internal CustomAttributeValueTreatment CalculateCustomAttributeValueTreatment(CustomAttributeHandle handle)
{
Debug.Assert(_metadataKind != MetadataKind.Ecma335);
var parent = CustomAttributeTable.GetParent(handle);
// Check for Windows.Foundation.Metadata.AttributeUsageAttribute.
// WinMD rules:
// - The attribute is only applicable on TypeDefs.
// - Constructor must be a MemberRef with TypeRef.
if (!IsWindowsAttributeUsageAttribute(parent, handle))
{
return(CustomAttributeValueTreatment.None);
}
var targetTypeDef = (TypeDefinitionHandle)parent;
if (StringStream.EqualsRaw(TypeDefTable.GetNamespace(targetTypeDef), "Windows.Foundation.Metadata"))
{
if (StringStream.EqualsRaw(TypeDefTable.GetName(targetTypeDef), "VersionAttribute"))
{
return(CustomAttributeValueTreatment.AttributeUsageVersionAttribute);
}
if (StringStream.EqualsRaw(TypeDefTable.GetName(targetTypeDef), "DeprecatedAttribute"))
{
return(CustomAttributeValueTreatment.AttributeUsageDeprecatedAttribute);
}
}
bool allowMultiple = HasAttribute(targetTypeDef, "Windows.Foundation.Metadata", "AllowMultipleAttribute");
return(allowMultiple ? CustomAttributeValueTreatment.AttributeUsageAllowMultiple : CustomAttributeValueTreatment.AttributeUsageAllowSingle);
}
private void MakeTree(TypeDefTable t1, TypeDefTable t2)
{
t1.Children = new ArrayList[]
{
new ArrayList(), new ArrayList(), new ArrayList()
}
;
ArrayList listField = this.Tables[(int)MetadataTables.Field];
ArrayList listMethod = this.Tables[(int)MetadataTables.MethodDef];
int f1 = t1.FieldList, f2 = (t2 != null) ? t2.FieldList:
listField.Count + 1;
for (int i = f1; i < f2; i++)
{
FieldTable f = listField[i - 1] as FieldTable;
t1.Children[(int)Children.DefField].Add(f);
f.ParentTable = t1;
}
int m1 = t1.MethodList, m2 = (t2 != null) ? t2.MethodList:
listMethod.Count + 1;
for (int i = m1; i < m2; i++)
{
MethodDefTable m = listMethod[i - 1] as MethodDefTable;
t1.Children[(int)Children.DefMethod].Add(m);
m.ParentTable = t1;
this.MakeTree(m);
}
}
private TypeDefTreatment GetWellKnownTypeDefinitionTreatment(TypeDefinitionHandle typeDef)
{
InitializeProjectedTypes();
StringHandle name = TypeDefTable.GetName(typeDef);
int index = StringStream.BinarySearchRaw(s_projectedTypeNames, name);
if (index < 0)
{
return(TypeDefTreatment.None);
}
StringHandle namespaceName = TypeDefTable.GetNamespace(typeDef);
if (StringStream.EqualsRaw(namespaceName, StringStream.GetVirtualValue(s_projectionInfos[index].ClrNamespace)))
{
return(s_projectionInfos[index].Treatment);
}
// TODO: we can avoid this comparison if info.DotNetNamespace == info.WinRtNamespace
if (StringStream.EqualsRaw(namespaceName, s_projectionInfos[index].WinRTNamespace))
{
return(s_projectionInfos[index].Treatment | TypeDefTreatment.MarkInternalFlag);
}
return(TypeDefTreatment.None);
}
public sealed override Type[] GetTypes()
{
// Note: we don't expect this process to generate any loader exceptions so no need to implement the ReflectionTypeLoadException
// logic.
EnsureTypeDefTableFullyFilled();
return(TypeDefTable.ToArray <Type>(skip: 1)); // 0x02000001 is the <Module> type which is always skipped by this api.
}
private bool IsClrImplementationType(TypeDefinitionHandle typeDef)
{
var attrs = TypeDefTable.GetFlags(typeDef);
if ((attrs & (TypeAttributes.VisibilityMask | TypeAttributes.SpecialName)) != TypeAttributes.SpecialName)
{
return(false);
}
return(StringStream.StartsWithRaw(TypeDefTable.GetName(typeDef), ClrPrefix));
}
internal uint CalculateTypeDefTreatmentAndRowId(TypeDefinitionHandle handle)
{
Debug.Assert(_metadataKind != MetadataKind.Ecma335);
TypeDefTreatment treatment;
TypeAttributes flags = TypeDefTable.GetFlags(handle);
EntityHandle extends = TypeDefTable.GetExtends(handle);
treatment = TypeDefTreatment.None;
return(TreatmentAndRowId((byte)treatment, handle.RowId));
}
public string GetName(TypeDefTable t)
{
string n = this.GetStringsString(t.Name);
TableBase tb = t.ParentTable;
if (tb is TypeDefTable)
{
return(this.GetName(tb as TypeDefTable) + "." + n);
}
if (t.Namespace != 0)
{
n = this.GetStringsString(t.Namespace) + "." + n;
}
return(n);
