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d0ee7a13 GA |
1 | /* |
2 | * QEMU Crypto Device Implementation | |
3 | * | |
4 | * Copyright (c) 2016 HUAWEI TECHNOLOGIES CO., LTD. | |
5 | * | |
6 | * Authors: | |
7 | * Gonglei <arei.gonglei@huawei.com> | |
8 | * | |
9 | * This library is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU Lesser General Public | |
11 | * License as published by the Free Software Foundation; either | |
0dda001b | 12 | * version 2.1 of the License, or (at your option) any later version. |
d0ee7a13 GA |
13 | * |
14 | * This library is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | * Lesser General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU Lesser General Public | |
20 | * License along with this library; if not, see <http://www.gnu.org/licenses/>. | |
21 | * | |
22 | */ | |
23 | ||
24 | #include "qemu/osdep.h" | |
25 | #include "sysemu/cryptodev.h" | |
f2b90109 | 26 | #include "sysemu/stats.h" |
d0ee7a13 | 27 | #include "qapi/error.h" |
5dcb0198 | 28 | #include "qapi/qapi-commands-cryptodev.h" |
f2b90109 | 29 | #include "qapi/qapi-types-stats.h" |
d0ee7a13 | 30 | #include "qapi/visitor.h" |
d0ee7a13 | 31 | #include "qemu/config-file.h" |
2fda101d | 32 | #include "qemu/error-report.h" |
2580b452 | 33 | #include "qemu/main-loop.h" |
d0ee7a13 | 34 | #include "qom/object_interfaces.h" |
d6634ac0 GA |
35 | #include "hw/virtio/virtio-crypto.h" |
36 | ||
f2b90109 ZP |
37 | #define SYM_ENCRYPT_OPS_STR "sym-encrypt-ops" |
38 | #define SYM_DECRYPT_OPS_STR "sym-decrypt-ops" | |
39 | #define SYM_ENCRYPT_BYTES_STR "sym-encrypt-bytes" | |
40 | #define SYM_DECRYPT_BYTES_STR "sym-decrypt-bytes" | |
41 | ||
42 | #define ASYM_ENCRYPT_OPS_STR "asym-encrypt-ops" | |
43 | #define ASYM_DECRYPT_OPS_STR "asym-decrypt-ops" | |
44 | #define ASYM_SIGN_OPS_STR "asym-sign-ops" | |
45 | #define ASYM_VERIFY_OPS_STR "asym-verify-ops" | |
46 | #define ASYM_ENCRYPT_BYTES_STR "asym-encrypt-bytes" | |
47 | #define ASYM_DECRYPT_BYTES_STR "asym-decrypt-bytes" | |
48 | #define ASYM_SIGN_BYTES_STR "asym-sign-bytes" | |
49 | #define ASYM_VERIFY_BYTES_STR "asym-verify-bytes" | |
50 | ||
51 | typedef struct StatsArgs { | |
52 | union StatsResultsType { | |
53 | StatsResultList **stats; | |
54 | StatsSchemaList **schema; | |
55 | } result; | |
56 | strList *names; | |
57 | Error **errp; | |
58 | } StatsArgs; | |
d0ee7a13 GA |
59 | |
60 | static QTAILQ_HEAD(, CryptoDevBackendClient) crypto_clients; | |
61 | ||
5dcb0198 ZP |
62 | static int qmp_query_cryptodev_foreach(Object *obj, void *data) |
63 | { | |
64 | CryptoDevBackend *backend; | |
65 | QCryptodevInfoList **infolist = data; | |
66 | uint32_t services, i; | |
67 | ||
68 | if (!object_dynamic_cast(obj, TYPE_CRYPTODEV_BACKEND)) { | |
69 | return 0; | |
70 | } | |
71 | ||
72 | QCryptodevInfo *info = g_new0(QCryptodevInfo, 1); | |
73 | info->id = g_strdup(object_get_canonical_path_component(obj)); | |
74 | ||
75 | backend = CRYPTODEV_BACKEND(obj); | |
76 | services = backend->conf.crypto_services; | |
77 | for (i = 0; i < QCRYPTODEV_BACKEND_SERVICE__MAX; i++) { | |
