From 412cf92d3ca15670b317e08d43335c581c06d862 Mon Sep 17 00:00:00 2001 From: Oliver Smith Date: Wed, 5 Jul 2023 15:47:04 +0200 Subject: [PATCH] gsm48_cc_tx_setup: use MNCC bcaps for CSD Use the MNCC bearer capabilities in CC setup for CSD, if available. Note that in the MNCC_F_BEARER_CAP code path sdp_audio_codecs_set_csd() also gets called by trans_cc_set_remote_from_bc(). Related: OS#4394 Change-Id: I56e49ebc41696912a81b8f4f63fbc36d0b605e9e --- src/libmsc/gsm_04_08_cc.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/src/libmsc/gsm_04_08_cc.c b/src/libmsc/gsm_04_08_cc.c index 5664f4cf3..8773db768 100644 --- a/src/libmsc/gsm_04_08_cc.c +++ b/src/libmsc/gsm_04_08_cc.c @@ -826,7 +826,16 @@ static int gsm48_cc_tx_setup(struct gsm_trans *trans, void *arg) "Got no information of remote audio codecs: neither SDP nor Bearer Capability. Trying anyway.\n"); break; case GSM48_BCAP_ITCAP_UNR_DIG_INF: - sdp_audio_codecs_set_csd(&trans->cc.codecs.ms); + if (setup->fields & MNCC_F_BEARER_CAP) { + trans->cc.remote = (struct sdp_msg){}; + trans_cc_set_remote_from_bc(trans, &setup->bearer_cap); + LOG_TRANS_CAT(trans, DMNCC, LOGL_DEBUG, "rx %s Bearer Cap: remote=%s\n", + get_mncc_name(setup->msg_type), sdp_msg_to_str(&trans->cc.remote)); + } else { + LOG_TRANS(trans, LOGL_INFO, + "Got no information of remote Bearer Capability. Trying anyway.\n"); + sdp_audio_codecs_set_csd(&trans->cc.codecs.ms); + } break; default: LOG_TRANS(trans, LOGL_ERROR, "Handling of information transfer capability %d not implemented\n",