Include dependency graph for sctp.h:

This graph shows which files directly or indirectly include this file:

Data Structures
struct	sctp_options_t

Macros
#define	foreach_sctp_timer

#define	SCTP_TIMER_HANDLE_INVALID ((u32) ~0)

#define	sctp_error(n, s) SCTP_ERROR_##n,

#define	NO_FLAG 0

#define	IS_T_BIT_SET(var) ((var) & (1))

#define	IS_E_BIT_SET(var) ((var) & (1))

#define	IS_B_BIT_SET(var) ((var) & (1<<1))

#define	IS_U_BIT_SET(var) ((var) & (1<<2))

#define	MAX_SCTP_CONNECTIONS 8

#define	SCTP_PRIMARY_PATH_IDX 0

#define	sctp_trajectory_add_start(b, start)

#define	SCTP_INITIAL_SSHTRESH 65535

#define	SET_BIT(A, k) ( A[(k/32)] \|= (1 << (k%32)) )

#define	CLEAR_BIT(A, k) ( A[(k/32)] &= ~(1 << (k%32)) )

#define	TEST_BIT(A, k) ( A[(k/32)] & (1 << (k%32)) )

#define	ENDIANESS_SWAP(x) _bytes_swap(&x, sizeof(x));

#define	MAX_INFLIGHT_PACKETS 128

#define	MAX_ENQUEABLE_SACKS 2

#define	SUGGESTED_COOKIE_LIFE_SPAN_INCREMENT 1000

#define	IP_PROTOCOL_SCTP 132

#define	foreach_sctp_fsm_state
	SSCTP FSM state definitions as per RFC4960. More...

#define	SCTP_TICK 0.001
	SCTP tick period (s) More...

#define	SHZ (u32) (1/SCTP_TICK)
	SCTP tick frequency. More...

#define	SCTP_TSTAMP_RESOLUTION SCTP_TICK
	Time stamp resolution. More...

#define	SCTP_RTO_INIT 3 * SHZ /* 3 seconds */

#define	SCTP_RTO_MIN 1 * SHZ /* 1 second */

#define	SCTP_RTO_MAX 60 * SHZ /* 60 seconds */

#define	SCTP_RTO_BURST 4

#define	SCTP_RTO_ALPHA 1/8

#define	SCTP_RTO_BETA 1/4

#define	SCTP_VALID_COOKIE_LIFE 60 * SHZ /* 60 seconds */

#define	SCTP_ASSOCIATION_MAX_RETRANS 10

#define	SCTP_PATH_MAX_RETRANS 5

#define	SCTP_MAX_INIT_RETRANS 8

#define	SCTP_HB_INTERVAL 30 * SHZ

#define	SCTP_HB_MAX_BURST 1

#define	SCTP_DATA_IDLE_INTERVAL 15 * SHZ /* 15 seconds; the time-interval after which the connetion is considered IDLE */

#define	SCTP_TO_TIMER_TICK SCTP_TICK10 / Period for converting from SCTP_TICK */

#define	SCTP_CONN_RECOVERY 1 << 1

#define	SCTP_FAST_RECOVERY 1 << 2

#define	ABS(x) ((x) > 0) ? (x) : -(x);

#define	SELECT_MAX_RETRIES 8

Typedefs
typedef enum _sctp_timers	sctp_timers_e

typedef enum _sctp_error	sctp_error_t

typedef struct _sctp_sub_connection	sctp_sub_connection_t

typedef struct _sctp_user_configuration	sctp_user_configuration_t

typedef struct _sctp_connection	sctp_connection_t

typedef void(	sctp_timer_expiration_handler) (u32 conn_index, u32 timer_id)

typedef enum _sctp_state	sctp_state_t

typedef struct _sctp_lookup_dispatch	sctp_lookup_dispatch_t

typedef struct _sctp_main	sctp_main_t

Functions
static char *	sctp_timer_to_string (u8 timer_id)

sctp_connection_t *	sctp_connection_new (u8 thread_index)

u8	sctp_sub_connection_add_ip4 (vlib_main_t vm, ip4_address_t lcl_addr, ip4_address_t *rmt_addr)

