2 * Copyright (c) 2018 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #ifndef included_acl_inlines_h
17 #define included_acl_inlines_h
21 #include <plugins/acl/acl.h>
22 #include <plugins/acl/fa_node.h>
23 #include <plugins/acl/hash_lookup_private.h>
26 /* check if a given ACL exists */
28 #ifdef ACL_PLUGIN_EXTERNAL_EXPORTS
29 u8 (*acl_plugin_acl_exists) (u32 acl_index);
31 u8 acl_plugin_acl_exists (u32 acl_index);
36 * If you are using ACL plugin, get this unique ID first,
37 * so you can identify yourself when creating the lookup contexts.
40 #ifdef ACL_PLUGIN_EXTERNAL_EXPORTS
41 u32 (*acl_plugin_register_user_module) (char *caller_module_string, char *val1_label, char *val2_label);
43 u32 acl_plugin_register_user_module (char *caller_module_string, char *val1_label, char *val2_label);
47 * Allocate a new lookup context index.
48 * Supply the id assigned to your module during registration,
49 * and two values of your choice identifying instances
50 * of use within your module. They are useful for debugging.
52 #ifdef ACL_PLUGIN_EXTERNAL_EXPORTS
53 int (*acl_plugin_get_lookup_context_index) (u32 acl_user_id, u32 val1, u32 val2);
55 int acl_plugin_get_lookup_context_index (u32 acl_user_id, u32 val1, u32 val2);
59 * Release the lookup context index and destroy
60 * any asssociated data structures.
62 #ifdef ACL_PLUGIN_EXTERNAL_EXPORTS
63 void (*acl_plugin_put_lookup_context_index) (u32 lc_index);
65 void acl_plugin_put_lookup_context_index (u32 lc_index);
69 * Prepare the sequential vector of ACL#s to lookup within a given context.
70 * Any existing list will be overwritten. acl_list is a vector.
72 #ifdef ACL_PLUGIN_EXTERNAL_EXPORTS
73 int (*acl_plugin_set_acl_vec_for_context) (u32 lc_index, u32 *acl_list);
75 int acl_plugin_set_acl_vec_for_context (u32 lc_index, u32 *acl_list);
78 /* Fill the 5-tuple from the packet */
80 #ifdef ACL_PLUGIN_EXTERNAL_EXPORTS
81 void (*acl_plugin_fill_5tuple) (u32 lc_index, vlib_buffer_t * b0, int is_ip6, int is_input,
82 int is_l2_path, fa_5tuple_opaque_t * p5tuple_pkt);
84 void acl_plugin_fill_5tuple (u32 lc_index, vlib_buffer_t * b0, int is_ip6, int is_input,
85 int is_l2_path, fa_5tuple_opaque_t * p5tuple_pkt);
88 #ifdef ACL_PLUGIN_DEFINED_BELOW_IN_FILE
90 void acl_plugin_fill_5tuple_inline (u32 lc_index, vlib_buffer_t * b0, int is_ip6, int is_input,
91 int is_l2_path, fa_5tuple_opaque_t * p5tuple_pkt) {
92 /* FIXME: normally the inlined version of filling in the 5-tuple. But for now just call the non-inlined version */
93 acl_plugin_fill_5tuple(lc_index, b0, is_ip6, is_input, is_l2_path, p5tuple_pkt);
98 #ifdef ACL_PLUGIN_EXTERNAL_EXPORTS
99 int (*acl_plugin_match_5tuple) (u32 lc_index,
100 fa_5tuple_opaque_t * pkt_5tuple,
101 int is_ip6, u8 * r_action,
104 u32 * r_rule_match_p,
107 int acl_plugin_match_5tuple (u32 lc_index,
108 fa_5tuple_opaque_t * pkt_5tuple,
109 int is_ip6, u8 * r_action,