}
private bool GetAttributeTypeNameRaw(CustomAttributeHandle caHandle, out StringHandle namespaceName, out StringHandle typeName)
{
namespaceName = typeName = default(StringHandle);
EntityHandle typeDefOrRef = GetAttributeTypeRaw(caHandle);
if (typeDefOrRef.IsNil)
{
return(false);
}
if (typeDefOrRef.Kind == HandleKind.TypeReference)
{
TypeReferenceHandle typeRef = (TypeReferenceHandle)typeDefOrRef;
var resolutionScope = TypeRefTable.GetResolutionScope(typeRef);
if (!resolutionScope.IsNil && resolutionScope.Kind == HandleKind.TypeReference)
{
// we don't need to handle nested types
return(false);
}
// other resolution scopes don't affect full name
typeName = TypeRefTable.GetName(typeRef);
namespaceName = TypeRefTable.GetNamespace(typeRef);
}
else if (typeDefOrRef.Kind == HandleKind.TypeDefinition)
{
TypeDefinitionHandle typeDef = (TypeDefinitionHandle)typeDefOrRef;
if (TypeDefTable.GetFlags(typeDef).IsNested())
{
// we don't need to handle nested types
return(false);
}
typeName = TypeDefTable.GetName(typeDef);
namespaceName = TypeDefTable.GetNamespace(typeDef);
}
else
{
// invalid metadata
return(false);
}
return(true);
}
private TypeDefTreatment GetWellKnownTypeDefinitionTreatment(TypeDefinitionHandle typeDef)
{
InitializeProjectedTypes();
StringHandle name = TypeDefTable.GetName(typeDef);
int index = StringHeap.BinarySearchRaw(s_projectedTypeNames !, name);
if (index < 0)
{
return(TypeDefTreatment.None);
}
StringHandle namespaceName = TypeDefTable.GetNamespace(typeDef);
if (StringHeap.EqualsRaw(namespaceName, StringHeap.GetVirtualString(s_projectionInfos ![index].ClrNamespace)))
void EncodeTypeDefTable(TypeDefTable table)
{
int index = 0;
foreach (TypeDefRow row in table.Rows)
{
this.asm.ALIGN(Assembly.OBJECT_ALIGNMENT);
this.asm.LABEL(moduleName + " TypeDefRow#" + index);
this.asm.AddObjectFields(typeof(SharpOS.AOT.Metadata.TypeDefRow).ToString());
this.asm.DATA((uint)row.Flags);
this.asm.DATA(row.Name);
this.asm.DATA(row.Namespace);
this.asm.DATA(row.Extends.ToUInt());
this.asm.DATA(row.FieldList);
this.asm.DATA(row.MethodList);
++index;
}
this.MetadataArray("TypeDef", table);
}
public bool WriteAsm(StreamWriter sw, TypeDefTable t)
{
bool ok = true;
sw.WriteLine("; class {0}", this.pedata.idxm.GetName(t));
bool first = true;
foreach (object obj in t.Children[(int)Children.DefField])
{
FieldTable f = obj as FieldTable;
if ((f.Flags & (int)FieldAttributes.Static) == 0 ||
(f.Flags & (int)FieldAttributes.Literal) != 0)
{
continue;
}
if (first)
{
sw.WriteLine();
first = false;
}
sw.WriteLine("{0} dw 0", MangleField(f));
}
foreach (object obj in t.Children[(int)Children.DefMethod])
{
MethodDefTable m = obj as MethodDefTable;
MethodData md = m.Tag as MethodData;
if (md.HasThis)
{
continue; // static only
}
sw.WriteLine();
if (!this.WriteAsm(sw, md))
{
ok = false;
}
}
return(ok);
}
/// <summary>
/// The backing field of a WinRT enumeration type is not public although the backing fields
/// of managed enumerations are. To allow managed languages to directly access this field,
/// it is made public by the metadata adapter.
/// </summary>
private uint CalculateFieldDefTreatmentAndRowId(FieldDefinitionHandle handle)
{
var flags = FieldTable.GetFlags(handle);
FieldDefTreatment treatment = FieldDefTreatment.None;
if ((flags & FieldAttributes.RTSpecialName) != 0 && StringStream.EqualsRaw(FieldTable.GetName(handle), "value__"))
{
TypeDefinitionHandle typeDef = GetDeclaringType(handle);
EntityHandle baseTypeHandle = TypeDefTable.GetExtends(typeDef);
if (baseTypeHandle.Kind == HandleKind.TypeReference)
{
var typeRef = (TypeReferenceHandle)baseTypeHandle;
if (StringStream.EqualsRaw(TypeRefTable.GetName(typeRef), "Enum") &&
StringStream.EqualsRaw(TypeRefTable.GetNamespace(typeRef), "System"))
{
treatment = FieldDefTreatment.EnumValue;
}
}
}
return(TreatmentAndRowId((byte)treatment, handle.RowId));
}
internal sealed override IEnumerable <RoType> GetDefinedRoTypes()
{
EnsureTypeDefTableFullyFilled();
return(TypeDefTable.EnumerateValues(skip: 1)); // 0x02000001 is the <Module> type which is always skipped by this api.
