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Diffstat (limited to 'mcs/ilasm/codegen/FieldDef.cs')
| -rw-r--r-- | mcs/ilasm/codegen/FieldDef.cs | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/mcs/ilasm/codegen/FieldDef.cs b/mcs/ilasm/codegen/FieldDef.cs new file mode 100644 index 00000000000..19c23b9bfef --- /dev/null +++ b/mcs/ilasm/codegen/FieldDef.cs @@ -0,0 +1,173 @@ +// +// Mono.ILASM.FieldDef +// +// Author(s): +// Jackson Harper (Jackson@LatitudeGeo.com) +// +// (C) 2003 Jackson Harper, All rights reserved +// + + +using System; +using System.Collections; + +namespace Mono.ILASM { + + public class FieldDef : ICustomAttrTarget { + + private string name; + private BaseTypeRef type; + private PEAPI.FieldAttr attr; + private PEAPI.FieldDef field_def; + private ArrayList customattr_list; + private PEAPI.NativeType native_type; + + private bool offset_set; + private bool datavalue_set; + private bool value_set; + + private bool is_resolved; + + private uint offset; + private PEAPI.Constant constant; + private string at_data_id; + + public FieldDef (PEAPI.FieldAttr attr, string name, + BaseTypeRef type) + { + this.attr = attr; + this.name = name; + this.type = type; + + offset_set = false; + datavalue_set = false; + value_set = false; + + at_data_id = null; + + is_resolved = false; + } + + public string Name { + get { return name; } + } + + public PEAPI.FieldDef PeapiFieldDef { + get { return field_def; } + } + + public bool IsStatic { + get { return (attr & PEAPI.FieldAttr.Static) != 0; } + } + + public PEAPI.FieldAttr Attributes { + get { return attr; } + set { attr = value; } + } + + public BaseTypeRef Type { + get { return type; } + } + + public void SetOffset (uint val) + { + offset_set = true; + offset = val; + } + + public void SetValue (PEAPI.Constant constant) + { + value_set = true; + this.constant = constant; + } + + public void AddDataValue (string at_data_id) + { + this.at_data_id = at_data_id; + } + + public void AddCustomAttribute (CustomAttr customattr) + { + if (customattr_list == null) + customattr_list = new ArrayList (); + + customattr_list.Add (customattr); + } + + public void AddMarshalInfo (PEAPI.NativeType native_type) + { + this.native_type = native_type; + } + + public PEAPI.FieldDef Resolve (CodeGen code_gen) + { + if (is_resolved) + return field_def; + + type.Resolve (code_gen); + field_def = code_gen.PEFile.AddField (attr, name, type.PeapiType); + + is_resolved = true; + + return field_def; + } + + public PEAPI.FieldDef Resolve (CodeGen code_gen, PEAPI.ClassDef classdef) + { + if (is_resolved) + return field_def; + + type.Resolve (code_gen); + field_def = classdef.AddField (attr, name, type.PeapiType); + + if (customattr_list != null) + foreach (CustomAttr customattr in customattr_list) + customattr.AddTo (code_gen, field_def); + + if (native_type != null) + field_def.SetMarshalInfo (native_type); + + is_resolved = true; + + return field_def; + } + + /// <summary> + /// Define a global field + /// </summary> + public void Define (CodeGen code_gen) + { + Resolve (code_gen); + WriteCode (code_gen, field_def); + } + + /// <summary> + /// Define a field member of the specified class + /// </summary> + public void Define (CodeGen code_gen, PEAPI.ClassDef class_def) + { + Resolve (code_gen, class_def); + WriteCode (code_gen, field_def); + } + + protected void WriteCode (CodeGen code_gen, PEAPI.FieldDef field_def) + { + if (offset_set) + field_def.SetOffset (offset); + + if (value_set) { + PEAPI.ByteArrConst dc = constant as PEAPI.ByteArrConst; + if (dc != null) + dc.Type = type.PeapiType; + field_def.AddValue (constant); + } + + if (at_data_id != null) { + PEAPI.DataConstant dc = code_gen.GetDataConst (at_data_id); + field_def.AddDataValue (dc); + } + } + } + +} + |