xref: /illumos-gate/usr/src/uts/common/sys/crypto/impl.h (revision 915894ef19890baaed00080f85f6b69e225cda98)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
23  */
24 
25 #ifndef	_SYS_CRYPTO_IMPL_H
26 #define	_SYS_CRYPTO_IMPL_H
27 
28 /*
29  * Kernel Cryptographic Framework private implementation definitions.
30  */
31 
32 #include <sys/types.h>
33 #include <sys/param.h>
34 
35 #ifdef _KERNEL
36 #include <sys/crypto/common.h>
37 #include <sys/crypto/api.h>
38 #include <sys/crypto/spi.h>
39 #include <sys/crypto/ioctl.h>
40 #include <sys/tnf_probe.h>
41 #include <sys/atomic.h>
42 #include <sys/project.h>
43 #include <sys/taskq.h>
44 #include <sys/rctl.h>
45 #include <sys/cpuvar.h>
46 #endif /* _KERNEL */
47 
48 #ifdef	__cplusplus
49 extern "C" {
50 #endif
51 
52 #ifdef _KERNEL
53 
54 /*
55  * Prefixes convention: structures internal to the kernel cryptographic
56  * framework start with 'kcf_'. Exposed structure start with 'crypto_'.
57  */
58 
59 /* Provider stats. Not protected. */
60 typedef	struct kcf_prov_stats {
61 	kstat_named_t	ps_ops_total;
62 	kstat_named_t	ps_ops_passed;
63 	kstat_named_t	ps_ops_failed;
64 	kstat_named_t	ps_ops_busy_rval;
65 } kcf_prov_stats_t;
66 
67 /* Various kcf stats. Not protected. */
68 typedef	struct kcf_stats {
69 	kstat_named_t	ks_thrs_in_pool;
70 	kstat_named_t	ks_idle_thrs;
71 	kstat_named_t	ks_minthrs;
72 	kstat_named_t	ks_maxthrs;
73 	kstat_named_t	ks_swq_njobs;
74 	kstat_named_t	ks_swq_maxjobs;
75 	kstat_named_t	ks_taskq_threads;
76 	kstat_named_t	ks_taskq_minalloc;
77 	kstat_named_t	ks_taskq_maxalloc;
78 } kcf_stats_t;
79 
80 #define	CPU_SEQID	(CPU->cpu_seqid)
81 
82 typedef struct kcf_lock_withpad {
83 	kmutex_t	kl_lock;
84 	uint8_t		kl_pad[64 - sizeof (kmutex_t)];
85 } kcf_lock_withpad_t;
86 
87 /*
88  * Per-CPU structure used by a provider to keep track of
89  * various counters.
90  */
91 typedef struct kcf_prov_cpu {
92 	kmutex_t	kp_lock;
93 	int		kp_holdcnt;	/* can go negative! */
94 	uint_t		kp_jobcnt;
95 
96 	uint64_t	kp_ndispatches;
97 	uint64_t	kp_nfails;
98 	uint64_t	kp_nbusy_rval;
99 	kcondvar_t	kp_cv;
100 
101 	uint8_t		kp_pad[64 - sizeof (kmutex_t) - 2 * sizeof (int) -
102 	    3 * sizeof (uint64_t) - sizeof (kcondvar_t)];
103 } kcf_prov_cpu_t;
104 
105 /*
106  * kcf_get_refcnt(pd) is the number of inflight requests to the
107  * provider. So, it is a good measure of the load on a provider when
108  * it is not in a busy state. Once a provider notifies it is busy, requests
109  * backup in the taskq. So, we use tq_nalloc in that case which gives
110  * the number of task entries in the task queue. Note that we do not
111  * acquire any locks here as it is not critical to get the exact number
112  * and the lock contention is too costly for this code path.
113  */
114 #define	KCF_PROV_LOAD(pd)	((pd)->pd_state != KCF_PROV_BUSY ?	\
115 	kcf_get_refcnt(pd, B_FALSE) : (pd)->pd_taskq->tq_nalloc)
116 
117 
118 /*
119  * The following two macros should be
120  * #define KCF_OPS_CLASSSIZE (KCF_LAST_OPSCLASS - KCF_FIRST_OPSCLASS + 2)
121  * #define KCF_MAXMECHTAB KCF_MAXCIPHER
122  *
123  * However, doing that would involve reorganizing the header file a bit.
124  * When impl.h is broken up (bug# 4703218), this will be done. For now,
125  * we hardcode these values.
126  */
127 #define	KCF_OPS_CLASSSIZE	8
128 #define	KCF_MAXMECHTAB		32
129 
130 /*
131  * Valid values for the state of a provider. The order of
132  * the elements is important.
133  *
134  * Routines which get a provider or the list of providers
135  * should pick only those that are either in KCF_PROV_READY state
136  * or in KCF_PROV_BUSY state.
137  */
138 typedef enum {
139 	KCF_PROV_ALLOCATED = 1,
140 	KCF_PROV_UNVERIFIED,
141 	KCF_PROV_UNVERIFIED_FIPS140,
142 	KCF_PROV_VERIFICATION_FAILED,
143 	/*
144 	 * state < KCF_PROV_READY means the provider can not
145 	 * be used at all.
146 	 */
147 	KCF_PROV_READY,
148 	KCF_PROV_BUSY,
149 	/*
150 	 * state > KCF_PROV_BUSY means the provider can not
151 	 * be used for new requests.
152 	 */
153 	KCF_PROV_FAILED,
154 	/*
155 	 * Threads setting the following two states should do so only
156 	 * if the current state < KCF_PROV_DISABLED.
157 	 */
158 	KCF_PROV_DISABLED,
159 	KCF_PROV_UNREGISTERING,
160 	KCF_PROV_UNREGISTERED
161 } kcf_prov_state_t;
162 
163 #define	KCF_IS_PROV_UNVERIFIED(pd) ((pd)->pd_state == KCF_PROV_UNVERIFIED)
164 #define	KCF_IS_PROV_USABLE(pd) ((pd)->pd_state == KCF_PROV_READY || \
165 	(pd)->pd_state == KCF_PROV_BUSY)
166 #define	KCF_IS_PROV_REMOVED(pd)	((pd)->pd_state >= KCF_PROV_UNREGISTERING)
167 
168 /* Internal flags valid for pd_flags field */
169 #define	KCF_LPROV_MEMBER	0x80000000 /* is member of a logical provider */
170 
171 /*
172  * A provider descriptor structure. There is one such structure per
173  * provider. It is allocated and initialized at registration time and
174  * freed when the provider unregisters.
175  *
176  * pd_prov_type:	Provider type, hardware or software
177  * pd_sid:		Session ID of the provider used by kernel clients.
178  *			This is valid only for session-oriented providers.
179  * pd_taskq:		taskq used to dispatch crypto requests
180  * pd_nbins:		number of bins in pd_percpu_bins
181  * pd_percpu_bins:	Pointer to an array of per-CPU structures
182  *			containing a lock, a cv and various counters.
183  * pd_lock:		lock protects pd_state and pd_provider_list
184  * pd_state:		State value of the provider
185  * pd_provider_list:	Used to cross-reference logical providers and their
186  *			members. Not used for software providers.
187  * pd_resume_cv:	cv to wait for state to change from KCF_PROV_BUSY
188  * pd_prov_handle:	Provider handle specified by provider
189  * pd_ops_vector:	The ops vector specified by Provider
190  * pd_mech_indx:	Lookup table which maps a core framework mechanism
191  *			number to an index in pd_mechanisms array
192  * pd_mechanisms:	Array of mechanisms supported by the provider, specified
193  *			by the provider during registration
194  * pd_mech_list_count:	The number of entries in pi_mechanisms, specified
195  *			by the provider during registration
196  * pd_name:		Device name or module name
197  * pd_instance:		Device instance
198  * pd_module_id:	Module ID returned by modload
199  * pd_mctlp:		Pointer to modctl structure for this provider
200  * pd_description:	Provider description string
201  * pd_flags:		bitwise OR of pi_flags from crypto_provider_info_t
202  *			and other internal flags defined above.
203  * pd_hash_limit:	Maximum data size that hash mechanisms of this provider
204  * 			can support.
205  * pd_hmac_limit:	Maximum data size that HMAC mechanisms of this provider
206  * 			can support.
207  * pd_kcf_prov_handle:	KCF-private handle assigned by KCF
208  * pd_prov_id:		Identification # assigned by KCF to provider
209  * pd_kstat:		kstat associated with the provider
210  * pd_ks_data:		kstat data
211  */
212 typedef struct kcf_provider_desc {
213 	crypto_provider_type_t		pd_prov_type;
214 	crypto_session_id_t		pd_sid;
215 	taskq_t				*pd_taskq;
216 	uint_t				pd_nbins;
217 	kcf_prov_cpu_t			*pd_percpu_bins;
218 	kmutex_t			pd_lock;
219 	kcf_prov_state_t		pd_state;
220 	struct kcf_provider_list	*pd_provider_list;
221 	kcondvar_t			pd_resume_cv;
222 	crypto_provider_handle_t	pd_prov_handle;
223 	crypto_ops_t			*pd_ops_vector;
224 	ushort_t			pd_mech_indx[KCF_OPS_CLASSSIZE]\
225 					    [KCF_MAXMECHTAB];
226 	crypto_mech_info_t		*pd_mechanisms;
227 	uint_t				pd_mech_list_count;
228 	char				*pd_name;
229 	uint_t				pd_instance;
230 	int				pd_module_id;
231 	struct modctl			*pd_mctlp;
232 	char				*pd_description;
233 	uint_t				pd_flags;
234 	uint_t				pd_hash_limit;
235 	uint_t				pd_hmac_limit;
236 	crypto_kcf_provider_handle_t	pd_kcf_prov_handle;
237 	crypto_provider_id_t		pd_prov_id;
238 	kstat_t				*pd_kstat;
239 	kcf_prov_stats_t		pd_ks_data;
240 } kcf_provider_desc_t;
241 
242 /* useful for making a list of providers */
243 typedef struct kcf_provider_list {
244 	struct kcf_provider_list *pl_next;
245 	struct kcf_provider_desc *pl_provider;
246 } kcf_provider_list_t;
247 
248 /*
249  * If a component has a reference to a kcf_provider_desc_t,
250  * it REFHOLD()s. A new provider descriptor which is referenced only
251  * by the providers table has a reference counter of one.