u8	sctp_sub_connection_add_ip6 (vlib_main_t vm, ip6_address_t lcl_addr, ip6_address_t *rmt_addr)

u8	sctp_sub_connection_del_ip4 (ip4_address_t lcl_addr, ip4_address_t rmt_addr)

u8	sctp_sub_connection_del_ip6 (ip6_address_t lcl_addr, ip6_address_t rmt_addr)

u8	sctp_configure (sctp_user_configuration_t config)

void	sctp_connection_close (sctp_connection_t *sctp_conn)

void	sctp_connection_cleanup (sctp_connection_t *sctp_conn)
	Cleans up connection state. More...

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 *sctp_conn)

void	sctp_send_cookie_echo (sctp_connection_t *sctp_conn)

void	sctp_send_shutdown (sctp_connection_t *sctp_conn)

void	sctp_send_shutdown_ack (sctp_connection_t sctp_conn, u8 idx, vlib_buffer_t b)

void	sctp_send_shutdown_complete (sctp_connection_t sctp_conn, u8 idx, vlib_buffer_t b0)

void	sctp_send_heartbeat (sctp_connection_t *sctp_conn)

void	sctp_data_retransmit (sctp_connection_t *sctp_conn)

void	sctp_flush_frame_to_output (vlib_main_t *vm, u8 thread_index, u8 is_ip4)
	Flush tx frame populated by retransmits and timer pops. More...

void	sctp_flush_frames_to_output (u8 thread_index)
	Flush v4 and v6 sctp and ip-lookup tx frames for thread index. More...

void	sctp_punt_unknown (vlib_main_t *vm, u8 is_ip4, u8 is_add)

u8 *	format_sctp_connection_id (u8 s, va_list args)

u8 *	format_sctp_connection (u8 s, va_list args)

u8 *	format_sctp_scoreboard (u8 s, va_list args)

u8 *	format_sctp_header (u8 s, va_list args)

u8 *	format_sctp_tx_trace (u8 s, va_list args)

clib_error_t *	sctp_init (vlib_main_t *vm)

void	sctp_connection_timers_init (sctp_connection_t *sctp_conn)
	Initialize all connection timers as invalid. More...

void	sctp_connection_timers_reset (sctp_connection_t *sctp_conn)
	Stop all connection timers. More...

void	sctp_init_snd_vars (sctp_connection_t *sctp_conn)
	Initialize connection send variables. More...

void	sctp_init_mss (sctp_connection_t *sctp_conn)

void	sctp_prepare_initack_chunk (sctp_connection_t sctp_conn, u8 idx, vlib_buffer_t b, ip4_address_t ip4_addr, u8 add_ip4, ip6_address_t ip6_addr, u8 add_ip6)
	Convert buffer to INIT-ACK. More...

void	sctp_prepare_initack_chunk_for_collision (sctp_connection_t sctp_conn, u8 idx, vlib_buffer_t b, ip4_address_t ip4_addr, ip6_address_t ip6_addr)
	Convert buffer to INIT-ACK. More...

void	sctp_prepare_abort_for_collision (sctp_connection_t sctp_conn, u8 idx, vlib_buffer_t b, ip4_address_t ip4_addr, ip6_address_t ip6_addr)
	Convert buffer to ABORT. More...

void	sctp_prepare_operation_error (sctp_connection_t sctp_conn, u8 idx, vlib_buffer_t b, u8 err_cause)
	Convert buffer to ERROR. More...

void	sctp_prepare_cookie_echo_chunk (sctp_connection_t sctp_conn, u8 idx, vlib_buffer_t b, u8 reuse_buffer)

void	sctp_prepare_cookie_ack_chunk (sctp_connection_t sctp_conn, u8 idx, vlib_buffer_t b)

void	sctp_prepare_sack_chunk (sctp_connection_t sctp_conn, u8 idx, vlib_buffer_t b)
	Convert buffer to SACK. More...

void	sctp_prepare_heartbeat_ack_chunk (sctp_connection_t sctp_conn, u8 idx, vlib_buffer_t b)
	Convert buffer to HEARTBEAT_ACK. More...

