internal static int GetSize(BaseDesktopHeapType type, ClrElementType cet)
{
// todo: What if we have a struct which is not fully constructed (null MT,
// null type) and need to get the size of the field?
switch (cet)
{
case ClrElementType.Struct:
if (type == null)
{
return(1);
}
return(type.BaseSize);
case ClrElementType.Int8:
case ClrElementType.UInt8:
case ClrElementType.Boolean:
return(1);
case ClrElementType.Float:
case ClrElementType.Int32:
case ClrElementType.UInt32:
return(4);
case ClrElementType.Double: // double
case ClrElementType.Int64:
case ClrElementType.UInt64:
return(8);
case ClrElementType.String:
case ClrElementType.Class:
case ClrElementType.Array:
case ClrElementType.SZArray:
case ClrElementType.Object:
case ClrElementType.NativeInt: // native int
case ClrElementType.NativeUInt: // native unsigned int
case ClrElementType.Pointer:
case ClrElementType.FunctionPointer:
case ClrElementType.Unknown:
case ClrElementType.Var:
if (type == null)
{
return(IntPtr.Size); // todo: fixme
}
return((int)type.DesktopHeap.PointerSize);
case ClrElementType.UInt16:
case ClrElementType.Int16:
case ClrElementType.Char: // u2
return(2);
}
throw new Exception("Unexpected element type.");
}
public List <ClrInterface> InitInterfaces()
{
if (DesktopModule == null)
{
_interfaces = DesktopHeap.EmptyInterfaceList;
return(null);
}
BaseDesktopHeapType baseType = BaseType as BaseDesktopHeapType;
List <ClrInterface> interfaces = baseType != null ? new List <ClrInterface>(baseType.Interfaces) : null;
MetaDataImport import = DesktopModule.GetMetadataImport();
if (import == null)
{
_interfaces = DesktopHeap.EmptyInterfaceList;
return(null);
}
foreach (int token in import.EnumerateInterfaceImpls((int)_token))
{
if (import.GetInterfaceImplProps(token, out int mdClass, out int mdIFace))
{
if (interfaces == null)
{
interfaces = new List <ClrInterface>();
}
var result = GetInterface(import, mdIFace);
if (result != null && !interfaces.Contains(result))
{
interfaces.Add(result);
}
}
}
if (interfaces == null)
{
_interfaces = DesktopHeap.EmptyInterfaceList;
}
else
{
_interfaces = interfaces.ToArray();
}
return(interfaces);
}
private static BaseDesktopHeapType GetType(DesktopGCHeap heap, IFieldData data, IntPtr sig, int sigLen, ClrElementType elementType)
{
BaseDesktopHeapType result = null;
ulong mt = data.TypeMethodTable;
if (mt != 0)
{
result = (BaseDesktopHeapType)heap.GetTypeByMethodTable(mt, 0);
}
if (result == null)
{
if (sig != IntPtr.Zero && sigLen > 0)
{
SigParser sigParser = new SigParser(sig, sigLen);
bool res;
int etype = 0;
if (res = sigParser.GetCallingConvInfo(out int sigType))
{
Debug.Assert(sigType == SigParser.IMAGE_CEE_CS_CALLCONV_FIELD);
}
res = res && sigParser.SkipCustomModifiers();
res = res && sigParser.GetElemType(out etype);
// Generic instantiation
if (etype == 0x15)
{
res = res && sigParser.GetElemType(out etype);
}
if (res)
{
ClrElementType type = (ClrElementType)etype;
if (type == ClrElementType.Array)
{
res = sigParser.PeekElemType(out etype);
res = res && sigParser.SkipExactlyOne();
int ranks = 0;
res = res && sigParser.GetData(out ranks);
if (res)
{
result = heap.GetArrayType((ClrElementType)etype, ranks, null);
}
}
else if (type == ClrElementType.SZArray)
{
res = sigParser.PeekElemType(out etype);
type = (ClrElementType)etype;