112 u32 * r_rule_match_p,
116 #ifdef ACL_PLUGIN_DEFINED_BELOW_IN_FILE
118 acl_plugin_match_5tuple_inline (u32 lc_index,
119 fa_5tuple_opaque_t * pkt_5tuple,
120 int is_ip6, u8 * r_action,
123 u32 * r_rule_match_p,
124 u32 * trace_bitmap) {
125 return acl_plugin_match_5tuple(lc_index, pkt_5tuple, is_ip6, r_action, r_acl_pos_p, r_acl_match_p, r_rule_match_p, trace_bitmap);
129 #ifdef ACL_PLUGIN_EXTERNAL_EXPORTS
131 #define LOAD_SYMBOL_FROM_PLUGIN(p, s) \
133 s = vlib_get_plugin_symbol(p, #s); \
135 return clib_error_return(0, \
136 "Plugin %s and/or symbol %s not found.", p, #s); \
139 #define LOAD_SYMBOL(s) LOAD_SYMBOL_FROM_PLUGIN("acl_plugin.so", s)
141 static inline clib_error_t * acl_plugin_exports_init (void)
143 LOAD_SYMBOL(acl_plugin_acl_exists);
144 LOAD_SYMBOL(acl_plugin_register_user_module);
145 LOAD_SYMBOL(acl_plugin_get_lookup_context_index);
146 LOAD_SYMBOL(acl_plugin_put_lookup_context_index);
147 LOAD_SYMBOL(acl_plugin_set_acl_vec_for_context);
148 LOAD_SYMBOL(acl_plugin_fill_5tuple);
149 LOAD_SYMBOL(acl_plugin_match_5tuple);
158 get_ptr_to_offset (vlib_buffer_t * b0, int offset)
160 u8 *p = vlib_buffer_get_current (b0) + offset;
165 offset_within_packet (vlib_buffer_t * b0, int offset)
167 /* For the purposes of this code, "within" means we have at least 8 bytes after it */
168 return (offset <= (b0->current_length - 8));
172 acl_fill_5tuple (acl_main_t * am, vlib_buffer_t * b0, int is_ip6,
173 int is_input, int is_l2_path, fa_5tuple_t * p5tuple_pkt)
175 /* IP4 and IP6 protocol numbers of ICMP */
176 static u8 icmp_protos_v4v6[] = { IP_PROTOCOL_ICMP, IP_PROTOCOL_ICMP6 };
185 l3_offset = ethernet_buffer_header_size(b0);
192 l3_offset = vnet_buffer(b0)->ip.save_rewrite_length;
195 /* key[0..3] contains src/dst address and is cleared/set below */
196 /* Remainder of the key and per-packet non-key data */
197 p5tuple_pkt->kv.key[4] = 0;
198 p5tuple_pkt->kv.value = 0;
202 clib_memcpy (&p5tuple_pkt->addr,
203 get_ptr_to_offset (b0,
204 offsetof (ip6_header_t,
205 src_address) + l3_offset),
206 sizeof (p5tuple_pkt->addr));
208 *(u8 *) get_ptr_to_offset (b0,
209 offsetof (ip6_header_t,
210 protocol) + l3_offset);
211 l4_offset = l3_offset + sizeof (ip6_header_t);
212 #ifdef FA_NODE_VERBOSE_DEBUG
213 clib_warning ("ACL_FA_NODE_DBG: proto: %d, l4_offset: %d", proto,
216 /* IP6 EH handling is here, increment l4_offset if needs to, update the proto */
217 int need_skip_eh = clib_bitmap_get (am->fa_ipv6_known_eh_bitmap, proto);
218 if (PREDICT_FALSE (need_skip_eh))
220 while (need_skip_eh && offset_within_packet (b0, l4_offset))
222 /* Fragment header needs special handling */
223 if (PREDICT_FALSE(ACL_EH_FRAGMENT == proto))
225 proto = *(u8 *) get_ptr_to_offset (b0, l4_offset);
227 clib_memcpy (&frag_offset, get_ptr_to_offset (b0, 2 + l4_offset), sizeof(frag_offset));
228 frag_offset = clib_net_to_host_u16(frag_offset) >> 3;
231 p5tuple_pkt->pkt.is_nonfirst_fragment = 1;