78 | if (services & (1 << i)) { | |
79 | QAPI_LIST_PREPEND(info->service, i); | |
80 | } | |
81 | } | |
82 | ||
83 | for (i = 0; i < backend->conf.peers.queues; i++) { | |
84 | CryptoDevBackendClient *cc = backend->conf.peers.ccs[i]; | |
85 | QCryptodevBackendClient *client = g_new0(QCryptodevBackendClient, 1); | |
86 | ||
87 | client->queue = cc->queue_index; | |
88 | client->type = cc->type; | |
89 | QAPI_LIST_PREPEND(info->client, client); | |
90 | } | |
91 | ||
92 | QAPI_LIST_PREPEND(*infolist, info); | |
93 | ||
94 | return 0; | |
95 | } | |
96 | ||
97 | QCryptodevInfoList *qmp_query_cryptodev(Error **errp) | |
98 | { | |
99 | QCryptodevInfoList *list = NULL; | |
100 | Object *objs = container_get(object_get_root(), "/objects"); | |
101 | ||
102 | object_child_foreach(objs, qmp_query_cryptodev_foreach, &list); | |
103 | ||
104 | return list; | |
105 | } | |
d0ee7a13 | 106 | |
3f478371 | 107 | CryptoDevBackendClient *cryptodev_backend_new_client(void) |
d0ee7a13 GA |
108 | { |
109 | CryptoDevBackendClient *cc; | |
110 | ||
b21e2380 | 111 | cc = g_new0(CryptoDevBackendClient, 1); |
d0ee7a13 GA |
112 | QTAILQ_INSERT_TAIL(&crypto_clients, cc, next); |
113 | ||
114 | return cc; | |
115 | } | |
116 | ||
117 | void cryptodev_backend_free_client( | |
118 | CryptoDevBackendClient *cc) | |
119 | { | |
120 | QTAILQ_REMOVE(&crypto_clients, cc, next); | |
d0ee7a13 GA |
121 | g_free(cc->info_str); |
122 | g_free(cc); | |
123 | } | |
124 | ||
125 | void cryptodev_backend_cleanup( | |
126 | CryptoDevBackend *backend, | |
127 | Error **errp) | |
128 | { | |
129 | CryptoDevBackendClass *bc = | |
130 | CRYPTODEV_BACKEND_GET_CLASS(backend); | |
131 | ||
132 | if (bc->cleanup) { | |
133 | bc->cleanup(backend, errp); | |
134 | } | |
e7a775fd ZP |
135 | |
136 | g_free(backend->sym_stat); | |
137 | g_free(backend->asym_stat); | |
d0ee7a13 GA |
138 | } |
139 | ||
2fda101d | 140 | int cryptodev_backend_create_session( |
9e4f86a8 | 141 | CryptoDevBackend *backend, |
0e660a6f | 142 | CryptoDevBackendSessionInfo *sess_info, |
2fda101d LH |
143 | uint32_t queue_index, |
144 | CryptoDevCompletionFunc cb, | |
145 | void *opaque) | |
9e4f86a8 GA |
146 | { |
147 | CryptoDevBackendClass *bc = | |
148 | CRYPTODEV_BACKEND_GET_CLASS(backend); | |
149 | ||
150 | if (bc->create_session) { | |
2fda101d | 151 | return bc->create_session(backend, sess_info, queue_index, cb, opaque); |
9e4f86a8 | 152 | } |
2fda101d | 153 | return -VIRTIO_CRYPTO_NOTSUPP; |
9e4f86a8 GA |
154 | } |
155 | ||
0e660a6f | 156 | int cryptodev_backend_close_session( |
9e4f86a8 GA |
157 | CryptoDevBackend *backend, |
158 | uint64_t session_id, | |
2fda101d LH |
159 | uint32_t queue_index, |
160 | CryptoDevCompletionFunc cb, | |
161 | void *opaque) | |
9e4f86a8 GA |
162 | { |
163 | CryptoDevBackendClass *bc = | |
164 | CRYPTODEV_BACKEND_GET_CLASS(backend); | |
165 | ||
166 | if (bc->close_session) { | |
2fda101d | 167 | return bc->close_session(backend, session_id, queue_index, cb, opaque); |
9e4f86a8 | 168 | } |
