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 pool_get_aligned_will_expand (cm->keys, need_barrier_sync,
435 CLIB_CACHE_LINE_BYTES);
436 /* If the cm->keys will expand, stop the parade. */
437 if (need_barrier_sync)
438 vlib_worker_thread_barrier_sync (vm);
440 pool_get_zero (cm->keys, key);
442 if (need_barrier_sync)
443 vlib_worker_thread_barrier_release (vm);
445 index = key - cm->keys;
446 key->type = VNET_CRYPTO_KEY_TYPE_DATA;
448 vec_validate_aligned (key->data, length - 1, CLIB_CACHE_LINE_BYTES);
449 clib_memcpy (key->data, data, length);
451 vec_foreach (engine, cm->engines)
452 if (engine->key_op_handler)
453 engine->key_op_handler (vm, VNET_CRYPTO_KEY_OP_ADD, index);
459 vnet_crypto_key_del (vlib_main_t * vm, vnet_crypto_key_index_t index)
461 vnet_crypto_main_t *cm = &crypto_main;
462 vnet_crypto_engine_t *engine;
463 vnet_crypto_key_t *key = pool_elt_at_index (cm->keys, index);
466 vec_foreach (engine, cm->engines)
467 if (engine->key_op_handler)
468 engine->key_op_handler (vm, VNET_CRYPTO_KEY_OP_DEL, index);
471 if (key->type == VNET_CRYPTO_KEY_TYPE_DATA)
473 clib_memset (key->data, 0, vec_len (key->data));
474 vec_free (key->data);
476 else if (key->type == VNET_CRYPTO_KEY_TYPE_LINK)
478 key->index_crypto = key->index_integ = 0;
481 pool_put (cm->keys, key);
484 vnet_crypto_async_alg_t
485 vnet_crypto_link_algs (vnet_crypto_alg_t crypto_alg,
486 vnet_crypto_alg_t integ_alg)
488 #define _(c, h, s, k ,d) \
489 if (crypto_alg == VNET_CRYPTO_ALG_##c && \
490 integ_alg == VNET_CRYPTO_ALG_HMAC_##h) \
491 return VNET_CRYPTO_ALG_##c##_##h##_TAG##d;
492 foreach_crypto_link_async_alg
498 vnet_crypto_key_add_linked (vlib_main_t * vm,
499 vnet_crypto_key_index_t index_crypto,
500 vnet_crypto_key_index_t index_integ)
503 vnet_crypto_main_t *cm = &crypto_main;
504 vnet_crypto_engine_t *engine;
505 vnet_crypto_key_t *key_crypto, *key_integ, *key;
506 vnet_crypto_async_alg_t linked_alg;
508 key_crypto = pool_elt_at_index (cm->keys, index_crypto);
509 key_integ = pool_elt_at_index (cm->keys, index_integ);
511 linked_alg = vnet_crypto_link_algs (key_crypto->alg, key_integ->alg);
512 if (linked_alg == ~0)
515 pool_get_zero (cm->keys, key);
516 index = key - cm->keys;
517 key->type = VNET_CRYPTO_KEY_TYPE_LINK;
518 key->index_crypto = index_crypto;
519 key->index_integ = index_integ;
520 key->async_alg = linked_alg;
523 vec_foreach (engine, cm->engines)
524 if (engine->key_op_handler)
525 engine->key_op_handler (vm, VNET_CRYPTO_KEY_OP_ADD, index);
532 crypto_dispatch_enable_disable (int is_enable)
534 vnet_crypto_main_t *cm = &crypto_main;
535 vlib_thread_main_t *tm = vlib_get_thread_main ();
536 u32 skip_master = vlib_num_workers () > 0, i;
537 vlib_node_state_t state = VLIB_NODE_STATE_DISABLED;
540 CLIB_MEMORY_STORE_BARRIER ();
541 if (is_enable && cm->async_refcnt > 0)
546 VNET_CRYPTO_ASYNC_DISPATCH_POLLING ? VLIB_NODE_STATE_POLLING :
547 VLIB_NODE_STATE_INTERRUPT;
550 if (!is_enable && cm->async_refcnt == 0)
553 state = VLIB_NODE_STATE_DISABLED;
557 for (i = skip_master; i < tm->n_vlib_mains; i++)
559 vlib_main_t *ovm = vlib_get_main_by_index (i);
