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95 lines
3.3 KiB
95 lines
3.3 KiB
9 years ago
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/*
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Copyright (c) 2013 Martin Sustrik All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"),
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to deal in the Software without restriction, including without limitation
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the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom
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the Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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IN THE SOFTWARE.
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*/
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#ifndef NN_SINPROC_INCLUDED
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#define NN_SINPROC_INCLUDED
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#include "msgqueue.h"
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#include "../../transport.h"
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#include "../../aio/fsm.h"
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#include "../../utils/msg.h"
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#include "../../utils/list.h"
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#define NN_SINPROC_CONNECT 1
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#define NN_SINPROC_READY 2
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#define NN_SINPROC_ACCEPTED 3
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#define NN_SINPROC_SENT 4
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#define NN_SINPROC_RECEIVED 5
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#define NN_SINPROC_DISCONNECT 6
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#define NN_SINPROC_STOPPED 7
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/* We use a random value here to prevent accidental clashes with the peer's
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internal source IDs. */
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#define NN_SINPROC_SRC_PEER 27713
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struct nn_sinproc {
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/* The state machine. */
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struct nn_fsm fsm;
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int state;
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/* Any combination of the flags defined in the .c file. */
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int flags;
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/* Pointer to the peer inproc session, if connected. NULL otherwise. */
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struct nn_sinproc *peer;
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/* Pipe connecting this inproc connection to the nanomsg core. */
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struct nn_pipebase pipebase;
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/* Inbound message queue. The messages contained are meant to be received
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by the user later on. */
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struct nn_msgqueue msgqueue;
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/* This message is the one being sent from this session to the peer
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session. It holds the data only temporarily, until the peer moves
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it to its msgqueue. */
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struct nn_msg msg;
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/* Outbound events. I.e. event sent by this sinproc to the peer sinproc. */
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struct nn_fsm_event event_connect;
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/* Inbound events. I.e. events sent by the peer sinproc to this inproc. */
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struct nn_fsm_event event_sent;
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struct nn_fsm_event event_received;
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struct nn_fsm_event event_disconnect;
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/* This member is used only if we are on the bound side. binproc object
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has a list of sinprocs it handles. */
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struct nn_list_item item;
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};
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void nn_sinproc_init (struct nn_sinproc *self, int src,
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struct nn_epbase *epbase, struct nn_fsm *owner);
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void nn_sinproc_term (struct nn_sinproc *self);
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int nn_sinproc_isidle (struct nn_sinproc *self);
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/* Connect and accept are two different ways to start the state machine. */
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void nn_sinproc_connect (struct nn_sinproc *self, struct nn_fsm *peer);
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void nn_sinproc_accept (struct nn_sinproc *self, struct nn_sinproc *peer);
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void nn_sinproc_stop (struct nn_sinproc *self);
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#endif
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