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.
17 #include <vlib/vlib.h>
18 #include <vnet/crypto/crypto.h>
20 vnet_crypto_main_t crypto_main;
22 static_always_inline void
23 crypto_set_op_status (vnet_crypto_op_t * ops[], u32 n_ops, int status)
27 ops[0]->status = status;
32 static_always_inline u32
33 vnet_crypto_process_ops_call_handler (vlib_main_t * vm,
34 vnet_crypto_main_t * cm,
35 vnet_crypto_op_id_t opt,
36 vnet_crypto_op_t * ops[],
37 vnet_crypto_op_chunk_t * chunks,
47 if (cm->chained_ops_handlers[opt] == 0)
48 crypto_set_op_status (ops, n_ops,
49 VNET_CRYPTO_OP_STATUS_FAIL_NO_HANDLER);
51 rv = (cm->chained_ops_handlers[opt]) (vm, ops, chunks, n_ops);
55 if (cm->ops_handlers[opt] == 0)
56 crypto_set_op_status (ops, n_ops,
57 VNET_CRYPTO_OP_STATUS_FAIL_NO_HANDLER);
59 rv = (cm->ops_handlers[opt]) (vm, ops, n_ops);
64 static_always_inline u32
65 vnet_crypto_process_ops_inline (vlib_main_t * vm, vnet_crypto_op_t ops[],
66 vnet_crypto_op_chunk_t * chunks, u32 n_ops)
68 vnet_crypto_main_t *cm = &crypto_main;
69 const int op_q_size = VLIB_FRAME_SIZE;
70 vnet_crypto_op_t *op_queue[op_q_size];
71 vnet_crypto_op_id_t opt, current_op_type = ~0;
77 for (i = 0; i < n_ops; i++)
81 if (current_op_type != opt || n_op_queue >= op_q_size)
83 rv += vnet_crypto_process_ops_call_handler (vm, cm, current_op_type,
87 current_op_type = opt;
90 op_queue[n_op_queue++] = &ops[i];
93 rv += vnet_crypto_process_ops_call_handler (vm, cm, current_op_type,
94 op_queue, chunks, n_op_queue);
99 vnet_crypto_process_ops (vlib_main_t * vm, vnet_crypto_op_t ops[], u32 n_ops)
101 return vnet_crypto_process_ops_inline (vm, ops, 0, n_ops);
105 vnet_crypto_process_chained_ops (vlib_main_t * vm, vnet_crypto_op_t ops[],
106 vnet_crypto_op_chunk_t * chunks, u32 n_ops)
108 return vnet_crypto_process_ops_inline (vm, ops, chunks, n_ops);
112 vnet_crypto_register_engine (vlib_main_t * vm, char *name, int prio,
115 vnet_crypto_main_t *cm = &crypto_main;
116 vnet_crypto_engine_t *p;
118 vec_add2 (cm->engines, p, 1);
123 hash_set_mem (cm->engine_index_by_name, p->name, p - cm->engines);
125 return p - cm->engines;
128 static_always_inline void
129 crypto_set_active_engine (vnet_crypto_op_data_t * od,
130 vnet_crypto_op_id_t id, u32 ei,
131 crypto_op_class_type_t oct)
133 vnet_crypto_main_t *cm = &crypto_main;
134 vnet_crypto_engine_t *ce = vec_elt_at_index (cm->engines, ei);
136 if (oct == CRYPTO_OP_BOTH || oct == CRYPTO_OP_CHAINED)
138 if (ce->chained_ops_handlers[id])
140 od->active_engine_index_chained = ei;
141 cm->chained_ops_handlers[id] = ce->chained_ops_handlers[id];
145 if (oct == CRYPTO_OP_BOTH || oct == CRYPTO_OP_SIMPLE)
147 if (ce->ops_handlers[id])
149 od->active_engine_index_simple = ei;
150 cm->ops_handlers[id] = ce->ops_handlers[id];
156 vnet_crypto_set_handler2 (char *alg_name, char *engine,
157 crypto_op_class_type_t oct)
160 vnet_crypto_main_t *cm = &crypto_main;
161 vnet_crypto_alg_data_t *ad;