252  */
253 #define	KCF_PROV_REFHOLD(desc) {			\
254 	kcf_prov_cpu_t	*mp;				\
255 							\
256 	mp = &((desc)->pd_percpu_bins[CPU_SEQID]);	\
257 	mutex_enter(&mp->kp_lock);			\
258 	mp->kp_holdcnt++;				\
259 	mutex_exit(&mp->kp_lock);			\
260 }
261 
262 #define	KCF_PROV_REFRELE(desc) {			\
263 	kcf_prov_cpu_t	*mp;				\
264 							\
265 	mp = &((desc)->pd_percpu_bins[CPU_SEQID]);	\
266 	mutex_enter(&mp->kp_lock);			\
267 	mp->kp_holdcnt--;				\
268 	mutex_exit(&mp->kp_lock);			\
269 }
270 
271 #define	KCF_PROV_REFHELD(desc)	(kcf_get_refcnt(desc, B_TRUE) >= 1)
272 
273 /*
274  * The JOB macros are used only for a hardware provider.
275  * Hardware providers can have holds that stay forever.
276  * So, the job counter is used to check if it is safe to
277  * unregister a provider.
278  */
279 #define	KCF_PROV_JOB_HOLD(mp) {			\
280 	mutex_enter(&(mp)->kp_lock);		\
281 	(mp)->kp_jobcnt++;			\
282 	mutex_exit(&(mp)->kp_lock);		\
283 }
284 
285 #define	KCF_PROV_JOB_RELE(mp) {			\
286 	mutex_enter(&(mp)->kp_lock);		\
287 	(mp)->kp_jobcnt--;			\
288 	if ((mp)->kp_jobcnt == 0)		\
289 		cv_signal(&(mp)->kp_cv);	\
290 	mutex_exit(&(mp)->kp_lock);		\
291 }
292 
293 #define	KCF_PROV_JOB_RELE_STAT(mp, doincr) {	\
294 	if (doincr)				\
295 		(mp)->kp_nfails++;		\
296 	KCF_PROV_JOB_RELE(mp);			\
297 }
298 
299 #define	KCF_PROV_INCRSTATS(pd, error)	{				\
300 	kcf_prov_cpu_t	*mp;						\
301 									\
302 	mp = &((pd)->pd_percpu_bins[CPU_SEQID]);			\
303 	mp->kp_ndispatches++;						\
304 	if ((error) == CRYPTO_BUSY)					\
305 		mp->kp_nbusy_rval++;					\
306 	else if ((error) != CRYPTO_SUCCESS && (error) != CRYPTO_QUEUED)	\
307 		mp->kp_nfails++;					\
308 }
309 
310 /* list of crypto_mech_info_t valid as the second mech in a dual operation */
311 
312 typedef	struct crypto_mech_info_list {
313 	struct crypto_mech_info_list	*ml_next;
314 	crypto_mech_type_t		ml_kcf_mechid;	/* KCF's id */
315 	crypto_mech_info_t		ml_mech_info;
316 } crypto_mech_info_list_t;
317 
318 /*
319  * An element in a mechanism provider descriptors chain.
320  * The kcf_prov_mech_desc_t is duplicated in every chain the provider belongs
321  * to. This is a small tradeoff memory vs mutex spinning time to access the
322  * common provider field.
323  */
324 
325 typedef struct kcf_prov_mech_desc {
326 	struct kcf_mech_entry		*pm_me;		/* Back to the head */
327 	struct kcf_prov_mech_desc	*pm_next;	/* Next in the chain */
328 	crypto_mech_info_t		pm_mech_info;	/* Provider mech info */
329 	crypto_mech_info_list_t		*pm_mi_list;	/* list for duals */
330 	kcf_provider_desc_t		*pm_prov_desc;	/* Common desc. */
331 } kcf_prov_mech_desc_t;
332 
333 /* and the notation shortcuts ... */
334 #define	pm_provider_type	pm_prov_desc.pd_provider_type
335 #define	pm_provider_handle	pm_prov_desc.pd_provider_handle
336 #define	pm_ops_vector		pm_prov_desc.pd_ops_vector
337 
338 extern kcf_lock_withpad_t *me_mutexes;
339 
340 #define	KCF_CPU_PAD (128 - sizeof (crypto_mech_name_t) - \
341     sizeof (crypto_mech_type_t) - \
342     2 * sizeof (kcf_prov_mech_desc_t *) - \
343     sizeof (int) - sizeof (uint32_t) - sizeof (size_t))
344 
345 /*
346  * A mechanism entry in an xxx_mech_tab[]. KCF_CPU_PAD needs
347  * to be adjusted if this structure is changed.
348  */
349 typedef	struct kcf_mech_entry {
350 	crypto_mech_name_t	me_name;	/* mechanism name */
351 	crypto_mech_type_t	me_mechid;	/* Internal id for mechanism */
352 	kcf_prov_mech_desc_t	*me_hw_prov_chain;  /* list of HW providers */
353 	kcf_prov_mech_desc_t	*me_sw_prov;    /* SW provider */
354 	/*
355 	 * Number of HW providers in the chain. There is only one
356 	 * SW provider. So, we need only a count of HW providers.
357 	 */
358 	int			me_num_hwprov;
359 	/*
360 	 * When a SW provider is present, this is the generation number that
361 	 * ensures no objects from old SW providers are used in the new one
362 	 */
363 	uint32_t		me_gen_swprov;
364 	/*
365 	 *  threshold for using hardware providers for this mech
366 	 */
367 	size_t			me_threshold;
368 	uint8_t			me_pad[KCF_CPU_PAD];
369 } kcf_mech_entry_t;
370 
371 /*
372  * A policy descriptor structure. It is allocated and initialized
373  * when administrative ioctls load disabled mechanisms.
374  *
375  * pd_prov_type:	Provider type, hardware or software
376  * pd_name:		Device name or module name.
377  * pd_instance:		Device instance.
378  * pd_refcnt:		Reference counter for this policy descriptor
379  * pd_mutex:		Protects array and count of disabled mechanisms.
380  * pd_disabled_count:	Count of disabled mechanisms.
381  * pd_disabled_mechs:	Array of disabled mechanisms.
382  */
383 typedef struct kcf_policy_desc {
384 	crypto_provider_type_t	pd_prov_type;
385 	char			*pd_name;
386 	uint_t			pd_instance;
387 	uint_t			pd_refcnt;
388 	kmutex_t		pd_mutex;
389 	uint_t			pd_disabled_count;
390 	crypto_mech_name_t	*pd_disabled_mechs;
391 } kcf_policy_desc_t;
392 
393 /*
394  * If a component has a reference to a kcf_policy_desc_t,
395  * it REFHOLD()s. A new policy descriptor which is referenced only
396  * by the policy table has a reference count of one.
397  */
398 #define	KCF_POLICY_REFHOLD(desc) {		\
399 	atomic_inc_32(&(desc)->pd_refcnt);	\
400 	ASSERT((desc)->pd_refcnt != 0);		\
401 }
402 
403 /*
404  * Releases a reference to a policy descriptor. When the last
405  * reference is released, the descriptor is freed.
406  */
407 #define	KCF_POLICY_REFRELE(desc) {				\
408 	ASSERT((desc)->pd_refcnt != 0);				\
409 	membar_exit();						\
410 	if (atomic_dec_32_nv(&(desc)->pd_refcnt) == 0)	\
411 		kcf_policy_free_desc(desc);			\
412 }
413 
414 /*
415  * This entry stores the name of a software module and its
416  * mechanisms.  The mechanisms are 'hints' that are used to
417  * trigger loading of the module.
418  */
419 typedef struct kcf_soft_conf_entry {
420 	struct kcf_soft_conf_entry	*ce_next;
421 	char				*ce_name;
422 	crypto_mech_name_t		*ce_mechs;
423 	uint_t				ce_count;
424 } kcf_soft_conf_entry_t;
425 
426 extern kmutex_t soft_config_mutex;
427 extern kcf_soft_conf_entry_t *soft_config_list;
428 
429 /*
430  * Global tables. The sizes are from the predefined PKCS#11 v2.20 mechanisms,
431  * with a margin of few extra empty entry points
432  */
433 
434 #define	KCF_MAXDIGEST		16	/* Digests */
435 #define	KCF_MAXCIPHER		64	/* Ciphers */
436 #define	KCF_MAXMAC		40	/* Message authentication codes */
437 #define	KCF_MAXSIGN		24	/* Sign/Verify */
438 #define	KCF_MAXKEYOPS		116	/* Key generation and derivation */
439 #define	KCF_MAXMISC		16	/* Others ... */
440 
441 #define	KCF_MAXMECHS		KCF_MAXDIGEST + KCF_MAXCIPHER + KCF_MAXMAC + \
442 				KCF_MAXSIGN + KCF_MAXKEYOPS + \
443 				KCF_MAXMISC
444 
445 extern kcf_mech_entry_t kcf_digest_mechs_tab[];
446 extern kcf_mech_entry_t kcf_cipher_mechs_tab[];
447 extern kcf_mech_entry_t kcf_mac_mechs_tab[];
448 extern kcf_mech_entry_t kcf_sign_mechs_tab[];
449 extern kcf_mech_entry_t kcf_keyops_mechs_tab[];
450 extern kcf_mech_entry_t kcf_misc_mechs_tab[];
451 
452 extern kmutex_t kcf_mech_tabs_lock;
453 
454 typedef	enum {
455 	KCF_DIGEST_CLASS = 1,
456 	KCF_CIPHER_CLASS,
457 	KCF_MAC_CLASS,
458 	KCF_SIGN_CLASS,
459 	KCF_KEYOPS_CLASS,
460 	KCF_MISC_CLASS
461 } kcf_ops_class_t;
462 
463 #define	KCF_FIRST_OPSCLASS	KCF_DIGEST_CLASS
464 #define	KCF_LAST_OPSCLASS	KCF_MISC_CLASS
465 
466 /* The table of all the kcf_xxx_mech_tab[]s, indexed by kcf_ops_class */
467 
468 typedef	struct kcf_mech_entry_tab {
469 	int			met_size;	/* Size of the met_tab[] */
470 	kcf_mech_entry_t	*met_tab;	/* the table		 */
471 } kcf_mech_entry_tab_t;
472 
473 extern kcf_mech_entry_tab_t kcf_mech_tabs_tab[];
474 
475 #define	KCF_MECHID(class, index)				\
476 	(((crypto_mech_type_t)(class) << 32) | (crypto_mech_type_t)(index))
477 
478 #define	KCF_MECH2CLASS(mech_type) ((kcf_ops_class_t)((mech_type) >> 32))
479 
480 #define	KCF_MECH2INDEX(mech_type) ((int)(mech_type))
481 
482 #define	KCF_TO_PROV_MECH_INDX(pd, mech_type) 			\
483 	((pd)->pd_mech_indx[KCF_MECH2CLASS(mech_type)] 		\
484 	[KCF_MECH2INDEX(mech_type)])
485 
486 #define	KCF_TO_PROV_MECHINFO(pd, mech_type)			\
487 	((pd)->pd_mechanisms[KCF_TO_PROV_MECH_INDX(pd, mech_type)])
488 
489 #define	KCF_TO_PROV_MECHNUM(pd, mech_type)			\
490 	(KCF_TO_PROV_MECHINFO(pd, mech_type).cm_mech_number)
491 
492 #define	KCF_CAN_SHARE_OPSTATE(pd, mech_type)			\
493 	((KCF_TO_PROV_MECHINFO(pd, mech_type).cm_mech_flags) &	\
494 	CRYPTO_CAN_SHARE_OPSTATE)
495 
496 /* ps_refcnt is protected by cm_lock in the crypto_minor structure */
497 typedef struct crypto_provider_session {
498 	struct crypto_provider_session *ps_next;
499 	crypto_session_id_t		ps_session;
500 	kcf_provider_desc_t		*ps_provider;
501 	kcf_provider_desc_t		*ps_real_provider;
502 	uint_t				ps_refcnt;
503 } crypto_provider_session_t;
504 
505 typedef struct crypto_session_data {
506 	kmutex_t			sd_lock;
507 	kcondvar_t			sd_cv;
508 	uint32_t			sd_flags;
509 	int				sd_pre_approved_amount;
510 	crypto_ctx_t			*sd_digest_ctx;
511 	crypto_ctx_t			*sd_encr_ctx;
512 	crypto_ctx_t			*sd_decr_ctx;
513 	crypto_ctx_t			*sd_mac_ctx;
514 	crypto_ctx_t			*sd_sign_ctx;
515 	crypto_ctx_t			*sd_verify_ctx;
516 	crypto_ctx_t			*sd_sign_recover_ctx;
517 	crypto_ctx_t			*sd_verify_recover_ctx;
518 	kcf_provider_desc_t		*sd_provider;
519 	void				*sd_find_init_cookie;
520 	crypto_provider_session_t	*sd_provider_session;
521 } crypto_session_data_t;
522 
523 #define	CRYPTO_SESSION_IN_USE		0x00000001
524 #define	CRYPTO_SESSION_IS_BUSY		0x00000002
525 #define	CRYPTO_SESSION_IS_CLOSED	0x00000004
526 
527 #define	KCF_MAX_PIN_LEN			1024
528 
529 /*
530  * Per-minor info.
