FD.io VPP  v17.10-9-gd594711
Vector Packet Processing
ip4.h File Reference
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Data Structures

struct  ip4_mfib_t
 
struct  ip4_add_del_interface_address_callback_t
 
struct  ip4_table_bind_callback_t
 
struct  ip4_main_t
 IPv4 main type. More...
 

Macros

#define IP_DF   0x4000 /* don't fragment */
 

Typedefs

typedef struct ip4_mfib_t ip4_mfib_t
 
typedef void( ip4_add_del_interface_address_function_t) (struct ip4_main_t *im, uword opaque, u32 sw_if_index, ip4_address_t *address, u32 address_length, u32 if_address_index, u32 is_del)
 
typedef void( ip4_table_bind_function_t) (struct ip4_main_t *im, uword opaque, u32 sw_if_index, u32 new_fib_index, u32 old_fib_index)
 
typedef struct ip4_main_t ip4_main_t
 IPv4 main type. More...
 

Functions

static uword ip4_destination_matches_route (const ip4_main_t *im, const ip4_address_t *key, const ip4_address_t *dest, uword dest_length)
 
static uword ip4_destination_matches_interface (ip4_main_t *im, ip4_address_t *key, ip_interface_address_t *ia)
 
static uword ip4_unaligned_destination_matches_route (ip4_main_t *im, ip4_address_t *key, ip4_address_t *dest, uword dest_length)
 
static int ip4_src_address_for_packet (ip_lookup_main_t *lm, u32 sw_if_index, ip4_address_t *src)
 
static ip4_address_tip4_interface_address_matching_destination (ip4_main_t *im, ip4_address_t *dst, u32 sw_if_index, ip_interface_address_t **result_ia)
 
ip4_address_tip4_interface_first_address (ip4_main_t *im, u32 sw_if_index, ip_interface_address_t **result_ia)
 
clib_error_tip4_add_del_interface_address (vlib_main_t *vm, u32 sw_if_index, ip4_address_t *address, u32 address_length, u32 is_del)
 
void ip4_sw_interface_enable_disable (u32 sw_if_index, u32 is_enable)
 
int ip4_address_compare (ip4_address_t *a1, ip4_address_t *a2)
 
clib_error_tip4_probe_neighbor (vlib_main_t *vm, ip4_address_t *dst, u32 sw_if_index)
 
clib_error_tip4_set_arp_limit (u32 arp_limit)
 
uword ip4_udp_register_listener (vlib_main_t *vm, u16 dst_port, u32 next_node_index)
 
void ip4_icmp_register_type (vlib_main_t *vm, icmp4_type_t type, u32 node_index)
 
u16 ip4_tcp_udp_compute_checksum (vlib_main_t *vm, vlib_buffer_t *p0, ip4_header_t *ip0)
 
void ip4_register_protocol (u32 protocol, u32 node_index)
 
int vnet_set_ip4_flow_hash (u32 table_id, flow_hash_config_t flow_hash_config)
 
int vnet_set_ip4_classify_intfc (vlib_main_t *vm, u32 sw_if_index, u32 table_index)
 
static u32 ip4_compute_flow_hash (const ip4_header_t *ip, flow_hash_config_t flow_hash_config)
 
void ip4_forward_next_trace (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame, vlib_rx_or_tx_t which_adj_index)
 
u8format_ip4_forward_next_trace (u8 *s, va_list *args)
 
u32 ip4_tcp_udp_validate_checksum (vlib_main_t *vm, vlib_buffer_t *p0)
 
static void * vlib_buffer_push_ip4 (vlib_main_t *vm, vlib_buffer_t *b, ip4_address_t *src, ip4_address_t *dst, int proto, u8 csum_offload)
 Push IPv4 header to buffer. More...
 

