xref: /illumos-gate/usr/src/uts/common/sys/crypto/common.h (revision 2926dd2e801916128855cec712d18656be9bd1c5)
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 2006 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef _SYS_CRYPTO_COMMON_H
27 #define	_SYS_CRYPTO_COMMON_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 /*
32  * Header file for the common data structures of the cryptographic framework
33  */
34 
35 #ifdef __cplusplus
36 extern "C" {
37 #endif
38 
39 #include <sys/types.h>
40 #include <sys/uio.h>
41 #include <sys/stream.h>
42 #include <sys/mutex.h>
43 #include <sys/condvar.h>
44 
45 
46 /* Cryptographic Mechanisms */
47 
48 #define	CRYPTO_MAX_MECH_NAME 32
49 typedef char crypto_mech_name_t[CRYPTO_MAX_MECH_NAME];
50 
51 typedef uint64_t crypto_mech_type_t;
52 
53 typedef struct crypto_mechanism {
54 	crypto_mech_type_t	cm_type;	/* mechanism type */
55 	caddr_t			cm_param;	/* mech. parameter */
56 	size_t			cm_param_len;	/* mech. parameter len */
57 } crypto_mechanism_t;
58 
59 /*
60  * The measurement unit flag for a mechanism's minimum or maximum key size.
61  * The unit are mechanism dependant.  It can be in bits or in bytes.
62  */
63 typedef uint32_t crypto_keysize_unit_t;
64 
65 #define	CRYPTO_KEYSIZE_UNIT_IN_BITS	0x00000001
66 #define	CRYPTO_KEYSIZE_UNIT_IN_BYTES	0x00000002
67 
68 
69 /* Mechanisms supported out-of-the-box */
70 #define	SUN_CKM_MD5			"CKM_MD5"
71 #define	SUN_CKM_MD5_HMAC		"CKM_MD5_HMAC"
72 #define	SUN_CKM_MD5_HMAC_GENERAL	"CKM_MD5_HMAC_GENERAL"
73 #define	SUN_CKM_SHA1			"CKM_SHA_1"
74 #define	SUN_CKM_SHA1_HMAC		"CKM_SHA_1_HMAC"
75 #define	SUN_CKM_SHA1_HMAC_GENERAL	"CKM_SHA_1_HMAC_GENERAL"
76 #define	SUN_CKM_SHA256			"CKM_SHA256"
77 #define	SUN_CKM_SHA256_HMAC		"CKM_SHA256_HMAC"
78 #define	SUN_CKM_SHA256_HMAC_GENERAL	"CKM_SHA256_HMAC_GENERAL"
79 #define	SUN_CKM_SHA384			"CKM_SHA384"
80 #define	SUN_CKM_SHA384_HMAC		"CKM_SHA384_HMAC"
81 #define	SUN_CKM_SHA384_HMAC_GENERAL	"CKM_SHA384_HMAC_GENERAL"
82 #define	SUN_CKM_SHA512			"CKM_SHA512"
83 #define	SUN_CKM_SHA512_HMAC		"CKM_SHA512_HMAC"
84 #define	SUN_CKM_SHA512_HMAC_GENERAL	"CKM_SHA512_HMAC_GENERAL"
85 #define	SUN_CKM_DES_CBC			"CKM_DES_CBC"
86 #define	SUN_CKM_DES3_CBC		"CKM_DES3_CBC"
87 #define	SUN_CKM_DES_ECB			"CKM_DES_ECB"
88 #define	SUN_CKM_DES3_ECB		"CKM_DES3_ECB"
89 #define	SUN_CKM_BLOWFISH_CBC		"CKM_BLOWFISH_CBC"
90 #define	SUN_CKM_BLOWFISH_ECB		"CKM_BLOWFISH_ECB"
91 #define	SUN_CKM_AES_CBC			"CKM_AES_CBC"
92 #define	SUN_CKM_AES_ECB			"CKM_AES_ECB"
93 #define	SUN_CKM_AES_CTR			"CKM_AES_CTR"
94 #define	SUN_CKM_RC4			"CKM_RC4"
95 #define	SUN_CKM_RSA_PKCS		"CKM_RSA_PKCS"
96 #define	SUN_CKM_RSA_X_509		"CKM_RSA_X_509"
97 #define	SUN_CKM_MD5_RSA_PKCS		"CKM_MD5_RSA_PKCS"
98 #define	SUN_CKM_SHA1_RSA_PKCS		"CKM_SHA1_RSA_PKCS"