2fda101d | 169 | return -VIRTIO_CRYPTO_NOTSUPP; |
9e4f86a8 GA |
170 | } |
171 | ||
0e660a6f | 172 | static int cryptodev_backend_operation( |
9e4f86a8 | 173 | CryptoDevBackend *backend, |
2cb06927 | 174 | CryptoDevBackendOpInfo *op_info) |
9e4f86a8 GA |
175 | { |
176 | CryptoDevBackendClass *bc = | |
177 | CRYPTODEV_BACKEND_GET_CLASS(backend); | |
178 | ||
0e660a6f | 179 | if (bc->do_op) { |
2cb06927 | 180 | return bc->do_op(backend, op_info); |
9e4f86a8 | 181 | } |
2fda101d | 182 | return -VIRTIO_CRYPTO_NOTSUPP; |
d6634ac0 GA |
183 | } |
184 | ||
e7a775fd ZP |
185 | static int cryptodev_backend_account(CryptoDevBackend *backend, |
186 | CryptoDevBackendOpInfo *op_info) | |
187 | { | |
188 | enum QCryptodevBackendAlgType algtype = op_info->algtype; | |
189 | int len; | |
190 | ||
191 | if (algtype == QCRYPTODEV_BACKEND_ALG_ASYM) { | |
192 | CryptoDevBackendAsymOpInfo *asym_op_info = op_info->u.asym_op_info; | |
193 | len = asym_op_info->src_len; | |
15b11a1d ZP |
194 | |
195 | if (unlikely(!backend->asym_stat)) { | |
196 | error_report("cryptodev: Unexpected asym operation"); | |
197 | return -VIRTIO_CRYPTO_NOTSUPP; | |
198 | } | |
e7a775fd ZP |
199 | switch (op_info->op_code) { |
200 | case VIRTIO_CRYPTO_AKCIPHER_ENCRYPT: | |
201 | CryptodevAsymStatIncEncrypt(backend, len); | |
202 | break; | |
203 | case VIRTIO_CRYPTO_AKCIPHER_DECRYPT: | |
204 | CryptodevAsymStatIncDecrypt(backend, len); | |
205 | break; | |
206 | case VIRTIO_CRYPTO_AKCIPHER_SIGN: | |
207 | CryptodevAsymStatIncSign(backend, len); | |
208 | break; | |
209 | case VIRTIO_CRYPTO_AKCIPHER_VERIFY: | |
210 | CryptodevAsymStatIncVerify(backend, len); | |
211 | break; | |
212 | default: | |
213 | return -VIRTIO_CRYPTO_NOTSUPP; | |
214 | } | |
215 | } else if (algtype == QCRYPTODEV_BACKEND_ALG_SYM) { | |
216 | CryptoDevBackendSymOpInfo *sym_op_info = op_info->u.sym_op_info; | |
217 | len = sym_op_info->src_len; | |
15b11a1d ZP |
218 | |
219 | if (unlikely(!backend->sym_stat)) { | |
220 | error_report("cryptodev: Unexpected sym operation"); | |
221 | return -VIRTIO_CRYPTO_NOTSUPP; | |
222 | } | |
e7a775fd ZP |
223 | switch (op_info->op_code) { |
224 | case VIRTIO_CRYPTO_CIPHER_ENCRYPT: | |
225 | CryptodevSymStatIncEncrypt(backend, len); | |
226 | break; | |
227 | case VIRTIO_CRYPTO_CIPHER_DECRYPT: | |
228 | CryptodevSymStatIncDecrypt(backend, len); | |
229 | break; | |
230 | default: | |
231 | return -VIRTIO_CRYPTO_NOTSUPP; | |
232 | } | |
233 | } else { | |
234 | error_report("Unsupported cryptodev alg type: %" PRIu32 "", algtype); | |
235 | return -VIRTIO_CRYPTO_NOTSUPP; | |
236 | } | |
237 | ||
238 | return len; | |
239 | } | |
240 | ||
2580b452 ZP |
241 | static void cryptodev_backend_throttle_timer_cb(void *opaque) |
242 | { | |
243 | CryptoDevBackend *backend = (CryptoDevBackend *)opaque; | |
244 | CryptoDevBackendOpInfo *op_info, *tmpop; | |
245 | int ret; | |
246 | ||
247 | QTAILQ_FOREACH_SAFE(op_info, &backend->opinfos, next, tmpop) { | |
248 | QTAILQ_REMOVE(&backend->opinfos, op_info, next); | |
249 | ret = cryptodev_backend_account(backend, op_info); | |