232 /* invalidate L4 offset so we don't try to find L4 info */
233 l4_offset += b0->current_length;
237 /* First fragment: skip the frag header and move on. */
243 u8 nwords = *(u8 *) get_ptr_to_offset (b0, 1 + l4_offset);
244 proto = *(u8 *) get_ptr_to_offset (b0, l4_offset);
245 l4_offset += 8 * (1 + (u16) nwords);
247 #ifdef FA_NODE_VERBOSE_DEBUG
248 clib_warning ("ACL_FA_NODE_DBG: new proto: %d, new offset: %d",
252 clib_bitmap_get (am->fa_ipv6_known_eh_bitmap, proto);
258 p5tuple_pkt->kv.key[0] = 0;
259 p5tuple_pkt->kv.key[1] = 0;
260 p5tuple_pkt->kv.key[2] = 0;
261 p5tuple_pkt->kv.key[3] = 0;
262 clib_memcpy (&p5tuple_pkt->addr[0].ip4,
263 get_ptr_to_offset (b0,
264 offsetof (ip4_header_t,
265 src_address) + l3_offset),
266 sizeof (p5tuple_pkt->addr[0].ip4));
267 clib_memcpy (&p5tuple_pkt->addr[1].ip4,
268 get_ptr_to_offset (b0,
269 offsetof (ip4_header_t,
270 dst_address) + l3_offset),
271 sizeof (p5tuple_pkt->addr[1].ip4));
273 *(u8 *) get_ptr_to_offset (b0,
274 offsetof (ip4_header_t,
275 protocol) + l3_offset);
276 l4_offset = l3_offset + sizeof (ip4_header_t);
277 u16 flags_and_fragment_offset;
278 clib_memcpy (&flags_and_fragment_offset,
279 get_ptr_to_offset (b0,
280 offsetof (ip4_header_t,
281 flags_and_fragment_offset)) + l3_offset,
282 sizeof(flags_and_fragment_offset));
283 flags_and_fragment_offset = clib_net_to_host_u16 (flags_and_fragment_offset);
285 /* non-initial fragments have non-zero offset */
286 if ((PREDICT_FALSE(0xfff & flags_and_fragment_offset)))
288 p5tuple_pkt->pkt.is_nonfirst_fragment = 1;
289 /* invalidate L4 offset so we don't try to find L4 info */
290 l4_offset += b0->current_length;
294 p5tuple_pkt->l4.proto = proto;
295 if (PREDICT_TRUE (offset_within_packet (b0, l4_offset)))
297 p5tuple_pkt->pkt.l4_valid = 1;
298 if (icmp_protos_v4v6[is_ip6] == proto)
301 p5tuple_pkt->l4.port[0] =
302 *(u8 *) get_ptr_to_offset (b0,
303 l4_offset + offsetof (icmp46_header_t,
306 p5tuple_pkt->l4.port[1] =
307 *(u8 *) get_ptr_to_offset (b0,
308 l4_offset + offsetof (icmp46_header_t,
311 else if ((IP_PROTOCOL_TCP == proto) || (IP_PROTOCOL_UDP == proto))
314 get_ptr_to_offset (b0,
315 l4_offset + offsetof (tcp_header_t,
318 p5tuple_pkt->l4.port[0] = clib_net_to_host_u16 (ports[0]);
319 p5tuple_pkt->l4.port[1] = clib_net_to_host_u16 (ports[1]);
321 p5tuple_pkt->pkt.tcp_flags =
322 *(u8 *) get_ptr_to_offset (b0,
323 l4_offset + offsetof (tcp_header_t,
325 p5tuple_pkt->pkt.tcp_flags_valid = (proto == IP_PROTOCOL_TCP);
328 * FIXME: rather than the above conditional, here could
329 * be a nice generic mechanism to extract two L4 values:
331 * have a per-protocol array of 4 elements like this:
332 * u8 offset; to take the byte from, off L4 header
333 * u8 mask; to mask it with, before storing
335 * this way we can describe UDP, TCP and ICMP[46] semantics,
336 * and add a sort of FPM-type behavior for other protocols.