164 p = hash_get_mem (cm->alg_index_by_name, alg_name);
168 ad = vec_elt_at_index (cm->algs, p[0]);
170 p = hash_get_mem (cm->engine_index_by_name, engine);
174 for (i = 0; i < VNET_CRYPTO_OP_N_TYPES; i++)
176 vnet_crypto_op_data_t *od;
177 vnet_crypto_op_id_t id = ad->op_by_type[i];
181 od = cm->opt_data + id;
182 crypto_set_active_engine (od, id, p[0], oct);
189 vnet_crypto_is_set_handler (vnet_crypto_alg_t alg)
191 vnet_crypto_main_t *cm = &crypto_main;
192 vnet_crypto_op_id_t opt = 0;
195 if (alg > vec_len (cm->algs))
198 for (i = 0; i < VNET_CRYPTO_OP_N_TYPES; i++)
199 if ((opt = cm->algs[alg].op_by_type[i]) != 0)
202 return NULL != cm->ops_handlers[opt];
206 vnet_crypto_register_ops_handler_inline (vlib_main_t * vm, u32 engine_index,
207 vnet_crypto_op_id_t opt,
208 vnet_crypto_ops_handler_t * fn,
209 vnet_crypto_chained_ops_handler_t *
212 vnet_crypto_main_t *cm = &crypto_main;
213 vnet_crypto_engine_t *ae, *e = vec_elt_at_index (cm->engines, engine_index);
214 vnet_crypto_op_data_t *otd = cm->opt_data + opt;
215 vec_validate_aligned (cm->ops_handlers, VNET_CRYPTO_N_OP_IDS - 1,
216 CLIB_CACHE_LINE_BYTES);
217 vec_validate_aligned (cm->chained_ops_handlers, VNET_CRYPTO_N_OP_IDS - 1,
218 CLIB_CACHE_LINE_BYTES);
222 e->ops_handlers[opt] = fn;
223 if (otd->active_engine_index_simple == ~0)
225 otd->active_engine_index_simple = engine_index;
226 cm->ops_handlers[opt] = fn;
229 ae = vec_elt_at_index (cm->engines, otd->active_engine_index_simple);
230 if (ae->priority < e->priority)
231 crypto_set_active_engine (otd, opt, engine_index, CRYPTO_OP_SIMPLE);
236 e->chained_ops_handlers[opt] = cfn;
237 if (otd->active_engine_index_chained == ~0)
239 otd->active_engine_index_chained = engine_index;
240 cm->chained_ops_handlers[opt] = cfn;
243 ae = vec_elt_at_index (cm->engines, otd->active_engine_index_chained);
244 if (ae->priority < e->priority)
245 crypto_set_active_engine (otd, opt, engine_index, CRYPTO_OP_CHAINED);
252 vnet_crypto_register_ops_handler (vlib_main_t * vm, u32 engine_index,
253 vnet_crypto_op_id_t opt,
254 vnet_crypto_ops_handler_t * fn)
256 vnet_crypto_register_ops_handler_inline (vm, engine_index, opt, fn, 0);
260 vnet_crypto_register_chained_ops_handler (vlib_main_t * vm, u32 engine_index,
261 vnet_crypto_op_id_t opt,
262 vnet_crypto_chained_ops_handler_t *
265 vnet_crypto_register_ops_handler_inline (vm, engine_index, opt, 0, fn);
269 vnet_crypto_register_ops_handlers (vlib_main_t * vm, u32 engine_index,
270 vnet_crypto_op_id_t opt,
271 vnet_crypto_ops_handler_t * fn,
272 vnet_crypto_chained_ops_handler_t * cfn)
274 vnet_crypto_register_ops_handler_inline (vm, engine_index, opt, fn, cfn);
278 vnet_crypto_register_enqueue_handler (vlib_main_t *vm, u32 engine_index,
279 vnet_crypto_async_op_id_t opt,
280 vnet_crypto_frame_enqueue_t *enqueue_hdl)
282 vnet_crypto_main_t *cm = &crypto_main;
283 vnet_crypto_engine_t *ae, *e = vec_elt_at_index (cm->engines, engine_index);