250 | if (ret < 0) { | |
251 | op_info->cb(op_info->opaque, ret); | |
252 | continue; | |
253 | } | |
254 | ||
e76f201f | 255 | throttle_account(&backend->ts, THROTTLE_WRITE, ret); |
2580b452 ZP |
256 | cryptodev_backend_operation(backend, op_info); |
257 | if (throttle_enabled(&backend->tc) && | |
e76f201f ZP |
258 | throttle_schedule_timer(&backend->ts, &backend->tt, |
259 | THROTTLE_WRITE)) { | |
2580b452 ZP |
260 | break; |
261 | } | |
262 | } | |
263 | } | |
264 | ||
d6634ac0 GA |
265 | int cryptodev_backend_crypto_operation( |
266 | CryptoDevBackend *backend, | |
2cb06927 | 267 | CryptoDevBackendOpInfo *op_info) |
d6634ac0 | 268 | { |
e7a775fd | 269 | int ret; |
d6634ac0 | 270 | |
2580b452 ZP |
271 | if (!throttle_enabled(&backend->tc)) { |
272 | goto do_account; | |
273 | } | |
274 | ||
e76f201f | 275 | if (throttle_schedule_timer(&backend->ts, &backend->tt, THROTTLE_WRITE) || |
2580b452 ZP |
276 | !QTAILQ_EMPTY(&backend->opinfos)) { |
277 | QTAILQ_INSERT_TAIL(&backend->opinfos, op_info, next); | |
278 | return 0; | |
279 | } | |
280 | ||
281 | do_account: | |
e7a775fd ZP |
282 | ret = cryptodev_backend_account(backend, op_info); |
283 | if (ret < 0) { | |
284 | return ret; | |
d6634ac0 GA |
285 | } |
286 | ||
e76f201f | 287 | throttle_account(&backend->ts, THROTTLE_WRITE, ret); |
2580b452 | 288 | |
2cb06927 | 289 | return cryptodev_backend_operation(backend, op_info); |
9e4f86a8 GA |
290 | } |
291 | ||
d0ee7a13 GA |
292 | static void |
293 | cryptodev_backend_get_queues(Object *obj, Visitor *v, const char *name, | |
294 | void *opaque, Error **errp) | |
295 | { | |
296 | CryptoDevBackend *backend = CRYPTODEV_BACKEND(obj); | |
297 | uint32_t value = backend->conf.peers.queues; | |
298 | ||
299 | visit_type_uint32(v, name, &value, errp); | |
300 | } | |
301 | ||
302 | static void | |
303 | cryptodev_backend_set_queues(Object *obj, Visitor *v, const char *name, | |
304 | void *opaque, Error **errp) | |
305 | { | |
306 | CryptoDevBackend *backend = CRYPTODEV_BACKEND(obj); | |
d0ee7a13 GA |
307 | uint32_t value; |
308 | ||
668f62ec | 309 | if (!visit_type_uint32(v, name, &value, errp)) { |
dcfe4805 | 310 | return; |
d0ee7a13 GA |
311 | } |
312 | if (!value) { | |
dcfe4805 MA |
313 | error_setg(errp, "Property '%s.%s' doesn't take value '%" PRIu32 "'", |
314 | object_get_typename(obj), name, value); | |
315 | return; | |
d0ee7a13 GA |
316 | } |
317 | backend->conf.peers.queues = value; | |
d0ee7a13 GA |
318 | } |
319 | ||
2580b452 ZP |
320 | static void cryptodev_backend_set_throttle(CryptoDevBackend *backend, int field, |
321 | uint64_t value, Error **errp) | |
322 | { | |
323 | uint64_t orig = backend->tc.buckets[field].avg; | |
324 | bool enabled = throttle_enabled(&backend->tc); | |
325 | ||
326 | if (orig == value) { | |
327 | return; | |
328 | } | |
329 | ||
330 | backend->tc.buckets[field].avg = value; | |
331 | if (!throttle_enabled(&backend->tc)) { | |
332 | throttle_timers_destroy(&backend->tt); | |
333 | cryptodev_backend_throttle_timer_cb(backend); /* drain opinfos */ | |