u16	sctp_check_outstanding_data_chunks (sctp_connection_t *sctp_conn)

void	sctp_api_reference (void)

static char *	sctp_state_to_string (u8 state)

static char *	sctp_chunk_to_string (u8 type)

static char *	sctp_optparam_type_to_string (u8 type)

static sctp_main_t *	vnet_get_sctp_main ()

static sctp_header_t *	sctp_buffer_hdr (vlib_buffer_t *b)

clib_error_t *	vnet_sctp_enable_disable (vlib_main_t *vm, u8 is_en)

static sctp_connection_t *	sctp_half_open_connection_get (u32 conn_index)

static void	sctp_half_open_connection_del (sctp_connection_t *tc)
	Cleanup half-open connection. More...

static u32	sctp_set_time_now (u32 thread_index)

static void	sctp_timer_set (sctp_connection_t *tc, u8 conn_idx, u8 timer_id, u32 interval)

static void	sctp_timer_reset (sctp_connection_t *tc, u8 conn_idx, u8 timer_id)

static int	sctp_half_open_connection_cleanup (sctp_connection_t *tc)
	Try to cleanup half-open connection. More...

static u32	sctp_header_bytes ()

static sctp_connection_t *	sctp_get_connection_from_transport (transport_connection_t *tconn)

static u32	sctp_time_now (void)

static void	sctp_calculate_rto (sctp_connection_t *sctp_conn, u8 conn_idx)

static void	sctp_timer_update (sctp_connection_t *tc, u8 conn_idx, u8 timer_id, u32 interval)

static sctp_connection_t *	sctp_listener_get (u32 tli)

static sctp_connection_t *	sctp_connection_get (u32 conn_index, u32 thread_index)

static u8	sctp_data_subconn_select (sctp_connection_t *sctp_conn)

static u8	sctp_sub_conn_id_via_ip6h (sctp_connection_t sctp_conn, ip6_header_t ip6h)

static u8	sctp_sub_conn_id_via_ip4h (sctp_connection_t sctp_conn, ip4_header_t ip4h)

static void *	vlib_buffer_push_sctp_net_order (vlib_buffer_t *b, u16 sp, u16 dp, u8 sctp_hdr_opts_len)
	Push SCTP header to buffer. More...

static void *	vlib_buffer_push_sctp (vlib_buffer_t *b, u16 sp_net, u16 dp_net, u8 sctp_hdr_opts_len)
	Push SCTP header to buffer. More...

static u8	sctp_next_avail_subconn (sctp_connection_t *sctp_conn)

static void	update_smallest_pmtu_idx (sctp_connection_t *sctp_conn)

static void	sctp_init_cwnd (sctp_connection_t *sctp_conn)

static u8	sctp_in_cong_recovery (sctp_connection_t *sctp_conn, u8 idx)

static u8	cwnd_fully_utilized (sctp_connection_t *sctp_conn, u8 idx)

static void	update_cwnd (sctp_connection_t *sctp_conn)

Variables
format_function_t	format_sctp_state

sctp_main_t	sctp_main

vlib_node_registration_t	sctp4_input_node
	(constructor) VLIB_REGISTER_NODE (sctp4_input_node) More...

vlib_node_registration_t	sctp6_input_node
	(constructor) VLIB_REGISTER_NODE (sctp6_input_node) More...

vlib_node_registration_t	sctp4_output_node
	(constructor) VLIB_REGISTER_NODE (sctp4_output_node) More...

vlib_node_registration_t	sctp6_output_node
	(constructor) VLIB_REGISTER_NODE (sctp6_output_node) More...

Macro Definition Documentation

#define ABS ( x ) ((x) > 0) ? (x) : -(x);

Definition at line 674 of file sctp.h.

#define CLEAR_BIT	(	A,
		k
	)	( A[(k/32)] &= ~(1 << (k%32)) )

Definition at line 159 of file sctp.h.

#define ENDIANESS_SWAP ( x ) _bytes_swap(&x, sizeof(x));

Definition at line 175 of file sctp.h.

