64 lines
2.3 KiB
Cython
64 lines
2.3 KiB
Cython
"""0MQ Message related class declarations."""
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#
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# Copyright (c) 2010-2011 Brian E. Granger & Min Ragan-Kelley
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#
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# This file is part of pyzmq.
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#
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# pyzmq is free software; you can redistribute it and/or modify it under
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# the terms of the Lesser GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# pyzmq is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# Lesser GNU General Public License for more details.
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#
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# You should have received a copy of the Lesser GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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#-----------------------------------------------------------------------------
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# Imports
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#-----------------------------------------------------------------------------
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from cpython cimport PyBytes_FromStringAndSize
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from zmq.backend.cython.libzmq cimport zmq_msg_t, zmq_msg_data, zmq_msg_size
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#-----------------------------------------------------------------------------
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# Code
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#-----------------------------------------------------------------------------
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cdef class MessageTracker(object):
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cdef set events # Message Event objects to track.
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cdef set peers # Other Message or MessageTracker objects.
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cdef class Frame:
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cdef zmq_msg_t zmq_msg
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cdef object _data # The actual message data as a Python object.
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cdef object _buffer # A Python Buffer/View of the message contents
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cdef object _bytes # A bytes/str copy of the message.
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cdef bint _failed_init # Flag to handle failed zmq_msg_init
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cdef public object tracker_event # Event for use with zmq_free_fn.
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cdef public object tracker # MessageTracker object.
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cdef public bint more # whether RCVMORE was set
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cdef Frame fast_copy(self) # Create shallow copy of Message object.
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cdef object _getbuffer(self) # Construct self._buffer.
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cdef inline object copy_zmq_msg_bytes(zmq_msg_t *zmq_msg):
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""" Copy the data from a zmq_msg_t """
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cdef char *data_c = NULL
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cdef Py_ssize_t data_len_c
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data_c = <char *>zmq_msg_data(zmq_msg)
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data_len_c = zmq_msg_size(zmq_msg)
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return PyBytes_FromStringAndSize(data_c, data_len_c)
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