#include <vnet/vnet.h>
#include <vlib/buffer.h>
#include <vnet/ip/ip4_packet.h>
+#include <vnet/ip/ip6_packet.h>
-/* Next index stored in adjacency. */
+/* Common (IP4/IP6) next index stored in adjacency. */
typedef enum {
/* Packet does not match any route in table. */
IP_LOOKUP_NEXT_MISS,
/* This packet needs to go to MAP with Translation - RFC7599 */
IP_LOOKUP_NEXT_MAP_T,
- /* This packets needs to go to 6RD (RFC5969) */
- IP_LOOKUP_NEXT_SIXRD,
+ /* This packets needs to go to indirect next hop */
+ IP_LOOKUP_NEXT_INDIRECT,
- /* Hop-by-hop header handling */
- IP_LOOKUP_NEXT_HOP_BY_HOP,
- IP_LOOKUP_NEXT_ADD_HOP_BY_HOP,
- IP_LOOKUP_NEXT_POP_HOP_BY_HOP,
+ IP_LOOKUP_NEXT_ICMP_ERROR,
IP_LOOKUP_N_NEXT,
} ip_lookup_next_t;
+typedef enum {
+ IP4_LOOKUP_N_NEXT = IP_LOOKUP_N_NEXT,
+} ip4_lookup_next_t;
+
+typedef enum {
+ /* Hop-by-hop header handling */
+ IP6_LOOKUP_NEXT_HOP_BY_HOP = IP_LOOKUP_N_NEXT,
+ IP6_LOOKUP_NEXT_ADD_HOP_BY_HOP,
+ IP6_LOOKUP_NEXT_POP_HOP_BY_HOP,
+ IP6_LOOKUP_N_NEXT,
+} ip6_lookup_next_t;
+
#define IP4_LOOKUP_NEXT_NODES { \
[IP_LOOKUP_NEXT_MISS] = "ip4-miss", \
[IP_LOOKUP_NEXT_DROP] = "ip4-drop", \
[IP_LOOKUP_NEXT_CLASSIFY] = "ip4-classify", \
[IP_LOOKUP_NEXT_MAP] = "ip4-map", \
[IP_LOOKUP_NEXT_MAP_T] = "ip4-map-t", \
- [IP_LOOKUP_NEXT_SIXRD] = "ip4-sixrd", \
- [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip4-hop-by-hop", \
- [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip4-add-hop-by-hop", \
- [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip4-pop-hop-by-hop", \
+ [IP_LOOKUP_NEXT_INDIRECT] = "ip4-indirect", \
+ [IP_LOOKUP_NEXT_ICMP_ERROR] = "ip4-icmp-error", \
}
#define IP6_LOOKUP_NEXT_NODES { \
[IP_LOOKUP_NEXT_CLASSIFY] = "ip6-classify", \
[IP_LOOKUP_NEXT_MAP] = "ip6-map", \
[IP_LOOKUP_NEXT_MAP_T] = "ip6-map-t", \
- [IP_LOOKUP_NEXT_SIXRD] = "ip6-sixrd", \
- [IP_LOOKUP_NEXT_HOP_BY_HOP] = "ip6-hop-by-hop", \
- [IP_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip6-add-hop-by-hop", \
- [IP_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip6-pop-hop-by-hop", \
+ [IP_LOOKUP_NEXT_INDIRECT] = "ip6-indirect", \
+ [IP_LOOKUP_NEXT_ICMP_ERROR] = "ip6-icmp-error", \
+ [IP6_LOOKUP_NEXT_HOP_BY_HOP] = "ip6-hop-by-hop", \
+ [IP6_LOOKUP_NEXT_ADD_HOP_BY_HOP] = "ip6-add-hop-by-hop", \
+ [IP6_LOOKUP_NEXT_POP_HOP_BY_HOP] = "ip6-pop-hop-by-hop", \
}
/* Flow hash configuration */
union {
/* IP_LOOKUP_NEXT_ARP only */
struct {
- union {
- ip4_address_t ip4;
- } next_hop;
- u32 next_adj_index_with_same_next_hop;
+ ip46_address_t next_hop;
} arp;
/* IP_LOOKUP_NEXT_CLASSIFY only */
struct {
u16 table_index;
} classify;
+ /* IP_LOOKUP_NEXT_INDIRECT only */
+ struct {
+ ip46_address_t next_hop;
+ } indirect;
};
STRUCT_MARK(signature_end);
uword signature = 0xfeedfaceULL;
/* Skip heap handle, sum everything up to but not including share_count */
- signature = hash_memory64
+ signature = hash_memory
(STRUCT_MARK_PTR(adj, signature_start),
STRUCT_OFFSET_OF(ip_adjacency_t, signature_end)
- STRUCT_OFFSET_OF(ip_adjacency_t, signature_start),
signature);
/* and the rewrite */
- signature = hash_memory64 (&adj->rewrite_header, VLIB_BUFFER_PRE_DATA_SIZE,
+ signature = hash_memory (&adj->rewrite_header, VLIB_BUFFER_PRE_DATA_SIZE,
signature);
return signature;
}
static inline int
ip_adjacency_is_multipath(ip_lookup_main_t * lm, u32 adj_index)
{
+ if (!vec_len(lm->multipath_adjacencies))
+ return 0;
+
if (vec_len(lm->multipath_adjacencies) < adj_index - 1)
return 0;
+
return (lm->multipath_adjacencies[adj_index].adj_index == adj_index &&
lm->multipath_adjacencies[adj_index].n_adj_in_block > 0);
}
vec_elt (lm->if_address_pool_index_by_sw_if_index, sw_if_index)
: if_address_index);
- return pool_elt_at_index (lm->if_address_pool, if_address_index);
+ return (if_address_index != ~0)?pool_elt_at_index (lm->if_address_pool, if_address_index):NULL;
}
#define foreach_ip_interface_address(lm,a,sw_if_index,loop,body) \