560 if (state != vlib_node_get_state (ovm, cm->crypto_node_index))
561 vlib_node_set_state (ovm, cm->crypto_node_index, state);
566 static_always_inline void
567 crypto_set_active_async_engine (vnet_crypto_async_op_data_t * od,
568 vnet_crypto_async_op_id_t id, u32 ei)
570 vnet_crypto_main_t *cm = &crypto_main;
571 vnet_crypto_engine_t *ce = vec_elt_at_index (cm->engines, ei);
573 if (ce->enqueue_handlers[id] && ce->dequeue_handler)
575 od->active_engine_index_async = ei;
576 cm->enqueue_handlers[id] = ce->enqueue_handlers[id];
577 cm->dequeue_handlers[id] = ce->dequeue_handler;
582 vnet_crypto_set_async_handler2 (char *alg_name, char *engine)
585 vnet_crypto_main_t *cm = &crypto_main;
586 vnet_crypto_async_alg_data_t *ad;
589 if (cm->async_refcnt)
592 p = hash_get_mem (cm->async_alg_index_by_name, alg_name);
596 ad = vec_elt_at_index (cm->async_algs, p[0]);
598 p = hash_get_mem (cm->engine_index_by_name, engine);
602 for (i = 0; i < VNET_CRYPTO_ASYNC_OP_N_TYPES; i++)
604 vnet_crypto_async_op_data_t *od;
605 vnet_crypto_async_op_id_t id = ad->op_by_type[i];
609 od = cm->async_opt_data + id;
610 crypto_set_active_async_engine (od, id, p[0]);
613 vnet_crypto_update_cm_dequeue_handlers ();
619 vnet_crypto_register_post_node (vlib_main_t * vm, char *post_node_name)
621 vnet_crypto_main_t *cm = &crypto_main;
622 vnet_crypto_async_next_node_t *nn = 0;
623 vlib_node_t *cc, *pn;
624 uword index = vec_len (cm->next_nodes);
626 pn = vlib_get_node_by_name (vm, (u8 *) post_node_name);
631 vec_foreach (cm->next_nodes, nn)
633 if (nn->node_idx == pn->index)
638 vec_validate (cm->next_nodes, index);
639 nn = vec_elt_at_index (cm->next_nodes, index);
641 cc = vlib_get_node_by_name (vm, (u8 *) "crypto-dispatch");
642 nn->next_idx = vlib_node_add_named_next (vm, cc->index, post_node_name);
643 nn->node_idx = pn->index;
649 vnet_crypto_request_async_mode (int is_enable)
651 vnet_crypto_main_t *cm = &crypto_main;
652 vlib_thread_main_t *tm = vlib_get_thread_main ();
653 u32 skip_master = vlib_num_workers () > 0, i;
654 vlib_node_state_t state = VLIB_NODE_STATE_DISABLED;
657 CLIB_MEMORY_STORE_BARRIER ();
658 if (is_enable && cm->async_refcnt == 0)
662 cm->dispatch_mode == VNET_CRYPTO_ASYNC_DISPATCH_POLLING ?
663 VLIB_NODE_STATE_POLLING : VLIB_NODE_STATE_INTERRUPT;
665 if (!is_enable && cm->async_refcnt == 1)
668 state = VLIB_NODE_STATE_DISABLED;
674 for (i = skip_master; i < tm->n_vlib_mains; i++)
676 vlib_main_t *ovm = vlib_get_main_by_index (i);
677 if (state != vlib_node_get_state (ovm, cm->crypto_node_index))
678 vlib_node_set_state (ovm, cm->crypto_node_index, state);
682 vnet_crypto_update_cm_dequeue_handlers ();
686 cm->async_refcnt += 1;
687 else if (cm->async_refcnt > 0)
688 cm->async_refcnt -= 1;
692 vnet_crypto_set_async_dispatch_mode (u8 mode)
694 vnet_crypto_main_t *cm = &crypto_main;
695 u32 skip_master = vlib_num_workers () > 0, i;
696 vlib_thread_main_t *tm = vlib_get_thread_main ();
697 vlib_node_state_t state = VLIB_NODE_STATE_DISABLED;
699 CLIB_MEMORY_STORE_BARRIER ();
700 cm->dispatch_mode = mode;
701 if (mode == VNET_CRYPTO_ASYNC_DISPATCH_INTERRUPT)
704 cm->async_refcnt == 0 ?
