pespin has uploaded this change for review. (
https://gerrit.osmocom.org/c/osmo-ggsn/+/15266
Change subject: libgtp: Introduce cb_recovery3
......................................................................
libgtp: Introduce cb_recovery3
Since osmo-ggsn can manage several GSN structures simultaneously, it
needs the gsn_t pointer to know the ggsn it should forward the call to.
Related: OS#4165
Change-Id: I33b4fe594d5833993af01cce34737e61e597b320
---
M gtp/gtp.c
M gtp/gtp.h
2 files changed, 22 insertions(+), 0 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-ggsn refs/changes/66/15266/1
diff --git a/gtp/gtp.c b/gtp/gtp.c
index 94c3245..949b62a 100644
--- a/gtp/gtp.c
+++ b/gtp/gtp.c
@@ -219,6 +219,8 @@
gsn->cb_recovery(peer, recovery);
if (gsn->cb_recovery2)
gsn->cb_recovery2(peer, pdp, recovery);
+ if (gsn->cb_recovery3)
+ gsn->cb_recovery3(gsn, peer, pdp, recovery);
}
int gtp_set_cb_recovery(struct gsn_t *gsn,
@@ -242,6 +244,20 @@
return 0;
}
+/* cb_recovery()
+ * pdp may be NULL if Recovery IE was received from a message independent
+ * of any PDP ctx (such as Echo Response), or because pdp ctx is unknown to the
+ * local setup. In case pdp is known, caller may want to keep that pdp alive to
+ * handle subsequent msg cb as this specific pdp ctx is still valid according
to
+ * specs.
+ */
+int gtp_set_cb_recovery3(struct gsn_t *gsn,
+ int (*cb_recovery3) (struct gsn_t * gsn, struct
sockaddr_in * peer, struct pdp_t * pdp, uint8_t recovery))
+{
+ gsn->cb_recovery3 = cb_recovery3;
+ return 0;
+}
+
int gtp_set_cb_data_ind(struct gsn_t *gsn,
int (*cb_data_ind) (struct pdp_t * pdp,
void *pack, unsigned len))
diff --git a/gtp/gtp.h b/gtp/gtp.h
index c2c5122..a1d5f18 100644
--- a/gtp/gtp.h
+++ b/gtp/gtp.h
@@ -277,6 +277,7 @@
int (*cb_data_ind) (struct pdp_t * pdp, void *pack, unsigned len);
int (*cb_recovery) (struct sockaddr_in * peer, uint8_t recovery);
int (*cb_recovery2) (struct sockaddr_in * peer, struct pdp_t * pdp,
uint8_t recovery);
+ int (*cb_recovery3) (struct gsn_t * gsn, struct sockaddr_in * peer,
struct pdp_t * pdp, uint8_t recovery);
/* Counters */
@@ -373,6 +374,11 @@
int gtp_set_cb_recovery2(struct gsn_t *gsn,
int (*cb) (struct sockaddr_in * peer,
struct pdp_t * pdp,
+ uint8_t recovery))
+ OSMO_DEPRECATED("Use gtp_set_cb_recovery3() instead, to obtain gsn
handling the recovery");;
+int gtp_set_cb_recovery3(struct gsn_t *gsn,
+ int (*cb) (struct gsn_t * gsn, struct sockaddr_in *
peer,
+ struct pdp_t * pdp,
uint8_t recovery));
void gtp_clear_queues(struct gsn_t *gsn);
--
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Gerrit-Project: osmo-ggsn
Gerrit-Branch: master
Gerrit-Change-Id: I33b4fe594d5833993af01cce34737e61e597b320
Gerrit-Change-Number: 15266
Gerrit-PatchSet: 1
Gerrit-Owner: pespin <[email protected]>
Gerrit-MessageType: newchange