Variables

ip4_main_t ip4_main
 Global ip4 main structure. More...
 
vlib_node_registration_t ip4_input_node
 Global ip4 input node. More...
 
vlib_node_registration_t ip4_lookup_node
 (constructor) VLIB_REGISTER_NODE (ip4_lookup_node) More...
 
vlib_node_registration_t ip4_local_node
 (constructor) VLIB_REGISTER_NODE (ip4_local_node) More...
 
vlib_node_registration_t ip4_rewrite_node
 (constructor) VLIB_REGISTER_NODE (ip4_rewrite_node) More...
 
vlib_node_registration_t ip4_rewrite_mcast_node
 (constructor) VLIB_REGISTER_NODE (ip4_rewrite_mcast_node) More...
 
vlib_node_registration_t ip4_rewrite_local_node
 
vlib_node_registration_t ip4_arp_node
 (constructor) VLIB_REGISTER_NODE (ip4_arp_node) More...
 
vlib_node_registration_t ip4_glean_node
 (constructor) VLIB_REGISTER_NODE (ip4_glean_node) More...
 
vlib_node_registration_t ip4_midchain_node
 (constructor) VLIB_REGISTER_NODE (ip4_midchain_node) More...
 
serialize_function_t serialize_vnet_ip4_main
 
serialize_function_t unserialize_vnet_ip4_main
 

Macro Definition Documentation

#define IP_DF   0x4000 /* don't fragment */

Definition at line 329 of file ip4.h.

Typedef Documentation

typedef void( ip4_add_del_interface_address_function_t) (struct ip4_main_t *im, uword opaque, u32 sw_if_index, ip4_address_t *address, u32 address_length, u32 if_address_index, u32 is_del)

Definition at line 64 of file ip4.h.

typedef struct ip4_main_t ip4_main_t

IPv4 main type.

State of IPv4 VPP processing including:

  • FIBs
  • Feature indices used in feature topological sort
  • Feature node run time references
typedef struct ip4_mfib_t ip4_mfib_t
typedef void( ip4_table_bind_function_t) (struct ip4_main_t *im, uword opaque, u32 sw_if_index, u32 new_fib_index, u32 old_fib_index)

Definition at line 77 of file ip4.h.

Function Documentation

u8* format_ip4_forward_next_trace ( u8 s,
va_list *  args 
)

Definition at line 1256 of file ip4_forward.c.

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clib_error_t* ip4_add_del_interface_address ( vlib_main_t vm,
u32  sw_if_index,
ip4_address_t address,
u32  address_length,
u32  is_del 
)

Definition at line 982 of file ip4_forward.c.

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int ip4_address_compare ( ip4_address_t a1,
ip4_address_t a2 
)

Definition at line 51 of file ip46_cli.c.

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static u32 ip4_compute_flow_hash ( const ip4_header_t ip,
flow_hash_config_t  flow_hash_config 
)
inlinestatic

Definition at line 287 of file ip4.h.

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static uword ip4_destination_matches_interface ( ip4_main_t im,
ip4_address_t key,
ip_interface_address_t ia 
)
inlinestatic

Definition at line 176 of file ip4.h.

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static uword ip4_destination_matches_route ( const ip4_main_t im,
const ip4_address_t key,
const ip4_address_t dest,
uword  dest_length 
)
inlinestatic

Definition at line 168 of file ip4.h.

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void ip4_forward_next_trace ( vlib_main_t vm,
vlib_node_runtime_t node,
vlib_frame_t frame,
vlib_rx_or_tx_t  which_adj_index 
)

Definition at line 1304 of file ip4_forward.c.

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void ip4_icmp_register_type ( vlib_main_t vm,
icmp4_type_t  type,
u32  node_index 
)

Definition at line 731 of file icmp4.c.

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static ip4_address_t* ip4_interface_address_matching_destination ( ip4_main_t im,
ip4_address_t dst,
u32  sw_if_index,
ip_interface_address_t **  result_ia 
)
inlinestatic

Definition at line 218 of file ip4.h.

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ip4_address_t* ip4_interface_first_address ( ip4_main_t im,
u32  sw_if_index,
ip_interface_address_t **  result_ia 
)

Definition at line 684 of file ip4_forward.c.

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clib_error_t* ip4_probe_neighbor ( vlib_main_t vm,
ip4_address_t dst,
u32  sw_if_index 
)

Definition at line 2228 of file ip4_forward.c.