#define foreach_sctp_fsm_state

Value:

_(CLOSED, "CLOSED")                         \
  _(COOKIE_WAIT, "COOKIE_WAIT")               \
  _(COOKIE_ECHOED, "COOKIE_ECHOED")           \
  _(ESTABLISHED, "ESTABLISHED")               \
  _(SHUTDOWN_PENDING, "SHUTDOWN_PENDING")     \
  _(SHUTDOWN_SENT, "SHUTDOWN_SENT")           \
  _(SHUTDOWN_RECEIVED, "SHUTDOWN_RECEIVED")   \
  _(SHUTDOWN_ACK_SENT, "SHUTDOWN_ACK_SENT")

SSCTP FSM state definitions as per RFC4960.

Definition at line 346 of file sctp.h.

#define foreach_sctp_timer

Value:

_(T1_INIT, "T1_INIT")                                   \
  _(T1_COOKIE, "T1_COOKIE")                             \
  _(T2_SHUTDOWN, "T2_SHUTDOWN")                 \
  _(T3_RXTX, "T3_RXTX")                                         \
  _(T4_HEARTBEAT, "T4_HB")                                      \
  _(T5_SHUTDOWN_GUARD, "T5_SHUTDOWN_GUARD")

Definition at line 26 of file sctp.h.

#define IP_PROTOCOL_SCTP 132

Definition at line 343 of file sctp.h.

#define IS_B_BIT_SET ( var ) ((var) & (1<<1))

Definition at line 77 of file sctp.h.

#define IS_E_BIT_SET ( var ) ((var) & (1))

Definition at line 76 of file sctp.h.

#define IS_T_BIT_SET ( var ) ((var) & (1))

Definition at line 75 of file sctp.h.

#define IS_U_BIT_SET ( var ) ((var) & (1<<2))

Definition at line 78 of file sctp.h.

#define MAX_ENQUEABLE_SACKS 2

Definition at line 178 of file sctp.h.

#define MAX_INFLIGHT_PACKETS 128

Definition at line 177 of file sctp.h.

#define MAX_SCTP_CONNECTIONS 8

Definition at line 80 of file sctp.h.

#define NO_FLAG 0

Definition at line 73 of file sctp.h.

#define SCTP_ASSOCIATION_MAX_RETRANS 10

Definition at line 463 of file sctp.h.

#define SCTP_CONN_RECOVERY 1 << 1

Definition at line 471 of file sctp.h.

#define SCTP_DATA_IDLE_INTERVAL 15 * SHZ /* 15 seconds; the time-interval after which the connetion is considered IDLE */

Definition at line 468 of file sctp.h.

#define sctp_error	(	n,
		s
	)	SCTP_ERROR_##n,

Definition at line 67 of file sctp.h.

#define SCTP_FAST_RECOVERY 1 << 2

Definition at line 472 of file sctp.h.

#define SCTP_HB_INTERVAL 30 * SHZ

Definition at line 466 of file sctp.h.

#define SCTP_HB_MAX_BURST 1

Definition at line 467 of file sctp.h.

#define SCTP_INITIAL_SSHTRESH 65535

Definition at line 101 of file sctp.h.

#define SCTP_MAX_INIT_RETRANS 8

Definition at line 465 of file sctp.h.

#define SCTP_PATH_MAX_RETRANS 5

Definition at line 464 of file sctp.h.

#define SCTP_PRIMARY_PATH_IDX 0

Definition at line 81 of file sctp.h.

#define SCTP_RTO_ALPHA 1/8

Definition at line 460 of file sctp.h.

#define SCTP_RTO_BETA 1/4

Definition at line 461 of file sctp.h.

#define SCTP_RTO_BURST 4

Definition at line 459 of file sctp.h.

#define SCTP_RTO_INIT 3 * SHZ /* 3 seconds */

Definition at line 456 of file sctp.h.

#define SCTP_RTO_MAX 60 * SHZ /* 60 seconds */

Definition at line 458 of file sctp.h.

#define SCTP_RTO_MIN 1 * SHZ /* 1 second */

Definition at line 457 of file sctp.h.

#define SCTP_TICK 0.001

SCTP tick period (s)

Definition at line 451 of file sctp.h.

#define SCTP_TIMER_HANDLE_INVALID ((u32) ~0)

Definition at line 42 of file sctp.h.

