def _scramble_323(password, message):
hash_pass = _hash_password_323(password)
hash_message = _hash_password_323(message[:SCRAMBLE_LENGTH_323])
hash_pass_n = struct.unpack(">LL", hash_pass)
hash_message_n = struct.unpack(">LL", hash_message)
rand_st = RandStruct_323(hash_pass_n[0] ^ hash_message_n[0],
hash_pass_n[1] ^ hash_message_n[1])
outbuf = StringIO.StringIO()
for _ in xrange(min(SCRAMBLE_LENGTH_323, len(message))):
outbuf.write(int2byte(int(rand_st.my_rnd() * 31) + 64))
extra = int2byte(int(rand_st.my_rnd() * 31))
out = outbuf.getvalue()
outbuf = StringIO.StringIO()
for c in out:
outbuf.write(int2byte(byte2int(c) ^ byte2int(extra)))
return outbuf.getvalue()
python类int2byte()的实例源码
def __recv_packet(self):
"""Parse the packet header and read entire packet payload into buffer."""
packet_header = self.connection.rfile.read(4)
if len(packet_header) < 4:
raise OperationalError(2013, "Lost connection to MySQL server during query")
if DEBUG: dump_packet(packet_header)
packet_length_bin = packet_header[:3]
self.__packet_number = byte2int(packet_header[3])
# TODO: check packet_num is correct (+1 from last packet)
bin_length = packet_length_bin + int2byte(0) # pad little-endian number
bytes_to_read = struct.unpack('<I', bin_length)[0]
recv_data = self.connection.rfile.read(bytes_to_read)
if len(recv_data) < bytes_to_read:
raise OperationalError(2013, "Lost connection to MySQL server during query")
if DEBUG: dump_packet(recv_data)
self.__data = recv_data
def _send_command(self, command, sql):
#send_data = struct.pack('<i', len(sql) + 1) + command + sql
# could probably be more efficient, at least it's correct
if not self.socket:
self.errorhandler(None, InterfaceError, "(0, '')")
# If the last query was unbuffered, make sure it finishes before
# sending new commands
if self._result is not None and self._result.unbuffered_active:
self._result._finish_unbuffered_query()
if isinstance(sql, unicode):
sql = sql.encode(self.charset)
prelude = struct.pack('<i', len(sql)+1) + int2byte(command)
self.wfile.write(prelude + sql)
self.wfile.flush()
if DEBUG: dump_packet(prelude + sql)
def _scramble_323(password, message):
hash_pass = _hash_password_323(password)
hash_message = _hash_password_323(message[:SCRAMBLE_LENGTH_323])
hash_pass_n = struct.unpack(">LL", hash_pass)
hash_message_n = struct.unpack(">LL", hash_message)
rand_st = RandStruct_323(hash_pass_n[0] ^ hash_message_n[0],
hash_pass_n[1] ^ hash_message_n[1])
outbuf = StringIO.StringIO()
for _ in xrange(min(SCRAMBLE_LENGTH_323, len(message))):
outbuf.write(int2byte(int(rand_st.my_rnd() * 31) + 64))
extra = int2byte(int(rand_st.my_rnd() * 31))
out = outbuf.getvalue()
outbuf = StringIO.StringIO()
for c in out:
outbuf.write(int2byte(byte2int(c) ^ byte2int(extra)))
return outbuf.getvalue()
def __recv_packet(self):
"""Parse the packet header and read entire packet payload into buffer."""
packet_header = self.connection.rfile.read(4)
if len(packet_header) < 4:
raise OperationalError(2013, "Lost connection to MySQL server during query")
if DEBUG: dump_packet(packet_header)
packet_length_bin = packet_header[:3]
self.__packet_number = byte2int(packet_header[3])
# TODO: check packet_num is correct (+1 from last packet)
bin_length = packet_length_bin + int2byte(0) # pad little-endian number
bytes_to_read = struct.unpack('<I', bin_length)[0]
recv_data = self.connection.rfile.read(bytes_to_read)
if len(recv_data) < bytes_to_read:
raise OperationalError(2013, "Lost connection to MySQL server during query")
if DEBUG: dump_packet(recv_data)
self.__data = recv_data
def _send_command(self, command, sql):
#send_data = struct.pack('<i', len(sql) + 1) + command + sql
# could probably be more efficient, at least it's correct
if not self.socket:
self.errorhandler(None, InterfaceError, "(0, '')")
# If the last query was unbuffered, make sure it finishes before
# sending new commands
if self._result is not None and self._result.unbuffered_active:
self._result._finish_unbuffered_query()
if isinstance(sql, unicode):
sql = sql.encode(self.charset)
prelude = struct.pack('<i', len(sql)+1) + int2byte(command)
self.wfile.write(prelude + sql)
self.wfile.flush()
if DEBUG: dump_packet(prelude + sql)
def _scramble_323(password, message):
hash_pass = _hash_password_323(password)
hash_message = _hash_password_323(message[:SCRAMBLE_LENGTH_323])
hash_pass_n = struct.unpack(">LL", hash_pass)
hash_message_n = struct.unpack(">LL", hash_message)
rand_st = RandStruct_323(hash_pass_n[0] ^ hash_message_n[0],
hash_pass_n[1] ^ hash_message_n[1])
outbuf = StringIO.StringIO()
for _ in xrange(min(SCRAMBLE_LENGTH_323, len(message))):
outbuf.write(int2byte(int(rand_st.my_rnd() * 31) + 64))
extra = int2byte(int(rand_st.my_rnd() * 31))
out = outbuf.getvalue()
outbuf = StringIO.StringIO()
for c in out:
outbuf.write(int2byte(byte2int(c) ^ byte2int(extra)))
return outbuf.getvalue()
def __recv_packet(self):
"""Parse the packet header and read entire packet payload into buffer."""