284 vnet_crypto_async_op_data_t *otd = cm->async_opt_data + opt;
285 vec_validate_aligned (cm->enqueue_handlers, VNET_CRYPTO_ASYNC_OP_N_IDS,
286 CLIB_CACHE_LINE_BYTES);
287 vec_validate_aligned (cm->dequeue_handlers, VNET_CRYPTO_ASYNC_OP_N_IDS,
288 CLIB_CACHE_LINE_BYTES);
293 e->enqueue_handlers[opt] = enqueue_hdl;
294 if (otd->active_engine_index_async == ~0)
296 otd->active_engine_index_async = engine_index;
297 cm->enqueue_handlers[opt] = enqueue_hdl;
300 ae = vec_elt_at_index (cm->engines, otd->active_engine_index_async);
301 if (ae->priority <= e->priority)
303 otd->active_engine_index_async = engine_index;
304 cm->enqueue_handlers[opt] = enqueue_hdl;
311 engine_index_cmp (void *v1, void *v2)
324 vnet_crypto_update_cm_dequeue_handlers (void)
326 vnet_crypto_main_t *cm = &crypto_main;
327 vnet_crypto_async_op_data_t *otd;
328 vnet_crypto_engine_t *e;
329 u32 *active_engines = 0, *ei, last_ei = ~0, i;
331 vec_reset_length (cm->dequeue_handlers);
333 for (i = 0; i < VNET_CRYPTO_ASYNC_OP_N_IDS; i++)
335 otd = cm->async_opt_data + i;
336 if (otd->active_engine_index_async == ~0)
338 e = cm->engines + otd->active_engine_index_async;
339 if (!e->dequeue_handler)
341 vec_add1 (active_engines, otd->active_engine_index_async);
344 vec_sort_with_function (active_engines, engine_index_cmp);
346 vec_foreach (ei, active_engines)
348 if (ei[0] == last_ei)
353 e = cm->engines + ei[0];
354 vec_add1 (cm->dequeue_handlers, e->dequeue_handler);
358 vec_free (active_engines);
362 vnet_crypto_register_dequeue_handler (vlib_main_t *vm, u32 engine_index,
363 vnet_crypto_frame_dequeue_t *deq_fn)
365 vnet_crypto_main_t *cm = &crypto_main;
366 vnet_crypto_engine_t *e = vec_elt_at_index (cm->engines, engine_index);
371 e->dequeue_handler = deq_fn;
377 vnet_crypto_register_key_handler (vlib_main_t * vm, u32 engine_index,
378 vnet_crypto_key_handler_t * key_handler)
380 vnet_crypto_main_t *cm = &crypto_main;
381 vnet_crypto_engine_t *e = vec_elt_at_index (cm->engines, engine_index);
382 e->key_op_handler = key_handler;
387 vnet_crypto_key_len_check (vnet_crypto_alg_t alg, u16 length)
391 case VNET_CRYPTO_N_ALGS:
393 case VNET_CRYPTO_ALG_NONE:
397 case VNET_CRYPTO_ALG_##n: \
401 foreach_crypto_cipher_alg foreach_crypto_aead_alg
403 /* HMAC allows any key length */
405 case VNET_CRYPTO_ALG_HMAC_##n: \
407 foreach_crypto_hmac_alg
411 case VNET_CRYPTO_ALG_HASH_##n: \
413 foreach_crypto_hash_alg
421 vnet_crypto_key_add (vlib_main_t * vm, vnet_crypto_alg_t alg, u8 * data,
425 vnet_crypto_main_t *cm = &crypto_main;
426 vnet_crypto_engine_t *engine;
427 vnet_crypto_key_t *key;
429 u8 need_barrier_sync = 0;
431 if (!vnet_crypto_key_len_check (alg, length))
434 need_barrier_sync = pool_get_will_expand (cm->keys);
435 /* If the cm->keys will expand, stop the parade. */
436 if (need_barrier_sync)
437 vlib_worker_thread_barrier_sync (vm);
439 pool_get_zero (cm->keys, key);
441 if (need_barrier_sync)
442 vlib_worker_thread_barrier_release (vm);
