Lines Matching +full:exact +full:- +full:len
1 // SPDX-License-Identifier: GPL-2.0-only
35 static struct crypto_alg *crypto_alg_match(struct crypto_user_alg *p, int exact) in crypto_alg_match() argument
47 if ((q->cra_flags ^ p->cru_type) & p->cru_mask) in crypto_alg_match()
50 if (strlen(p->cru_driver_name)) in crypto_alg_match()
51 match = !strcmp(q->cra_driver_name, in crypto_alg_match()
52 p->cru_driver_name); in crypto_alg_match()
53 else if (!exact) in crypto_alg_match()
54 match = !strcmp(q->cra_name, p->cru_name); in crypto_alg_match()
79 rcipher.blocksize = alg->cra_blocksize; in crypto_report_cipher()
80 rcipher.min_keysize = alg->cra_cipher.cia_min_keysize; in crypto_report_cipher()
81 rcipher.max_keysize = alg->cra_cipher.cia_max_keysize; in crypto_report_cipher()
103 strscpy(ualg->cru_name, alg->cra_name, sizeof(ualg->cru_name)); in crypto_report_one()
104 strscpy(ualg->cru_driver_name, alg->cra_driver_name, in crypto_report_one()
105 sizeof(ualg->cru_driver_name)); in crypto_report_one()
106 strscpy(ualg->cru_module_name, module_name(alg->cra_module), in crypto_report_one()
107 sizeof(ualg->cru_module_name)); in crypto_report_one()
109 ualg->cru_type = 0; in crypto_report_one()
110 ualg->cru_mask = 0; in crypto_report_one()
111 ualg->cru_flags = alg->cra_flags; in crypto_report_one()
112 ualg->cru_refcnt = refcount_read(&alg->cra_refcnt); in crypto_report_one()
114 if (nla_put_u32(skb, CRYPTOCFGA_PRIORITY_VAL, alg->cra_priority)) in crypto_report_one()
116 if (alg->cra_flags & CRYPTO_ALG_LARVAL) { in crypto_report_one()
126 if (alg->cra_type && alg->cra_type->report) { in crypto_report_one()
127 if (alg->cra_type->report(skb, alg)) in crypto_report_one()
133 switch (alg->cra_flags & (CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_LARVAL)) { in crypto_report_one()
150 return -EMSGSIZE; in crypto_report_one()
156 struct sk_buff *in_skb = info->in_skb; in crypto_report_alg()
157 struct sk_buff *skb = info->out_skb; in crypto_report_alg()
162 nlh = nlmsg_put(skb, NETLINK_CB(in_skb).portid, info->nlmsg_seq, in crypto_report_alg()
163 CRYPTO_MSG_GETALG, sizeof(*ualg), info->nlmsg_flags); in crypto_report_alg()
165 err = -EMSGSIZE; in crypto_report_alg()
186 struct net *net = sock_net(in_skb->sk); in crypto_report()
193 if (!null_terminated(p->cru_name) || !null_terminated(p->cru_driver_name)) in crypto_report()
194 return -EINVAL; in crypto_report()
198 return -ENOENT; in crypto_report()
200 err = -ENOMEM; in crypto_report()
207 info.nlmsg_seq = in_nlh->nlmsg_seq; in crypto_report()
220 return nlmsg_unicast(net->crypto_nlsk, skb, NETLINK_CB(in_skb).portid); in crypto_report()
225 const size_t start_pos = cb->args[0]; in crypto_dump_report()
231 info.in_skb = cb->skb; in crypto_dump_report()
233 info.nlmsg_seq = cb->nlh->nlmsg_seq; in crypto_dump_report()
240 if (res == -EMSGSIZE) in crypto_dump_report()
247 cb->args[0] = pos; in crypto_dump_report()
248 res = skb->len; in crypto_dump_report()
268 return -EPERM; in crypto_update_alg()
270 if (!null_terminated(p->cru_name) || !null_terminated(p->cru_driver_name)) in crypto_update_alg()
271 return -EINVAL; in crypto_update_alg()
273 if (priority && !strlen(p->cru_driver_name)) in crypto_update_alg()
274 return -EINVAL; in crypto_update_alg()
278 return -ENOENT; in crypto_update_alg()
285 alg->cra_priority = nla_get_u32(priority); in crypto_update_alg()
