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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Globalization;
using System.IO;
using System.Xml;
using Mono.Cecil;
using nanoFramework.Tools.MetadataProcessor.Core;
namespace nanoFramework.Tools.MetadataProcessor.Console
{
internal static class MainClass
{
private sealed class MetadataProcessor
{
private readonly IDictionary<string, string> _loadHints =
new Dictionary<string, string>(StringComparer.Ordinal);
private AssemblyDefinition _assemblyDefinition;
private nanoAssemblyBuilder _assemblyBuilder;
private List<string> _classNamesToExclude = new List<string>();
internal string PeFileName;
internal bool Verbose { get; set; }
internal bool VerboseMinimize { get; set; }
public bool DumpMetadata { get; internal set; } = false;
public void Parse(string fileName)
{
try
{
if (Verbose) System.Console.WriteLine("Parsing assembly...");
_assemblyDefinition = AssemblyDefinition.ReadAssembly(fileName,
new ReaderParameters { AssemblyResolver = new LoadHintsAssemblyResolver(_loadHints) });
}
catch (Exception)
{
System.Console.Error.WriteLine(
"Unable to parse input assembly file '{0}' - check if path and file exists.", fileName);
Environment.Exit(1);
}
}
public void Compile(
string fileName,
bool isCoreLibrary)
{
try
{
if (Verbose) System.Console.WriteLine("Compiling assembly...");
_assemblyBuilder = new nanoAssemblyBuilder(_assemblyDefinition, _classNamesToExclude, VerboseMinimize, isCoreLibrary);
using (var stream = File.Open(Path.ChangeExtension(fileName, "tmp"), FileMode.Create, FileAccess.ReadWrite))
using (var writer = new BinaryWriter(stream))
{
_assemblyBuilder.Write(GetBinaryWriter(writer));
}
}
catch (Exception)
{
System.Console.Error.WriteLine(
$"Unable to compile output assembly file '{fileName}' - check parse command results.");
throw;
}
try
{
// OK to delete tmp PE file
File.Delete(Path.ChangeExtension(fileName, "tmp"));
if (Verbose) System.Console.WriteLine("Minimizing assembly...");
_assemblyBuilder.Minimize();
if (Verbose) System.Console.WriteLine("Recompiling assembly...");
using (var stream = File.Open(fileName, FileMode.Create, FileAccess.ReadWrite))
using (var writer = new BinaryWriter(stream))
{
_assemblyBuilder.Write(GetBinaryWriter(writer));
}
_assemblyBuilder.Write(Path.ChangeExtension(fileName, "pdbx"));
if (DumpMetadata)
{
nanoDumperGenerator dumper = new nanoDumperGenerator(
_assemblyBuilder.TablesContext,
Path.ChangeExtension(fileName, "dump.txt"));
dumper.DumpAll();
}
}
catch (ArgumentException ex)
{
System.Console.Error.WriteLine($"Exception minimizing assembly: {ex.Message}.");
}
catch (Exception)
{
System.Console.Error.WriteLine($"Exception minimizing assembly.");
throw;
}
}
private nanoBinaryWriter GetBinaryWriter(BinaryWriter writer)
{
return nanoBinaryWriter.CreateLittleEndianBinaryWriter(writer);
}
public void AddLoadHint(
string assemblyName,
string assemblyFileName)
{
_loadHints[assemblyName] = assemblyFileName;
}
public void AddClassToExclude(
string className)
{
_classNamesToExclude.Add(className);
}
public void GenerateSkeleton(
string file,
string name,
string project,
bool withoutInteropCode,
bool isCoreLibrary)
{
try
{
if (Verbose) System.Console.WriteLine("Generating skeleton files...");
var skeletonGenerator = new nanoSkeletonGenerator(
_assemblyBuilder.TablesContext,
file,
name,
project,
withoutInteropCode,
isCoreLibrary);
skeletonGenerator.GenerateSkeleton();
}
catch (Exception ex)
{
System.Console.Error.WriteLine("Unable to generate skeleton files.");
throw;
}
}
public void GenerateDependency(string fileName)
{
try
{
var dependencyGenerator = new nanoDependencyGenerator(
_assemblyDefinition,
_assemblyBuilder.TablesContext,
fileName);
using (var writer = XmlWriter.Create(fileName))
{
dependencyGenerator.Write(writer);
}
}
catch (Exception)
{
System.Console.Error.WriteLine(