}
private uint CalculateMethodDefTreatmentAndRowId(MethodDefinitionHandle methodDef)
{
MethodDefTreatment treatment = MethodDefTreatment.Implementation;
TypeDefinitionHandle parentTypeDef = GetDeclaringType(methodDef);
TypeAttributes parentFlags = TypeDefTable.GetFlags(parentTypeDef);
if ((parentFlags & TypeAttributes.WindowsRuntime) != 0)
{
if (IsClrImplementationType(parentTypeDef))
{
treatment = MethodDefTreatment.Implementation;
}
else if (parentFlags.IsNested())
{
treatment = MethodDefTreatment.Implementation;
}
else if ((parentFlags & TypeAttributes.Interface) != 0)
{
treatment = MethodDefTreatment.InterfaceMethod;
}
else if (_metadataKind == MetadataKind.ManagedWindowsMetadata && (parentFlags & TypeAttributes.Public) == 0)
{
treatment = MethodDefTreatment.Implementation;
}
else
{
treatment = MethodDefTreatment.Other;
var parentBaseType = TypeDefTable.GetExtends(parentTypeDef);
if (parentBaseType.Kind == HandleKind.TypeReference)
{
switch (GetSpecialTypeRefTreatment((TypeReferenceHandle)parentBaseType))
{
case TypeRefTreatment.SystemAttribute:
treatment = MethodDefTreatment.AttributeMethod;
break;
case TypeRefTreatment.SystemDelegate:
treatment = MethodDefTreatment.DelegateMethod | MethodDefTreatment.MarkPublicFlag;
break;
}
}
}
}
if (treatment == MethodDefTreatment.Other)
{
// we want to hide the method if it implements
// only redirected interfaces
// We also want to check if the methodImpl is IClosable.Close,
// so we can change the name
bool seenRedirectedInterfaces = false;
bool seenNonRedirectedInterfaces = false;
bool isIClosableClose = false;
foreach (var methodImplHandle in new MethodImplementationHandleCollection(this, parentTypeDef))
{
MethodImplementation methodImpl = GetMethodImplementation(methodImplHandle);
if (methodImpl.MethodBody == methodDef)
{
EntityHandle declaration = methodImpl.MethodDeclaration;
// See if this MethodImpl implements a redirected interface
// In WinMD, MethodImpl will always use MemberRef and TypeRefs to refer to redirected interfaces,
// even if they are in the same module.
if (declaration.Kind == HandleKind.MemberReference &&
ImplementsRedirectedInterface((MemberReferenceHandle)declaration, out isIClosableClose))
{
seenRedirectedInterfaces = true;
if (isIClosableClose)
{
// This method implements IClosable.Close
// Let's rename to IDisposable later
// Once we know this implements IClosable.Close, we are done
// looking
break;
}
}
else
{
// Now we know this implements a non-redirected interface
// But we need to keep looking, just in case we got a methodimpl that
// implements the IClosable.Close method and needs to be renamed
seenNonRedirectedInterfaces = true;
}
}
}
if (isIClosableClose)
{
treatment = MethodDefTreatment.DisposeMethod;
}
else if (seenRedirectedInterfaces && !seenNonRedirectedInterfaces)
{
// Only hide if all the interfaces implemented are redirected
treatment = MethodDefTreatment.HiddenInterfaceImplementation;
}
}
// If treatment is other, then this is a non-managed WinRT runtime class definition
// Find out about various bits that we apply via attributes and name parsing
if (treatment == MethodDefTreatment.Other)
{
treatment |= GetMethodTreatmentFromCustomAttributes(methodDef);
}
return(TreatmentAndRowId((byte)treatment, methodDef.RowId));
}
internal uint CalculateTypeDefTreatmentAndRowId(TypeDefinitionHandle handle)
{
Debug.Assert(_metadataKind != MetadataKind.Ecma335);
TypeDefTreatment treatment;
TypeAttributes flags = TypeDefTable.GetFlags(handle);
EntityHandle extends = TypeDefTable.GetExtends(handle);
if ((flags & TypeAttributes.WindowsRuntime) != 0)
{
if (_metadataKind == MetadataKind.WindowsMetadata)
{
treatment = GetWellKnownTypeDefinitionTreatment(handle);
if (treatment != TypeDefTreatment.None)
{
return(TreatmentAndRowId((byte)treatment, handle.RowId));
}
// Is this an attribute?
if (extends.Kind == HandleKind.TypeReference && IsSystemAttribute((TypeReferenceHandle)extends))
{
treatment = TypeDefTreatment.NormalAttribute;
}
else
{
treatment = TypeDefTreatment.NormalNonAttribute;
}
}
else if (_metadataKind == MetadataKind.ManagedWindowsMetadata && NeedsWinRTPrefix(flags, extends))
{
// WinMDExp emits two versions of RuntimeClasses and Enums:
//
// public class Foo {} // the WinRT reference class
// internal class <CLR>Foo {} // the implementation class that we want WinRT consumers to ignore
//
// The adapter's job is to undo WinMDExp's transformations. I.e. turn the above into:
//
// internal class <WinRT>Foo {} // the WinRT reference class that we want CLR consumers to ignore
// public class Foo {} // the implementation class
//
// We only add the <WinRT> prefix here since the WinRT view is the only view that is marked WindowsRuntime
// De-mangling the CLR name is done below.
// tomat: The CLR adapter implements a back-compat quirk: Enums exported with an older WinMDExp have only one version
// not marked with tdSpecialName. These enums should *not* be mangled and flipped to private.
// We don't implement this flag since the WinMDs producted by the older WinMDExp are not used in the wild.
treatment = TypeDefTreatment.PrefixWinRTName;
}
else
{
treatment = TypeDefTreatment.None;
}
// Scan through Custom Attributes on type, looking for interesting bits. We only
// need to do this for RuntimeClasses
if ((treatment == TypeDefTreatment.PrefixWinRTName || treatment == TypeDefTreatment.NormalNonAttribute))
{
if ((flags & TypeAttributes.Interface) == 0 &&
HasAttribute(handle, "Windows.UI.Xaml", "TreatAsAbstractComposableClassAttribute"))
{
treatment |= TypeDefTreatment.MarkAbstractFlag;
}
}
}
else if (_metadataKind == MetadataKind.ManagedWindowsMetadata && IsClrImplementationType(handle))
{
// <CLR> implementation classes are not marked WindowsRuntime, but still need to be modified
// by the adapter.
