From 2bb37beda887d120a0ddabf874ad25357101faa1 Mon Sep 17 00:00:00 2001
From: Rob Mensching <rob@firegiant.com>
Date: Wed, 1 Nov 2017 10:59:45 -0700
Subject: Update to WiX Intermediate Representation

---
 src/WixToolset.Data.WindowsInstaller/Pdb.cs | 163 ++++++++++++++++++++++++++++
 1 file changed, 163 insertions(+)
 create mode 100644 src/WixToolset.Data.WindowsInstaller/Pdb.cs

(limited to 'src/WixToolset.Data.WindowsInstaller/Pdb.cs')

diff --git a/src/WixToolset.Data.WindowsInstaller/Pdb.cs b/src/WixToolset.Data.WindowsInstaller/Pdb.cs
new file mode 100644
index 00000000..03c3ddbb
--- /dev/null
+++ b/src/WixToolset.Data.WindowsInstaller/Pdb.cs
@@ -0,0 +1,163 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+namespace WixToolset.Data
+{
+    using System;
+    using System.IO;
+    using System.Xml;
+
+    /// <summary>
+    /// Pdb generated by the binder.
+    /// </summary>
+    public sealed class Pdb
+    {
+        public const string XmlNamespaceUri = "http://wixtoolset.org/schemas/v4/wixpdb";
+        private static readonly Version CurrentVersion = new Version("4.0.0.0");
+
+        /// <summary>
+        /// Creates a new empty pdb object.
+        /// </summary>
+        /// <param name="sourceLineNumbers">The source line information for the pdb.</param>
+        public Pdb()
+        {
+        }
+
+        /// <summary>
+        /// Gets or sets the output that is a part of this pdb.
+        /// </summary>
+        /// <value>Type of the output.</value>
+        public Output Output { get; set; }
+
+        /// <summary>
+        /// Loads a pdb from a path on disk.
+        /// </summary>
+        /// <param name="path">Path to pdb file saved on disk.</param>
+        /// <param name="suppressVersionCheck">Suppresses wix.dll version mismatch check.</param>
+        /// <returns>Pdb pdb.</returns>
+        public static Pdb Load(string path, bool suppressVersionCheck)
+        {
+            using (FileStream stream = File.OpenRead(path))
+            using (FileStructure fs = FileStructure.Read(stream))
+            {
+                if (FileFormat.Wixpdb != fs.FileFormat)
+                {
+                    throw new WixUnexpectedFileFormatException(path, FileFormat.Wixpdb, fs.FileFormat);
+                }
+
+                Uri uri = new Uri(Path.GetFullPath(path));
+                using (XmlReader reader = XmlReader.Create(fs.GetDataStream(), null, uri.AbsoluteUri))
+                {
+                    try
+                    {
+                        reader.MoveToContent();
+                        return Pdb.Read(reader, suppressVersionCheck);
+                    }
+                    catch (XmlException xe)
+                    {
+                        throw new WixCorruptFileException(path, fs.FileFormat, xe);
+                    }
+                }
+            }
+        }
+
+        /// <summary>
+        /// Saves a pdb to a path on disk.
+        /// </summary>
+        /// <param name="path">Path to save pdb file to on disk.</param>
+        public void Save(string path)
+        {
+            Directory.CreateDirectory(Path.GetDirectoryName(Path.GetFullPath(path)));
+
+            using (FileStream stream = File.Create(path))
+            using (FileStructure fs = FileStructure.Create(stream, FileFormat.Wixpdb, null))
+            using (XmlWriter writer = XmlWriter.Create(fs.GetDataStream()))
+            {
+                writer.WriteStartDocument();
+                this.Write(writer);
+                writer.WriteEndDocument();
+            }
+        }
+
+        /// <summary>
+        /// Processes an XmlReader and builds up the pdb object.
+        /// </summary>
+        /// <param name="reader">Reader to get data from.</param>
+        /// <param name="suppressVersionCheck">Suppresses wix.dll version mismatch check.</param>
+        /// <returns>The Pdb represented by the Xml.</returns>
+        internal static Pdb Read(XmlReader reader, bool suppressVersionCheck)
+        {
+            if ("wixPdb" != reader.LocalName)
+            {
+                throw new XmlException();
+            }
+
+            bool empty = reader.IsEmptyElement;
+            Pdb pdb = new Pdb();
+            Version version = null;
+
+            while (reader.MoveToNextAttribute())
+            {
+                switch (reader.LocalName)
+                {
+                    case "version":
+                        version = new Version(reader.Value);
+                        break;
+                }
+            }
+
+            if (!suppressVersionCheck && null != version && !Pdb.CurrentVersion.Equals(version))
+            {
+                throw new WixException(WixDataErrors.VersionMismatch(SourceLineNumber.CreateFromUri(reader.BaseURI), "wixPdb", version.ToString(), Pdb.CurrentVersion.ToString()));
+            }
+
+            // loop through the rest of the pdb building up the Output object
+            if (!empty)
+            {
+                bool done = false;
+
+                // loop through all the fields in a row
+                while (!done && reader.Read())
+                {
+                    switch (reader.NodeType)
+                    {
+                        case XmlNodeType.Element:
+                            switch (reader.LocalName)
+                            {
+                                case "wixOutput":
+                                    pdb.Output = Output.Read(reader, suppressVersionCheck);
+                                    break;
+                                default:
+                                    throw new XmlException();
+                            }
+                            break;
+                        case XmlNodeType.EndElement:
+                            done = true;
+                            break;
+                    }
+                }
+
+                if (!done)
+                {
+                    throw new XmlException();
+                }
+            }
+
+            return pdb;
+        }
+
+        /// <summary>
+        /// Persists a pdb in an XML format.
+        /// </summary>
+        /// <param name="writer">XmlWriter where the Pdb should persist itself as XML.</param>
+        internal void Write(XmlWriter writer)
+        {
+            writer.WriteStartElement("wixPdb", XmlNamespaceUri);
+
+            writer.WriteAttributeString("version", Pdb.CurrentVersion.ToString());
+
+            this.Output.Write(writer);
+
+            writer.WriteEndElement();
+        }
+    }
+}
-- 
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