SplitName(fullname, out name, out ns);
RuntimeType.FilterHelper(bindingAttr, ref name, out ignoreCase, out listType);
CerArrayList cache = Cache.GetInterfaceList(listType, name);
RuntimeType match = null;
for (int i = 0; i < cache.Count; i++)
{
RuntimeType iface = cache[i];
if (RuntimeType.FilterApplyType(iface, bindingAttr, name, false, ns))
{
if (match != null)
throw new AmbiguousMatchException(Environment.GetResourceString("RFLCT.Ambiguous"));
match = iface;
}
}
return match;
}
public override Type GetNestedType(String fullname, BindingFlags bindingAttr)
{
if (fullname == null) throw new ArgumentNullException();
bool ignoreCase;
bindingAttr &= ~BindingFlags.Static;
string name, ns;
MemberListType listType;
SplitName(fullname, out name, out ns);
RuntimeType.FilterHelper(bindingAttr, ref name, out ignoreCase, out listType);
CerArrayList cache = Cache.GetNestedTypeList(listType, name);
RuntimeType match = null;
for (int i = 0; i < cache.Count; i++)
{
RuntimeType nestedType = cache[i];
if (RuntimeType.FilterApplyType(nestedType, bindingAttr, name, false, ns))
{
if (match != null)
throw new AmbiguousMatchException(Environment.GetResourceString("RFLCT.Ambiguous"));
match = nestedType;
}
}
return match;
}
public override MemberInfo[] GetMember(String name, MemberTypes type, BindingFlags bindingAttr)
{
if (name == null) throw new ArgumentNullException();
MethodInfo[] methods = new MethodInfo[0];
ConstructorInfo[] constructors = new ConstructorInfo[0];
PropertyInfo[] properties = new PropertyInfo[0];
EventInfo[] events = new EventInfo[0];
FieldInfo[] fields = new FieldInfo[0];
Type[] nestedTypes = new Type[0];
// Methods
if ((type & MemberTypes.Method) != 0)
methods = GetMethodCandidates(name, bindingAttr, CallingConventions.Any, null, true);
// Constructors
if ((type & MemberTypes.Constructor) != 0)
constructors = GetConstructorCandidates(name, bindingAttr, CallingConventions.Any, null, true);
// Properties
if ((type & MemberTypes.Property) != 0)
properties = GetPropertyCandidates(name, bindingAttr, null, true);
// Events
if ((type & MemberTypes.Event) != 0)
events = GetEventCandidates(name, bindingAttr, true);
// Fields
if ((type & MemberTypes.Field) != 0)
fields = GetFieldCandidates(name, bindingAttr, true);
// NestedTypes
if ((type & (MemberTypes.NestedType | MemberTypes.TypeInfo)) != 0)
nestedTypes = GetNestedTypeCandidates(name, bindingAttr, true);
switch(type)
{
case MemberTypes.Method | MemberTypes.Constructor:
MethodBase[] compressBaseses = new MethodBase[methods.Length + constructors.Length];
Array.Copy(methods, compressBaseses, methods.Length);
Array.Copy(constructors, 0, compressBaseses, methods.Length, constructors.Length);
return compressBaseses;
case MemberTypes.Method:
return methods;
case MemberTypes.Constructor:
return constructors;
case MemberTypes.Field:
return fields;
case MemberTypes.Property:
return properties;
case MemberTypes.Event:
return events;
case MemberTypes.NestedType:
return nestedTypes;
case MemberTypes.TypeInfo:
return nestedTypes;
}
MemberInfo[] compressMembers = new MemberInfo[
methods.Length +
constructors.Length +
properties.Length +
events.Length +
fields.Length +
nestedTypes.Length];
int i = 0;
if (methods.Length > 0) Array.Copy(methods, 0, compressMembers, i, methods.Length); i += methods.Length;
if (constructors.Length > 0) Array.Copy(constructors, 0, compressMembers, i, constructors.Length); i += constructors.Length;
if (properties.Length > 0) Array.Copy(properties, 0, compressMembers, i, properties.Length); i += properties.Length;
if (events.Length > 0) Array.Copy(events, 0, compressMembers, i, events.Length); i += events.Length;
if (fields.Length > 0) Array.Copy(fields, 0, compressMembers, i, fields.Length); i += fields.Length;
if (nestedTypes.Length > 0) Array.Copy(nestedTypes, 0, compressMembers, i, nestedTypes.Length); i += nestedTypes.Length;
ASSERT.POSTCONDITION(i == compressMembers.Length);
return compressMembers;
}
#endregion
#region Identity
public override Module Module
{
get
{
return GetTypeHandleInternal().GetModuleHandle().GetModule();
}
}
public override Assembly Assembly
{
get
{
return GetTypeHandleInternal().GetAssemblyHandle().GetAssembly();
}
}
public override RuntimeTypeHandle TypeHandle
{
get
{
return m_handle;
}
}
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
internal override RuntimeTypeHandle GetTypeHandleInternal()
{
return m_handle;
}
internal override TypeCode GetTypeCodeInternal()
{
TypeCode typeCode = Cache.TypeCode;
if (typeCode != TypeCode.Empty)
return typeCode;
CorElementType corElementType = GetTypeHandleInternal().GetCorElementType();
switch (corElementType)
{
case CorElementType.Boolean:
typeCode = TypeCode.Boolean; break;
case CorElementType.Char:
typeCode = TypeCode.Char; break;
case CorElementType.I1:
typeCode = TypeCode.SByte; break;
case CorElementType.U1:
typeCode = TypeCode.Byte; break;
case CorElementType.I2:
typeCode = TypeCode.Int16; break;
case CorElementType.U2:
typeCode = TypeCode.UInt16; break;
case CorElementType.I4:
typeCode = TypeCode.Int32; break;
case CorElementType.U4:
typeCode = TypeCode.UInt32; break;
case CorElementType.I8:
typeCode = TypeCode.Int64; break;
case CorElementType.U8:
typeCode = TypeCode.UInt64; break;
case CorElementType.R4:
typeCode = TypeCode.Single; break;
case CorElementType.R8:
typeCode = TypeCode.Double; break;
case CorElementType.String:
typeCode = TypeCode.String; break;
case CorElementType.ValueType:
if (this == Convert.ConvertTypes[(int)TypeCode.Decimal])
typeCode = TypeCode.Decimal;
else if (this == Convert.ConvertTypes[(int)TypeCode.DateTime])
typeCode = TypeCode.DateTime;
else if (this.IsEnum)
typeCode = Type.GetTypeCode(Enum.GetUnderlyingType(this));
else
typeCode = TypeCode.Object;
break;
default:
if (this == Convert.ConvertTypes[(int)TypeCode.DBNull])
typeCode = TypeCode.DBNull;
else if (this == Convert.ConvertTypes[(int)TypeCode.String])
typeCode = TypeCode.String;
else
typeCode = TypeCode.Object;
break;
}
Cache.TypeCode = typeCode;
return typeCode;
}
public override MethodBase DeclaringMethod
{
get
{
if (!IsGenericParameter)
throw new InvalidOperationException(Environment.GetResourceString("Arg_NotGenericParameter"));
RuntimeMethodHandle declaringMethod = GetTypeHandleInternal().GetDeclaringMethod();
if (declaringMethod.IsNullHandle())
return null;
return GetMethodBase(declaringMethod.GetDeclaringType(), declaringMethod);
}
}
#endregion
#region Hierarchy
public override bool IsInstanceOfType(Object o)
{
return GetTypeHandleInternal().IsInstanceOfType(o);
}
[System.Runtime.InteropServices.ComVisible(true)]
public override bool IsSubclassOf(Type type)
{
if (type == null)
throw new ArgumentNullException("type");
ASSERT.PRECONDITION(type is RuntimeType);
Type baseType = BaseType;
while (baseType != null)
{
if (baseType == type)
return true;
baseType = baseType.BaseType;
}
// pretty much everything is a subclass of object, even interfaces
// notice that interfaces are really odd because they do not have a BaseType
// yet IsSubclassOf(typeof(object)) returns true
if (type == typeof(Object) && type != this)
return true;
return false;
}
public override Type BaseType
{
get
{
if (IsInterface)
return null;
if (m_handle.IsGenericVariable())
{
Type[] constraints = GetGenericParameterConstraints();
Type baseType = typeof(object);
for (int i = 0; i < constraints.Length; i++)
{
Type constraint = constraints[i];
if (constraint.IsInterface)
continue;
if (constraint.IsGenericParameter)
{
GenericParameterAttributes special;
special = constraint.GenericParameterAttributes & GenericParameterAttributes.SpecialConstraintMask;
if ((special & GenericParameterAttributes.ReferenceTypeConstraint) == 0 &&
(special & GenericParameterAttributes.NotNullableValueTypeConstraint) == 0)
continue;
}
baseType = constraint;
}
if (baseType == typeof(object))
{
GenericParameterAttributes special;
special = GenericParameterAttributes & GenericParameterAttributes.SpecialConstraintMask;
if ((special & GenericParameterAttributes.NotNullableValueTypeConstraint) != 0)
baseType = typeof(ValueType);
}
return baseType;
}
return m_handle.GetBaseTypeHandle().GetRuntimeType();
}
}
public override Type UnderlyingSystemType
{
get
{
// Origional Comment: Return the underlying Type that represents the IReflect Object.
// For expando object, this is the (Object) IReflectInstance.GetType(). For Type object it is this.
