cnat_ipv4_tcp_outside_input.c File Reference

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Data Structures
struct	cnat_ipv4_tcp_outside_input_main_t

Macros
#define	foreach_cnat_ipv4_tcp_outside_input_error
#define	NSTAGES   6
#define	stage0   generic_stage0
#define	SPP_LOG2_CACHE_LINE_BYTES   6
#define	SPP_CACHE_LINE_BYTES   (1 << SPP_LOG2_CACHE_LINE_BYTES)

Enumerations
enum	cnat_ipv4_tcp_outside_input_t { CNAT_IPV4_TCP_OUTSIDE_INPUT_N_ERROR }
enum	cnat_ipv4_tcp_outside_input_next_t { CNAT_V4_TCP_O2I_T, CNAT_V4_TCP_O2I_D, CNAT_V4_TCP_O2I_NEXT }

Functions
static void	stage1 (vlib_main_t *vm, vlib_node_runtime_t *node, u32 buffer_index)
static void	stage2 (vlib_main_t *vm, vlib_node_runtime_t *node, u32 buffer_index)
static void	stage3 (vlib_main_t *vm, vlib_node_runtime_t *node, u32 buffer_index)
static void	stage4 (vlib_main_t *vm, vlib_node_runtime_t *node, u32 buffer_index)
static u32	last_stage (vlib_main_t *vm, vlib_node_runtime_t *node, u32 bi)
static uword	cnat_ipv4_tcp_outside_input_node_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
clib_error_t *	cnat_ipv4_tcp_outside_input_init (vlib_main_t *vm)

Variables
static char *	cnat_ipv4_tcp_outside_input_error_strings []
cnat_ipv4_tcp_outside_input_main_t	cnat_ipv4_tcp_outside_input_main
vlib_node_registration_t	cnat_ipv4_tcp_outside_input_node
	(constructor) VLIB_REGISTER_NODE (cnat_ipv4_tcp_outside_input_node) More...

Macro Definition Documentation

#define foreach_cnat_ipv4_tcp_outside_input_error

Value:

_(CNAT_V4_TCP_O2I_R_PKT, "v4 tcp o2i pkt received")                     \
_(CNAT_V4_TCP_O2I_T_PKT, "v4 tcp o2i pkt natted & transmitted")                 \
_(CNAT_V4_TCP_O2I_LOOKUP_FAILED, "v4 tcp o2i lookup failed")                    \
_(CNAT_V4_TCP_O2I_TTL_GEN, "v4 tcp o2i generated TTL Expiry ICMP packet")               \
_(CNAT_V4_TCP_O2I_TTL_DROP, "v4 tcp o2i drop due to failure in creating TTL expiry ICMP msg")           \
_(CNAT_V4_TCP_O2I_PTB_GEN, "v4 tcp o2i PTB ICMP pkt generation")                \
_(CNAT_V4_UDP_O2I_PTB_DROP, "v4 tcp o2i drop due to failure in creating PTB ICMP pkt")          \
_(CNAT_V4_TCP_O2I_SESSION_DROP, "v4 tcp o2i drop due to failure in creating session db")                \
_(CNAT_V4_TCP_O2I_SEQ_MISMATCH_DROP, "v4 tcp o2i drop due to TCP sequence mismatch")            \
_(CNAT_V4_TCP_O2I_FILTER_DROP, "v4 tcp o2i drop due to endpoint filtering")             \
_(CNAT_V4_TCP_O2I_NON_SYN_RST_DROP, "v4 tcp o2i drop due no syn/rst flag")  \
_(CNAT_V4_TCP_O2I_FIRST_FRAG_DROP, "v4 tcp o2i first fragment drop")  \
_(CNAT_V4_TCP_O2I_SUB_FRAG_NO_DB_DROP, "v4 tcp o2i subsequest frag no DB drop")

Definition at line 34 of file cnat_ipv4_tcp_outside_input.c.