444 index = key - cm->keys;
445 key->type = VNET_CRYPTO_KEY_TYPE_DATA;
447 vec_validate_aligned (key->data, length - 1, CLIB_CACHE_LINE_BYTES);
448 clib_memcpy (key->data, data, length);
450 vec_foreach (engine, cm->engines)
451 if (engine->key_op_handler)
452 engine->key_op_handler (vm, VNET_CRYPTO_KEY_OP_ADD, index);
458 vnet_crypto_key_del (vlib_main_t * vm, vnet_crypto_key_index_t index)
460 vnet_crypto_main_t *cm = &crypto_main;
461 vnet_crypto_engine_t *engine;
462 vnet_crypto_key_t *key = pool_elt_at_index (cm->keys, index);
465 vec_foreach (engine, cm->engines)
466 if (engine->key_op_handler)
467 engine->key_op_handler (vm, VNET_CRYPTO_KEY_OP_DEL, index);
470 if (key->type == VNET_CRYPTO_KEY_TYPE_DATA)
472 clib_memset (key->data, 0xfe, vec_len (key->data));
473 vec_free (key->data);
475 else if (key->type == VNET_CRYPTO_KEY_TYPE_LINK)
477 key->index_crypto = key->index_integ = ~0;
480 pool_put (cm->keys, key);
483 vnet_crypto_async_alg_t
484 vnet_crypto_link_algs (vnet_crypto_alg_t crypto_alg,
485 vnet_crypto_alg_t integ_alg)
487 #define _(c, h, s, k ,d) \
488 if (crypto_alg == VNET_CRYPTO_ALG_##c && \
489 integ_alg == VNET_CRYPTO_ALG_HMAC_##h) \
490 return VNET_CRYPTO_ALG_##c##_##h##_TAG##d;
491 foreach_crypto_link_async_alg
497 vnet_crypto_key_add_linked (vlib_main_t * vm,
498 vnet_crypto_key_index_t index_crypto,
499 vnet_crypto_key_index_t index_integ)
502 vnet_crypto_main_t *cm = &crypto_main;
503 vnet_crypto_engine_t *engine;
504 vnet_crypto_key_t *key_crypto, *key_integ, *key;
505 vnet_crypto_async_alg_t linked_alg;
507 key_crypto = pool_elt_at_index (cm->keys, index_crypto);
508 key_integ = pool_elt_at_index (cm->keys, index_integ);
510 linked_alg = vnet_crypto_link_algs (key_crypto->alg, key_integ->alg);
511 if (linked_alg == ~0)
514 pool_get_zero (cm->keys, key);
515 index = key - cm->keys;
516 key->type = VNET_CRYPTO_KEY_TYPE_LINK;
517 key->index_crypto = index_crypto;
518 key->index_integ = index_integ;
519 key->async_alg = linked_alg;
522 vec_foreach (engine, cm->engines)
523 if (engine->key_op_handler)
524 engine->key_op_handler (vm, VNET_CRYPTO_KEY_OP_ADD, index);
531 crypto_dispatch_enable_disable (int is_enable)
533 vnet_crypto_main_t *cm = &crypto_main;
534 vlib_thread_main_t *tm = vlib_get_thread_main ();
535 u32 skip_master = vlib_num_workers () > 0, i;
536 vlib_node_state_t state = VLIB_NODE_STATE_DISABLED;
539 CLIB_MEMORY_STORE_BARRIER ();
540 if (is_enable && cm->async_refcnt > 0)
545 VNET_CRYPTO_ASYNC_DISPATCH_POLLING ? VLIB_NODE_STATE_POLLING :
546 VLIB_NODE_STATE_INTERRUPT;
549 if (!is_enable && cm->async_refcnt == 0)
552 state = VLIB_NODE_STATE_DISABLED;
556 for (i = skip_master; i < tm->n_vlib_mains; i++)
558 vlib_main_t *ovm = vlib_get_main_by_index (i);
559 if (state != vlib_node_get_state (ovm, cm->crypto_node_index))
560 vlib_node_set_state (ovm, cm->crypto_node_index, state);
565 static_always_inline void
566 crypto_set_active_async_engine (vnet_crypto_async_op_data_t * od,