if (DesktopRuntimeBase.IsObjectReference(type))
{
result = (BaseDesktopHeapType)heap.GetBasicType(ClrElementType.SZArray);
}
else
{
result = (BaseDesktopHeapType)heap.GetArrayType(type, -1, null);
}
}
else if (type == ClrElementType.Pointer)
{
// Only deal with single pointers for now and types that have already been constructed
res = sigParser.GetElemType(out etype);
type = (ClrElementType)etype;
sigParser.GetToken(out int token);
BaseDesktopHeapType innerType = (BaseDesktopHeapType)heap.GetGCHeapTypeFromModuleAndToken(data.Module, Convert.ToUInt32(token));
if (innerType == null)
{
innerType = (BaseDesktopHeapType)heap.GetBasicType(type);
}
result = heap.CreatePointerType(innerType, type, null);
}
else if (type == ClrElementType.Object || type == ClrElementType.Class)
{
result = (BaseDesktopHeapType)heap.ObjectType;
}
else
{
// struct, then try to get the token
int token = 0;
if (etype == 0x11 || etype == 0x12)
{
res = res && sigParser.GetToken(out token);
}
if (token != 0)
{
result = (BaseDesktopHeapType)heap.GetGCHeapTypeFromModuleAndToken(data.Module, (uint)token);
}
if (result == null)
{
if ((result = (BaseDesktopHeapType)heap.GetBasicType((ClrElementType)etype)) == null)
{
result = heap.ErrorType;
}
}
}
}
}
if (result == null)
{
result = (BaseDesktopHeapType)heap.GetBasicType(elementType);
}
}
else if (elementType != ClrElementType.Class)
{
result.ElementType = elementType;
}
if (result.IsArray && result.ComponentType == null)
{
if (sig != IntPtr.Zero && sigLen > 0)
{
SigParser sigParser = new SigParser(sig, sigLen);
bool res;
int etype = 0;
if (res = sigParser.GetCallingConvInfo(out int sigType))
{
Debug.Assert(sigType == SigParser.IMAGE_CEE_CS_CALLCONV_FIELD);
}
res = res && sigParser.SkipCustomModifiers();
res = res && sigParser.GetElemType(out etype);
res = res && sigParser.GetElemType(out etype);
// Generic instantiation
if (etype == 0x15)
{
res = res && sigParser.GetElemType(out etype);
}
// If it's a class or struct, then try to get the token
int token = 0;
if (etype == 0x11 || etype == 0x12)
{
res = res && sigParser.GetToken(out token);
}
if (token != 0)
{
result.ComponentType = heap.GetGCHeapTypeFromModuleAndToken(data.Module, (uint)token);
}
else if (result.ComponentType == null)
{
if ((result.ComponentType = heap.GetBasicType((ClrElementType)etype)) == null)
{
result.ComponentType = heap.ErrorType;
}
}
}
}
return(result);
}
public DesktopStaticField(DesktopGCHeap heap, IFieldData field, BaseDesktopHeapType containingType, string name, FieldAttributes attributes, object defaultValue, IntPtr sig, int sigLen)
{
_field = field;
_name = name;
_attributes = attributes;
_type = (BaseDesktopHeapType)heap.GetTypeByMethodTable(field.TypeMethodTable, 0);
_defaultValue = defaultValue;
_heap = heap;
_token = field.FieldToken;
if (_type != null && ElementType != ClrElementType.Class)
{
_type.ElementType = ElementType;
}
_containingType = containingType;
if (_type == null)
{
if (sig != IntPtr.Zero && sigLen > 0)
{
SigParser sigParser = new SigParser(sig, sigLen);
bool res;
int etype = 0;
if (res = sigParser.GetCallingConvInfo(out int sigType))
{
Debug.Assert(sigType == SigParser.IMAGE_CEE_CS_CALLCONV_FIELD);
}
res = res && sigParser.SkipCustomModifiers();
res = res && sigParser.GetElemType(out etype);
if (res)
{
ClrElementType type = (ClrElementType)etype;