334 | return; | |
335 | } | |
336 | ||
337 | if (!throttle_is_valid(&backend->tc, errp)) { | |
338 | backend->tc.buckets[field].avg = orig; /* revert change */ | |
339 | return; | |
340 | } | |
341 | ||
342 | if (!enabled) { | |
343 | throttle_init(&backend->ts); | |
344 | throttle_timers_init(&backend->tt, qemu_get_aio_context(), | |
27cf1229 | 345 | QEMU_CLOCK_REALTIME, NULL, |
2580b452 ZP |
346 | cryptodev_backend_throttle_timer_cb, backend); |
347 | } | |
348 | ||
349 | throttle_config(&backend->ts, QEMU_CLOCK_REALTIME, &backend->tc); | |
350 | } | |
351 | ||
352 | static void cryptodev_backend_get_bps(Object *obj, Visitor *v, | |
353 | const char *name, void *opaque, | |
354 | Error **errp) | |
355 | { | |
356 | CryptoDevBackend *backend = CRYPTODEV_BACKEND(obj); | |
357 | uint64_t value = backend->tc.buckets[THROTTLE_BPS_TOTAL].avg; | |
358 | ||
359 | visit_type_uint64(v, name, &value, errp); | |
360 | } | |
361 | ||
362 | static void cryptodev_backend_set_bps(Object *obj, Visitor *v, const char *name, | |
363 | void *opaque, Error **errp) | |
364 | { | |
365 | CryptoDevBackend *backend = CRYPTODEV_BACKEND(obj); | |
366 | uint64_t value; | |
367 | ||
368 | if (!visit_type_uint64(v, name, &value, errp)) { | |
369 | return; | |
370 | } | |
371 | ||
372 | cryptodev_backend_set_throttle(backend, THROTTLE_BPS_TOTAL, value, errp); | |
373 | } | |
374 | ||
375 | static void cryptodev_backend_get_ops(Object *obj, Visitor *v, const char *name, | |
376 | void *opaque, Error **errp) | |
377 | { | |
378 | CryptoDevBackend *backend = CRYPTODEV_BACKEND(obj); | |
379 | uint64_t value = backend->tc.buckets[THROTTLE_OPS_TOTAL].avg; | |
380 | ||
381 | visit_type_uint64(v, name, &value, errp); | |
382 | } | |
383 | ||
384 | static void cryptodev_backend_set_ops(Object *obj, Visitor *v, | |
385 | const char *name, void *opaque, | |
386 | Error **errp) | |
387 | { | |
388 | CryptoDevBackend *backend = CRYPTODEV_BACKEND(obj); | |
389 | uint64_t value; | |
390 | ||
391 | if (!visit_type_uint64(v, name, &value, errp)) { | |
392 | return; | |
393 | } | |
394 | ||
395 | cryptodev_backend_set_throttle(backend, THROTTLE_OPS_TOTAL, value, errp); | |
396 | } | |
397 | ||
d0ee7a13 GA |
398 | static void |
399 | cryptodev_backend_complete(UserCreatable *uc, Error **errp) | |
400 | { | |
484aecf2 | 401 | ERRP_GUARD(); |
d0ee7a13 GA |
402 | CryptoDevBackend *backend = CRYPTODEV_BACKEND(uc); |
403 | CryptoDevBackendClass *bc = CRYPTODEV_BACKEND_GET_CLASS(uc); | |
e7a775fd | 404 | uint32_t services; |
2580b452 ZP |
405 | uint64_t value; |
406 | ||
407 | QTAILQ_INIT(&backend->opinfos); | |
408 | value = backend->tc.buckets[THROTTLE_OPS_TOTAL].avg; | |
409 | cryptodev_backend_set_throttle(backend, THROTTLE_OPS_TOTAL, value, errp); | |
484aecf2 PMD |
410 | if (*errp) { |
411 | return; | |
412 | } | |
2580b452 ZP |
413 | value = backend->tc.buckets[THROTTLE_BPS_TOTAL].avg; |
414 | cryptodev_backend_set_throttle(backend, THROTTLE_BPS_TOTAL, value, errp); | |
484aecf2 PMD |
415 | if (*errp) { |
416 | return; | |
417 | } | |
d0ee7a13 GA |