567 vnet_crypto_async_op_id_t id, u32 ei)
569 vnet_crypto_main_t *cm = &crypto_main;
570 vnet_crypto_engine_t *ce = vec_elt_at_index (cm->engines, ei);
572 if (ce->enqueue_handlers[id] && ce->dequeue_handler)
574 od->active_engine_index_async = ei;
575 cm->enqueue_handlers[id] = ce->enqueue_handlers[id];
576 cm->dequeue_handlers[id] = ce->dequeue_handler;
581 vnet_crypto_set_async_handler2 (char *alg_name, char *engine)
584 vnet_crypto_main_t *cm = &crypto_main;
585 vnet_crypto_async_alg_data_t *ad;
588 if (cm->async_refcnt)
591 p = hash_get_mem (cm->async_alg_index_by_name, alg_name);
595 ad = vec_elt_at_index (cm->async_algs, p[0]);
597 p = hash_get_mem (cm->engine_index_by_name, engine);
601 for (i = 0; i < VNET_CRYPTO_ASYNC_OP_N_TYPES; i++)
603 vnet_crypto_async_op_data_t *od;
604 vnet_crypto_async_op_id_t id = ad->op_by_type[i];
608 od = cm->async_opt_data + id;
609 crypto_set_active_async_engine (od, id, p[0]);
612 vnet_crypto_update_cm_dequeue_handlers ();
618 vnet_crypto_register_post_node (vlib_main_t * vm, char *post_node_name)
620 vnet_crypto_main_t *cm = &crypto_main;
621 vnet_crypto_async_next_node_t *nn = 0;
622 vlib_node_t *cc, *pn;
623 uword index = vec_len (cm->next_nodes);
625 pn = vlib_get_node_by_name (vm, (u8 *) post_node_name);
630 vec_foreach (nn, cm->next_nodes)
632 if (nn->node_idx == pn->index)
637 vec_validate (cm->next_nodes, index);
638 nn = vec_elt_at_index (cm->next_nodes, index);
640 cc = vlib_get_node_by_name (vm, (u8 *) "crypto-dispatch");
641 nn->next_idx = vlib_node_add_named_next (vm, cc->index, post_node_name);
642 nn->node_idx = pn->index;
648 vnet_crypto_request_async_mode (int is_enable)
650 vnet_crypto_main_t *cm = &crypto_main;
651 vlib_thread_main_t *tm = vlib_get_thread_main ();
652 u32 skip_master = vlib_num_workers () > 0, i;
653 vlib_node_state_t state = VLIB_NODE_STATE_DISABLED;
656 CLIB_MEMORY_STORE_BARRIER ();
657 if (is_enable && cm->async_refcnt == 0)
661 cm->dispatch_mode == VNET_CRYPTO_ASYNC_DISPATCH_POLLING ?
662 VLIB_NODE_STATE_POLLING : VLIB_NODE_STATE_INTERRUPT;
664 if (!is_enable && cm->async_refcnt == 1)
667 state = VLIB_NODE_STATE_DISABLED;
673 for (i = skip_master; i < tm->n_vlib_mains; i++)
675 vlib_main_t *ovm = vlib_get_main_by_index (i);
676 if (state != vlib_node_get_state (ovm, cm->crypto_node_index))
677 vlib_node_set_state (ovm, cm->crypto_node_index, state);
681 vnet_crypto_update_cm_dequeue_handlers ();
685 cm->async_refcnt += 1;
686 else if (cm->async_refcnt > 0)
687 cm->async_refcnt -= 1;
691 vnet_crypto_set_async_dispatch_mode (u8 mode)
693 vnet_crypto_main_t *cm = &crypto_main;
694 u32 skip_master = vlib_num_workers () > 0, i;
695 vlib_thread_main_t *tm = vlib_get_thread_main ();
696 vlib_node_state_t state = VLIB_NODE_STATE_DISABLED;
698 CLIB_MEMORY_STORE_BARRIER ();
699 cm->dispatch_mode = mode;
700 if (mode == VNET_CRYPTO_ASYNC_DISPATCH_INTERRUPT)
703 cm->async_refcnt == 0 ?