return this;
}
}
#endregion
#region Name
public override String FullName
{
get
{
return Cache.GetFullName();
}
}
public override String AssemblyQualifiedName
{
get
{
if (!IsGenericTypeDefinition && ContainsGenericParameters)
return null;
return Assembly.CreateQualifiedName(this.Assembly.FullName, this.FullName);
}
}
public override String Namespace
{
get
{
string ns = Cache.GetNameSpace();
if (ns == null || ns.Length == 0)
return null;
return ns;
}
}
#endregion
#region Attributes
protected override TypeAttributes GetAttributeFlagsImpl()
{
return m_handle.GetAttributes();
}
public override Guid GUID
{
get
{
Guid result = new Guid ();
GetGUID(ref result);
return result;
}
}
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private extern void GetGUID(ref Guid result);
protected override bool IsContextfulImpl()
{
return GetTypeHandleInternal().IsContextful();
}
/*
protected override bool IsMarshalByRefImpl()
{
return GetTypeHandleInternal().IsMarshalByRef();
}
*/
protected override bool IsByRefImpl()
{
CorElementType corElemType = GetTypeHandleInternal().GetCorElementType();
return (corElemType == CorElementType.ByRef);
}
protected override bool IsPrimitiveImpl()
{
CorElementType corElemType = GetTypeHandleInternal().GetCorElementType();
return
(corElemType >= CorElementType.Boolean && corElemType <= CorElementType.R8) ||
corElemType == CorElementType.I ||
corElemType == CorElementType.U;
}
protected override bool IsPointerImpl()
{
CorElementType corElemType = GetTypeHandleInternal().GetCorElementType();
return (corElemType == CorElementType.Ptr);
}
protected override bool IsCOMObjectImpl()
{
return GetTypeHandleInternal().IsComObject(false);
}
internal override bool HasProxyAttributeImpl()
{
return GetTypeHandleInternal().HasProxyAttribute();
}
protected override bool HasElementTypeImpl()
{
return (IsArray || IsPointer || IsByRef);
}
public override GenericParameterAttributes GenericParameterAttributes
{
get
{
if (!IsGenericParameter)
throw new InvalidOperationException(Environment.GetResourceString("Arg_NotGenericParameter"));
GenericParameterAttributes attributes;
GetTypeHandleInternal().GetModuleHandle().GetMetadataImport().GetGenericParamProps(MetadataToken, out attributes);
return attributes;
}
}
#endregion
#region Arrays
internal override bool IsSzArray
{
get
{
CorElementType corElemType = GetTypeHandleInternal().GetCorElementType();
return (corElemType == CorElementType.SzArray);
}
}
protected override bool IsArrayImpl()
{
CorElementType corElemType = GetTypeHandleInternal().GetCorElementType();
return (corElemType == CorElementType.Array || corElemType == CorElementType.SzArray);
}
public override int GetArrayRank()
{
if (!IsArrayImpl())
throw new ArgumentException(Environment.GetResourceString("Argument_HasToBeArrayClass"));
return GetTypeHandleInternal().GetArrayRank();
}
public override Type GetElementType()
{
return GetTypeHandleInternal().GetElementType().GetRuntimeType();
}
#endregion
#region Generics
public override Type[] GetGenericArguments()
{
Type[] rtypes = null;
RuntimeTypeHandle[] types = GetRootElementType().GetTypeHandleInternal().GetInstantiation();
if (types != null)
{
rtypes = new Type[types.Length];
for (int i = 0; i < types.Length; i++)
rtypes[i] = types[i].GetRuntimeType();
}
else
{
rtypes = new Type[0];
}
return rtypes;
}
public override Type MakeGenericType(Type[] instantiation)
{
if (instantiation == null)
throw new ArgumentNullException("instantiation");
Type[] instantiationCopy = new Type[instantiation.Length];
for (int i = 0; i < instantiation.Length; i ++)
instantiationCopy[i] = instantiation[i];
instantiation = instantiationCopy;
if (!IsGenericTypeDefinition)
throw new InvalidOperationException(
String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Arg_NotGenericTypeDefinition"), this));
for (int i = 0; i < instantiation.Length; i ++)
{
if (instantiation[i] == null)
throw new ArgumentNullException();
if (!(instantiation[i] is RuntimeType))
return new TypeBuilderInstantiation(this, instantiation);
}
Type[] genericParameters = GetGenericArguments();
SanityCheckGenericArguments(instantiation, genericParameters);
RuntimeTypeHandle[] typeHandles = new RuntimeTypeHandle[instantiation.Length];
for (int i = 0; i < instantiation.Length; i++)
typeHandles[i] = instantiation[i].GetTypeHandleInternal();
Type ret = null;
try
{
ret = m_handle.Instantiate(typeHandles).GetRuntimeType();
}
catch (TypeLoadException e)
{
ValidateGenericArguments(this, instantiation, e);
throw e;
}
return ret;
}
public override bool IsGenericTypeDefinition
{
get { return m_handle.IsGenericTypeDefinition(); }
}
public override bool IsGenericParameter
{
get { return m_handle.IsGenericVariable(); }
}
public override int GenericParameterPosition
{
get
{
if (!IsGenericParameter)
throw new InvalidOperationException(Environment.GetResourceString("Arg_NotGenericParameter"));
return m_handle.GetGenericVariableIndex();
}
}
public override Type GetGenericTypeDefinition()
{
if (!IsGenericType)
throw new InvalidOperationException();
return m_handle.GetGenericTypeDefinition().GetRuntimeType();
}
public override bool IsGenericType
{
get { return HasElementType ? false : GetTypeHandleInternal().HasInstantiation(); }
}
public override bool ContainsGenericParameters
{
get { return GetRootElementType().GetTypeHandleInternal().ContainsGenericVariables(); }
}
public override Type[] GetGenericParameterConstraints()
{
if (!IsGenericParameter)
throw new InvalidOperationException(Environment.GetResourceString("Arg_NotGenericParameter"));
RuntimeTypeHandle[] constraintHandles = m_handle.GetConstraints();
Type[] constraints = new Type[constraintHandles.Length];
for (int i = 0; i < constraints.Length; i++)
constraints[i] = constraintHandles[i].GetRuntimeType();
return constraints;
}
#endregion
#region Misc
public override Type MakePointerType() { return m_handle.MakePointer().GetRuntimeType(); }
public override Type MakeByRefType() { return m_handle.MakeByRef().GetRuntimeType(); }
public override Type MakeArrayType() { return m_handle.MakeSZArray().GetRuntimeType(); }
public override Type MakeArrayType(int rank)
{
if (rank <= 0)
throw new IndexOutOfRangeException();
return m_handle.MakeArray(rank).GetRuntimeType();
}
public override StructLayoutAttribute StructLayoutAttribute
{
get
{
return (StructLayoutAttribute)StructLayoutAttribute.GetCustomAttribute(this);
}
}
#endregion
#region Invoke Member
private const BindingFlags MemberBindingMask = (BindingFlags)0x000000FF;
private const BindingFlags InvocationMask = (BindingFlags)0x0000FF00;
private const BindingFlags BinderNonCreateInstance = BindingFlags.InvokeMethod | BinderGetSetField | BinderGetSetProperty;
private const BindingFlags BinderGetSetProperty = BindingFlags.GetProperty | BindingFlags.SetProperty;
private const BindingFlags BinderSetInvokeProperty = BindingFlags.InvokeMethod | BindingFlags.SetProperty;
private const BindingFlags BinderGetSetField = BindingFlags.GetField | BindingFlags.SetField;
private const BindingFlags BinderSetInvokeField = BindingFlags.SetField | BindingFlags.InvokeMethod;
private const BindingFlags BinderNonFieldGetSet = (BindingFlags)0x00FFF300;
private const BindingFlags ClassicBindingMask =
BindingFlags.InvokeMethod | BindingFlags.GetProperty | BindingFlags.SetProperty |
BindingFlags.PutDispProperty | BindingFlags.PutRefDispProperty;
private static Type s_typedRef = typeof(TypedReference);
[MethodImplAttribute(MethodImplOptions.InternalCall)]
static private extern bool CanValueSpecialCast(IntPtr valueType, IntPtr targetType);
[MethodImplAttribute(MethodImplOptions.InternalCall)]
static private extern Object AllocateObjectForByRef(RuntimeTypeHandle type, object value);
internal unsafe Object CheckValue(Object value, Binder binder, CultureInfo culture, BindingFlags invokeAttr)
{
// this method is used by invocation in reflection to check whether a value can be assigned to type.
if (IsInstanceOfType(value))
return value;
// if this is a ByRef get the element type and check if it's compatible
bool isByRef = IsByRef;
if (isByRef)
{
Type elementType = GetElementType();
if (elementType.IsInstanceOfType(value) || value == null)
{
// need to create an instance of the ByRef if null was provided, but only if primitive, enum or value type
return AllocateObjectForByRef(elementType.TypeHandle, value);
}
}
else if (value == null)
return value;
else if (this == s_typedRef)
// everything works for a typedref
return value;
// check the strange ones courtesy of reflection:
// - implicit cast between primitives
// - enum treated as underlying type
// - IntPtr and System.Reflection.Pointer to pointer types
bool needsSpecialCast = IsPointer || IsEnum || IsPrimitive;
if (needsSpecialCast)
{
Type valueType;
Pointer pointer = value as Pointer;
if (pointer != null)
valueType = pointer.GetPointerType();
else
valueType = value.GetType();
if (CanValueSpecialCast(valueType.TypeHandle.Value, TypeHandle.Value))
{
if (pointer != null)
return pointer.GetPointerValue();
else
return value;
}
}
if ((invokeAttr & BindingFlags.ExactBinding) == BindingFlags.ExactBinding)
throw new ArgumentException(String.Format(CultureInfo.CurrentUICulture, Environment.GetResourceString("Arg_ObjObjEx"), value.GetType(), this));
if (binder != null && binder != Type.DefaultBinder)
{
value = binder.ChangeType(value, this, culture);
if (IsInstanceOfType(value))
return value;
// if this is a ByRef get the element type and check if it's compatible
if (isByRef)
{
Type elementType = GetElementType();
if (elementType.IsInstanceOfType(value) || value == null)
return AllocateObjectForByRef(elementType.TypeHandle, value);
}
else if (value == null)
return value;
if (needsSpecialCast)
{
Type valueType;
Pointer pointer = value as Pointer;
if (pointer != null)
valueType = pointer.GetPointerType();
else
valueType = value.GetType();
if (CanValueSpecialCast(valueType.TypeHandle.Value, TypeHandle.Value))
{
if (pointer != null)
return pointer.GetPointerValue();
else
return value;
}
}
}
throw new ArgumentException(String.Format(CultureInfo.CurrentUICulture, Environment.GetResourceString("Arg_ObjObjEx"), value.GetType(), this));
}
[DebuggerStepThroughAttribute]
[Diagnostics.DebuggerHidden]
public override Object InvokeMember(
String name, BindingFlags bindingFlags, Binder binder, Object target,
Object[] providedArgs, ParameterModifier[] modifiers, CultureInfo culture, String[] namedParams)
{
if (IsGenericParameter)
throw new InvalidOperationException(Environment.GetResourceString("Arg_GenericParameter"));
#region Preconditions
if ((bindingFlags & InvocationMask) == 0)
// "Must specify binding flags describing the invoke operation required."
throw new ArgumentException(Environment.GetResourceString("Arg_NoAccessSpec"),"bindingFlags");
// Provide a default binding mask if none is provided
if ((bindingFlags & MemberBindingMask) == 0)
{
bindingFlags |= BindingFlags.Instance | BindingFlags.Public;
if ((bindingFlags & BindingFlags.CreateInstance) == 0)
bindingFlags |= BindingFlags.Static;
}
// There must not be more named parameters than provided arguments
if (namedParams != null)
{
if (providedArgs != null)
{
if (namedParams.Length > providedArgs.Length)
// "Named parameter array can not be bigger than argument array."
throw new ArgumentException(Environment.GetResourceString("Arg_NamedParamTooBig"), "namedParams");
}
else
{
if (namedParams.Length != 0)
// "Named parameter array can not be bigger than argument array."
throw new ArgumentException(Environment.GetResourceString("Arg_NamedParamTooBig"), "namedParams");
}
}
#endregion
#region COM Interop
#if FEATURE_COMINTEROP
if (target != null && target.GetType().IsCOMObject)
{
#region Preconditions
if ((bindingFlags & ClassicBindingMask) == 0)
throw new ArgumentException(Environment.GetResourceString("Arg_COMAccess"), "bindingFlags");
if ((bindingFlags & BindingFlags.GetProperty) != 0 && (bindingFlags & ClassicBindingMask & ~(BindingFlags.GetProperty | BindingFlags.InvokeMethod)) != 0)
throw new ArgumentException(Environment.GetResourceString("Arg_PropSetGet"), "bindingFlags");
if ((bindingFlags & BindingFlags.InvokeMethod) != 0 && (bindingFlags & ClassicBindingMask & ~(BindingFlags.GetProperty | BindingFlags.InvokeMethod)) != 0)
throw new ArgumentException(Environment.GetResourceString("Arg_PropSetInvoke"), "bindingFlags");
if ((bindingFlags & BindingFlags.SetProperty) != 0 && (bindingFlags & ClassicBindingMask & ~BindingFlags.SetProperty) != 0)
throw new ArgumentException(Environment.GetResourceString("Arg_COMPropSetPut"), "bindingFlags");
if ((bindingFlags & BindingFlags.PutDispProperty) != 0 && (bindingFlags & ClassicBindingMask & ~BindingFlags.PutDispProperty) != 0)
throw new ArgumentException(Environment.GetResourceString("Arg_COMPropSetPut"), "bindingFlags");
if ((bindingFlags & BindingFlags.PutRefDispProperty) != 0 && (bindingFlags & ClassicBindingMask & ~BindingFlags.PutRefDispProperty) != 0)
throw new ArgumentException(Environment.GetResourceString("Arg_COMPropSetPut"), "bindingFlags");
#endregion
if(!RemotingServices.IsTransparentProxy(target))
{
#region Non-TransparentProxy case
if (name == null)
throw new ArgumentNullException("name");
if (culture == null)
culture = Thread.CurrentThread.CurrentCulture;
bool[] isByRef = modifiers == null ? null : modifiers[0].IsByRefArray;
return InvokeDispMethod(name, bindingFlags, target, providedArgs, isByRef, culture.LCID, namedParams);
#endregion
}
else
{
#region TransparentProxy case
return ((MarshalByRefObject)target).InvokeMember(name, bindingFlags, binder, providedArgs, modifiers, culture, namedParams);
#endregion
}
}
#endif // FEATURE_COMINTEROP
#endregion
#region Check that any named paramters are not null
if (namedParams != null && Array.IndexOf(namedParams, null) != -1)
// "Named parameter value must not be null."
