84 lines
2.7 KiB
Python
Executable File
84 lines
2.7 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (C) 2016 g10 Code GmbH
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#
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# This file is part of GPGME.
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#
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# GPGME is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# GPGME is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
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# Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this program; if not, see <http://www.gnu.org/licenses/>.
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import os
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import pyme
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from pyme import core, constants
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import support
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support.init_gpgme(constants.PROTOCOL_OpenPGP)
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for passphrase in ("abc", b"abc"):
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c = core.Context()
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c.set_armor(True)
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c.set_pinentry_mode(constants.PINENTRY_MODE_LOOPBACK)
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source = core.Data("Hallo Leute\n")
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cipher = core.Data()
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passphrase_cb_called = 0
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def passphrase_cb(hint, desc, prev_bad, hook=None):
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global passphrase_cb_called
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passphrase_cb_called += 1
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return passphrase
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c.set_passphrase_cb(passphrase_cb, None)
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c.op_encrypt([], 0, source, cipher)
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assert passphrase_cb_called == 1, \
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"Callback called {} times".format(passphrase_cb_called)
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support.print_data(cipher)
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c = core.Context()
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c.set_armor(True)
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c.set_pinentry_mode(constants.PINENTRY_MODE_LOOPBACK)
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c.set_passphrase_cb(passphrase_cb, None)
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plain = core.Data()
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cipher.seek(0, os.SEEK_SET)
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c.op_decrypt(cipher, plain)
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# Seems like the passphrase is cached.
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#assert passphrase_cb_called == 2, \
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# "Callback called {} times".format(passphrase_cb_called)
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support.print_data(plain)
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plain.seek(0, os.SEEK_SET)
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plaintext = plain.read()
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assert plaintext == b"Hallo Leute\n", \
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"Wrong plaintext {!r}".format(plaintext)
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# Idiomatic interface.
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for passphrase in ("abc", b"abc"):
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with pyme.Context(armor=True) as c:
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# Check that the passphrase callback is not altered.
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def f(*args):
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assert False
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c.set_passphrase_cb(f)
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message = "Hallo Leute\n".encode()
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ciphertext, _, _ = c.encrypt(message,
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passphrase=passphrase,
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sign=False)
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assert ciphertext.find(b'BEGIN PGP MESSAGE') > 0, 'Marker not found'
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plaintext, _, _ = c.decrypt(ciphertext, passphrase=passphrase)
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assert plaintext == message, 'Message body not recovered'
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assert c._passphrase_cb[1] == f, "Passphrase callback not restored"
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