diff options
Diffstat (limited to 'src/osmo-bsc/handover_fsm.c')
| -rw-r--r-- | src/osmo-bsc/handover_fsm.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/osmo-bsc/handover_fsm.c b/src/osmo-bsc/handover_fsm.c index 487135b89..75a3497c8 100644 --- a/src/osmo-bsc/handover_fsm.c +++ b/src/osmo-bsc/handover_fsm.c @@ -604,6 +604,23 @@ static bool parse_ho_request(struct gsm_subscriber_connection *conn, const struc parse_old2new_bss_info(conn, e->val, e->len, req); } + /* Decode "Codec List (MSC Preferred)". First set len = 0 to empty the list. (For inter-BSC incoming handover, + * there can't possibly be a list here already, because the conn has just now been created; just do ensure + * sanity.) */ + conn->codec_list = (struct gsm0808_speech_codec_list){}; + if ((e = TLVP_GET(tp, GSM0808_IE_SPEECH_CODEC_LIST))) { + if (gsm0808_dec_speech_codec_list(&conn->codec_list, e->val, e->len) < 0) { + LOG_HO(conn, LOGL_ERROR, "incoming inter-BSC Handover: HO Request:" + " Unable to decode Codec List (MSC Preferred)\n"); + return false; + } + } + if (aoip && !conn->codec_list.len) { + LOG_HO(conn, LOGL_ERROR, "incoming inter-BSC Handover: HO Request:" + " Invalid or empty Codec List (MSC Preferred)\n"); + return false; + } + /* A lot of IEs remain ignored... */ return true; |