531  *
532  * cm_lock protects everything in this structure except for cm_refcnt.
533  */
534 typedef struct crypto_minor {
535 	uint_t				cm_refcnt;
536 	kmutex_t			cm_lock;
537 	kcondvar_t			cm_cv;
538 	crypto_session_data_t		**cm_session_table;
539 	uint_t				cm_session_table_count;
540 	kcf_provider_desc_t		**cm_provider_array;
541 	uint_t				cm_provider_count;
542 	crypto_provider_session_t	*cm_provider_session;
543 } crypto_minor_t;
544 
545 /* resource control framework handle used by /dev/crypto */
546 extern rctl_hndl_t rc_project_crypto_mem;
547 /*
548  * Return codes for internal functions
549  */
550 #define	KCF_SUCCESS		0x0	/* Successful call */
551 #define	KCF_INVALID_MECH_NUMBER	0x1	/* invalid mechanism number */
552 #define	KCF_INVALID_MECH_NAME	0x2	/* invalid mechanism name */
553 #define	KCF_INVALID_MECH_CLASS	0x3	/* invalid mechanism class */
554 #define	KCF_MECH_TAB_FULL	0x4	/* Need more room in the mech tabs. */
555 #define	KCF_INVALID_INDX	((ushort_t)-1)
556 
557 /*
558  * kCF internal mechanism and function group for tracking RNG providers.
559  */
560 #define	SUN_RANDOM		"random"
561 #define	CRYPTO_FG_RANDOM	0x80000000	/* generate_random() */
562 
563 /*
564  * Wrappers for ops vectors. In the wrapper definitions below, the pd
565  * argument always corresponds to a pointer to a provider descriptor
566  * of type kcf_prov_desc_t.
567  */
568 
569 #define	KCF_PROV_CONTROL_OPS(pd)	((pd)->pd_ops_vector->co_control_ops)
570 #define	KCF_PROV_CTX_OPS(pd)		((pd)->pd_ops_vector->co_ctx_ops)
571 #define	KCF_PROV_DIGEST_OPS(pd)		((pd)->pd_ops_vector->co_digest_ops)
572 #define	KCF_PROV_CIPHER_OPS(pd)		((pd)->pd_ops_vector->co_cipher_ops)
573 #define	KCF_PROV_MAC_OPS(pd)		((pd)->pd_ops_vector->co_mac_ops)
574 #define	KCF_PROV_SIGN_OPS(pd)		((pd)->pd_ops_vector->co_sign_ops)
575 #define	KCF_PROV_VERIFY_OPS(pd)		((pd)->pd_ops_vector->co_verify_ops)
576 #define	KCF_PROV_DUAL_OPS(pd)		((pd)->pd_ops_vector->co_dual_ops)
577 #define	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd) \
578 	((pd)->pd_ops_vector->co_dual_cipher_mac_ops)
579 #define	KCF_PROV_RANDOM_OPS(pd)		((pd)->pd_ops_vector->co_random_ops)
580 #define	KCF_PROV_SESSION_OPS(pd)	((pd)->pd_ops_vector->co_session_ops)
581 #define	KCF_PROV_OBJECT_OPS(pd)		((pd)->pd_ops_vector->co_object_ops)
582 #define	KCF_PROV_KEY_OPS(pd)		((pd)->pd_ops_vector->co_key_ops)
583 #define	KCF_PROV_PROVIDER_OPS(pd)	((pd)->pd_ops_vector->co_provider_ops)
584 #define	KCF_PROV_MECH_OPS(pd)		((pd)->pd_ops_vector->co_mech_ops)
585 #define	KCF_PROV_NOSTORE_KEY_OPS(pd)	\
586 	((pd)->pd_ops_vector->co_nostore_key_ops)
587 #define	KCF_PROV_FIPS140_OPS(pd)	((pd)->pd_ops_vector->co_fips140_ops)
588 #define	KCF_PROV_PROVMGMT_OPS(pd)	((pd)->pd_ops_vector->co_provider_ops)
589 
590 /*
591  * Wrappers for crypto_control_ops(9S) entry points.
592  */
593 
594 #define	KCF_PROV_STATUS(pd, status) ( \
595 	(KCF_PROV_CONTROL_OPS(pd) && \
596 	KCF_PROV_CONTROL_OPS(pd)->provider_status) ? \
597 	KCF_PROV_CONTROL_OPS(pd)->provider_status( \
598 	    (pd)->pd_prov_handle, status) : \
599 	CRYPTO_NOT_SUPPORTED)
600 
601 /*
602  * Wrappers for crypto_ctx_ops(9S) entry points.
603  */
604 
605 #define	KCF_PROV_CREATE_CTX_TEMPLATE(pd, mech, key, template, size, req) ( \
606 	(KCF_PROV_CTX_OPS(pd) && KCF_PROV_CTX_OPS(pd)->create_ctx_template) ? \
607 	KCF_PROV_CTX_OPS(pd)->create_ctx_template( \
608 	    (pd)->pd_prov_handle, mech, key, template, size, req) : \
609 	CRYPTO_NOT_SUPPORTED)
610 
611 #define	KCF_PROV_FREE_CONTEXT(pd, ctx) ( \
612 	(KCF_PROV_CTX_OPS(pd) && KCF_PROV_CTX_OPS(pd)->free_context) ? \
613 	KCF_PROV_CTX_OPS(pd)->free_context(ctx) : CRYPTO_NOT_SUPPORTED)
614 
615 #define	KCF_PROV_COPYIN_MECH(pd, umech, kmech, errorp, mode) ( \
616 	(KCF_PROV_MECH_OPS(pd) && KCF_PROV_MECH_OPS(pd)->copyin_mechanism) ? \
617 	KCF_PROV_MECH_OPS(pd)->copyin_mechanism( \
618 	    (pd)->pd_prov_handle, umech, kmech, errorp, mode) : \
619 	CRYPTO_NOT_SUPPORTED)
620 
621 #define	KCF_PROV_COPYOUT_MECH(pd, kmech, umech, errorp, mode) ( \
622 	(KCF_PROV_MECH_OPS(pd) && KCF_PROV_MECH_OPS(pd)->copyout_mechanism) ? \
623 	KCF_PROV_MECH_OPS(pd)->copyout_mechanism( \
624 	    (pd)->pd_prov_handle, kmech, umech, errorp, mode) : \
625 	CRYPTO_NOT_SUPPORTED)
626 
627 #define	KCF_PROV_FREE_MECH(pd, prov_mech) ( \
628 	(KCF_PROV_MECH_OPS(pd) && KCF_PROV_MECH_OPS(pd)->free_mechanism) ? \
629 	KCF_PROV_MECH_OPS(pd)->free_mechanism( \
630 	    (pd)->pd_prov_handle, prov_mech) : CRYPTO_NOT_SUPPORTED)
631 
632 /*
633  * Wrappers for crypto_digest_ops(9S) entry points.
634  */
635 
636 #define	KCF_PROV_DIGEST_INIT(pd, ctx, mech, req) ( \
637 	(KCF_PROV_DIGEST_OPS(pd) && KCF_PROV_DIGEST_OPS(pd)->digest_init) ? \
638 	KCF_PROV_DIGEST_OPS(pd)->digest_init(ctx, mech, req) : \
639 	CRYPTO_NOT_SUPPORTED)
640 
641 /*
642  * The _ (underscore) in _digest is needed to avoid replacing the
643  * function digest().