if (type == ClrElementType.Array)
{
res = sigParser.PeekElemType(out etype);
res = res && sigParser.SkipExactlyOne();
int ranks = 0;
res = res && sigParser.GetData(out ranks);
if (res)
{
_type = heap.GetArrayType((ClrElementType)etype, ranks, null);
}
}
else if (type == ClrElementType.SZArray)
{
res = sigParser.PeekElemType(out etype);
type = (ClrElementType)etype;
if (DesktopRuntimeBase.IsObjectReference(type))
{
_type = (BaseDesktopHeapType)heap.GetBasicType(ClrElementType.SZArray);
}
else
{
_type = (BaseDesktopHeapType)heap.GetArrayType(type, -1, null);
}
}
else if (type == ClrElementType.Pointer)
{
// Only deal with single pointers for now and types that have already been constructed
res = sigParser.GetElemType(out etype);
type = (ClrElementType)etype;
sigParser.GetToken(out int token);
BaseDesktopHeapType innerType = (BaseDesktopHeapType)heap.GetGCHeapTypeFromModuleAndToken(field.Module, Convert.ToUInt32(token));
if (innerType == null)
{
innerType = (BaseDesktopHeapType)heap.GetBasicType(type);
}
_type = heap.CreatePointerType(innerType, type, null);
}
}
}
}
if (_type == null)
{
_typeResolver = new Lazy <ClrType>(() =>
{
ClrType type = (BaseDesktopHeapType)TryBuildType(_heap);
if (type == null)
{
type = (BaseDesktopHeapType)heap.GetBasicType(ElementType);
}
return(type);
});
}
}
internal static int GetSize(BaseDesktopHeapType type, ClrElementType cet)
{
// todo: What if we have a struct which is not fully constructed (null MT,
// null type) and need to get the size of the field?
switch (cet)
{
case ClrElementType.Struct:
if (type == null)
return 1;
return type.BaseSize;
case ClrElementType.Int8:
case ClrElementType.UInt8:
case ClrElementType.Boolean:
return 1;
case ClrElementType.Float:
case ClrElementType.Int32:
case ClrElementType.UInt32:
return 4;
case ClrElementType.Double: // double
case ClrElementType.Int64:
case ClrElementType.UInt64:
return 8;
case ClrElementType.String:
case ClrElementType.Class:
case ClrElementType.Array:
case ClrElementType.SZArray:
case ClrElementType.Object:
case ClrElementType.NativeInt: // native int
case ClrElementType.NativeUInt: // native unsigned int
case ClrElementType.Pointer:
case ClrElementType.FunctionPointer:
if (type == null)
return IntPtr.Size; // todo: fixme
return (int)type.DesktopHeap.PointerSize;
case ClrElementType.UInt16:
case ClrElementType.Int16:
case ClrElementType.Char: // u2
return 2;
}
throw new Exception("Unexpected element type.");
}
public DesktopStaticField(DesktopGCHeap heap, IFieldData field, BaseDesktopHeapType containingType, string name, FieldAttributes attributes, object defaultValue, IntPtr sig, int sigLen)
{
_field = field;
_name = name;
_attributes = attributes;
_type = (BaseDesktopHeapType)heap.GetGCHeapType(field.TypeMethodTable, 0);
_defaultValue = defaultValue;
_heap = heap;
if (_type != null && ElementType != ClrElementType.Class)
_type.ElementType = ElementType;
_containingType = containingType;
if (_type == null)
{
if (sig != IntPtr.Zero && sigLen > 0)
{
SigParser sigParser = new SigParser(sig, sigLen);
bool res;
int sigType, etype = 0;
if (res = sigParser.GetCallingConvInfo(out sigType))
Debug.Assert(sigType == SigParser.IMAGE_CEE_CS_CALLCONV_FIELD);
res = res && sigParser.SkipCustomModifiers();
res = res && sigParser.GetElemType(out etype);
if (res)
{