#define NSTAGES   6

Definition at line 81 of file cnat_ipv4_tcp_outside_input.c.

#define SPP_CACHE_LINE_BYTES   (1 << SPP_LOG2_CACHE_LINE_BYTES)

Definition at line 130 of file cnat_ipv4_tcp_outside_input.c.

#define SPP_LOG2_CACHE_LINE_BYTES   6

Definition at line 129 of file cnat_ipv4_tcp_outside_input.c.

#define stage0   generic_stage0

Definition at line 87 of file cnat_ipv4_tcp_outside_input.c.

Enumeration Type Documentation

enum cnat_ipv4_tcp_outside_input_next_t

Enumerator
CNAT_V4_TCP_O2I_T
CNAT_V4_TCP_O2I_D
CNAT_V4_TCP_O2I_NEXT

Definition at line 71 of file cnat_ipv4_tcp_outside_input.c.

enum cnat_ipv4_tcp_outside_input_t

Enumerator
CNAT_IPV4_TCP_OUTSIDE_INPUT_N_ERROR

Definition at line 49 of file cnat_ipv4_tcp_outside_input.c.

Function Documentation

clib_error_t* cnat_ipv4_tcp_outside_input_init

(

vlib_main_t *

vm

)

Definition at line 372 of file cnat_ipv4_tcp_outside_input.c.

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static uword cnat_ipv4_tcp_outside_input_node_fn ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 345 of file cnat_ipv4_tcp_outside_input.c.

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static u32 last_stage ( vlib_main_t *  vm, vlib_node_runtime_t *  node, u32  bi  )

inlinestatic

Definition at line 194 of file cnat_ipv4_tcp_outside_input.c.

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static void stage1 ( vlib_main_t *  vm, vlib_node_runtime_t *  node, u32  buffer_index  )

inlinestatic

Definition at line 91 of file cnat_ipv4_tcp_outside_input.c.

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static void stage2 ( vlib_main_t *  vm, vlib_node_runtime_t *  node, u32  buffer_index  )

inlinestatic

Definition at line 126 of file cnat_ipv4_tcp_outside_input.c.

static void stage3 ( vlib_main_t *  vm, vlib_node_runtime_t *  node, u32  buffer_index  )

inlinestatic

Definition at line 133 of file cnat_ipv4_tcp_outside_input.c.

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static void stage4 ( vlib_main_t *  vm, vlib_node_runtime_t *  node, u32  buffer_index  )

inlinestatic

Definition at line 163 of file cnat_ipv4_tcp_outside_input.c.

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Variable Documentation

char* cnat_ipv4_tcp_outside_input_error_strings[]

static

Initial value:

= {
#define _(sym,string) 
  foreach_cnat_ipv4_tcp_outside_input_error

}

Definition at line 56 of file cnat_ipv4_tcp_outside_input.c.

cnat_ipv4_tcp_outside_input_main_t cnat_ipv4_tcp_outside_input_main

Definition at line 78 of file cnat_ipv4_tcp_outside_input.c.

vlib_node_registration_t cnat_ipv4_tcp_outside_input_node

Initial value:

= {
  .function = cnat_ipv4_tcp_outside_input_node_fn,
  .name = "vcgn-v4-tcp-o2i",
  .vector_size = sizeof (u32),
  .type = VLIB_NODE_TYPE_INTERNAL,

  .n_errors = ARRAY_LEN(cnat_ipv4_tcp_outside_input_error_strings),
  .error_strings = cnat_ipv4_tcp_outside_input_error_strings,

  .n_next_nodes = CNAT_V4_TCP_O2I_NEXT,

  
  .next_nodes = {
      
      [CNAT_V4_TCP_O2I_T] = "ip4-input",
      [CNAT_V4_TCP_O2I_D] = "error-drop",
  },
}

(constructor) VLIB_REGISTER_NODE (cnat_ipv4_tcp_outside_input_node)

Definition at line 79 of file cnat_ipv4_tcp_outside_input.c.