644  */
645 #define	KCF_PROV_DIGEST(pd, ctx, data, _digest, req) ( \
646 	(KCF_PROV_DIGEST_OPS(pd) && KCF_PROV_DIGEST_OPS(pd)->digest) ? \
647 	KCF_PROV_DIGEST_OPS(pd)->digest(ctx, data, _digest, req) : \
648 	CRYPTO_NOT_SUPPORTED)
649 
650 #define	KCF_PROV_DIGEST_UPDATE(pd, ctx, data, req) ( \
651 	(KCF_PROV_DIGEST_OPS(pd) && KCF_PROV_DIGEST_OPS(pd)->digest_update) ? \
652 	KCF_PROV_DIGEST_OPS(pd)->digest_update(ctx, data, req) : \
653 	CRYPTO_NOT_SUPPORTED)
654 
655 #define	KCF_PROV_DIGEST_KEY(pd, ctx, key, req) ( \
656 	(KCF_PROV_DIGEST_OPS(pd) && KCF_PROV_DIGEST_OPS(pd)->digest_key) ? \
657 	KCF_PROV_DIGEST_OPS(pd)->digest_key(ctx, key, req) : \
658 	CRYPTO_NOT_SUPPORTED)
659 
660 #define	KCF_PROV_DIGEST_FINAL(pd, ctx, digest, req) ( \
661 	(KCF_PROV_DIGEST_OPS(pd) && KCF_PROV_DIGEST_OPS(pd)->digest_final) ? \
662 	KCF_PROV_DIGEST_OPS(pd)->digest_final(ctx, digest, req) : \
663 	CRYPTO_NOT_SUPPORTED)
664 
665 #define	KCF_PROV_DIGEST_ATOMIC(pd, session, mech, data, digest, req) ( \
666 	(KCF_PROV_DIGEST_OPS(pd) && KCF_PROV_DIGEST_OPS(pd)->digest_atomic) ? \
667 	KCF_PROV_DIGEST_OPS(pd)->digest_atomic( \
668 	    (pd)->pd_prov_handle, session, mech, data, digest, req) : \
669 	CRYPTO_NOT_SUPPORTED)
670 
671 /*
672  * Wrappers for crypto_cipher_ops(9S) entry points.
673  */
674 
675 #define	KCF_PROV_ENCRYPT_INIT(pd, ctx, mech, key, template, req) ( \
676 	(KCF_PROV_CIPHER_OPS(pd) && KCF_PROV_CIPHER_OPS(pd)->encrypt_init) ? \
677 	KCF_PROV_CIPHER_OPS(pd)->encrypt_init(ctx, mech, key, template, \
678 	    req) : \
679 	CRYPTO_NOT_SUPPORTED)
680 
681 #define	KCF_PROV_ENCRYPT(pd, ctx, plaintext, ciphertext, req) ( \
682 	(KCF_PROV_CIPHER_OPS(pd) && KCF_PROV_CIPHER_OPS(pd)->encrypt) ? \
683 	KCF_PROV_CIPHER_OPS(pd)->encrypt(ctx, plaintext, ciphertext, req) : \
684 	CRYPTO_NOT_SUPPORTED)
685 
686 #define	KCF_PROV_ENCRYPT_UPDATE(pd, ctx, plaintext, ciphertext, req) ( \
687 	(KCF_PROV_CIPHER_OPS(pd) && KCF_PROV_CIPHER_OPS(pd)->encrypt_update) ? \
688 	KCF_PROV_CIPHER_OPS(pd)->encrypt_update(ctx, plaintext, \
689 	    ciphertext, req) : \
690 	CRYPTO_NOT_SUPPORTED)
691 
692 #define	KCF_PROV_ENCRYPT_FINAL(pd, ctx, ciphertext, req) ( \
693 	(KCF_PROV_CIPHER_OPS(pd) && KCF_PROV_CIPHER_OPS(pd)->encrypt_final) ? \
694 	KCF_PROV_CIPHER_OPS(pd)->encrypt_final(ctx, ciphertext, req) : \
695 	CRYPTO_NOT_SUPPORTED)
696 
697 #define	KCF_PROV_ENCRYPT_ATOMIC(pd, session, mech, key, plaintext, ciphertext, \
698 	    template, req) ( \
699 	(KCF_PROV_CIPHER_OPS(pd) && KCF_PROV_CIPHER_OPS(pd)->encrypt_atomic) ? \
700 	KCF_PROV_CIPHER_OPS(pd)->encrypt_atomic( \
701 	    (pd)->pd_prov_handle, session, mech, key, plaintext, ciphertext, \
702 	    template, req) : \
703 	CRYPTO_NOT_SUPPORTED)
704 
705 #define	KCF_PROV_DECRYPT_INIT(pd, ctx, mech, key, template, req) ( \
706 	(KCF_PROV_CIPHER_OPS(pd) && KCF_PROV_CIPHER_OPS(pd)->decrypt_init) ? \
707 	KCF_PROV_CIPHER_OPS(pd)->decrypt_init(ctx, mech, key, template, \
708 	    req) : \
709 	CRYPTO_NOT_SUPPORTED)
710 
711 #define	KCF_PROV_DECRYPT(pd, ctx, ciphertext, plaintext, req) ( \
712 	(KCF_PROV_CIPHER_OPS(pd) && KCF_PROV_CIPHER_OPS(pd)->decrypt) ? \
713 	KCF_PROV_CIPHER_OPS(pd)->decrypt(ctx, ciphertext, plaintext, req) : \
714 	CRYPTO_NOT_SUPPORTED)
715 
716 #define	KCF_PROV_DECRYPT_UPDATE(pd, ctx, ciphertext, plaintext, req) ( \
717 	(KCF_PROV_CIPHER_OPS(pd) && KCF_PROV_CIPHER_OPS(pd)->decrypt_update) ? \
718 	KCF_PROV_CIPHER_OPS(pd)->decrypt_update(ctx, ciphertext, \
719 	    plaintext, req) : \
720 	CRYPTO_NOT_SUPPORTED)
721 
722 #define	KCF_PROV_DECRYPT_FINAL(pd, ctx, plaintext, req) ( \
723 	(KCF_PROV_CIPHER_OPS(pd) && KCF_PROV_CIPHER_OPS(pd)->decrypt_final) ? \
724 	KCF_PROV_CIPHER_OPS(pd)->decrypt_final(ctx, plaintext, req) : \
725 	CRYPTO_NOT_SUPPORTED)
726 
727 #define	KCF_PROV_DECRYPT_ATOMIC(pd, session, mech, key, ciphertext, plaintext, \
728 	    template, req) ( \
729 	(KCF_PROV_CIPHER_OPS(pd) && KCF_PROV_CIPHER_OPS(pd)->decrypt_atomic) ? \
730 	KCF_PROV_CIPHER_OPS(pd)->decrypt_atomic( \
731 	    (pd)->pd_prov_handle, session, mech, key, ciphertext, plaintext, \
732 	    template, req) : \
733 	CRYPTO_NOT_SUPPORTED)
734 
735 /*
736  * Wrappers for crypto_mac_ops(9S) entry points.
737  */
738 
739 #define	KCF_PROV_MAC_INIT(pd, ctx, mech, key, template, req) ( \
740 	(KCF_PROV_MAC_OPS(pd) && KCF_PROV_MAC_OPS(pd)->mac_init) ? \
741 	KCF_PROV_MAC_OPS(pd)->mac_init(ctx, mech, key, template, req) \
742 	: CRYPTO_NOT_SUPPORTED)
743 
744 /*
745  * The _ (underscore) in _mac is needed to avoid replacing the
746  * function mac().
747  */
748 #define	KCF_PROV_MAC(pd, ctx, data, _mac, req) ( \
749 	(KCF_PROV_MAC_OPS(pd) && KCF_PROV_MAC_OPS(pd)->mac) ? \
750 	KCF_PROV_MAC_OPS(pd)->mac(ctx, data, _mac, req) : \
751 	CRYPTO_NOT_SUPPORTED)
752 
753 #define	KCF_PROV_MAC_UPDATE(pd, ctx, data, req) ( \
754 	(KCF_PROV_MAC_OPS(pd) && KCF_PROV_MAC_OPS(pd)->mac_update) ? \
755 	KCF_PROV_MAC_OPS(pd)->mac_update(ctx, data, req) : \
756 	CRYPTO_NOT_SUPPORTED)
757 
758 #define	KCF_PROV_MAC_FINAL(pd, ctx, mac, req) ( \
759 	(KCF_PROV_MAC_OPS(pd) && KCF_PROV_MAC_OPS(pd)->mac_final) ? \
760 	KCF_PROV_MAC_OPS(pd)->mac_final(ctx, mac, req) : \
761 	CRYPTO_NOT_SUPPORTED)
762 
763 #define	KCF_PROV_MAC_ATOMIC(pd, session, mech, key, data, mac, template, \
764 	    req) ( \
765 	(KCF_PROV_MAC_OPS(pd) && KCF_PROV_MAC_OPS(pd)->mac_atomic) ? \
766 	KCF_PROV_MAC_OPS(pd)->mac_atomic( \
767 	    (pd)->pd_prov_handle, session, mech, key, data, mac, template, \
768 	    req) : \
769 	CRYPTO_NOT_SUPPORTED)
770 
771 #define	KCF_PROV_MAC_VERIFY_ATOMIC(pd, session, mech, key, data, mac, \
772 	    template, req) ( \
773 	(KCF_PROV_MAC_OPS(pd) && KCF_PROV_MAC_OPS(pd)->mac_verify_atomic) ? \
774 	KCF_PROV_MAC_OPS(pd)->mac_verify_atomic( \
775 	    (pd)->pd_prov_handle, session, mech, key, data, mac, template, \
776 	    req) : \
777 	CRYPTO_NOT_SUPPORTED)
778 
779 /*
780  * Wrappers for crypto_sign_ops(9S) entry points.
