diff options
Diffstat (limited to 'src/vnet/sctp/sctp.h')
| -rw-r--r-- | src/vnet/sctp/sctp.h | 41 |
1 files changed, 34 insertions, 7 deletions
diff --git a/src/vnet/sctp/sctp.h b/src/vnet/sctp/sctp.h index 0634f019af7..9129aa80682 100644 --- a/src/vnet/sctp/sctp.h +++ b/src/vnet/sctp/sctp.h @@ -41,6 +41,27 @@ typedef enum _sctp_timers #define SCTP_TIMER_HANDLE_INVALID ((u32) ~0) +always_inline char * +sctp_timer_to_string (u8 timer_id) +{ + switch (timer_id) + { + case SCTP_TIMER_T1_INIT: + return "SCTP_TIMER_T1_INIT"; + case SCTP_TIMER_T1_COOKIE: + return "SCTP_TIMER_T1_COOKIE"; + case SCTP_TIMER_T2_SHUTDOWN: + return "SCTP_TIMER_T2_SHUTDOWN"; + case SCTP_TIMER_T3_RXTX: + return "SCTP_TIMER_T3_RXTX"; + case SCTP_TIMER_T4_HEARTBEAT: + return "SCTP_TIMER_T4_HEARTBEAT"; + case SCTP_TIMER_T5_SHUTDOWN_GUARD: + return "SCTP_TIMER_T5_SHUTDOWN_GUARD"; + } + return NULL; +} + typedef enum _sctp_error { #define sctp_error(n,s) SCTP_ERROR_##n, @@ -104,6 +125,9 @@ typedef struct _sctp_sub_connection u32 last_time; /**< The time to which this destination was last sent a packet to. This can be used to determine if a HEARTBEAT is needed. */ + u8 unacknowledged_hb; /**< Used to track how many unacknowledged heartbeats we had; + If more than Max.Retransmit then connetion is considered unreachable. */ + } sctp_sub_connection_t; typedef struct @@ -216,15 +240,16 @@ void sctp_sub_connection_add_ip4 (u8 thread_index, sctp_ipv4_addr_param_t * ipv4_addr); void sctp_sub_connection_add_ip6 (u8 thread_index, sctp_ipv6_addr_param_t * ipv6_addr); -void sctp_connection_close (sctp_connection_t * tc); -void sctp_connection_cleanup (sctp_connection_t * tc); -void sctp_connection_del (sctp_connection_t * tc); +void sctp_connection_close (sctp_connection_t * sctp_conn); +void sctp_connection_cleanup (sctp_connection_t * sctp_conn); +void sctp_connection_del (sctp_connection_t * sctp_conn); u32 sctp_push_header (transport_connection_t * tconn, vlib_buffer_t * b); -void sctp_send_init (sctp_connection_t * tc); -void sctp_send_shutdown (sctp_connection_t * tc); -void sctp_send_shutdown_ack (sctp_connection_t * tc); -void sctp_send_shutdown_complete (sctp_connection_t * tc); +void sctp_send_init (sctp_connection_t * sctp_conn); +void sctp_send_shutdown (sctp_connection_t * sctp_conn); +void sctp_send_shutdown_ack (sctp_connection_t * sctp_conn); +void sctp_send_shutdown_complete (sctp_connection_t * sctp_conn); +void sctp_send_heartbeat (sctp_connection_t * sctp_conn); void sctp_flush_frame_to_output (vlib_main_t * vm, u8 thread_index, u8 is_ip4); void sctp_flush_frames_to_output (u8 thread_index); @@ -253,6 +278,8 @@ void sctp_prepare_cookie_echo_chunk (sctp_connection_t * tc, void sctp_prepare_cookie_ack_chunk (sctp_connection_t * tc, vlib_buffer_t * b); void sctp_prepare_sack_chunk (sctp_connection_t * tc, vlib_buffer_t * b); +void sctp_prepare_heartbeat_ack_chunk (sctp_connection_t * sctp_conn, + vlib_buffer_t * b); u16 sctp_check_outstanding_data_chunks (sctp_connection_t * tc); |