305 lines
13 KiB
C#
305 lines
13 KiB
C#
#region License
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//
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// The Open Toolkit Library License
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//
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// Copyright (c) 2006 - 2010 the Open Toolkit library.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do
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// so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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//
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#endregion
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Xml.XPath;
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using Bind.Structures;
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namespace Bind
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{
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using Delegate = Bind.Structures.Delegate;
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using Enum = Bind.Structures.Enum;
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class XmlSpecReader : ISpecReader
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{
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#region ISpecReader Members
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public void ReadDelegates(string file, DelegateCollection delegates)
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{
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var specs = new XPathDocument(file);
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foreach (XPathNavigator nav in specs.CreateNavigator().Select("/signatures/delete"))
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{
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foreach (XPathNavigator node in nav.SelectChildren("function", String.Empty))
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delegates.Remove(node.GetAttribute("name", String.Empty));
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}
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foreach (XPathNavigator nav in specs.CreateNavigator().Select("/signatures/add"))
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{
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Utilities.Merge(delegates, ReadDelegates(nav));
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}
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}
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private DelegateCollection ReadDelegates(XPathNavigator specs)
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{
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DelegateCollection delegates = new DelegateCollection();
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foreach (XPathNavigator node in specs.SelectChildren("function", String.Empty))
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{
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var name = node.GetAttribute("name", String.Empty);
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// Check whether we are adding to an existing delegate or creating a new one.
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Delegate d = null;
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if (delegates.ContainsKey(name))
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{
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d = delegates[name];
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}
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else
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{
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d = new Delegate();
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d.Name = name;
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d.Version = node.GetAttribute("version", String.Empty);
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d.Category = node.GetAttribute("category", String.Empty);
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d.DeprecatedVersion = node.GetAttribute("deprecated", String.Empty);
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d.Deprecated = !String.IsNullOrEmpty(d.DeprecatedVersion);
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}
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foreach (XPathNavigator param in node.SelectChildren(XPathNodeType.Element))
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{
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switch (param.Name)
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{
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case "returns":
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d.ReturnType.CurrentType = param.GetAttribute("type", String.Empty);
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break;
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case "param":
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Parameter p = new Parameter();
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p.CurrentType = param.GetAttribute("type", String.Empty);
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p.Name = param.GetAttribute("name", String.Empty);
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string element_count = param.GetAttribute("elementcount", String.Empty);
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if (String.IsNullOrEmpty(element_count))
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element_count = param.GetAttribute("count", String.Empty);
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if (!String.IsNullOrEmpty(element_count))
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p.ElementCount = Int32.Parse(element_count);
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p.Flow = Parameter.GetFlowDirection(param.GetAttribute("flow", String.Empty));
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d.Parameters.Add(p);
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break;
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}
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}
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delegates.Add(d);
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}
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return delegates;
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}
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public void ReadEnums(string file, EnumCollection enums)
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{
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// First, read all enum definitions from spec and override file.
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// Afterwards, read all token/enum overrides from overrides file.
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// Every single enum is merged into
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var specs = new XPathDocument(file);
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foreach (XPathNavigator nav in specs.CreateNavigator().Select("/signatures/delete"))
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{
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foreach (XPathNavigator node in nav.SelectChildren("enum", String.Empty))
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enums.Remove(node.GetAttribute("name", String.Empty));
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}
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foreach (XPathNavigator nav in specs.CreateNavigator().Select("/signatures/add"))
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{
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Utilities.Merge(enums, ReadEnums(nav));
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}
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}
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private EnumCollection ReadEnums(XPathNavigator nav)
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{
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EnumCollection enums = new EnumCollection();
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Enum all = new Enum() { Name = Settings.CompleteEnumName };
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if (nav != null)
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{
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foreach (XPathNavigator node in nav.SelectChildren("enum", String.Empty))
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{
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Enum e = new Enum()
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{
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Name = node.GetAttribute("name", String.Empty),
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Type = node.GetAttribute("type", String.Empty)
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};
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if (String.IsNullOrEmpty(e.Name))
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throw new InvalidOperationException(String.Format("Empty name for enum element {0}", node.ToString()));
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foreach (XPathNavigator param in node.SelectChildren(XPathNodeType.Element))
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{
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Constant c = null;
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switch (param.Name)
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{
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case "token":
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c = new Constant
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{
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Name = param.GetAttribute("name", String.Empty),
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Value = param.GetAttribute("value", String.Empty)
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};
