Lines Matching +full:exact +full:- +full:len
1 // SPDX-License-Identifier: GPL-2.0-or-later
43 return try_module_get(alg->cra_module) ? crypto_alg_get(alg) : NULL; in crypto_mod_get()
49 struct module *module = alg->cra_module; in crypto_mod_put()
60 int best = -2; in __crypto_alg_lookup()
63 int exact, fuzzy; in __crypto_alg_lookup() local
68 if ((q->cra_flags ^ type) & mask) in __crypto_alg_lookup()
73 ((struct crypto_larval *)q)->mask != mask) in __crypto_alg_lookup()
76 exact = !strcmp(q->cra_driver_name, name); in __crypto_alg_lookup()
77 fuzzy = !strcmp(q->cra_name, name); in __crypto_alg_lookup()
78 if (!exact && !(fuzzy && q->cra_priority > best)) in __crypto_alg_lookup()
84 best = q->cra_priority; in __crypto_alg_lookup()
89 if (exact) in __crypto_alg_lookup()
101 if (!IS_ERR_OR_NULL(larval->adult)) in crypto_larval_destroy()
102 crypto_mod_put(larval->adult); in crypto_larval_destroy()
112 return ERR_PTR(-ENOMEM); in crypto_larval_alloc()
114 larval->mask = mask; in crypto_larval_alloc()
115 larval->alg.cra_flags = CRYPTO_ALG_LARVAL | type; in crypto_larval_alloc()
116 larval->alg.cra_priority = -1; in crypto_larval_alloc()
117 larval->alg.cra_destroy = crypto_larval_destroy; in crypto_larval_alloc()
119 strscpy(larval->alg.cra_name, name, CRYPTO_MAX_ALG_NAME); in crypto_larval_alloc()
120 init_completion(&larval->completion); in crypto_larval_alloc()
136 refcount_set(&larval->alg.cra_refcnt, 2); in crypto_larval_add()
141 alg = &larval->alg; in crypto_larval_add()
142 list_add(&alg->cra_list, &crypto_alg_list); in crypto_larval_add()
146 if (alg != &larval->alg) { in crypto_larval_add()
160 list_del(&alg->cra_list); in crypto_larval_kill()
162 complete_all(&larval->completion); in crypto_larval_kill()
171 err = crypto_probing_notify(CRYPTO_MSG_ALG_REGISTER, larval->adult); in crypto_wait_for_test()
175 err = wait_for_completion_killable(&larval->completion); in crypto_wait_for_test()
178 crypto_larval_kill(&larval->alg); in crypto_wait_for_test()
187 if (larval->test_started) in crypto_start_test()
191 if (larval->test_started) { in crypto_start_test()
196 larval->test_started = true; in crypto_start_test()
211 &larval->completion, 60 * HZ); in crypto_larval_wait()
213 alg = larval->adult; in crypto_larval_wait()
215 alg = ERR_PTR(-EINTR); in crypto_larval_wait()
217 alg = ERR_PTR(-ETIMEDOUT); in crypto_larval_wait()
219 alg = ERR_PTR(-ENOENT); in crypto_larval_wait()
223 !(alg->cra_flags & CRYPTO_ALG_TESTED)) in crypto_larval_wait()
224 alg = ERR_PTR(-EAGAIN); in crypto_larval_wait()
225 else if (alg->cra_flags & CRYPTO_ALG_FIPS_INTERNAL) in crypto_larval_wait()
226 alg = ERR_PTR(-EAGAIN); in crypto_larval_wait()
228 alg = ERR_PTR(-EAGAIN); in crypto_larval_wait()
229 crypto_mod_put(&larval->alg); in crypto_larval_wait()
253 ((type ^ alg->cra_flags) & mask)) { in crypto_alg_lookup()
256 alg = ERR_PTR(-ENOENT); in crypto_alg_lookup()
263 alg = ERR_PTR(-ELIBBAD); in crypto_alg_lookup()
277 return ERR_PTR(-ENOENT); in crypto_larval_lookup()
284 request_module("crypto-%s", name); in crypto_larval_lookup()
288 request_module("crypto-%s-all", name); in crypto_larval_lookup()
341 alg = ERR_PTR(-ENOENT); in crypto_alg_mod_lookup()
