mss_clamp_node.c File Reference

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Data Structures
struct	mssc_trace_t_

Typedefs
typedef struct mssc_trace_t_	mssc_trace_t

Enumerations
enum	mssc_next_t { MSSC_NEXT_DROP, MSSC_N_NEXT }

Functions
static u8 *	format_mssc_trace (u8 *s, va_list *args)
static u32	mssc_mss_fixup (vlib_buffer_t *b0, tcp_header_t *tcp0, u16 max_mss0)
static uword	mssc_inline (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame, vlib_dir_t dir, fib_protocol_t fproto)
static uword	mssc_ip4_in (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	mssc_ip4_out (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	mssc_ip6_in (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	mssc_ip6_out (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
	VNET_FEATURE_INIT (mssc_ip4_in_feat, static)
	VNET_FEATURE_INIT (mssc_ip4_out_feat, static)
	VNET_FEATURE_INIT (mssc_ip6_in_feat, static)
	VNET_FEATURE_INIT (mssc_ip6_out_feat, static)

Variables
vlib_node_registration_t	mssc_ip4_in_node
	(constructor) VLIB_REGISTER_NODE (mssc_ip4_in_node) More...
vlib_node_registration_t	mssc_ip4_out_node
	(constructor) VLIB_REGISTER_NODE (mssc_ip4_out_node) More...
vlib_node_registration_t	mssc_ip6_in_node
	(constructor) VLIB_REGISTER_NODE (mssc_ip6_in_node) More...
vlib_node_registration_t	mssc_ip6_out_node
	(constructor) VLIB_REGISTER_NODE (mssc_ip6_out_node) More...

Typedef Documentation

mssc_trace_t

typedef struct mssc_trace_t_ mssc_trace_t

Enumeration Type Documentation

mssc_next_t

enum mssc_next_t

Enumerator
MSSC_NEXT_DROP
MSSC_N_NEXT

Definition at line 49 of file mss_clamp_node.c.

Function Documentation

format_mssc_trace()

static u8* format_mssc_trace ( u8 *  s, va_list *  args  )

static

Definition at line 39 of file mss_clamp_node.c.

mssc_inline()

static uword mssc_inline ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame, vlib_dir_t  dir, fib_protocol_t  fproto  )

inlinestatic

Definition at line 118 of file mss_clamp_node.c.

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mssc_ip4_in()

static uword mssc_ip4_in ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 292 of file mss_clamp_node.c.

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mssc_ip4_out()

static uword mssc_ip4_out ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 298 of file mss_clamp_node.c.

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mssc_ip6_in()

static uword mssc_ip6_in ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 304 of file mss_clamp_node.c.

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mssc_ip6_out()

static uword mssc_ip6_out ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 310 of file mss_clamp_node.c.

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mssc_mss_fixup()

static u32 mssc_mss_fixup ( vlib_buffer_t *  b0, tcp_header_t *  tcp0, u16  max_mss0  )

inlinestatic

Definition at line 60 of file mss_clamp_node.c.

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VNET_FEATURE_INIT() [1/4]

VNET_FEATURE_INIT	(	mssc_ip4_in_feat	,
		static
	)

VNET_FEATURE_INIT() [2/4]

VNET_FEATURE_INIT	(	mssc_ip4_out_feat	,
		static
	)

VNET_FEATURE_INIT() [3/4]

VNET_FEATURE_INIT	(	mssc_ip6_in_feat	,
		static
	)

VNET_FEATURE_INIT() [4/4]

VNET_FEATURE_INIT	(	mssc_ip6_out_feat	,
		static
	)

Variable Documentation

mssc_ip4_in_node

vlib_node_registration_t mssc_ip4_in_node

Initial value:

=
{
  .function = mssc_ip4_in,
  .name = "tcp-mss-clamping-ip4-in",
  .vector_size = sizeof (u32),
  .format_trace = format_mssc_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,

  .n_errors = MSS_CLAMP_N_ERROR,
  .error_counters = mss_clamp_error_counters,

  .n_next_nodes = MSSC_N_NEXT,
  .next_nodes = {
        [MSSC_NEXT_DROP] = "error-drop",
  },
}

(constructor) VLIB_REGISTER_NODE (mssc_ip4_in_node)

Definition at line 315 of file mss_clamp_node.c.

mssc_ip4_out_node

vlib_node_registration_t mssc_ip4_out_node

Initial value:

=
{
  .function = mssc_ip4_out,
  .name = "tcp-mss-clamping-ip4-out",
  .vector_size = sizeof (u32),
  .format_trace = format_mssc_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,

  .n_errors = MSS_CLAMP_N_ERROR,
  .error_counters = mss_clamp_error_counters,

  .n_next_nodes = MSSC_N_NEXT,
  .next_nodes = {
        [MSSC_NEXT_DROP] = "error-drop",
  },
}

(constructor) VLIB_REGISTER_NODE (mssc_ip4_out_node)

Definition at line 332 of file mss_clamp_node.c.

mssc_ip6_in_node

vlib_node_registration_t mssc_ip6_in_node

Initial value:

=
{
  .function = mssc_ip6_in,
  .name = "tcp-mss-clamping-ip6-in",
  .vector_size = sizeof (u32),
  .format_trace = format_mssc_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,

  .n_errors = MSS_CLAMP_N_ERROR,
  .error_counters = mss_clamp_error_counters,

  .n_next_nodes = MSSC_N_NEXT,
  .next_nodes = {
        [MSSC_NEXT_DROP] = "error-drop",
  },
}

(constructor) VLIB_REGISTER_NODE (mssc_ip6_in_node)

Definition at line 349 of file mss_clamp_node.c.

mssc_ip6_out_node

vlib_node_registration_t mssc_ip6_out_node

Initial value:

=
{
  .function = mssc_ip6_out,
  .name = "tcp-mss-clamping-ip6-out",
  .vector_size = sizeof (u32),
  .format_trace = format_mssc_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,

  .n_errors = MSS_CLAMP_N_ERROR,
  .error_counters = mss_clamp_error_counters,

  .n_next_nodes = MSSC_N_NEXT,
  .next_nodes = {
        [MSSC_NEXT_DROP] = "error-drop",
  },
}

(constructor) VLIB_REGISTER_NODE (mssc_ip6_out_node)

Definition at line 366 of file mss_clamp_node.c.