[MERGED] openbsc[master]: Replace magic number with define

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Harald Welte gerrit-no-reply at lists.osmocom.org
Tue Oct 18 17:25:46 UTC 2016


Harald Welte has submitted this change and it was merged.

Change subject: Replace magic number with define
......................................................................


Replace magic number with define

Value 4 used as magic number by both OpenBSC and OsmoBTS so it make
sense to add it to shared header. See
ebb483b69a5319e522ba5f713e9cb6f68a814a6a in osmo-bts for details.

Change-Id: I9c6ad68f4c6aa72d39ec7e5a6968b36ec20e79f4
---
M openbsc/include/openbsc/gsm_data_shared.h
M openbsc/src/libcommon/gsm_data_shared.c
2 files changed, 5 insertions(+), 1 deletion(-)

Approvals:
  Harald Welte: Looks good to me, approved
  Jenkins Builder: Verified



diff --git a/openbsc/include/openbsc/gsm_data_shared.h b/openbsc/include/openbsc/gsm_data_shared.h
index d889959..487a3f3 100644
--- a/openbsc/include/openbsc/gsm_data_shared.h
+++ b/openbsc/include/openbsc/gsm_data_shared.h
@@ -46,6 +46,10 @@
 	GSM_CHREQ_REASON_OTHER,
 };
 
+/* lchans 0..3 are SDCCH in combined channel configuration,
+   use 4 as magic number for BCCH hack - see osmo-bts-../oml.c:opstart_compl() */
+#define CCCH_LCHAN 4
+
 #define TRX_NR_TS	8
 #define TS_MAX_LCHAN	8
 
diff --git a/openbsc/src/libcommon/gsm_data_shared.c b/openbsc/src/libcommon/gsm_data_shared.c
index b8853ad..df204fe 100644
--- a/openbsc/src/libcommon/gsm_data_shared.c
+++ b/openbsc/src/libcommon/gsm_data_shared.c
@@ -579,7 +579,7 @@
 		 * here. This should never be sent in an RSL message.
 		 * See osmo-bts-xxx/oml.c:opstart_compl().
 		 */
-		if (lchan_nr == 4)
+		if (lchan_nr == CCCH_LCHAN)
 			chan_nr = 0;
 		else
 			OSMO_ASSERT(lchan_nr < 4);

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Gerrit-MessageType: merged
Gerrit-Change-Id: I9c6ad68f4c6aa72d39ec7e5a6968b36ec20e79f4
Gerrit-PatchSet: 1
Gerrit-Project: openbsc
Gerrit-Branch: master
Gerrit-Owner: Max <msuraev at sysmocom.de>
Gerrit-Reviewer: Harald Welte <laforge at gnumonks.org>
Gerrit-Reviewer: Jenkins Builder



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