338 * Of course, is it faster ? and is it needed ?
345 acl_plugin_fill_5tuple_inline (u32 lc_index, vlib_buffer_t * b0, int is_ip6,
346 int is_input, int is_l2_path, fa_5tuple_opaque_t * p5tuple_pkt)
348 acl_main_t *am = &acl_main;
349 acl_fill_5tuple(am, b0, is_ip6, is_input, is_l2_path, (fa_5tuple_t *)p5tuple_pkt);
355 fa_acl_match_addr (ip46_address_t * addr1, ip46_address_t * addr2,
356 int prefixlen, int is_ip6)
360 /* match any always succeeds */
365 if (memcmp (addr1, addr2, prefixlen / 8))
367 /* If the starting full bytes do not match, no point in bittwidling the thumbs further */
372 u8 b1 = *((u8 *) addr1 + 1 + prefixlen / 8);
373 u8 b2 = *((u8 *) addr2 + 1 + prefixlen / 8);
374 u8 mask0 = (0xff - ((1 << (8 - (prefixlen % 8))) - 1));
375 return (b1 & mask0) == b2;
379 /* The prefix fits into integer number of bytes, so nothing left to do */
385 uint32_t a1 = clib_net_to_host_u32 (addr1->ip4.as_u32);
386 uint32_t a2 = clib_net_to_host_u32 (addr2->ip4.as_u32);
387 uint32_t mask0 = 0xffffffff - ((1 << (32 - prefixlen)) - 1);
388 return (a1 & mask0) == a2;
393 fa_acl_match_port (u16 port, u16 port_first, u16 port_last, int is_ip6)
395 return ((port >= port_first) && (port <= port_last));
399 single_acl_match_5tuple (acl_main_t * am, u32 acl_index, fa_5tuple_t * pkt_5tuple,
400 int is_ip6, u8 * r_action, u32 * r_acl_match_p,
401 u32 * r_rule_match_p, u32 * trace_bitmap)
407 if (pool_is_free_index (am->acls, acl_index))
410 *r_acl_match_p = acl_index;
412 *r_rule_match_p = -1;
413 /* the ACL does not exist but is used for policy. Block traffic. */
416 a = am->acls + acl_index;
417 for (i = 0; i < a->count; i++)
420 #ifdef FA_NODE_VERBOSE_DEBUG
421 clib_warning("ACL_FA_NODE_DBG acl %d rule %d tag %s", acl_index, i, a->tag);
423 if (is_ip6 != r->is_ipv6)
427 if (!fa_acl_match_addr
428 (&pkt_5tuple->addr[1], &r->dst, r->dst_prefixlen, is_ip6))
431 #ifdef FA_NODE_VERBOSE_DEBUG
433 ("ACL_FA_NODE_DBG acl %d rule %d pkt dst addr %U match rule addr %U/%d",
434 acl_index, i, format_ip46_address, &pkt_5tuple->addr[1],
435 r->is_ipv6 ? IP46_TYPE_IP6: IP46_TYPE_IP4, format_ip46_address,
436 &r->dst, r->is_ipv6 ? IP46_TYPE_IP6: IP46_TYPE_IP4,
440 if (!fa_acl_match_addr
441 (&pkt_5tuple->addr[0], &r->src, r->src_prefixlen, is_ip6))
444 #ifdef FA_NODE_VERBOSE_DEBUG
446 ("ACL_FA_NODE_DBG acl %d rule %d pkt src addr %U match rule addr %U/%d",
447 acl_index, i, format_ip46_address, &pkt_5tuple->addr[0],
448 r->is_ipv6 ? IP46_TYPE_IP6: IP46_TYPE_IP4, format_ip46_address,
449 &r->src, r->is_ipv6 ? IP46_TYPE_IP6: IP46_TYPE_IP4,
452 ("ACL_FA_NODE_DBG acl %d rule %d trying to match pkt proto %d with rule %d",
453 acl_index, i, pkt_5tuple->l4.proto, r->proto);
457 if (pkt_5tuple->l4.proto != r->proto)
