sctp.c File Reference

Include dependency graph for sctp.c:

Go to the source code of this file.

Functions
static u32	sctp_connection_bind (u32 session_index, transport_endpoint_t *tep)
u32	sctp_session_bind (u32 session_index, transport_endpoint_t *tep)
static void	sctp_connection_unbind (u32 listener_index)
u32	sctp_session_unbind (u32 listener_index)
void	sctp_punt_unknown (vlib_main_t *vm, u8 is_ip4, u8 is_add)
static int	sctp_alloc_custom_local_endpoint (sctp_main_t *tm, ip46_address_t *lcl_addr, u16 *lcl_port, u8 is_ip4)
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...
u8 *	format_sctp_state (u8 *s, va_list *args)
u8 *	format_sctp_connection_id (u8 *s, va_list *args)
u8 *	format_sctp_connection (u8 *s, va_list *args)
void	sctp_init_snd_vars (sctp_connection_t *sctp_conn)
	Initialize connection send variables. More...
static sctp_connection_t *	sctp_sub_connection_add (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_del_ip4 (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_ip6 (ip6_address_t *lcl_addr, ip6_address_t *rmt_addr)
u8	sctp_configure (sctp_user_configuration_t config)
sctp_connection_t *	sctp_connection_new (u8 thread_index)
sctp_connection_t *	sctp_half_open_connection_new (u8 thread_index)
static int	sctp_connection_open (transport_endpoint_cfg_t *rmt)
void	sctp_connection_cleanup (sctp_connection_t *sctp_conn)
	Cleans up connection state. More...
int	sctp_session_open (transport_endpoint_cfg_t *tep)
u16	sctp_check_outstanding_data_chunks (sctp_connection_t *sctp_conn)
void	sctp_connection_close (sctp_connection_t *sctp_conn)
void	sctp_session_close (u32 conn_index, u32 thread_index)
void	sctp_session_cleanup (u32 conn_index, u32 thread_index)
u16	sctp_session_send_mss (transport_connection_t *trans_conn)
	Compute maximum segment size for session layer. More...
u16	sctp_snd_space (sctp_connection_t *sctp_conn)
u32	sctp_session_send_space (transport_connection_t *trans_conn)
	Compute TX window session is allowed to fill. More...
transport_connection_t *	sctp_session_get_transport (u32 conn_index, u32 thread_index)
transport_connection_t *	sctp_session_get_listener (u32 listener_index)
u8 *	format_sctp_session (u8 *s, va_list *args)
u8 *	format_sctp_listener_session (u8 *s, va_list *args)
void	sctp_expired_timers_cb (u32 conn_index, u32 timer_id)
static void	sctp_expired_timers_dispatch (u32 *expired_timers)
void	sctp_initialize_timer_wheels (sctp_main_t *tm)
clib_error_t *	sctp_main_enable (vlib_main_t *vm)
clib_error_t *	sctp_transport_enable_disable (vlib_main_t *vm, u8 is_en)
transport_connection_t *	sctp_half_open_session_get_transport (u32 conn_index)
u8 *	format_sctp_half_open (u8 *s, va_list *args)
void	sctp_update_time (f64 now, u8 thread_index)
clib_error_t *	sctp_enable_disable (vlib_main_t *vm, u8 is_en)
static u8 *	sctp_format_buffer_opaque_helper (const vlib_buffer_t *b, u8 *s)
clib_error_t *	sctp_init (vlib_main_t *vm)
static clib_error_t *	show_sctp_punt_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd_arg)
static clib_error_t *	sctp_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd_arg)
	VLIB_PLUGIN_REGISTER ()

Variables
sctp_main_t	sctp_main
const char *	sctp_fsm_states []
static const transport_proto_vft_t	sctp_proto
static vlib_cli_command_t	show_tcp_punt_command
	(constructor) VLIB_CLI_COMMAND (show_tcp_punt_command) More...
static vlib_cli_command_t	show_sctp_command
	(constructor) VLIB_CLI_COMMAND (show_sctp_command) More...

