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//
// System.Reflection.Emit/FieldBuilder.cs
//
// Author:
// Paolo Molaro (lupus@ximian.com)
//
// (C) 2001-2002 Ximian, Inc. http://www.ximian.com
//
using System;
using System.Reflection;
using System.Reflection.Emit;
using System.Globalization;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
namespace System.Reflection.Emit {
public sealed class FieldBuilder : FieldInfo {
private FieldAttributes attrs;
private Type type;
private String name;
private object def_value;
private int offset;
private int table_idx;
internal TypeBuilder typeb;
private byte[] rva_data;
private CustomAttributeBuilder[] cattrs;
private UnmanagedMarshal marshal_info;
internal FieldBuilder (TypeBuilder tb, string fieldName, Type type, FieldAttributes attributes) {
attrs = attributes;
name = fieldName;
this.type = type;
offset = -1;
typeb = tb;
table_idx = tb.get_next_table_index (this, 0x04, true);
}
public override FieldAttributes Attributes {
get {return attrs;}
}
public override Type DeclaringType {
get {return typeb;}
}
public override RuntimeFieldHandle FieldHandle {
get {return new RuntimeFieldHandle();}
}
public override Type FieldType {
get {return type;}
}
public override string Name {
get {return name;}
}
public override Type ReflectedType {
get {return typeb;}
}
public override object[] GetCustomAttributes(bool inherit) {
return null;
}
public override object[] GetCustomAttributes(Type attributeType, bool inherit) {
return null;
}
public FieldToken GetToken() {
return new FieldToken (0x04000000 | table_idx);
}
public override object GetValue(object obj) {
return null;
}
public override bool IsDefined( Type attributeType, bool inherit) {
return false;
}
internal void SetRVAData (byte[] data) {
rva_data = (byte[])data.Clone ();
}
public void SetConstant( object defaultValue) {
/*if (defaultValue.GetType() != type)
throw new ArgumentException ("Constant doesn't match field type");*/
def_value = defaultValue;
}
public void SetCustomAttribute( CustomAttributeBuilder customBuilder) {
string attrname = customBuilder.Ctor.ReflectedType.FullName;
if (attrname == "System.Runtime.InteropServices.FieldOffsetAttribute") {
byte[] data = customBuilder.Data;
offset = (int)data [2];
offset |= ((int)data [3]) << 8;
offset |= ((int)data [4]) << 16;
offset |= ((int)data [5]) << 24;
return;
} else if (attrname == "System.NonSerializedAttribute") {
attrs |= FieldAttributes.NotSerialized;
return;
} else if (attrname == "System.Runtime.InteropServices.MarshalAsAttribute") {
marshal_info = CustomAttributeBuilder.get_umarshal (customBuilder, true);
/* FIXME: check for errors */
return;
}
if (cattrs != null) {
CustomAttributeBuilder[] new_array = new CustomAttributeBuilder [cattrs.Length + 1];
cattrs.CopyTo (new_array, 0);
new_array [cattrs.Length] = customBuilder;
cattrs = new_array;
} else {
cattrs = new CustomAttributeBuilder [1];
cattrs [0] = customBuilder;
}
}
public void SetCustomAttribute( ConstructorInfo con, byte[] binaryAttribute) {
SetCustomAttribute (new CustomAttributeBuilder (con, binaryAttribute));
}
public void SetMarshal( UnmanagedMarshal unmanagedMarshal) {
marshal_info = unmanagedMarshal;
attrs |= FieldAttributes.HasFieldMarshal;
}
public void SetOffset( int iOffset) {
offset = iOffset;
}
public override void SetValue( object obj, object val, BindingFlags invokeAttr, Binder binder, CultureInfo culture) {
}
}
}
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