packet_header = self.connection.rfile.read(4)
if len(packet_header) < 4:
raise OperationalError(2013, "Lost connection to MySQL server during query")
if DEBUG: dump_packet(packet_header)
packet_length_bin = packet_header[:3]
self.__packet_number = byte2int(packet_header[3])
# TODO: check packet_num is correct (+1 from last packet)
bin_length = packet_length_bin + int2byte(0) # pad little-endian number
bytes_to_read = struct.unpack('<I', bin_length)[0]
recv_data = self.connection.rfile.read(bytes_to_read)
if len(recv_data) < bytes_to_read:
raise OperationalError(2013, "Lost connection to MySQL server during query")
if DEBUG: dump_packet(recv_data)
self.__data = recv_data
def _send_command(self, command, sql):
#send_data = struct.pack('<i', len(sql) + 1) + command + sql
# could probably be more efficient, at least it's correct
if not self.socket:
self.errorhandler(None, InterfaceError, "(0, '')")
# If the last query was unbuffered, make sure it finishes before
# sending new commands
if self._result is not None and self._result.unbuffered_active:
self._result._finish_unbuffered_query()
if isinstance(sql, unicode):
sql = sql.encode(self.charset)
prelude = struct.pack('<i', len(sql)+1) + int2byte(command)
self.wfile.write(prelude + sql)
self.wfile.flush()
if DEBUG: dump_packet(prelude + sql)
def _scramble_323(password, message):
hash_pass = _hash_password_323(password)
hash_message = _hash_password_323(message[:SCRAMBLE_LENGTH_323])
hash_pass_n = struct.unpack(">LL", hash_pass)
hash_message_n = struct.unpack(">LL", hash_message)
rand_st = RandStruct_323(hash_pass_n[0] ^ hash_message_n[0],
hash_pass_n[1] ^ hash_message_n[1])
outbuf = StringIO.StringIO()
for _ in xrange(min(SCRAMBLE_LENGTH_323, len(message))):
outbuf.write(int2byte(int(rand_st.my_rnd() * 31) + 64))
extra = int2byte(int(rand_st.my_rnd() * 31))
out = outbuf.getvalue()
outbuf = StringIO.StringIO()
for c in out:
outbuf.write(int2byte(byte2int(c) ^ byte2int(extra)))
return outbuf.getvalue()
def __recv_packet(self):
"""Parse the packet header and read entire packet payload into buffer."""
packet_header = self.connection.rfile.read(4)
if len(packet_header) < 4:
raise OperationalError(2013, "Lost connection to MySQL server during query")
if DEBUG: dump_packet(packet_header)
packet_length_bin = packet_header[:3]
self.__packet_number = byte2int(packet_header[3])
# TODO: check packet_num is correct (+1 from last packet)
bin_length = packet_length_bin + int2byte(0) # pad little-endian number
bytes_to_read = struct.unpack('<I', bin_length)[0]
recv_data = self.connection.rfile.read(bytes_to_read)
if len(recv_data) < bytes_to_read:
raise OperationalError(2013, "Lost connection to MySQL server during query")
if DEBUG: dump_packet(recv_data)
self.__data = recv_data
def _send_command(self, command, sql):
#send_data = struct.pack('<i', len(sql) + 1) + command + sql
# could probably be more efficient, at least it's correct
if not self.socket:
self.errorhandler(None, InterfaceError, "(0, '')")
# If the last query was unbuffered, make sure it finishes before
# sending new commands
if self._result is not None and self._result.unbuffered_active:
self._result._finish_unbuffered_query()
if isinstance(sql, unicode):
sql = sql.encode(self.charset)
prelude = struct.pack('<i', len(sql)+1) + int2byte(command)
self.wfile.write(prelude + sql)
self.wfile.flush()
if DEBUG: dump_packet(prelude + sql)
def _scramble_323(password, message):
hash_pass = _hash_password_323(password)
hash_message = _hash_password_323(message[:SCRAMBLE_LENGTH_323])
hash_pass_n = struct.unpack(">LL", hash_pass)
hash_message_n = struct.unpack(">LL", hash_message)
rand_st = RandStruct_323(hash_pass_n[0] ^ hash_message_n[0],
hash_pass_n[1] ^ hash_message_n[1])
outbuf = StringIO.StringIO()
for _ in xrange(min(SCRAMBLE_LENGTH_323, len(message))):
outbuf.write(int2byte(int(rand_st.my_rnd() * 31) + 64))
extra = int2byte(int(rand_st.my_rnd() * 31))
out = outbuf.getvalue()
outbuf = StringIO.StringIO()
for c in out:
outbuf.write(int2byte(byte2int(c) ^ byte2int(extra)))
return outbuf.getvalue()
def __recv_packet(self):
"""Parse the packet header and read entire packet payload into buffer."""
