void ComputeTableInformations()
{
uint offset = (uint) BaseStream.Position - table_heap_offset - image.MetadataSection.PointerToRawData; // header
int stridx_size = image.StringHeap.IndexSize;
int guididx_size = image.GuidHeap.IndexSize;
int blobidx_size = image.BlobHeap != null ? image.BlobHeap.IndexSize : 2;
var heap = image.TableHeap;
var tables = heap.Tables;
for (int i = 0; i < Mixin.TableCount; i++) {
var table = (Table) i;
if (!heap.HasTable (table))
continue;
int size;
switch (table) {
case Table.Module:
size = 2 // Generation
+ stridx_size // Name
+ (guididx_size * 3); // Mvid, EncId, EncBaseId
break;
case Table.TypeRef:
size = GetCodedIndexSize (CodedIndex.ResolutionScope) // ResolutionScope
+ (stridx_size * 2); // Name, Namespace
break;
case Table.TypeDef:
size = 4 // Flags
+ (stridx_size * 2) // Name, Namespace
+ GetCodedIndexSize (CodedIndex.TypeDefOrRef) // BaseType
+ GetTableIndexSize (Table.Field) // FieldList
+ GetTableIndexSize (Table.Method); // MethodList
break;
case Table.FieldPtr:
size = GetTableIndexSize (Table.Field); // Field
break;
case Table.Field:
size = 2 // Flags
+ stridx_size // Name
+ blobidx_size; // Signature
break;
case Table.MethodPtr:
size = GetTableIndexSize (Table.Method); // Method
break;
case Table.Method:
size = 8 // Rva 4, ImplFlags 2, Flags 2
+ stridx_size // Name
+ blobidx_size // Signature
+ GetTableIndexSize (Table.Param); // ParamList
break;
case Table.ParamPtr:
size = GetTableIndexSize (Table.Param); // Param
break;
case Table.Param:
size = 4 // Flags 2, Sequence 2
+ stridx_size; // Name
break;
case Table.InterfaceImpl:
size = GetTableIndexSize (Table.TypeDef) // Class
+ GetCodedIndexSize (CodedIndex.TypeDefOrRef); // Interface
break;
case Table.MemberRef:
size = GetCodedIndexSize (CodedIndex.MemberRefParent) // Class
+ stridx_size // Name
+ blobidx_size; // Signature
break;
case Table.Constant:
size = 2 // Type
+ GetCodedIndexSize (CodedIndex.HasConstant) // Parent
+ blobidx_size; // Value
break;
case Table.CustomAttribute:
size = GetCodedIndexSize (CodedIndex.HasCustomAttribute) // Parent
+ GetCodedIndexSize (CodedIndex.CustomAttributeType) // Type
+ blobidx_size; // Value
break;
case Table.FieldMarshal:
size = GetCodedIndexSize (CodedIndex.HasFieldMarshal) // Parent
+ blobidx_size; // NativeType
break;
case Table.DeclSecurity:
size = 2 // Action
+ GetCodedIndexSize (CodedIndex.HasDeclSecurity) // Parent
+ blobidx_size; // PermissionSet
break;
case Table.ClassLayout:
size = 6 // PackingSize 2, ClassSize 4
+ GetTableIndexSize (Table.TypeDef); // Parent
break;
case Table.FieldLayout:
size = 4 // Offset
+ GetTableIndexSize (Table.Field); // Field
break;
case Table.StandAloneSig:
size = blobidx_size; // Signature
break;
case Table.EventMap:
size = GetTableIndexSize (Table.TypeDef) // Parent
+ GetTableIndexSize (Table.Event); // EventList
break;
case Table.EventPtr:
size = GetTableIndexSize (Table.Event); // Event
break;
case Table.Event:
size = 2 // Flags
+ stridx_size // Name
+ GetCodedIndexSize (CodedIndex.TypeDefOrRef); // EventType
break;
case Table.PropertyMap:
size = GetTableIndexSize (Table.TypeDef) // Parent
+ GetTableIndexSize (Table.Property); // PropertyList
break;
case Table.PropertyPtr:
size = GetTableIndexSize (Table.Property); // Property
break;
case Table.Property:
size = 2 // Flags
+ stridx_size // Name
+ blobidx_size; // Type
break;
case Table.MethodSemantics:
size = 2 // Semantics
+ GetTableIndexSize (Table.Method) // Method
+ GetCodedIndexSize (CodedIndex.HasSemantics); // Association
break;
case Table.MethodImpl:
size = GetTableIndexSize (Table.TypeDef) // Class