99 #define	SUN_CKM_SHA256_RSA_PKCS		"CKM_SHA256_RSA_PKCS"
100 #define	SUN_CKM_SHA384_RSA_PKCS		"CKM_SHA384_RSA_PKCS"
101 #define	SUN_CKM_SHA512_RSA_PKCS		"CKM_SHA512_RSA_PKCS"
102 
103 
104 /* Data arguments of cryptographic operations */
105 
106 typedef enum crypto_data_format {
107 	CRYPTO_DATA_RAW = 1,
108 	CRYPTO_DATA_UIO,
109 	CRYPTO_DATA_MBLK
110 } crypto_data_format_t;
111 
112 typedef struct crypto_data {
113 	crypto_data_format_t	cd_format;	/* Format identifier	*/
114 	off_t			cd_offset;	/* Offset from the beginning */
115 	size_t			cd_length;	/* # of bytes in use */
116 	caddr_t			cd_miscdata;	/* ancillary data */
117 	union {
118 		/* Raw format */
119 		iovec_t cdu_raw;		/* Pointer and length	    */
120 
121 		/* uio scatter-gather format */
122 		uio_t	*cdu_uio;
123 
124 		/* mblk scatter-gather format */
125 		mblk_t	*cdu_mp;		/* The mblk chain */
126 
127 	} cdu;	/* Crypto Data Union */
128 } crypto_data_t;
129 
130 #define	cd_raw		cdu.cdu_raw
131 #define	cd_uio		cdu.cdu_uio
132 #define	cd_mp		cdu.cdu_mp
133 
134 typedef struct crypto_dual_data {
135 	crypto_data_t		dd_data;	/* The data */
136 	off_t			dd_offset2;	/* Used by dual operation */
137 	size_t			dd_len2;	/* # of bytes to take	*/
138 } crypto_dual_data_t;
139 
140 #define	dd_format	dd_data.cd_format
141 #define	dd_offset1	dd_data.cd_offset
142 #define	dd_len1		dd_data.cd_length
143 #define	dd_miscdata	dd_data.cd_miscdata
144 #define	dd_raw		dd_data.cd_raw
145 #define	dd_uio		dd_data.cd_uio
146 #define	dd_mp		dd_data.cd_mp
147 
148 /* The keys, and their contents */
149 
150 typedef enum {
151 	CRYPTO_KEY_RAW = 1,	/* ck_data is a cleartext key */
152 	CRYPTO_KEY_REFERENCE,	/* ck_obj_id is an opaque reference */
153 	CRYPTO_KEY_ATTR_LIST	/* ck_attrs is a list of object attributes */
154 } crypto_key_format_t;
155 
156 typedef uint64_t crypto_attr_type_t;
157 
158 /* Attribute types to use for passing a RSA public key or a private key. */
159 #define	SUN_CKA_MODULUS			0x00000120
160 #define	SUN_CKA_MODULUS_BITS		0x00000121
161 #define	SUN_CKA_PUBLIC_EXPONENT		0x00000122
162 #define	SUN_CKA_PRIVATE_EXPONENT	0x00000123
163 #define	SUN_CKA_PRIME_1			0x00000124
164 #define	SUN_CKA_PRIME_2			0x00000125
165 #define	SUN_CKA_EXPONENT_1		0x00000126
166 #define	SUN_CKA_EXPONENT_2		0x00000127
167 #define	SUN_CKA_COEFFICIENT		0x00000128
168 #define	SUN_CKA_PRIME			0x00000130
169 #define	SUN_CKA_SUBPRIME		0x00000131
170 #define	SUN_CKA_BASE			0x00000132
171 
172 typedef uint32_t	crypto_object_id_t;
173 
174 typedef struct crypto_object_attribute {
175 	crypto_attr_type_t	oa_type;	/* attribute type */
176 	caddr_t			oa_value;	/* attribute value */
177 	ssize_t			oa_value_len;	/* length of attribute value */
178 } crypto_object_attribute_t;
179 