#define SCTP_TO_TIMER_TICK SCTP_TICK*10 /* Period for converting from SCTP_TICK */

Definition at line 469 of file sctp.h.

#define sctp_trajectory_add_start	(	b,
		start
	)

Definition at line 89 of file sctp.h.

#define SCTP_TSTAMP_RESOLUTION SCTP_TICK

Time stamp resolution.

Definition at line 453 of file sctp.h.

#define SCTP_VALID_COOKIE_LIFE 60 * SHZ /* 60 seconds */

Definition at line 462 of file sctp.h.

#define SELECT_MAX_RETRIES 8

Definition at line 763 of file sctp.h.

#define SET_BIT	(	A,
		k
	)	( A[(k/32)] \|= (1 << (k%32)) )

Definition at line 158 of file sctp.h.

#define SHZ (u32) (1/SCTP_TICK)

SCTP tick frequency.

Definition at line 452 of file sctp.h.

#define SUGGESTED_COOKIE_LIFE_SPAN_INCREMENT 1000

Definition at line 184 of file sctp.h.

#define TEST_BIT	(	A,
		k
	)	( A[(k/32)] & (1 << (k%32)) )

Definition at line 160 of file sctp.h.

Typedef Documentation

typedef struct _sctp_connection sctp_connection_t

typedef enum _sctp_error sctp_error_t

typedef struct _sctp_lookup_dispatch sctp_lookup_dispatch_t

typedef struct _sctp_main sctp_main_t

typedef enum _sctp_state sctp_state_t

typedef struct _sctp_sub_connection sctp_sub_connection_t

typedef void( sctp_timer_expiration_handler) (u32 conn_index, u32 timer_id)

Definition at line 259 of file sctp.h.

typedef enum _sctp_timers sctp_timers_e

typedef struct _sctp_user_configuration sctp_user_configuration_t

Function Documentation

static u8 cwnd_fully_utilized	(	sctp_connection_t *	sctp_conn,
		u8	idx
	)

inlinestatic

Definition at line 926 of file sctp.h.

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u8* format_sctp_connection	(	u8 *	s,
		va_list *	args
	)

Definition at line 226 of file sctp.c.

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u8* format_sctp_connection_id	(	u8 *	s,
		va_list *	args
	)

Definition at line 182 of file sctp.c.

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u8* format_sctp_header	(	u8 *	s,
		va_list *	args
	)

Definition at line 20 of file sctp_format.c.

u8* format_sctp_scoreboard	(	u8 *	s,
		va_list *	args
	)

u8* format_sctp_tx_trace	(	u8 *	s,
		va_list *	args
	)

Definition at line 26 of file sctp_format.c.

void sctp_api_reference ( void )

Definition at line 137 of file sctp_api.c.

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static sctp_header_t* sctp_buffer_hdr ( vlib_buffer_t * b )

inlinestatic

Definition at line 548 of file sctp.h.

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static void sctp_calculate_rto	(	sctp_connection_t *	sctp_conn,
		u8	conn_idx
	)

inlinestatic

Definition at line 677 of file sctp.h.

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u16 sctp_check_outstanding_data_chunks ( sctp_connection_t * sctp_conn )

Definition at line 543 of file sctp.c.

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static char* sctp_chunk_to_string ( u8 type )

inlinestatic

Definition at line 390 of file sctp.h.

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u8 sctp_configure ( sctp_user_configuration_t config )

Definition at line 402 of file sctp.c.

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void sctp_connection_cleanup ( sctp_connection_t * sctp_conn )

Cleans up connection state.

No notifications.

Definition at line 513 of file sctp.c.

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void sctp_connection_close ( sctp_connection_t * sctp_conn )

Definition at line 565 of file sctp.c.

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void sctp_connection_del ( sctp_connection_t * sctp_conn )

static sctp_connection_t* sctp_connection_get	(	u32	conn_index,
		u32	thread_index
	)

inlinestatic

Definition at line 755 of file sctp.h.

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sctp_connection_t* sctp_connection_new ( u8 thread_index )

Definition at line 417 of file sctp.c.