460 if (PREDICT_FALSE (pkt_5tuple->pkt.is_nonfirst_fragment &&
461 am->l4_match_nonfirst_fragment))
463 /* non-initial fragment with frag match configured - match this rule */
464 *trace_bitmap |= 0x80000000;
465 *r_action = r->is_permit;
467 *r_acl_match_p = acl_index;
473 /* A sanity check just to ensure we are about to match the ports extracted from the packet */
474 if (PREDICT_FALSE (!pkt_5tuple->pkt.l4_valid))
477 #ifdef FA_NODE_VERBOSE_DEBUG
479 ("ACL_FA_NODE_DBG acl %d rule %d pkt proto %d match rule %d",
480 acl_index, i, pkt_5tuple->l4.proto, r->proto);
483 if (!fa_acl_match_port
484 (pkt_5tuple->l4.port[0], r->src_port_or_type_first,
485 r->src_port_or_type_last, is_ip6))
488 #ifdef FA_NODE_VERBOSE_DEBUG
490 ("ACL_FA_NODE_DBG acl %d rule %d pkt sport %d match rule [%d..%d]",
491 acl_index, i, pkt_5tuple->l4.port[0], r->src_port_or_type_first,
492 r->src_port_or_type_last);
495 if (!fa_acl_match_port
496 (pkt_5tuple->l4.port[1], r->dst_port_or_code_first,
497 r->dst_port_or_code_last, is_ip6))
500 #ifdef FA_NODE_VERBOSE_DEBUG
502 ("ACL_FA_NODE_DBG acl %d rule %d pkt dport %d match rule [%d..%d]",
503 acl_index, i, pkt_5tuple->l4.port[1], r->dst_port_or_code_first,
504 r->dst_port_or_code_last);
506 if (pkt_5tuple->pkt.tcp_flags_valid
507 && ((pkt_5tuple->pkt.tcp_flags & r->tcp_flags_mask) !=
511 /* everything matches! */
512 #ifdef FA_NODE_VERBOSE_DEBUG
513 clib_warning ("ACL_FA_NODE_DBG acl %d rule %d FULL-MATCH, action %d",
514 acl_index, i, r->is_permit);
516 *r_action = r->is_permit;
518 *r_acl_match_p = acl_index;
527 acl_plugin_single_acl_match_5tuple (u32 acl_index, fa_5tuple_t * pkt_5tuple,
528 int is_ip6, u8 * r_action, u32 * r_acl_match_p,
529 u32 * r_rule_match_p, u32 * trace_bitmap)
531 acl_main_t * am = &acl_main;
532 return single_acl_match_5tuple(am, acl_index, pkt_5tuple, is_ip6, r_action,
533 r_acl_match_p, r_rule_match_p, trace_bitmap);
537 linear_multi_acl_match_5tuple (u32 lc_index, fa_5tuple_t * pkt_5tuple,
538 int is_ip6, u8 *r_action, u32 *acl_pos_p, u32 * acl_match_p,
539 u32 * rule_match_p, u32 * trace_bitmap)
541 acl_main_t *am = &acl_main;
545 acl_lookup_context_t *acontext = pool_elt_at_index(am->acl_lookup_contexts, lc_index);
547 acl_vector = acontext->acl_indices;
549 for (i = 0; i < vec_len (acl_vector); i++)
551 #ifdef FA_NODE_VERBOSE_DEBUG
552 clib_warning ("ACL_FA_NODE_DBG: Trying to match ACL: %d",
555 if (single_acl_match_5tuple
556 (am, acl_vector[i], pkt_5tuple, is_ip6, &action,
557 acl_match_p, rule_match_p, trace_bitmap))
564 if (vec_len (acl_vector) > 0)
568 #ifdef FA_NODE_VERBOSE_DEBUG
569 clib_warning ("ACL_FA_NODE_DBG: No ACL on lc_index %d", lc_index);
571 /* If there are no ACLs defined we should not be here. */
578 * This returns true if there is indeed a match on the portranges.