ClrElementType type = (ClrElementType)etype;
if (type == ClrElementType.Array)
{
res = sigParser.PeekElemType(out etype);
res = res && sigParser.SkipExactlyOne();
int ranks = 0;
res = res && sigParser.GetData(out ranks);
if (res)
_type = heap.GetArrayType((ClrElementType)etype, ranks, null);
}
else if (type == ClrElementType.SZArray)
{
res = sigParser.PeekElemType(out etype);
type = (ClrElementType)etype;
if (DesktopRuntimeBase.IsObjectReference(type))
_type = (BaseDesktopHeapType)heap.GetBasicType(ClrElementType.SZArray);
else
_type = (BaseDesktopHeapType)heap.GetArrayType(type, -1, null);
}
else if (type == ClrElementType.Pointer)
{
// Only deal with single pointers for now and types that have already been constructed
res = sigParser.GetElemType(out etype);
type = (ClrElementType)etype;
int token;
sigParser.GetToken(out token);
BaseDesktopHeapType innerType = (BaseDesktopHeapType)heap.GetGCHeapTypeFromModuleAndToken(field.Module, Convert.ToUInt32(token));
if (innerType == null)
{
innerType = (BaseDesktopHeapType)heap.GetBasicType(type);
}
_type = heap.CreatePointerType(innerType, type, null);
}
}
}
if (_type == null)
_type = (BaseDesktopHeapType)TryBuildType(_heap);
if (_type == null)
_type = (BaseDesktopHeapType)heap.GetBasicType(ElementType);
}
}
public DesktopInstanceField(DesktopGCHeap heap, IFieldData data, string name, FieldAttributes attributes, IntPtr sig, int sigLen)
{
_name = name;
_field = data;
_attributes = attributes;
ulong mt = data.TypeMethodTable;
if (mt != 0)
{
_type = (BaseDesktopHeapType)heap.GetGCHeapType(mt, 0);
}
if (_type == null)
{
if (sig != IntPtr.Zero && sigLen > 0)
{
SigParser sigParser = new SigParser(sig, sigLen);
bool res;
int sigType, etype = 0;
if (res = sigParser.GetCallingConvInfo(out sigType))
{
Debug.Assert(sigType == SigParser.IMAGE_CEE_CS_CALLCONV_FIELD);
}
res = res && sigParser.SkipCustomModifiers();
res = res && sigParser.GetElemType(out etype);
if (res)
{
ClrElementType type = (ClrElementType)etype;
if (type == ClrElementType.Array)
{
res = sigParser.PeekElemType(out etype);
res = res && sigParser.SkipExactlyOne();
int ranks = 0;
res = res && sigParser.GetData(out ranks);
if (res)
{
_type = heap.GetArrayType((ClrElementType)etype, ranks, null);
}
}
else if (type == ClrElementType.SZArray)
{
res = sigParser.PeekElemType(out etype);
type = (ClrElementType)etype;
if (DesktopRuntimeBase.IsObjectReference(type))
{
_type = (BaseDesktopHeapType)heap.GetBasicType(ClrElementType.SZArray);
}
else
{
_type = (BaseDesktopHeapType)heap.GetArrayType(type, -1, null);
}
}
else if (type == ClrElementType.Pointer)
{
// Only deal with single pointers for now and types that have already been constructed
res = sigParser.GetElemType(out etype);
type = (ClrElementType)etype;
int token;
sigParser.GetToken(out token);
BaseDesktopHeapType innerType = (BaseDesktopHeapType)heap.GetGCHeapTypeFromModuleAndToken(data.Module, Convert.ToUInt32(token));
if (innerType == null)
{
innerType = (BaseDesktopHeapType)heap.GetBasicType(type);
}
_type = heap.CreatePointerType(innerType, type, null);
}
}
}
if (_type == null)
{
_type = (BaseDesktopHeapType)heap.GetBasicType(ElementType);
}
}
else if (ElementType != ClrElementType.Class)
{
_type.ElementType = ElementType;
}
}