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void sctp_connection_timers_init ( sctp_connection_t * sctp_conn )

Initialize all connection timers as invalid.

Definition at line 133 of file sctp.c.

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void sctp_connection_timers_reset ( sctp_connection_t * sctp_conn )

Stop all connection timers.

Definition at line 153 of file sctp.c.

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void sctp_data_retransmit ( sctp_connection_t * sctp_conn )

Definition at line 1513 of file sctp_output.c.

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static u8 sctp_data_subconn_select ( sctp_connection_t * sctp_conn )

inlinestatic

Definition at line 766 of file sctp.h.

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void sctp_flush_frame_to_output	(	vlib_main_t *	vm,
		u8	thread_index,
		u8	is_ip4
	)

Flush tx frame populated by retransmits and timer pops.

Definition at line 54 of file sctp_output.c.

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void sctp_flush_frames_to_output ( u8 thread_index )

Flush v4 and v6 sctp and ip-lookup tx frames for thread index.

Definition at line 87 of file sctp_output.c.

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static sctp_connection_t* sctp_get_connection_from_transport ( transport_connection_t * tconn )

inlinestatic

Definition at line 650 of file sctp.h.

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static int sctp_half_open_connection_cleanup ( sctp_connection_t * tc )

inlinestatic

Try to cleanup half-open connection.

If called from a thread that doesn't own tc, the call won't have any effect.

Parameters

tc	- connection to be cleaned up

Returns: non-zero if cleanup failed.

Definition at line 632 of file sctp.h.

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static void sctp_half_open_connection_del ( sctp_connection_t * tc )

inlinestatic

Cleanup half-open connection.

Definition at line 574 of file sctp.h.

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static sctp_connection_t* sctp_half_open_connection_get ( u32 conn_index )

inlinestatic

Definition at line 558 of file sctp.h.

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static u32 sctp_header_bytes ( )

inlinestatic

Definition at line 644 of file sctp.h.

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static u8 sctp_in_cong_recovery	(	sctp_connection_t *	sctp_conn,
		u8	idx
	)

inlinestatic

Definition at line 920 of file sctp.h.

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clib_error_t* sctp_init ( vlib_main_t * vm )

Definition at line 955 of file sctp.c.

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static void sctp_init_cwnd ( sctp_connection_t * sctp_conn )

inlinestatic

Definition at line 901 of file sctp.h.

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void sctp_init_mss ( sctp_connection_t * sctp_conn )

void sctp_init_snd_vars ( sctp_connection_t * sctp_conn )

Initialize connection send variables.

Definition at line 246 of file sctp.c.

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static sctp_connection_t* sctp_listener_get ( u32 tli )

inlinestatic

Definition at line 747 of file sctp.h.

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static u8 sctp_next_avail_subconn ( sctp_connection_t * sctp_conn )

inlinestatic

Definition at line 868 of file sctp.h.

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static char* sctp_optparam_type_to_string ( u8 type )

inlinestatic

Definition at line 429 of file sctp.h.

void sctp_prepare_abort_for_collision	(	sctp_connection_t *	sctp_conn,
		u8	idx,
		vlib_buffer_t *	b,
		ip4_address_t *	ip4_addr,
		ip6_address_t *	ip6_addr
	)

Convert buffer to ABORT.

Definition at line 688 of file sctp_output.c.

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void sctp_prepare_cookie_ack_chunk	(	sctp_connection_t *	sctp_conn,
		u8	idx,
		vlib_buffer_t *	b
	)

Definition at line 526 of file sctp_output.c.

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void sctp_prepare_cookie_echo_chunk	(	sctp_connection_t *	sctp_conn,
		u8	idx,
		vlib_buffer_t *	b,
		u8	reuse_buffer
	)

Definition at line 560 of file sctp_output.c.

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void sctp_prepare_heartbeat_ack_chunk	(	sctp_connection_t *	sctp_conn,
		u8	idx,
		vlib_buffer_t *	b
	)

Convert buffer to HEARTBEAT_ACK.

Definition at line 1161 of file sctp_output.c.

