esp_decrypt.c File Reference

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Data Structures
struct	esp_decrypt_trace_t
struct	esp_decrypt_packet_data_t

Macros
#define	foreach_esp_decrypt_next
#define	foreach_esp_decrypt_error
#define	ESP_ENCRYPT_PD_F_FD_TRANSPORT   (1 << 2)

Enumerations
enum	esp_decrypt_next_t { ESP_DECRYPT_N_NEXT, ESP_DECRYPT_N_NEXT }
enum	esp_decrypt_error_t { ESP_DECRYPT_N_ERROR, ESP_DECRYPT_N_ERROR }

Functions
static u8 *	format_esp_decrypt_trace (u8 *s, va_list *args)
	STATIC_ASSERT_SIZEOF (esp_decrypt_packet_data_t, 3 *sizeof(u64))
static uword	esp_decrypt_inline (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame, int is_ip6, int is_tun)
VLIB_NODE_FN()	esp4_decrypt_node (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)
VLIB_NODE_FN()	esp4_decrypt_tun_node (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)
VLIB_NODE_FN()	esp6_decrypt_node (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)
VLIB_NODE_FN()	esp6_decrypt_tun_node (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)

Variables
static char *	esp_decrypt_error_strings []
vlib_node_registration_t	esp4_decrypt_node
	(constructor) VLIB_REGISTER_NODE (esp4_decrypt_node) More...
vlib_node_registration_t	esp6_decrypt_node
	(constructor) VLIB_REGISTER_NODE (esp6_decrypt_node) More...
vlib_node_registration_t	esp4_decrypt_tun_node
	(constructor) VLIB_REGISTER_NODE (esp4_decrypt_tun_node) More...
vlib_node_registration_t	esp6_decrypt_tun_node
	(constructor) VLIB_REGISTER_NODE (esp6_decrypt_tun_node) More...

Macro Definition Documentation

ESP_ENCRYPT_PD_F_FD_TRANSPORT

#define ESP_ENCRYPT_PD_F_FD_TRANSPORT   (1 << 2)

Definition at line 121 of file esp_decrypt.c.

foreach_esp_decrypt_error

#define foreach_esp_decrypt_error

Value:

_(RX_PKTS, "ESP pkts received")                                \
 _(DECRYPTION_FAILED, "ESP decryption failed")                  \
 _(INTEG_ERROR, "Integrity check failed")                       \
 _(CRYPTO_ENGINE_ERROR, "crypto engine error (packet dropped)") \
 _(REPLAY, "SA replayed packet")                                \
 _(RUNT, "undersized packet")                                   \
 _(CHAINED_BUFFER, "chained buffers (packet dropped)")          \
 _(OVERSIZED_HEADER, "buffer with oversized header (dropped)")  \
 _(NO_TAIL_SPACE, "no enough buffer tail space (dropped)")      \
 _(TUN_NO_PROTO, "no tunnel protocol")                          \
 _(UNSUP_PAYLOAD, "unsupported payload")                        \

Definition at line 46 of file esp_decrypt.c.

foreach_esp_decrypt_next

#define foreach_esp_decrypt_next

Value:

_(DROP, "error-drop")                           \
_(IP4_INPUT, "ip4-input-no-checksum")           \
_(IP6_INPUT, "ip6-input")                       \
_(L2_INPUT, "l2-input")                         \
_(HANDOFF, "handoff")

Definition at line 30 of file esp_decrypt.c.

Enumeration Type Documentation

esp_decrypt_error_t

enum esp_decrypt_error_t

Enumerator
ESP_DECRYPT_N_ERROR
ESP_DECRYPT_N_ERROR

Definition at line 60 of file esp_decrypt.c.

esp_decrypt_next_t

enum esp_decrypt_next_t

Enumerator
ESP_DECRYPT_N_NEXT
ESP_DECRYPT_N_NEXT

Definition at line 38 of file esp_decrypt.c.

Function Documentation

esp4_decrypt_node()

VLIB_NODE_FN() esp4_decrypt_node	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	from_frame
	)

Definition at line 625 of file esp_decrypt.c.

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esp4_decrypt_tun_node()

VLIB_NODE_FN() esp4_decrypt_tun_node	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	from_frame
	)

Definition at line 632 of file esp_decrypt.c.

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esp6_decrypt_node()

VLIB_NODE_FN() esp6_decrypt_node	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	from_frame
	)

Definition at line 639 of file esp_decrypt.c.

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esp6_decrypt_tun_node()

VLIB_NODE_FN() esp6_decrypt_tun_node	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	from_frame
	)

Definition at line 646 of file esp_decrypt.c.

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esp_decrypt_inline()

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

inlinestatic

Definition at line 124 of file esp_decrypt.c.

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format_esp_decrypt_trace()

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

static

Definition at line 85 of file esp_decrypt.c.