418 | |
419 | if (bc->init) { | |
7dc75edb | 420 | bc->init(backend, errp); |
484aecf2 PMD |
421 | if (*errp) { |
422 | return; | |
423 | } | |
d0ee7a13 | 424 | } |
e7a775fd ZP |
425 | |
426 | services = backend->conf.crypto_services; | |
427 | if (services & (1 << QCRYPTODEV_BACKEND_SERVICE_CIPHER)) { | |
428 | backend->sym_stat = g_new0(CryptodevBackendSymStat, 1); | |
429 | } | |
430 | ||
431 | if (services & (1 << QCRYPTODEV_BACKEND_SERVICE_AKCIPHER)) { | |
432 | backend->asym_stat = g_new0(CryptodevBackendAsymStat, 1); | |
433 | } | |
d0ee7a13 GA |
434 | } |
435 | ||
46fd1705 GA |
436 | void cryptodev_backend_set_used(CryptoDevBackend *backend, bool used) |
437 | { | |
438 | backend->is_used = used; | |
439 | } | |
440 | ||
441 | bool cryptodev_backend_is_used(CryptoDevBackend *backend) | |
442 | { | |
443 | return backend->is_used; | |
444 | } | |
445 | ||
6138dbda GA |
446 | void cryptodev_backend_set_ready(CryptoDevBackend *backend, bool ready) |
447 | { | |
448 | backend->ready = ready; | |
449 | } | |
450 | ||
451 | bool cryptodev_backend_is_ready(CryptoDevBackend *backend) | |
452 | { | |
453 | return backend->ready; | |
454 | } | |
455 | ||
46fd1705 | 456 | static bool |
3beacfb9 | 457 | cryptodev_backend_can_be_deleted(UserCreatable *uc) |
46fd1705 GA |
458 | { |
459 | return !cryptodev_backend_is_used(CRYPTODEV_BACKEND(uc)); | |
460 | } | |
461 | ||
d0ee7a13 GA |
462 | static void cryptodev_backend_instance_init(Object *obj) |
463 | { | |
2580b452 ZP |
464 | CryptoDevBackend *backend = CRYPTODEV_BACKEND(obj); |
465 | ||
d0ee7a13 | 466 | /* Initialize devices' queues property to 1 */ |
5325cc34 | 467 | object_property_set_int(obj, "queues", 1, NULL); |
2580b452 ZP |
468 | |
469 | throttle_config_init(&backend->tc); | |
d0ee7a13 GA |
470 | } |
471 | ||
472 | static void cryptodev_backend_finalize(Object *obj) | |
473 | { | |
46fd1705 | 474 | CryptoDevBackend *backend = CRYPTODEV_BACKEND(obj); |
d0ee7a13 | 475 | |
46fd1705 | 476 | cryptodev_backend_cleanup(backend, NULL); |
2580b452 ZP |
477 | if (throttle_enabled(&backend->tc)) { |
478 | throttle_timers_destroy(&backend->tt); | |
479 | } | |
d0ee7a13 GA |
480 | } |
481 | ||
f2b90109 ZP |
482 | static StatsList *cryptodev_backend_stats_add(const char *name, int64_t *val, |
483 | StatsList *stats_list) | |
484 | { | |
485 | Stats *stats = g_new0(Stats, 1); | |
486 | ||
487 | stats->name = g_strdup(name); | |
488 | stats->value = g_new0(StatsValue, 1); | |
489 | stats->value->type = QTYPE_QNUM; | |
490 | stats->value->u.scalar = *val; | |
491 | ||
492 | QAPI_LIST_PREPEND(stats_list, stats); | |
493 | return stats_list; | |
494 | } | |
495 | ||
496 | static int cryptodev_backend_stats_query(Object *obj, void *data) | |
497 | { | |
498 | StatsArgs *stats_args = data; | |
499 | StatsResultList **stats_results = stats_args->result.stats; | |
500 | StatsList *stats_list = NULL; | |
501 | StatsResult *entry; | |
502 | CryptoDevBackend *backend; | |
503 | CryptodevBackendSymStat *sym_stat; | |
504 | CryptodevBackendAsymStat *asym_stat; | |
505 | ||
