# Path: src/net/tls/common.py
# class TLSError(Exception):
#     """
#     Base class for all TLS/SSL exceptions.
# 
#     Exception args is a message string.
#     """
#     pass
# 
# class TLSProtocolError(TLSError):
#     """
#     Raised when a protocol-related problem occurs, such as the remote end does
#     not speak TLS, or when no shared cipher could be established.
#     """
#     pass
# 
# class TLSVerificationError(TLSError):
#     """
#     Raised when the remote end's certificate did not verify correctly.
#     """
#     pass
# 
# class TLSSocketBase(kaa.Socket):
#     # list of suuported TLS authentication mechanisms (subclass must override)
#     supported_methods = []
#     
#     # Cached system-wide CA cert file (as detected), or None if none was found.
#     _cafile = False
# 
#     __kaasignals__ = {
#         'tls':
#             '''
#             Emitted when a TLS handshake has been successfully completed.
#             '''
#     }
# 
#     def __init__(self, cafile=None):
#         super(TLSSocketBase, self).__init__()
#         self._handshake = False
#         self._pre_handshake_write_queue = []
# 
#         if cafile:
#             self._cafile = cafile
#         elif TLSSocketBase._cafile is False:
#             self._cafile = None
#             for path in CA_SEARCH_PATH:
#                 if os.path.exists(path):
#                     cafile = path
#                     break
#             else:
#                 # Maybe locate(1) can help.
#                 # XXX: assumes this is fast.  Maybe this should be done async.
#                 path = os.popen('locate -l 1 ca-certificates.crt ca-bundle.crt 2>/dev/null').readline().strip()
#                 if os.path.exists(path):
#                     cafile = path
# 
#             TLSSocketBase._cafile = self._cafile = cafile


import logging
import os
    import tlslite.api as tlsapi
    import gdata.tlslite.api as tlsapi
import kaa
    from tlslite.errors import TLSAuthenticationError
    from gdata.tlslite.errors import TLSAuthenticationError
from .common import TLSError, TLSProtocolError, TLSVerificationError, TLSSocketBase
#
# Please see the file AUTHORS for a complete list of authors.
#
# This library is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License version
# 2.1 as published by the Free Software Foundation.
#
# This library is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
#
# -----------------------------------------------------------------------------

# python imports
from __future__ import absolute_import
try:
except ImportError:

# kaa imports

# get logging object
log = logging.getLogger('kaa.base.net.tls.tlslite')



# Path: src/net/tls/common.py
# class TLSError(Exception):
#     """
#     Base class for all TLS/SSL exceptions.
# 
#     Exception args is a message string.
#     """
#     pass
# 
# class TLSProtocolError(TLSError):
#     """
#     Raised when a protocol-related problem occurs, such as the remote end does
#     not speak TLS, or when no shared cipher could be established.
#     """
#     pass
# 
# class TLSVerificationError(TLSError):
#     """
#     Raised when the remote end's certificate did not verify correctly.
#     """
#     pass
# 
# class TLSSocketBase(kaa.Socket):
#     # list of suuported TLS authentication mechanisms (subclass must override)
#     supported_methods = []
#     
#     # Cached system-wide CA cert file (as detected), or None if none was found.
#     _cafile = False
# 
#     __kaasignals__ = {
#         'tls':
#             '''
#             Emitted when a TLS handshake has been successfully completed.
#             '''
#     }
# 
#     def __init__(self, cafile=None):
#         super(TLSSocketBase, self).__init__()
#         self._handshake = False
#         self._pre_handshake_write_queue = []
# 
#         if cafile:
#             self._cafile = cafile
#         elif TLSSocketBase._cafile is False:
#             self._cafile = None
#             for path in CA_SEARCH_PATH:
#                 if os.path.exists(path):
#                     cafile = path
#                     break
#             else:
#                 # Maybe locate(1) can help.
#                 # XXX: assumes this is fast.  Maybe this should be done async.
#                 path = os.popen('locate -l 1 ca-certificates.crt ca-bundle.crt 2>/dev/null').readline().strip()
#                 if os.path.exists(path):
#                     cafile = path
# 
#             TLSSocketBase._cafile = self._cafile = cafile


# Path: src/net/tls/tlslite.py
import logging
import os
    import tlslite.api as tlsapi
    import gdata.tlslite.api as tlsapi
import kaa
    from tlslite.errors import TLSAuthenticationError
    from gdata.tlslite.errors import TLSAuthenticationError
from .common import TLSError, TLSProtocolError, TLSVerificationError, TLSSocketBase

#
# Please see the file AUTHORS for a complete list of authors.
#
# This library is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License version
# 2.1 as published by the Free Software Foundation.
#
# This library is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
#
# -----------------------------------------------------------------------------

# python imports
from __future__ import absolute_import
try:
except ImportError:

# kaa imports

# get logging object
log = logging.getLogger('kaa.base.net.tls.tlslite')



class TLSKey(object):