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osmo-pcu
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Support Gb PAGING-CS 

The paging is sent over PACCH towards MS with an active TBF.

Related: OS#2406
Change-Id: I9501e02e1d7f6944497e724dbccb9a19c3f5221f
This commit is contained in:
Pau Espin 2019-12-10 19:29:22 +01:00 committed by laforge
parent 5530f12f71
commit 65a0d1d19b
1 changed files with 23 additions and 1 deletions
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24
src/gprs_bssgp_pcu.cpp
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@ -171,6 +171,26 @@ static int gprs_bssgp_pcu_rx_dl_ud(struct msgb *msg, struct tlv_parsed *tp)
ms_class, egprs_ms_class, delay_csec, data, len);
}
static int gprs_bssgp_pcu_rx_paging_cs(struct msgb *msg, struct tlv_parsed *tp)
{
const uint8_t *mi;
uint8_t mi_len;
uint8_t *chan_needed = (uint8_t *)TLVP_VAL(tp, BSSGP_IE_CHAN_NEEDED);
if (TLVP_PRESENT(tp, BSSGP_IE_TMSI)) {
mi_len = TLVP_LEN(tp, BSSGP_IE_TMSI);
mi = TLVP_VAL(tp, BSSGP_IE_TMSI);
} else if (TLVP_PRESENT(tp, BSSGP_IE_IMSI)) { /* Use IMSI if TMSI not available: */
mi_len = TLVP_LEN(tp, BSSGP_IE_IMSI);
mi = TLVP_VAL(tp, BSSGP_IE_IMSI);
} else {
LOGP(DBSSGP, LOGL_ERROR, "Neither TMSI IE nor IMSI IE is present\n");
return bssgp_tx_status(BSSGP_CAUSE_COND_IE_ERR, NULL, msg);
}
return BTS::main_bts()->add_paging(chan_needed ? *chan_needed : 0, mi, mi_len);
}
static int gprs_bssgp_pcu_rx_paging_ps(struct msgb *msg, struct tlv_parsed *tp)
{
char imsi[16];
@ -308,6 +328,9 @@ static int gprs_bssgp_pcu_rx_sign(struct msgb *msg, struct tlv_parsed *tp, struc
the_pcu.bvc_reset = 1;
bvc_timeout(NULL);
break;
case BSSGP_PDUT_PAGING_CS:
gprs_bssgp_pcu_rx_paging_cs(msg, tp);
break;
case BSSGP_PDUT_PAGING_PS:
gprs_bssgp_pcu_rx_paging_ps(msg, tp);
break;
@ -320,7 +343,6 @@ static int gprs_bssgp_pcu_rx_sign(struct msgb *msg, struct tlv_parsed *tp, struc
break;
case BSSGP_PDUT_SUSPEND_NACK:
case BSSGP_PDUT_RESUME_NACK:
case BSSGP_PDUT_PAGING_CS:
case BSSGP_PDUT_FLUSH_LL:
case BSSGP_PDUT_SGSN_INVOKE_TRACE:
LOGP(DBSSGP, LOGL_INFO, "Rx BSSGP BVCI=%d (SIGN) PDU type %s not implemented\n",