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//
// Mono.ILASM.Driver
// Main Command line interface for Mono ILasm Compiler
//
// Author(s):
// Jackson Harper (Jackson@LatitudeGeo.com)
//
// (C) 2003 Jackson Harper, All rights reserved
// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
//
using System;
using System.IO;
using System.Reflection;
using System.Collections;
using System.Security.Cryptography;
using Mono.Security;
namespace Mono.ILASM {
public class Driver {
enum Target {
Dll,
Exe
}
public static int Main (string[] args)
{
// Do everything in Invariant
System.Threading.Thread.CurrentThread.CurrentCulture = System.Globalization.CultureInfo.InvariantCulture;
DriverMain driver = new DriverMain (args);
if (!driver.Run ())
return 1;
Report.Message ("Operation completed successfully");
return 0;
}
private class DriverMain {
private ArrayList il_file_list;
private string output_file;
private Target target = Target.Exe;
private string target_string = "exe";
private bool show_tokens = false;
private bool show_method_def = false;
private bool show_method_ref = false;
private bool show_parser = false;
private bool scan_only = false;
private bool debugging_info = false;
private CodeGen codegen;
private bool keycontainer = false;
private string keyname;
private StrongName sn;
public DriverMain (string[] args)
{
il_file_list = new ArrayList ();
ParseArgs (args);
}
public bool Run ()
{
if (il_file_list.Count == 0)
Usage ();
if (output_file == null)
output_file = CreateOutputFilename ();
try {
codegen = new CodeGen (output_file, target == Target.Dll, debugging_info);
foreach (string file_path in il_file_list) {
Report.FilePath = file_path;
ProcessFile (file_path);
}
if (scan_only)
return true;
if (Report.ErrorCount > 0)
return false;
if (target != Target.Dll && !codegen.HasEntryPoint)
Report.Error ("No entry point found.");
// if we have a key and aren't assembling a netmodule
if ((keyname != null) && !codegen.IsThisAssembly (null)) {
LoadKey ();
// this overrides any attribute or .publickey directive in the source
codegen.ThisAssembly.SetPublicKey (sn.PublicKey);
}
try {
codegen.Write ();
} catch {
File.Delete (output_file);
throw;
}
} catch (ILAsmException e) {
Error (e.ToString ());
return false;
} catch (PEAPI.PEFileException pe) {
Error ("Error : " + pe.Message);
return false;
}
try {
if (sn != null) {
Report.Message ("Signing assembly with the specified strongname keypair");
return Sign (output_file);
}
} catch {
return false;
}
return true;
}
private void Error (string message)
{
Console.WriteLine (message + "\n");
Console.WriteLine ("***** FAILURE *****\n");
}
private void LoadKey ()
{
if (keycontainer) {
CspParameters csp = new CspParameters ();
csp.KeyContainerName = keyname;
RSACryptoServiceProvider rsa = new RSACryptoServiceProvider (csp);
sn = new StrongName (rsa);
} else {
byte[] data = null;
using (FileStream fs = File.OpenRead (keyname)) {
data = new byte [fs.Length];
fs.Read (data, 0, data.Length);
fs.Close ();
}
sn = new StrongName (data);
}
}
private bool Sign (string filename)
{
// note: if the file cannot be signed (no public key in it) then
// we do not show an error, or a warning, if the key file doesn't
// exists
return sn.Sign (filename);
}
private void ProcessFile (string file_path)
{
if (!File.Exists (file_path)) {
Console.WriteLine ("File does not exist: {0}",
file_path);
Environment.Exit (2);
}
Report.AssembleFile (file_path, null,
target_string, output_file);
StreamReader reader = File.OpenText (file_path);
ILTokenizer scanner = new ILTokenizer (reader);
if (show_tokens)
scanner.NewTokenEvent += new NewTokenEvent (ShowToken);
//if (show_method_def)
// MethodTable.MethodDefinedEvent += new MethodDefinedEvent (ShowMethodDef);
//if (show_method_ref)
// MethodTable.MethodReferencedEvent += new MethodReferencedEvent (ShowMethodRef);
if (scan_only) {
ILToken tok;
while ((tok = scanner.NextToken) != ILToken.EOF) {
Console.WriteLine (tok);
}
return;
}
ILParser parser = new ILParser (codegen, scanner);
codegen.BeginSourceFile (file_path);
try {
if (show_parser)
parser.yyparse (new ScannerAdapter (scanner),
new yydebug.yyDebugSimple ());
else
parser.yyparse (new ScannerAdapter (scanner), null);
} catch (ILTokenizingException ilte) {
Report.Error (ilte.Location, "syntax error at token '" + ilte.Token + "'");
} catch (Mono.ILASM.yyParser.yyException ye) {