704 VLIB_NODE_STATE_DISABLED : VLIB_NODE_STATE_INTERRUPT;
706 else if (mode == VNET_CRYPTO_ASYNC_DISPATCH_POLLING)
709 cm->async_refcnt == 0 ?
710 VLIB_NODE_STATE_DISABLED : VLIB_NODE_STATE_POLLING;
713 for (i = skip_master; i < tm->n_vlib_mains; i++)
715 vlib_main_t *ovm = vlib_get_main_by_index (i);
716 if (state != vlib_node_get_state (ovm, cm->crypto_node_index))
717 vlib_node_set_state (ovm, cm->crypto_node_index, state);
722 vnet_crypto_is_set_async_handler (vnet_crypto_async_op_id_t op)
724 vnet_crypto_main_t *cm = &crypto_main;
726 return (op < vec_len (cm->enqueue_handlers) &&
727 NULL != cm->enqueue_handlers[op]);
731 vnet_crypto_init_cipher_data (vnet_crypto_alg_t alg, vnet_crypto_op_id_t eid,
732 vnet_crypto_op_id_t did, char *name, u8 is_aead)
734 vnet_crypto_op_type_t eopt, dopt;
735 vnet_crypto_main_t *cm = &crypto_main;
737 cm->algs[alg].name = name;
738 cm->opt_data[eid].alg = cm->opt_data[did].alg = alg;
739 cm->opt_data[eid].active_engine_index_simple = ~0;
740 cm->opt_data[did].active_engine_index_simple = ~0;
741 cm->opt_data[eid].active_engine_index_chained = ~0;
742 cm->opt_data[did].active_engine_index_chained = ~0;
745 eopt = VNET_CRYPTO_OP_TYPE_AEAD_ENCRYPT;
746 dopt = VNET_CRYPTO_OP_TYPE_AEAD_DECRYPT;
750 eopt = VNET_CRYPTO_OP_TYPE_ENCRYPT;
751 dopt = VNET_CRYPTO_OP_TYPE_DECRYPT;
753 cm->opt_data[eid].type = eopt;
754 cm->opt_data[did].type = dopt;
755 cm->algs[alg].op_by_type[eopt] = eid;
756 cm->algs[alg].op_by_type[dopt] = did;
757 hash_set_mem (cm->alg_index_by_name, name, alg);
761 vnet_crypto_init_hash_data (vnet_crypto_alg_t alg, vnet_crypto_op_id_t id,
764 vnet_crypto_main_t *cm = &crypto_main;
765 cm->algs[alg].name = name;
766 cm->algs[alg].op_by_type[VNET_CRYPTO_OP_TYPE_HASH] = id;
767 cm->opt_data[id].alg = alg;
768 cm->opt_data[id].active_engine_index_simple = ~0;
769 cm->opt_data[id].active_engine_index_chained = ~0;
770 cm->opt_data[id].type = VNET_CRYPTO_OP_TYPE_HASH;
771 hash_set_mem (cm->alg_index_by_name, name, alg);
775 vnet_crypto_init_hmac_data (vnet_crypto_alg_t alg,
776 vnet_crypto_op_id_t id, char *name)
778 vnet_crypto_main_t *cm = &crypto_main;
779 cm->algs[alg].name = name;
780 cm->algs[alg].op_by_type[VNET_CRYPTO_OP_TYPE_HMAC] = id;
781 cm->opt_data[id].alg = alg;
782 cm->opt_data[id].active_engine_index_simple = ~0;
783 cm->opt_data[id].active_engine_index_chained = ~0;
784 cm->opt_data[id].type = VNET_CRYPTO_OP_TYPE_HMAC;
785 hash_set_mem (cm->alg_index_by_name, name, alg);
789 vnet_crypto_init_async_data (vnet_crypto_async_alg_t alg,
790 vnet_crypto_async_op_id_t eid,
791 vnet_crypto_async_op_id_t did, char *name)
793 vnet_crypto_main_t *cm = &crypto_main;
795 cm->async_algs[alg].name = name;