579 * With all these levels of indirections, this is not going to be very fast,
580 * so, best use the individual ports or wildcard ports for performance.
583 match_portranges(acl_main_t *am, fa_5tuple_t *match, u32 index)
586 applied_hash_ace_entry_t **applied_hash_aces = vec_elt_at_index(am->hash_entry_vec_by_lc_index, match->pkt.lc_index);
587 applied_hash_ace_entry_t *pae = vec_elt_at_index((*applied_hash_aces), index);
589 acl_rule_t *r = &(am->acls[pae->acl_index].rules[pae->ace_index]);
591 #ifdef FA_NODE_VERBOSE_DEBUG
592 clib_warning("PORTMATCH: %d <= %d <= %d && %d <= %d <= %d ?",
593 r->src_port_or_type_first, match->l4.port[0], r->src_port_or_type_last,
594 r->dst_port_or_code_first, match->l4.port[1], r->dst_port_or_code_last);
597 return ( ((r->src_port_or_type_first <= match->l4.port[0]) && r->src_port_or_type_last >= match->l4.port[0]) &&
598 ((r->dst_port_or_code_first <= match->l4.port[1]) && r->dst_port_or_code_last >= match->l4.port[1]) );
602 multi_acl_match_get_applied_ace_index(acl_main_t *am, fa_5tuple_t *match)
604 clib_bihash_kv_48_8_t kv;
605 clib_bihash_kv_48_8_t result;
606 fa_5tuple_t *kv_key = (fa_5tuple_t *)kv.key;
607 hash_acl_lookup_value_t *result_val = (hash_acl_lookup_value_t *)&result.value;
608 u64 *pmatch = (u64 *)match;
612 u32 curr_match_index = ~0;
614 u32 lc_index = match->pkt.lc_index;
615 applied_hash_ace_entry_t **applied_hash_aces = vec_elt_at_index(am->hash_entry_vec_by_lc_index, match->pkt.lc_index);
616 applied_hash_acl_info_t **applied_hash_acls = &am->applied_hash_acl_info_by_lc_index;
618 DBG("TRYING TO MATCH: %016llx %016llx %016llx %016llx %016llx %016llx",
619 pmatch[0], pmatch[1], pmatch[2], pmatch[3], pmatch[4], pmatch[5]);
621 for(mask_type_index=0; mask_type_index < pool_len(am->ace_mask_type_pool); mask_type_index++) {
622 if (!clib_bitmap_get(vec_elt_at_index((*applied_hash_acls), lc_index)->mask_type_index_bitmap, mask_type_index)) {
623 /* This bit is not set. Avoid trying to match */
626 ace_mask_type_entry_t *mte = vec_elt_at_index(am->ace_mask_type_pool, mask_type_index);
627 pmatch = (u64 *)match;
628 pmask = (u64 *)&mte->mask;
629 pkey = (u64 *)kv.key;
631 * unrolling the below loop results in a noticeable performance increase.