705 VLIB_NODE_STATE_DISABLED : VLIB_NODE_STATE_INTERRUPT;
707 else if (mode == VNET_CRYPTO_ASYNC_DISPATCH_POLLING)
710 cm->async_refcnt == 0 ?
711 VLIB_NODE_STATE_DISABLED : VLIB_NODE_STATE_POLLING;
714 for (i = skip_master; i < tm->n_vlib_mains; i++)
716 vlib_main_t *ovm = vlib_get_main_by_index (i);
717 if (state != vlib_node_get_state (ovm, cm->crypto_node_index))
718 vlib_node_set_state (ovm, cm->crypto_node_index, state);
723 vnet_crypto_is_set_async_handler (vnet_crypto_async_op_id_t op)
725 vnet_crypto_main_t *cm = &crypto_main;
727 return (op < vec_len (cm->enqueue_handlers) &&
728 NULL != cm->enqueue_handlers[op]);
732 vnet_crypto_init_cipher_data (vnet_crypto_alg_t alg, vnet_crypto_op_id_t eid,
733 vnet_crypto_op_id_t did, char *name, u8 is_aead)
735 vnet_crypto_op_type_t eopt, dopt;
736 vnet_crypto_main_t *cm = &crypto_main;
738 cm->algs[alg].name = name;
739 cm->opt_data[eid].alg = cm->opt_data[did].alg = alg;
740 cm->opt_data[eid].active_engine_index_simple = ~0;
741 cm->opt_data[did].active_engine_index_simple = ~0;
742 cm->opt_data[eid].active_engine_index_chained = ~0;
743 cm->opt_data[did].active_engine_index_chained = ~0;
746 eopt = VNET_CRYPTO_OP_TYPE_AEAD_ENCRYPT;
747 dopt = VNET_CRYPTO_OP_TYPE_AEAD_DECRYPT;
751 eopt = VNET_CRYPTO_OP_TYPE_ENCRYPT;
752 dopt = VNET_CRYPTO_OP_TYPE_DECRYPT;
754 cm->opt_data[eid].type = eopt;
755 cm->opt_data[did].type = dopt;
756 cm->algs[alg].op_by_type[eopt] = eid;
757 cm->algs[alg].op_by_type[dopt] = did;
758 hash_set_mem (cm->alg_index_by_name, name, alg);
762 vnet_crypto_init_hash_data (vnet_crypto_alg_t alg, vnet_crypto_op_id_t id,
765 vnet_crypto_main_t *cm = &crypto_main;
766 cm->algs[alg].name = name;
767 cm->algs[alg].op_by_type[VNET_CRYPTO_OP_TYPE_HASH] = id;
768 cm->opt_data[id].alg = alg;
769 cm->opt_data[id].active_engine_index_simple = ~0;
770 cm->opt_data[id].active_engine_index_chained = ~0;
771 cm->opt_data[id].type = VNET_CRYPTO_OP_TYPE_HASH;
772 hash_set_mem (cm->alg_index_by_name, name, alg);
776 vnet_crypto_init_hmac_data (vnet_crypto_alg_t alg,
777 vnet_crypto_op_id_t id, char *name)
779 vnet_crypto_main_t *cm = &crypto_main;
780 cm->algs[alg].name = name;
781 cm->algs[alg].op_by_type[VNET_CRYPTO_OP_TYPE_HMAC] = id;
782 cm->opt_data[id].alg = alg;
783 cm->opt_data[id].active_engine_index_simple = ~0;
784 cm->opt_data[id].active_engine_index_chained = ~0;
785 cm->opt_data[id].type = VNET_CRYPTO_OP_TYPE_HMAC;
786 hash_set_mem (cm->alg_index_by_name, name, alg);
790 vnet_crypto_init_async_data (vnet_crypto_async_alg_t alg,
791 vnet_crypto_async_op_id_t eid,
792 vnet_crypto_async_op_id_t did, char *name)
794 vnet_crypto_main_t *cm = &crypto_main;
796 cm->async_algs[alg].name = name;