Function Documentation

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

Definition at line 237 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

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

Definition at line 193 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

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

Definition at line 932 of file sctp.c.

Here is the call graph for this function:

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

Definition at line 713 of file sctp.c.

Here is the call graph for this function:

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

Definition at line 697 of file sctp.c.

Here is the call graph for this function:

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

Definition at line 181 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

static int sctp_alloc_custom_local_endpoint ( sctp_main_t *  tm, ip46_address_t *  lcl_addr, u16 *  lcl_port, u8  is_ip4  )

static

Definition at line 111 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

u16 sctp_check_outstanding_data_chunks

(

sctp_connection_t *

sctp_conn

)

Definition at line 562 of file sctp.c.

Here is the caller graph for this function:

u8 sctp_configure

(

sctp_user_configuration_t

config

)

Definition at line 415 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

static u32 sctp_connection_bind ( u32  session_index, transport_endpoint_t *  tep  )

static

Definition at line 25 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

void sctp_connection_cleanup

(

sctp_connection_t *

sctp_conn

)

Cleans up connection state.

No notifications.

Definition at line 532 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

void sctp_connection_close

(

sctp_connection_t *

sctp_conn

)

Definition at line 584 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

sctp_connection_t* sctp_connection_new

(

u8

thread_index

)

Definition at line 430 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

static int sctp_connection_open ( transport_endpoint_cfg_t *  rmt )

inlinestatic

Definition at line 463 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

void sctp_connection_timers_init

(

sctp_connection_t *

sctp_conn

)

Initialize all connection timers as invalid.

Definition at line 144 of file sctp.c.

Here is the caller graph for this function:

void sctp_connection_timers_reset

(

sctp_connection_t *

sctp_conn

)

Stop all connection timers.

Definition at line 164 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

static void sctp_connection_unbind ( u32  listener_index )

static

Definition at line 79 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

clib_error_t* sctp_enable_disable	(	vlib_main_t *	vm,
		u8	is_en
	)

Definition at line 975 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

void sctp_expired_timers_cb	(	u32	conn_index,
		u32	timer_id
	)

Definition at line 722 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

static void sctp_expired_timers_dispatch ( u32 *  expired_timers )

static

Definition at line 792 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

static clib_error_t* sctp_fn ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd_arg  )

static

Definition at line 1077 of file sctp.c.

Here is the call graph for this function:

static u8* sctp_format_buffer_opaque_helper ( const vlib_buffer_t *  b, u8 *  s  )

static

Definition at line 1011 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

sctp_connection_t* sctp_half_open_connection_new

(

u8

thread_index

)

Definition at line 448 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

transport_connection_t* sctp_half_open_session_get_transport

(

u32

conn_index

)

Definition at line 925 of file sctp.c.

Here is the call graph for this function:

clib_error_t* sctp_init

(

vlib_main_t *

vm

)

Definition at line 1035 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

void sctp_init_snd_vars

(

sctp_connection_t *

sctp_conn

)

Initialize connection send variables.

Definition at line 259 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

void sctp_initialize_timer_wheels

(

sctp_main_t *

tm

)

Definition at line 811 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

clib_error_t* sctp_main_enable

(

vlib_main_t *

vm

)

Definition at line 825 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

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

Definition at line 101 of file sctp.c.

u32 sctp_session_bind	(	u32	session_index,
		transport_endpoint_t *	tep
	)

Definition at line 73 of file sctp.c.

Here is the call graph for this function:

void sctp_session_cleanup	(	u32	conn_index,
		u32	thread_index
	)

Definition at line 606 of file sctp.c.

Here is the call graph for this function:

void sctp_session_close	(	u32	conn_index,
		u32	thread_index
	)

Definition at line 595 of file sctp.c.

Here is the call graph for this function:

transport_connection_t* sctp_session_get_listener

(

u32

listener_index

)

Definition at line 688 of file sctp.c.