781  */
782 
783 #define	KCF_PROV_SIGN_INIT(pd, ctx, mech, key, template, req) ( \
784 	(KCF_PROV_SIGN_OPS(pd) && KCF_PROV_SIGN_OPS(pd)->sign_init) ? \
785 	KCF_PROV_SIGN_OPS(pd)->sign_init( \
786 	    ctx, mech, key, template, req) : CRYPTO_NOT_SUPPORTED)
787 
788 #define	KCF_PROV_SIGN(pd, ctx, data, sig, req) ( \
789 	(KCF_PROV_SIGN_OPS(pd) && KCF_PROV_SIGN_OPS(pd)->sign) ? \
790 	KCF_PROV_SIGN_OPS(pd)->sign(ctx, data, sig, req) : \
791 	CRYPTO_NOT_SUPPORTED)
792 
793 #define	KCF_PROV_SIGN_UPDATE(pd, ctx, data, req) ( \
794 	(KCF_PROV_SIGN_OPS(pd) && KCF_PROV_SIGN_OPS(pd)->sign_update) ? \
795 	KCF_PROV_SIGN_OPS(pd)->sign_update(ctx, data, req) : \
796 	CRYPTO_NOT_SUPPORTED)
797 
798 #define	KCF_PROV_SIGN_FINAL(pd, ctx, sig, req) ( \
799 	(KCF_PROV_SIGN_OPS(pd) && KCF_PROV_SIGN_OPS(pd)->sign_final) ? \
800 	KCF_PROV_SIGN_OPS(pd)->sign_final(ctx, sig, req) : \
801 	CRYPTO_NOT_SUPPORTED)
802 
803 #define	KCF_PROV_SIGN_ATOMIC(pd, session, mech, key, data, template, \
804 	    sig, req) ( \
805 	(KCF_PROV_SIGN_OPS(pd) && KCF_PROV_SIGN_OPS(pd)->sign_atomic) ? \
806 	KCF_PROV_SIGN_OPS(pd)->sign_atomic( \
807 	    (pd)->pd_prov_handle, session, mech, key, data, sig, template, \
808 	    req) : CRYPTO_NOT_SUPPORTED)
809 
810 #define	KCF_PROV_SIGN_RECOVER_INIT(pd, ctx, mech, key, template, \
811 	    req) ( \
812 	(KCF_PROV_SIGN_OPS(pd) && KCF_PROV_SIGN_OPS(pd)->sign_recover_init) ? \
813 	KCF_PROV_SIGN_OPS(pd)->sign_recover_init(ctx, mech, key, template, \
814 	    req) : CRYPTO_NOT_SUPPORTED)
815 
816 #define	KCF_PROV_SIGN_RECOVER(pd, ctx, data, sig, req) ( \
817 	(KCF_PROV_SIGN_OPS(pd) && KCF_PROV_SIGN_OPS(pd)->sign_recover) ? \
818 	KCF_PROV_SIGN_OPS(pd)->sign_recover(ctx, data, sig, req) : \
819 	CRYPTO_NOT_SUPPORTED)
820 
821 #define	KCF_PROV_SIGN_RECOVER_ATOMIC(pd, session, mech, key, data, template, \
822 	    sig, req) ( \
823 	(KCF_PROV_SIGN_OPS(pd) && \
824 	KCF_PROV_SIGN_OPS(pd)->sign_recover_atomic) ? \
825 	KCF_PROV_SIGN_OPS(pd)->sign_recover_atomic( \
826 	    (pd)->pd_prov_handle, session, mech, key, data, sig, template, \
827 	    req) : CRYPTO_NOT_SUPPORTED)
828 
829 /*
830  * Wrappers for crypto_verify_ops(9S) entry points.
831  */
832 
833 #define	KCF_PROV_VERIFY_INIT(pd, ctx, mech, key, template, req) ( \
834 	(KCF_PROV_VERIFY_OPS(pd) && KCF_PROV_VERIFY_OPS(pd)->verify_init) ? \
835 	KCF_PROV_VERIFY_OPS(pd)->verify_init(ctx, mech, key, template, \
836 	    req) : CRYPTO_NOT_SUPPORTED)
837 
838 #define	KCF_PROV_VERIFY(pd, ctx, data, sig, req) ( \
839 	(KCF_PROV_VERIFY_OPS(pd) && KCF_PROV_VERIFY_OPS(pd)->verify) ? \
840 	KCF_PROV_VERIFY_OPS(pd)->verify(ctx, data, sig, req) : \
841 	CRYPTO_NOT_SUPPORTED)
842 
843 #define	KCF_PROV_VERIFY_UPDATE(pd, ctx, data, req) ( \
844 	(KCF_PROV_VERIFY_OPS(pd) && KCF_PROV_VERIFY_OPS(pd)->verify_update) ? \
845 	KCF_PROV_VERIFY_OPS(pd)->verify_update(ctx, data, req) : \
846 	CRYPTO_NOT_SUPPORTED)
847 
848 #define	KCF_PROV_VERIFY_FINAL(pd, ctx, sig, req) ( \
849 	(KCF_PROV_VERIFY_OPS(pd) && KCF_PROV_VERIFY_OPS(pd)->verify_final) ? \
850 	KCF_PROV_VERIFY_OPS(pd)->verify_final(ctx, sig, req) : \
851 	CRYPTO_NOT_SUPPORTED)
852 
853 #define	KCF_PROV_VERIFY_ATOMIC(pd, session, mech, key, data, template, sig, \
854 	    req) ( \
855 	(KCF_PROV_VERIFY_OPS(pd) && KCF_PROV_VERIFY_OPS(pd)->verify_atomic) ? \
856 	KCF_PROV_VERIFY_OPS(pd)->verify_atomic( \
857 	    (pd)->pd_prov_handle, session, mech, key, data, sig, template, \
858 	    req) : CRYPTO_NOT_SUPPORTED)
859 
860 #define	KCF_PROV_VERIFY_RECOVER_INIT(pd, ctx, mech, key, template, \
861 	    req) ( \
862 	(KCF_PROV_VERIFY_OPS(pd) && \
863 	KCF_PROV_VERIFY_OPS(pd)->verify_recover_init) ? \
864 	KCF_PROV_VERIFY_OPS(pd)->verify_recover_init(ctx, mech, key, \
865 	    template, req) : CRYPTO_NOT_SUPPORTED)
866 
867 /* verify_recover() CSPI routine has different argument order than verify() */
868 #define	KCF_PROV_VERIFY_RECOVER(pd, ctx, sig, data, req) ( \
869 	(KCF_PROV_VERIFY_OPS(pd) && KCF_PROV_VERIFY_OPS(pd)->verify_recover) ? \
870 	KCF_PROV_VERIFY_OPS(pd)->verify_recover(ctx, sig, data, req) : \
871 	CRYPTO_NOT_SUPPORTED)
872 
873 /*
874  * verify_recover_atomic() CSPI routine has different argument order
875  * than verify_atomic().
876  */
877 #define	KCF_PROV_VERIFY_RECOVER_ATOMIC(pd, session, mech, key, sig, \
878 	    template, data,  req) ( \
879 	(KCF_PROV_VERIFY_OPS(pd) && \
880 	KCF_PROV_VERIFY_OPS(pd)->verify_recover_atomic) ? \
881 	KCF_PROV_VERIFY_OPS(pd)->verify_recover_atomic( \
882 	    (pd)->pd_prov_handle, session, mech, key, sig, data, template, \
883 	    req) : CRYPTO_NOT_SUPPORTED)
884 
885 /*
886  * Wrappers for crypto_dual_ops(9S) entry points.
887  */
888 
889 #define	KCF_PROV_DIGEST_ENCRYPT_UPDATE(digest_ctx, encrypt_ctx, plaintext, \
890 	    ciphertext, req) ( \
891 	(KCF_PROV_DUAL_OPS(pd) && \
892 	KCF_PROV_DUAL_OPS(pd)->digest_encrypt_update) ? \
893 	KCF_PROV_DUAL_OPS(pd)->digest_encrypt_update( \
894 	    digest_ctx, encrypt_ctx, plaintext, ciphertext, req) : \
895 	CRYPTO_NOT_SUPPORTED)
896 
897 #define	KCF_PROV_DECRYPT_DIGEST_UPDATE(decrypt_ctx, digest_ctx, ciphertext, \
898 	    plaintext, req) ( \
899 	(KCF_PROV_DUAL_OPS(pd) && \
900 	KCF_PROV_DUAL_OPS(pd)->decrypt_digest_update) ? \
901 	KCF_PROV_DUAL_OPS(pd)->decrypt_digest_update( \
902 	    decrypt_ctx, digest_ctx, ciphertext, plaintext, req) : \
903 	CRYPTO_NOT_SUPPORTED)
904 
905 #define	KCF_PROV_SIGN_ENCRYPT_UPDATE(sign_ctx, encrypt_ctx, plaintext, \
906 	    ciphertext, req) ( \
907 	(KCF_PROV_DUAL_OPS(pd) && \
908 	KCF_PROV_DUAL_OPS(pd)->sign_encrypt_update) ? \
909 	KCF_PROV_DUAL_OPS(pd)->sign_encrypt_update( \
910 	    sign_ctx, encrypt_ctx, plaintext, ciphertext, req) : \
911 	CRYPTO_NOT_SUPPORTED)
912 
913 #define	KCF_PROV_DECRYPT_VERIFY_UPDATE(decrypt_ctx, verify_ctx, ciphertext, \
914 	    plaintext, req) ( \
915 	(KCF_PROV_DUAL_OPS(pd) && \
916 	KCF_PROV_DUAL_OPS(pd)->decrypt_verify_update) ? \
917 	KCF_PROV_DUAL_OPS(pd)->decrypt_verify_update( \
918 	    decrypt_ctx, verify_ctx, ciphertext, plaintext, req) : \
919 	CRYPTO_NOT_SUPPORTED)
920 
921 /*
922  * Wrappers for crypto_dual_cipher_mac_ops(9S) entry points.