634 kv.key[i] = pmatch[i] & pmask[i];
638 *pkey++ = *pmatch++ & *pmask++;
639 *pkey++ = *pmatch++ & *pmask++;
640 *pkey++ = *pmatch++ & *pmask++;
641 *pkey++ = *pmatch++ & *pmask++;
642 *pkey++ = *pmatch++ & *pmask++;
643 *pkey++ = *pmatch++ & *pmask++;
645 kv_key->pkt.mask_type_index_lsb = mask_type_index;
646 DBG(" KEY %3d: %016llx %016llx %016llx %016llx %016llx %016llx", mask_type_index,
647 kv.key[0], kv.key[1], kv.key[2], kv.key[3], kv.key[4], kv.key[5]);
648 int res = clib_bihash_search_48_8 (&am->acl_lookup_hash, &kv, &result);
650 DBG("ACL-MATCH! result_val: %016llx", result_val->as_u64);
651 if (result_val->applied_entry_index < curr_match_index) {
652 if (PREDICT_FALSE(result_val->need_portrange_check)) {
654 * This is going to be slow, since we can have multiple superset
655 * entries for narrow-ish portranges, e.g.:
656 * 0..42 100..400, 230..60000,
657 * so we need to walk linearly and check if they match.
660 u32 curr_index = result_val->applied_entry_index;
661 while ((curr_index != ~0) && !match_portranges(am, match, curr_index)) {
662 /* while no match and there are more entries, walk... */
663 applied_hash_ace_entry_t *pae = vec_elt_at_index((*applied_hash_aces),curr_index);
664 DBG("entry %d did not portmatch, advancing to %d", curr_index, pae->next_applied_entry_index);
665 curr_index = pae->next_applied_entry_index;
667 if (curr_index < curr_match_index) {
668 DBG("The index %d is the new candidate in portrange matches.", curr_index);
669 curr_match_index = curr_index;
671 DBG("Curr portmatch index %d is too big vs. current matched one %d", curr_index, curr_match_index);
674 /* The usual path is here. Found an entry in front of the current candiate - so it's a new one */
675 DBG("This match is the new candidate");
676 curr_match_index = result_val->applied_entry_index;
677 if (!result_val->shadowed) {
678 /* new result is known to not be shadowed, so no point to look up further */
685 DBG("MATCH-RESULT: %d", curr_match_index);
686 return curr_match_index;
690 hash_multi_acl_match_5tuple (u32 lc_index, fa_5tuple_t * pkt_5tuple,
691 int is_ip6, u8 *action, u32 *acl_pos_p, u32 * acl_match_p,
692 u32 * rule_match_p, u32 * trace_bitmap)
694 acl_main_t *am = &acl_main;
695 applied_hash_ace_entry_t **applied_hash_aces = vec_elt_at_index(am->hash_entry_vec_by_lc_index, lc_index);
696 u32 match_index = multi_acl_match_get_applied_ace_index(am, pkt_5tuple);
697 if (match_index < vec_len((*applied_hash_aces))) {
698 applied_hash_ace_entry_t *pae = vec_elt_at_index((*applied_hash_aces), match_index);
700 *acl_pos_p = pae->acl_position;
701 *acl_match_p = pae->acl_index;
702 *rule_match_p = pae->ace_index;
703 *action = pae->action;
712 acl_plugin_match_5tuple_inline (u32 lc_index,
713 fa_5tuple_opaque_t * pkt_5tuple,
714 int is_ip6, u8 * r_action,
717 u32 * r_rule_match_p,
720 acl_main_t *am = &acl_main;
721 if (am->use_hash_acl_matching) {
722 return hash_multi_acl_match_5tuple(lc_index, (fa_5tuple_t *)pkt_5tuple, is_ip6, r_action,
723 r_acl_pos_p, r_acl_match_p, r_rule_match_p, trace_bitmap);
725 return linear_multi_acl_match_5tuple(lc_index, (fa_5tuple_t *)pkt_5tuple, is_ip6, r_action,
726 r_acl_pos_p, r_acl_match_p, r_rule_match_p, trace_bitmap);