throw new ArgumentException(Environment.GetResourceString("Arg_NamedParamNull"),"namedParams");
#endregion
int argCnt = (providedArgs != null) ? providedArgs.Length : 0;
#region Get a Binder
if (binder == null)
binder = DefaultBinder;
bool bDefaultBinder = (binder == DefaultBinder);
#endregion
#region Delegate to Activator.CreateInstance
if ((bindingFlags & BindingFlags.CreateInstance) != 0)
{
if ((bindingFlags & BindingFlags.CreateInstance) != 0 && (bindingFlags & BinderNonCreateInstance) != 0)
// "Can not specify both CreateInstance and another access type."
throw new ArgumentException(Environment.GetResourceString("Arg_CreatInstAccess"),"bindingFlags");
return Activator.CreateInstance(this, bindingFlags, binder, providedArgs, culture);
}
#endregion
// PutDispProperty and\or PutRefDispProperty ==> SetProperty.
if ((bindingFlags & (BindingFlags.PutDispProperty | BindingFlags.PutRefDispProperty)) != 0)
bindingFlags |= BindingFlags.SetProperty;
#region Name
if (name == null)
throw new ArgumentNullException("name");
if (name.Length == 0 || name.Equals(@"[DISPID=0]"))
{
name = GetDefaultMemberName();
if (name == null)
{
// in InvokeMember we always pretend there is a default member if none is provided and we make it ToString
name = "ToString";
}
}
#endregion
#region GetField or SetField
bool IsGetField = (bindingFlags & BindingFlags.GetField) != 0;
bool IsSetField = (bindingFlags & BindingFlags.SetField) != 0;
if (IsGetField || IsSetField)
{
#region Preconditions
if (IsGetField)
{
if (IsSetField)
// "Can not specify both Get and Set on a field."
throw new ArgumentException(Environment.GetResourceString("Arg_FldSetGet"),"bindingFlags");
if ((bindingFlags & BindingFlags.SetProperty) != 0)
// "Can not specify both GetField and SetProperty."
throw new ArgumentException(Environment.GetResourceString("Arg_FldGetPropSet"),"bindingFlags");
}
else
{
ASSERT.CONSISTENCY_CHECK(IsSetField);
if (providedArgs == null)
throw new ArgumentNullException("providedArgs");
if ((bindingFlags & BindingFlags.GetProperty) != 0)
// "Can not specify both SetField and GetProperty."
throw new ArgumentException(Environment.GetResourceString("Arg_FldSetPropGet"),"bindingFlags");
if ((bindingFlags & BindingFlags.InvokeMethod) != 0)
// "Can not specify Set on a Field and Invoke on a method."
throw new ArgumentException(Environment.GetResourceString("Arg_FldSetInvoke"),"bindingFlags");
}
#endregion
#region Lookup Field
FieldInfo selFld = null;
FieldInfo[] flds = GetMember(name, MemberTypes.Field, bindingFlags) as FieldInfo[];
ASSERT.CONSISTENCY_CHECK(flds != null);
if (flds.Length == 1)
{
selFld = flds[0];
}
else if (flds.Length > 0)
{
selFld = binder.BindToField(bindingFlags, flds, IsGetField ? Empty.Value : providedArgs[0], culture);
}
#endregion
if (selFld != null)
{
#region Invocation on a field
if (selFld.FieldType.IsArray || selFld.FieldType == typeof(System.Array))
{
#region Invocation of an array Field
int idxCnt;
if ((bindingFlags & BindingFlags.GetField) != 0)
{
idxCnt = argCnt;
}
else
{
idxCnt = argCnt - 1;
}
if (idxCnt > 0)
{
// Verify that all of the index values are ints
int[] idx = new int[idxCnt];
for (int i=0;i 1);
finalists = new MethodInfo[results.Count];
results.CopyTo(finalists);
}
#endregion
}
#endregion
ASSERT.CONSISTENCY_CHECK(LOGIC.IMPLIES(finalists != null, finalist != null));
#region BindingFlags.GetProperty or BindingFlags.SetProperty
if (finalist == null && isGetProperty || isSetProperty)
{
#region Lookup Property
PropertyInfo[] semiFinalists = GetMember(name, MemberTypes.Property, bindingFlags) as PropertyInfo[];
ArrayList results = null;
for(int i = 0; i < semiFinalists.Length; i ++)
{
MethodInfo semiFinalist = null;
if (isSetProperty)
{
semiFinalist = semiFinalists[i].GetSetMethod(true);
}
else
{
semiFinalist = semiFinalists[i].GetGetMethod(true);
}
if (semiFinalist == null)
continue;
if (!FilterApplyMethodBaseInfo(semiFinalist, bindingFlags, null, CallingConventions.Any, new Type[argCnt], false))
continue;
if (finalist == null)
{
finalist = semiFinalist;
}
else
{
if (results == null)
{
results = new ArrayList(semiFinalists.Length);
results.Add(finalist);
}
results.Add(semiFinalist);
}
}
if (results != null)
{
ASSERT.CONSISTENCY_CHECK(results.Count > 1);
finalists = new MethodInfo[results.Count];
results.CopyTo(finalists);
}
#endregion
}
#endregion
if (finalist != null)
{
#region Invoke
if (finalists == null &&
argCnt == 0 &&
finalist.GetParametersNoCopy().Length == 0 &&
(bindingFlags & BindingFlags.OptionalParamBinding) == 0)
{
//if (useCache && argCnt == props[0].GetParameters().Length)
// AddMethodToCache(name, bindingFlags, argCnt, providedArgs, props[0]);
return finalist.Invoke(target, bindingFlags, binder, providedArgs, culture);
}
if (finalists == null)
finalists = new MethodInfo[] { finalist };
if (providedArgs == null)
providedArgs = new Object[0];
Object state = null;
MethodBase invokeMethod = null;
try { invokeMethod = binder.BindToMethod(bindingFlags, finalists, ref providedArgs, modifiers, culture, namedParams, out state); }
catch(MissingMethodException) { }
if (invokeMethod == null)
throw new MissingMethodException(FullName, name);
//if (useCache && argCnt == invokeMethod.GetParameters().Length)
// AddMethodToCache(name, bindingFlags, argCnt, providedArgs, invokeMethod);
Object result = ((MethodInfo)invokeMethod).Invoke(target, bindingFlags, binder, providedArgs, culture);
if (state != null)
binder.ReorderArgumentArray(ref providedArgs, state);
return result;
#endregion
}
throw new MissingMethodException(FullName, name);
}
#endregion
#endregion
#region Object Overrides
public override bool Equals(object obj)
{
// ComObjects are identified by the instance of the Type object and not the TypeHandle.
return obj == this;
}
public override int GetHashCode()
{
#if WIN32
return (int)GetTypeHandleInternal().Value;
#else
long l = (long)GetTypeHandleInternal().Value;
return unchecked((int)l);
#endif
}
public override String ToString()
{
return Cache.GetToString();
}
#endregion
#region ICloneable
public Object Clone()
{
return this;
}
#endregion
#region ISerializable
public void GetObjectData(SerializationInfo info, StreamingContext context)
{
if (info==null)
throw new ArgumentNullException("info");
UnitySerializationHolder.GetUnitySerializationInfo(info, this);
}
#endregion
#region ICustomAttributeProvider
public override Object[] GetCustomAttributes(bool inherit)
{
return CustomAttribute.GetCustomAttributes(this, typeof(object) as RuntimeType, inherit);
}
public override Object[] GetCustomAttributes(Type attributeType, bool inherit)
{
if (attributeType == null)
throw new ArgumentNullException("attributeType");
RuntimeType attributeRuntimeType = attributeType.UnderlyingSystemType as RuntimeType;
if (attributeRuntimeType == null)
throw new ArgumentException(Environment.GetResourceString("Arg_MustBeType"),"attributeType");
return CustomAttribute.GetCustomAttributes(this, attributeRuntimeType, inherit);
}
public override bool IsDefined(Type attributeType, bool inherit)
{
if (attributeType == null)
throw new ArgumentNullException("attributeType");
RuntimeType attributeRuntimeType = attributeType.UnderlyingSystemType as RuntimeType;
if (attributeRuntimeType == null)
throw new ArgumentException(Environment.GetResourceString("Arg_MustBeType"),"attributeType");
return CustomAttribute.IsDefined(this, attributeRuntimeType, inherit);
}
#endregion
#region MemberInfo Overrides
public override String Name
{
get
{
return Cache.GetName();
}
}
public override MemberTypes MemberType
{
get
{
if (this.IsPublic || this.IsNotPublic)
return MemberTypes.TypeInfo;
else
return MemberTypes.NestedType;
}
}
public override Type DeclaringType
{
get
{
return Cache.GetEnclosingType();
}
}
public override Type ReflectedType
{
get
{
return DeclaringType;
}
}
public override int MetadataToken
{
get
{
return m_handle.GetToken();
}
}
#endregion
#region Legacy Internal
internal void CreateInstanceCheckThis()
{
if (this is ReflectionOnlyType)
throw new ArgumentException(Environment.GetResourceString("Arg_ReflectionOnlyInvoke"));
if (ContainsGenericParameters)
throw new ArgumentException(
String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Acc_CreateGenericEx"), this));
Type elementType = this.GetRootElementType();
if (elementType == typeof(ArgIterator))
throw new NotSupportedException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Acc_CreateArgIterator")));
if (elementType == typeof(void))
throw new NotSupportedException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("Acc_CreateVoid")));
}
internal Object CreateInstanceImpl(
BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes)
{
CreateInstanceCheckThis();
Object server = null;
try
{
try
{
// Store the activation attributes in thread local storage.
