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authorHarald Welte <laforge@gnumonks.org>2016-06-18 10:36:25 +0200
committerHarald Welte <laforge@gnumonks.org>2016-06-27 15:17:53 +0200
commitf627c0f0afb280d30aa00da395560db963aba462 (patch)
tree8410f33485c959e2408335a00d571d4384697697 /include/osmocom
parentd826f1771cdada9009db599a9cf3882192bf0454 (diff)
fsm: Introduce default time-out handling
If a FSM doesn't specify any timer_cb, simply terminate the FSM by default on time-out. This is a reasonable default for most cases, and avoids copy+pasting a one-line timer_cb function in every FSM. Also, even if there is a timer_cb, let it have a return value to decide if the core should terminate after return from timer_cb or not. Change-Id: I0461a9593bfb729c82b7d1d1cf9f30b1079d0212
Diffstat (limited to 'include/osmocom')
-rw-r--r--include/osmocom/core/fsm.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/osmocom/core/fsm.h b/include/osmocom/core/fsm.h
index 401ee04a..ce0db15a 100644
--- a/include/osmocom/core/fsm.h
+++ b/include/osmocom/core/fsm.h
@@ -26,6 +26,8 @@ enum osmo_fsm_term_cause {
OSMO_FSM_TERM_REGULAR,
/*! \brief erroneous termination of process */
OSMO_FSM_TERM_ERROR,
+ /*! \brief termination due to time-out */
+ OSMO_FSM_TERM_TIMEOUT,
};
/*! \brief description of a rule in the FSM */
@@ -63,7 +65,7 @@ struct osmo_fsm {
/*! \breif clean-up function, called during termination */
void (*cleanup)(struct osmo_fsm_inst *fi, enum osmo_fsm_term_cause cause);
/*! \brief timer call-back for states with time-out */
- void (*timer_cb)(struct osmo_fsm_inst *fi);
+ int (*timer_cb)(struct osmo_fsm_inst *fi);
/*! \brief logging sub-system for this FSM */
int log_subsys;
/*! \brief human-readable names of events */