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void ip4_register_protocol ( u32  protocol,
u32  node_index 
)

Definition at line 1902 of file ip4_forward.c.

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clib_error_t* ip4_set_arp_limit ( u32  arp_limit)

Definition at line 1443 of file arp.c.

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static int ip4_src_address_for_packet ( ip_lookup_main_t lm,
u32  sw_if_index,
ip4_address_t src 
)
inlinestatic

Definition at line 197 of file ip4.h.

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void ip4_sw_interface_enable_disable ( u32  sw_if_index,
u32  is_enable 
)

Definition at line 860 of file ip4_forward.c.

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u16 ip4_tcp_udp_compute_checksum ( vlib_main_t vm,
vlib_buffer_t p0,
ip4_header_t ip0 
)

Definition at line 1454 of file ip4_forward.c.

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u32 ip4_tcp_udp_validate_checksum ( vlib_main_t vm,
vlib_buffer_t p0 
)

Definition at line 1511 of file ip4_forward.c.

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uword ip4_udp_register_listener ( vlib_main_t vm,
u16  dst_port,
u32  next_node_index 
)

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static uword ip4_unaligned_destination_matches_route ( ip4_main_t im,
ip4_address_t key,
ip4_address_t dest,
uword  dest_length 
)
inlinestatic

Definition at line 186 of file ip4.h.

static void* vlib_buffer_push_ip4 ( vlib_main_t vm,
vlib_buffer_t b,
ip4_address_t src,
ip4_address_t dst,
int  proto,
u8  csum_offload 
)
inlinestatic

Push IPv4 header to buffer.

This does not support fragmentation.

Parameters
vm- vlib_main
b- buffer to write the header to
src- source IP
dst- destination IP
prot- payload proto
Returns
- pointer to start of IP header

Definition at line 345 of file ip4.h.

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int vnet_set_ip4_classify_intfc ( vlib_main_t vm,
u32  sw_if_index,
u32  table_index 
)

Definition at line 3069 of file ip4_forward.c.

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int vnet_set_ip4_flow_hash ( u32  table_id,
flow_hash_config_t  flow_hash_config 
)

Definition at line 2917 of file ip4_forward.c.

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Variable Documentation

(constructor) VLIB_REGISTER_NODE (ip4_arp_node)

Definition at line 2182 of file ip4_forward.c.

vlib_node_registration_t ip4_glean_node

(constructor) VLIB_REGISTER_NODE (ip4_glean_node)

Definition at line 2192 of file ip4_forward.c.

vlib_node_registration_t ip4_input_node

Global ip4 input node.

Errors get attached to ip4 input node.

Global ip4 input node.

Definition at line 416 of file ip4_input.c.

vlib_node_registration_t ip4_local_node

(constructor) VLIB_REGISTER_NODE (ip4_local_node)

Definition at line 1856 of file ip4_forward.c.

vlib_node_registration_t ip4_lookup_node

(constructor) VLIB_REGISTER_NODE (ip4_lookup_node)

Definition at line 479 of file ip4_forward.c.

ip4_main_t ip4_main

Global ip4 main structure.

Definition at line 1175 of file ip4_forward.c.

vlib_node_registration_t ip4_midchain_node

(constructor) VLIB_REGISTER_NODE (ip4_midchain_node)

Definition at line 2809 of file ip4_forward.c.

vlib_node_registration_t ip4_rewrite_local_node
vlib_node_registration_t ip4_rewrite_mcast_node

(constructor) VLIB_REGISTER_NODE (ip4_rewrite_mcast_node)

Definition at line 2789 of file ip4_forward.c.

vlib_node_registration_t ip4_rewrite_node

(constructor) VLIB_REGISTER_NODE (ip4_rewrite_node)

Definition at line 2774 of file ip4_forward.c.

serialize_function_t serialize_vnet_ip4_main

Definition at line 276 of file ip4.h.

serialize_function_t unserialize_vnet_ip4_main

Definition at line 276 of file ip4.h.