// These attributes are later picked up by specialized
// activation services like remote activation services to
// influence the activation.
if(null != activationAttributes)
{
ActivationServices.PushActivationAttributes(this, activationAttributes);
}
if (args == null)
args = new Object[0];
int argCnt = args.Length;
// Without a binder we need to do use the default binder...
if (binder == null)
binder = DefaultBinder;
// deal with the __COMObject case first. It is very special because from a reflection point of view it has no ctors
// so a call to GetMemberCons would fail
if (argCnt == 0 && (bindingAttr & BindingFlags.Public) != 0 && (bindingAttr & BindingFlags.Instance) != 0
&& (IsGenericCOMObjectImpl() || IsSubclassOf(typeof(ValueType))))
{
server = CreateInstanceImpl(((bindingAttr & BindingFlags.NonPublic) != 0) ? false : true);
}
else
{
MethodBase[] candidates = GetConstructors(bindingAttr);
ArrayList matches = new ArrayList(candidates.Length);
Type[] argsType = new Type[argCnt];
for(int i = 0; i < argCnt; i ++)
{
if (args[i] != null)
{
argsType[i] = args[i].GetType();
}
}
for(int i = 0; i < candidates.Length; i ++)
{
MethodBase canidate = candidates[i];
if (FilterApplyMethodBaseInfo(
candidates[i], bindingAttr, null, CallingConventions.Any, argsType, false))
matches.Add(candidates[i]);
}
MethodBase[] cons = new MethodBase[matches.Count];
matches.CopyTo(cons);
if (cons != null && cons.Length == 0)
cons = null;
if (cons == null)
{
// Null out activation attributes before throwing exception
if(null != activationAttributes)
{
ActivationServices.PopActivationAttributes(this);
activationAttributes = null;
}
throw new MissingMethodException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("MissingConstructor_Name"), FullName));
}
// It would be strange to have an argCnt of 0 and more than
// one constructor.
if (argCnt == 0 && cons.Length == 1 && (bindingAttr & BindingFlags.OptionalParamBinding) == 0)
server = Activator.CreateInstance(this, true);
else
{
// MethodBase invokeMethod = binder.BindToMethod(cons,args,null,null,culture);
MethodBase invokeMethod;
Object state = null;
try {
invokeMethod = binder.BindToMethod(bindingAttr,cons,ref args,null,culture,null, out state);
} catch (MissingMethodException) { invokeMethod = null; }
if (invokeMethod == null)
{
// Null out activation attributes before throwing exception
if(null != activationAttributes)
{
ActivationServices.PopActivationAttributes(this);
activationAttributes = null;
}
throw new MissingMethodException(String.Format(CultureInfo.CurrentCulture, Environment.GetResourceString("MissingConstructor_Name"), FullName));
}
// If we're creating a delegate, we're about to call a
// constructor taking an integer to represent a target
// method. Since this is very difficult (and expensive)
// to verify, we're just going to demand UnmanagedCode
// permission before allowing this. Partially trusted
// clients can instead use Delegate.CreateDelegate,
// which allows specification of the target method via
// name or MethodInfo.
//if (isDelegate)
if (typeof(Delegate).IsAssignableFrom(invokeMethod.DeclaringType))
new SecurityPermission(SecurityPermissionFlag.UnmanagedCode).Demand();
server = ((ConstructorInfo) invokeMethod).Invoke(bindingAttr,binder,args,culture);
if (state != null)
binder.ReorderArgumentArray(ref args, state);
}
}
}
finally
{
// Reset the TLS to null
if(null != activationAttributes)
{
ActivationServices.PopActivationAttributes(this);
activationAttributes = null;
}
}
}
catch (Exception)
{
throw;
}
//Console.WriteLine(server);
return server;
}
// the cache entry
class ActivatorCacheEntry
{
// the type to cache
internal Type m_type;
// the delegate containing the call to the ctor, will be replaced by an IntPtr to feed a calli with
internal CtorDelegate m_ctor;
internal RuntimeMethodHandle m_hCtorMethodHandle;
// Is a security check needed before this constructor is invoked?
internal bool m_bNeedSecurityCheck;
// Lazy initialization was performed
internal bool m_bFullyInitialized;
internal ActivatorCacheEntry(Type t, RuntimeMethodHandle rmh, bool bNeedSecurityCheck)
{
m_type = t;
m_bNeedSecurityCheck = bNeedSecurityCheck;
m_hCtorMethodHandle = rmh;
}
}
//ActivatorCache
class ActivatorCache
{
const int CACHE_SIZE = 16;
int hash_counter; //Counter for wrap around
ActivatorCacheEntry[] cache = new ActivatorCacheEntry[CACHE_SIZE];
ConstructorInfo delegateCtorInfo;
PermissionSet delegateCreatePermissions;
private void InitializeDelegateCreator() {
// No synchronization needed here. In the worst case we create extra garbage
PermissionSet ps = new PermissionSet(PermissionState.None);
ps.AddPermission(new ReflectionPermission(ReflectionPermissionFlag.MemberAccess));
ps.AddPermission(new SecurityPermission(SecurityPermissionFlag.UnmanagedCode));
System.Threading.Thread.MemoryBarrier();
delegateCreatePermissions = ps;
ConstructorInfo ctorInfo = typeof(CtorDelegate).GetConstructor(new Type[] {typeof(Object), typeof(IntPtr)});
System.Threading.Thread.MemoryBarrier();
delegateCtorInfo = ctorInfo; // this assignment should be last
}
private void InitializeCacheEntry(ActivatorCacheEntry ace)
{
if (!ace.m_type.IsValueType)
{
BCLDebug.Assert(!ace.m_hCtorMethodHandle.Equals(RuntimeMethodHandle.EmptyHandle), "Expected the default ctor method handle for a reference type.");
if (delegateCtorInfo == null)
InitializeDelegateCreator();
delegateCreatePermissions.Assert();
// No synchronization needed here. In the worst case we create extra garbage
CtorDelegate ctor = (CtorDelegate)delegateCtorInfo.Invoke(new Object[] {null, ace.m_hCtorMethodHandle.GetFunctionPointer()});
System.Threading.Thread.MemoryBarrier();
ace.m_ctor = ctor;
}
ace.m_bFullyInitialized = true;
}
internal ActivatorCacheEntry GetEntry(Type t)
{
int index = hash_counter;
for(int i = 0; i < CACHE_SIZE; i++)
{
ActivatorCacheEntry ace = cache[index];
if (ace != null && (Object)ace.m_type == (Object)t) //check for type match..
{
if (!ace.m_bFullyInitialized)
InitializeCacheEntry(ace);
return ace;
}
index = (index+1)&(ActivatorCache.CACHE_SIZE-1);
}
return null;
}
internal void SetEntry(ActivatorCacheEntry ace)
{
// fill the the array backwards to hit the most recently filled entries first in GetEntry
int index = (hash_counter-1)&(ActivatorCache.CACHE_SIZE-1);
hash_counter = index;
cache[index] = ace;
}
}
static ActivatorCache s_ActivatorCache;
// the slow path of CreateInstanceImpl
private Object CreateInstanceSlow(bool publicOnly, bool fillCache)
{
RuntimeMethodHandle runtime_ctor = RuntimeMethodHandle.EmptyHandle;
bool bNeedSecurityCheck = true;
bool bCanBeCached = false;
bool bSecurityCheckOff = false;
CreateInstanceCheckThis();
if (!fillCache)
bSecurityCheckOff = true;
Object instance = RuntimeTypeHandle.CreateInstance(this, publicOnly, bSecurityCheckOff, ref bCanBeCached, ref runtime_ctor, ref bNeedSecurityCheck);
if (bCanBeCached && fillCache)
{
ActivatorCache activatorCache = s_ActivatorCache;
if(activatorCache == null)
{
// No synchronization needed here. In the worst case we create extra garbage
activatorCache = new ActivatorCache();
System.Threading.Thread.MemoryBarrier();
s_ActivatorCache = activatorCache;
}
// cache the ctor
ActivatorCacheEntry ace = new ActivatorCacheEntry(this, runtime_ctor, bNeedSecurityCheck);
System.Threading.Thread.MemoryBarrier();
activatorCache.SetEntry(ace);
}
return instance;
}
[DebuggerStepThroughAttribute]
[Diagnostics.DebuggerHidden]
internal Object CreateInstanceImpl(bool publicOnly)
{
return CreateInstanceImpl(publicOnly, false, true);
}
[DebuggerStepThroughAttribute]
[Diagnostics.DebuggerHidden]
internal Object CreateInstanceImpl(bool publicOnly, bool skipVisibilityChecks, bool fillCache)
{
// next line will throw for ReflectionOnly types
RuntimeTypeHandle typeHandle = TypeHandle;
ActivatorCache activatorCache = s_ActivatorCache;
if (activatorCache != null)
{
ActivatorCacheEntry ace = activatorCache.GetEntry(this);
if (ace != null)
{
if (publicOnly)
{
if (ace.m_ctor != null &&
(ace.m_hCtorMethodHandle.GetAttributes() & MethodAttributes.MemberAccessMask) != MethodAttributes.Public)
{
throw new MissingMethodException(Environment.GetResourceString("Arg_NoDefCTor"));
}
}
// Allocate empty object
Object instance = typeHandle.Allocate();
if (ace.m_ctor != null)
{
// Perform security checks if needed
if (!skipVisibilityChecks && ace.m_bNeedSecurityCheck)
{
MethodBase.PerformSecurityCheck(instance, ace.m_hCtorMethodHandle, TypeHandle.Value, INVOCATION_FLAGS_CONSTRUCTOR_INVOKE);
}
// Call ctor (value types wont have any)
try
{
ace.m_ctor(instance);
}
catch (Exception e)
{
throw new TargetInvocationException(e);
}
}
return instance;
}
}
return CreateInstanceSlow(publicOnly, fillCache);
}
//End
internal bool SupportsInterface(Object o)
{
return TypeHandle.SupportsInterface(o);
}
internal void InvalidateCachedNestedType()
{
Cache.InvalidateCachedNestedType();
}
internal bool IsGenericCOMObjectImpl()
{
return m_handle.IsComObject(true);
}
#endregion
#region Legacy Static Internal
internal static bool CanCastTo(RuntimeType fromType, RuntimeType toType)
{
return fromType.GetTypeHandleInternal().CanCastTo(toType.GetTypeHandleInternal());
}
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private static extern Object _CreateEnum(IntPtr enumType, long value);
internal static Object CreateEnum(RuntimeTypeHandle enumType, long value) {
return _CreateEnum(enumType.Value, value);
}
#if FEATURE_COMINTEROP
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private extern Object InvokeDispMethod(
String name, BindingFlags invokeAttr, Object target, Object[] args,
bool[] byrefModifiers, int culture, String[] namedParameters);
[MethodImplAttribute(MethodImplOptions.InternalCall)]
internal static extern Type GetTypeFromProgIDImpl(String progID, String server, bool throwOnError);
[MethodImplAttribute(MethodImplOptions.InternalCall)]
internal static extern Type GetTypeFromCLSIDImpl(Guid clsid, String server, bool throwOnError);
#endif
internal static Type PrivateGetType(String typeName, bool throwOnError, bool ignoreCase,
ref StackCrawlMark stackMark)
{
return PrivateGetType(typeName, throwOnError, ignoreCase, false, ref stackMark);
}
internal static Type PrivateGetType(String typeName, bool throwOnError, bool ignoreCase, bool reflectionOnly,
ref StackCrawlMark stackMark)
{
unsafe
{
if (typeName == null)
throw new ArgumentNullException("TypeName");
return RuntimeTypeHandle.GetTypeByName(
typeName, throwOnError, ignoreCase, reflectionOnly, ref stackMark).GetRuntimeType();
}
}
#endregion
#region COM
#if FEATURE_COMINTEROP
private Object ForwardCallToInvokeMember(String memberName, BindingFlags flags, Object target, int[] aWrapperTypes, ref MessageData msgData)
{
ParameterModifier[] aParamMod = null;
Object ret = null;
// Allocate a new message
Message reqMsg = new Message();
reqMsg.InitFields(msgData);
// Retrieve the required information from the message object.
MethodInfo meth = (MethodInfo)reqMsg.GetMethodBase();
Object[] aArgs = reqMsg.Args;
int cArgs = aArgs.Length;
// Retrieve information from the method we are invoking on.
ParameterInfo[] aParams = meth.GetParametersNoCopy();
// If we have arguments, then set the byref flags to true for byref arguments.
