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Direktori : /proc/self/root/lib64/python2.7/site-packages/M2Crypto/PGP/ |
Current File : //proc/self/root/lib64/python2.7/site-packages/M2Crypto/PGP/PublicKey.py |
"""M2Crypto PGP2. Copyright (c) 1999-2003 Ng Pheng Siong. All rights reserved.""" from constants import * from packet import * import RSA class PublicKey: def __init__(self, pubkey_pkt): import warnings warnings.warn('Deprecated. No maintainer for PGP. If you use this, please inform M2Crypto maintainer.', DeprecationWarning) self._pubkey_pkt = pubkey_pkt self._pubkey = RSA.new_pub_key((pubkey_pkt._e, pubkey_pkt._n)) self._userid = {} self._signature = {} def keyid(self): return self._pubkey.n[-8:] def add_userid(self, u_pkt): assert isinstance(u_pkt, userid_packet) self._userid[u_pkt.userid()] = u_pkt def remove_userid(self, userid): del self._userid[userid] def add_signature(self, userid, s_pkt): assert isinstance(s_pkt, signature_packet) assert self._userid.has_key(userid) if self._signature.has_key(userid): self._signature.append(s_pkt) else: self._signature = [s_pkt] def __getitem__(self, id): return self._userid[id] def __setitem__(self, *args): raise NotImplementedError def __delitem__(self, id): del self._userid[id] if self._signature[id]: del self._signature[id] def write(self, stream): pass def encrypt(self, ptxt): # XXX Munge ptxt into pgp format. return self._pubkey.public_encrypt(ptxt, RSA.pkcs1_padding) def decrypt(self, ctxt): # XXX Munge ctxt into pgp format. return self._pubkey.public_encrypt(ctxt, RSA.pkcs1_padding)