diff options
Diffstat (limited to 'src/osmo-bsc/gsm_data.c')
| -rw-r--r-- | src/osmo-bsc/gsm_data.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/osmo-bsc/gsm_data.c b/src/osmo-bsc/gsm_data.c index 22be92db1..64c348f35 100644 --- a/src/osmo-bsc/gsm_data.c +++ b/src/osmo-bsc/gsm_data.c @@ -342,6 +342,21 @@ void lchan_update_name(struct gsm_lchan *lchan) lchan->nr - (lchan->vamos.is_secondary ? ts->max_primary_lchans : 0)); } +/* If the lchan is currently active, return the duration since activation in milliseconds. + * Otherwise return 0. */ +uint64_t gsm_lchan_active_duration_ms(const struct gsm_lchan *lchan) +{ + struct timespec now, elapsed; + + if (lchan->active_start.tv_sec == 0 && lchan->active_start.tv_nsec == 0) + return 0; + + osmo_clock_gettime(CLOCK_MONOTONIC, &now); + timespecsub(&now, &lchan->active_start, &elapsed); + + return elapsed.tv_sec * 1000 + elapsed.tv_nsec / 1000000; +} + /* obtain the MO structure for a given object instance */ static inline struct gsm_abis_mo * gsm_objclass2mo(struct gsm_bts *bts, uint8_t obj_class, |