// We also wrap the arguments that require wrapping.
if (cArgs > 0)
{
ParameterModifier paramMod = new ParameterModifier(cArgs);
for (int i = 0; i < cArgs; i++)
{
if (aParams[i].ParameterType.IsByRef)
paramMod[i] = true;
}
aParamMod = new ParameterModifier[1];
aParamMod[0] = paramMod;
if (aWrapperTypes != null)
WrapArgsForInvokeCall(aArgs, aWrapperTypes);
}
// If the method has a void return type, then set the IgnoreReturn binding flag.
if (meth.ReturnType == typeof(void))
flags |= BindingFlags.IgnoreReturn;
try
{
// Invoke the method using InvokeMember().
ret = InvokeMember(memberName, flags, null, target, aArgs, aParamMod, null, null);
}
catch (TargetInvocationException e)
{
// For target invocation exceptions, we need to unwrap the inner exception and
// re-throw it.
throw e.InnerException;
}
// Convert each byref argument that is not of the proper type to
// the parameter type using the OleAutBinder.
for (int i = 0; i < cArgs; i++)
{
if (aParamMod[0][i] && aArgs[i] != null)
{
// The parameter is byref.
Type paramType = aParams[i].ParameterType.GetElementType();
if (paramType != aArgs[i].GetType())
aArgs[i] = ForwardCallBinder.ChangeType(aArgs[i], paramType, null);
}
}
// If the return type is not of the proper type, then convert it
// to the proper type using the OleAutBinder.
if (ret != null)
{
Type retType = meth.ReturnType;
if (retType != ret.GetType())
ret = ForwardCallBinder.ChangeType(ret, retType, null);
}
// Propagate the out parameters
RealProxy.PropagateOutParameters(reqMsg, aArgs, ret);
// Return the value returned by the InvokeMember call.
return ret;
}
private void WrapArgsForInvokeCall(Object[] aArgs, int[] aWrapperTypes)
{
int cArgs = aArgs.Length;
for (int i = 0; i < cArgs; i++)
{
if (aWrapperTypes[i] == 0)
continue;
if (((DispatchWrapperType)aWrapperTypes[i] & DispatchWrapperType.SafeArray) != 0)
{
Type wrapperType = null;
bool isString = false;
// Determine the type of wrapper to use.
switch ((DispatchWrapperType)aWrapperTypes[i] & ~DispatchWrapperType.SafeArray)
{
case DispatchWrapperType.Unknown:
wrapperType = typeof(UnknownWrapper);
break;
case DispatchWrapperType.Dispatch:
wrapperType = typeof(DispatchWrapper);
break;
case DispatchWrapperType.Error:
wrapperType = typeof(ErrorWrapper);
break;
case DispatchWrapperType.Currency:
wrapperType = typeof(CurrencyWrapper);
break;
case DispatchWrapperType.BStr:
wrapperType = typeof(BStrWrapper);
isString = true;
break;
default:
BCLDebug.Assert(false, "[RuntimeType.WrapArgsForInvokeCall]Invalid safe array wrapper type specified.");
break;
}
// Allocate the new array of wrappers.
Array oldArray = (Array)aArgs[i];
int numElems = oldArray.Length;
Object[] newArray = (Object[])Array.CreateInstance(wrapperType, numElems);
// Retrieve the ConstructorInfo for the wrapper type.
ConstructorInfo wrapperCons;
if(isString)
{
wrapperCons = wrapperType.GetConstructor(new Type[] {typeof(String)});
}
else
{
wrapperCons = wrapperType.GetConstructor(new Type[] {typeof(Object)});
}
// Wrap each of the elements of the array.
for (int currElem = 0; currElem < numElems; currElem++)
{
if(isString)
{
newArray[currElem] = wrapperCons.Invoke(new Object[] {(String)oldArray.GetValue(currElem)});
}
else
{
newArray[currElem] = wrapperCons.Invoke(new Object[] {oldArray.GetValue(currElem)});
}
}
// Update the argument.
aArgs[i] = newArray;
}
else
{
// Determine the wrapper to use and then wrap the argument.
switch ((DispatchWrapperType)aWrapperTypes[i])
{
case DispatchWrapperType.Unknown:
aArgs[i] = new UnknownWrapper(aArgs[i]);
break;
case DispatchWrapperType.Dispatch:
aArgs[i] = new DispatchWrapper(aArgs[i]);
break;
case DispatchWrapperType.Error:
aArgs[i] = new ErrorWrapper(aArgs[i]);
break;
case DispatchWrapperType.Currency:
aArgs[i] = new CurrencyWrapper(aArgs[i]);
break;
case DispatchWrapperType.BStr:
aArgs[i] = new BStrWrapper((String)aArgs[i]);
break;
default:
BCLDebug.Assert(false, "[RuntimeType.WrapArgsForInvokeCall]Invalid wrapper type specified.");
break;
}
}
}
}
private OleAutBinder ForwardCallBinder
{
get
{
// Synchronization is not required.
if (s_ForwardCallBinder == null)
s_ForwardCallBinder = new OleAutBinder();
return s_ForwardCallBinder;
}
}
[Flags]
private enum DispatchWrapperType : int
{
// This enum must stay in [....] with the DispatchWrapperType enum defined in MLInfo.h
Unknown = 0x00000001,
Dispatch = 0x00000002,
Record = 0x00000004,
Error = 0x00000008,
Currency = 0x00000010,
BStr = 0x00000020,
SafeArray = 0x00010000
}
private static OleAutBinder s_ForwardCallBinder;
#endif // FEATURE_COMINTEROP
#endregion
}
// this is the introspection only type. This type overrides all the functions with runtime semantics
// and throws an exception.
// The idea behind this type is that it relieves RuntimeType from doing honerous checks about ReflectionOnly
// context.
// This type should not derive from RuntimeType but it's doing so for convinience.
// That should not present a security threat though it is risky as a direct call to one of the base method
// method (RuntimeType) and an instance of this type will work around the reason to have this type in the
// first place. However given RuntimeType is not public all its methods are protected and require full trust
// to be accessed
[Serializable()]
internal class ReflectionOnlyType : RuntimeType {
private ReflectionOnlyType() {}
// always throw
public override RuntimeTypeHandle TypeHandle
{
get
{
throw new InvalidOperationException(Environment.GetResourceString("InvalidOperation_NotAllowedInReflectionOnly"));
}
}
}
namespace Reflection
{
[Serializable]
internal sealed class CerArrayList
{
private const int MinSize = 4;
private V[] m_array;
private int m_count;
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
internal CerArrayList(List list)
{
m_array = new V[list.Count];
for (int i = 0; i < list.Count; i ++)
m_array[i] = list[i];
m_count = list.Count;
}
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
internal CerArrayList(int length)
{
if (length < MinSize)
length = MinSize;
m_array = new V[length];
m_count = 0;
}
internal int Count
{
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
get { return m_count; }
}
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
internal void Preallocate(int addition)
{
if (m_array.Length - m_count > addition)
return;
int newSize = m_array.Length * 2 > m_array.Length + addition ? m_array.Length * 2 : m_array.Length + addition;
V[] newArray = new V[newSize];
for (int i = 0; i < m_count; i++)
{
newArray[i] = m_array[i];
}
m_array = newArray;
}
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
internal void Add(V value) { m_array[m_count] = value; m_count++; }
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
internal void Replace(int index, V value)
{
if (index >= m_count)
throw new InvalidOperationException();
m_array[index] = value;
}
internal V this[int index]
{
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
get { return m_array[index]; }
}
}
[Serializable]
internal sealed class CerHashtable
{
private K[] m_key;
private V[] m_value;
private int m_count;
private const int MinSize = 7;
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
internal CerHashtable() : this(MinSize) { }
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
internal CerHashtable(int size)
{
size = HashHelpers.GetPrime(size);
m_key = new K[size];
m_value = new V[size];
}
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
internal void Preallocate(int count)
{
bool tookLock = false;
bool success = false;
K[] newKeys = null;;
V[] newValues = null;
RuntimeHelpers.PrepareConstrainedRegions();
try {
Monitor.ReliableEnter(this, ref tookLock);
int newSize = (count + m_count) * 2;
if (newSize < m_value.Length)
return;
newSize = HashHelpers.GetPrime(newSize);
newKeys = new K[newSize];
newValues = new V[newSize];
for (int i = 0; i < m_key.Length; i++)
{
K key = m_key[i];
if (key != null)
{
int dummyCount = 0;
Insert(newKeys, newValues, ref dummyCount, key, m_value[i]);
}
}
success = true;
}
finally {
if (success)
{
m_key = newKeys;
m_value = newValues;
}
if (tookLock)
Monitor.Exit(this);
}
}
// Written as a static so we can share this code from Set and
// Preallocate, which adjusts the data structure in place.
// Returns whether we inserted the item into a new slot or reused
// an existing hash table bucket.
// Reliability-wise, we don't guarantee that the updates to the key
// and value arrays are done atomically within a CER. Either
// add your own CER or use temporary copies of this data structure.
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
private static void Insert(K[] keys, V[] values, ref int count, K key, V value)
{
int hashcode = key.GetHashCode();
if (hashcode < 0)
hashcode = -hashcode;
int firstIndex = hashcode % keys.Length;
int index = firstIndex;
while (true)
{
K hit = keys[index];
if ((object)hit == null)
{
RuntimeHelpers.PrepareConstrainedRegions();
try { }
finally
{
keys[index] = key;
values[index] = value;
count++;
}
break;
}
else if (hit.Equals(key)) // Replace existing item
{
//BCLDebug.Assert(false, "Key was already in CerHashtable! Potential ---- (or bug) in the Reflection cache?");
throw new ArgumentException(Environment.GetResourceString("Argument_AddingDuplicate__", hit, key));
// If we wanted to make this more general, do this:
/*
values[index] = value;
usedNewSlot = false;
*/
//break;
}
else
{
index++;
index %= keys.Length;
}
}
}
internal V this[K key]
{
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
set
{
bool tookLock = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.ReliableEnter(this, ref tookLock);
Insert(m_key, m_value, ref m_count, key, value);
}
finally
{
if (tookLock)
Monitor.Exit(this);
}
}
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
get
{
bool tookLock = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.ReliableEnter(this, ref tookLock);
int hashcode = key.GetHashCode();
if (hashcode < 0)
hashcode = -hashcode;
int firstIndex = hashcode % m_key.Length;
int index = firstIndex;
while (true)
{
K hit = m_key[index];
if ((object)hit != null)
{
if (hit.Equals(key))
return m_value[index];
index++;
index %= m_key.Length;
}
else
{
return default(V);
}
}
}
finally
{
if (tookLock)
Monitor.Exit(this);
}
}
}
}
}
#region Library
internal unsafe struct Utf8String
{
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private static extern unsafe bool EqualsCaseSensitive(void* szLhs, void* szRhs, int cSz);
[MethodImplAttribute(MethodImplOptions.InternalCall)]
private static extern unsafe bool EqualsCaseInsensitive(void* szLhs, void* szRhs, int cSz);
private static int GetUtf8StringByteLength(void* pUtf8String)
{
int len = 0;
unsafe
{
byte * pItr = (byte*)pUtf8String;
while (*pItr != 0)
{
len++;
pItr++;
}
}
return len;
}
private void* m_pStringHeap; // This is the raw UTF8 string.