Here is the call graph for this function:

transport_connection_t* sctp_session_get_transport	(	u32	conn_index,
		u32	thread_index
	)

Definition at line 676 of file sctp.c.

Here is the call graph for this function:

int sctp_session_open

(

transport_endpoint_cfg_t *

tep

)

Definition at line 556 of file sctp.c.

Here is the call graph for this function:

u16 sctp_session_send_mss

(

transport_connection_t *

trans_conn

)

Compute maximum segment size for session layer.

Definition at line 623 of file sctp.c.

Here is the call graph for this function:

u32 sctp_session_send_space

(

transport_connection_t *

trans_conn

)

Compute TX window session is allowed to fill.

Definition at line 667 of file sctp.c.

Here is the call graph for this function:

u32 sctp_session_unbind

(

u32

listener_index

)

Definition at line 94 of file sctp.c.

Here is the call graph for this function:

u16 sctp_snd_space

(

sctp_connection_t *

sctp_conn

)

Definition at line 642 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

static sctp_connection_t* sctp_sub_connection_add ( u8  thread_index )

inlinestatic

Definition at line 281 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

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

Definition at line 299 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

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

Definition at line 356 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

u8 sctp_sub_connection_del_ip4	(	ip4_address_t *	lcl_addr,
		ip4_address_t *	rmt_addr
	)

Definition at line 322 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

u8 sctp_sub_connection_del_ip6	(	ip6_address_t *	lcl_addr,
		ip6_address_t *	rmt_addr
	)

Definition at line 379 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

clib_error_t* sctp_transport_enable_disable	(	vlib_main_t *	vm,
		u8	is_en
	)

Definition at line 907 of file sctp.c.

Here is the call graph for this function:

Here is the caller graph for this function:

void sctp_update_time	(	f64	now,
		u8	thread_index
	)

Definition at line 941 of file sctp.c.

Here is the call graph for this function:

static clib_error_t* show_sctp_punt_fn ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd_arg  )

static

Definition at line 1054 of file sctp.c.

Here is the call graph for this function:

VLIB_PLUGIN_REGISTER

(

)

Variable Documentation

const char* sctp_fsm_states[]

Initial value:

= {
#define _(sym, str) 
  foreach_sctp_fsm_state

}

Definition at line 174 of file sctp.c.

sctp_main_t sctp_main

Definition at line 22 of file sctp.c.

const transport_proto_vft_t sctp_proto

static

Initial value:

= {
  .enable = sctp_transport_enable_disable,
  .start_listen = sctp_session_bind,
  .stop_listen = sctp_session_unbind,
  .connect = sctp_session_open,
  .close = sctp_session_close,
  .cleanup = sctp_session_cleanup,
  .push_header = sctp_push_header,
  .send_mss = sctp_session_send_mss,
  .send_space = sctp_session_send_space,
  .update_time = sctp_update_time,
  .get_connection = sctp_session_get_transport,
  .get_listener = sctp_session_get_listener,
  .get_half_open = sctp_half_open_session_get_transport,
  .format_connection = format_sctp_session,
  .format_listener = format_sctp_listener_session,
  .format_half_open = format_sctp_half_open,
  .transport_options = {
    .tx_type = TRANSPORT_TX_DEQUEUE,
    .service_type = TRANSPORT_SERVICE_VC,
  },
}

Definition at line 950 of file sctp.c.

vlib_cli_command_t show_sctp_command

static

Initial value:

=
{
  .path = "sctp",
  .short_help = "sctp [enable | disable]",
  .function = sctp_fn,
}

(constructor) VLIB_CLI_COMMAND (show_sctp_command)

Definition at line 1108 of file sctp.c.

vlib_cli_command_t show_tcp_punt_command

static

Initial value:

=
{
  .path = "show sctp punt",
  .short_help = "show sctp punt",
  .function = show_sctp_punt_fn,
}

(constructor) VLIB_CLI_COMMAND (show_tcp_punt_command)

Definition at line 1068 of file sctp.c.