From 142d12d829d4207e2fe7dee34b8d82dd89015615 Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Mon, 29 Dec 2014 17:47:08 +0100 Subject: move gsm_bts_get_cbch() to gsm_data_shared() as its needed in osmo-bts --- openbsc/src/libcommon/gsm_data_shared.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) (limited to 'openbsc/src/libcommon/gsm_data_shared.c') diff --git a/openbsc/src/libcommon/gsm_data_shared.c b/openbsc/src/libcommon/gsm_data_shared.c index 210d2284b..ad3d7cba9 100644 --- a/openbsc/src/libcommon/gsm_data_shared.c +++ b/openbsc/src/libcommon/gsm_data_shared.c @@ -544,3 +544,24 @@ uint8_t gsm_lchan2chan_nr(const struct gsm_lchan *lchan) { return gsm_ts2chan_nr(lchan->ts, lchan->nr); } + +/* return the gsm_lchan for the CBCH (if it exists at all) */ +struct gsm_lchan *gsm_bts_get_cbch(struct gsm_bts *bts) +{ + struct gsm_lchan *lchan = NULL; + struct gsm_bts_trx *trx = bts->c0; + + if (trx->ts[0].pchan == GSM_PCHAN_CCCH_SDCCH4_CBCH) + lchan = &trx->ts[0].lchan[2]; + else { + int i; + for (i = 0; i < 8; i++) { + if (trx->ts[i].pchan == GSM_PCHAN_SDCCH8_SACCH8C_CBCH) { + lchan = &trx->ts[i].lchan[2]; + break; + } + } + } + + return lchan; +} -- cgit v1.2.3