interface_output.c File Reference

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Data Structures
struct	interface_output_trace_t

Enumerations
enum	vnet_error_disposition_t { VNET_ERROR_DISPOSITION_DROP, VNET_ERROR_DISPOSITION_PUNT, VNET_ERROR_N_DISPOSITION }

Functions
u8 *	format_vnet_interface_output_trace (u8 *s, va_list *va)
static void	vnet_interface_output_trace (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame, uword n_buffers)
static_always_inline void	calc_checksums (vlib_main_t *vm, vlib_buffer_t *b)
static_always_inline uword	vnet_interface_output_node_inline (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame, vnet_main_t *vnm, vnet_hw_interface_t *hi, int do_tx_offloads)
static uword	vnet_interface_output_node (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
	VLIB_NODE_FUNCTION_MULTIARCH_CLONE (vnet_interface_output_node)
	CLIB_MULTIARCH_SELECT_FN (vnet_interface_output_node)
static uword	vnet_per_buffer_interface_output (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static u32	counter_index (vlib_main_t *vm, vlib_error_t e)
static u8 *	format_vnet_error_trace (u8 *s, va_list *va)
static void	trace_errors_with_buffers (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static u8 *	validate_error (vlib_main_t *vm, vlib_error_t *e, u32 index)
static u8 *	validate_error_frame (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *f)
static void	do_packet (vlib_main_t *vm, vlib_error_t a)
static_always_inline uword	process_drop_punt (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame, vnet_error_disposition_t disposition)
static void	pcap_drop_trace (vlib_main_t *vm, vnet_interface_main_t *im, vlib_frame_t *f)
void	vnet_pcap_drop_trace_filter_add_del (u32 error_index, int is_add)
static uword	process_drop (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	process_punt (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
	VLIB_NODE_FUNCTION_MULTIARCH (drop_buffers, process_drop)
	VLIB_NODE_FUNCTION_MULTIARCH (punt_buffers, process_punt)
	VLIB_NODE_FUNCTION_MULTIARCH (vnet_per_buffer_interface_output_node, vnet_per_buffer_interface_output)
static uword	interface_tx_node_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)
	VNET_FEATURE_ARC_INIT (interface_output, static)
	VNET_FEATURE_INIT (span_tx, static)
	VNET_FEATURE_INIT (interface_tx, static)
clib_error_t *	vnet_per_buffer_interface_output_hw_interface_add_del (vnet_main_t *vnm, u32 hw_if_index, u32 is_create)
	VNET_HW_INTERFACE_ADD_DEL_FUNCTION (vnet_per_buffer_interface_output_hw_interface_add_del)
void	vnet_set_interface_output_node (vnet_main_t *vnm, u32 hw_if_index, u32 node_index)
	Set interface output node - for interface registered without its output/tx nodes created because its VNET_DEVICE_CLASS did not specify any tx_function. More...
static clib_error_t *	pcap_drop_trace_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)

Variables
static vlib_node_registration_t	drop_buffers
	(constructor) VLIB_REGISTER_NODE (drop_buffers) More...
static vlib_node_registration_t	punt_buffers
	(constructor) VLIB_REGISTER_NODE (punt_buffers) More...
static vlib_node_registration_t	vnet_per_buffer_interface_output_node
	(constructor) VLIB_REGISTER_NODE (vnet_per_buffer_interface_output_node) More...
static vlib_node_registration_t	interface_tx
	(constructor) VLIB_REGISTER_NODE (interface_tx) More...
static vlib_cli_command_t	pcap_trace_command
	(constructor) VLIB_CLI_COMMAND (pcap_trace_command) More...

Enumeration Type Documentation

enum vnet_error_disposition_t

Enumerator
VNET_ERROR_DISPOSITION_DROP
VNET_ERROR_DISPOSITION_PUNT
VNET_ERROR_N_DISPOSITION

Definition at line 688 of file interface_output.c.

Function Documentation

static_always_inline void calc_checksums	(	vlib_main_t *	vm,
		vlib_buffer_t *	b
	)

Definition at line 161 of file interface_output.c.

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CLIB_MULTIARCH_SELECT_FN

(

vnet_interface_output_node

)

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static u32 counter_index ( vlib_main_t *  vm, vlib_error_t  e  )

inlinestatic

Definition at line 557 of file interface_output.c.

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static void do_packet ( vlib_main_t *  vm, vlib_error_t  a  )

inlinestatic

Definition at line 696 of file interface_output.c.

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static u8* format_vnet_error_trace ( u8 *  s, va_list *  va  )

static

Definition at line 574 of file interface_output.c.

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u8* format_vnet_interface_output_trace	(	u8 *	s,
		va_list *	va
	)

Definition at line 55 of file interface_output.c.

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static uword interface_tx_node_fn ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  from_frame  )

static

Definition at line 1023 of file interface_output.c.

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static void pcap_drop_trace ( vlib_main_t *  vm, vnet_interface_main_t *  im, vlib_frame_t *  f  )

inlinestatic

Definition at line 900 of file interface_output.c.