923  */
924 
925 #define	KCF_PROV_ENCRYPT_MAC_INIT(pd, ctx, encr_mech, encr_key, mac_mech, \
926 	    mac_key, encr_ctx_template, mac_ctx_template, req) ( \
927 	(KCF_PROV_DUAL_CIPHER_MAC_OPS(pd) && \
928 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->encrypt_mac_init) ? \
929 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->encrypt_mac_init( \
930 	    ctx, encr_mech, encr_key, mac_mech, mac_key, encr_ctx_template, \
931 	    mac_ctx_template, req) : \
932 	CRYPTO_NOT_SUPPORTED)
933 
934 #define	KCF_PROV_ENCRYPT_MAC(pd, ctx, plaintext, ciphertext, mac, req) ( \
935 	(KCF_PROV_DUAL_CIPHER_MAC_OPS(pd) && \
936 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->encrypt_mac) ? \
937 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->encrypt_mac( \
938 	    ctx, plaintext, ciphertext, mac, req) : \
939 	CRYPTO_NOT_SUPPORTED)
940 
941 #define	KCF_PROV_ENCRYPT_MAC_UPDATE(pd, ctx, plaintext, ciphertext, req) ( \
942 	(KCF_PROV_DUAL_CIPHER_MAC_OPS(pd) && \
943 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->encrypt_mac_update) ? \
944 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->encrypt_mac_update( \
945 	    ctx, plaintext, ciphertext, req) : \
946 	CRYPTO_NOT_SUPPORTED)
947 
948 #define	KCF_PROV_ENCRYPT_MAC_FINAL(pd, ctx, ciphertext, mac, req) ( \
949 	(KCF_PROV_DUAL_CIPHER_MAC_OPS(pd) && \
950 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->encrypt_mac_final) ? \
951 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->encrypt_mac_final( \
952 	    ctx, ciphertext, mac, req) : \
953 	CRYPTO_NOT_SUPPORTED)
954 
955 #define	KCF_PROV_ENCRYPT_MAC_ATOMIC(pd, session, encr_mech, encr_key, \
956 	    mac_mech, mac_key, plaintext, ciphertext, mac, \
957 	    encr_ctx_template, mac_ctx_template, req) ( \
958 	(KCF_PROV_DUAL_CIPHER_MAC_OPS(pd) && \
959 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->encrypt_mac_atomic) ? \
960 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->encrypt_mac_atomic( \
961 	    (pd)->pd_prov_handle, session, encr_mech, encr_key, \
962 	    mac_mech, mac_key, plaintext, ciphertext, mac, \
963 	    encr_ctx_template, mac_ctx_template, req) : \
964 	CRYPTO_NOT_SUPPORTED)
965 
966 #define	KCF_PROV_MAC_DECRYPT_INIT(pd, ctx, mac_mech, mac_key, decr_mech, \
967 	    decr_key, mac_ctx_template, decr_ctx_template, req) ( \
968 	(KCF_PROV_DUAL_CIPHER_MAC_OPS(pd) && \
969 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->mac_decrypt_init) ? \
970 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->mac_decrypt_init( \
971 	    ctx, mac_mech, mac_key, decr_mech, decr_key, mac_ctx_template, \
972 	    decr_ctx_template, req) : \
973 	CRYPTO_NOT_SUPPORTED)
974 
975 #define	KCF_PROV_MAC_DECRYPT(pd, ctx, ciphertext, mac, plaintext, req) ( \
976 	(KCF_PROV_DUAL_CIPHER_MAC_OPS(pd) && \
977 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->mac_decrypt) ? \
978 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->mac_decrypt( \
979 	    ctx, ciphertext, mac, plaintext, req) : \
980 	CRYPTO_NOT_SUPPORTED)
981 
982 #define	KCF_PROV_MAC_DECRYPT_UPDATE(pd, ctx, ciphertext, plaintext, req) ( \
983 	(KCF_PROV_DUAL_CIPHER_MAC_OPS(pd) && \
984 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->mac_decrypt_update) ? \
985 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->mac_decrypt_update( \
986 	    ctx, ciphertext, plaintext, req) : \
987 	CRYPTO_NOT_SUPPORTED)
988 
989 #define	KCF_PROV_MAC_DECRYPT_FINAL(pd, ctx, mac, plaintext, req) ( \
990 	(KCF_PROV_DUAL_CIPHER_MAC_OPS(pd) && \
991 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->mac_decrypt_final) ? \
992 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->mac_decrypt_final( \
993 	    ctx, mac, plaintext, req) : \
994 	CRYPTO_NOT_SUPPORTED)
995 
996 #define	KCF_PROV_MAC_DECRYPT_ATOMIC(pd, session, mac_mech, mac_key, \
997 	    decr_mech, decr_key, ciphertext, mac, plaintext, \
998 	    mac_ctx_template, decr_ctx_template, req) ( \
999 	(KCF_PROV_DUAL_CIPHER_MAC_OPS(pd) && \
1000 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->mac_decrypt_atomic) ? \
1001 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->mac_decrypt_atomic( \
1002 	    (pd)->pd_prov_handle, session, mac_mech, mac_key, \
1003 	    decr_mech, decr_key, ciphertext, mac, plaintext, \
1004 	    mac_ctx_template, decr_ctx_template, req) : \
1005 	CRYPTO_NOT_SUPPORTED)
1006 
1007 #define	KCF_PROV_MAC_VERIFY_DECRYPT_ATOMIC(pd, session, mac_mech, mac_key, \
1008 	    decr_mech, decr_key, ciphertext, mac, plaintext, \
1009 	    mac_ctx_template, decr_ctx_template, req) ( \
1010 	(KCF_PROV_DUAL_CIPHER_MAC_OPS(pd) && \
1011 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->mac_verify_decrypt_atomic \
1012 	    != NULL) ? \
1013 	KCF_PROV_DUAL_CIPHER_MAC_OPS(pd)->mac_verify_decrypt_atomic( \
1014 	    (pd)->pd_prov_handle, session, mac_mech, mac_key, \
1015 	    decr_mech, decr_key, ciphertext, mac, plaintext, \
1016 	    mac_ctx_template, decr_ctx_template, req) : \
1017 	CRYPTO_NOT_SUPPORTED)
1018 
1019 /*
1020  * Wrappers for crypto_random_number_ops(9S) entry points.
1021  */
1022 
1023 #define	KCF_PROV_SEED_RANDOM(pd, session, buf, len, est, flags, req) ( \
1024 	(KCF_PROV_RANDOM_OPS(pd) && KCF_PROV_RANDOM_OPS(pd)->seed_random) ? \
1025 	KCF_PROV_RANDOM_OPS(pd)->seed_random((pd)->pd_prov_handle, \
1026 	    session, buf, len, est, flags, req) : CRYPTO_NOT_SUPPORTED)
1027 
1028 #define	KCF_PROV_GENERATE_RANDOM(pd, session, buf, len, req) ( \
1029 	(KCF_PROV_RANDOM_OPS(pd) && \
1030 	KCF_PROV_RANDOM_OPS(pd)->generate_random) ? \
1031 	KCF_PROV_RANDOM_OPS(pd)->generate_random((pd)->pd_prov_handle, \
1032 	    session, buf, len, req) : CRYPTO_NOT_SUPPORTED)
1033 
1034 /*
1035  * Wrappers for crypto_session_ops(9S) entry points.
1036  *
1037  * ops_pd is the provider descriptor that supplies the ops_vector.
1038  * pd is the descriptor that supplies the provider handle.
1039  * Only session open/close needs two handles.
1040  */
1041 
1042 #define	KCF_PROV_SESSION_OPEN(ops_pd, session, req, pd) ( \
1043 	(KCF_PROV_SESSION_OPS(ops_pd) && \
1044 	KCF_PROV_SESSION_OPS(ops_pd)->session_open) ? \
1045 	KCF_PROV_SESSION_OPS(ops_pd)->session_open((pd)->pd_prov_handle, \
1046 	    session, req) : CRYPTO_NOT_SUPPORTED)
1047 
1048 #define	KCF_PROV_SESSION_CLOSE(ops_pd, session, req, pd) ( \
1049 	(KCF_PROV_SESSION_OPS(ops_pd) && \
1050 	KCF_PROV_SESSION_OPS(ops_pd)->session_close) ? \
1051 	KCF_PROV_SESSION_OPS(ops_pd)->session_close((pd)->pd_prov_handle, \
1052 	    session, req) : CRYPTO_NOT_SUPPORTED)
1053 
1054 #define	KCF_PROV_SESSION_LOGIN(pd, session, user_type, pin, len, req) ( \
1055 	(KCF_PROV_SESSION_OPS(pd) && \
1056 	KCF_PROV_SESSION_OPS(pd)->session_login) ? \
1057 	KCF_PROV_SESSION_OPS(pd)->session_login((pd)->pd_prov_handle, \
1058 	    session, user_type, pin, len, req) : CRYPTO_NOT_SUPPORTED)
1059 
1060 #define	KCF_PROV_SESSION_LOGOUT(pd, session, req) ( \
1061 	(KCF_PROV_SESSION_OPS(pd) && \
1062 	KCF_PROV_SESSION_OPS(pd)->session_logout) ? \
1063 	KCF_PROV_SESSION_OPS(pd)->session_logout((pd)->pd_prov_handle, \
1064 	    session, req) : CRYPTO_NOT_SUPPORTED)
1065 
1066 /*
1067  * Wrappers for crypto_object_ops(9S) entry points.
1068  */
1069 
1070 #define	KCF_PROV_OBJECT_CREATE(pd, session, template, count, object, req) ( \
1071 	(KCF_PROV_OBJECT_OPS(pd) && KCF_PROV_OBJECT_OPS(pd)->object_create) ? \
1072 	KCF_PROV_OBJECT_OPS(pd)->object_create((pd)->pd_prov_handle, \
1073 	    session, template, count, object, req) : CRYPTO_NOT_SUPPORTED)
1074 
1075 #define	KCF_PROV_OBJECT_COPY(pd, session, object, template, count, \
1076 	    new_object, req) ( \
1077 	(KCF_PROV_OBJECT_OPS(pd) && KCF_PROV_OBJECT_OPS(pd)->object_copy) ? \
1078 	KCF_PROV_OBJECT_OPS(pd)->object_copy((pd)->pd_prov_handle, \
1079 	session, object, template, count, new_object, req) : \
1080 	    CRYPTO_NOT_SUPPORTED)
1081 
1082 #define	KCF_PROV_OBJECT_DESTROY(pd, session, object, req) ( \
1083 	(KCF_PROV_OBJECT_OPS(pd) && KCF_PROV_OBJECT_OPS(pd)->object_destroy) ? \
1084 	KCF_PROV_OBJECT_OPS(pd)->object_destroy((pd)->pd_prov_handle, \
1085 	    session, object, req) : CRYPTO_NOT_SUPPORTED)
1086 
1087 #define	KCF_PROV_OBJECT_GET_SIZE(pd, session, object, size, req) ( \
1088 	(KCF_PROV_OBJECT_OPS(pd) && \
1089 	KCF_PROV_OBJECT_OPS(pd)->object_get_size) ? \
1090 	KCF_PROV_OBJECT_OPS(pd)->object_get_size((pd)->pd_prov_handle, \
1091 	    session, object, size, req) : CRYPTO_NOT_SUPPORTED)
1092 
1093 #define	KCF_PROV_OBJECT_GET_ATTRIBUTE_VALUE(pd, session, object, template, \
1094 	    count, req) ( \
1095 	(KCF_PROV_OBJECT_OPS(pd) && \
1096 	KCF_PROV_OBJECT_OPS(pd)->object_get_attribute_value) ? \
1097 	KCF_PROV_OBJECT_OPS(pd)->object_get_attribute_value( \
1098 	(pd)->pd_prov_handle, session, object, template, count, req) : \
1099 	    CRYPTO_NOT_SUPPORTED)
1100 
1101 #define	KCF_PROV_OBJECT_SET_ATTRIBUTE_VALUE(pd, session, object, template, \
1102 	    count, req) ( \
1103 	(KCF_PROV_OBJECT_OPS(pd) && \
1104 	KCF_PROV_OBJECT_OPS(pd)->object_set_attribute_value) ? \
1105 	KCF_PROV_OBJECT_OPS(pd)->object_set_attribute_value( \
1106 	(pd)->pd_prov_handle, session, object, template, count, req) : \
1107 	    CRYPTO_NOT_SUPPORTED)
1108 
1109 #define	KCF_PROV_OBJECT_FIND_INIT(pd, session, template, count, ppriv, \
1110 	    req) ( \
1111 	(KCF_PROV_OBJECT_OPS(pd) && \
1112 	KCF_PROV_OBJECT_OPS(pd)->object_find_init) ? \
1113 	KCF_PROV_OBJECT_OPS(pd)->object_find_init((pd)->pd_prov_handle, \
1114 	session, template, count, ppriv, req) : CRYPTO_NOT_SUPPORTED)
1115 
1116 #define	KCF_PROV_OBJECT_FIND(pd, ppriv, objects, max_objects, object_count, \
1117 	    req) ( \
1118 	(KCF_PROV_OBJECT_OPS(pd) && KCF_PROV_OBJECT_OPS(pd)->object_find) ? \
1119 	KCF_PROV_OBJECT_OPS(pd)->object_find( \
1120 	(pd)->pd_prov_handle, ppriv, objects, max_objects, object_count, \
1121 	req) : CRYPTO_NOT_SUPPORTED)
1122 
1123 #define	KCF_PROV_OBJECT_FIND_FINAL(pd, ppriv, req) ( \
1124 	(KCF_PROV_OBJECT_OPS(pd) && \
1125 	KCF_PROV_OBJECT_OPS(pd)->object_find_final) ? \
1126 	KCF_PROV_OBJECT_OPS(pd)->object_find_final( \
1127 	    (pd)->pd_prov_handle, ppriv, req) : CRYPTO_NOT_SUPPORTED)
1128 
1129 /*
1130  * Wrappers for crypto_key_ops(9S) entry points.
