diff options
Diffstat (limited to 'python/olm/inbound_group_session.py')
-rw-r--r-- | python/olm/inbound_group_session.py | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/python/olm/inbound_group_session.py b/python/olm/inbound_group_session.py deleted file mode 100644 index 286aedb..0000000 --- a/python/olm/inbound_group_session.py +++ /dev/null @@ -1,138 +0,0 @@ -import json - -from ._base import * - -lib.olm_inbound_group_session_size.argtypes = [] -lib.olm_inbound_group_session_size.restype = c_size_t - -lib.olm_inbound_group_session.argtypes = [c_void_p] -lib.olm_inbound_group_session.restype = c_void_p - -lib.olm_inbound_group_session_last_error.argtypes = [c_void_p] -lib.olm_inbound_group_session_last_error.restype = c_char_p - - -def inbound_group_session_errcheck(res, func, args): - if res == ERR: - raise OlmError("%s: %s" % ( - func.__name__, lib.olm_inbound_group_session_last_error(args[0]) - )) - return res - - -def inbound_group_session_function(func, *types): - func.argtypes = (c_void_p,) + types - func.restypes = c_size_t - func.errcheck = inbound_group_session_errcheck - - -inbound_group_session_function( - lib.olm_pickle_inbound_group_session, - c_void_p, c_size_t, c_void_p, c_size_t, -) -inbound_group_session_function( - lib.olm_unpickle_inbound_group_session, - c_void_p, c_size_t, c_void_p, c_size_t, -) - -inbound_group_session_function( - lib.olm_init_inbound_group_session, c_void_p, c_size_t -) - -inbound_group_session_function( - lib.olm_import_inbound_group_session, c_void_p, c_size_t -) - -inbound_group_session_function( - lib.olm_group_decrypt_max_plaintext_length, c_void_p, c_size_t -) -inbound_group_session_function( - lib.olm_group_decrypt, - c_void_p, c_size_t, # message - c_void_p, c_size_t, # plaintext - POINTER(c_uint32), # message_index -) - -inbound_group_session_function( - lib.olm_inbound_group_session_id_length, -) -inbound_group_session_function( - lib.olm_inbound_group_session_id, - c_void_p, c_size_t, -) - -lib.olm_inbound_group_session_first_known_index.argtypes = (c_void_p,) -lib.olm_inbound_group_session_first_known_index.restypes = c_uint32 - -inbound_group_session_function( - lib.olm_export_inbound_group_session_length, -) -inbound_group_session_function( - lib.olm_export_inbound_group_session, c_void_p, c_size_t, c_uint32, -) - - -class InboundGroupSession(object): - def __init__(self): - self.buf = create_string_buffer(lib.olm_inbound_group_session_size()) - self.ptr = lib.olm_inbound_group_session(self.buf) - - def pickle(self, key): - key_buffer = create_string_buffer(key) - pickle_length = lib.olm_pickle_inbound_group_session_length(self.ptr) - pickle_buffer = create_string_buffer(pickle_length) - lib.olm_pickle_inbound_group_session( - self.ptr, key_buffer, len(key), pickle_buffer, pickle_length - ) - return pickle_buffer.raw - - def unpickle(self, key, pickle): - key_buffer = create_string_buffer(key) - pickle_buffer = create_string_buffer(pickle) - lib.olm_unpickle_inbound_group_session( - self.ptr, key_buffer, len(key), pickle_buffer, len(pickle) - ) - - def init(self, session_key): - key_buffer = create_string_buffer(session_key) - lib.olm_init_inbound_group_session( - self.ptr, key_buffer, len(session_key) - ) - - def import_session(self, session_key): - key_buffer = create_string_buffer(session_key) - lib.olm_import_inbound_group_session( - self.ptr, key_buffer, len(session_key) - ) - - def decrypt(self, message): - message_buffer = create_string_buffer(message) - max_plaintext_length = lib.olm_group_decrypt_max_plaintext_length( - self.ptr, message_buffer, len(message) - ) - plaintext_buffer = create_string_buffer(max_plaintext_length) - message_buffer = create_string_buffer(message) - - message_index = c_uint32() - plaintext_length = lib.olm_group_decrypt( - self.ptr, message_buffer, len(message), - plaintext_buffer, max_plaintext_length, - byref(message_index) - ) - return plaintext_buffer.raw[:plaintext_length], message_index.value - - def session_id(self): - id_length = lib.olm_inbound_group_session_id_length(self.ptr) - id_buffer = create_string_buffer(id_length) - lib.olm_inbound_group_session_id(self.ptr, id_buffer, id_length) - return id_buffer.raw - - def first_known_index(self): - return lib.olm_inbound_group_session_first_known_index(self.ptr) - - def export_session(self, message_index): - length = lib.olm_export_inbound_group_session_length(self.ptr) - buffer = create_string_buffer(length) - lib.olm_export_inbound_group_session(self.ptr, buffer, length, - message_index) - return buffer.raw |