public StaticFieldValueLocation(DmdType type, ThreadMirror thread, FieldInfoMirror field)
{
Type = type ?? throw new ArgumentNullException(nameof(type));
this.thread = thread ?? throw new ArgumentNullException(nameof(thread));
this.field = field ?? throw new ArgumentNullException(nameof(field));
Debug.Assert(field.IsStatic);
}
public ReferenceTypeFieldValueLocation(DmdType type, ObjectMirror objectMirror, FieldInfoMirror field)
{
Type = type ?? throw new ArgumentNullException(nameof(type));
this.objectMirror = objectMirror ?? throw new ArgumentNullException(nameof(objectMirror));
this.field = field ?? throw new ArgumentNullException(nameof(field));
Debug.Assert(!field.IsStatic);
}
public FieldValueReference(EvaluationContext ctx, FieldInfoMirror field, object obj, TypeMirror declaringType, string vname, ObjectValueFlags vflags, FieldReferenceBatch batch = null) : base(ctx)
{
this.field = field;
this.obj = obj;
this.declaringType = declaringType;
this.vname = vname;
this.batch = batch;
flags = vflags;
if (field.IsStatic)
{
this.obj = null;
}
var objectMirror = obj as ObjectMirror;
if (objectMirror != null)
{
EnsureContextHasDomain(objectMirror.Domain);
}
flags |= GetFlags(field);
if (obj is PrimitiveValue)
{
flags |= ObjectValueFlags.ReadOnly;
}
}
internal static ObjectValueFlags GetFlags(FieldInfoMirror field)
{
var flags = ObjectValueFlags.Field;
if (field.IsStatic)
{
flags |= ObjectValueFlags.Global;
}
if (field.IsPublic)
{
flags |= ObjectValueFlags.Public;
}
else if (field.IsPrivate)
{
flags |= ObjectValueFlags.Private;
}
else if (field.IsFamily)
{
flags |= ObjectValueFlags.Protected;
}
else if (field.IsFamilyAndAssembly)
{
flags |= ObjectValueFlags.Internal;
}
else if (field.IsFamilyOrAssembly)
{
flags |= ObjectValueFlags.InternalProtected;
}
return(flags);
}
public FieldValueReference(EvaluationContext ctx, FieldInfoMirror field, object obj, TypeMirror declaringType, string vname, ObjectValueFlags vflags, FieldReferenceBatch batch = null) : base(ctx)
{
this.field = field;
this.obj = obj;
this.declaringType = declaringType;
this.vname = vname;
this.batch = batch;
if (field.IsStatic)
{
this.obj = null;
}
var objectMirror = obj as ObjectMirror;
if (objectMirror != null)
{
EnsureContextHasDomain(objectMirror.Domain);
}
flags = GetFlags(field);
// if `vflags` already has an origin specified, we need to unset the `Field` flag which is always returned by GetFlags().
if ((vflags & ObjectValueFlags.OriginMask) != 0)
{
flags &= ~ObjectValueFlags.Field;
}
flags |= vflags;
if (obj is PrimitiveValue)
{
flags |= ObjectValueFlags.ReadOnly;
}
}
ValueTypeFieldValueLocation(ValueTypeFieldValueLocation other)
{
Type = other.Type.GetElementType();
containingLocation = other.containingLocation;
field = other.field;
valueIndex = other.valueIndex;
structType = other.structType;
}
public object GetValue(FieldInfoMirror field)
{
lock (locker) {
if (results == null || fields.Count != results.Length)
{
results = ((ObjectMirror)obj).GetValues(fields);
}
return(results [fields.IndexOf(field)]);
}
}
public ValueTypeFieldValueLocation(DmdType type, ValueLocation containingLocation, StructMirror structMirror, FieldInfoMirror field)
{
Type = type ?? throw new ArgumentNullException(nameof(type));
this.containingLocation = containingLocation ?? throw new ArgumentNullException(nameof(containingLocation));
this.field = field ?? throw new ArgumentNullException(nameof(field));
structType = structMirror.Type;
Debug.Assert(!field.IsStatic);
Debug.Assert(field.DeclaringType == structType);
Debug.Assert(containingLocation.Load() is StructMirror);
valueIndex = GetValueIndex(field);
if ((uint)valueIndex >= (uint)structMirror.Fields.Length)
{
throw new InvalidOperationException();
}
}
static int GetValueIndex(FieldInfoMirror field)
{
int index = 0;
foreach (var f in field.DeclaringType.GetFields())
{
if (f.IsStatic || f.IsLiteral)
{
continue;
}
if (f == field)
{
return(index);
}
index++;
}
throw new InvalidOperationException();
}
protected override ValueReference GetMember(EvaluationContext ctx, object t, object co, string name)
{
TypeMirror type = (TypeMirror)t;
while (type != null)
{
FieldInfoMirror field = type.GetField(name);
if (field != null)
{
return(new FieldValueReference(ctx, field, co, type));
}
PropertyInfoMirror prop = type.GetProperty(name);
if (prop != null)
{
return(new PropertyValueReference(ctx, prop, co, type, null));
}
type = type.BaseType;
}
return(null);
}
static FieldInfoMirror[] GetFields(TypeMirror monoType, int length)
{
var fields = new FieldInfoMirror[length];
int w = 0;
foreach (var f in monoType.GetFields())
{
if (f.IsStatic || f.IsLiteral)
{
continue;
}
if (w >= fields.Length)
{
return(null);
}
fields[w++] = f;
}
if (w != length)
{
return(null);
}
return(fields);
}
public FieldValueReference(EvaluationContext ctx, FieldInfoMirror field, object obj, TypeMirror declaringType, string vname, ObjectValueFlags vflags) : base(ctx)
{
this.field = field;
this.obj = obj;
this.declaringType = declaringType;
this.vname = vname;
flags = vflags;
if (field.IsStatic)
{
flags |= ObjectValueFlags.Global;
this.obj = null;
}
if (field.IsPublic)
{
flags |= ObjectValueFlags.Public;
}
else if (field.IsPrivate)
{
flags |= ObjectValueFlags.Private;
}
else if (field.IsFamily)
{
flags |= ObjectValueFlags.Protected;
}
else if (field.IsFamilyAndAssembly)
{
flags |= ObjectValueFlags.Internal;
}
else if (field.IsFamilyOrAssembly)
{
flags |= ObjectValueFlags.InternalProtected;
}
if (obj is PrimitiveValue)
{
flags |= ObjectValueFlags.ReadOnly;
}
}
public FieldValueReference(EvaluationContext ctx, FieldInfoMirror field, object obj, TypeMirror declaringType)
: this(ctx, field, obj, declaringType, null, ObjectValueFlags.Field)
{
}
public void Add(FieldInfoMirror fieldVal)
{
lock (locker) {
fields.Add(fieldVal);
}
}