23 #define foreach_geneve_encap_error \ 24 _(ENCAPSULATED, "good packets encapsulated") 27 #define _(sym,string) string, 34 #define _(sym,str) GENEVE_ENCAP_ERROR_##sym, 46 #define foreach_fixed_header4_offset \ 49 #define foreach_fixed_header6_offset \ 50 _(0) _(1) _(2) _(3) _(4) _(5) _(6) 57 u32 n_left_from, next_index, *from, *to_next;
61 u32 pkts_encapsulated = 0;
62 u16 old_l0 = 0, old_l1 = 0;
64 u32 stats_sw_if_index, stats_n_packets, stats_n_bytes;
65 u32 sw_if_index0 = ~0, sw_if_index1 = ~0;
66 u32 next0 = 0, next1 = 0;
77 stats_n_packets = stats_n_bytes = 0;
79 while (n_left_from > 0)
85 while (n_left_from >= 4 && n_left_to_next >= 2)
88 u32 flow_hash0, flow_hash1;
93 u64 *copy_src0, *copy_dst0;
94 u64 *copy_src1, *copy_dst1;
95 u32 *copy_src_last0, *copy_dst_last0;
96 u32 *copy_src_last1, *copy_dst_last1;
157 u8 ip4_geneve_base_header_len =
160 u8 ip4_geneve_header_total_len0 = ip4_geneve_base_header_len;
161 u8 ip4_geneve_header_total_len1 = ip4_geneve_base_header_len;
162 #if SUPPORT_OPTIONS_HEADER==1 163 ip4_geneve_header_total_len0 += t0->options_len;
164 ip4_geneve_header_total_len1 += t1->options_len;
167 ASSERT (
vec_len (t1->rewrite) == ip4_geneve_header_total_len1);
173 copy_dst0 = (
u64 *) ip4_0;
175 copy_dst1 = (
u64 *) ip4_1;
176 copy_src1 = (
u64 *) t1->rewrite;
178 #define _(offs) copy_dst0[offs] = copy_src0[offs];
181 #define _(offs) copy_dst1[offs] = copy_src1[offs]; 185 copy_dst_last0 = (
u32 *) (©_dst0[4]);
186 copy_src_last0 = (
u32 *) (©_src0[4]);
187 copy_dst_last0[0] = copy_src_last0[0];
188 copy_dst_last1 = (
u32 *) (©_dst1[4]);
189 copy_src_last1 = (
u32 *) (©_src1[4]);
190 copy_dst_last1[0] = copy_src_last1[0];
226 u8 ip6_geneve_base_header_len =
229 u8 ip6_geneve_header_total_len0 = ip6_geneve_base_header_len;
230 u8 ip6_geneve_header_total_len1 = ip6_geneve_base_header_len;
231 #if SUPPORT_OPTIONS_HEADER==1 232 ip6_geneve_header_total_len0 += t0->options_len;
233 ip6_geneve_header_total_len1 += t1->options_len;
236 ASSERT (
vec_len (t1->rewrite) == ip6_geneve_header_total_len1);
242 copy_dst0 = (
u64 *) ip6_0;
244 copy_dst1 = (
u64 *) ip6_1;
245 copy_src1 = (
u64 *) t1->rewrite;
247 #define _(offs) copy_dst0[offs] = copy_src0[offs];
250 #define _(offs) copy_dst1[offs] = copy_src1[offs]; 286 pkts_encapsulated += 2;
289 stats_n_packets += 2;
290 stats_n_bytes += len0 + len1;
297 (sw_if_index1 != stats_sw_if_index)))
299 stats_n_packets -= 2;
300 stats_n_bytes -= len0 + len1;
301 if (sw_if_index0 == sw_if_index1)
307 stats_sw_if_index, stats_n_packets, stats_n_bytes);
308 stats_sw_if_index = sw_if_index0;
310 stats_n_bytes = len0 + len1;
316 thread_index, sw_if_index0, 1, len0);
319 thread_index, sw_if_index1, 1, len1);
341 to_next, n_left_to_next,
342 bi0, bi1, next0, next1);
345 while (n_left_from > 0 && n_left_to_next > 0)
353 u64 *copy_src0, *copy_dst0;
354 u32 *copy_src_last0, *copy_dst_last0;
383 u8 ip4_geneve_base_header_len =
386 u8 ip4_geneve_header_total_len0 = ip4_geneve_base_header_len;
387 #if SUPPORT_OPTIONS_HEADER==1 388 ip4_geneve_header_total_len0 += t0->options_len;
395 copy_dst0 = (
u64 *) ip4_0;
398 #define _(offs) copy_dst0[offs] = copy_src0[offs];
402 copy_dst_last0 = (
u32 *) (©_dst0[4]);
403 copy_src_last0 = (
u32 *) (©_src0[4]);
404 copy_dst_last0[0] = copy_src_last0[0];
428 u8 ip6_geneve_base_header_len =
431 u8 ip6_geneve_header_total_len0 = ip6_geneve_base_header_len;
432 #if SUPPORT_OPTIONS_HEADER==1 433 ip6_geneve_header_total_len0 += t0->options_len;
439 copy_dst0 = (
u64 *) ip6_0;
442 #define _(offs) copy_dst0[offs] = copy_src0[offs];
467 stats_n_packets += 1;
468 stats_n_bytes += len0;
476 stats_n_packets -= 1;
477 stats_n_bytes -= len0;
481 thread_index, stats_sw_if_index,
482 stats_n_packets, stats_n_bytes);
484 stats_n_bytes = len0;
485 stats_sw_if_index = sw_if_index0;
498 to_next, n_left_to_next,
507 GENEVE_ENCAP_ERROR_ENCAPSULATED,
515 thread_index, stats_sw_if_index, stats_n_packets, stats_n_bytes);
538 .name =
"geneve4-encap",
539 .vector_size =
sizeof (
u32),
551 .name =
"geneve6-encap",
552 .vector_size =
sizeof (
u32),
static void vlib_increment_combined_counter(vlib_combined_counter_main_t *cm, u32 thread_index, u32 index, u64 n_packets, u64 n_bytes)
Increment a combined counter.
