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jode
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GlobalOptions added

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git-svn-id: https://svn.code.sf.net/p/jode/code/trunk@673 379699f6-c40d-0410-875b-85095c16579e
stable
jochen 26 years ago
parent f2c8547aa3
commit fe96141582
1 changed files with 41 additions and 69 deletions
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  1. 108
      jode/jode/Decompiler.java

108
jode/jode/Decompiler.java
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@ -25,27 +25,13 @@ import java.util.zip.ZipOutputStream;
import java.util.zip.ZipEntry;
public class Decompiler {
public final static String version = "1.0";
public final static String email = "jochen@gnu.org";
public final static String copyright =
"Jode (c) 1998,1999 Jochen Hoenicke <"+email+">";
public final static int TAB_SIZE_MASK = 0x0f;
public final static int BRACE_AT_EOL = 0x10;
public final static int SUN_STYLE = 0x14;
public final static int GNU_STYLE = 0x02;
public static PrintStream err = System.err;
public static boolean isVerbose = false;
public static boolean isDebugging = false;
public static boolean isTypeDebugging = false;
public static boolean isFlowDebugging = false;
public static boolean usePUSH = false;
public static boolean debugInOut = false;
public static boolean debugAnalyze = false;
public static boolean showLVT = false;
public static boolean useLVT = true;
public static boolean doChecks = false;
public static boolean prettyLocals = false;
public static boolean immediateOutput = false;
public static boolean highlevelTrafos = true;
@ -53,21 +39,19 @@ public class Decompiler {
public static boolean undoOptimizations = true;
public static boolean removeOnetimeLocals = false;
public static int outputStyle = SUN_STYLE;
public static int importPackageLimit = 3;
public static int importClassLimit = 3;
public static void usage() {
err.println("Version: " + version);
PrintStream err = GlobalOptions.err;
err.println("Version: " + GlobalOptions.version);
err.println("use: jode [-v][--dest <destdir>]"
+"[--imm][--pretty]"
+"[--cp <classpath>]"
+"[--nolvt][--usepush][--nodecrypt]"
+"[--import <pkglimit> <clslimit>]"
+"[--debug][--analyze][--flow]"
+"[--type][--inout][--lvt][--check]"
+"[--debug=...]"
+" class1 [class2 ...]");
err.println("\t-v "+
"show progress.");
"be verbose (multiple times means more verbose).");
err.println("\t--dest <destdir> "+
"write decompiled files to disk into directory destdir.");
err.println("\t--imm "+
@ -90,20 +74,8 @@ public class Decompiler {
err.println("\t "+
"and packages with more then pkglimit used classes");
err.println("Debugging options, mainly used to debug this decompiler:");
err.println("\t--debug "+
"output some debugging messages into the source code.");
err.println("\t--analyze "+
"show analyzation order of flow blocks.");
err.println("\t--flow "+
"show flow block merging.");
err.println("\t--type "+
"show how types are guessed.");
err.println("\t--inout "+
"show T1/T2 in/out-set analysis.");
err.println("\t--lvt "+
"dump the local variable table.");
err.println("\t--check "+
"do flow block sanity checks.");
err.println("\t--debug=... "+
"use --debug=help for more information.");
}
public static void main(String[] params) {
@ -111,32 +83,29 @@ public class Decompiler {
String classPath = System.getProperty("java.class.path");
File destDir = null;
ZipOutputStream destZip = null;
err.println(copyright);
int importPackageLimit = 3;
int importClassLimit = 3;
GlobalOptions.err.println(GlobalOptions.copyright);
for (i=0; i<params.length && params[i].startsWith("-"); i++) {
if (params[i].equals("-v"))
isVerbose = true;
GlobalOptions.verboseLevel++;