1131  */
1132 
1133 #define	KCF_PROV_KEY_GENERATE(pd, session, mech, template, count, object, \
1134 	    req) ( \
1135 	(KCF_PROV_KEY_OPS(pd) && KCF_PROV_KEY_OPS(pd)->key_generate) ? \
1136 	KCF_PROV_KEY_OPS(pd)->key_generate((pd)->pd_prov_handle, \
1137 	    session, mech, template, count, object, req) : \
1138 	CRYPTO_NOT_SUPPORTED)
1139 
1140 #define	KCF_PROV_KEY_GENERATE_PAIR(pd, session, mech, pub_template, \
1141 	    pub_count, priv_template, priv_count, pub_key, priv_key, req) ( \
1142 	(KCF_PROV_KEY_OPS(pd) && KCF_PROV_KEY_OPS(pd)->key_generate_pair) ? \
1143 	KCF_PROV_KEY_OPS(pd)->key_generate_pair((pd)->pd_prov_handle, \
1144 	    session, mech, pub_template, pub_count, priv_template, \
1145 	    priv_count, pub_key, priv_key, req) : \
1146 	CRYPTO_NOT_SUPPORTED)
1147 
1148 #define	KCF_PROV_KEY_WRAP(pd, session, mech, wrapping_key, key, wrapped_key, \
1149 	    wrapped_key_len, req) ( \
1150 	(KCF_PROV_KEY_OPS(pd) && KCF_PROV_KEY_OPS(pd)->key_wrap) ? \
1151 	KCF_PROV_KEY_OPS(pd)->key_wrap((pd)->pd_prov_handle, \
1152 	    session, mech, wrapping_key, key, wrapped_key, wrapped_key_len, \
1153 	    req) : \
1154 	CRYPTO_NOT_SUPPORTED)
1155 
1156 #define	KCF_PROV_KEY_UNWRAP(pd, session, mech, unwrapping_key, wrapped_key, \
1157 	    wrapped_key_len, template, count, key, req) ( \
1158 	(KCF_PROV_KEY_OPS(pd) && KCF_PROV_KEY_OPS(pd)->key_unwrap) ? \
1159 	KCF_PROV_KEY_OPS(pd)->key_unwrap((pd)->pd_prov_handle, \
1160 	    session, mech, unwrapping_key, wrapped_key, wrapped_key_len, \
1161 	    template, count, key, req) : \
1162 	CRYPTO_NOT_SUPPORTED)
1163 
1164 #define	KCF_PROV_KEY_DERIVE(pd, session, mech, base_key, template, count, \
1165 	    key, req) ( \
1166 	(KCF_PROV_KEY_OPS(pd) && KCF_PROV_KEY_OPS(pd)->key_derive) ? \
1167 	KCF_PROV_KEY_OPS(pd)->key_derive((pd)->pd_prov_handle, \
1168 	    session, mech, base_key, template, count, key, req) : \
1169 	CRYPTO_NOT_SUPPORTED)
1170 
1171 #define	KCF_PROV_KEY_CHECK(pd, mech, key) ( \
1172 	(KCF_PROV_KEY_OPS(pd) && KCF_PROV_KEY_OPS(pd)->key_check) ? \
1173 	KCF_PROV_KEY_OPS(pd)->key_check((pd)->pd_prov_handle, mech, key) : \
1174 	CRYPTO_NOT_SUPPORTED)
1175 
1176 /*
1177  * Wrappers for crypto_provider_management_ops(9S) entry points.
1178  *
1179  * ops_pd is the provider descriptor that supplies the ops_vector.
1180  * pd is the descriptor that supplies the provider handle.
1181  * Only ext_info needs two handles.
1182  */
1183 
1184 #define	KCF_PROV_EXT_INFO(ops_pd, provext_info, req, pd) ( \
1185 	(KCF_PROV_PROVIDER_OPS(ops_pd) && \
1186 	KCF_PROV_PROVIDER_OPS(ops_pd)->ext_info) ? \
1187 	KCF_PROV_PROVIDER_OPS(ops_pd)->ext_info((pd)->pd_prov_handle, \
1188 	    provext_info, req) : CRYPTO_NOT_SUPPORTED)
1189 
1190 #define	KCF_PROV_INIT_TOKEN(pd, pin, pin_len, label, req) ( \
1191 	(KCF_PROV_PROVIDER_OPS(pd) && KCF_PROV_PROVIDER_OPS(pd)->init_token) ? \
1192 	KCF_PROV_PROVIDER_OPS(pd)->init_token((pd)->pd_prov_handle, \
1193 	    pin, pin_len, label, req) : CRYPTO_NOT_SUPPORTED)
1194 
1195 #define	KCF_PROV_INIT_PIN(pd, session, pin, pin_len, req) ( \
1196 	(KCF_PROV_PROVIDER_OPS(pd) && KCF_PROV_PROVIDER_OPS(pd)->init_pin) ? \
1197 	KCF_PROV_PROVIDER_OPS(pd)->init_pin((pd)->pd_prov_handle, \
1198 	    session, pin, pin_len, req) : CRYPTO_NOT_SUPPORTED)
1199 
1200 #define	KCF_PROV_SET_PIN(pd, session, old_pin, old_len, new_pin, new_len, \
1201 	    req) ( \
1202 	(KCF_PROV_PROVIDER_OPS(pd) && KCF_PROV_PROVIDER_OPS(pd)->set_pin) ? \
1203 	KCF_PROV_PROVIDER_OPS(pd)->set_pin((pd)->pd_prov_handle, \
1204 	session, old_pin, old_len, new_pin, new_len, req) : \
1205 	    CRYPTO_NOT_SUPPORTED)
1206 
1207 /*
1208  * Wrappers for crypto_nostore_key_ops(9S) entry points.
1209  */
1210 
1211 #define	KCF_PROV_NOSTORE_KEY_GENERATE(pd, session, mech, template, count, \
1212 	    out_template, out_count, req) ( \
1213 	(KCF_PROV_NOSTORE_KEY_OPS(pd) && \
1214 	    KCF_PROV_NOSTORE_KEY_OPS(pd)->nostore_key_generate) ? \
1215 	KCF_PROV_NOSTORE_KEY_OPS(pd)->nostore_key_generate( \
1216 	    (pd)->pd_prov_handle, session, mech, template, count, \
1217 	    out_template, out_count, req) : CRYPTO_NOT_SUPPORTED)
1218 
1219 #define	KCF_PROV_NOSTORE_KEY_GENERATE_PAIR(pd, session, mech, pub_template, \
1220 	    pub_count, priv_template, priv_count, out_pub_template, \
1221 	    out_pub_count, out_priv_template, out_priv_count, req) ( \
1222 	(KCF_PROV_NOSTORE_KEY_OPS(pd) && \
1223 	    KCF_PROV_NOSTORE_KEY_OPS(pd)->nostore_key_generate_pair) ? \
1224 	KCF_PROV_NOSTORE_KEY_OPS(pd)->nostore_key_generate_pair( \
1225 	    (pd)->pd_prov_handle, session, mech, pub_template, pub_count, \
1226 	    priv_template, priv_count, out_pub_template, out_pub_count, \
1227 	    out_priv_template, out_priv_count, req) : CRYPTO_NOT_SUPPORTED)
1228 
1229 #define	KCF_PROV_NOSTORE_KEY_DERIVE(pd, session, mech, base_key, template, \
1230 	    count, out_template, out_count, req) ( \
1231 	(KCF_PROV_NOSTORE_KEY_OPS(pd) && \
1232 	    KCF_PROV_NOSTORE_KEY_OPS(pd)->nostore_key_derive) ? \
1233 	KCF_PROV_NOSTORE_KEY_OPS(pd)->nostore_key_derive( \
1234 	    (pd)->pd_prov_handle, session, mech, base_key, template, count, \
1235 	    out_template, out_count, req) : CRYPTO_NOT_SUPPORTED)
1236 
1237 /*
1238  * The following routines are exported by the kcf module (/kernel/misc/kcf)
1239  * to the crypto and cryptoadmin modules.
