public static MemberRange <T> CreateRange <T>(MetaDataMember member, int mdrowIndex, MetaDataTable targetTable) where T : MetaDataMember
{
MemberRange <T> range = new MemberRange <T>();
range.Start = Convert.ToInt32(member.MetaDataRow.Parts[mdrowIndex]) - 1;
range.TargetTable = targetTable;
MetaDataTable currentTable = member.NETHeader.TablesHeap.GetTable(member.Table, false);
int memberIndex = (int)(member.metadatatoken | (0xFF << 24)) - (0xFF << 24);
if (currentTable != null)
{
if (memberIndex == currentTable.AmountOfRows)
{
range.Length = targetTable.AmountOfRows - range.Start;
}
else
{
int nextIndex = Convert.ToInt32(currentTable.Members[memberIndex].MetaDataRow.parts[mdrowIndex]) - 1;
range.Length = nextIndex - range.Start;
}
}
if (range.Length > targetTable.AmountOfRows - range.Start)
{
range.Length = 0;
}
return(range);
}
public void AddTable(MetaDataTableType type)
{
MetaDataTable table = new MetaDataTable(this, true);
table._type = type;
_tables[(int)type] = table;
MaskValid |= ((ulong)1 << (int)type);
}
public uint GetCodedIndex(MetaDataMember member)
{
if (member == null)
{
return(0);
}
MetaDataTable table = tables.FirstOrDefault(t => t != null && t.Type == member.Table);
if (table == null)
{
throw new ArgumentException("Member does not belong to the metadata table group.");
}
uint rowIndex = ((uint)(member.metadatatoken - ((uint)table.Type << 24)));
uint tableIndex = (uint)Array.IndexOf(tables, table);
return((rowIndex << bits) | tableIndex);
}
internal MetaDataTable CreateTable(MetaDataTableType type, int rowAmount, long rowAmountOffset)
{
//customattribute[permission]?
MetaDataTable table = new MetaDataTable(tableheap);
table.Type = type;
table.rowAmount = rowAmount;
table.rowAmountOffset = rowAmountOffset;
switch (type)
{
case MetaDataTableType.Assembly:
HasCustomAttribute[14] = table;
HasDeclSecurity[2] = table;
break;
case MetaDataTableType.AssemblyRef:
HasCustomAttribute[15] = table;
Implementation[1] = table;
ResolutionScope[2] = table;
break;
case MetaDataTableType.Event:
HasCustomAttribute[10] = table;
HasSemantics[0] = table;
break;
case MetaDataTableType.ExportedType:
HasCustomAttribute[17] = table;
Implementation[2] = table;
break;
case MetaDataTableType.Field:
HasConstant[0] = table;
HasCustomAttribute[1] = table;
HasFieldMarshall[0] = table;
MemberForwarded[0] = table;
break;
case MetaDataTableType.File:
HasCustomAttribute[16] = table;
Implementation[0] = table;
break;
case MetaDataTableType.GenericParam:
HasCustomAttribute[19] = table;
break;
case MetaDataTableType.GenericParamConstraint:
HasCustomAttribute[20] = table;
break;
case MetaDataTableType.InterfaceImpl:
HasCustomAttribute[5] = table;
break;
case MetaDataTableType.ManifestResource:
HasCustomAttribute[18] = table;
break;
case MetaDataTableType.MemberRef:
HasCustomAttribute[6] = table;
MethodDefOrRef[1] = table;
CustomAttributeType[3] = table;
break;
case MetaDataTableType.Method:
HasCustomAttribute[0] = table;
HasDeclSecurity[1] = table;
MemberRefParent[3] = table;
MethodDefOrRef[0] = table;
MemberForwarded[1] = table;
CustomAttributeType[2] = table;
TypeOrMethod[1] = table;
break;
case MetaDataTableType.MethodSpec:
HasCustomAttribute[21] = table;
break;
case MetaDataTableType.Module:
HasCustomAttribute[7] = table;
ResolutionScope[0] = table;
break;
case MetaDataTableType.ModuleRef:
HasCustomAttribute[12] = table;
MemberRefParent[2] = table;
ResolutionScope[1] = table;
break;
case MetaDataTableType.Param:
HasConstant[1] = table;
HasCustomAttribute[4] = table;
HasFieldMarshall[1] = table;
break;
case MetaDataTableType.Property:
HasConstant[2] = table;
HasCustomAttribute[9] = table;
