def execute_encryption():
inputfilename = None
outputfilename = None
keyfilename = None
decryptFlag = False
global cipher
optlist, args = getopt.getopt(sys.argv[1:], "i:o:k:d")
for (option, value) in optlist:
if option == '-i':
inputfilename = value
elif option == '-o':
outputfilename = value
elif option == '-k':
keyfilename = value
elif option == '-d':
decryptFlag = True
# check to see if we got enough parameters
if keyfilename is None and inputfilename is None:
sys.stderr.write("Error: must specify either keyfile or input file.\n")
sys.exit(1)
return
cipher = twofish.twofish()
# okay, if we have a keyfilename, do that, else prompt for key:
if keyfilename is not None:
set_key_from_file(cipher, keyfilename)
else:
prompt_for_key(cipher)
pass
if inputfilename is not None:
inputfile = open(inputfilename, "r")
if outputfilename is None:
outputfilename = inputfilename + ".tfe"
else:
inputfile = sys.stdin
if outputfilename:
outputfile = open(outputfilename, "w")
else:
outputfile = sys.stdout
if decryptFlag:
cipher.decrypt_cfb_file(inputfile, outputfile)
else:
cipher.encrypt_cfb_file(inputfile, outputfile)
def execute_encryption():
inputfilename = None
outputfilename = None
keyfilename = None
decryptFlag = False
global cipher
optlist, args = getopt.getopt(sys.argv[1:], "i:o:k:d")
for (option, value) in optlist:
if option == '-i':
inputfilename = value
elif option == '-o':
outputfilename = value
elif option == '-k':
keyfilename = value
elif option == '-d':
decryptFlag = True
# check to see if we got enough parameters
if keyfilename is None and inputfilename is None:
sys.stderr.write("Error: must specify either keyfile or input file.\n")
sys.exit(1)
return
cipher=twofish.twofish()
# okay, if we have a keyfilename, do that, else prompt for key:
if keyfilename is not None:
set_key_from_file(cipher,keyfilename)
else:
prompt_for_key(cipher)
pass
if inputfilename is not None:
inputfile=open(inputfilename,"r")
if outputfilename is None:
outputfilename=inputfilename+".tfe"
else:
inputfile=sys.stdin
if outputfilename:
outputfile=open(outputfilename,"w")
else:
outputfile=sys.stdout
if decryptFlag:
cipher.decrypt_cfb_file(inputfile, outputfile)
else:
cipher.encrypt_cfb_file(inputfile, outputfile)
if len(sys.argv) > 1:
tarballUri = sys.argv[1]
else:
print __doc__
sys.exit(1)
tarballName = os.path.join("/tmp", os.path.split(tarballUri)[-1])
password = raw_input("Password: "******"Can't find tarball at that location, please check spelling"
sys.exit(1)
outputfile = open(tarballName, "w")
if password:
cipher = twofish.twofish()
m = hashlib.md5()
m.update(password)
key = m.digest()
cipher.setkey(key)
cipher.decrypt_cfb_file(inputfile, outputfile)
else:
blocksize = 1024 * 1024
s = inputfile.read(blocksize)
while s:
outputfile.write(s)
s = inputfile.read(blocksize)
inputfile.close()
outputfile.close()
os.chdir("/tmp")
if os.system("tar xfz " + tarballName) != 0:
if len(sys.argv) > 1:
tarballUri = sys.argv[1]
else:
print __doc__
sys.exit(1)
tarballName = os.path.join("/tmp", os.path.split(tarballUri)[-1])
password = raw_input("Password: "******"Can't find tarball at that location, please check spelling"
sys.exit(1)
outputfile = open(tarballName, "w")
if password:
cipher = twofish.twofish()
m = hashlib.md5()
m.update(password)
key = m.digest()
cipher.setkey(key)
cipher.decrypt_cfb_file(inputfile,outputfile)
else:
blocksize = 1024 * 1024
s = inputfile.read(blocksize)
while s:
outputfile.write(s)
s = inputfile.read(blocksize)
inputfile.close()
outputfile.close()
os.chdir("/tmp")
if os.system("tar xfz " + tarballName) != 0:
