/// <summary>
/// Initializes a new instance of the <see cref="PdbPointerType"/> class.
/// </summary>
/// <param name="pdb">The PDB file reader.</param>
/// <param name="typeIndex">Type index.</param>
/// <param name="modifierOptions">The modifier options.</param>
/// <param name="elementType">PDB type of object pointed to.</param>
/// <param name="size">The type size in bytes.</param>
/// <param name="isLValueReference"><c>true</c> if pointer is L-value reference</param>
/// <param name="isRValueReference"><c>true</c> if pointer is R-value reference</param>
internal PdbPointerType(PdbFileReader pdb, TypeIndex typeIndex, ModifierOptions modifierOptions, TypeIndex elementType, ulong size, bool isLValueReference, bool isRValueReference)
: base(pdb, typeIndex, modifierOptions, pdb[elementType].Name + "*", size)
{
ElementType = pdb[elementType];
IsLValueReference = isLValueReference;
IsRValueReference = isRValueReference;
}
/// <summary>
/// Initializes a new instance of the <see cref="PdbType"/> class.
/// </summary>
/// <param name="pdb">The PDB file reader.</param>
/// <param name="typeIndex">Type index.</param>
/// <param name="modifierOptions">The modifier options.</param>
/// <param name="name">The type name.</param>
/// <param name="size">The type size in bytes.</param>
internal PdbType(PdbFileReader pdb, TypeIndex typeIndex, ModifierOptions modifierOptions, string name, ulong size)
{
Pdb = pdb;
ModifierOptions = modifierOptions;
TypeIndex = typeIndex;
Name = name;
Size = size;
}
/// <summary>
/// Sets the modifier options from another set of options.
/// </summary>
/// <param name="options">The options.</param>
public void Apply(ModifierOptions options)
{
if (options == null)
{
return;
}
Access = options.Access;
IsAbstract = options.IsAbstract;
IsExtern = options.IsExtern;
IsStatic = options.IsStatic;
}
/// <summary>
/// Combines modifier options with pointer record data.
/// </summary>
/// <param name="modifierOptions">The modifier options.</param>
/// <param name="pointerRecord">The pointer record.</param>
private static ModifierOptions CombineModifierOptions(ModifierOptions modifierOptions, PointerRecord pointerRecord)
{
if (pointerRecord.IsConst)
{
modifierOptions |= ModifierOptions.Const;
}
if (pointerRecord.IsVolatile)
{
modifierOptions |= ModifierOptions.Volatile;
}
if (pointerRecord.IsUnaligned)
{
modifierOptions |= ModifierOptions.Unaligned;
}
return(modifierOptions);
}
/// <summary>
/// Initializes a new instance of the <see cref="PdbSimpleType"/> class.
/// </summary>
/// <param name="pdb">The PDB file reader.</param>
/// <param name="typeIndex">Type index.</param>
/// <param name="modifierOptions">The modifier options.</param>
internal PdbSimpleType(PdbFileReader pdb, TypeIndex typeIndex, ModifierOptions modifierOptions)
: base(pdb, typeIndex, modifierOptions, typeIndex.SimpleTypeName, GetSize(typeIndex))
{
}
/// <summary>
/// Initializes a new instance of the <see cref="PdbType"/> class.
/// </summary>
/// <param name="pdb">The PDB file reader.</param>
/// <param name="typeIndex">Type index.</param>
/// <param name="unionRecord">The union record.</param>
/// <param name="modifierOptions">The modifier options.</param>
internal PdbUnionType(PdbFileReader pdb, TypeIndex typeIndex, UnionRecord unionRecord, ModifierOptions modifierOptions)
: base(pdb, typeIndex, unionRecord, modifierOptions, unionRecord.Size)
{
UnionRecord = unionRecord;
}
/// <summary>
/// Initializes a new instance of the <see cref="PdbType"/> class.
