mirror of
https://github.com/Ryujinx/GtkSharp.git
synced 2024-09-18 20:29:46 +02:00
145 lines
4.0 KiB
C#
Executable File
145 lines
4.0 KiB
C#
Executable File
namespace GtkSharp.Generation {
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using System;
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using System.Collections;
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using System.IO;
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using System.Xml;
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public class StructABIField : StructField {
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protected new ClassBase container_type;
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public string parent_structure_name;
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public string abi_info_name;
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public StructABIField (XmlElement elem, ClassBase container_type,
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string info_name) : base (elem, container_type) {
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this.container_type = container_type;
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this.getOffsetName = null;
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this.abi_info_name = info_name;
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}
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public override string CName {
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get {
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if (parent_structure_name != null)
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return parent_structure_name + '.' + elem.GetAttribute ("cname");
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return elem.GetAttribute ("cname");
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}
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}
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public override void Generate (GenerationInfo gen_info, string indent) {
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base.Generate(gen_info, indent);
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}
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// All field are visible and private
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// as the goal is to respect the ABI
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protected override string Access {
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get {
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return "private";
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}
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}
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public override bool Hidden {
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get {
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return false;
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}
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}
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public override bool Validate (LogWriter log)
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{
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string cstype = SymbolTable.Table.GetCSType(CType, true);
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if (elem.GetAttributeAsBoolean("is_callback"))
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return true;
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if (cstype == null || cstype == "") {
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log.Warn (" field \"" + CName + "\" has no cstype, can't generate ABI field.");
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return false;
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}
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if (!base.Validate (log))
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return false;
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return true;
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}
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public void SetGetOffseName() {
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this.getOffsetName = "Get" + CName + "Offset";
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}
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public override string GenerateGetSizeOf(string indent) {
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return base.GenerateGetSizeOf(indent) + " // " + CName;
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}
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public virtual StructABIField Generate (GenerationInfo gen_info, string indent,
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StructABIField prev_field, StructABIField next_field, string parent_name,
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TextWriter structw) {
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StreamWriter sw = gen_info.Writer;
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IGeneratable gen = SymbolTable.Table[CType];
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sw.WriteLine("{0}\tnew GLib.AbiField(\"{1}\"", indent, CName);
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indent = indent + "\t\t";
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if (prev_field != null) {
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sw.WriteLine(indent + ", -1");
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} else {
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if (parent_name != "")
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sw.WriteLine(indent + ", " + parent_name + "." + abi_info_name + ".Fields");
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else
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sw.WriteLine(indent + ", 0");
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}
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sw.WriteLine(indent + ", " + GenerateGetSizeOf(""));
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var prev_field_name = prev_field != null ? "\"" + prev_field.CName + "\"" : "null";
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sw.WriteLine(indent + ", " + prev_field_name);
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var container_name = container_type.CName.Replace(".", "_");
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var sanitized_name = CName.Replace(".", "_");
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var alig_struct_name = container_name + "_" + sanitized_name + "Align";
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var next_field_name = next_field != null ? "\"" + next_field.CName + "\"" : "null";
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sw.WriteLine(indent + ", " + next_field_name);
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if (structw != null) {
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string min_align = gen != null ? gen.GenerateAlign() : null;
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// Do not generate structs if the type is a simple pointer.
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if (IsCPointer())
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min_align = "(uint) Marshal.SizeOf(typeof(IntPtr))";
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if (IsBitfield)
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min_align = "1";
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if (min_align == null) {
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var tmpindent = "\t\t";
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structw.WriteLine(tmpindent + "[StructLayout(LayoutKind.Sequential)]");
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structw.WriteLine(tmpindent + "public struct " + alig_struct_name);
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structw.WriteLine(tmpindent + "{");
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structw.WriteLine(tmpindent + "\tsbyte f1;");
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base.Generate(gen_info, tmpindent + "\t", true, structw);
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structw.WriteLine(tmpindent + "}");
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structw.WriteLine();
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var fieldname = SymbolTable.Table.MangleName (CName).Replace(".", "_");
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if (IsArray && IsNullTermArray)
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fieldname += "Ptr";
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sw.WriteLine(indent + ", (long) Marshal.OffsetOf(typeof(" + alig_struct_name + "), \"" + fieldname + "\")");
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} else {
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sw.WriteLine(indent + ", " + min_align);
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}
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}
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gen_info.Writer = sw;
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uint bits = 0;
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var bitsstr = elem.GetAttribute("bits");
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if (bitsstr != null && bitsstr != "")
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bits = (uint) Int32.Parse(bitsstr);
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sw.WriteLine(indent + ", " + bits);
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sw.WriteLine(indent + "),");
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return this;
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}
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}
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}
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