--- /dev/null
+# -*-pyrex-*-
+#
+# $Id$
+#
+# Ident client
+#
+# (c) 2005 Straylight/Edgeware
+#
+
+#----- Licensing notice -----------------------------------------------------
+#
+# This file is part of the Python interface to mLib.
+#
+# mLib/Python is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# mLib/Python 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 General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with mLib/Python; if not, write to the Free Software Foundation,
+# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+import socket
+
+cdef _inaddr_frompy(sockaddr_in *sin, addr):
+ cdef int port
+ if len(addr) != 2:
+ raise TypeError, 'want address/port pair'
+ a = addr[0]
+ if not inet_aton(a, &sin.sin_addr):
+ raise TypeError, 'bad IP address'
+ port = addr[1]
+ if not (0 <= port < 65536):
+ raise TypeError, 'port number out of range'
+ sin.sin_port = htons(port)
+
+cdef _inaddr_topy(sockaddr_in *sin):
+ return inet_ntoa(sin.sin_addr), ntohs(sin.sin_port)
+
+cdef class SelIdentify:
+ cdef ident_request irq
+ cdef int _activep
+ cdef readonly localaddr
+ cdef readonly remoteaddr
+ cdef _user
+ cdef _bad
+ cdef _error
+ cdef _failed
+ cdef _bogus
+ def __new__(me, sk,
+ userproc = None, bogusproc = None,
+ badproc = None, errorproc = None, failedproc = None,
+ *hunoz, **hukairz):
+ cdef sockaddr_in s_in, s_out
+ cdef size_t sz_in, sz_out
+ cdef int fd
+ if PyObject_TypeCheck(sk, socket.SocketType):
+ fd = sk.fileno()
+ sz_in = PSIZEOF(&s_in)
+ sz_out = PSIZEOF(&s_out)
+ if getsockname(fd, <sockaddr *>&s_in, &sz_in) or \
+ getpeername(fd, <sockaddr *>&s_out, &sz_out):
+ _oserror()
+ if s_in.sin_family != AF_INET or s_out.sin_family != AF_INET:
+ raise TypeError, 'must be internet socket'
+ elif len(sk) != 2:
+ raise TypeError, 'want pair of addresses'
+ else:
+ _inaddr_frompy(&s_in, sk[0])
+ _inaddr_frompy(&s_out, sk[1])
+ ident(&me.irq, &_sel, &s_in, &s_out, _identfunc, <void *>me)
+ me.localaddr = _inaddr_topy(&s_in)
+ me.remoteaddr = _inaddr_topy(&s_out)
+ me._activep = 1
+ me._user = _checkcallable(userproc, 'user proc')
+ me._bad = _checkcallable(badproc, 'bad proc')
+ me._error = _checkcallable(errorproc, 'error proc')
+ me._failed = _checkcallable(failedproc, 'failed proc')
+ me._bogus = _checkcallable(bogusproc, 'bogus proc')
+ def __dealloc__(me):
+ if me._activep:
+ ident_abort(&me.irq)
+ property activep:
+ def __get__(me):
+ return _tobool(me._activep)
+ property userproc:
+ def __get__(me):
+ return me._user
+ def __set__(me, proc):
+ me._user = _checkcallable(proc, 'user proc')
+ def __del__(me):
+ me._user = None
+ property eofproc:
+ def __get__(me):
+ return me._eof
+ def __set__(me, proc):
+ me._eof = _checkcallable(proc, 'eof proc')
+ def __del__(me):
+ me._eof = None
+ property badproc:
+ def __get__(me):
+ return me._bad
+ def __set__(me, proc):
+ me._bad = _checkcallable(proc, 'bad proc')
+ def __del__(me):
+ me._bad = None
+ property errorproc:
+ def __get__(me):
+ return me._error
+ def __set__(me, proc):
+ me._error = _checkcallable(proc, 'error proc')
+ def __del__(me):
+ me._error = None
+ property failedproc:
+ def __get__(me):
+ return me._failed
+ def __set__(me, proc):
+ me._failed = _checkcallable(proc, 'failed proc')
+ def __del__(me):
+ me._failed = None
+ property bogusproc:
+ def __get__(me):
+ return me._bogus
+ def __set__(me, proc):
+ me._bogus = _checkcallable(proc, 'bogus proc')
+ def __del__(me):
+ me._bogus = None
+ def kill(me):
+ if not me._activep:
+ raise ValueError, 'already disabled'
+ ident_abort(&me.irq)
+ me._dead()
+ def _dead(me):
+ me._activep = 0
+ me.dead()
+ def dead(me):
+ pass
+ def user(me, os, user):
+ return _maybecall(me._user, (os, user))
+ def bad(me):
+ if me._bad is not None:
+ return me._bad()
+ return me.bogus()
+ def error(me, error):
+ if me._error is not None:
+ return me._error(error)
+ return me.bogus()
+ def failed(me, errno, strerror):
+ if me._failed is not None:
+ return me._failed(errno, strerror)
+ return me.bogus()
+ def bogus(me):
+ return _maybecall(me._bogus, ())
+
+cdef void _identfunc(ident_reply *i, void *arg):
+ cdef SelIdentify id
+ id = <SelIdentify>arg
+ id._dead()
+ if i.type == IDENT_BAD:
+ id.bad()
+ elif i.type == IDENT_ERROR:
+ id.error(i.u.error)
+ elif i.type == IDENT_USERID:
+ id.user(i.u.userid.os, i.u.userid.user)
+
+#----- That's all, folks ----------------------------------------------------