neels has uploaded this change for review. ( https://gerrit.osmocom.org/c/libosmo-pfcp/+/29006 ) Change subject: comment / whitespace tweaks in pfcp_endpoint.c ...................................................................... comment / whitespace tweaks in pfcp_endpoint.c Related: SYS#5599 Change-Id: Ia2818106fe257a237d1875034b77c1d4cb136fa1 --- M src/libosmo-pfcp/pfcp_endpoint.c 1 file changed, 8 insertions(+), 5 deletions(-) git pull ssh://gerrit.osmocom.org:29418/libosmo-pfcp refs/changes/06/29006/1 diff --git a/src/libosmo-pfcp/pfcp_endpoint.c b/src/libosmo-pfcp/pfcp_endpoint.c index 68d0a21..83a689f 100644 --- a/src/libosmo-pfcp/pfcp_endpoint.c +++ b/src/libosmo-pfcp/pfcp_endpoint.c @@ -57,22 +57,22 @@ /*! Entry of pfcp_endpoint message queue of PFCP messages, for re-transsions. */ struct osmo_pfcp_queue_entry { - /* entry in per-peer list of messages waiting for a response */ + /* entry in osmo_pfcp_endpoint.sent_requests or .sent_responses */ struct llist_head entry; /* back-pointer */ struct osmo_pfcp_endpoint *ep; /* message we have transmitted */ struct osmo_pfcp_msg *m; - /* T1 timer: How long to wait for response before retransmitting */ + /* T1 timer: wait for response before retransmitting request / keep response in case the same request is + * received again. */ struct osmo_timer_list t1; /* N1: number of pending re-transmissions */ unsigned int n1_remaining; }; -/* Find a matching osmo_pfcp_queue_entry for given rx_hdr. +/* Find a matching osmo_pfcp_queue_entry for given rx. * A returned osmo_pfcp_queue_entry is guaranteed to be a Response if rx is a Request, and vice versa. */ -static struct osmo_pfcp_queue_entry * -osmo_pfcp_queue_find(struct llist_head *queue, const struct osmo_pfcp_msg *rx) +static struct osmo_pfcp_queue_entry *osmo_pfcp_queue_find(struct llist_head *queue, const struct osmo_pfcp_msg *rx) { struct osmo_pfcp_queue_entry *qe; /* It's important to match only a Request to a Response and vice versa, because the remote peer makes its own @@ -100,6 +100,9 @@ return 0; } +/* Global timer definitions for PFCP operation, provided for convenience. A caller of the PFCP API may decide to use + * these in osmo_pfcp_endpoint and own FSM implementations. To make these user configurable, it is convenient to add + * osmo_pfcp_tdefs as one of your program's osmo_tdef_group entries and call osmo_tdef_vty_init(). */ struct osmo_tdef osmo_pfcp_tdefs[] = { { .T = OSMO_PFCP_TIMER_HEARTBEAT_REQ, .default_val = 15, .unit = OSMO_TDEF_S, .desc = "PFCP Heartbeat Request period, how long to wait between issuing requests" -- To view, visit https://gerrit.osmocom.org/c/libosmo-pfcp/+/29006 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: libosmo-pfcp Gerrit-Branch: master Gerrit-Change-Id: Ia2818106fe257a237d1875034b77c1d4cb136fa1 Gerrit-Change-Number: 29006 Gerrit-PatchSet: 1 Gerrit-Owner: neels <nhofmeyr(a)sysmocom.de> Gerrit-MessageType: newchange