| Philipp Maier | fbf6610 | 2017-04-09 12:32:51 +0200 | [diff] [blame^] | 1 | /* (C) 2017 by sysmocom s.f.m.c. GmbH |
| 2 | * All Rights Reserved |
| 3 | * |
| 4 | * Author: Philipp Maier |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU Affero General Public License as published by |
| 8 | * the Free Software Foundation; either version 3 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU Affero General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU Affero General Public License |
| 17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 18 | * |
| 19 | */ |
| 20 | |
| 21 | #pragma once |
| 22 | |
| 23 | |
| 24 | |
| 25 | /* Reset context data (callbacks, state machine etc...) */ |
| 26 | struct a_reset_ctx { |
| 27 | |
| 28 | /* FSM instance, which handles the reset procedure */ |
| 29 | struct osmo_fsm_inst *fsm; |
| 30 | |
| 31 | /* Connection failure counter. When this counter |
| 32 | * reaches a certain threshold, the reset procedure |
| 33 | * will be triggered */ |
| 34 | int conn_loss_counter; |
| 35 | |
| 36 | /* A human readable name to display in the logs */ |
| 37 | char name[256]; |
| 38 | |
| 39 | /* Callback function to be called when a connection |
| 40 | * failure is detected and a rest must occur */ |
| 41 | void (*cb)(void *priv); |
| 42 | |
| 43 | /* Privated data for the callback function */ |
| 44 | void *priv; |
| 45 | }; |
| 46 | |
| 47 | /* Create and start state machine which handles the reset/reset-ack procedure */ |
| 48 | struct a_reset_ctx *a_reset_alloc(const void *ctx, const char *name, void *cb, void *priv); |
| 49 | |
| 50 | /* Tear down state machine */ |
| 51 | void a_reset_free(struct a_reset_ctx *reset); |
| 52 | |
| 53 | /* Confirm that we sucessfully received a reset acknowlege message */ |
| 54 | void a_reset_ack_confirm(struct a_reset_ctx *reset); |
| 55 | |
| 56 | /* Report a failed connection */ |
| 57 | void a_reset_conn_fail(struct a_reset_ctx *reset); |
| 58 | |
| 59 | /* Report a successful connection */ |
| 60 | void a_reset_conn_success(struct a_reset_ctx *reset); |
| 61 | |
| 62 | /* Check if we have a connection to a specified msc */ |
| 63 | bool a_reset_conn_ready(struct a_reset_ctx *reset); |