treatment = TypeDefTreatment.UnmangleWinRTName;
}
else
{
treatment = TypeDefTreatment.None;
}
return(TreatmentAndRowId((byte)treatment, handle.RowId));
}
public virtual void VisitTypeDefTable(TypeDefTable table)
{
}
public void Read(ReaderContext ctxt)
{
var reader = ctxt.GetTablesReader();
var actualReserved0 = reader.ReadUInt32();
if (actualReserved0 != reserved0)
throw new PEException("invalid MetadataTable header");
var actualMajorVersion = reader.ReadByte();
if (actualMajorVersion != majorVersion)
throw new PEException("invalid MetadataTable header");
var actualMinorVersion = reader.ReadByte();
if (actualMinorVersion != minorVersion)
throw new PEException("invalid MetadataTable header");
var heapSizes = reader.ReadByte();
IsStringStreamBig = (heapSizes & 0x01) != 0;
IsGuidStreamBig = (heapSizes & 0x02) != 0;
IsBlobStreamBig = (heapSizes & 0x04) != 0;
Reserved1 = reader.ReadByte();
var valid = new IntSet64(reader.ReadUInt64());
var sorted = new IntSet64(reader.ReadUInt64());
for (var i = 0; i < 64; i++)
{
var numRows = 0;
if (valid[i])
numRows = (int)reader.ReadUInt32();
switch ((TableTag)i)
{
case TableTag.Module:
ModuleTable = new ModuleTable(numRows);
break;
case TableTag.Assembly:
AssemblyTable = new AssemblyTable(numRows);
break;
case TableTag.AssemblyOS:
AssemblyOSTable = new AssemblyOSTable(numRows);
break;
case TableTag.AssemblyProcessor:
AssemblyProcessorTable = new AssemblyProcessorTable(numRows);
break;
case TableTag.AssemblyRef:
AssemblyRefTable = new AssemblyRefTable(numRows);
break;
case TableTag.AssemblyRefOS:
AssemblyRefOSTable = new AssemblyRefOSTable(numRows);
break;
case TableTag.AssemblyRefProcessor:
AssemblyRefProcessorTable = new AssemblyRefProcessorTable(numRows);
break;
case TableTag.ClassLayout:
ClassLayoutTable = new ClassLayoutTable(numRows);
break;
case TableTag.Constant:
ConstantTable = new ConstantTable(numRows);
break;
case TableTag.CustomAttribute:
CustomAttributeTable = new CustomAttributeTable(numRows);
break;
case TableTag.DeclSecurity:
DeclSecurityTable = new DeclSecurityTable(numRows);
break;
case TableTag.EventMap:
EventMapTable = new EventMapTable(numRows);
break;
case TableTag.Event:
EventTable = new EventTable(numRows);
break;
case TableTag.ExportedType:
ExportedTypeTable = new ExportedTypeTable(numRows);
break;
case TableTag.Field:
FieldTable = new FieldTable(numRows);
break;
case TableTag.FieldLayout:
FieldLayoutTable = new FieldLayoutTable(numRows);
break;
case TableTag.FieldMarshal:
FieldMarshalTable = new FieldMarshalTable(numRows);
break;
case TableTag.FieldRVA:
FieldRVATable = new FieldRVATable(numRows);
break;
case TableTag.File:
FileTable = new FileTable(numRows);
break;
case TableTag.GenericParam:
GenericParamTable = new GenericParamTable(numRows);
break;
case TableTag.GenericParamConstraint:
GenericParamConstraintTable = new GenericParamConstraintTable(numRows);
break;
case TableTag.ImplMap:
ImplMapTable = new ImplMapTable(numRows);
break;
case TableTag.InterfaceImpl:
InterfaceImplTable = new InterfaceImplTable(numRows);
break;
case TableTag.ManifestResource:
ManifestResourceTable = new ManifestResourceTable(numRows);
break;
case TableTag.MemberRef:
MemberRefTable = new MemberRefTable(numRows);
break;
case TableTag.MethodDef:
MethodDefTable = new MethodDefTable(numRows);
break;
case TableTag.MethodImpl:
MethodImplTable = new MethodImplTable(numRows);
break;
case TableTag.MethodSemantics:
MethodSemanticsTable = new MethodSemanticsTable(numRows);
break;
case TableTag.MethodSpec:
MethodSpecTable = new MethodSpecTable(numRows);
break;
case TableTag.ModuleRef:
ModuleRefTable = new ModuleRefTable(numRows);
break;
case TableTag.NestedClass:
NestedClassTable = new NestedClassTable(numRows);
break;
case TableTag.Param:
ParamTable = new ParamTable(numRows);
break;
case TableTag.Property:
PropertyTable = new PropertyTable(numRows);
break;
case TableTag.PropertyMap:
PropertyMapTable = new PropertyMapTable(numRows);
break;
case TableTag.StandAloneSig:
StandAloneSigTable = new StandAloneSigTable(numRows);
break;
case TableTag.TypeDef:
TypeDefTable = new TypeDefTable(numRows);
break;
case TableTag.TypeRef:
TypeRefTable = new TypeRefTable(numRows);
break;
case TableTag.TypeSpec:
TypeSpecTable = new TypeSpecTable(numRows);
break;
default:
// Ignore
break;
}
}
DetermineIndexCodingSizes();