private int m_StringHeapByteLength;
internal Utf8String(void* pStringHeap)
{
m_pStringHeap = pStringHeap;
if (pStringHeap != null)
{
m_StringHeapByteLength = GetUtf8StringByteLength(pStringHeap);
}
else
{
m_StringHeapByteLength = 0;
}
}
internal unsafe Utf8String(void* pUtf8String, int cUtf8String)
{
m_pStringHeap = pUtf8String;
m_StringHeapByteLength = cUtf8String;
}
internal unsafe bool Equals(Utf8String s)
{
if (m_pStringHeap == null)
{
return s.m_StringHeapByteLength == 0;
}
if ((s.m_StringHeapByteLength == m_StringHeapByteLength) && (m_StringHeapByteLength != 0))
{
return Utf8String.EqualsCaseSensitive(s.m_pStringHeap, m_pStringHeap, m_StringHeapByteLength);
}
return false;
}
internal unsafe bool EqualsCaseInsensitive(Utf8String s)
{
if (m_pStringHeap == null)
{
return s.m_StringHeapByteLength == 0;
}
if ((s.m_StringHeapByteLength == m_StringHeapByteLength) && (m_StringHeapByteLength != 0))
{
return Utf8String.EqualsCaseInsensitive(s.m_pStringHeap, m_pStringHeap, m_StringHeapByteLength);
}
return false;
}
public override string ToString()
{
unsafe
{
byte* buf = stackalloc byte[m_StringHeapByteLength];
byte * pItr = (byte*)m_pStringHeap;
for (int currentPos = 0; currentPos < m_StringHeapByteLength; currentPos++)
{
buf[currentPos] = *pItr;
pItr++;
}
if (m_StringHeapByteLength == 0)
return "";
int cResult = Encoding.UTF8.GetCharCount(buf, m_StringHeapByteLength);
char* result = stackalloc char[cResult];
Encoding.UTF8.GetChars(buf, m_StringHeapByteLength, result, cResult);
return new string(result, 0, cResult);
}
}
}
internal sealed class ASSERT : Exception
{
#region FRIEND
private static bool AssertIsFriend(Type[] friends, StackTrace st)
{
Type typeOfCallee = st.GetFrame(1).GetMethod().DeclaringType;
Type typeOfCaller = st.GetFrame(2).GetMethod().DeclaringType;
bool noFriends = true;
foreach(Type friend in friends)
{
if (typeOfCaller != friend && typeOfCaller != typeOfCallee)
noFriends = false;
}
if (noFriends)
Assert(false, Environment.GetResourceString("RtType.InvalidCaller"), st.ToString());
return true;
}
[Conditional("_DEBUG")]
internal static void FRIEND(Type[] friends)
{
StackTrace st = new StackTrace();
AssertIsFriend(friends, st);
}
[Conditional("_DEBUG")]
internal static void FRIEND(Type friend)
{
StackTrace st = new StackTrace();
AssertIsFriend(new Type[] {friend}, st);
}
[Conditional("_DEBUG")]
internal static void FRIEND(string ns)
{
StackTrace st = new StackTrace();
string nsOfCallee = st.GetFrame(1).GetMethod().DeclaringType.Namespace;
string nsOfCaller = st.GetFrame(2).GetMethod().DeclaringType.Namespace;
Assert(nsOfCaller.Equals(nsOfCaller) || nsOfCaller.Equals(ns), Environment.GetResourceString("RtType.InvalidCaller"), st.ToString());
}
#endregion
#region PRECONDITION
[Conditional("_DEBUG")]
internal static void PRECONDITION(bool condition)
{
Assert(condition);
}
[Conditional("_DEBUG")]
internal static void PRECONDITION(bool condition, string message)
{
Assert(condition, message);
}
[Conditional("_DEBUG")]
internal static void PRECONDITION(bool condition, string message, string detailedMessage)
{
Assert(condition, message, detailedMessage);
}
#endregion
#region POSTCONDITION
[Conditional("_DEBUG")]
internal static void POSTCONDITION(bool condition)
{
Assert(condition);
}
[Conditional("_DEBUG")]
internal static void POSTCONDITION(bool condition, string message)
{
Assert(condition, message);
}
[Conditional("_DEBUG")]
internal static void POSTCONDITION(bool condition, string message, string detailedMessage)
{
Assert(condition, message, detailedMessage);
}
#endregion
#region CONSISTENCY_CHECK
[Conditional("_DEBUG")]
internal static void CONSISTENCY_CHECK(bool condition)
{
Assert(condition);
}
[Conditional("_DEBUG")]
internal static void CONSISTENCY_CHECK(bool condition, string message)
{
Assert(condition, message);
}
[Conditional("_DEBUG")]
internal static void CONSISTENCY_CHECK(bool condition, string message, string detailedMessage)
{
Assert(condition, message, detailedMessage);
}
#endregion
#region SIMPLIFYING_ASSUMPTION
[Conditional("_DEBUG")]
internal static void SIMPLIFYING_ASSUMPTION(bool condition)
{
Assert(condition);
}
[Conditional("_DEBUG")]
internal static void SIMPLIFYING_ASSUMPTION(bool condition, string message)
{
Assert(condition, message);
}
[Conditional("_DEBUG")]
internal static void SIMPLIFYING_ASSUMPTION(bool condition, string message, string detailedMessage)
{
Assert(condition, message, detailedMessage);
}
#endregion
#region UNREACHABLE
[Conditional("_DEBUG")]
internal static void UNREACHABLE()
{
Assert();
}
[Conditional("_DEBUG")]
internal static void UNREACHABLE(string message)
{
Assert(message);
}
[Conditional("_DEBUG")]
internal static void UNREACHABLE(string message, string detailedMessage)
{
Assert(message, detailedMessage);
}
#endregion
#region NOT_IMPLEMENTED
[Conditional("_DEBUG")]
internal static void NOT_IMPLEMENTED()
{
Assert();
}
[Conditional("_DEBUG")]
internal static void NOT_IMPLEMENTED(string message)
{
Assert(message);
}
[Conditional("_DEBUG")]
internal static void NOT_IMPLEMENTED(string message, string detailedMessage)
{
Assert(message, detailedMessage);
}
#endregion
#region Private Asserts - Throw before assert so debugger can inspect
private static void Assert()
{
Assert(false, null, null);
}
private static void Assert(string message)
{
Assert(false, message, null);
}
private static void Assert(bool condition)
{
Assert(condition, null, null);
}
private static void Assert(bool condition, string message)
{
Assert(condition, message, null);
}
private static void Assert(string message, string detailedMessage)
{
Assert(false, message, detailedMessage);
}
private static void Assert(bool condition, string message, string detailedMessage)
{
if (!condition)
{
// Console.WriteLine("ASSERT MESSAGE: " + message + ", " + detailedMessage);
// System.Diagnostics.Debug.Assert(condition, message, detailedMessage);
// throw new ASSERT();
}
}
#endregion
}
internal static class LOGIC
{
internal static bool IMPLIES(bool p, bool q)
{
return !p || q;
}
internal static bool BIJECTION(bool p, bool q)
{
return IMPLIES(p,q) && IMPLIES(q,p);
}
}
#endregion
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// ==++==
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// ==--==
using System;
using System.Reflection;
using System.Runtime.ConstrainedExecution;
using System.Globalization;
using System.Threading;
using System.Diagnostics;
using System.Security.Permissions;
using System.Collections;
using System.Collections.Generic;
using System.Runtime.Serialization;
using System.Runtime.CompilerServices;
using System.Security;
using System.Text;
using System.Reflection.Emit;
using System.Runtime.Remoting;
using System.Runtime.Remoting.Proxies;
using System.Runtime.Remoting.Messaging;
using System.Runtime.Remoting.Activation;
using MdSigCallingConvention = System.Signature.MdSigCallingConvention;
using RuntimeTypeCache = System.RuntimeType.RuntimeTypeCache;
using System.Runtime.InteropServices;
using DebuggerStepThroughAttribute = System.Diagnostics.DebuggerStepThroughAttribute;
using MdToken = System.Reflection.MetadataToken;
namespace System
{
// this is a work around to get the concept of a calli. It's not as fast but it would be interesting to
// see how it compares to the current implementation.
// This delegate will disappear at some point in favor of calli
internal delegate void CtorDelegate(Object instance);
[Serializable()]
internal class RuntimeType : Type, ISerializable, ICloneable
{
#region Definitions
[Serializable()]
internal class RuntimeTypeCache
{
#region Definitions
internal enum WhatsCached
{
Nothing = 0x0,
EnclosingType = 0x1,
}
internal enum CacheType
{
Method,
Constructor,
Field,
Property,
Event,
Interface,
NestedType
}
// This method serves two purposes, both enabling optimizations in ngen image
// First, it tells ngen which instantiations of MemberInfoCache to save in the ngen image
// Second, it ensures MemberInfoCache<*Info>.Insert methods are pre-prepared in the
// ngen image, and any runtime preparation that needs to happen, happens in the Prestub
// worker of Prejitinit_Hack. At runtime we do not really want to execute the Insert methods
// here; the calls are present just to fool the CER preparation code into preparing those methods during ngen
internal static void Prejitinit_HACK()
{
// make sure this conditional is around everything _including_ the call to
// PrepareConstrainedRegions, the JIT/NGen just needs to see the callsite
// somewhere, but the callsite has a link demand which can trip up partially
// trusted code.
if (!s_dontrunhack)
{
RuntimeHelpers.PrepareConstrainedRegions();
try
{ }
finally
{
MemberInfoCache micrmi = new MemberInfoCache(null);
CerArrayList list =null;
micrmi.Insert(ref list, "dummy", MemberListType.All);
MemberInfoCache micrci = new MemberInfoCache(null);
CerArrayList listc =null;
micrci.Insert(ref listc, "dummy", MemberListType.All);
MemberInfoCache micrfi = new MemberInfoCache(null);
CerArrayList listf =null;
micrfi.Insert(ref listf, "dummy", MemberListType.All);
MemberInfoCache micri = new MemberInfoCache(null);
CerArrayList listi =null;
micri.Insert(ref listi, "dummy", MemberListType.All);
MemberInfoCache micrpi = new MemberInfoCache(null);
CerArrayList listp =null;
micrpi.Insert(ref listp, "dummy", MemberListType.All);
MemberInfoCache micrei = new MemberInfoCache(null);
CerArrayList liste =null;
micrei.Insert(ref liste, "dummy", MemberListType.All);
}
}
}
private struct Filter
{
private Utf8String m_name;
private MemberListType m_listType;
public unsafe Filter(byte* pUtf8Name, int cUtf8Name, MemberListType listType)
{
this.m_name = new Utf8String((void*) pUtf8Name, cUtf8Name);
this.m_listType = listType;
}
public bool Match(Utf8String name)
{
if (m_listType == MemberListType.CaseSensitive)
return m_name.Equals(name);
else if (m_listType == MemberListType.CaseInsensitive)
return m_name.EqualsCaseInsensitive(name);
else
return true;
}
}
[Serializable()]
private class MemberInfoCache where T : MemberInfo
{
#region Static Members
static MemberInfoCache()
{
// We need to prepare some code in this class for reliable
// execution on a per-instantiation basis. A static class
// constructor is ideal for this since we only need to do
// this once per-instantiation. We can't go through the
// normal approach using RuntimeHelpers.PrepareMethod since
// that would involve using reflection and we'd wind back up
// here recursively. So we call through an fcall helper
// instead. The fcall is on RuntimeType to avoid having an
// fcall entry for a nested class (a generic one at that).
// I've no idea if that would work, but I'm pretty sure it
// wouldn't. Also we pass in our own base type since using
// the mscorlib binder doesn't work for nested types (I've
// tried that one).