303 return -EPERM; in crypto_del_alg()
305 if (!null_terminated(p->cru_name) || !null_terminated(p->cru_driver_name)) in crypto_del_alg()
306 return -EINVAL; in crypto_del_alg()
310 return -ENOENT; in crypto_del_alg()
312 /* We can not unregister core algorithms such as aes-generic. in crypto_del_alg()
317 err = -EINVAL; in crypto_del_alg()
318 if (!(alg->cra_flags & CRYPTO_ALG_INSTANCE)) in crypto_del_alg()
321 err = -EBUSY; in crypto_del_alg()
322 if (refcount_read(&alg->cra_refcnt) > 2) in crypto_del_alg()
336 int exact = 0; in crypto_add_alg() local
343 return -EPERM; in crypto_add_alg()
345 if (!null_terminated(p->cru_name) || !null_terminated(p->cru_driver_name)) in crypto_add_alg()
346 return -EINVAL; in crypto_add_alg()
348 if (strlen(p->cru_driver_name)) in crypto_add_alg()
349 exact = 1; in crypto_add_alg()
351 if (priority && !exact) in crypto_add_alg()
352 return -EINVAL; in crypto_add_alg()
354 alg = crypto_alg_match(p, exact); in crypto_add_alg()
357 return -EEXIST; in crypto_add_alg()
360 if (strlen(p->cru_driver_name)) in crypto_add_alg()
361 name = p->cru_driver_name; in crypto_add_alg()
363 name = p->cru_name; in crypto_add_alg()
365 alg = crypto_alg_mod_lookup(name, p->cru_type, p->cru_mask); in crypto_add_alg()
372 alg->cra_priority = nla_get_u32(priority); in crypto_add_alg()
385 return -EPERM; in crypto_del_rng()
393 return -ENOTSUPP; in crypto_reportstat()
399 [CRYPTO_MSG_NEWALG - CRYPTO_MSG_BASE] = MSGSIZE(crypto_user_alg),
400 [CRYPTO_MSG_DELALG - CRYPTO_MSG_BASE] = MSGSIZE(crypto_user_alg),
401 [CRYPTO_MSG_UPDATEALG - CRYPTO_MSG_BASE] = MSGSIZE(crypto_user_alg),
402 [CRYPTO_MSG_GETALG - CRYPTO_MSG_BASE] = MSGSIZE(crypto_user_alg),
403 [CRYPTO_MSG_DELRNG - CRYPTO_MSG_BASE] = 0,
404 [CRYPTO_MSG_GETSTAT - CRYPTO_MSG_BASE] = MSGSIZE(crypto_user_alg),
418 [CRYPTO_MSG_NEWALG - CRYPTO_MSG_BASE] = { .doit = crypto_add_alg},
419 [CRYPTO_MSG_DELALG - CRYPTO_MSG_BASE] = { .doit = crypto_del_alg},
420 [CRYPTO_MSG_UPDATEALG - CRYPTO_MSG_BASE] = { .doit = crypto_update_alg},
421 [CRYPTO_MSG_GETALG - CRYPTO_MSG_BASE] = { .doit = crypto_report,
424 [CRYPTO_MSG_DELRNG - CRYPTO_MSG_BASE] = { .doit = crypto_del_rng },
425 [CRYPTO_MSG_GETSTAT - CRYPTO_MSG_BASE] = { .doit = crypto_reportstat},
431 struct net *net = sock_net(skb->sk); in crypto_user_rcv_msg()
436 type = nlh->nlmsg_type; in crypto_user_rcv_msg()
438 return -EINVAL; in crypto_user_rcv_msg()
440 type -= CRYPTO_MSG_BASE; in crypto_user_rcv_msg()
443 if ((type == (CRYPTO_MSG_GETALG - CRYPTO_MSG_BASE) && in crypto_user_rcv_msg()
444 (nlh->nlmsg_flags & NLM_F_DUMP))) { in crypto_user_rcv_msg()
448 if (link->dump == NULL) in crypto_user_rcv_msg()
449 return -EINVAL; in crypto_user_rcv_msg()
458 .dump = link->dump, in crypto_user_rcv_msg()
459 .done = link->done, in crypto_user_rcv_msg()
462 err = netlink_dump_start(net->crypto_nlsk, skb, nlh, &c); in crypto_user_rcv_msg()
473 if (link->doit == NULL) in crypto_user_rcv_msg()
474 return -EINVAL; in crypto_user_rcv_msg()
476 return link->doit(skb, nlh, attrs); in crypto_user_rcv_msg()
492 net->crypto_nlsk = netlink_kernel_create(net, NETLINK_CRYPTO, &cfg); in crypto_netlink_init()
493 return net->crypto_nlsk == NULL ? -ENOMEM : 0; in crypto_netlink_init()
498 netlink_kernel_release(net->crypto_nlsk); in crypto_netlink_exit()
499 net->crypto_nlsk = NULL; in crypto_netlink_exit()
522 MODULE_ALIAS("net-pf-16-proto-21");