+ GetCodedIndexSize (CodedIndex.MethodDefOrRef) // MethodBody
+ GetCodedIndexSize (CodedIndex.MethodDefOrRef); // MethodDeclaration
break;
case Table.ModuleRef:
size = stridx_size; // Name
break;
case Table.TypeSpec:
size = blobidx_size; // Signature
break;
case Table.ImplMap:
size = 2 // MappingFlags
+ GetCodedIndexSize (CodedIndex.MemberForwarded) // MemberForwarded
+ stridx_size // ImportName
+ GetTableIndexSize (Table.ModuleRef); // ImportScope
break;
case Table.FieldRVA:
size = 4 // RVA
+ GetTableIndexSize (Table.Field); // Field
break;
case Table.EncLog:
size = 8;
break;
case Table.EncMap:
size = 4;
break;
case Table.Assembly:
size = 16 // HashAlgId 4, Version 4 * 2, Flags 4
+ blobidx_size // PublicKey
+ (stridx_size * 2); // Name, Culture
break;
case Table.AssemblyProcessor:
size = 4; // Processor
break;
case Table.AssemblyOS:
size = 12; // Platform 4, Version 2 * 4
break;
case Table.AssemblyRef:
size = 12 // Version 2 * 4 + Flags 4
+ (blobidx_size * 2) // PublicKeyOrToken, HashValue
+ (stridx_size * 2); // Name, Culture
break;
case Table.AssemblyRefProcessor:
size = 4 // Processor
+ GetTableIndexSize (Table.AssemblyRef); // AssemblyRef
break;
case Table.AssemblyRefOS:
size = 12 // Platform 4, Version 2 * 4
+ GetTableIndexSize (Table.AssemblyRef); // AssemblyRef
break;
case Table.File:
size = 4 // Flags
+ stridx_size // Name
+ blobidx_size; // HashValue
break;
case Table.ExportedType:
size = 8 // Flags 4, TypeDefId 4
+ (stridx_size * 2) // Name, Namespace
+ GetCodedIndexSize (CodedIndex.Implementation); // Implementation
break;
case Table.ManifestResource:
size = 8 // Offset, Flags
+ stridx_size // Name
+ GetCodedIndexSize (CodedIndex.Implementation); // Implementation
break;
case Table.NestedClass:
size = GetTableIndexSize (Table.TypeDef) // NestedClass
+ GetTableIndexSize (Table.TypeDef); // EnclosingClass
break;
case Table.GenericParam:
size = 4 // Number, Flags
+ GetCodedIndexSize (CodedIndex.TypeOrMethodDef) // Owner
+ stridx_size; // Name
break;
case Table.MethodSpec:
size = GetCodedIndexSize (CodedIndex.MethodDefOrRef) // Method
+ blobidx_size; // Instantiation
break;
case Table.GenericParamConstraint:
size = GetTableIndexSize (Table.GenericParam) // Owner
+ GetCodedIndexSize (CodedIndex.TypeDefOrRef); // Constraint
break;
case Table.Document:
size = blobidx_size // Name
+ guididx_size // HashAlgorithm
+ blobidx_size // Hash
+ guididx_size; // Language
break;
case Table.MethodDebugInformation:
size = GetTableIndexSize (Table.Document) // Document
+ blobidx_size; // SequencePoints
break;
case Table.LocalScope:
size = GetTableIndexSize (Table.Method) // Method
+ GetTableIndexSize (Table.ImportScope) // ImportScope
+ GetTableIndexSize (Table.LocalVariable) // VariableList
+ GetTableIndexSize (Table.LocalConstant) // ConstantList
+ 4 * 2; // StartOffset, Length
break;
case Table.LocalVariable:
size = 2 // Attributes
+ 2 // Index
+ stridx_size; // Name
break;
case Table.LocalConstant:
size = stridx_size // Name
+ blobidx_size; // Signature
break;
case Table.ImportScope:
size = GetTableIndexSize (Table.ImportScope) // Parent
+ blobidx_size;
break;
case Table.StateMachineMethod:
size = GetTableIndexSize (Table.Method) // MoveNextMethod
+ GetTableIndexSize (Table.Method); // KickOffMethod
break;
case Table.CustomDebugInformation:
size = GetCodedIndexSize (CodedIndex.HasCustomDebugInformation) // Parent
+ guididx_size // Kind
+ blobidx_size; // Value
break;
default:
throw new NotSupportedException ();
}
tables [i].RowSize = (uint) size;
tables [i].Offset = offset;
offset += (uint) size * tables [i].Length;
}
}