/// </summary>
/// <param name="pdb">The PDB file reader.</param>
/// <param name="typeIndex">Type index.</param>
/// <param name="enumRecord">The enum record.</param>
/// <param name="modifierOptions">The modifier options.</param>
internal PdbEnumType(PdbFileReader pdb, TypeIndex typeIndex, EnumRecord enumRecord, ModifierOptions modifierOptions)
: base(pdb, typeIndex, enumRecord, modifierOptions, pdb[enumRecord.UnderlyingType].Size)
{
EnumRecord = enumRecord;
valuesCache = SimpleCache.CreateWithContext(this, CallEnumerateValues);
}
/// <summary>
/// Initializes a new instance of the <see cref="PdbType"/> class.
/// </summary>
/// <param name="pdb">The PDB file reader.</param>
/// <param name="typeIndex">Type index.</param>
/// <param name="tagRecord">The tag record.</param>
/// <param name="modifierOptions">The modifier options.</param>
/// <param name="size">The type size in bytes.</param>
internal PdbUserDefinedType(PdbFileReader pdb, TypeIndex typeIndex, TagRecord tagRecord, ModifierOptions modifierOptions, ulong size)
: base(pdb, typeIndex, modifierOptions, tagRecord.Name.String, size)
{
TagRecord = tagRecord;
fieldsCache = SimpleCache.CreateWithContext(this, CallEnumerateFields);
staticFieldsCache = SimpleCache.CreateWithContext(this, CallEnumerateStaticFields);
baseClassesCache = SimpleCache.CreateWithContext(this, CallEnumerateBaseClasses);
virtualBaseClassesCache = SimpleCache.CreateWithContext(this, CallEnumerateVirtualBaseClasses);
}
/// <summary>
/// Initializes a new instance of the <see cref="PdbFunctionType"/> class.
/// </summary>
/// <param name="pdb">The PDB file reader.</param>
/// <param name="typeIndex">Type index.</param>
/// <param name="procedureRecord">The procedure record.</param>
/// <param name="modifierOptions">The modifier options.</param>
internal PdbFunctionType(PdbFileReader pdb, TypeIndex typeIndex, ProcedureRecord procedureRecord, ModifierOptions modifierOptions)
: base(pdb, typeIndex, modifierOptions, string.Empty, 0)
{
ProcedureRecord = procedureRecord;
argumentsCache = SimpleCache.CreateWithContext(this, CallEnumerateArguments);
}
/// <summary>
/// Initializes a new instance of the <see cref="PdbArrayType"/> class.
/// </summary>
/// <param name="pdb">The PDB file reader.</param>
/// <param name="typeIndex">Type index.</param>
/// <param name="arrayRecord">The array record.</param>
/// <param name="modifierOptions">The modifier options.</param>
internal PdbArrayType(PdbFileReader pdb, TypeIndex typeIndex, ArrayRecord arrayRecord, ModifierOptions modifierOptions)
: base(pdb, typeIndex, modifierOptions, GetTypeName(pdb, arrayRecord), arrayRecord.Size)
{
ArrayRecord = arrayRecord;
}
/// <summary>
/// Creates <see cref="PdbType"/> read from <see cref="PdbFile"/> for the specified type index.
