Change in osmo-ggsn[master]: libgtp: implement gtp_clear_queues to clear req/resp queue

[lynxis lazus]

lynxis lazus has uploaded this change for review. ( https://gerrit.osmocom.org/10975


Change subject: libgtp: implement gtp_clear_queues to clear req/resp queue
......................................................................

libgtp: implement gtp_clear_queues to clear req/resp queue

Clearing the request and response queue is useful for debugging
to reset "some" state. Otherwise some tests will get un-expected
packages.

Change-Id: I279d1d7cbf5d37dd5609c2b968f317fe9a0e348d
---
M gtp/gtp.c
M gtp/gtp.h
2 files changed, 20 insertions(+), 0 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/osmo-ggsn refs/changes/75/10975/1

diff --git a/gtp/gtp.c b/gtp/gtp.c
index 1d58088..b98fba0 100644
--- a/gtp/gtp.c
+++ b/gtp/gtp.c
@@ -496,6 +496,24 @@
 	return 0;
 }
 
+
+/**
+ * @brief clear the request and response queue. Useful for debugging to reset "some" state.
+ * @param gsn The GGSN instance
+ */
+void gtp_clear_queues(struct gsn_t *gsn)
+{
+	struct qmsg_t *qmsg;
+
+	while (!queue_getfirst(gsn->queue_req, &qmsg)) {
+		queue_freemsg(gsn->queue_req, qmsg);
+	}
+
+	while (!queue_getfirst(gsn->queue_resp, &qmsg)) {
+		queue_freemsg(gsn->queue_resp, qmsg);
+	}
+}
+
 /* gtp_conf
  * Remove signalling packet from retransmission queue.
  * return 0 on success, EOF if packet was not found */
diff --git a/gtp/gtp.h b/gtp/gtp.h
index ed594f1..5f35ab5 100644
--- a/gtp/gtp.h
+++ b/gtp/gtp.h
@@ -369,6 +369,8 @@
 				   struct pdp_t * pdp,
 				   uint8_t recovery));
 
+void gtp_clear_queues(struct gsn_t *gsn);
+
 /* Internal functions (not part of the API */
 
 extern int gtp_echo_req(struct gsn_t *gsn, int version, void *cbp,

-- 
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Gerrit-Project: osmo-ggsn
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: I279d1d7cbf5d37dd5609c2b968f317fe9a0e348d
Gerrit-Change-Number: 10975
Gerrit-PatchSet: 1
Gerrit-Owner: lynxis lazus <lynxis at fe80.eu>
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