1240  */
1241 
1242 /* Digest/mac/cipher entry points that take a provider descriptor and session */
1243 extern int crypto_digest_single(crypto_context_t, crypto_data_t *,
1244     crypto_data_t *, crypto_call_req_t *);
1245 
1246 extern int crypto_mac_single(crypto_context_t, crypto_data_t *,
1247     crypto_data_t *, crypto_call_req_t *);
1248 
1249 extern int crypto_encrypt_single(crypto_context_t, crypto_data_t *,
1250     crypto_data_t *, crypto_call_req_t *);
1251 
1252 extern int crypto_decrypt_single(crypto_context_t, crypto_data_t *,
1253     crypto_data_t *, crypto_call_req_t *);
1254 
1255 
1256 /* Other private digest/mac/cipher entry points not exported through k-API */
1257 extern int crypto_digest_key_prov(crypto_context_t, crypto_key_t *,
1258     crypto_call_req_t *);
1259 
1260 /* Private sign entry points exported by KCF */
1261 extern int crypto_sign_single(crypto_context_t, crypto_data_t *,
1262     crypto_data_t *, crypto_call_req_t *);
1263 
1264 extern int crypto_sign_recover_single(crypto_context_t, crypto_data_t *,
1265     crypto_data_t *, crypto_call_req_t *);
1266 
1267 /* Private verify entry points exported by KCF */
1268 extern int crypto_verify_single(crypto_context_t, crypto_data_t *,
1269     crypto_data_t *, crypto_call_req_t *);
1270 
1271 extern int crypto_verify_recover_single(crypto_context_t, crypto_data_t *,
1272     crypto_data_t *, crypto_call_req_t *);
1273 
1274 /* Private dual operations entry points exported by KCF */
1275 extern int crypto_digest_encrypt_update(crypto_context_t, crypto_context_t,
1276     crypto_data_t *, crypto_data_t *, crypto_call_req_t *);
1277 extern int crypto_decrypt_digest_update(crypto_context_t, crypto_context_t,
1278     crypto_data_t *, crypto_data_t *, crypto_call_req_t *);
1279 extern int crypto_sign_encrypt_update(crypto_context_t, crypto_context_t,
1280     crypto_data_t *, crypto_data_t *, crypto_call_req_t *);
1281 extern int crypto_decrypt_verify_update(crypto_context_t, crypto_context_t,
1282     crypto_data_t *, crypto_data_t *, crypto_call_req_t *);
1283 
1284 /* Random Number Generation */
1285 int crypto_seed_random(crypto_provider_handle_t provider, uchar_t *buf,
1286     size_t len, crypto_call_req_t *req);
1287 int crypto_generate_random(crypto_provider_handle_t provider, uchar_t *buf,
1288     size_t len, crypto_call_req_t *req);
1289 
1290 /* Provider Management */
1291 int crypto_get_provider_info(crypto_provider_id_t id,
1292     crypto_provider_info_t **info, crypto_call_req_t *req);
1293 int crypto_get_provider_mechanisms(crypto_minor_t *, crypto_provider_id_t id,
1294     uint_t *count, crypto_mech_name_t **list);
1295 int crypto_init_token(crypto_provider_handle_t provider, char *pin,
1296     size_t pin_len, char *label, crypto_call_req_t *);
1297 int crypto_init_pin(crypto_provider_handle_t provider, char *pin,
1298     size_t pin_len, crypto_call_req_t *req);
1299 int crypto_set_pin(crypto_provider_handle_t provider, char *old_pin,
1300     size_t old_len, char *new_pin, size_t new_len, crypto_call_req_t *req);
1301 void crypto_free_provider_list(crypto_provider_entry_t *list, uint_t count);
1302 void crypto_free_provider_info(crypto_provider_info_t *info);
1303 
1304 /* Administrative */
1305 int crypto_get_dev_list(uint_t *count, crypto_dev_list_entry_t **list);
1306 int crypto_get_soft_list(uint_t *count, char **list, size_t *len);
1307 int crypto_get_dev_info(char *name, uint_t instance, uint_t *count,
1308     crypto_mech_name_t **list);
1309 int crypto_get_soft_info(caddr_t name, uint_t *count,
1310     crypto_mech_name_t **list);
1311 int crypto_load_dev_disabled(char *name, uint_t instance, uint_t count,
1312     crypto_mech_name_t *list);
1313 int crypto_load_soft_disabled(caddr_t name, uint_t count,
1314     crypto_mech_name_t *list);
1315 int crypto_unload_soft_module(caddr_t path);
1316 int crypto_load_soft_config(caddr_t name, uint_t count,
1317     crypto_mech_name_t *list);
1318 int crypto_load_door(uint_t did);
1319 void crypto_free_mech_list(crypto_mech_name_t *list, uint_t count);
1320 void crypto_free_dev_list(crypto_dev_list_entry_t *list, uint_t count);
1321 extern void kcf_activate();
1322 
1323 /* Miscellaneous */
1324 int crypto_get_mechanism_number(caddr_t name, crypto_mech_type_t *number);
1325 int crypto_get_function_list(crypto_provider_id_t id,
1326     crypto_function_list_t **list, int kmflag);
1327 void crypto_free_function_list(crypto_function_list_t *list);
1328 int crypto_build_permitted_mech_names(kcf_provider_desc_t *,
1329     crypto_mech_name_t **, uint_t *, int);
1330 extern void kcf_init_mech_tabs(void);
1331 extern int kcf_add_mech_provider(short, kcf_provider_desc_t *,
1332     kcf_prov_mech_desc_t **);
1333 extern void kcf_remove_mech_provider(char *, kcf_provider_desc_t *);
1334 extern int kcf_get_mech_entry(crypto_mech_type_t, kcf_mech_entry_t **);
1335 extern kcf_provider_desc_t *kcf_alloc_provider_desc(crypto_provider_info_t *);
1336 extern void kcf_free_provider_desc(kcf_provider_desc_t *);
1337 extern void kcf_soft_config_init(void);
1338 extern int get_sw_provider_for_mech(crypto_mech_name_t, char **);
1339 extern crypto_mech_type_t crypto_mech2id_common(char *, boolean_t);
1340 extern void undo_register_provider(kcf_provider_desc_t *, boolean_t);
1341 extern void redo_register_provider(kcf_provider_desc_t *);
1342 extern void kcf_rnd_init();
1343 extern boolean_t kcf_rngprov_check(void);
1344 extern int kcf_rnd_get_pseudo_bytes(uint8_t *, size_t);
1345 extern int kcf_rnd_get_bytes(uint8_t *, size_t, boolean_t);
1346 extern int random_add_pseudo_entropy(uint8_t *, size_t, uint_t);
1347 extern void kcf_rnd_chpoll(short, int, short *, struct pollhead **);
1348 extern int crypto_uio_data(crypto_data_t *, uchar_t *, int, cmd_type_t,
1349     void *, void (*update)());
1350 extern int crypto_mblk_data(crypto_data_t *, uchar_t *, int, cmd_type_t,
1351     void *, void (*update)());
1352 extern int crypto_put_output_data(uchar_t *, crypto_data_t *, int);
1353 extern int crypto_get_input_data(crypto_data_t *, uchar_t **, uchar_t *);
1354 extern int crypto_copy_key_to_ctx(crypto_key_t *, crypto_key_t **, size_t *,
1355     int kmflag);
1356 extern int crypto_digest_data(crypto_data_t *, void *, uchar_t *,
1357     void (*update)(), void (*final)(), uchar_t);
1358 extern int crypto_update_iov(void *, crypto_data_t *, crypto_data_t *,
1359     int (*cipher)(void *, caddr_t, size_t, crypto_data_t *),
1360     void (*copy_block)(uint8_t *, uint64_t *));
1361 extern int crypto_update_uio(void *, crypto_data_t *, crypto_data_t *,
1362     int (*cipher)(void *, caddr_t, size_t, crypto_data_t *),
1363     void (*copy_block)(uint8_t *, uint64_t *));
1364 extern int crypto_update_mp(void *, crypto_data_t *, crypto_data_t *,
1365     int (*cipher)(void *, caddr_t, size_t, crypto_data_t *),
1366     void (*copy_block)(uint8_t *, uint64_t *));
1367 extern int crypto_get_key_attr(crypto_key_t *, crypto_attr_type_t, uchar_t **,
1368     ssize_t *);
1369 
1370 /* Access to the provider's table */
1371 extern void kcf_prov_tab_init(void);
1372 extern int kcf_prov_tab_add_provider(kcf_provider_desc_t *);
1373 extern int kcf_prov_tab_rem_provider(crypto_provider_id_t);
1374 extern kcf_provider_desc_t *kcf_prov_tab_lookup_by_name(char *);
1375 extern kcf_provider_desc_t *kcf_prov_tab_lookup_by_dev(char *, uint_t);
1376 extern int kcf_get_hw_prov_tab(uint_t *, kcf_provider_desc_t ***, int,
1377     char *, uint_t, boolean_t);
1378 extern int kcf_get_slot_list(uint_t *, kcf_provider_desc_t ***, boolean_t);
1379 extern void kcf_free_provider_tab(uint_t, kcf_provider_desc_t **);
1380 extern kcf_provider_desc_t *kcf_prov_tab_lookup(crypto_provider_id_t);
1381 extern int kcf_get_sw_prov(crypto_mech_type_t, kcf_provider_desc_t **,
1382     kcf_mech_entry_t **, boolean_t);
1383 
1384 extern kmutex_t prov_tab_mutex;
1385 extern boolean_t kcf_need_provtab_walk;
1386 extern int kcf_get_refcnt(kcf_provider_desc_t *, boolean_t);
1387 
1388 /* Access to the policy table */
1389 extern boolean_t is_mech_disabled(kcf_provider_desc_t *, crypto_mech_name_t);
1390 extern boolean_t is_mech_disabled_byname(crypto_provider_type_t, char *,
1391     uint_t, crypto_mech_name_t);
1392 extern void kcf_policy_tab_init(void);
1393 extern void kcf_policy_free_desc(kcf_policy_desc_t *);
1394 extern void kcf_policy_remove_by_name(char *, uint_t *, crypto_mech_name_t **);
1395 extern void kcf_policy_remove_by_dev(char *, uint_t, uint_t *,
1396     crypto_mech_name_t **);
1397 extern kcf_policy_desc_t *kcf_policy_lookup_by_name(char *);
1398 extern kcf_policy_desc_t *kcf_policy_lookup_by_dev(char *, uint_t);
1399 extern int kcf_policy_load_soft_disabled(char *, uint_t, crypto_mech_name_t *,
1400     uint_t *, crypto_mech_name_t **);
1401 extern int kcf_policy_load_dev_disabled(char *, uint_t, uint_t,
1402     crypto_mech_name_t *, uint_t *, crypto_mech_name_t **);
1403 extern void remove_soft_config(char *);
1404 
1405 #endif	/* _KERNEL */
1406 
1407 #ifdef	__cplusplus
1408 }
1409 #endif
1410 
1411 #endif	/* _SYS_CRYPTO_IMPL_H */
1412