506 | if (!object_dynamic_cast(obj, TYPE_CRYPTODEV_BACKEND)) { | |
507 | return 0; | |
508 | } | |
509 | ||
510 | backend = CRYPTODEV_BACKEND(obj); | |
511 | sym_stat = backend->sym_stat; | |
512 | if (sym_stat) { | |
513 | stats_list = cryptodev_backend_stats_add(SYM_ENCRYPT_OPS_STR, | |
514 | &sym_stat->encrypt_ops, stats_list); | |
515 | stats_list = cryptodev_backend_stats_add(SYM_DECRYPT_OPS_STR, | |
516 | &sym_stat->decrypt_ops, stats_list); | |
517 | stats_list = cryptodev_backend_stats_add(SYM_ENCRYPT_BYTES_STR, | |
518 | &sym_stat->encrypt_bytes, stats_list); | |
519 | stats_list = cryptodev_backend_stats_add(SYM_DECRYPT_BYTES_STR, | |
520 | &sym_stat->decrypt_bytes, stats_list); | |
521 | } | |
522 | ||
523 | asym_stat = backend->asym_stat; | |
524 | if (asym_stat) { | |
525 | stats_list = cryptodev_backend_stats_add(ASYM_ENCRYPT_OPS_STR, | |
526 | &asym_stat->encrypt_ops, stats_list); | |
527 | stats_list = cryptodev_backend_stats_add(ASYM_DECRYPT_OPS_STR, | |
528 | &asym_stat->decrypt_ops, stats_list); | |
529 | stats_list = cryptodev_backend_stats_add(ASYM_SIGN_OPS_STR, | |
530 | &asym_stat->sign_ops, stats_list); | |
531 | stats_list = cryptodev_backend_stats_add(ASYM_VERIFY_OPS_STR, | |
532 | &asym_stat->verify_ops, stats_list); | |
533 | stats_list = cryptodev_backend_stats_add(ASYM_ENCRYPT_BYTES_STR, | |
534 | &asym_stat->encrypt_bytes, stats_list); | |
535 | stats_list = cryptodev_backend_stats_add(ASYM_DECRYPT_BYTES_STR, | |
536 | &asym_stat->decrypt_bytes, stats_list); | |
537 | stats_list = cryptodev_backend_stats_add(ASYM_SIGN_BYTES_STR, | |
538 | &asym_stat->sign_bytes, stats_list); | |
539 | stats_list = cryptodev_backend_stats_add(ASYM_VERIFY_BYTES_STR, | |
540 | &asym_stat->verify_bytes, stats_list); | |
541 | } | |
542 | ||
543 | entry = g_new0(StatsResult, 1); | |
544 | entry->provider = STATS_PROVIDER_CRYPTODEV; | |
a1f85cff | 545 | entry->qom_path = object_get_canonical_path(obj); |
f2b90109 ZP |
546 | entry->stats = stats_list; |
547 | QAPI_LIST_PREPEND(*stats_results, entry); | |
548 | ||
549 | return 0; | |
550 | } | |
551 | ||
552 | static void cryptodev_backend_stats_cb(StatsResultList **result, | |
553 | StatsTarget target, | |
554 | strList *names, strList *targets, | |
555 | Error **errp) | |
556 | { | |
557 | switch (target) { | |
558 | case STATS_TARGET_CRYPTODEV: | |
559 | { | |
560 | Object *objs = container_get(object_get_root(), "/objects"); | |
561 | StatsArgs stats_args; | |
562 | stats_args.result.stats = result; | |
563 | stats_args.names = names; | |
564 | stats_args.errp = errp; | |
565 | ||
566 | object_child_foreach(objs, cryptodev_backend_stats_query, &stats_args); | |
567 | break; | |
568 | } | |
569 | default: | |
570 | break; | |
571 | } | |
572 | } | |
573 | ||
574 | static StatsSchemaValueList *cryptodev_backend_schemas_add(const char *name, | |
575 | StatsSchemaValueList *list) | |
576 | { | |
577 | StatsSchemaValueList *schema_entry = g_new0(StatsSchemaValueList, 1); | |
578 | ||
579 | schema_entry->value = g_new0(StatsSchemaValue, 1); | |
