Harald Welte has submitted this change and it was merged. (
https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/14348 )
Change subject: bts: Factor out mobile-originated LAPDm establishment
......................................................................
bts: Factor out mobile-originated LAPDm establishment
which avoids us to have to copy+pate this between several test cases.
Change-Id: I8da753bb3d809ec09f9380bb4bac666ceaf61f00
---
M bts/BTS_Tests_LAPDm.ttcn
1 file changed, 29 insertions(+), 24 deletions(-)
Approvals:
Harald Welte: Looks good to me, approved
Jenkins Builder: Verified
diff --git a/bts/BTS_Tests_LAPDm.ttcn b/bts/BTS_Tests_LAPDm.ttcn
index ffa3aa9..3c39a5a 100644
--- a/bts/BTS_Tests_LAPDm.ttcn
+++ b/bts/BTS_Tests_LAPDm.ttcn
@@ -290,6 +290,31 @@
f_lapdm_exit();
}
+/* Mobile-Originated LAPDm establishment on given Link ID */
+private function f_establish_mo(RslLinkId link_id) runs on ConnHdlr
+{
+ var integer sapi := link_id.sapi;
+ var boolean is_sacch := false;
+ if (link_id.c == SACCH) {
+ is_sacch := true;
+ }
+
+ var octetstring l3_mo := f_rnd_octstring(5);
+
+ /* MO Establish Request via LADPm: SAPI = 0, C = 0, P = 1, M = 0, 0 ≤ L
≤ N201.. */
+ if (is_sacch) {
+ /* no payload permitted, as this is not contention resolution */
+ l3_mo := ''O;
+ LAPDM.send(t_PH_DATA(0, is_sacch, ts_LAPDm_SABM(sapi,
c_r:=cr_MO_CMD, p:=true, l3:=l3_mo)));
+ RSL.receive(tr_RSL_EST_IND_NOL3(g_chan_nr, link_id));
+ } else {
+ LAPDM.send(t_PH_DATA(0, is_sacch, ts_LAPDm_SABM(sapi,
c_r:=cr_MO_CMD, p:=true, l3:=l3_mo)));
+ RSL.receive(tr_RSL_EST_IND(g_chan_nr, link_id, l3_mo));
+ }
+ /* UA: SAPI = 0, R = 0, F = 1, M = 0, L = L of SABM. */
+ LAPDM.receive(t_PH_DATA(0, is_sacch, tr_LAPDm_UA(sapi, cr_MT_RSP,
f:=true, l3:=l3_mo)));
+}
+
/* Verify that the BTS is re-transmitting SABM messages after T200 timeout,
inspired
by 3GPP TS 51.010-1 25.2.1.1.2.1 + 25.2.1.2.4 */
private function f_TC_sabm_retransmit_bts(charstring id) runs on ConnHdlr {
@@ -547,11 +572,7 @@
RSL.clear;
LAPDM.clear;
- /* MO Establish Request via LADPm: SAPI = 0, C = 0, P = 1, M = 0, 0 ≤ L
≤ N201.. */
- LAPDM.send(t_PH_DATA(0, false, ts_LAPDm_SABM(sapi, c_r:=cr_MO_CMD,
p:=true, l3:=l3)));
- RSL.receive(tr_RSL_EST_IND(g_chan_nr, link_id, l3));
- /* UA: SAPI = 0, R = 0, F = 1, M = 0, L = L of SABM. */
- LAPDM.receive(t_PH_DATA(0, false, tr_LAPDm_UA(sapi, cr_MT_RSP, f:=true,
l3:=l3)));
+ f_establish_mo(link_id);
var integer last_ns_rx := 0;
@@ -804,22 +825,9 @@
RSL.clear;
LAPDM.clear;
- var octetstring l3_mo := f_rnd_octstring(5);
+ f_establish_mo(link_id);
- /* MO Establish Request via LADPm: SAPI = 0, C = 0, P = 1, M = 0, 0 ≤ L
≤ N201.. */
- if (is_sacch) {
- /* no payload permitted, as this is not contention resolution */
- l3_mo := ''O;
- LAPDM.send(t_PH_DATA(0, is_sacch, ts_LAPDm_SABM(sapi,
c_r:=cr_MO_CMD, p:=true, l3:=l3_mo)));
- RSL.receive(tr_RSL_EST_IND_NOL3(g_chan_nr, link_id));
- } else {
- LAPDM.send(t_PH_DATA(0, is_sacch, ts_LAPDm_SABM(sapi,
c_r:=cr_MO_CMD, p:=true, l3:=l3_mo)));
- RSL.receive(tr_RSL_EST_IND(g_chan_nr, link_id, l3_mo));
- }
- /* UA: SAPI = 0, R = 0, F = 1, M = 0, L = L of SABM. */
- LAPDM.receive(t_PH_DATA(0, is_sacch, tr_LAPDm_UA(sapi, cr_MT_RSP,
f:=true, l3:=l3_mo)));
-
- l3_mo := f_rnd_octstring(c_TS0406_MAX_L3_OCTETS);
+ var octetstring l3_mo := f_rnd_octstring(c_TS0406_MAX_L3_OCTETS);
deactivate(d);
@@ -882,10 +890,7 @@
RSL.clear;
LAPDM.clear;
- var octetstring l3_mo := f_rnd_octstring(20);
- LAPDM.send(t_PH_DATA(0, is_sacch, ts_LAPDm_SABM(sapi, c_r:=cr_MO_CMD,
p:=true, l3:=l3_mo)));
- RSL.receive(tr_RSL_EST_IND(g_chan_nr, link_id, l3_mo));
- LAPDM.receive(t_PH_DATA(0, is_sacch, tr_LAPDm_UA(sapi, cr_MT_RSP,
f:=true, l3:=l3_mo)));
+ f_establish_mo(link_id);
var octetstring l3_mt := f_rnd_octstring(20);
RSL.send(ts_RSL_DATA_REQ(g_chan_nr, link_id, l3_mt));
--
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Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-Change-Id: I8da753bb3d809ec09f9380bb4bac666ceaf61f00
Gerrit-Change-Number: 14348
Gerrit-PatchSet: 4
Gerrit-Owner: Harald Welte <lafo...@gnumonks.org>
Gerrit-Reviewer: Harald Welte <lafo...@gnumonks.org>
Gerrit-Reviewer: Jenkins Builder
Gerrit-MessageType: merged