else if (params[i].equals("--imm"))
immediateOutput = true;
else if (params[i].equals("--dest"))
destDir = new File(params[++i]);
else if (params[i].equals("--debug"))
isDebugging = true;
else if (params[i].equals("--type"))
isTypeDebugging = true;
else if (params[i].equals("--analyze"))
debugAnalyze = true;
else if (params[i].equals("--flow"))
isFlowDebugging = true;
else if (params[i].equals("--inout"))
debugInOut = true;
else if (params[i].equals("--nolvt"))
useLVT = false;
else if (params[i].equals("--usepush"))
else if (params[i].startsWith("--debug")) {
String flags;
if (params[i].startsWith("--debug=")) {
flags = params[i].substring(8);
} else if (params[i].length() != 7) {
usage();
return;
} else {
flags = params[++i];
}
GlobalOptions.setDebugging(flags);
} else if (params[i].equals("--usepush"))
usePUSH = true;
else if (params[i].equals("--lvt"))
showLVT = true;
else if (params[i].equals("--check"))
doChecks = true;
else if (params[i].equals("--pretty"))
prettyLocals = true;
else if (params[i].equals("--nodecrypt"))
@ -148,7 +117,7 @@ public class Decompiler {
else if (style.equals("gnu"))
outputStyle = GNU_STYLE;
else {
err.println("Unknown style: "+style);
GlobalOptions.err.println("Unknown style: "+style);
usage();
return;
}
@ -163,7 +132,7 @@ public class Decompiler {
} else {
if (!params[i].startsWith("-h") &&
!params[i].equals("--help"))
err.println("Unknown option: "+params[i]);
GlobalOptions.err.println("Unknown option: "+params[i]);
usage();
return;
}
@ -174,7 +143,8 @@ public class Decompiler {
}
ClassInfo.setClassPath(classPath);
ImportHandler imports = new ImportHandler();
ImportHandler imports = new ImportHandler(importClassLimit,
importPackageLimit);
TabbedPrintWriter writer = null;
if (destDir == null)
writer = new TabbedPrintWriter(System.out, imports);
@ -182,8 +152,8 @@ public class Decompiler {
try {
destZip = new ZipOutputStream(new FileOutputStream(destDir));
} catch (IOException ex) {
err.println("Can't open zip file "+destDir);
ex.printStackTrace(err);
GlobalOptions.err.println("Can't open zip file "+destDir);
ex.printStackTrace(GlobalOptions.err);
return;
}
writer = new TabbedPrintWriter(destZip, imports);
@ -194,7 +164,8 @@ public class Decompiler {
try {
clazz = ClassInfo.forName(params[i]);
} catch (IllegalArgumentException ex) {
err.println("`"+params[i]+"' is not a class name");
GlobalOptions.err.println
("`"+params[i]+"' is not a class name");
continue;
}
@ -207,16 +178,16 @@ public class Decompiler {
File file = new File (destDir, filename);
File directory = new File(file.getParent());
if (!directory.exists() && !directory.mkdirs()) {
err.println("Could not create directory "
+ directory.getPath() + ", "
+ "check permissions.");
GlobalOptions.err.println
("Could not create directory "
+ directory.getPath() + ", check permissions.");
}
writer = new TabbedPrintWriter(new FileOutputStream(file),
imports);
}
imports.init(params[i]);
Decompiler.err.println(params[i]);
GlobalOptions.err.println(params[i]);
ClassAnalyzer clazzAna
= new ClassAnalyzer(null, clazz, imports);
@ -233,17 +204,18 @@ public class Decompiler {
/* Now is a good time to clean up */
System.gc();
} catch (IOException ex) {
err.println("Can't write source of "+params[i]+".");
err.println("Check the permissions.");
ex.printStackTrace(err);
GlobalOptions.err.println
("Can't write source of "+params[i]+".");
GlobalOptions.err.println("Check the permissions.");
ex.printStackTrace(GlobalOptions.err);
}
}
if (destZip != null) {
try {
destZip.close();
} catch (IOException ex) {
err.println("Can't close Zipfile");
ex.printStackTrace(err);
GlobalOptions.err.println("Can't close Zipfile");
ex.printStackTrace(GlobalOptions.err);
}
}
}

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