mpls_label_dpo.c File Reference

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Data Structures
struct	mpls_label_imposition_trace_t_
	A struct to hold tracing information for the MPLS label imposition node. More...

Typedefs
typedef struct mpls_label_imposition_trace_t_	mpls_label_imposition_trace_t
	A struct to hold tracing information for the MPLS label imposition node. More...

Functions
static mpls_label_dpo_t *	mpls_label_dpo_alloc (void)
static index_t	mpls_label_dpo_get_index (mpls_label_dpo_t *mld)
index_t	mpls_label_dpo_create (mpls_label_t *label_stack, mpls_eos_bit_t eos, u8 ttl, u8 exp, dpo_proto_t payload_proto, const dpo_id_t *dpo)
	Create an MPLS label object. More...
u8 *	format_mpls_label_dpo (u8 *s, va_list *args)
static void	mpls_label_dpo_lock (dpo_id_t *dpo)
static void	mpls_label_dpo_unlock (dpo_id_t *dpo)
static mpls_unicast_header_t *	mpls_label_paint (vlib_buffer_t *b0, mpls_label_dpo_t *mld0, u8 ttl0)
static uword	mpls_label_imposition_inline (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame, u8 payload_is_ip4, u8 payload_is_ip6, u8 payload_is_ethernet)
static u8 *	format_mpls_label_imposition_trace (u8 *s, va_list *args)
static uword	mpls_label_imposition (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
	VLIB_NODE_FUNCTION_MULTIARCH (mpls_label_imposition_node, mpls_label_imposition)
	VLIB_NODE_FUNCTION_MULTIARCH (ip4_mpls_label_imposition_node, ip4_mpls_label_imposition)
	VLIB_NODE_FUNCTION_MULTIARCH (ip6_mpls_label_imposition_node, ip6_mpls_label_imposition)
	VLIB_NODE_FUNCTION_MULTIARCH (ethernet_mpls_label_imposition_node, ethernet_mpls_label_imposition)
void	mpls_label_dpo_module_init (void)

Variables
mpls_label_dpo_t *	mpls_label_dpo_pool
vlib_node_registration_t	mpls_label_imposition_node
	(constructor) VLIB_REGISTER_NODE (mpls_label_imposition_node) More...
vlib_node_registration_t	ip4_mpls_label_imposition_node
	(constructor) VLIB_REGISTER_NODE (ip4_mpls_label_imposition_node) More...
vlib_node_registration_t	ip6_mpls_label_imposition_node
	(constructor) VLIB_REGISTER_NODE (ip6_mpls_label_imposition_node) More...
vlib_node_registration_t	ethernet_mpls_label_imposition_node
	(constructor) VLIB_REGISTER_NODE (ethernet_mpls_label_imposition_node) More...
static const dpo_vft_t	mld_vft
static const char *const	mpls_label_imp_ip4_nodes []
static const char *const	mpls_label_imp_ip6_nodes []
static const char *const	mpls_label_imp_mpls_nodes []
static const char *const	mpls_label_imp_ethernet_nodes []
static const char *const *const	mpls_label_imp_nodes [DPO_PROTO_NUM]

Typedef Documentation

typedef struct mpls_label_imposition_trace_t_ mpls_label_imposition_trace_t

A struct to hold tracing information for the MPLS label imposition node.

Function Documentation

u8* format_mpls_label_dpo	(	u8 *	s,
		va_list *	args
	)

Definition at line 112 of file mpls_label_dpo.c.

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

static

Definition at line 559 of file mpls_label_dpo.c.

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static mpls_label_dpo_t* mpls_label_dpo_alloc ( void  )

static

Definition at line 27 of file mpls_label_dpo.c.

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index_t mpls_label_dpo_create	(	mpls_label_t *	label_stack,
		mpls_eos_bit_t	eos,
		u8	ttl,
		u8	exp,
		dpo_proto_t	payload_proto,
		const dpo_id_t *	dpo
	)

Create an MPLS label object.

Parameters

label_stack	The stack if labels to impose, outer most label first
eos	The inner most label's EOS bit
ttl	The inner most label's TTL bit
exp	The inner most label's EXP bit
payload_proto	The ptocool of the payload packets that will be imposed with this label header.
dpo	The parent of the created MPLS label object

Definition at line 46 of file mpls_label_dpo.c.

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static index_t mpls_label_dpo_get_index ( mpls_label_dpo_t *  mld )

static

Definition at line 40 of file mpls_label_dpo.c.

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static void mpls_label_dpo_lock ( dpo_id_t *  dpo )

static

Definition at line 146 of file mpls_label_dpo.c.

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void mpls_label_dpo_module_init

(

void

)

Definition at line 712 of file mpls_label_dpo.c.

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static void mpls_label_dpo_unlock ( dpo_id_t *  dpo )

static

Definition at line 156 of file mpls_label_dpo.c.

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

static

Definition at line 578 of file mpls_label_dpo.c.

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static uword mpls_label_imposition_inline ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  from_frame, u8  payload_is_ip4, u8  payload_is_ip6, u8  payload_is_ethernet  )

inlinestatic

Definition at line 211 of file mpls_label_dpo.c.