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void sctp_prepare_initack_chunk	(	sctp_connection_t *	sctp_conn,
		u8	idx,
		vlib_buffer_t *	b,
		ip4_address_t *	ip4_addr,
		u8	add_ip4,
		ip6_address_t *	ip6_addr,
		u8	add_ip6
	)

Convert buffer to INIT-ACK.

Definition at line 869 of file sctp_output.c.

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void sctp_prepare_initack_chunk_for_collision	(	sctp_connection_t *	sctp_conn,
		u8	idx,
		vlib_buffer_t *	b,
		ip4_address_t *	ip4_addr,
		ip6_address_t *	ip6_addr
	)

Convert buffer to INIT-ACK.

Definition at line 729 of file sctp_output.c.

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void sctp_prepare_operation_error	(	sctp_connection_t *	sctp_conn,
		u8	idx,
		vlib_buffer_t *	b,
		u8	err_cause
	)

Convert buffer to ERROR.

Definition at line 643 of file sctp_output.c.

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void sctp_prepare_sack_chunk	(	sctp_connection_t *	sctp_conn,
		u8	idx,
		vlib_buffer_t *	b
	)

Convert buffer to SACK.

Definition at line 1123 of file sctp_output.c.

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void sctp_punt_unknown	(	vlib_main_t *	vm,
		u8	is_ip4,
		u8	is_add
	)

Definition at line 90 of file sctp.c.

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u32 sctp_push_header	(	transport_connection_t *	tconn,
		vlib_buffer_t *	b
	)

Definition at line 1439 of file sctp_output.c.

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void sctp_send_cookie_echo ( sctp_connection_t * sctp_conn )

Definition at line 598 of file sctp_output.c.

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void sctp_send_heartbeat ( sctp_connection_t * sctp_conn )

Definition at line 1232 of file sctp_output.c.

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void sctp_send_init ( sctp_connection_t * sctp_conn )

Definition at line 1314 of file sctp_output.c.

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void sctp_send_shutdown ( sctp_connection_t * sctp_conn )

Definition at line 1048 of file sctp_output.c.

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void sctp_send_shutdown_ack	(	sctp_connection_t *	sctp_conn,
		u8	idx,
		vlib_buffer_t *	b
	)

Definition at line 1106 of file sctp_output.c.

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void sctp_send_shutdown_complete	(	sctp_connection_t *	sctp_conn,
		u8	idx,
		vlib_buffer_t *	b0
	)

Definition at line 1297 of file sctp_output.c.

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static u32 sctp_set_time_now ( u32 thread_index )

inlinestatic

Definition at line 586 of file sctp.h.

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static char* sctp_state_to_string ( u8 state )

inlinestatic

Definition at line 365 of file sctp.h.

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static u8 sctp_sub_conn_id_via_ip4h	(	sctp_connection_t *	sctp_conn,
		ip4_header_t *	ip4h
	)

inlinestatic

Definition at line 807 of file sctp.h.

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static u8 sctp_sub_conn_id_via_ip6h	(	sctp_connection_t *	sctp_conn,
		ip6_header_t *	ip6h
	)

inlinestatic

Definition at line 785 of file sctp.h.

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u8 sctp_sub_connection_add_ip4	(	vlib_main_t *	vm,
		ip4_address_t *	lcl_addr,
		ip4_address_t *	rmt_addr
	)

Definition at line 286 of file sctp.c.

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u8 sctp_sub_connection_add_ip6	(	vlib_main_t *	vm,
		ip6_address_t *	lcl_addr,
		ip6_address_t *	rmt_addr
	)

Definition at line 343 of file sctp.c.

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u8 sctp_sub_connection_del_ip4	(	ip4_address_t *	lcl_addr,
		ip4_address_t *	rmt_addr
	)

Definition at line 309 of file sctp.c.

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u8 sctp_sub_connection_del_ip6	(	ip6_address_t *	lcl_addr,
		ip6_address_t *	rmt_addr
	)

Definition at line 366 of file sctp.c.

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static u32 sctp_time_now ( void )

inlinestatic

Definition at line 669 of file sctp.h.

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static void sctp_timer_reset	(	sctp_connection_t *	tc,
		u8	conn_idx,
		u8	timer_id
	)

inlinestatic

Definition at line 609 of file sctp.h.