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STATIC_ASSERT_SIZEOF()

STATIC_ASSERT_SIZEOF	(	esp_decrypt_packet_data_t	,
		3 *	sizeofu64
	)

Variable Documentation

esp4_decrypt_node

vlib_node_registration_t esp4_decrypt_node

Initial value:

= {
  .name = "esp4-decrypt",
  .vector_size = sizeof (u32),
  .format_trace = format_esp_decrypt_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,

  .n_errors = ARRAY_LEN(esp_decrypt_error_strings),
  .error_strings = esp_decrypt_error_strings,

  .n_next_nodes = ESP_DECRYPT_N_NEXT,
  .next_nodes = {
    [ESP_DECRYPT_NEXT_DROP] = "ip4-drop",
    [ESP_DECRYPT_NEXT_IP4_INPUT] = "ip4-input-no-checksum",
    [ESP_DECRYPT_NEXT_IP6_INPUT] = "ip6-input",
    [ESP_DECRYPT_NEXT_L2_INPUT] = "l2-input",
    [ESP_DECRYPT_NEXT_HANDOFF] = "esp4-decrypt-handoff",
  },
}

(constructor) VLIB_REGISTER_NODE (esp4_decrypt_node)

Definition at line 654 of file esp_decrypt.c.

esp4_decrypt_tun_node

vlib_node_registration_t esp4_decrypt_tun_node

Initial value:

= {
  .name = "esp4-decrypt-tun",
  .vector_size = sizeof (u32),
  .format_trace = format_esp_decrypt_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,
  .n_errors = ARRAY_LEN(esp_decrypt_error_strings),
  .error_strings = esp_decrypt_error_strings,
  .n_next_nodes = ESP_DECRYPT_N_NEXT,
  .next_nodes = {
    [ESP_DECRYPT_NEXT_DROP] = "ip4-drop",
    [ESP_DECRYPT_NEXT_IP4_INPUT] = "ip4-input-no-checksum",
    [ESP_DECRYPT_NEXT_IP6_INPUT] = "ip6-input",
    [ESP_DECRYPT_NEXT_L2_INPUT] = "l2-input",
    [ESP_DECRYPT_NEXT_HANDOFF] = "esp4-decrypt-tun-handoff",
  },
}

(constructor) VLIB_REGISTER_NODE (esp4_decrypt_tun_node)

Definition at line 692 of file esp_decrypt.c.

esp6_decrypt_node

vlib_node_registration_t esp6_decrypt_node

Initial value:

= {
  .name = "esp6-decrypt",
  .vector_size = sizeof (u32),
  .format_trace = format_esp_decrypt_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,

  .n_errors = ARRAY_LEN(esp_decrypt_error_strings),
  .error_strings = esp_decrypt_error_strings,

  .n_next_nodes = ESP_DECRYPT_N_NEXT,
  .next_nodes = {
    [ESP_DECRYPT_NEXT_DROP] = "ip6-drop",
    [ESP_DECRYPT_NEXT_IP4_INPUT] = "ip4-input-no-checksum",
    [ESP_DECRYPT_NEXT_IP6_INPUT] = "ip6-input",
    [ESP_DECRYPT_NEXT_L2_INPUT] = "l2-input",
    [ESP_DECRYPT_NEXT_HANDOFF]=  "esp6-decrypt-handoff",
  },
}

(constructor) VLIB_REGISTER_NODE (esp6_decrypt_node)

Definition at line 673 of file esp_decrypt.c.

esp6_decrypt_tun_node

vlib_node_registration_t esp6_decrypt_tun_node

Initial value:

= {
  .name = "esp6-decrypt-tun",
  .vector_size = sizeof (u32),
  .format_trace = format_esp_decrypt_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,
  .n_errors = ARRAY_LEN(esp_decrypt_error_strings),
  .error_strings = esp_decrypt_error_strings,
  .n_next_nodes = ESP_DECRYPT_N_NEXT,
  .next_nodes = {
    [ESP_DECRYPT_NEXT_DROP] = "ip6-drop",
    [ESP_DECRYPT_NEXT_IP4_INPUT] = "ip4-input-no-checksum",
    [ESP_DECRYPT_NEXT_IP6_INPUT] = "ip6-input",
    [ESP_DECRYPT_NEXT_L2_INPUT] = "l2-input",
    [ESP_DECRYPT_NEXT_HANDOFF]=  "esp6-decrypt-tun-handoff",
  },
}

(constructor) VLIB_REGISTER_NODE (esp6_decrypt_tun_node)

Definition at line 709 of file esp_decrypt.c.

esp_decrypt_error_strings

char* esp_decrypt_error_strings[]

static

Initial value:

= {
#define _(sym,string) 
  foreach_esp_decrypt_error

}

Definition at line 68 of file esp_decrypt.c.