toxygen/src/tox.py
Андрей Владимирович 072dec7bc4 savedata methods
2016-02-18 13:50:28 +03:00

109 lines
5.1 KiB
Python

# -*- coding: utf-8 -*-
from ctypes import *
from settings import Settings
from platform import system
from toxcore_enums import *
import os
class ToxOptions(Structure):
_fields_ = [
('ipv6_enabled', c_bool),
('udp_enabled', c_bool),
('proxy_type', c_int),
('proxy_host', c_char_p),
('proxy_port', c_uint16),
('start_port', c_uint16),
('end_port', c_uint16),
('tcp_port', c_uint16),
('savedata_type', c_int),
('savedata_data', c_char_p),
('savedata_length', c_size_t)
]
class Tox(object):
def __init__(self, name, path=None):
# load toxcore
if system() == 'Linux':
temp = os.path.dirname(os.path.abspath(__file__)) + '/libs/'
os.chdir(temp)
self.libtoxcore = CDLL(temp + 'libtoxcore.so')
elif system() == 'Windows':
self.libtoxcore = CDLL('libs/libtox.dll')
# load saved data
if path is None:
path = Settings.get_default_path()
full_path = path + name + '.tox'
with open(full_path, 'rb') as fl:
savedata = fl.read()
settings = Settings()
# creating tox options struct
tox_err_options = c_int()
self.libtoxcore.tox_options_new.restype = POINTER(ToxOptions)
self.tox_options = self.libtoxcore.tox_options_new(addressof(tox_err_options))
if tox_err_options == TOX_ERR_OPTIONS_NEW['TOX_ERR_OPTIONS_NEW_MALLOC']:
raise MemoryError('The function failed to allocate enough memory for the options struct.')
# filling tox options struct
self.tox_options.contents.ipv6_enabled = settings['ipv6_enabled']
self.tox_options.contents.udp_enabled = settings['udp_enabled']
self.tox_options.contents.proxy_type = settings['proxy_type']
self.tox_options.contents.proxy_host = settings['proxy_host']
self.tox_options.contents.proxy_port = settings['proxy_port']
self.tox_options.contents.start_port = settings['start_port']
self.tox_options.contents.end_port = settings['end_port']
self.tox_options.contents.tcp_port = settings['tcp_port']
self.tox_options.contents.savedata_type = TOX_SAVEDATA_TYPE['TOX_SAVEDATA_TYPE_TOX_SAVE']
self.tox_options.contents.savedata_data = c_char_p(savedata)
self.tox_options.contents.savedata_length = len(savedata)
# creating tox object
tox_err = c_int()
self.libtoxcore.tox_new.restype = POINTER(c_void_p)
self._tox_pointer = self.libtoxcore.tox_new(self.tox_options, tox_err)
if tox_err == TOX_ERR_NEW['TOX_ERR_NEW_NULL']:
raise ArgumentError('One of the arguments to the function was NULL when it was not expected.')
elif tox_err == TOX_ERR_NEW['TOX_ERR_NEW_MALLOC']:
raise MemoryError('The function was unable to allocate enough '
'memory to store the internal structures for the Tox object.')
elif tox_err == TOX_ERR_NEW['TOX_ERR_NEW_PORT_ALLOC']:
raise MemoryError('The function was unable to bind to a port. This may mean that all ports have already'
' been bound, e.g. by other Tox instances, or it may mean a permission error. You may'
' be able to gather more information from errno.')
elif tox_err == TOX_ERR_NEW['TOX_ERR_NEW_PROXY_BAD_TYPE']:
raise ArgumentError('proxy_type was invalid.')
elif tox_err == TOX_ERR_NEW['TOX_ERR_NEW_PROXY_BAD_HOST']:
raise ArgumentError('proxy_type was valid but the proxy_host passed had an invalid format or was NULL.')
elif tox_err == TOX_ERR_NEW['TOX_ERR_NEW_PROXY_BAD_PORT']:
raise ArgumentError('proxy_type was valid, but the proxy_port was invalid.')
elif tox_err == TOX_ERR_NEW['TOX_ERR_NEW_PROXY_NOT_FOUND']:
raise ArgumentError('The proxy address passed could not be resolved.')
elif tox_err == TOX_ERR_NEW['TOX_ERR_NEW_LOAD_ENCRYPTED']:
raise ArgumentError('The byte array to be loaded contained an encrypted save.')
elif tox_err == TOX_ERR_NEW['TOX_ERR_NEW_LOAD_BAD_FORMAT']:
raise ArgumentError('The data format was invalid. This can happen when loading data that was saved by an'
' older version of Tox, or when the data has been corrupted. When loading from badly'
' formatted data, some data may have been loaded, and the rest is discarded. Passing'
' an invalid length parameter also causes this error.')
def get_savedata_size(self):
return self.libtoxcore.tox_get_savedata_size(self._tox_pointer)
def get_savedata(self, savedata=None):
if savedata is None:
savedata_size = self.get_savedata_size()
savedata = create_string_buffer(savedata_size)
self.libtoxcore.tox_get_savedata(self._tox_pointer, savedata)
return savedata
def __del__(self):
self.libtoxcore.tox_kill(self._tox_pointer)
self.libtoxcore.tox_options_free(self.tox_options)
if __name__ == '__main__':
t = Tox('tox_save')