public DesktopStaticField(DesktopGCHeap heap, IFieldData field, BaseDesktopHeapType containingType, string name, FieldAttributes attributes, object defaultValue, IntPtr sig, int sigLen)
{
m_field = field;
m_name = name;
m_attributes = attributes;
m_type = (BaseDesktopHeapType)heap.GetGCHeapType(field.TypeMethodTable, 0);
m_defaultValue = defaultValue;
m_heap = heap;
if (m_type != null && ElementType != ClrElementType.Class)
{
m_type.SetElementType(ElementType);
}
m_containingType = containingType;
if (m_type == null)
{
if (sig != IntPtr.Zero && sigLen > 0)
{
SigParser sigParser = new SigParser(sig, sigLen);
bool res;
int sigType, etype = 0;
if (res = sigParser.GetCallingConvInfo(out sigType))
{
Debug.Assert(sigType == SigParser.IMAGE_CEE_CS_CALLCONV_FIELD);
}
res = res && sigParser.SkipCustomModifiers();
res = res && sigParser.GetElemType(out etype);
if (res)
{
ClrElementType type = (ClrElementType)etype;
if (type == ClrElementType.Array)
{
res = sigParser.PeekElemType(out etype);
res = res && sigParser.SkipExactlyOne();
int ranks = 0;
res = res && sigParser.GetData(out ranks);
if (res)
{
m_type = heap.GetArrayType((ClrElementType)etype, ranks, null);
}
}
else if (type == ClrElementType.SZArray)
{
res = sigParser.PeekElemType(out etype);
type = (ClrElementType)etype;
if (DesktopRuntimeBase.IsObjectReference(type))
{
m_type = (BaseDesktopHeapType)heap.GetBasicType(ClrElementType.SZArray);
}
else
{
m_type = (BaseDesktopHeapType)heap.GetArrayType(type, -1, null);
}
}
}
}
if (m_type == null)
{
m_type = (BaseDesktopHeapType)TryBuildType(m_heap);
}
if (m_type == null)
{
m_type = (BaseDesktopHeapType)heap.GetBasicType(ElementType);
}
}
}
public DesktopStaticField(DesktopGCHeap heap, IFieldData field, BaseDesktopHeapType containingType, string name, FieldAttributes attributes, object defaultValue, IntPtr sig, int sigLen)
{
m_field = field;
m_name = name;
m_attributes = attributes;
m_type = (BaseDesktopHeapType)heap.GetGCHeapType(field.TypeMethodTable, 0);
m_defaultValue = defaultValue;
m_heap = heap;
if (m_type != null && ElementType != ClrElementType.Class)
m_type.SetElementType(ElementType);
m_containingType = containingType;
if (m_type == null)
{
if (sig != IntPtr.Zero && sigLen > 0)
{
SigParser sigParser = new SigParser(sig, sigLen);
bool res;
int sigType, etype = 0;
if (res = sigParser.GetCallingConvInfo(out sigType))
Debug.Assert(sigType == SigParser.IMAGE_CEE_CS_CALLCONV_FIELD);
res = res && sigParser.SkipCustomModifiers();
res = res && sigParser.GetElemType(out etype);
if (res)
{
ClrElementType type = (ClrElementType)etype;
if (type == ClrElementType.Array)
{
res = sigParser.PeekElemType(out etype);
res = res && sigParser.SkipExactlyOne();
int ranks = 0;
res = res && sigParser.GetData(out ranks);
if (res)
m_type = heap.GetArrayType((ClrElementType)etype, ranks, null);
}
else if (type == ClrElementType.SZArray)
{
res = sigParser.PeekElemType(out etype);
type = (ClrElementType)etype;
if (DesktopRuntimeBase.IsObjectReference(type))
m_type = (BaseDesktopHeapType)heap.GetBasicType(ClrElementType.SZArray);
else
m_type = (BaseDesktopHeapType)heap.GetArrayType(type, -1, null);
}
}
}
if (m_type == null)
m_type = (BaseDesktopHeapType)TryBuildType(m_heap);
if (m_type == null)
m_type = (BaseDesktopHeapType)heap.GetBasicType(ElementType);
}
}
public DesktopException(ulong objRef, BaseDesktopHeapType type)
{
_object = objRef;
_type = type;
}
