| /* |
| Copyright (c) 2013-2014 Martin Sustrik All rights reserved. |
| |
| 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_ATCPMUX_INCLUDED |
| #define NN_ATCPMUX_INCLUDED |
| |
| #include "stcpmux.h" |
| |
| #include "../../transport.h" |
| |
| #include "../../aio/fsm.h" |
| #include "../../aio/usock.h" |
| |
| #include "../../utils/list.h" |
| |
| /* State machine handling accepted TCPMUX sockets. */ |
| |
| /* In btcpmux, some events are just *assumed* to come from a child atcpmux |
| object. By using non-trivial event codes, we can do more reliable sanity |
| checking in such scenarios. */ |
| #define NN_ATCPMUX_ACCEPTED 34231 |
| #define NN_ATCPMUX_ERROR 34232 |
| #define NN_ATCPMUX_STOPPED 34233 |
| |
| struct nn_atcpmux { |
| |
| /* The state machine. */ |
| struct nn_fsm fsm; |
| int state; |
| |
| /* Pointer to the associated endpoint. */ |
| struct nn_epbase *epbase; |
| |
| /* Underlying socket. */ |
| struct nn_usock usock; |
| |
| /* State machine that takes care of the connection in the active state. */ |
| struct nn_stcpmux stcpmux; |
| |
| /* Events generated by atcpmux state machine. */ |
| struct nn_fsm_event accepted; |
| struct nn_fsm_event done; |
| |
| /* This member can be used by owner to keep individual atcpmuxes |
| in a list. */ |
| struct nn_list_item item; |
| }; |
| |
| void nn_atcpmux_init (struct nn_atcpmux *self, int src, |
| struct nn_epbase *epbase, struct nn_fsm *owner); |
| void nn_atcpmux_term (struct nn_atcpmux *self); |
| |
| int nn_atcpmux_isidle (struct nn_atcpmux *self); |
| void nn_atcpmux_start (struct nn_atcpmux *self, int fd); |
| void nn_atcpmux_stop (struct nn_atcpmux *self); |
| |
| #endif |
| |