/// </summary>
/// <param name="typeIndex">Type index.</param>
/// <param name="modifierOptions">Modifier options for new type.</param>
/// <param name="originalTypeIndex">Original type index of the PDB type.</param>
private PdbType CreateType(TypeIndex typeIndex, ModifierOptions modifierOptions, TypeIndex originalTypeIndex)
{
if (typeIndex.IsSimple)
{
if (typeIndex.SimpleMode != SimpleTypeMode.Direct)
{
return(new PdbSimplePointerType(this, typeIndex, modifierOptions));
}
return(new PdbSimpleType(this, typeIndex, modifierOptions));
}
TypeRecord typeRecord = PdbFile.TpiStream[typeIndex];
if (typeRecord is ModifierRecord modifierRecord)
{
return(CreateType(modifierRecord.ModifiedType, modifierRecord.Modifiers, originalTypeIndex));
}
if (typeRecord is TagRecord tagRecord && tagRecord.IsForwardReference)
{
// Resolve forward references
TagRecord resolvedRecord = null;
if (PdbFile.TpiStream.HashTable != null)
{
TagRecord FindUdtByHash(uint hash)
{
var bucket = PdbFile.TpiStream.HashTable[hash % PdbFile.TpiStream.Header.HashBucketsCount];
while (bucket != null)
{
TypeRecord record = PdbFile.TpiStream[bucket.TypeIndex];
if (record is TagRecord tag && tagRecord.Name.String == tag.Name.String)
{
return(tag);
}
bucket = bucket.Next;
}
return(null);
}
resolvedRecord = FindUdtByHash(HashTable.HashStringV1(tagRecord.Name.String));
if (resolvedRecord == null && tagRecord.HasUniqueName)
{
resolvedRecord = FindUdtByHash(HashTable.HashStringV1(tagRecord.UniqueName.String));
}
}
else
{
resolvedRecord = PdbFile.TpiStream[typeRecord.Kind].OfType <TagRecord>().LastOrDefault(r => !r.IsForwardReference && r.UniqueName.String == tagRecord.UniqueName.String);
}
if (resolvedRecord != null)
{
typeRecord = resolvedRecord;
}
}
if (typeRecord is ClassRecord classRecord)
{
return(new PdbClassType(this, originalTypeIndex, classRecord, modifierOptions));
}
if (typeRecord is UnionRecord unionRecord)
{
return(new PdbUnionType(this, originalTypeIndex, unionRecord, modifierOptions));
}
if (typeRecord is EnumRecord enumRecord)
{
return(new PdbEnumType(this, originalTypeIndex, enumRecord, modifierOptions));
}
if (typeRecord is ArrayRecord arrayRecord)
{
return(new PdbArrayType(this, originalTypeIndex, arrayRecord, modifierOptions));
}
if (typeRecord is PointerRecord pointerRecord)
{
return(new PdbComplexPointerType(this, originalTypeIndex, pointerRecord, modifierOptions));
}
if (typeRecord is ProcedureRecord procedureRecord)
{
return(new PdbFunctionType(this, originalTypeIndex, procedureRecord, modifierOptions));
}
if (typeRecord is MemberFunctionRecord memberFunctionRecord)
{
return(new PdbMemberFunctionType(this, originalTypeIndex, memberFunctionRecord, modifierOptions));
}
#if DEBUG
throw new NotImplementedException();
#else
return(null);
#endif
}
/// <summary>
/// Initializes a new instance of the <see cref="PdbSimplePointerType"/> class.
/// </summary>
/// <param name="pdb">The PDB file reader.</param>
/// <param name="typeIndex">Type index.</param>
/// <param name="modifierOptions">The modifier options.</param>
internal PdbSimplePointerType(PdbFileReader pdb, TypeIndex typeIndex, ModifierOptions modifierOptions)
: base(pdb, typeIndex, modifierOptions, new TypeIndex(typeIndex.SimpleKind), GetPointerSize(typeIndex), isLValueReference: false, isRValueReference: false)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="PdbType"/> class.
/// </summary>
/// <param name="pdb">The PDB file reader.</param>
/// <param name="typeIndex">Type index.</param>
/// <param name="classRecord">The class record.</param>
/// <param name="modifierOptions">The modifier options.</param>
internal PdbClassType(PdbFileReader pdb, TypeIndex typeIndex, ClassRecord classRecord, ModifierOptions modifierOptions)
: base(pdb, typeIndex, classRecord, modifierOptions, classRecord.Size)
{
ClassRecord = classRecord;
}
/// <summary>
/// Initializes a new instance of the <see cref="PdbComplexPointerType"/> class.
/// </summary>
/// <param name="pdb">The PDB file reader.</param>
/// <param name="typeIndex">Type index.</param>
/// <param name="pointerRecord">The pointer record.</param>
/// <param name="modifierOptions">The modifier options.</param>
internal PdbComplexPointerType(PdbFileReader pdb, TypeIndex typeIndex, PointerRecord pointerRecord, ModifierOptions modifierOptions)
: base(pdb, typeIndex, CombineModifierOptions(modifierOptions, pointerRecord), pointerRecord.ReferentType, GetPointerSize(pointerRecord), pointerRecord.Mode == PointerMode.LValueReference, pointerRecord.Mode == PointerMode.RValueReference)
{
PointerRecord = pointerRecord;
}