packet_header = self.connection.rfile.read(4)
if len(packet_header) < 4:
raise OperationalError(2013, "Lost connection to MySQL server during query")
if DEBUG: dump_packet(packet_header)
packet_length_bin = packet_header[:3]
self.__packet_number = byte2int(packet_header[3])
# TODO: check packet_num is correct (+1 from last packet)
bin_length = packet_length_bin + int2byte(0) # pad little-endian number
bytes_to_read = struct.unpack('<I', bin_length)[0]
recv_data = self.connection.rfile.read(bytes_to_read)
if len(recv_data) < bytes_to_read:
raise OperationalError(2013, "Lost connection to MySQL server during query")
if DEBUG: dump_packet(recv_data)
self.__data = recv_data
def _send_command(self, command, sql):
#send_data = struct.pack('<i', len(sql) + 1) + command + sql
# could probably be more efficient, at least it's correct
if not self.socket:
self.errorhandler(None, InterfaceError, "(0, '')")
# If the last query was unbuffered, make sure it finishes before
# sending new commands
if self._result is not None and self._result.unbuffered_active:
self._result._finish_unbuffered_query()
if isinstance(sql, unicode):
sql = sql.encode(self.charset)
prelude = struct.pack('<i', len(sql)+1) + int2byte(command)
self.wfile.write(prelude + sql)
self.wfile.flush()
if DEBUG: dump_packet(prelude + sql)
def _scramble(password, message):
if password == None or len(password) == 0:
return int2byte(0)
if DEBUG: print 'password=' + password
stage1 = sha_new(password).digest()
stage2 = sha_new(stage1).digest()
s = sha_new()
s.update(message)
s.update(stage2)
result = s.digest()
return _my_crypt(result, stage1)
def close(self):
''' Send the quit message and close the socket '''
if self.socket is None:
raise Error("Already closed")
send_data = struct.pack('<i',1) + int2byte(COM_QUIT)
self.wfile.write(send_data)
self.wfile.close()
self.rfile.close()
self.socket.close()
self.socket = None
self.rfile = None
self.wfile = None
def _scramble(password, message):
if password == None or len(password) == 0:
return int2byte(0)
if DEBUG: print 'password=' + password
stage1 = sha_new(password).digest()
stage2 = sha_new(stage1).digest()
s = sha_new()
s.update(message)
s.update(stage2)
result = s.digest()
return _my_crypt(result, stage1)
def close(self):
''' Send the quit message and close the socket '''
if self.socket is None:
raise Error("Already closed")
send_data = struct.pack('<i',1) + int2byte(COM_QUIT)
self.wfile.write(send_data)
self.wfile.close()
self.rfile.close()
self.socket.close()
self.socket = None
self.rfile = None
self.wfile = None
def _scramble(password, message):
if password == None or len(password) == 0:
return int2byte(0)
if DEBUG: print 'password=' + password
stage1 = sha_new(password).digest()
stage2 = sha_new(stage1).digest()
s = sha_new()
s.update(message)
s.update(stage2)
result = s.digest()
return _my_crypt(result, stage1)
def close(self):
''' Send the quit message and close the socket '''
if self.socket is None:
raise Error("Already closed")
send_data = struct.pack('<i',1) + int2byte(COM_QUIT)
self.wfile.write(send_data)
self.wfile.close()
self.rfile.close()
self.socket.close()
self.socket = None
self.rfile = None
self.wfile = None
def _scramble(password, message):
if password == None or len(password) == 0:
return int2byte(0)
if DEBUG: print 'password=' + password
stage1 = sha_new(password).digest()
stage2 = sha_new(stage1).digest()
s = sha_new()
s.update(message)
s.update(stage2)
result = s.digest()
return _my_crypt(result, stage1)
def close(self):
''' Send the quit message and close the socket '''
if self.socket is None:
raise Error("Already closed")
send_data = struct.pack('<i',1) + int2byte(COM_QUIT)
self.wfile.write(send_data)
self.wfile.close()
self.rfile.close()
self.socket.close()
self.socket = None
self.rfile = None
self.wfile = None
def _scramble(password, message):
if password == None or len(password) == 0:
return int2byte(0)
if DEBUG: print 'password=' + password
stage1 = sha_new(password).digest()
stage2 = sha_new(stage1).digest()
s = sha_new()
s.update(message)
s.update(stage2)
result = s.digest()
return _my_crypt(result, stage1)
def close(self):
''' Send the quit message and close the socket '''
if self.socket is None:
raise Error("Already closed")
send_data = struct.pack('<i',1) + int2byte(COM_QUIT)
self.wfile.write(send_data)
self.wfile.close()
self.rfile.close()
self.socket.close()
self.socket = None
self.rfile = None
self.wfile = None