for (var i = 0; i < 64; i++)
{
if (valid[i])
{
switch ((TableTag)i)
{
case TableTag.Module:
ModuleTable.Read(ctxt, reader);
break;
case TableTag.Assembly:
AssemblyTable.Read(ctxt, reader);
break;
case TableTag.AssemblyOS:
AssemblyOSTable.Read(ctxt, reader);
break;
case TableTag.AssemblyProcessor:
AssemblyProcessorTable.Read(ctxt, reader);
break;
case TableTag.AssemblyRef:
AssemblyRefTable.Read(ctxt, reader);
break;
case TableTag.AssemblyRefOS:
AssemblyRefOSTable.Read(ctxt, reader);
break;
case TableTag.AssemblyRefProcessor:
AssemblyRefProcessorTable.Read(ctxt, reader);
break;
case TableTag.ClassLayout:
ClassLayoutTable.Read(ctxt, reader);
break;
case TableTag.Constant:
ConstantTable.Read(ctxt, reader);
break;
case TableTag.CustomAttribute:
CustomAttributeTable.Read(ctxt, reader);
break;
case TableTag.DeclSecurity:
DeclSecurityTable.Read(ctxt, reader);
break;
case TableTag.EventMap:
EventMapTable.Read(ctxt, reader);
break;
case TableTag.Event:
EventTable.Read(ctxt, reader);
break;
case TableTag.ExportedType:
ExportedTypeTable.Read(ctxt, reader);
break;
case TableTag.Field:
FieldTable.Read(ctxt, reader);
break;
case TableTag.FieldLayout:
FieldLayoutTable.Read(ctxt, reader);
break;
case TableTag.FieldMarshal:
FieldMarshalTable.Read(ctxt, reader);
break;
case TableTag.FieldRVA:
FieldRVATable.Read(ctxt, reader);
break;
case TableTag.File:
FileTable.Read(ctxt, reader);
break;
case TableTag.GenericParam:
GenericParamTable.Read(ctxt, reader);
break;
case TableTag.GenericParamConstraint:
GenericParamConstraintTable.Read(ctxt, reader);
break;
case TableTag.ImplMap:
ImplMapTable.Read(ctxt, reader);
break;
case TableTag.InterfaceImpl:
InterfaceImplTable.Read(ctxt, reader);
break;
case TableTag.ManifestResource:
ManifestResourceTable.Read(ctxt, reader);
break;
case TableTag.MemberRef:
MemberRefTable.Read(ctxt, reader);
break;
case TableTag.MethodDef:
MethodDefTable.Read(ctxt, reader);
break;
case TableTag.MethodImpl:
MethodImplTable.Read(ctxt, reader);
break;
case TableTag.MethodSemantics:
MethodSemanticsTable.Read(ctxt, reader);
break;
case TableTag.MethodSpec:
MethodSpecTable.Read(ctxt, reader);
break;
case TableTag.ModuleRef:
ModuleRefTable.Read(ctxt, reader);
break;
case TableTag.NestedClass:
NestedClassTable.Read(ctxt, reader);
break;
case TableTag.Param:
ParamTable.Read(ctxt, reader);
break;
case TableTag.Property:
PropertyTable.Read(ctxt, reader);
break;
case TableTag.PropertyMap:
PropertyMapTable.Read(ctxt, reader);
break;
case TableTag.StandAloneSig:
StandAloneSigTable.Read(ctxt, reader);
break;
case TableTag.TypeDef:
TypeDefTable.Read(ctxt, reader);
break;
case TableTag.TypeRef:
TypeRefTable.Read(ctxt, reader);
break;
case TableTag.TypeSpec:
TypeSpecTable.Read(ctxt, reader);
break;
default:
throw new PEException("unexpected table tag in MetadataTable body");
}
}
}
ModuleTable.ResolveIndexes(ctxt);
TypeRefTable.ResolveIndexes(ctxt);
TypeDefTable.ResolveIndexes(ctxt);
FieldTable.ResolveIndexes(ctxt);
MethodDefTable.ResolveIndexes(ctxt);
ParamTable.ResolveIndexes(ctxt);
InterfaceImplTable.ResolveIndexes(ctxt);
MemberRefTable.ResolveIndexes(ctxt);
ConstantTable.ResolveIndexes(ctxt);
CustomAttributeTable.ResolveIndexes(ctxt);
FieldMarshalTable.ResolveIndexes(ctxt);
DeclSecurityTable.ResolveIndexes(ctxt);
ClassLayoutTable.ResolveIndexes(ctxt);
FieldLayoutTable.ResolveIndexes(ctxt);
StandAloneSigTable.ResolveIndexes(ctxt);
EventMapTable.ResolveIndexes(ctxt);
EventTable.ResolveIndexes(ctxt);
PropertyMapTable.ResolveIndexes(ctxt);
PropertyTable.ResolveIndexes(ctxt);
MethodSemanticsTable.ResolveIndexes(ctxt);
MethodImplTable.ResolveIndexes(ctxt);
ModuleRefTable.ResolveIndexes(ctxt);
TypeSpecTable.ResolveIndexes(ctxt);
ImplMapTable.ResolveIndexes(ctxt);
FieldRVATable.ResolveIndexes(ctxt);
AssemblyTable.ResolveIndexes(ctxt);
AssemblyProcessorTable.ResolveIndexes(ctxt);
AssemblyOSTable.ResolveIndexes(ctxt);
AssemblyRefTable.ResolveIndexes(ctxt);
AssemblyRefProcessorTable.ResolveIndexes(ctxt);
AssemblyRefOSTable.ResolveIndexes(ctxt);
FileTable.ResolveIndexes(ctxt);
ExportedTypeTable.ResolveIndexes(ctxt);
ManifestResourceTable.ResolveIndexes(ctxt);
NestedClassTable.ResolveIndexes(ctxt);
GenericParamTable.ResolveIndexes(ctxt);
MethodSpecTable.ResolveIndexes(ctxt);
GenericParamConstraintTable.ResolveIndexes(ctxt);
}
public void Read(ReaderContext ctxt)
{