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static void sctp_timer_set	(	sctp_connection_t *	tc,
		u8	conn_idx,
		u8	timer_id,
		u32	interval
	)

inlinestatic

Definition at line 594 of file sctp.h.

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static char* sctp_timer_to_string ( u8 timer_id )

inlinestatic

Definition at line 45 of file sctp.h.

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static void sctp_timer_update	(	sctp_connection_t *	tc,
		u8	conn_idx,
		u8	timer_id,
		u32	interval
	)

inlinestatic

Definition at line 730 of file sctp.h.

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static void update_cwnd ( sctp_connection_t * sctp_conn )

inlinestatic

Definition at line 935 of file sctp.h.

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static void update_smallest_pmtu_idx ( sctp_connection_t * sctp_conn )

inlinestatic

Definition at line 881 of file sctp.h.

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static void* vlib_buffer_push_sctp	(	vlib_buffer_t *	b,
		u16	sp_net,
		u16	dp_net,
		u8	sctp_hdr_opts_len
	)

inlinestatic

Push SCTP header to buffer.

Parameters

b	- buffer to write the header to
sp_net	- source port net order
dp_net	- destination port net order
sctp_hdr_opts_len	- header and options length in bytes

Returns: - pointer to start of SCTP header

Definition at line 860 of file sctp.h.

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static void* vlib_buffer_push_sctp_net_order	(	vlib_buffer_t *	b,
		u16	sp,
		u16	dp,
		u8	sctp_hdr_opts_len
	)

inlinestatic

Push SCTP header to buffer.

Parameters

vm	- vlib_main
b	- buffer to write the header to
sp_net	- source port net order
dp_net	- destination port net order
sctp_hdr_opts_len	- header and options length in bytes

Returns: - pointer to start of SCTP header

Definition at line 836 of file sctp.h.

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static sctp_main_t* vnet_get_sctp_main ( )

inlinestatic

Definition at line 542 of file sctp.h.

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clib_error_t* vnet_sctp_enable_disable	(	vlib_main_t *	vm,
		u8	is_en
	)

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Variable Documentation

format_function_t format_sctp_state

Definition at line 302 of file sctp.h.

vlib_node_registration_t sctp4_input_node

(constructor) VLIB_REGISTER_NODE (sctp4_input_node)

Definition at line 2326 of file sctp_input.c.

vlib_node_registration_t sctp4_output_node

Initial value:

=
{
  .function = sctp4_output,.name = "sctp4-output",
    
    .vector_size = sizeof (u32),
    .n_errors = SCTP_N_ERROR,
    .error_strings = sctp_error_strings,
    .n_next_nodes = SCTP_OUTPUT_N_NEXT,
    .next_nodes = {
#define _(s,n) 
    foreach_sctp4_output_next
    },
    .format_buffer = format_sctp_header,
    .format_trace = format_sctp_tx_trace,
}

(constructor) VLIB_REGISTER_NODE (sctp4_output_node)

Definition at line 1881 of file sctp_output.c.

vlib_node_registration_t sctp6_input_node

(constructor) VLIB_REGISTER_NODE (sctp6_input_node)

Definition at line 2327 of file sctp_input.c.

vlib_node_registration_t sctp6_output_node

Initial value:

=
{
  .function = sctp6_output,
  .name = "sctp6-output",
    
  .vector_size = sizeof (u32),
  .n_errors = SCTP_N_ERROR,
  .error_strings = sctp_error_strings,
  .n_next_nodes = SCTP_OUTPUT_N_NEXT,
  .next_nodes = {
#define _(s,n) 
    foreach_sctp6_output_next
  },
  .format_buffer = format_sctp_header,
  .format_trace = format_sctp_tx_trace,
}

(constructor) VLIB_REGISTER_NODE (sctp6_output_node)

Definition at line 1902 of file sctp_output.c.

sctp_main_t sctp_main

Definition at line 18 of file sctp.c.

Data Structures

Macros

Typedefs

Functions

Variables

Macro Definition Documentation

Typedef Documentation

Function Documentation

Variable Documentation