ipsec_tun_in.c File Reference

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Data Structures
struct	ipsec_tun_protect_input_trace_t

Macros
#define	foreach_ipsec_tun_protect_input_error

Typedefs
typedef enum ipsec_tun_next_t_	ipsec_tun_next_t

Enumerations
enum	ipsec_tun_protect_input_error_t { IPSEC_TUN_PROTECT_INPUT_N_ERROR }
enum	ipsec_tun_next_t_ { IPSEC_TUN_PROTECT_NEXT_DECRYPT, IPSEC_TUN_PROTECT_N_NEXT }

Functions
static u8 *	format_ipsec_tun_protect_input_trace (u8 *s, va_list *args)
static u16	ipsec_ip4_if_no_tunnel (vlib_node_runtime_t *node, vlib_buffer_t *b, const esp_header_t *esp, const ip4_header_t *ip4)
static u16	ipsec_ip6_if_no_tunnel (vlib_node_runtime_t *node, vlib_buffer_t *b, const esp_header_t *esp)
static uword	ipsec_tun_protect_input_inline (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame, int is_ip6)
VLIB_NODE_FN()	ipsec4_tun_input_node (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)
VLIB_NODE_FN()	ipsec6_tun_input_node (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)

Variables
static char *	ipsec_tun_protect_input_error_strings []
vlib_node_registration_t	ipsec4_tun_input_node
	(constructor) VLIB_REGISTER_NODE (ipsec4_tun_input_node) More...
vlib_node_registration_t	ipsec6_tun_input_node
	(constructor) VLIB_REGISTER_NODE (ipsec6_tun_input_node) More...

Macro Definition Documentation

foreach_ipsec_tun_protect_input_error

#define foreach_ipsec_tun_protect_input_error

Value:

_(RX, "good packets received")                                  \
  _(DISABLED, "ipsec packets received on disabled interface")     \
  _(NO_TUNNEL, "no matching tunnel")                              \
  _(TUNNEL_MISMATCH, "SPI-tunnel mismatch")                       \
  _(NAT_KEEPALIVE, "NAT Keepalive")                               \
  _(TOO_SHORT, "Too Short")                                       \
  _(SPI_0, "SPI 0")

Definition at line 30 of file ipsec_tun_in.c.

Typedef Documentation

ipsec_tun_next_t

typedef enum ipsec_tun_next_t_ ipsec_tun_next_t

Enumeration Type Documentation

ipsec_tun_next_t_

enum ipsec_tun_next_t_

Enumerator
IPSEC_TUN_PROTECT_NEXT_DECRYPT
IPSEC_TUN_PROTECT_N_NEXT

Definition at line 53 of file ipsec_tun_in.c.

ipsec_tun_protect_input_error_t

enum ipsec_tun_protect_input_error_t

Enumerator
IPSEC_TUN_PROTECT_INPUT_N_ERROR

Definition at line 45 of file ipsec_tun_in.c.

Function Documentation

format_ipsec_tun_protect_input_trace()

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

static

Definition at line 74 of file ipsec_tun_in.c.

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ipsec4_tun_input_node()

VLIB_NODE_FN() ipsec4_tun_input_node	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	from_frame
	)

Definition at line 408 of file ipsec_tun_in.c.

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ipsec6_tun_input_node()

VLIB_NODE_FN() ipsec6_tun_input_node	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	from_frame
	)

Definition at line 433 of file ipsec_tun_in.c.

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ipsec_ip4_if_no_tunnel()

static u16 ipsec_ip4_if_no_tunnel ( vlib_node_runtime_t *  node, vlib_buffer_t *  b, const esp_header_t *  esp, const ip4_header_t *  ip4  )

inlinestatic

Definition at line 91 of file ipsec_tun_in.c.

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ipsec_ip6_if_no_tunnel()

static u16 ipsec_ip6_if_no_tunnel ( vlib_node_runtime_t *  node, vlib_buffer_t *  b, const esp_header_t *  esp  )

inlinestatic

Definition at line 111 of file ipsec_tun_in.c.

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ipsec_tun_protect_input_inline()

static uword ipsec_tun_protect_input_inline ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  from_frame, int  is_ip6  )

inlinestatic

Definition at line 121 of file ipsec_tun_in.c.

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Variable Documentation

ipsec4_tun_input_node

vlib_node_registration_t ipsec4_tun_input_node

Initial value:

= {
  .name = "ipsec4-tun-input",
  .vector_size = sizeof (u32),
  .format_trace = format_ipsec_tun_protect_input_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,
  .n_errors = ARRAY_LEN(ipsec_tun_protect_input_error_strings),
  .error_strings = ipsec_tun_protect_input_error_strings,
  .n_next_nodes = IPSEC_TUN_PROTECT_N_NEXT,
  .next_nodes = {
    [IPSEC_TUN_PROTECT_NEXT_DROP] = "ip4-drop",
    [IPSEC_TUN_PROTECT_NEXT_PUNT] = "punt-dispatch",
    [IPSEC_TUN_PROTECT_NEXT_DECRYPT] = "esp4-decrypt-tun",
  }
}

(constructor) VLIB_REGISTER_NODE (ipsec4_tun_input_node)

Definition at line 417 of file ipsec_tun_in.c.

ipsec6_tun_input_node

vlib_node_registration_t ipsec6_tun_input_node

Initial value:

= {
  .name = "ipsec6-tun-input",
  .vector_size = sizeof (u32),
  .format_trace = format_ipsec_tun_protect_input_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,
  .n_errors = ARRAY_LEN(ipsec_tun_protect_input_error_strings),
  .error_strings = ipsec_tun_protect_input_error_strings,
  .n_next_nodes = IPSEC_TUN_PROTECT_N_NEXT,
  .next_nodes = {
    [IPSEC_TUN_PROTECT_NEXT_DROP] = "ip6-drop",
    [IPSEC_TUN_PROTECT_NEXT_PUNT] = "punt-dispatch",
    [IPSEC_TUN_PROTECT_NEXT_DECRYPT] = "esp6-decrypt-tun",
  }
}

(constructor) VLIB_REGISTER_NODE (ipsec6_tun_input_node)

Definition at line 442 of file ipsec_tun_in.c.

ipsec_tun_protect_input_error_strings

char* ipsec_tun_protect_input_error_strings[]

static

Initial value:

= {
#define _(sym,string) 
  foreach_ipsec_tun_protect_input_error

}

Definition at line 39 of file ipsec_tun_in.c.