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break;
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case "use":
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c = new Constant
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{
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Name = param.GetAttribute("token", String.Empty),
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Reference = param.GetAttribute("enum", String.Empty),
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Value = param.GetAttribute("token", String.Empty),
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};
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break;
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default:
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throw new NotSupportedException();
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}
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Utilities.Merge(all, c);
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try
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{
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if (!e.ConstantCollection.ContainsKey(c.Name))
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{
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e.ConstantCollection.Add(c.Name, c);
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}
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else if (e.ConstantCollection[c.Name].Value != c.Value)
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{
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var existing = e.ConstantCollection[c.Name];
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if (existing.Reference != null && c.Reference == null)
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{
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e.ConstantCollection[c.Name] = c;
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}
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else if (existing.Reference == null && c.Reference != null)
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{ } // Keep existing
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else
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{
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Console.WriteLine("[Warning] Conflicting token {0}.{1} with value {2} != {3}",
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e.Name, c.Name, e.ConstantCollection[c.Name].Value, c.Value);
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}
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}
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}
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catch (ArgumentException ex)
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{
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Console.WriteLine("[Warning] Failed to add constant {0} to enum {1}: {2}", c.Name, e.Name, ex.Message);
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}
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}
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Utilities.Merge(enums, e);
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}
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}
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Utilities.Merge(enums, all);
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return enums;
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}
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public Dictionary<string, string> ReadTypeMap(string file)
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{
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using (var sr = new StreamReader(file))
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{
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Console.WriteLine("Reading opengl types.");
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Dictionary<string, string> GLTypes = new Dictionary<string, string>();
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if (sr == null)
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return GLTypes;
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do
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{
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string line = sr.ReadLine();
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if (String.IsNullOrEmpty(line) || line.StartsWith("#"))
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continue;
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string[] words = line.Split(" ,*\t".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
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if (words[0].ToLower() == "void")
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{
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// Special case for "void" -> "". We make it "void" -> "void"
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GLTypes.Add(words[0], "void");
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}
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else if (words[0] == "VoidPointer" || words[0] == "ConstVoidPointer")
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{
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// "(Const)VoidPointer" -> "void*"
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GLTypes.Add(words[0], "void*");
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}
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else if (words[0] == "CharPointer" || words[0] == "charPointerARB")
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{
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// The typematching logic cannot handle pointers to pointers, e.g. CharPointer* -> char** -> string* -> string[].
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// Hence we give it a push.
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// Note: When both CurrentType == "String" and Pointer == true, the typematching is hardcoded to use
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// String[] or StringBuilder[].
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GLTypes.Add(words[0], "String");
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}
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/*else if (words[0].Contains("Pointer"))
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{
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GLTypes.Add(words[0], words[1].Replace("Pointer", "*"));
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}*/
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else if (words[1].Contains("GLvoid"))
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{
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GLTypes.Add(words[0], "void");
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}
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else if (words[1] == "const" && words[2] == "GLubyte")
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{
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GLTypes.Add(words[0], "String");
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}
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else if (words[1] == "struct")
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{
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GLTypes.Add(words[0], words[2]);
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}
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else
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{
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GLTypes.Add(words[0], words[1]);
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}
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}
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while (!sr.EndOfStream);
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return GLTypes;
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}
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}
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public Dictionary<string, string> ReadCSTypeMap(string file)
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{
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using (var sr = new StreamReader(file))
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{
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Dictionary<string, string> CSTypes = new Dictionary<string, string>();
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Console.WriteLine("Reading C# types.");
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while (!sr.EndOfStream)
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{
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string line = sr.ReadLine();
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if (String.IsNullOrEmpty(line) || line.StartsWith("#"))
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continue;
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string[] words = line.Split(" ,\t".ToCharArray(), StringSplitOptions.RemoveEmptyEntries);
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if (words.Length < 2)
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continue;
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if (((Settings.Compatibility & Settings.Legacy.NoBoolParameters) != Settings.Legacy.None) && words[1] == "bool")
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words[1] = "Int32";
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CSTypes.Add(words[0], words[1]);
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}
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return CSTypes;
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}
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}
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#endregion
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}
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}
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