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static mpls_unicast_header_t* mpls_label_paint ( vlib_buffer_t *  b0, mpls_label_dpo_t *  mld0, u8  ttl0  )

inlinestatic

Definition at line 184 of file mpls_label_dpo.c.

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VLIB_NODE_FUNCTION_MULTIARCH	(	mpls_label_imposition_node	,
		mpls_label_imposition
	)

Definition at line 596 of file mpls_label_dpo.c.

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VLIB_NODE_FUNCTION_MULTIARCH	(	ip4_mpls_label_imposition_node	,
		ip4_mpls_label_imposition
	)

Definition at line 618 of file mpls_label_dpo.c.

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VLIB_NODE_FUNCTION_MULTIARCH	(	ip6_mpls_label_imposition_node	,
		ip6_mpls_label_imposition
	)

Definition at line 640 of file mpls_label_dpo.c.

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VLIB_NODE_FUNCTION_MULTIARCH	(	ethernet_mpls_label_imposition_node	,
		ethernet_mpls_label_imposition
	)

Definition at line 662 of file mpls_label_dpo.c.

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Variable Documentation

vlib_node_registration_t ethernet_mpls_label_imposition_node

Initial value:

= {
    .function = ethernet_mpls_label_imposition,
    .name = "ethernet-mpls-label-imposition",
    .vector_size = sizeof (u32),

    .format_trace = format_mpls_label_imposition_trace,
    .n_next_nodes = 1,
    .next_nodes = {
        [0] = "error-drop",
    }
}

(constructor) VLIB_REGISTER_NODE (ethernet_mpls_label_imposition_node)

Definition at line 651 of file mpls_label_dpo.c.

vlib_node_registration_t ip4_mpls_label_imposition_node

Initial value:

= {
    .function = ip4_mpls_label_imposition,
    .name = "ip4-mpls-label-imposition",
    .vector_size = sizeof (u32),

    .format_trace = format_mpls_label_imposition_trace,
    .n_next_nodes = 1,
    .next_nodes = {
        [0] = "ip4-drop",
    }
}

(constructor) VLIB_REGISTER_NODE (ip4_mpls_label_imposition_node)

Definition at line 607 of file mpls_label_dpo.c.

vlib_node_registration_t ip6_mpls_label_imposition_node

Initial value:

= {
    .function = ip6_mpls_label_imposition,
    .name = "ip6-mpls-label-imposition",
    .vector_size = sizeof (u32),

    .format_trace = format_mpls_label_imposition_trace,
    .n_next_nodes = 1,
    .next_nodes = {
        [0] = "ip6-drop",
    }
}

(constructor) VLIB_REGISTER_NODE (ip6_mpls_label_imposition_node)

Definition at line 629 of file mpls_label_dpo.c.

const dpo_vft_t mld_vft

static

Initial value:

= {
    .dv_lock = mpls_label_dpo_lock,
    .dv_unlock = mpls_label_dpo_unlock,
    .dv_format = format_mpls_label_dpo,
    .dv_mem_show = mpls_label_dpo_mem_show,
}

Definition at line 674 of file mpls_label_dpo.c.

mpls_label_dpo_t* mpls_label_dpo_pool

Definition at line 24 of file mpls_label_dpo.c.

const char* const mpls_label_imp_ethernet_nodes[]

static

Initial value:

=
{
    "ethernet-mpls-label-imposition",
    NULL,
}

Definition at line 696 of file mpls_label_dpo.c.

const char* const mpls_label_imp_ip4_nodes[]

static

Initial value:

=
{
    "ip4-mpls-label-imposition",
    NULL,
}

Definition at line 681 of file mpls_label_dpo.c.

const char* const mpls_label_imp_ip6_nodes[]

static

Initial value:

=
{
    "ip6-mpls-label-imposition",
    NULL,
}

Definition at line 686 of file mpls_label_dpo.c.

const char* const mpls_label_imp_mpls_nodes[]

static

Initial value:

=
{
    "mpls-label-imposition",
    NULL,
}

Definition at line 691 of file mpls_label_dpo.c.

const char* const* const mpls_label_imp_nodes[DPO_PROTO_NUM]

static

Initial value:

=
{
    [DPO_PROTO_IP4]  = mpls_label_imp_ip4_nodes,
    [DPO_PROTO_IP6]  = mpls_label_imp_ip6_nodes,
    [DPO_PROTO_MPLS] = mpls_label_imp_mpls_nodes,
    [DPO_PROTO_ETHERNET] = mpls_label_imp_ethernet_nodes,
}

Definition at line 702 of file mpls_label_dpo.c.

vlib_node_registration_t mpls_label_imposition_node

Initial value:

= {
    .function = mpls_label_imposition,
    .name = "mpls-label-imposition",
    .vector_size = sizeof (u32),

    .format_trace = format_mpls_label_imposition_trace,
    .n_next_nodes = 1,
    .next_nodes = {
        [0] = "mpls-drop",
    }
}

(constructor) VLIB_REGISTER_NODE (mpls_label_imposition_node)

Definition at line 585 of file mpls_label_dpo.c.