pespin has uploaded this change for review. (
https://gerrit.osmocom.org/c/libosmo-sigtran/+/42092?usp=email )
Change subject: sua: Support rx SCON in role=SG
......................................................................
sua: Support rx SCON in role=SG
Change-Id: Ide2b4f876ddbdb1bb0bfed11fad6fc13aaf1afda
---
M src/sua.c
1 file changed, 14 insertions(+), 1 deletion(-)
git pull ssh://gerrit.osmocom.org:29418/libosmo-sigtran
refs/changes/92/42092/1
diff --git a/src/sua.c b/src/sua.c
index 40b6e2f..ceb5d7a 100644
--- a/src/sua.c
+++ b/src/sua.c
@@ -1044,7 +1044,20 @@
/* received SNM message on SG side */
static int sua_rx_snm_sg(struct osmo_ss7_asp *asp, struct xua_msg *xua)
{
+ struct osmo_ss7_as *as = NULL;
+ struct xua_msg_part *rctx_ie;
+ int rc = 0;
+
switch (xua->hdr.msg_type) {
+ case M3UA_SNM_SCON:
+ /* RFC3868 1.5.6: "The SUA layer at an ASP or IPSP MAY indicate
local congestion to
+ * an SUA peer with an SCON message." */
+ rctx_ie = xua_msg_find_tag(xua, SUA_IEI_ROUTE_CTX);
+ rc = xua_find_as_for_asp(&as, asp, rctx_ie);
+ if (rc)
+ return rc;
+ xua_snm_rx_scon(asp, as, xua);
+ break;
case SUA_SNM_DAUD: /* Audit: ASP inquires about availability of
Point Codes */
xua_snm_rx_daud(asp, xua);
break;
@@ -1052,7 +1065,7 @@
return SUA_ERR_UNSUPP_MSG_TYPE;
}
- return 0;
+ return rc;
}
static int sua_rx_snm(struct osmo_ss7_asp *asp, struct xua_msg *xua)
--
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Gerrit-MessageType: newchange
Gerrit-Project: libosmo-sigtran
Gerrit-Branch: master
Gerrit-Change-Id: Ide2b4f876ddbdb1bb0bfed11fad6fc13aaf1afda
Gerrit-Change-Number: 42092
Gerrit-PatchSet: 1
Gerrit-Owner: pespin <[email protected]>