350 const struct crypto_type *type = tfm->__crt_alg->cra_type; in crypto_exit_ops()
352 if (type && tfm->exit) in crypto_exit_ops()
353 tfm->exit(tfm); in crypto_exit_ops()
358 const struct crypto_type *type_obj = alg->cra_type; in crypto_ctxsize()
359 unsigned int len; in crypto_ctxsize() local
361 len = alg->cra_alignmask & ~(crypto_tfm_ctx_alignment() - 1); in crypto_ctxsize()
363 return len + type_obj->ctxsize(alg, type, mask); in crypto_ctxsize()
365 switch (alg->cra_flags & CRYPTO_ALG_TYPE_MASK) { in crypto_ctxsize()
370 len += crypto_cipher_ctxsize(alg); in crypto_ctxsize()
374 len += crypto_compress_ctxsize(alg); in crypto_ctxsize()
378 return len; in crypto_ctxsize()
384 alg->cra_flags |= CRYPTO_ALG_DYING; in crypto_shoot_alg()
394 int err = -ENOMEM; in __crypto_alloc_tfmgfp()
401 tfm->__crt_alg = alg; in __crypto_alloc_tfmgfp()
402 refcount_set(&tfm->refcnt, 1); in __crypto_alloc_tfmgfp()
404 if (!tfm->exit && alg->cra_init && (err = alg->cra_init(tfm))) in __crypto_alloc_tfmgfp()
411 if (err == -EAGAIN) in __crypto_alloc_tfmgfp()
429 * crypto_alloc_base - Locate algorithm and allocate transform
444 * The returned transform is of a non-determinate type. Most people
472 if (err != -EAGAIN) in crypto_alloc_base()
475 err = -EINTR; in crypto_alloc_base()
493 tfmsize = frontend->tfmsize; in crypto_alloc_tfmmem()
494 total = tfmsize + sizeof(*tfm) + frontend->extsize(alg); in crypto_alloc_tfmmem()
498 return ERR_PTR(-ENOMEM); in crypto_alloc_tfmmem()
501 tfm->__crt_alg = alg; in crypto_alloc_tfmmem()
502 tfm->node = node; in crypto_alloc_tfmmem()
503 refcount_set(&tfm->refcnt, 1); in crypto_alloc_tfmmem()
520 tfm = (struct crypto_tfm *)(mem + frontend->tfmsize); in crypto_create_tfm_node()
522 err = frontend->init_tfm(tfm); in crypto_create_tfm_node()
526 if (!tfm->exit && alg->cra_init && (err = alg->cra_init(tfm))) in crypto_create_tfm_node()
534 if (err == -EAGAIN) in crypto_create_tfm_node()
546 struct crypto_alg *alg = otfm->__crt_alg; in crypto_clone_tfm()
550 mem = ERR_PTR(-ESTALE); in crypto_clone_tfm()
554 mem = crypto_alloc_tfmmem(alg, frontend, otfm->node, GFP_ATOMIC); in crypto_clone_tfm()
560 tfm = (struct crypto_tfm *)(mem + frontend->tfmsize); in crypto_clone_tfm()
561 tfm->crt_flags = otfm->crt_flags; in crypto_clone_tfm()
562 tfm->exit = otfm->exit; in crypto_clone_tfm()
574 type &= frontend->maskclear; in crypto_find_alg()
575 mask &= frontend->maskclear; in crypto_find_alg()
576 type |= frontend->type; in crypto_find_alg()
577 mask |= frontend->maskset; in crypto_find_alg()
585 * crypto_alloc_tfm_node - Locate algorithm and allocate transform
600 * The returned transform is of a non-determinate type. Most people
631 if (err != -EAGAIN) in crypto_alloc_tfm_node()
634 err = -EINTR; in crypto_alloc_tfm_node()
644 * crypto_destroy_tfm - Free crypto transform
658 if (!refcount_dec_and_test(&tfm->refcnt)) in crypto_destroy_tfm()
660 alg = tfm->__crt_alg; in crypto_destroy_tfm()
662 if (!tfm->exit && alg->cra_exit) in crypto_destroy_tfm()
663 alg->cra_exit(tfm); in crypto_destroy_tfm()
688 if (err == -EINPROGRESS) in crypto_req_done()
691 wait->err = err; in crypto_req_done()
692 complete(&wait->completion); in crypto_req_done()