HasSemantics[1] = table;
break;
case MetaDataTableType.StandAloneSig:
HasCustomAttribute[11] = table;
break;
case MetaDataTableType.TypeDef:
TypeDefOrRef[0] = table;
HasCustomAttribute[3] = table;
HasDeclSecurity[0] = table;
MemberRefParent[0] = table;
TypeOrMethod[0] = table;
break;
case MetaDataTableType.TypeRef:
TypeDefOrRef[1] = table;
HasCustomAttribute[2] = table;
MemberRefParent[1] = table;
ResolutionScope[3] = table;
break;
case MetaDataTableType.TypeSpec:
TypeDefOrRef[2] = table;
HasCustomAttribute[13] = table;
MemberRefParent[4] = table;
break;
}
return table;
}
public MemberCollection(MetaDataTable table)
{
_table = table;
_internalArray = new MetaDataMember[table.AmountOfRows];
}
private bool GetRowAndType(BinaryReader reader, MetaDataTable table, out MetaDataRow row, out Type type)
{
type = null;
row = default(MetaDataRow);
switch (table.Type)
{
case MetaDataTableType.Module:
row = ReadRow(reader, GetModuleSignature()); type = typeof(ModuleDefinition); break;
case MetaDataTableType.TypeRef:
row = ReadRow(reader, GetTypeRefSignature()); type = typeof(TypeReference); break;
case MetaDataTableType.TypeDef:
row = ReadRow(reader, GetTypeDefSignature()); type = typeof(TypeDefinition); break;
case MetaDataTableType.FieldPtr:
row = ReadRow(reader, GetFieldPtrSignature()); type = typeof(FieldPtr); break;
case MetaDataTableType.Field:
row = ReadRow(reader, GetFieldDefSignature()); type = typeof(FieldDefinition); break;
case MetaDataTableType.MethodPtr:
row = ReadRow(reader, GetMethodPtrSignature()); type = typeof(MethodPtr); break;
case MetaDataTableType.Method:
row = ReadRow(reader, GetMethodDefSignature()); type = typeof(MethodDefinition); break;
case MetaDataTableType.ParamPtr:
row = ReadRow(reader, GetParamPtrSignature()); type = typeof(ParamPtr); break;
case MetaDataTableType.Param:
row = ReadRow(reader, GetParamDefSignature()); type = typeof(ParameterDefinition); break;
case MetaDataTableType.InterfaceImpl:
row = ReadRow(reader, GetInterfaceImplSignature()); type = typeof(InterfaceImplementation); break;
case MetaDataTableType.MemberRef:
row = ReadRow(reader, GetMemberRefSignature());
tablesHeap._netheader.BlobHeap._mainStream.Seek(Convert.ToUInt32(row._parts[2]), SeekOrigin.Begin);
tablesHeap._netheader.BlobHeap._binReader.ReadByte();
byte sigtype = tablesHeap._netheader.BlobHeap._binReader.ReadByte();
if (sigtype == 0x6)
type = typeof(FieldReference);
else
type = typeof(MethodReference);
break;
case MetaDataTableType.Constant:
row = ReadRow(reader, GetConstantSignature()); type = typeof(Constant); break;
case MetaDataTableType.CustomAttribute:
row = ReadRow(reader, GetCustomAttributeSignature()); type = typeof(CustomAttribute); break;
case MetaDataTableType.FieldMarshal:
row = ReadRow(reader, GetFieldMarshalSignature()); type = typeof(FieldMarshal); break;
case MetaDataTableType.DeclSecurity:
row = ReadRow(reader, GetSecurityDeclSignature()); type = typeof(SecurityDeclaration); break;
case MetaDataTableType.ClassLayout:
row = ReadRow(reader, GetClassLayoutSignature()); type = typeof(ClassLayout); break;
case MetaDataTableType.FieldLayout:
row = ReadRow(reader, GetFieldLayoutSignature()); type = typeof(FieldLayout); break;
case MetaDataTableType.StandAloneSig:
row = ReadRow(reader, GetStandAloneSigSignature()); type = typeof(StandAloneSignature); break;
case MetaDataTableType.EventMap:
row = ReadRow(reader, GetEventMapSignature()); type = typeof(EventMap); break;
case MetaDataTableType.Event:
row = ReadRow(reader, GetEventDefSignature()); type = typeof(EventDefinition); break;
case MetaDataTableType.PropertyMap:
row = ReadRow(reader, GetPropertyMapSignature()); type = typeof(PropertyMap); break;
case MetaDataTableType.PropertyPtr:
row = ReadRow(reader, GetPropertyPtrSignature()); type = typeof(PropertyPtr); break;
case MetaDataTableType.Property:
row = ReadRow(reader, GetPropertyDefSignature()); type = typeof(PropertyDefinition); break;
case MetaDataTableType.MethodSemantics:
row = ReadRow(reader, GetMethodSemanticsSignature()); type = typeof(MethodSemantics); break;
case MetaDataTableType.MethodImpl:
row = ReadRow(reader, GetMethodImplSignature()); type = typeof(MethodImplementation); break;
case MetaDataTableType.ModuleRef:
row = ReadRow(reader, GetModuleRefSignature()); type = typeof(ModuleReference); break;
case MetaDataTableType.TypeSpec:
row = ReadRow(reader, GetTypeSpecSignature()); type = typeof(TypeSpecification); break;
case MetaDataTableType.MethodSpec:
row = ReadRow(reader, GetMethodSpecSignature()); type = typeof(MethodSpecification); break;
case MetaDataTableType.ImplMap:
row = ReadRow(reader, GetPInvokeImplSignature()); type = typeof(PInvokeImplementation); break;
case MetaDataTableType.FieldRVA:
row = ReadRow(reader, GetFieldRVASignature()); type = typeof(FieldRVA); break;
case MetaDataTableType.Assembly:
row = ReadRow(reader, GetAssemblyDefSignature()); type = typeof(AssemblyDefinition); break;
case MetaDataTableType.AssemblyProcessor:
row = ReadRow(reader, GetAssemblyProcSignature()); type = typeof(AssemblyProcessor); break;
case MetaDataTableType.AssemblyOS:
row = ReadRow(reader, GetAssemblyOSSignature()); type = typeof(AssemblyOS); break;
case MetaDataTableType.AssemblyRef:
row = ReadRow(reader, GetAssemblyRefSignature()); type = typeof(AssemblyReference); break;
case MetaDataTableType.AssemblyRefProcessor:
row = ReadRow(reader, GetAssemblyRefProcSignature()); type = typeof(AssemblyRefProcessor); break;
case MetaDataTableType.AssemblyRefOS:
row = ReadRow(reader, GetAssemblyRefOSSignature()); type = typeof(AssemblyRefOS); break;
case MetaDataTableType.File:
row = ReadRow(reader, GetFileReferenceSignature()); type = typeof(File); break;
case MetaDataTableType.ExportedType:
row = ReadRow(reader, GetExportedTypeSignature()); type = typeof(ExportedType); break;
case MetaDataTableType.ManifestResource:
row = ReadRow(reader, GetManifestResSignature()); type = typeof(ManifestResource); break;
case MetaDataTableType.NestedClass:
row = ReadRow(reader, GetNestedClassSignature()); type = typeof(NestedClass); break;
case MetaDataTableType.EncLog:
row = ReadRow(reader, GetEnCLogSignature()); type = typeof(EnCLog); break;
case MetaDataTableType.EncMap:
row = ReadRow(reader, GetEnCMapSignature()); type = typeof(EnCMap); break;
case MetaDataTableType.GenericParam:
row = ReadRow(reader, GetGenericParamSignature()); type = typeof(GenericParameter); break;
case MetaDataTableType.GenericParamConstraint:
row = ReadRow(reader, GetGenericParamConstraintSignature()); type = typeof(GenericParamConstraint); break;
}
return type != null;
}
internal MetaDataMember ReadMember(MetaDataTable table, int index)
{
using (MemoryStream stream = new MemoryStream(tablesHeap.Contents))
{
using (BinaryReader reader = new BinaryReader(stream))
{
stream.Position = table.TableOffset - tablesHeap.StreamOffset;
stream.Position += (table.CalculateRowSize() * (index - 1));
Type type;
MetaDataRow row;
if (GetRowAndType(reader, table, out row, out type))
{
return CreateMember(type, row, table.Type, index);
}
}
}
return null;
}
public void AddTable(MetaDataTableType type)
{
MetaDataTable table = new MetaDataTable(this, true);
table._type = type;
_tables[(int)type] = table;
MaskValid |= ((ulong)1 << (int)type);
}
