buffer.h File Reference

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Data Structures
struct	vnet_buffer_opaque_t
struct	vnet_buffer_opaque2_t

Macros
#define	foreach_vnet_buffer_flag
	Flags that are set in the high order bits of ((vlib_buffer*)b)->flags. More...
#define	VNET_BUFFER_FLAGS_VLAN_BITS   (VNET_BUFFER_F_VLAN_1_DEEP | VNET_BUFFER_F_VLAN_2_DEEP)
#define	foreach_buffer_opaque_union_subtype
#define	vnet_buffer(b)   ((vnet_buffer_opaque_t *) (b)->opaque)
#define	vnet_buffer2(b)   ((vnet_buffer_opaque2_t *) (b)->opaque2)

Enumerations
enum	{ foreach_vnet_buffer_flag }
enum	{ foreach_vnet_buffer_flag }

Functions
	STATIC_ASSERT (sizeof(vnet_buffer_opaque_t)<=STRUCT_SIZE_OF(vlib_buffer_t, opaque),"VNET buffer meta-data too large for vlib_buffer")
	STATIC_ASSERT (sizeof(vnet_buffer_opaque2_t)<=STRUCT_SIZE_OF(vlib_buffer_t, opaque2),"VNET buffer opaque2 meta-data too large for vlib_buffer")

Variables
format_function_t	format_vnet_buffer

Macro Definition Documentation

#define foreach_buffer_opaque_union_subtype

Value:

_(ip)                                           \
_(l2)                                           \
_(l2t)                                          \
_(l2_classify)                                  \
_(handoff)                                      \
_(policer)                                      \
_(ipsec)                                        \
_(map)                                          \
_(map_t)                                        \
_(ip_frag)                                      \
_(mpls)                                         \
_(tcp)

Definition at line 87 of file buffer.h.

foreach_vnet_buffer_flag

Value:

_( 1, L4_CHECKSUM_COMPUTED, "l4-cksum-computed")        \
  _( 2, L4_CHECKSUM_CORRECT, "l4-cksum-correct")        \
  _( 3, VLAN_2_DEEP, "vlan-2-deep")                     \
  _( 4, VLAN_1_DEEP, "vlan-1-deep")                     \
  _( 5, SPAN_CLONE, "span-clone")                       \
  _( 6, HANDOFF_NEXT_VALID, "handoff-next-valid")       \
  _( 7, LOCALLY_ORIGINATED, "local")                    \
  _( 8, IS_IP4, "ip4")                                  \
  _( 9, IS_IP6, "ip6")                                  \
  _(10, OFFLOAD_IP_CKSUM, "offload-ip-cksum")           \
  _(11, OFFLOAD_TCP_CKSUM, "offload-tcp-cksum")         \
  _(12, OFFLOAD_UDP_CKSUM, "offload-udp-cksum")         \
  _(13, IS_NATED, "nated")                              \
  _(14, L2_HDR_OFFSET_VALID, 0)                         \
  _(15, L3_HDR_OFFSET_VALID, 0)                         \
  _(16, L4_HDR_OFFSET_VALID, 0)                         \
  _(17, FLOW_REPORT, "flow-report")                     \
  _(18, IS_DVR, "dvr")                                  \
  _(19, QOS_DATA_VALID, 0)                              \
  _(20, LOOP_COUNTER_VALID, 0)

Flags that are set in the high order bits of ((vlib_buffer*)b)->flags.

Definition at line 48 of file buffer.h.

#define vnet_buffer

(

b

)

((vnet_buffer_opaque_t *) (b)->opaque)

Definition at line 360 of file buffer.h.

#define vnet_buffer2

(

b

)

((vnet_buffer_opaque2_t *) (b)->opaque2)

Definition at line 403 of file buffer.h.

#define VNET_BUFFER_FLAGS_VLAN_BITS   (VNET_BUFFER_F_VLAN_1_DEEP | VNET_BUFFER_F_VLAN_2_DEEP)

Definition at line 70 of file buffer.h.

Enumeration Type Documentation

anonymous enum

Enumerator
foreach_vnet_buffer_flag

Definition at line 73 of file buffer.h.

anonymous enum

Enumerator
foreach_vnet_buffer_flag

Definition at line 80 of file buffer.h.

Function Documentation

STATIC_ASSERT	(	sizeof(vnet_buffer_opaque_t)<=STRUCT_SIZE_OF(vlib_buffer_t, opaque)	,
		"VNET buffer meta-data too large for vlib_buffer"
	)

STATIC_ASSERT	(	sizeof(vnet_buffer_opaque2_t)<=STRUCT_SIZE_OF(vlib_buffer_t, opaque2)	,
		"VNET buffer opaque2 meta-data too large for vlib_buffer"
	)

Variable Documentation

format_function_t format_vnet_buffer

Definition at line 413 of file buffer.h.