var reader = ctxt.GetTablesReader();
var actualReserved0 = reader.ReadUInt32();
if (actualReserved0 != reserved0)
{
throw new PEException("invalid MetadataTable header");
}
var actualMajorVersion = reader.ReadByte();
if (actualMajorVersion != majorVersion)
{
throw new PEException("invalid MetadataTable header");
}
var actualMinorVersion = reader.ReadByte();
if (actualMinorVersion != minorVersion)
{
throw new PEException("invalid MetadataTable header");
}
var heapSizes = reader.ReadByte();
IsStringStreamBig = (heapSizes & 0x01) != 0;
IsGuidStreamBig = (heapSizes & 0x02) != 0;
IsBlobStreamBig = (heapSizes & 0x04) != 0;
Reserved1 = reader.ReadByte();
var valid = new IntSet64(reader.ReadUInt64());
var sorted = new IntSet64(reader.ReadUInt64());
for (var i = 0; i < 64; i++)
{
var numRows = 0;
if (valid[i])
{
numRows = (int)reader.ReadUInt32();
}
switch ((TableTag)i)
{
case TableTag.Module:
ModuleTable = new ModuleTable(numRows);
break;
case TableTag.Assembly:
AssemblyTable = new AssemblyTable(numRows);
break;
case TableTag.AssemblyOS:
AssemblyOSTable = new AssemblyOSTable(numRows);
break;
case TableTag.AssemblyProcessor:
AssemblyProcessorTable = new AssemblyProcessorTable(numRows);
break;
case TableTag.AssemblyRef:
AssemblyRefTable = new AssemblyRefTable(numRows);
break;
case TableTag.AssemblyRefOS:
AssemblyRefOSTable = new AssemblyRefOSTable(numRows);
break;
case TableTag.AssemblyRefProcessor:
AssemblyRefProcessorTable = new AssemblyRefProcessorTable(numRows);
break;
case TableTag.ClassLayout:
ClassLayoutTable = new ClassLayoutTable(numRows);
break;
case TableTag.Constant:
ConstantTable = new ConstantTable(numRows);
break;
case TableTag.CustomAttribute:
CustomAttributeTable = new CustomAttributeTable(numRows);
break;
case TableTag.DeclSecurity:
DeclSecurityTable = new DeclSecurityTable(numRows);
break;
case TableTag.EventMap:
EventMapTable = new EventMapTable(numRows);
break;
case TableTag.Event:
EventTable = new EventTable(numRows);
break;
case TableTag.ExportedType:
ExportedTypeTable = new ExportedTypeTable(numRows);
break;
case TableTag.Field:
FieldTable = new FieldTable(numRows);
break;
case TableTag.FieldLayout:
FieldLayoutTable = new FieldLayoutTable(numRows);
break;
case TableTag.FieldMarshal:
FieldMarshalTable = new FieldMarshalTable(numRows);
break;
case TableTag.FieldRVA:
FieldRVATable = new FieldRVATable(numRows);
break;
case TableTag.File:
FileTable = new FileTable(numRows);
break;
case TableTag.GenericParam:
GenericParamTable = new GenericParamTable(numRows);
break;
case TableTag.GenericParamConstraint:
GenericParamConstraintTable = new GenericParamConstraintTable(numRows);
break;
case TableTag.ImplMap:
ImplMapTable = new ImplMapTable(numRows);
break;
case TableTag.InterfaceImpl:
InterfaceImplTable = new InterfaceImplTable(numRows);
break;
case TableTag.ManifestResource:
ManifestResourceTable = new ManifestResourceTable(numRows);
break;
case TableTag.MemberRef:
MemberRefTable = new MemberRefTable(numRows);
break;
case TableTag.MethodDef:
MethodDefTable = new MethodDefTable(numRows);
break;
case TableTag.MethodImpl:
MethodImplTable = new MethodImplTable(numRows);
break;
case TableTag.MethodSemantics:
MethodSemanticsTable = new MethodSemanticsTable(numRows);
break;
case TableTag.MethodSpec:
MethodSpecTable = new MethodSpecTable(numRows);
break;
case TableTag.ModuleRef:
ModuleRefTable = new ModuleRefTable(numRows);
break;
case TableTag.NestedClass:
NestedClassTable = new NestedClassTable(numRows);
break;
case TableTag.Param:
ParamTable = new ParamTable(numRows);
break;
case TableTag.Property:
PropertyTable = new PropertyTable(numRows);
break;
case TableTag.PropertyMap:
PropertyMapTable = new PropertyMapTable(numRows);
break;
case TableTag.StandAloneSig:
StandAloneSigTable = new StandAloneSigTable(numRows);
break;
case TableTag.TypeDef:
TypeDefTable = new TypeDefTable(numRows);
break;
case TableTag.TypeRef:
TypeRefTable = new TypeRefTable(numRows);
break;
case TableTag.TypeSpec:
TypeSpecTable = new TypeSpecTable(numRows);
break;
default:
// Ignore
break;
}
}
DetermineIndexCodingSizes();
for (var i = 0; i < 64; i++)
{
if (valid[i])
{
switch ((TableTag)i)
{
case TableTag.Module:
ModuleTable.Read(ctxt, reader);
break;
case TableTag.Assembly:
AssemblyTable.Read(ctxt, reader);
break;
case TableTag.AssemblyOS:
AssemblyOSTable.Read(ctxt, reader);
break;
