"""SSL Session
Copyright (c) 1999-2003 Ng Pheng Siong. All rights reserved."""
__all__ = ['Session', 'load_session']
from M2Crypto import BIO, Err, m2
from M2Crypto.SSL import SSLError
from typing import AnyStr # noqa
[docs]
class Session(object):
m2_ssl_session_free = m2.ssl_session_free
def __init__(self, session, _pyfree=0):
# type: (bytes, int) -> None
assert session is not None
self.session = session
self._pyfree = _pyfree
def __del__(self):
# type: () -> None
if getattr(self, '_pyfree', 0):
self.m2_ssl_session_free(self.session)
def _ptr(self):
# type: () -> bytes
return self.session
[docs]
def as_text(self):
# type: () -> bytes
buf = BIO.MemoryBuffer()
m2.ssl_session_print(buf.bio_ptr(), self.session)
return buf.read_all()
[docs]
def as_der(self):
# type: () -> bytes
buf = BIO.MemoryBuffer()
m2.i2d_ssl_session(buf.bio_ptr(), self.session)
return buf.read_all()
[docs]
def write_bio(self, bio):
# type: (BIO.BIO) -> int
return m2.ssl_session_write_bio(bio.bio_ptr(), self.session)
[docs]
def get_time(self):
# type: () -> int
return m2.ssl_session_get_time(self.session)
[docs]
def set_time(self, t):
# type: (int) -> int
return m2.ssl_session_set_time(self.session, t)
[docs]
def get_timeout(self):
# type: () -> int
return m2.ssl_session_get_timeout(self.session)
[docs]
def set_timeout(self, t):
# type: (int) -> int
return m2.ssl_session_set_timeout(self.session, t)
[docs]
def load_session(pemfile):
# type: (AnyStr) -> Session
with BIO.openfile(pemfile) as f:
cptr = m2.ssl_session_read_pem(f.bio_ptr())
return Session(cptr, 1)