# ------------------------------------------------------------------------------
# CodeHawk Java Analyzer
# Author: <NAME>
# ------------------------------------------------------------------------------
# The MIT License (MIT)
#
# Copyright (c) 2016-2020 Kestrel Technology LLC
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
# ------------------------------------------------------------------------------
"""Analyzes taint propagation from a particular taint source."""

import argparse
import time

from contextlib import contextmanager

import chj.cmdline.AnalysisManager as AM
import chj.util.fileutil as UF

def parse():
    parser = argparse.ArgumentParser(description=__doc__)
    parser.add_argument('appname',help='name of engagement application')
    parser.add_argument('origin',type=int,help='index of taint origin of interest')
    args = parser.parse_args()
    return args

@contextmanager
def timing(activity):
    t0 = time.time()
    yield
    print('\n' + ('=' * 80) + 
          '\nCompleted ' + activity + ' in ' + str(time.time() - t0) + ' secs' +
          '\n' + ('=' * 80))

if __name__ == '__main__':

    args = parse()
    try:
        UF.check_analyzer()
        (path,jars) = UF.get_engagement_app_jars(args.appname)
        UF.check_analysisdir(path)
    except UF.CHJError as e:
        print(str(e.wrap()))
        exit(1)
    
    pkg_excludes = UF.get_engagement_app_excludes(args.appname)
    dependencies = UF.get_engagement_app_dependencies(args.appname)

    am = AM.AnalysisManager(path,jars,dependencies=dependencies,excludes=pkg_excludes)

    with timing('taint propagation analysis'):
        try:
            am.create_taint_trail(args.origin)
        except UF.CHJError as e:
            print(str(e.wrap()))

# ------------------------------------------------------------------------------
# CodeHawk Java Analyzer
# Author: <NAME>
# ------------------------------------------------------------------------------
# The MIT License (MIT)
#
# Copyright (c) 2016-2020 Kestrel Technology LLC
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
# ------------------------------------------------------------------------------
"""Analyzes taint propagation from a particular taint source."""

import argparse
import time

from contextlib import contextmanager

import chj.cmdline.AnalysisManager as AM
import chj.util.fileutil as UF

def parse():
    parser = argparse.ArgumentParser(description=__doc__)
    parser.add_argument('appname',help='name of engagement application')
    parser.add_argument('origin',type=int,help='index of taint origin of interest')
    args = parser.parse_args()
    return args

@contextmanager
def timing(activity):
    t0 = time.time()
    yield
    print('\n' + ('=' * 80) + 
          '\nCompleted ' + activity + ' in ' + str(time.time() - t0) + ' secs' +
          '\n' + ('=' * 80))

if __name__ == '__main__':

    args = parse()
    try:
        UF.check_analyzer()
        (path,jars) = UF.get_engagement_app_jars(args.appname)
        UF.check_analysisdir(path)
    except UF.CHJError as e:
        print(str(e.wrap()))
        exit(1)
    
    pkg_excludes = UF.get_engagement_app_excludes(args.appname)
    dependencies = UF.get_engagement_app_dependencies(args.appname)

    am = AM.AnalysisManager(path,jars,dependencies=dependencies,excludes=pkg_excludes)

    with timing('taint propagation analysis'):
        try:
            am.create_taint_trail(args.origin)
        except UF.CHJError as e:
            print(str(e.wrap()))

# ------------------------------------------------------------------------------ # CodeHawk Java Analyzer # Author: <NAME> # ------------------------------------------------------------------------------ # The MIT License (MIT) # # Copyright (c) 2016-2020 Kestrel Technology LLC # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in all # copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE # SOFTWARE. # ------------------------------------------------------------------------------ Analyzes taint propagation from a particular taint source.