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tc.h
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77 lines (66 loc) · 2.7 KB
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/*
* --- Revised 3-Clause BSD License ---
* Copyright Semtech Corporation 2022. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* * Neither the name of the Semtech corporation nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL SEMTECH CORPORATION. BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _tc_h_
#define _tc_h_
#include "ws.h"
#include "s2e.h"
enum {
TC_INI = 0,
TC_INFOS_REQ_PEND ,
TC_INFOS_GOT_URI ,
TC_MUXS_REQ_PEND ,
TC_MUXS_CONNECTED ,
TC_MUXS_BACKOFF ,
TC_INFOS_BACKOFF ,
TC_ERR_FAILED = -1,
TC_ERR_NOURI = -2,
TC_ERR_TIMEOUT = -3,
TC_ERR_REJECTED = -4, // infos/muxs send back an error
TC_ERR_CLOSED = -5,
TC_ERR_DEAD = -6,
};
typedef struct tc {
ws_t ws; // WS connection state
tmr_t timeout;
s1_t tstate; // state of TC engine
u1_t credset; // connect via this credential set
u1_t retries;
char muxsuri[MAX_URI_LEN+3];
tmrcb_t ondone;
s2ctx_t s2ctx;
} tc_t;
#define timeout2tc(p) memberof(tc_t, p, timeout)
#define conn2tc(p) memberof(tc_t, p, ws)
#define s2ctx2tc(p) memberof(tc_t, p, s2ctx)
extern tc_t* TC;
tc_t* tc_ini (tmrcb_t ondone);
void tc_free (tc_t* tc);
void tc_start (tc_t* tc);
void tc_ondone_default (tmr_t* timeout);
void tc_continue (tc_t* tc);
#endif // _tc_h_