case TableTag.AssemblyProcessor:
AssemblyProcessorTable.Read(ctxt, reader);
break;
case TableTag.AssemblyRef:
AssemblyRefTable.Read(ctxt, reader);
break;
case TableTag.AssemblyRefOS:
AssemblyRefOSTable.Read(ctxt, reader);
break;
case TableTag.AssemblyRefProcessor:
AssemblyRefProcessorTable.Read(ctxt, reader);
break;
case TableTag.ClassLayout:
ClassLayoutTable.Read(ctxt, reader);
break;
case TableTag.Constant:
ConstantTable.Read(ctxt, reader);
break;
case TableTag.CustomAttribute:
CustomAttributeTable.Read(ctxt, reader);
break;
case TableTag.DeclSecurity:
DeclSecurityTable.Read(ctxt, reader);
break;
case TableTag.EventMap:
EventMapTable.Read(ctxt, reader);
break;
case TableTag.Event:
EventTable.Read(ctxt, reader);
break;
case TableTag.ExportedType:
ExportedTypeTable.Read(ctxt, reader);
break;
case TableTag.Field:
FieldTable.Read(ctxt, reader);
break;
case TableTag.FieldLayout:
FieldLayoutTable.Read(ctxt, reader);
break;
case TableTag.FieldMarshal:
FieldMarshalTable.Read(ctxt, reader);
break;
case TableTag.FieldRVA:
FieldRVATable.Read(ctxt, reader);
break;
case TableTag.File:
FileTable.Read(ctxt, reader);
break;
case TableTag.GenericParam:
GenericParamTable.Read(ctxt, reader);
break;
case TableTag.GenericParamConstraint:
GenericParamConstraintTable.Read(ctxt, reader);
break;
case TableTag.ImplMap:
ImplMapTable.Read(ctxt, reader);
break;
case TableTag.InterfaceImpl:
InterfaceImplTable.Read(ctxt, reader);
break;
case TableTag.ManifestResource:
ManifestResourceTable.Read(ctxt, reader);
break;
case TableTag.MemberRef:
MemberRefTable.Read(ctxt, reader);
break;
case TableTag.MethodDef:
MethodDefTable.Read(ctxt, reader);
break;
case TableTag.MethodImpl:
MethodImplTable.Read(ctxt, reader);
break;
case TableTag.MethodSemantics:
MethodSemanticsTable.Read(ctxt, reader);
break;
case TableTag.MethodSpec:
MethodSpecTable.Read(ctxt, reader);
break;
case TableTag.ModuleRef:
ModuleRefTable.Read(ctxt, reader);
break;
case TableTag.NestedClass:
NestedClassTable.Read(ctxt, reader);
break;
case TableTag.Param:
ParamTable.Read(ctxt, reader);
break;
case TableTag.Property:
PropertyTable.Read(ctxt, reader);
break;
case TableTag.PropertyMap:
PropertyMapTable.Read(ctxt, reader);
break;
case TableTag.StandAloneSig:
StandAloneSigTable.Read(ctxt, reader);
break;
case TableTag.TypeDef:
TypeDefTable.Read(ctxt, reader);
break;
case TableTag.TypeRef:
TypeRefTable.Read(ctxt, reader);
break;
case TableTag.TypeSpec:
TypeSpecTable.Read(ctxt, reader);
break;
default:
throw new PEException("unexpected table tag in MetadataTable body");
}
}
}
ModuleTable.ResolveIndexes(ctxt);
TypeRefTable.ResolveIndexes(ctxt);
TypeDefTable.ResolveIndexes(ctxt);
FieldTable.ResolveIndexes(ctxt);
MethodDefTable.ResolveIndexes(ctxt);
ParamTable.ResolveIndexes(ctxt);
InterfaceImplTable.ResolveIndexes(ctxt);
MemberRefTable.ResolveIndexes(ctxt);
ConstantTable.ResolveIndexes(ctxt);
CustomAttributeTable.ResolveIndexes(ctxt);
FieldMarshalTable.ResolveIndexes(ctxt);
DeclSecurityTable.ResolveIndexes(ctxt);
ClassLayoutTable.ResolveIndexes(ctxt);
FieldLayoutTable.ResolveIndexes(ctxt);
StandAloneSigTable.ResolveIndexes(ctxt);
EventMapTable.ResolveIndexes(ctxt);
EventTable.ResolveIndexes(ctxt);
PropertyMapTable.ResolveIndexes(ctxt);
PropertyTable.ResolveIndexes(ctxt);
MethodSemanticsTable.ResolveIndexes(ctxt);
MethodImplTable.ResolveIndexes(ctxt);
ModuleRefTable.ResolveIndexes(ctxt);
TypeSpecTable.ResolveIndexes(ctxt);
ImplMapTable.ResolveIndexes(ctxt);
FieldRVATable.ResolveIndexes(ctxt);
AssemblyTable.ResolveIndexes(ctxt);
AssemblyProcessorTable.ResolveIndexes(ctxt);
AssemblyOSTable.ResolveIndexes(ctxt);
AssemblyRefTable.ResolveIndexes(ctxt);
AssemblyRefProcessorTable.ResolveIndexes(ctxt);
AssemblyRefOSTable.ResolveIndexes(ctxt);
FileTable.ResolveIndexes(ctxt);
ExportedTypeTable.ResolveIndexes(ctxt);
ManifestResourceTable.ResolveIndexes(ctxt);
NestedClassTable.ResolveIndexes(ctxt);
GenericParamTable.ResolveIndexes(ctxt);
MethodSpecTable.ResolveIndexes(ctxt);
GenericParamConstraintTable.ResolveIndexes(ctxt);
}
public void MakeTree(PEData data)
{
ArrayList listType = this.Tables[(int)MetadataTables.TypeDef];
int len = listType.Count;
for (int i = 0; i < len; i++)
{
this.MakeTree(listType[i] as TypeDefTable, i + 1 < len ? listType[i + 1] as TypeDefTable : null);
}
foreach (object obj in this.Tables[(int)MetadataTables.AssemblyRef])
