forked from acouzens/open5gs
68 lines
1.9 KiB
C
68 lines
1.9 KiB
C
/*
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* Copyright (C) 2019 by Sukchan Lee <acetcom@gmail.com>
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*
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* This file is part of Open5GS.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#if !defined(OGS_CORE_INSIDE) && !defined(OGS_CORE_COMPILATION)
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#error "This header cannot be included directly."
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#endif
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#ifndef OGS_FSM_H
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#define OGS_FSM_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern const char *OGS_FSM_NAME_INIT_SIG;
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extern const char *OGS_FSM_NAME_ENTRY_SIG;
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extern const char *OGS_FSM_NAME_EXIT_SIG;
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typedef enum {
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OGS_FSM_ENTRY_SIG,
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OGS_FSM_EXIT_SIG,
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OGS_FSM_USER_SIG
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} ogs_fsm_signal_e;
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typedef void (*ogs_fsm_handler_t)(void *sm, void *event);
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typedef struct _ogs_fsm_t {
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ogs_fsm_handler_t init;
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ogs_fsm_handler_t fini;
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ogs_fsm_handler_t state;
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} ogs_fsm_t;
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void ogs_fsm_init(void *fsm, void *init, void *fini, void *event);
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void ogs_fsm_tran(void *fsm, void *state, void *event);
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void ogs_fsm_dispatch(void *fsm, void *event);
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void ogs_fsm_fini(void *fsm, void *event);
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#define OGS_FSM_TRAN(__s, __target) \
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((ogs_fsm_t *)__s)->state = (ogs_fsm_handler_t)(__target)
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#define OGS_FSM_STATE(__s) \
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(((ogs_fsm_t *)__s)->state)
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#define OGS_FSM_CHECK(__s, __f) \
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(OGS_FSM_STATE(__s) == (ogs_fsm_handler_t)__f)
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* OGS_FSM_H */
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