PrepareMemberInfoCache(typeof(MemberInfoCache).TypeHandle);
}
#endregion
#region Private Data Members
// MemberInfo caches
private CerHashtable> m_csMemberInfos;
private CerHashtable> m_cisMemberInfos;
private CerArrayList m_root;
private bool m_cacheComplete;
// This is the strong reference back to the cache
private RuntimeTypeCache m_runtimeTypeCache;
#endregion
#region Constructor
internal MemberInfoCache(RuntimeTypeCache runtimeTypeCache)
{
#if MDA_SUPPORTED
Mda.MemberInfoCacheCreation();
#endif
m_runtimeTypeCache = runtimeTypeCache;
m_cacheComplete = false;
}
internal MethodBase AddMethod(RuntimeTypeHandle declaringType, RuntimeMethodHandle method, CacheType cacheType)
{
Object list = null;
MethodAttributes methodAttributes = method.GetAttributes();
bool isPublic = (methodAttributes & MethodAttributes.MemberAccessMask) == MethodAttributes.Public;
bool isStatic = (methodAttributes & MethodAttributes.Static) != 0;
bool isInherited = declaringType.Value != ReflectedTypeHandle.Value;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
switch (cacheType)
{
case CacheType.Method:
List mlist = new List(1);
mlist.Add(new RuntimeMethodInfo(method, declaringType, m_runtimeTypeCache, methodAttributes, bindingFlags));
list = mlist;
break;
case CacheType.Constructor:
List clist = new List(1);
clist.Add(new RuntimeConstructorInfo(method, declaringType, m_runtimeTypeCache, methodAttributes, bindingFlags));
list = clist;
break;
}
CerArrayList cerList = new CerArrayList((List)list);
Insert(ref cerList, null, MemberListType.HandleToInfo);
return (MethodBase)(object)cerList[0];
}
internal FieldInfo AddField(RuntimeFieldHandle field)
{
// create the runtime field info
List list = new List(1);
FieldAttributes fieldAttributes = field.GetAttributes();
bool isPublic = (fieldAttributes & FieldAttributes.FieldAccessMask) == FieldAttributes.Public;
bool isStatic = (fieldAttributes & FieldAttributes.Static) != 0;
bool isInherited = field.GetApproxDeclaringType().Value != ReflectedTypeHandle.Value;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
list.Add(new RtFieldInfo(field, ReflectedType, m_runtimeTypeCache, bindingFlags));
CerArrayList cerList = new CerArrayList((List)(object)list);
Insert(ref cerList, null, MemberListType.HandleToInfo);
return (FieldInfo)(object)cerList[0];
}
private unsafe CerArrayList Populate(string name, MemberListType listType, CacheType cacheType)
{
if (name == null || name.Length == 0 ||
(cacheType == CacheType.Constructor && name.FirstChar != '.' && name.FirstChar != '*'))
{
Filter filter = new Filter(null, 0, listType);
List list = null;
switch (cacheType)
{
case CacheType.Method:
list = PopulateMethods(filter) as List;
break;
case CacheType.Field :
list = PopulateFields(filter) as List;
break;
case CacheType.Constructor :
list = PopulateConstructors(filter) as List;
break;
case CacheType.Property :
list = PopulateProperties(filter) as List;
break;
case CacheType.Event :
list = PopulateEvents(filter) as List;
break;
case CacheType.NestedType :
list = PopulateNestedClasses(filter) as List;
break;
case CacheType.Interface :
list = PopulateInterfaces(filter) as List;
break;
}
CerArrayList cerList = new CerArrayList(list);
Insert(ref cerList, name, listType);
return cerList;
}
else
{
fixed (char* pName = name)
{
int cUtf8Name = Encoding.UTF8.GetByteCount(pName, name.Length);
byte* pUtf8Name = stackalloc byte[cUtf8Name];
Encoding.UTF8.GetBytes(pName, name.Length, pUtf8Name, cUtf8Name);
Filter filter = new Filter(pUtf8Name, cUtf8Name, listType);
List list = null;
switch (cacheType)
{
case CacheType.Method:
list = PopulateMethods(filter) as List;
break;
case CacheType.Field :
list = PopulateFields(filter) as List;
break;
case CacheType.Constructor :
list = PopulateConstructors(filter) as List;
break;
case CacheType.Property :
list = PopulateProperties(filter) as List;
break;
case CacheType.Event :
list = PopulateEvents(filter) as List;
break;
case CacheType.NestedType :
list = PopulateNestedClasses(filter) as List;
break;
case CacheType.Interface :
list = PopulateInterfaces(filter) as List;
break;
}
CerArrayList cerList = new CerArrayList(list);
Insert(ref cerList, name, listType);
return cerList;
}
}
}
// May replace the list with a new one if certain cache
// lookups succeed. Also, may modify the contents of the list
// after merging these new data structures with cached ones.
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
internal void Insert(ref CerArrayList list, string name, MemberListType listType)
{
bool lockTaken = false;
bool preallocationComplete = false;
RuntimeHelpers.PrepareConstrainedRegions();
try
{
Monitor.ReliableEnter(this, ref lockTaken);
if (listType == MemberListType.CaseSensitive)
{
if (m_csMemberInfos == null)
m_csMemberInfos = new CerHashtable>();
else
m_csMemberInfos.Preallocate(1);
}
else if (listType == MemberListType.CaseInsensitive)
{
if (m_cisMemberInfos == null)
m_cisMemberInfos = new CerHashtable>();
else
m_cisMemberInfos.Preallocate(1);
}
if (m_root == null)
m_root = new CerArrayList(list.Count);
else
m_root.Preallocate(list.Count);
preallocationComplete = true;
}
finally
{
try
{
if (preallocationComplete)
{
if (listType == MemberListType.CaseSensitive)
{
// Ensure we always return a list that has
// been merged with the global list.
CerArrayList cachedList = m_csMemberInfos[name];
if (cachedList == null)
{
MergeWithGlobalList(list);
m_csMemberInfos[name] = list;
}
else
list = cachedList;
}
else if (listType == MemberListType.CaseInsensitive)
{
// Ensure we always return a list that has
// been merged with the global list.
CerArrayList cachedList = m_cisMemberInfos[name];
if (cachedList == null)
{
MergeWithGlobalList(list);
m_cisMemberInfos[name] = list;
}
else
list = cachedList;
}
else
{
MergeWithGlobalList(list);
}
if (listType == MemberListType.All)
{
m_cacheComplete = true;
}
}
}
finally
{
if (lockTaken)
{
Monitor.Exit(this);
}
}
}
}
// Modifies the existing list.
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
private void MergeWithGlobalList(CerArrayList list)
{
int cachedCount = m_root.Count;
for (int i = 0; i < list.Count; i++)
{
T newMemberInfo = list[i];
T cachedMemberInfo = null;
for (int j = 0; j < cachedCount; j++)
{
cachedMemberInfo = m_root[j];
if (newMemberInfo.CacheEquals(cachedMemberInfo))
{
list.Replace(i, cachedMemberInfo);
break;
}
}
if (list[i] != cachedMemberInfo)
m_root.Add(newMemberInfo);
}
}
#endregion
#region Population Logic
private unsafe List PopulateMethods(Filter filter)
{
List list = new List();
RuntimeTypeHandle declaringTypeHandle = ReflectedTypeHandle;
bool isInterface =
(declaringTypeHandle.GetAttributes() & TypeAttributes.ClassSemanticsMask)
== TypeAttributes.Interface;
if (isInterface)
{
#region IsInterface
bool mayNeedInstantiatingStub = declaringTypeHandle.HasInstantiation() && !declaringTypeHandle.IsGenericTypeDefinition();
foreach (RuntimeMethodHandle methodHandle in declaringTypeHandle.IntroducedMethods)
{
if (!filter.Match(methodHandle.GetUtf8Name()))
continue;
#region Loop through all methods on the interface
ASSERT.CONSISTENCY_CHECK(!methodHandle.IsNullHandle());
ASSERT.CONSISTENCY_CHECK(LOGIC.IMPLIES(
(methodHandle.GetAttributes() & MethodAttributes.RTSpecialName) != 0,
methodHandle.GetName().Equals(".ctor") ||
methodHandle.GetName().Equals(".cctor") ||
methodHandle.GetName().Equals("IL_STUB")));
ASSERT.CONSISTENCY_CHECK((methodHandle.GetAttributes() & MethodAttributes.Abstract) != 0);
ASSERT.CONSISTENCY_CHECK((methodHandle.GetAttributes() & MethodAttributes.Virtual) != 0);
#region Calculate Binding Flags
MethodAttributes methodAttributes = methodHandle.GetAttributes();
bool isPublic = (methodAttributes & MethodAttributes.MemberAccessMask) == MethodAttributes.Public;
bool isStatic = (methodAttributes & MethodAttributes.Static) != 0;
bool isInherited = false;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
#endregion
if ((methodAttributes & MethodAttributes.RTSpecialName) != 0 || methodHandle.IsILStub())
continue;
// if it is an instantiated type get the InstantiatedMethodDesc if needed
RuntimeMethodHandle instantiatedHandle = mayNeedInstantiatingStub ?
methodHandle.GetInstantiatingStubIfNeeded(declaringTypeHandle) : methodHandle;
RuntimeMethodInfo runtimeMethodInfo = new RuntimeMethodInfo(
instantiatedHandle, declaringTypeHandle, m_runtimeTypeCache, methodAttributes, bindingFlags);
list.Add(runtimeMethodInfo);
#endregion
}
#endregion
}
else
{
#region IsClass or GenericParameter
while(declaringTypeHandle.IsGenericVariable())
declaringTypeHandle = declaringTypeHandle.GetRuntimeType().BaseType.GetTypeHandleInternal();
bool* overrides = stackalloc bool[declaringTypeHandle.GetNumVirtuals()];
bool isValueType = declaringTypeHandle.GetRuntimeType().IsValueType;
while(!declaringTypeHandle.IsNullHandle())
{
bool mayNeedInstantiatingStub = declaringTypeHandle.HasInstantiation() &&
!declaringTypeHandle.IsGenericTypeDefinition();
int vtableSlots = declaringTypeHandle.GetNumVirtuals();
foreach (RuntimeMethodHandle methodHandle in declaringTypeHandle.IntroducedMethods)
{
if (!filter.Match(methodHandle.GetUtf8Name()))
continue;
#region Loop through all methods on the current type
ASSERT.CONSISTENCY_CHECK(!methodHandle.IsNullHandle());
MethodAttributes methodAttributes = methodHandle.GetAttributes();
MethodAttributes methodAccess = methodAttributes & MethodAttributes.MemberAccessMask;
#region Continue if this is a constructor
ASSERT.CONSISTENCY_CHECK(
LOGIC.IMPLIES((methodHandle.GetAttributes() & MethodAttributes.RTSpecialName) != 0,
methodHandle.GetName().Equals(".ctor") ||
methodHandle.GetName().Equals(".cctor") ||
methodHandle.GetName().Equals("IL_STUB") ));
if ((methodAttributes & MethodAttributes.RTSpecialName) != 0 || methodHandle.IsILStub())
continue;
#endregion
#region Continue if this is a private declared on a base type
bool isVirtual = false;
int methodSlot = 0;
if ((methodAttributes & MethodAttributes.Virtual) != 0)
{
// only virtual if actually in the vtableslot range, but GetSlot will
// assert if an EnC method, which can't be virtual, so narrow down first
// before calling GetSlot
methodSlot = methodHandle.GetSlot();
isVirtual = (methodSlot < vtableSlots);
}
bool isPrivate = methodAccess == MethodAttributes.Private;
bool isPrivateVirtual = isVirtual & isPrivate;
bool isInherited = declaringTypeHandle.Value != ReflectedTypeHandle.Value;
if (isInherited && isPrivate && !isPrivateVirtual)
continue;
#endregion
#region Continue if this is a virtual and is already overridden
if (isVirtual)
{
ASSERT.CONSISTENCY_CHECK(
(methodAttributes & MethodAttributes.Abstract) != 0 ||
(methodAttributes & MethodAttributes.Virtual) != 0 ||
methodHandle.GetDeclaringType().Value != declaringTypeHandle.Value);
if (overrides[methodSlot] == true)
continue;
overrides[methodSlot] = true;
}
else if (isValueType)
{
if ((methodAttributes & (MethodAttributes.Virtual | MethodAttributes.Abstract)) != 0)
continue;
}
else
{
ASSERT.CONSISTENCY_CHECK((methodAttributes & (MethodAttributes.Virtual | MethodAttributes.Abstract)) == 0);
}
#endregion
#region Calculate Binding Flags
bool isPublic = methodAccess == MethodAttributes.Public;
bool isStatic = (methodAttributes & MethodAttributes.Static) != 0;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
#endregion
// if it is an instantiated type get the InstantiatedMethodDesc if needed
RuntimeMethodHandle instantiatedHandle = mayNeedInstantiatingStub ?