{
(obj as TableBase).Children = new ArrayList[]
{
new ArrayList()
}
;
}
foreach (object obj in this.Tables[(int)MetadataTables.TypeRef])
{
(obj as TableBase).Children = new ArrayList[]
{
new ArrayList(), new ArrayList(), new ArrayList()
}
;
}
foreach (object obj in this.Tables[(int)MetadataTables.TypeRef])
{
TypeRefTable t = obj as TypeRefTable;
if (t.ResolutionScope == 0)
{
continue;
}
t.ParentTable = this.GetTable(this.GetToken(CodedIndices.ResolutionScope, t.ResolutionScope));
t.ParentTable.Children[(int)Children.RefNested].Add(t);
}
foreach (object obj in this.Tables[(int)MetadataTables.MethodDef])
{
MethodDefTable m = obj as MethodDefTable;
m.Tag = new MethodData(data, m);
}
foreach (object obj in this.Tables[(int)MetadataTables.MemberRef])
{
MemberRefTable m = obj as MemberRefTable;
MethodData md = new MethodData(data, m);
m.Tag = md;
if (m.Class == 0)
{
continue;
}
m.ParentTable = this.GetTable(this.GetToken(CodedIndices.MemberRefParent, m.Class));
if (md.IsField)
{
m.ParentTable.Children[(int)Children.RefField].Add(m);
}
else
{
m.ParentTable.Children[(int)Children.RefMethod].Add(m);
}
}
foreach (object obj in this.Tables[(int)MetadataTables.ImplMap])
{
ImplMapTable im = obj as ImplMapTable;
MethodDefTable m = this.GetTable(this.GetToken(CodedIndices.MemberForwarded, im.MemberForwarded)) as MethodDefTable;
if (m != null)
{
(m.Tag as MethodData).ImplMap = im;
}
}
foreach (object obj in this.Tables[(int)MetadataTables.NestedClass])
{
NestedClassTable nc = obj as NestedClassTable;
TypeDefTable nst = listType[nc.NestedClass - 1] as TypeDefTable;
TypeDefTable enc = listType[nc.EnclosingClass - 1] as TypeDefTable;
nst.ParentTable = enc;
enc.Children[(int)Children.DefNested].Add(nst);
}
}
public virtual void VisitTypeDefTable(TypeDefTable table)
{
}
public bool WriteAsm(string asm)
{
MethodDefTable m = this.pedata.idxm.GetTable(this.pedata.cli.EntryPointToken) as MethodDefTable;
if (m == null)
{
System.Console.WriteLine("Can not find entry point!");
return(false);
}
this.entryPoint = m.Tag as MethodData;
System.Console.WriteLine("Entry Point: {0}", this.entryPoint.FullName);
bool ok = true;
FileStream fs = new FileStream(asm, FileMode.Create);
StreamWriter sw = new StreamWriter(fs);
this.hashUS = new Hashtable();
this.listUS = new ArrayList();
if (this.pedata.usrstr != null)
{
int ad = this.pedata.usrstr.GetDataOffset(), ptr = 1;
while (this.data[ad + ptr] != 0 && ptr < this.pedata.usrstr.Size)
{
DoubleInt dataSize = this.pedata.usrstr.GetDataSize(ad + ptr);
byte[] bytes = Girl.PEAnalyzer.Util.GetBytes(this.data, ad + ptr + dataSize.A, dataSize.B);
this.hashUS[ptr] = Encoding.Unicode.GetString(bytes, 0, dataSize.B - 1);
ptr += dataSize.A + dataSize.B;
}
}
this.number = 0;
sw.WriteLine("; This file was automatically generated by IL2Asm16.");
if (this.pre != null)
{
this.InsertFile(sw, this.pre);
}
sw.WriteLine();
sw.WriteLine("[bits 16]");
if (!this.noMain)
{
sw.WriteLine("jmp {0}", this.jumpTo);
sw.WriteLine();
sw.WriteLine("ILMain:");
foreach (object obj in this.pedata.idxm.Tables[(int)MetadataTables.TypeDef])
{
TypeDefTable t = obj as TypeDefTable;
foreach (object obj2 in t.Children[(int)Children.DefMethod])
{
MethodDefTable mdt = obj2 as MethodDefTable;
MethodData md = mdt.Tag as MethodData;
if (!md.Name.EndsWith("::.cctor"))
{
continue;
}
sw.WriteLine("\tcall\t{0}", Util.MangleFunction(md));
}
}
sw.WriteLine("\tcall\t{0}", Util.MangleFunction(this.entryPoint));
sw.WriteLine("\tret");
}
foreach (object obj in this.pedata.idxm.Tables[(int)MetadataTables.TypeDef])
{
TypeDefTable t = obj as TypeDefTable;
sw.WriteLine();
if (!this.WriteAsm(sw, t))
{
ok = false;
}
}
if (this.listUS.Count > 0)
{
sw.WriteLine();
this.listUS.Sort();
foreach (object obj in this.listUS)
{
int ptr = (int)obj;
string str = this.hashUS[ptr] as string;
bool instr = false;
StringBuilder sb = new StringBuilder();
foreach (char ch in str)
{
if (ch < ' ')
{
if (instr)
{
sb.Append('\"');
instr = false;
}
if (sb.Length > 0)
{
sb.Append(", ");
}
sb.AppendFormat("0x{0:x2}", (int)ch);
}
else
{
if (!instr)
{
sb.Append('\"');
instr = true;
}
sb.Append(ch);
}
}
if (instr)
{
sb.Append('\"');
}
sw.WriteLine("US_{0:X8} db {1}, {2}, 0x00", ptr, str.Length, sb);
}
}
if (this.post != null)
{
this.InsertFile(sw, this.post);
}
sw.Close();
fs.Close();
return(ok);
}
