| /* |
| Copyright (c) 2014 Martin Sustrik All rights reserved. |
| Copyright 2016 Garrett D'Amore <garrett@damore.org> |
| |
| Permission is hereby granted, free of charge, to any person obtaining a copy |
| of this software and associated documentation files (the "Software"), |
| to deal in the Software without restriction, including without limitation |
| the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| and/or sell copies of the Software, and to permit persons to whom |
| the Software is furnished to do so, subject to the following conditions: |
| |
| The above copyright notice and this permission notice shall be included |
| in all copies or substantial portions of the Software. |
| |
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| IN THE SOFTWARE. |
| */ |
| |
| #ifndef NN_TASK_INCLUDED |
| #define NN_TASK_INCLUDED |
| |
| #include "../../reqrep.h" |
| |
| #include "../../aio/fsm.h" |
| #include "../../aio/timer.h" |
| #include "../../utils/msg.h" |
| |
| struct nn_task { |
| |
| /* ID of the request being currently processed. Replies for different |
| requests are considered stale and simply dropped. */ |
| uint32_t id; |
| |
| /* Stored request, so that it can be re-sent if needed. */ |
| struct nn_msg request; |
| |
| /* Stored reply, so that user can retrieve it later on. */ |
| struct nn_msg reply; |
| |
| /* Timer used to wait while request should be re-sent. */ |
| struct nn_timer timer; |
| |
| /* Pipe the current request has been sent to. This is an optimisation so |
| that request can be re-sent immediately if the pipe disappears. */ |
| struct nn_pipe *sent_to; |
| }; |
| |
| void nn_task_init (struct nn_task *self, uint32_t id); |
| void nn_task_term (struct nn_task *self); |
| |
| #endif |
| |