def decompileClass(path=[], targets=None, outpath=None, plugins=[]):
if outpath is None:
outpath = os.getcwd()
e = Environment()
for part in path:
e.addToPath(part)
makeGraph = makeCallback(plugins)
start_time = time.time()
# random.shuffle(targets)
with e: #keep jars open
for i, target in enumerate(targets):
print 'processing target {}, {} remaining'.format(
target,
len(targets) - i)
c = e.getClass(target)
source = javaclass.generateAST(c, makeGraph).print_()
#The single class decompiler doesn't add package declaration currently so we add it here
if '/' in target:
package = 'package {};\n\n'.format(
target.replace('/', '.').rpartition('.')[0])
source = package + source
filename = script_util.writeFile(outpath, c.name, '.java', source)
print 'Class written to', filename
print time.time() - start_time, ' seconds elapsed'
deleteUnusued(c)
def decompileClass(path=[], targets=None, outpath=None):
if outpath is None:
outpath = os.getcwd()
e = Environment()
for part in path:
e.addToPath(part)
start_time = time.time()
# random.shuffle(targets)
with e: #keep jars open
for i,target in enumerate(targets):
print 'processing target {}, {} remaining'.format(target, len(targets)-i)
c = e.getClass(target)
deco = javaclass.ClassDecompiler(c, makeGraph)
source = deco.generateSource()
#The single class decompiler doesn't add package declaration currently so we add it here
if '/' in target:
package = 'package {};\n\n'.format(target.replace('/','.').rpartition('.')[0])
source = package + source
filename = script_util.writeFile(outpath, c.name, '.java', source)
print 'Class written to', filename
print time.time() - start_time, ' seconds elapsed'
deleteUnusued(c)
def disassembleClass(readTarget, targets=None, outpath=None):
if outpath is None:
outpath = os.getcwd()
# targets = targets[::-1]
start_time = time.time()
# random.shuffle(targets)
for i,target in enumerate(targets):
print 'processing target {}, {}/{} remaining'.format(target, len(targets)-i, len(targets))
data = readTarget(target)
stream = Krakatau.binUnpacker.binUnpacker(data=data)
class_ = ClassFile(stream)
source = Krakatau.assembler.disassembler.disassemble(class_)
filename = script_util.writeFile(outpath, class_.name, '.j', source)
print 'Class written to', filename
print time.time() - start_time, ' seconds elapsed'
def disassembleClass(readTarget, targets=None, outpath=None):
if outpath is None:
outpath = os.getcwd()
# targets = targets[::-1]
start_time = time.time()
# __import__('random').shuffle(targets)
for i,target in enumerate(targets):
print 'processing target {}, {}/{} remaining'.format(target, len(targets)-i, len(targets))
data = readTarget(target)
stream = Krakatau.binUnpacker.binUnpacker(data=data)
class_ = ClassFile(stream)
class_.loadElements(keepRaw=True)
source = Krakatau.assembler.disassembler.disassemble(class_)
filename = script_util.writeFile(outpath, class_.name, '.j', source)
print 'Class written to', filename
print time.time() - start_time, ' seconds elapsed'
parser.add_argument('-out', help='Path to generate files in')
parser.add_argument(
'-g',
action='store_true',
help="Add line number information to the generated class")
parser.add_argument('-jas',
action='store_true',
help="Enable Jasmin compatibility mode")
parser.add_argument(
'-r',
action='store_true',
help="Process all files in the directory target and subdirectories")
parser.add_argument('target', help='Name of file to assemble')
args = parser.parse_args()
targets = script_util.findFiles(args.target, args.r, '.j')
base_path = args.out if args.out is not None else os.getcwd()
for i, target in enumerate(targets):
print 'Processing file {}, {}/{} remaining'.format(
target,
len(targets) - i, len(targets))
pairs = assembleClass(target, args.g, args.jas)
# if pairs is None:
# print 'Assembly of ', target, 'failed!'
# continue
for name, data in pairs:
filename = script_util.writeFile(base_path, name, '.class', data)
print 'Class written to', filename
lexer = tokenize.makeLexer(debug=debug)
parser = parse.makeParser(debug=debug)
parse_trees = parser.parse(assembly, lexer=lexer)
return parse_trees and [assembler.assemble(tree, makeLineNumbers, jasmode, basename) for tree in parse_trees]
if __name__== "__main__":
print 'Krakatau Copyright (C) 2012-13 Robert Grosse'
import argparse
parser = argparse.ArgumentParser(description='Krakatau bytecode assembler')
parser.add_argument('-out',help='Path to generate files in')
parser.add_argument('-g', action='store_true', help="Add line number information to the generated class")
parser.add_argument('-jas', action='store_true', help="Enable Jasmin compatibility mode")
parser.add_argument('-r', action='store_true', help="Process all files in the directory target and subdirectories")
parser.add_argument('target',help='Name of file to assemble')
args = parser.parse_args()
targets = script_util.findFiles(args.target, args.r, '.j')
base_path = args.out if args.out is not None else os.getcwd()
for i, target in enumerate(targets):
print 'Processing file {}, {}/{} remaining'.format(target, len(targets)-i, len(targets))
pairs = assembleClass(target, args.g, args.jas)
# if pairs is None:
# print 'Assembly of ', target, 'failed!'
# continue
for name, data in pairs:
filename = script_util.writeFile(base_path, name, '.class', data)
print 'Class written to', filename