tuntap.c File Reference

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Data Structures
struct	subif_address_t
struct	tuntap_main_t
struct	in6_ifreq

Enumerations
enum	{   TUNTAP_RX_NEXT_IP4_INPUT, TUNTAP_RX_NEXT_IP6_INPUT, TUNTAP_RX_NEXT_ETHERNET_INPUT, TUNTAP_RX_NEXT_DROP,   TUNTAP_RX_N_NEXT }

Functions
static void	tuntap_punt_frame (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static void	tuntap_nopunt_frame (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	tuntap_tx (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	tuntap_rx (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static clib_error_t *	tuntap_read_ready (unix_file_t *uf)
static clib_error_t *	tuntap_exit (vlib_main_t *vm)
static clib_error_t *	tuntap_config (vlib_main_t *vm, unformat_input_t *input)
void	tuntap_ip4_add_del_interface_address (ip4_main_t *im, uword opaque, u32 sw_if_index, ip4_address_t *address, u32 address_length, u32 if_address_index, u32 is_delete)
void	tuntap_ip6_add_del_interface_address (ip6_main_t *im, uword opaque, u32 sw_if_index, ip6_address_t *address, u32 address_length, u32 if_address_index, u32 is_delete)
	VNET_HW_INTERFACE_CLASS (tuntap_interface_class, static)
static u8 *	format_tuntap_interface_name (u8 *s, va_list *args)
static uword	tuntap_intfc_tx (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
	VNET_DEVICE_CLASS (tuntap_dev_class, static)
static clib_error_t *	tuntap_init (vlib_main_t *vm)

Variables
static vnet_device_class_t	tuntap_dev_class
static vnet_hw_interface_class_t	tuntap_interface_class
static tuntap_main_t	tuntap_main
vlib_node_registration_t	tuntap_tx_node
	(constructor) VLIB_REGISTER_NODE (tuntap_tx_node) More...
static char *	tuntap_rx_error_strings []
vlib_node_registration_t	tuntap_rx_node
	(constructor) VLIB_REGISTER_NODE (tuntap_rx_node) More...

Enumeration Type Documentation

anonymous enum

Enumerator
TUNTAP_RX_NEXT_IP4_INPUT
TUNTAP_RX_NEXT_IP6_INPUT
TUNTAP_RX_NEXT_ETHERNET_INPUT
TUNTAP_RX_NEXT_DROP
TUNTAP_RX_N_NEXT

Definition at line 187 of file tuntap.c.

Function Documentation

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

static

Definition at line 843 of file tuntap.c.

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static clib_error_t* tuntap_config ( vlib_main_t *  vm, unformat_input_t *  input  )

static

Definition at line 439 of file tuntap.c.

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static clib_error_t* tuntap_exit ( vlib_main_t *  vm )

static

Definition at line 400 of file tuntap.c.

static clib_error_t* tuntap_init ( vlib_main_t *  vm )

static

Definition at line 875 of file tuntap.c.

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

static

Definition at line 852 of file tuntap.c.

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void tuntap_ip4_add_del_interface_address	(	ip4_main_t *	im,
		uword	opaque,
		u32	sw_if_index,
		ip4_address_t *	address,
		u32	address_length,
		u32	if_address_index,
		u32	is_delete
	)

Definition at line 647 of file tuntap.c.

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void tuntap_ip6_add_del_interface_address	(	ip6_main_t *	im,
		uword	opaque,
		u32	sw_if_index,
		ip6_address_t *	address,
		u32	address_length,
		u32	if_address_index,
		u32	is_delete
	)

Definition at line 737 of file tuntap.c.

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

static

Definition at line 829 of file tuntap.c.

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

static

Definition at line 820 of file tuntap.c.

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static clib_error_t* tuntap_read_ready ( unix_file_t *  uf )

static

Definition at line 387 of file tuntap.c.

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

static

Definition at line 196 of file tuntap.c.

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

static

Definition at line 122 of file tuntap.c.

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VNET_DEVICE_CLASS	(	tuntap_dev_class	,
		static
	)

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VNET_HW_INTERFACE_CLASS	(	tuntap_interface_class	,
		static
	)

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Variable Documentation

vnet_device_class_t tuntap_dev_class

static

Definition at line 42 of file tuntap.c.

vnet_hw_interface_class_t tuntap_interface_class

static

Definition at line 43 of file tuntap.c.

tuntap_main_t tuntap_main

static

Initial value:

= {
  .tun_name = "vnet",

  
  .mtu_bytes = 4096 + 256,
}

Definition at line 108 of file tuntap.c.

char* tuntap_rx_error_strings[]

static

Initial value:

= {
  "unknown packet type",
}

Definition at line 364 of file tuntap.c.

vlib_node_registration_t tuntap_rx_node

Initial value:

= {
  .function = tuntap_rx,
  .name = "tuntap-rx",
  .type = VLIB_NODE_TYPE_INPUT,
  .state = VLIB_NODE_STATE_INTERRUPT,
  .vector_size = 4,
  .n_errors = 1,
  .error_strings = tuntap_rx_error_strings,

  .n_next_nodes = TUNTAP_RX_N_NEXT,
  .next_nodes = {
    [TUNTAP_RX_NEXT_IP4_INPUT] = "ip4-input-no-checksum",
    [TUNTAP_RX_NEXT_IP6_INPUT] = "ip6-input",
    [TUNTAP_RX_NEXT_DROP] = "error-drop",
    [TUNTAP_RX_NEXT_ETHERNET_INPUT] = "ethernet-input",
  },
}

(constructor) VLIB_REGISTER_NODE (tuntap_rx_node)

Definition at line 368 of file tuntap.c.

vlib_node_registration_t tuntap_tx_node

Initial value:

= {
  .function = tuntap_tx,
  .name = "tuntap-tx",
  .type = VLIB_NODE_TYPE_INTERNAL,
  .vector_size = 4,
}

(constructor) VLIB_REGISTER_NODE (tuntap_tx_node)

Definition at line 180 of file tuntap.c.