796 cm->async_algs[alg].op_by_type[VNET_CRYPTO_ASYNC_OP_TYPE_ENCRYPT] = eid;
797 cm->async_algs[alg].op_by_type[VNET_CRYPTO_ASYNC_OP_TYPE_DECRYPT] = did;
798 cm->async_opt_data[eid].type = VNET_CRYPTO_ASYNC_OP_TYPE_ENCRYPT;
799 cm->async_opt_data[eid].alg = alg;
800 cm->async_opt_data[eid].active_engine_index_async = ~0;
801 cm->async_opt_data[eid].active_engine_index_async = ~0;
802 cm->async_opt_data[did].type = VNET_CRYPTO_ASYNC_OP_TYPE_DECRYPT;
803 cm->async_opt_data[did].alg = alg;
804 cm->async_opt_data[did].active_engine_index_async = ~0;
805 cm->async_opt_data[did].active_engine_index_async = ~0;
806 hash_set_mem (cm->async_alg_index_by_name, name, alg);
810 vnet_crypto_init (vlib_main_t * vm)
812 vnet_crypto_main_t *cm = &crypto_main;
813 vlib_thread_main_t *tm = vlib_get_thread_main ();
814 vnet_crypto_thread_t *ct = 0;
816 cm->dispatch_mode = VNET_CRYPTO_ASYNC_DISPATCH_POLLING;
817 cm->engine_index_by_name = hash_create_string ( /* size */ 0,
819 cm->alg_index_by_name = hash_create_string (0, sizeof (uword));
820 cm->async_alg_index_by_name = hash_create_string (0, sizeof (uword));
821 vec_validate_aligned (cm->threads, tm->n_vlib_mains, CLIB_CACHE_LINE_BYTES);
822 vec_foreach (ct, cm->threads)
823 pool_alloc_aligned (ct->frame_pool, VNET_CRYPTO_FRAME_POOL_SIZE,
824 CLIB_CACHE_LINE_BYTES);
825 vec_validate (cm->algs, VNET_CRYPTO_N_ALGS);
826 vec_validate (cm->async_algs, VNET_CRYPTO_N_ASYNC_ALGS);
829 vnet_crypto_init_cipher_data (VNET_CRYPTO_ALG_##n, \
830 VNET_CRYPTO_OP_##n##_ENC, \
831 VNET_CRYPTO_OP_##n##_DEC, s, 0);
832 foreach_crypto_cipher_alg;
835 vnet_crypto_init_cipher_data (VNET_CRYPTO_ALG_##n, \
836 VNET_CRYPTO_OP_##n##_ENC, \
837 VNET_CRYPTO_OP_##n##_DEC, s, 1);
838 foreach_crypto_aead_alg;
841 vnet_crypto_init_hmac_data (VNET_CRYPTO_ALG_HMAC_##n, \
842 VNET_CRYPTO_OP_##n##_HMAC, "hmac-" s);
843 foreach_crypto_hmac_alg;
846 vnet_crypto_init_hash_data (VNET_CRYPTO_ALG_HASH_##n, \
847 VNET_CRYPTO_OP_##n##_HASH, s);
848 foreach_crypto_hash_alg;
850 #define _(n, s, k, t, a) \
851 vnet_crypto_init_async_data (VNET_CRYPTO_ALG_##n##_TAG##t##_AAD##a, \
852 VNET_CRYPTO_OP_##n##_TAG##t##_AAD##a##_ENC, \
853 VNET_CRYPTO_OP_##n##_TAG##t##_AAD##a##_DEC, \
855 foreach_crypto_aead_async_alg
857 #define _(c, h, s, k ,d) \
858 vnet_crypto_init_async_data (VNET_CRYPTO_ALG_##c##_##h##_TAG##d, \
859 VNET_CRYPTO_OP_##c##_##h##_TAG##d##_ENC, \
860 VNET_CRYPTO_OP_##c##_##h##_TAG##d##_DEC, \
862 foreach_crypto_link_async_alg
864 cm->crypto_node_index =
865 vlib_get_node_by_name (vm, (u8 *) "crypto-dispatch")->index;
870 VLIB_INIT_FUNCTION (vnet_crypto_init);
873 * fd.io coding-style-patch-verification: ON
876 * eval: (c-set-style "gnu")