Report.Error (scanner.Reader.Location, ye.Message);
} catch (ILAsmException ie) {
ie.FilePath = file_path;
ie.Location = scanner.Reader.Location;
throw;
} catch (Exception e){
Console.Write ("{0} ({1}, {2}): ",file_path, scanner.Reader.Location.line, scanner.Reader.Location.column);
throw;
} finally {
codegen.EndSourceFile ();
}
}
public void ShowToken (object sender, NewTokenEventArgs args)
{
Console.WriteLine ("token: '{0}'", args.Token);
}
/*
public void ShowMethodDef (object sender, MethodDefinedEventArgs args)
{
Console.WriteLine ("***** Method defined *****");
Console.WriteLine ("-- signature: {0}", args.Signature);
Console.WriteLine ("-- name: {0}", args.Name);
Console.WriteLine ("-- return type: {0}", args.ReturnType);
Console.WriteLine ("-- is in table: {0}", args.IsInTable);
Console.WriteLine ("-- method atts: {0}", args.MethodAttributes);
Console.WriteLine ("-- impl atts: {0}", args.ImplAttributes);
Console.WriteLine ("-- call conv: {0}", args.CallConv);
}
public void ShowMethodRef (object sender, MethodReferencedEventArgs args)
{
Console.WriteLine ("***** Method referenced *****");
Console.WriteLine ("-- signature: {0}", args.Signature);
Console.WriteLine ("-- name: {0}", args.Name);
Console.WriteLine ("-- return type: {0}", args.ReturnType);
Console.WriteLine ("-- is in table: {0}", args.IsInTable);
}
*/
private void ParseArgs (string[] args)
{
string command_arg;
foreach (string str in args) {
if ((str[0] != '-') && (str[0] != '/')) {
il_file_list.Add (str);
continue;
}
switch (GetCommand (str, out command_arg)) {
case "out":
case "output":
output_file = command_arg;
break;
case "exe":
target = Target.Exe;
target_string = "exe";
break;
case "dll":
target = Target.Dll;
target_string = "dll";
break;
case "quiet":
Report.Quiet = true;
break;
case "debug":
case "deb":
debugging_info = true;
break;
// Stubs to stay commandline compatible with MS
case "listing":
case "nologo":
case "clock":
case "error":
case "subsystem":
case "flags":
case "alignment":
case "base":
case "resource":
break;
case "key":
if (command_arg.Length > 0)
keycontainer = (command_arg [0] == '@');
if (keycontainer)
keyname = command_arg.Substring (1);
else
keyname = command_arg;
break;
case "scan_only":
scan_only = true;
break;
case "show_tokens":
show_tokens = true;
break;
case "show_method_def":
show_method_def = true;
break;
case "show_method_ref":
show_method_ref = true;
break;
case "show_parser":
show_parser = true;
break;
case "-about":
if (str[0] != '-')
break;
About ();
break;
case "-version":
if (str[0] != '-')
break;
Version ();
break;
default:
if (str [0] == '-')
break;
il_file_list.Add (str);
break;
}
}
}
private string GetCommand (string str, out string command_arg)
{
int end_index = str.IndexOfAny (new char[] {':', '='}, 1);
string command = str.Substring (1,
end_index == -1 ? str.Length - 1 : end_index - 1);
if (end_index != -1) {
command_arg = str.Substring (end_index+1);
} else {
command_arg = null;
}
return command.ToLower ();
}
/// <summary>
/// Get the first file name and makes it into an output file name
/// </summary>
private string CreateOutputFilename ()
{
string file_name = (string)il_file_list[0];
int ext_index = file_name.LastIndexOf ('.');
if (ext_index == -1)
ext_index = file_name.Length;
return String.Format ("{0}.{1}", file_name.Substring (0, ext_index),
target_string);
}
private void Usage ()
{
Console.WriteLine ("Mono ILasm compiler\n" +
"ilasm [options] source-files\n" +
" --about About the Mono ILasm compiler\n" +
" --version Print the version number of the Mono ILasm compiler\n" +
" /output:file_name Specifies output file.\n" +
" /exe Compile to executable.\n" +
" /dll Compile to library.\n" +
" /debug Include debug information.\n" +
" /key:keyfile Strongname using the specified key file\n" +
" /key:@container Strongname using the specified key container\n" +
"Options can be of the form -option or /option\n");
Environment.Exit (1);
}
private void About ()
{
Console.WriteLine (
"For more information on Mono, visit the project Web site\n" +
" http://www.go-mono.com\n\n");
Environment.Exit (0);
}
private void Version ()
{
string version = System.Reflection.Assembly.GetExecutingAssembly ().GetName ().Version.ToString ();
Console.WriteLine ("Mono ILasm compiler version {0}", version);
Environment.Exit (0);
}
}
}
}
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