580 | schema_entry->value->type = STATS_TYPE_CUMULATIVE; | |
581 | schema_entry->value->name = g_strdup(name); | |
582 | schema_entry->next = list; | |
583 | ||
584 | return schema_entry; | |
585 | } | |
586 | ||
587 | static void cryptodev_backend_schemas_cb(StatsSchemaList **result, | |
588 | Error **errp) | |
589 | { | |
590 | StatsSchemaValueList *stats_list = NULL; | |
591 | const char *sym_stats[] = { SYM_ENCRYPT_OPS_STR, SYM_DECRYPT_OPS_STR, | |
592 | SYM_ENCRYPT_BYTES_STR, SYM_DECRYPT_BYTES_STR }; | |
593 | const char *asym_stats[] = { ASYM_ENCRYPT_OPS_STR, ASYM_DECRYPT_OPS_STR, | |
594 | ASYM_SIGN_OPS_STR, ASYM_VERIFY_OPS_STR, | |
595 | ASYM_ENCRYPT_BYTES_STR, ASYM_DECRYPT_BYTES_STR, | |
596 | ASYM_SIGN_BYTES_STR, ASYM_VERIFY_BYTES_STR }; | |
597 | ||
598 | for (int i = 0; i < ARRAY_SIZE(sym_stats); i++) { | |
599 | stats_list = cryptodev_backend_schemas_add(sym_stats[i], stats_list); | |
600 | } | |
601 | ||
602 | for (int i = 0; i < ARRAY_SIZE(asym_stats); i++) { | |
603 | stats_list = cryptodev_backend_schemas_add(asym_stats[i], stats_list); | |
604 | } | |
605 | ||
606 | add_stats_schema(result, STATS_PROVIDER_CRYPTODEV, STATS_TARGET_CRYPTODEV, | |
607 | stats_list); | |
608 | } | |
609 | ||
d0ee7a13 GA |
610 | static void |
611 | cryptodev_backend_class_init(ObjectClass *oc, void *data) | |
612 | { | |
613 | UserCreatableClass *ucc = USER_CREATABLE_CLASS(oc); | |
614 | ||
615 | ucc->complete = cryptodev_backend_complete; | |
46fd1705 | 616 | ucc->can_be_deleted = cryptodev_backend_can_be_deleted; |
d0ee7a13 GA |
617 | |
618 | QTAILQ_INIT(&crypto_clients); | |
1f14e388 EH |
619 | object_class_property_add(oc, "queues", "uint32", |
620 | cryptodev_backend_get_queues, | |
621 | cryptodev_backend_set_queues, | |
622 | NULL, NULL); | |
2580b452 ZP |
623 | object_class_property_add(oc, "throttle-bps", "uint64", |
624 | cryptodev_backend_get_bps, | |
625 | cryptodev_backend_set_bps, | |
626 | NULL, NULL); | |
627 | object_class_property_add(oc, "throttle-ops", "uint64", | |
628 | cryptodev_backend_get_ops, | |
629 | cryptodev_backend_set_ops, | |
630 | NULL, NULL); | |
f2b90109 ZP |
631 | |
632 | add_stats_callbacks(STATS_PROVIDER_CRYPTODEV, cryptodev_backend_stats_cb, | |
633 | cryptodev_backend_schemas_cb); | |
d0ee7a13 GA |
634 | } |
635 | ||
636 | static const TypeInfo cryptodev_backend_info = { | |
637 | .name = TYPE_CRYPTODEV_BACKEND, | |
638 | .parent = TYPE_OBJECT, | |
639 | .instance_size = sizeof(CryptoDevBackend), | |
640 | .instance_init = cryptodev_backend_instance_init, | |
641 | .instance_finalize = cryptodev_backend_finalize, | |
642 | .class_size = sizeof(CryptoDevBackendClass), | |
643 | .class_init = cryptodev_backend_class_init, | |
644 | .interfaces = (InterfaceInfo[]) { | |
645 | { TYPE_USER_CREATABLE }, | |
646 | { } | |
647 | } | |
648 | }; | |
649 | ||
650 | static void | |
651 | cryptodev_backend_register_types(void) | |
652 | { | |
653 | type_register_static(&cryptodev_backend_info); | |
654 | } | |
655 | ||
656 | type_init(cryptodev_backend_register_types); |