diff options
Diffstat (limited to 'src/osmo-bsc/gsm_04_08_rr.c')
| -rw-r--r-- | src/osmo-bsc/gsm_04_08_rr.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/osmo-bsc/gsm_04_08_rr.c b/src/osmo-bsc/gsm_04_08_rr.c index 7ff94adea..1fbbb5787 100644 --- a/src/osmo-bsc/gsm_04_08_rr.c +++ b/src/osmo-bsc/gsm_04_08_rr.c @@ -592,6 +592,28 @@ int gsm48_send_rr_ass_cmd(struct gsm_lchan *dest_lchan, struct gsm_lchan *lchan, return gsm48_sendmsg(msg); } +/* TS 44.018 section 9.1.53 */ +int gsm48_send_rr_app_info(struct gsm_lchan *lchan, uint8_t apdu_id, uint8_t apdu_flags, + const uint8_t *apdu_data, ssize_t apdu_data_len) +{ + struct msgb *msg = gsm48_msgb_alloc_name("GSM 04.08 APP INFO"); + struct gsm48_hdr *gh = (struct gsm48_hdr *) msgb_put(msg, sizeof(*gh)); + + if ((apdu_id & 0xF0) || (apdu_flags & 0xF0)) { + msgb_free(msg); + return -EINVAL; + } + + msg->lchan = lchan; + gh->proto_discr = GSM48_PDISC_RR; + gh->msg_type = GSM48_MT_RR_APP_INFO; + + msgb_put_u8(msg, (apdu_flags << 4) | apdu_id); + msgb_lv_put(msg, apdu_data_len, apdu_data); + + return gsm48_sendmsg(msg); +} + /* 9.1.5 Channel mode modify: Modify the mode on the MS side */ int gsm48_lchan_modify(struct gsm_lchan *lchan, uint8_t mode) { |