diff options
Diffstat (limited to 'bgpd/bgp_session.h')
| -rw-r--r-- | bgpd/bgp_session.h | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/bgpd/bgp_session.h b/bgpd/bgp_session.h index b54c1be4..1b6f4ad9 100644 --- a/bgpd/bgp_session.h +++ b/bgpd/bgp_session.h @@ -106,6 +106,13 @@ struct bgp_session flag_t made ; /* set when -> sEstablished */ + /* Flow control. Incremented when an update packet is sent + * from peering to BGP engine. Decremented when packet processed + * by BGP engine. On transition to 0 BGP engine should send an XON. + */ + + int flow_control; + /* These belong to the Peering Engine, and may be set when a session * event message is received from the BGP Engine. */ @@ -201,6 +208,7 @@ MQB_ARGS_SIZE_OK(bgp_session_enable_args) ; struct bgp_session_update_args /* to and from BGP Engine */ { struct stream* buf ; + bgp_size_t size; } ; MQB_ARGS_SIZE_OK(bgp_session_enable_args) ; @@ -214,6 +222,12 @@ struct bgp_session_event_args /* to Routeing Engine */ } ; MQB_ARGS_SIZE_OK(bgp_session_enable_args) ; +struct bgp_session_XON_args /* to Routeing Engine */ +{ + /* no further arguments */ +} ; +MQB_ARGS_SIZE_OK(bgp_session_XON_args) ; + /*============================================================================== * Session mutex lock/unlock */ @@ -255,7 +269,10 @@ extern void bgp_session_update_send(bgp_session session, struct stream* upd) ; extern void -bgp_session_update_recv(bgp_session session, struct stream* upd) ; +bgp_session_update_recv(bgp_session session, struct stream* buf, bgp_size_t size) ; + +extern int +bgp_session_is_XON(bgp_peer peer); /*============================================================================== * Session data access functions. |