# -*-pyrex-*-
#
# $Id$
#
# Messing with file descriptors
#
# (c) 2007 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.

def fdflags(file,
            unsigned fbic = 0, unsigned fxor = 0,
            unsigned fdbic = 0, unsigned fdxor = 0):
  cdef int rc
  rc = _fdflags(_getfd(fd), fbix, fxor, fdbic, fdxor)
  if rc < 0:
    _oserror()
  return rc

def fdsend(sock, file, buffer):
  cdef void *p
  cdef int len
  cdef int rc
  PyObject_AsReadBuffer(buffer, &p, &len)
  rc = fdpass_send(_getfd(sock), _getfd(file), p, len)
  if rc < 0:
    _oserror()
  return rc

def fdrecv(sock, unsigned size):
  cdef void *p
  cdef buf
  cdef int len
  cdef PyObject *obj
  cdef int fd
  buf = PyString_FromStringAndSize(NULL, len)
  p = PyString_AS_STRING(buf)
  len = fdpass_recv(_getfd(sock), &fd, p, size)
  if len < 0:
    _oserror()
  obj = <PyObject *>buf
  _PyString_Resize(&obj, len)
  return fd, <object>obj

#----- That's all, folks ----------------------------------------------------