"Unable to generate and write dependency graph for assembly file '{0}'.", fileName);
throw;
}
}
}
public static void Main(string[] args)
{
FileVersionInfo fileVersion = FileVersionInfo.GetVersionInfo(System.Reflection.Assembly.GetExecutingAssembly().Location);
bool isCoreLibrary = false;
// output header to console
System.Console.WriteLine($"nanoFramework MetadataProcessor Utility v{fileVersion.ToString()}");
System.Console.WriteLine("Copyright (c) 2019 nanoFramework project contributors");
System.Console.WriteLine();
System.Console.WriteLine("For documentation, report issues and support visit our GitHub repo: www.github.com\\nanoFramework");
System.Console.WriteLine();
System.Console.WriteLine();
var md = new MetadataProcessor();
for (var i = 0; i < args.Length; ++i)
{
var arg = args[i].ToLower(CultureInfo.InvariantCulture);
if ((arg == "-h" ||
arg == "-help" ||
arg == "?") &&
(i + 1 < args.Length))
{
System.Console.WriteLine("");
System.Console.WriteLine("-parse <path-to-assembly-file> Analyses .NET assembly.");
System.Console.WriteLine("-compile <path-to-PE-file> <isCoreLibrary> Compiles an assembly into nanoCLR format and (true/false) if this it's a core library.");
System.Console.WriteLine("-loadHints <assembly-name> <path-to-assembly-file> Loads one (or more) assembly file(s) as a dependency(ies).");
System.Console.WriteLine("-excludeClassByName <class-name> Removes the class from an assembly.");
System.Console.WriteLine("-generateskeleton Generate skeleton files with stubs to add native code for an assembly.");
System.Console.WriteLine("-generateDependency Generates an XML file with the relationship between assemblies.");
System.Console.WriteLine("-verbose Outputs each command before executing it.");
System.Console.WriteLine("-verboseMinimize Turns on verbose level for the minimization phase.");
System.Console.WriteLine("-dump_all Generates a report of an assembly's metadata.");
System.Console.WriteLine("");
}
else if (arg == "-parse" && i + 1 < args.Length)
{
md.Parse(args[++i]);
}
else if (arg == "-compile" && i + 2 < args.Length)
{
if (!bool.TryParse(args[i + 2], out isCoreLibrary))
{
System.Console.Error.WriteLine("Bad parameter for compile. IsCoreLib options has to be 'true' or 'false'.");
Environment.Exit(1);
}
md.PeFileName = args[i + 1];
md.Compile(md.PeFileName, isCoreLibrary);
i += 2;
}
else if (arg == "-excludeclassbyname" && i + 1 < args.Length)
{
System.Console.WriteLine("*********************************************** WARNING *************************************************");
System.Console.WriteLine("Use ExcludeTypeAttribute instead of passing this option. This will be removed in a future version of MDP.");
System.Console.WriteLine("*********************************************************************************************************");
md.AddClassToExclude(args[++i]);
}
else if (arg == "-verbose")
{
md.Verbose = true;
}
else if (arg == "-verboseminimize" && i + 1 < args.Length)
{
md.VerboseMinimize = true;
}
else if (arg == "-loadhints" && i + 2 < args.Length)
{
md.AddLoadHint(args[i + 1], args[i + 2]);
i += 2;
}
else if (arg == "-generateskeleton" && i + 2 < args.Length)
{
// fill in arguments
string file = args[i + 1];
string name = args[i + 2];
string project = args[i + 3];
bool withoutInteropCode = false;
if (!bool.TryParse(args[i + 4], out withoutInteropCode))
{
System.Console.Error.WriteLine("Bad parameter for generateSkeleton. Generate code without Interop support has to be 'true' or 'false'.");
Environment.Exit(1);
}
md.GenerateSkeleton(
file,
name,
project,
withoutInteropCode,
isCoreLibrary);
i += 4;
}
else if (arg == "-generatedependency" && i + 1 < args.Length)
{
md.GenerateDependency(args[++i]);
}
else if (arg == "-dump_all" && i + 1 < args.Length)
{
md.DumpMetadata = true;
}
else
{
System.Console.Error.WriteLine("Unknown command line option '{0}' ignored.", arg);
}
}
}
}
}