From 3c3736cf93eb61d51569ee82629dcb5238ccd45a Mon Sep 17 00:00:00 2001 From: jochen Date: Tue, 9 Feb 1999 01:49:43 +0000 Subject: [PATCH] much work git-svn-id: https://svn.code.sf.net/p/jode/code/trunk@239 379699f6-c40d-0410-875b-85095c16579e --- jode/jode/obfuscator/Main.java | 78 ++++++++++++++++------------------ 1 file changed, 36 insertions(+), 42 deletions(-) diff --git a/jode/jode/obfuscator/Main.java b/jode/jode/obfuscator/Main.java index 6dffdbf..681173c 100644 --- a/jode/jode/obfuscator/Main.java +++ b/jode/jode/obfuscator/Main.java @@ -21,11 +21,13 @@ import jode.bytecode.ClassInfo; import jode.obfuscator.*; import java.util.Vector; import java.lang.reflect.Modifier; +import java.io.PrintStream; public class Obfuscator { public static boolean isVerbose = false; public static boolean isDebugging = false; + public static PrintStream err = System.err; public static final int PRESERVE_NONE = 0; public static final int PRESERVE_PUBLIC = Modifier.PUBLIC; public static final int PRESERVE_PROTECTED = @@ -40,40 +42,37 @@ public class Obfuscator { public static final int RENAME_TABLE = 4; public static void usage() { - Decompiler.err.println("usage: jode.Obfuscator flags* [class | package]*"); - Decompiler.err.println("\t[-v] "+"Verbose output"); - Decompiler.err.println("\t[-debug] "+"Debugging"); - Decompiler.err.println("\t[-nostrip] "+ + Obfuscator.err.println("usage: jode.Obfuscator flags* [class | package]*"); + Obfuscator.err.println("\t[-v] "+"Verbose output"); + Obfuscator.err.println("\t[-debug] "+"Debugging"); + Obfuscator.err.println("\t[-nostrip] "+ "Don't strip not needed methods"); - - Decompiler.err.println("\t[-sourcepath] "+ - "Colon-separated list of source-file directory"); - Decompiler.err.println("\t[-d ] "+ + Obfuscator.err.println("\t[-cp ] "+ + "The class path; should contain classes.zip"); + Obfuscator.err.println("\t[-d ] "+ "Destination directory for output classes"); - Decompiler.err.println("Preserve options: "); - Decompiler.err.println("\t[-package] "+ + Obfuscator.err.println("Preserve options: "); + Obfuscator.err.println("\t[-package] "+ "Preserve all package members"); - Decompiler.err.println("\t[-protected] "+ + Obfuscator.err.println("\t[-protected] "+ "Preserve all protected members"); - Decompiler.err.println("\t[-public] "+ + Obfuscator.err.println("\t[-public] "+ "Preserve all public members"); - Decompiler.err.println("\t[-class ] "+ - "Preserve only the given class (allowed multiple times"); - Decompiler.err.println("\t[-method ] "+ - "Preserve only the given metod (allowed multiple times"); - Decompiler.err.println("Obfuscating options: "); - Decompiler.err.println("\t[-strong] "+ - "Rename identifiers to random number/letters"); - Decompiler.err.println("\t[-weak] "+ + Obfuscator.err.println("\t[-preserve ] "+ + "Preserve only the given name (allowed multiple times)"); + Obfuscator.err.println("Obfuscating options: "); + Obfuscator.err.println("\t[-strong] "+ + "Rename identifiers to random unicode identifier"); + Obfuscator.err.println("\t[-weak] "+ "Rename to random, but legal java identifier"); - Decompiler.err.println("\t[-unique] "+ + Obfuscator.err.println("\t[-unique] "+ "Rename to unique legal java identifier"); - Decompiler.err.println("\t[-none] "+ + Obfuscator.err.println("\t[-none] "+ "Don't rename any method."); - Decompiler.err.println("\t[-table ] "+ + Obfuscator.err.println("\t[-table ] "+ "Read translation table from file"); - Decompiler.err.println("\t[-revtable ] "+ + Obfuscator.err.println("\t[-revtable ] "+ "Write reversed translation table to file"); } @@ -82,12 +81,11 @@ public class Obfuscator { String sourcePath = System.getProperty("java.class.path"); String destPath = "."; - Vector classnames = new Vector(); - Vector methodnames = new Vector(); + Vector preservedIdents = new Vector(); boolean strip = true; - int preserve = PRESERVE_NONE; - int rename = RENAME_WEAK; + int preserveRule = PRESERVE_NONE; + int rename = RENAME_WEAK; String table = null; String toTable = null; @@ -108,18 +106,14 @@ public class Obfuscator { /* Preserve options */ else if (params[i].equals("-package")) - preserve = PRESERVE_PACKAGE; + preserveRule = PRESERVE_PACKAGE; else if (params[i].equals("-protected")) - preserve = PRESERVE_PROTECTED; + preserveRule = PRESERVE_PROTECTED; else if (params[i].equals("-public")) - preserve = PRESERVE_PUBLIC; - else if (params[i].equals("-class")) { - String className = params[++i]; - classnames.addElement(className); - } - else if (params[i].equals("-method")) { - String methodName = params[++i]; - methodnames.addElement(methodName); + preserveRule = PRESERVE_PUBLIC; + else if (params[i].equals("-preserve")) { + String ident = params[++i]; + preservedIdents.addElement(ident); } /* Obfuscate options */ @@ -143,13 +137,13 @@ public class Obfuscator { break; } else { if (!params[i].startsWith("-h")) - Decompiler.err.println("Unknown option: "+params[i]); + Obfuscator.err.println("Unknown option: "+params[i]); usage(); return; } } if (i == params.length) { - Decompiler.err.println("No package or classes specified."); + Obfuscator.err.println("No package or classes specified."); usage(); return; } @@ -158,7 +152,7 @@ public class Obfuscator { ClassBundle bundle = new ClassBundle(); for (; i< params.length; i++) bundle.loadClasses(params[i]); - bundle.markPreserved(preserve, classnames, methodnames); + bundle.setPreserved(preserveRule, preservedIdents); if (strip) bundle.strip(); @@ -168,7 +162,7 @@ public class Obfuscator { else bundle.readTable(table); if (toTable != null) - bundle.writeTable(table); + bundle.writeTable(toTable); bundle.storeClasses(destPath); }