u8 runtime_data[0]
Function dependent node-runtime data.
static vnet_hw_interface_t * vnet_get_sup_hw_interface(vnet_main_t *vnm, u32 sw_if_index)
vnet_interface_main_t interface_main
#define VLIB_NODE_FN(node)
#define foreach_fixed_header6_offset
static uword vlib_buffer_length_in_chain(vlib_main_t *vm, vlib_buffer_t *b)
Get length in bytes of the buffer chain.
vlib_node_registration_t geneve6_encap_node
(constructor) VLIB_REGISTER_NODE (geneve6_encap_node)
u8 * format_geneve_encap_trace(u8 *s, va_list *args)
#define GENEVE_BASE_HEADER_LENGTH
geneve_tunnel_t * tunnels
vl_api_interface_index_t sw_if_index
vlib_combined_counter_main_t * combined_sw_if_counters
#define vlib_prefetch_buffer_header(b, type)
Prefetch buffer metadata.
static uword geneve_encap_inline(vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame, u32 is_ip4)
vl_api_fib_path_type_t type
static void * vlib_buffer_get_current(vlib_buffer_t *b)
Get pointer to current data to process.
u32 node_index
Node index.
#define vlib_validate_buffer_enqueue_x2(vm, node, next_index, to_next, n_left_to_next, bi0, bi1, next0, next1)
Finish enqueueing two buffers forward in the graph.
#define vlib_validate_buffer_enqueue_x1(vm, node, next_index, to_next, n_left_to_next, bi0, next0)
Finish enqueueing one buffer forward in the graph.
#define vlib_get_next_frame(vm, node, next_index, vectors, n_vectors_left)
Get pointer to next frame vector data by (vlib_node_runtime_t, next_index).
static void vlib_node_increment_counter(vlib_main_t *vm, u32 node_index, u32 counter_index, u64 increment)
#define VLIB_REGISTER_NODE(x,...)
#define CLIB_PREFETCH(addr, size, type)
void vlib_put_next_frame(vlib_main_t *vm, vlib_node_runtime_t *r, u32 next_index, u32 n_vectors_left)
Release pointer to next frame vector data.
u16 ip6_tcp_udp_icmp_compute_checksum(vlib_main_t *vm, vlib_buffer_t *p0, ip6_header_t *ip0, int *bogus_lengthp)
u16 cached_next_index
Next frame index that vector arguments were last enqueued to last time this node ran.
#define foreach_fixed_header4_offset
static void vlib_buffer_advance(vlib_buffer_t *b, word l)
Advance current data pointer by the supplied (signed!) amount.
static void * vlib_add_trace(vlib_main_t *vm, vlib_node_runtime_t *r, vlib_buffer_t *b, u32 n_data_bytes)
index_t dpoi_index
the index of objects of that type
#define vec_len(v)
Number of elements in vector (rvalue-only, NULL tolerant)
VLIB buffer representation.
static void * vlib_frame_vector_args(vlib_frame_t *f)
Get pointer to frame vector data.
#define ip_csum_update(sum, old, new, type, field)
#define foreach_geneve_encap_error
geneve_main_t geneve_main
vlib_node_registration_t geneve4_encap_node
(constructor) VLIB_REGISTER_NODE (geneve4_encap_node)
u16 dpoi_next_node
The next VLIB node to follow.
static_always_inline void vlib_get_buffers(vlib_main_t *vm, u32 *bi, vlib_buffer_t **b, int count)
Translate array of buffer indices into buffer pointers.
#define CLIB_CACHE_LINE_BYTES
static char * geneve_encap_error_strings[]
static u16 ip_csum_fold(ip_csum_t c)