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static clib_error_t* pcap_drop_trace_command_fn ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 1134 of file interface_output.c.

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

static

Definition at line 966 of file interface_output.c.

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static_always_inline uword process_drop_punt	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	frame,
		vnet_error_disposition_t	disposition
	)

Definition at line 705 of file interface_output.c.

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

static

Definition at line 978 of file interface_output.c.

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static void trace_errors_with_buffers ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 591 of file interface_output.c.

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static u8* validate_error ( vlib_main_t *  vm, vlib_error_t *  e, u32  index  )

static

Definition at line 650 of file interface_output.c.

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static u8* validate_error_frame ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  f  )

static

Definition at line 669 of file interface_output.c.

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VLIB_NODE_FUNCTION_MULTIARCH	(	drop_buffers	,
		process_drop
	)

VLIB_NODE_FUNCTION_MULTIARCH	(	punt_buffers	,
		process_punt
	)

VLIB_NODE_FUNCTION_MULTIARCH	(	vnet_per_buffer_interface_output_node	,
		vnet_per_buffer_interface_output
	)

VLIB_NODE_FUNCTION_MULTIARCH_CLONE

(

vnet_interface_output_node

)

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VNET_FEATURE_ARC_INIT	(	interface_output	,
		static
	)

VNET_FEATURE_INIT	(	span_tx	,
		static
	)

VNET_FEATURE_INIT	(	interface_tx	,
		static
	)

VNET_HW_INTERFACE_ADD_DEL_FUNCTION

(

vnet_per_buffer_interface_output_hw_interface_add_del

)

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

static

Definition at line 447 of file interface_output.c.

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static_always_inline uword vnet_interface_output_node_inline	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	frame,
		vnet_main_t *	vnm,
		vnet_hw_interface_t *	hi,
		int	do_tx_offloads
	)

Definition at line 203 of file interface_output.c.

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static void vnet_interface_output_trace ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame, uword  n_buffers  )

static

Definition at line 95 of file interface_output.c.

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void vnet_pcap_drop_trace_filter_add_del	(	u32	error_index,
		int	is_add
	)

Definition at line 952 of file interface_output.c.

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

static

Definition at line 468 of file interface_output.c.

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clib_error_t* vnet_per_buffer_interface_output_hw_interface_add_del	(	vnet_main_t *	vnm,
		u32	hw_if_index,
		u32	is_create
	)

Definition at line 1100 of file interface_output.c.

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void vnet_set_interface_output_node	(	vnet_main_t *	vnm,
		u32	hw_if_index,
		u32	node_index
	)

Set interface output node - for interface registered without its output/tx nodes created because its VNET_DEVICE_CLASS did not specify any tx_function.

This is typically the case for tunnel interfaces.

Definition at line 1122 of file interface_output.c.

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Variable Documentation

vlib_node_registration_t drop_buffers

static

Initial value:

= {
  .function = process_drop,
  .name = "error-drop",
  .flags = VLIB_NODE_FLAG_IS_DROP,
  .vector_size = sizeof (u32),
  .format_trace = format_vnet_error_trace,
  .validate_frame = validate_error_frame,
}

(constructor) VLIB_REGISTER_NODE (drop_buffers)

Definition at line 985 of file interface_output.c.

vlib_node_registration_t interface_tx

static

Initial value:

= {
  .function = interface_tx_node_fn,
  .name = "interface-tx",
  .vector_size = sizeof (u32),
  .n_next_nodes = 1,
  .next_nodes = {
    [0] = "error-drop",
  },
}

(constructor) VLIB_REGISTER_NODE (interface_tx)

Definition at line 1069 of file interface_output.c.

vlib_cli_command_t pcap_trace_command

static

Initial value:

= {
  .path = "pcap drop trace",
  .short_help =
  "pcap drop trace on off max <nn> intfc <intfc> file <name> status",
  .function = pcap_drop_trace_command_fn,
}

(constructor) VLIB_CLI_COMMAND (pcap_trace_command)

Definition at line 1259 of file interface_output.c.

vlib_node_registration_t punt_buffers

static

Initial value:

= {
  .function = process_punt,
  .flags = (VLIB_NODE_FLAG_FRAME_NO_FREE_AFTER_DISPATCH
            | VLIB_NODE_FLAG_IS_PUNT),
  .name = "error-punt",
  .vector_size = sizeof (u32),
  .format_trace = format_vnet_error_trace,
  .validate_frame = validate_error_frame,
}

(constructor) VLIB_REGISTER_NODE (punt_buffers)

Definition at line 998 of file interface_output.c.

vlib_node_registration_t vnet_per_buffer_interface_output_node

static

Initial value:

= {
  .function = vnet_per_buffer_interface_output,
  .name = "interface-output",
  .vector_size = sizeof (u32),
}

(constructor) VLIB_REGISTER_NODE (vnet_per_buffer_interface_output_node)

Definition at line 1012 of file interface_output.c.