methodHandle.GetInstantiatingStubIfNeeded(declaringTypeHandle) : methodHandle;
RuntimeMethodInfo runtimeMethodInfo = new RuntimeMethodInfo(
instantiatedHandle, declaringTypeHandle, m_runtimeTypeCache, methodAttributes, bindingFlags);
list.Add(runtimeMethodInfo);
#endregion
}
declaringTypeHandle = declaringTypeHandle.GetBaseTypeHandle();
}
#endregion
}
return list;
}
private List PopulateConstructors(Filter filter)
{
List list = new List();
if (ReflectedType.IsGenericParameter)
{
return list;
}
RuntimeTypeHandle declaringTypeHandle = ReflectedTypeHandle;
bool mayNeedInstantiatingStub = declaringTypeHandle.HasInstantiation() &&
!declaringTypeHandle.IsGenericTypeDefinition();
foreach (RuntimeMethodHandle methodHandle in declaringTypeHandle.IntroducedMethods)
{
if (!filter.Match(methodHandle.GetUtf8Name()))
continue;
MethodAttributes methodAttributes = methodHandle.GetAttributes();
ASSERT.CONSISTENCY_CHECK(!methodHandle.IsNullHandle());
/*
ASSERT.CONSISTENCY_
*/
if ((methodAttributes & MethodAttributes.RTSpecialName) == 0)
continue;
if (methodHandle.IsILStub())
continue;
// Constructors should not be virtual or abstract
ASSERT.CONSISTENCY_CHECK(
(methodAttributes & MethodAttributes.Abstract) == 0 &&
(methodAttributes & MethodAttributes.Virtual) == 0);
#region Calculate Binding Flags
bool isPublic = (methodAttributes & MethodAttributes.MemberAccessMask) == MethodAttributes.Public;
bool isStatic = (methodAttributes & MethodAttributes.Static) != 0;
bool isInherited = false;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
#endregion
// if it is an instantiated type get the InstantiatedMethodDesc if needed
RuntimeMethodHandle instantiatedHandle = mayNeedInstantiatingStub ?
methodHandle.GetInstantiatingStubIfNeeded(declaringTypeHandle) : methodHandle;
RuntimeConstructorInfo runtimeConstructorInfo =
new RuntimeConstructorInfo(instantiatedHandle, ReflectedTypeHandle, m_runtimeTypeCache, methodAttributes, bindingFlags);
list.Add(runtimeConstructorInfo);
}
return list;
}
private unsafe List PopulateFields(Filter filter)
{
List list = new List();
RuntimeTypeHandle declaringTypeHandle = ReflectedTypeHandle;
#region Populate all static, instance and literal fields
while(declaringTypeHandle.IsGenericVariable())
declaringTypeHandle = declaringTypeHandle.GetRuntimeType().BaseType.GetTypeHandleInternal();
while(!declaringTypeHandle.IsNullHandle())
{
PopulateRtFields(filter, declaringTypeHandle, list);
PopulateLiteralFields(filter, declaringTypeHandle, list);
declaringTypeHandle = declaringTypeHandle.GetBaseTypeHandle();
}
#endregion
#region Populate Literal Fields on Interfaces
if (ReflectedType.IsGenericParameter)
{
Type[] interfaces = ReflectedTypeHandle.GetRuntimeType().BaseType.GetInterfaces();
for (int i = 0; i < interfaces.Length; i++)
{
// Populate literal fields defined on any of the interfaces implemented by the declaring type
PopulateLiteralFields(filter, interfaces[i].GetTypeHandleInternal(), list);
PopulateRtFields(filter, interfaces[i].GetTypeHandleInternal(), list);
}
}
else
{
RuntimeTypeHandle[] interfaces = ReflectedTypeHandle.GetInterfaces();
if (interfaces != null)
{
for (int i = 0; i < interfaces.Length; i++)
{
// Populate literal fields defined on any of the interfaces implemented by the declaring type
PopulateLiteralFields(filter, interfaces[i], list);
PopulateRtFields(filter, interfaces[i], list);
}
}
}
#endregion
return list;
}
private unsafe void PopulateRtFields(Filter filter, RuntimeTypeHandle declaringTypeHandle, List list)
{
int** pResult = stackalloc int*[64];
int count = 64;
if (!declaringTypeHandle.GetFields(pResult, &count))
{
fixed(int** pBigResult = new int*[count])
{
declaringTypeHandle.GetFields(pBigResult, &count);
PopulateRtFields(filter, pBigResult, count, declaringTypeHandle, list);
}
}
else if (count > 0)
{
PopulateRtFields(filter, pResult, count, declaringTypeHandle, list);
}
}
private unsafe void PopulateRtFields(Filter filter,
int** ppFieldHandles, int count, RuntimeTypeHandle declaringTypeHandle, List list)
{
ASSERT.PRECONDITION(!declaringTypeHandle.IsNullHandle());
ASSERT.PRECONDITION(!ReflectedTypeHandle.IsNullHandle());
bool needsStaticFieldForGeneric = declaringTypeHandle.HasInstantiation() && !declaringTypeHandle.ContainsGenericVariables();
bool isInherited = !declaringTypeHandle.Equals(ReflectedTypeHandle);
for(int i = 0; i < count; i ++)
{
RuntimeFieldHandle runtimeFieldHandle = new RuntimeFieldHandle(ppFieldHandles[i]);
if (!filter.Match(runtimeFieldHandle.GetUtf8Name()))
continue;
ASSERT.CONSISTENCY_CHECK(!runtimeFieldHandle.IsNullHandle());
FieldAttributes fieldAttributes = runtimeFieldHandle.GetAttributes();
FieldAttributes fieldAccess = fieldAttributes & FieldAttributes.FieldAccessMask;
if (isInherited)
{
if (fieldAccess == FieldAttributes.Private)
continue;
}
#region Calculate Binding Flags
bool isPublic = fieldAccess == FieldAttributes.Public;
bool isStatic = (fieldAttributes & FieldAttributes.Static) != 0;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
#endregion
// correct the FieldDesc if needed
if (needsStaticFieldForGeneric && isStatic)
runtimeFieldHandle = runtimeFieldHandle.GetStaticFieldForGenericType(declaringTypeHandle);
RuntimeFieldInfo runtimeFieldInfo =
new RtFieldInfo(runtimeFieldHandle, declaringTypeHandle.GetRuntimeType(), m_runtimeTypeCache, bindingFlags);
list.Add(runtimeFieldInfo);
}
}
private unsafe void PopulateLiteralFields(Filter filter, RuntimeTypeHandle declaringTypeHandle, List list)
{
ASSERT.PRECONDITION(!declaringTypeHandle.IsNullHandle());
ASSERT.PRECONDITION(!ReflectedTypeHandle.IsNullHandle());
int tkDeclaringType = declaringTypeHandle.GetToken();
// Our policy is that TypeDescs do not have metadata tokens
if (MdToken.IsNullToken(tkDeclaringType))
return;
MetadataImport scope = declaringTypeHandle.GetModuleHandle().GetMetadataImport();
int cFields = scope.EnumFieldsCount(tkDeclaringType);
int* tkFields = stackalloc int[cFields];
scope.EnumFields(tkDeclaringType, tkFields, cFields);
for (int i = 0; i < cFields; i++)
{
int tkField = tkFields[i];
ASSERT.PRECONDITION(MdToken.IsTokenOfType(tkField, MetadataTokenType.FieldDef));
ASSERT.PRECONDITION(!MdToken.IsNullToken(tkField));
Utf8String name;
name = scope.GetName(tkField);
if (!filter.Match(name))
continue;
FieldAttributes fieldAttributes;
scope.GetFieldDefProps(tkField, out fieldAttributes);
FieldAttributes fieldAccess = fieldAttributes & FieldAttributes.FieldAccessMask;
if ((fieldAttributes & FieldAttributes.Literal) != 0)
{
bool isInherited = !declaringTypeHandle.Equals(ReflectedTypeHandle);
if (isInherited)
{
bool isPrivate = fieldAccess == FieldAttributes.Private;
if (isPrivate)
continue;
}
#region Calculate Binding Flags
bool isPublic = fieldAccess == FieldAttributes.Public;
bool isStatic = (fieldAttributes & FieldAttributes.Static) != 0;
BindingFlags bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
#endregion
RuntimeFieldInfo runtimeFieldInfo =
new MdFieldInfo(tkField, fieldAttributes, declaringTypeHandle, m_runtimeTypeCache, bindingFlags);
list.Add(runtimeFieldInfo);
}
}
}
private static void AddElementTypes(Type template, IList types)
{
if (!template.HasElementType)
return;
AddElementTypes(template.GetElementType(), types);
for (int i = 0; i < types.Count; i ++)
{
if (template.IsArray)
{
if (template.IsSzArray)
types[i] = types[i].MakeArrayType();
else
types[i] = types[i].MakeArrayType(template.GetArrayRank());
}
else if (template.IsPointer)
{
types[i] = types[i].MakePointerType();
}
}
}
private List PopulateInterfaces(Filter filter)
{
List list = new List();
RuntimeTypeHandle declaringTypeHandle = ReflectedTypeHandle;
if (!declaringTypeHandle.IsGenericVariable())
{
RuntimeTypeHandle[] ifaces = ReflectedTypeHandle.GetInterfaces();
if (ifaces != null)
{
for (int i = 0; i < ifaces.Length; i++)
{
RuntimeType interfaceType = ifaces[i].GetRuntimeType();
if (!filter.Match(interfaceType.GetTypeHandleInternal().GetUtf8Name()))
continue;
ASSERT.CONSISTENCY_CHECK(interfaceType.IsInterface);
list.Add(interfaceType);
}
}
if (ReflectedType.IsSzArray)
{
Type arrayType = ReflectedType.GetElementType();
if (!arrayType.IsPointer)
{
Type iList = typeof(IList<>).MakeGenericType(arrayType);
if (iList.IsAssignableFrom(ReflectedType))
{
if (filter.Match(iList.GetTypeHandleInternal().GetUtf8Name()))
list.Add(iList as RuntimeType);
Type[] iFaces = iList.GetInterfaces();
for(int j = 0; j < iFaces.Length; j++)
{
Type iFace = iFaces[j];
if (iFace.IsGenericType && filter.Match(iFace.GetTypeHandleInternal().GetUtf8Name()))
list.Add(iFaces[j] as RuntimeType);
}
}
}
}
}
else
{
List al = new List();
// Get all constraints
Type[] constraints = declaringTypeHandle.GetRuntimeType().GetGenericParameterConstraints();
// Populate transitive closure of all interfaces in constraint set
for (int i = 0; i < constraints.Length; i++)
{
Type constraint = constraints[i];
if (constraint.IsInterface)
al.Add(constraint as RuntimeType);
Type[] temp = constraint.GetInterfaces();
for (int j = 0; j < temp.Length; j++)
al.Add(temp[j] as RuntimeType);
}
// Remove duplicates
Hashtable ht = new Hashtable();
for (int i = 0; i < al.Count; i++)
{
Type constraint = al[i] as Type;
if (!ht.Contains(constraint))
ht[constraint] = constraint;
}
Type[] interfaces = new Type[ht.Values.Count];
ht.Values.CopyTo(interfaces, 0);
// Populate link-list
for (int i = 0; i < interfaces.Length; i++)
{
if (!filter.Match(interfaces[i].GetTypeHandleInternal().GetUtf8Name()))
continue;
list.Add(interfaces[i] as RuntimeType);
}
}
return list;
}
private unsafe List PopulateNestedClasses(Filter filter)
{
List