797 cm->async_algs[alg].op_by_type[VNET_CRYPTO_ASYNC_OP_TYPE_ENCRYPT] = eid;
798 cm->async_algs[alg].op_by_type[VNET_CRYPTO_ASYNC_OP_TYPE_DECRYPT] = did;
799 cm->async_opt_data[eid].type = VNET_CRYPTO_ASYNC_OP_TYPE_ENCRYPT;
800 cm->async_opt_data[eid].alg = alg;
801 cm->async_opt_data[eid].active_engine_index_async = ~0;
802 cm->async_opt_data[eid].active_engine_index_async = ~0;
803 cm->async_opt_data[did].type = VNET_CRYPTO_ASYNC_OP_TYPE_DECRYPT;
804 cm->async_opt_data[did].alg = alg;
805 cm->async_opt_data[did].active_engine_index_async = ~0;
806 cm->async_opt_data[did].active_engine_index_async = ~0;
807 hash_set_mem (cm->async_alg_index_by_name, name, alg);
811 vnet_crypto_init (vlib_main_t * vm)
813 vnet_crypto_main_t *cm = &crypto_main;
814 vlib_thread_main_t *tm = vlib_get_thread_main ();
815 vnet_crypto_thread_t *ct = 0;
817 cm->dispatch_mode = VNET_CRYPTO_ASYNC_DISPATCH_POLLING;
818 cm->engine_index_by_name = hash_create_string ( /* size */ 0,
820 cm->alg_index_by_name = hash_create_string (0, sizeof (uword));
821 cm->async_alg_index_by_name = hash_create_string (0, sizeof (uword));
822 vec_validate_aligned (cm->threads, tm->n_vlib_mains, CLIB_CACHE_LINE_BYTES);
823 vec_foreach (ct, cm->threads)
824 pool_alloc_aligned (ct->frame_pool, VNET_CRYPTO_FRAME_POOL_SIZE,
825 CLIB_CACHE_LINE_BYTES);
826 vec_validate (cm->algs, VNET_CRYPTO_N_ALGS);
827 vec_validate (cm->async_algs, VNET_CRYPTO_N_ASYNC_ALGS);
830 vnet_crypto_init_cipher_data (VNET_CRYPTO_ALG_##n, \
831 VNET_CRYPTO_OP_##n##_ENC, \
832 VNET_CRYPTO_OP_##n##_DEC, s, 0);
833 foreach_crypto_cipher_alg;
836 vnet_crypto_init_cipher_data (VNET_CRYPTO_ALG_##n, \
837 VNET_CRYPTO_OP_##n##_ENC, \
838 VNET_CRYPTO_OP_##n##_DEC, s, 1);
839 foreach_crypto_aead_alg;
842 vnet_crypto_init_hmac_data (VNET_CRYPTO_ALG_HMAC_##n, \
843 VNET_CRYPTO_OP_##n##_HMAC, "hmac-" s);
844 foreach_crypto_hmac_alg;
847 vnet_crypto_init_hash_data (VNET_CRYPTO_ALG_HASH_##n, \
848 VNET_CRYPTO_OP_##n##_HASH, s);
849 foreach_crypto_hash_alg;
851 #define _(n, s, k, t, a) \
852 vnet_crypto_init_async_data (VNET_CRYPTO_ALG_##n##_TAG##t##_AAD##a, \
853 VNET_CRYPTO_OP_##n##_TAG##t##_AAD##a##_ENC, \
854 VNET_CRYPTO_OP_##n##_TAG##t##_AAD##a##_DEC, \
856 foreach_crypto_aead_async_alg
858 #define _(c, h, s, k ,d) \
859 vnet_crypto_init_async_data (VNET_CRYPTO_ALG_##c##_##h##_TAG##d, \
860 VNET_CRYPTO_OP_##c##_##h##_TAG##d##_ENC, \
861 VNET_CRYPTO_OP_##c##_##h##_TAG##d##_DEC, \
863 foreach_crypto_link_async_alg
865 cm->crypto_node_index =
866 vlib_get_node_by_name (vm, (u8 *) "crypto-dispatch")->index;
871 VLIB_INIT_FUNCTION (vnet_crypto_init);
874 * fd.io coding-style-patch-verification: ON
877 * eval: (c-set-style "gnu")