180 typedef struct crypto_key {
181 	crypto_key_format_t	ck_format;	/* format identifier */
182 	union {
183 		/* for CRYPTO_KEY_RAW ck_format */
184 		struct {
185 			uint_t	cku_v_length;	/* # of bits in ck_data   */
186 			void	*cku_v_data;	/* ptr to key value */
187 		} cku_key_value;
188 
189 		/* for CRYPTO_KEY_REFERENCE ck_format */
190 		crypto_object_id_t cku_key_id;	/* reference to object key */
191 
192 		/* for CRYPTO_KEY_ATTR_LIST ck_format */
193 		struct {
194 			uint_t cku_a_count;	/* number of attributes */
195 			crypto_object_attribute_t *cku_a_oattr;
196 		} cku_key_attrs;
197 	} cku_data;				/* Crypto Key union */
198 } crypto_key_t;
199 
200 #define	ck_data		cku_data.cku_key_value.cku_v_data
201 #define	ck_length	cku_data.cku_key_value.cku_v_length
202 #define	ck_obj_id	cku_data.cku_key_id
203 #define	ck_count	cku_data.cku_key_attrs.cku_a_count
204 #define	ck_attrs	cku_data.cku_key_attrs.cku_a_oattr
205 
206 /*
207  * Raw key lengths are expressed in number of bits.
208  * The following macro returns the minimum number of
209  * bytes that can contain the specified number of bits.
210  */
211 #define	CRYPTO_BITS2BYTES(n) (((n) + 7) >> 3)
212 
213 /* Providers */
214 
215 typedef enum {
216 	CRYPTO_HW_PROVIDER = 0,
217 	CRYPTO_SW_PROVIDER,
218 	CRYPTO_LOGICAL_PROVIDER
219 } crypto_provider_type_t;
220 
221 typedef uint32_t 	crypto_provider_id_t;
222 #define	KCF_PROVID_INVALID	((uint32_t)-1)
223 
224 typedef struct crypto_provider_entry {
225 	crypto_provider_id_t	pe_provider_id;
226 	uint_t			pe_mechanism_count;
227 } crypto_provider_entry_t;
228 
229 typedef struct crypto_dev_list_entry {
230 	char			le_dev_name[MAXNAMELEN];
231 	uint_t			le_dev_instance;
232 	uint_t			le_mechanism_count;
233 } crypto_dev_list_entry_t;
234 
235 /* User type for authentication ioctls and SPI entry points */
236 
237 typedef enum crypto_user_type {
238 	CRYPTO_SO = 0,
239 	CRYPTO_USER
240 } crypto_user_type_t;
241 
242 /* Version for provider management ioctls and SPI entry points */
243 
244 typedef struct crypto_version {
245 	uchar_t	cv_major;
246 	uchar_t	cv_minor;
247 } crypto_version_t;
248 
249 /* session data structure opaque to the consumer */
250 typedef void *crypto_session_t;
251 
252 /* provider data structure opaque to the consumer */
253 typedef void *crypto_provider_t;
254 
255 /* Limits used by both consumers and providers */
256 #define	CRYPTO_EXT_SIZE_LABEL		32
257 #define	CRYPTO_EXT_SIZE_MANUF		32
258 #define	CRYPTO_EXT_SIZE_MODEL		16
259 #define	CRYPTO_EXT_SIZE_SERIAL		16
260 #define	CRYPTO_EXT_SIZE_TIME		16
261 
262 typedef struct crypto_provider_ext_info {
263 	uchar_t			ei_label[CRYPTO_EXT_SIZE_LABEL];
264 	uchar_t			ei_manufacturerID[CRYPTO_EXT_SIZE_MANUF];
265 	uchar_t			ei_model[CRYPTO_EXT_SIZE_MODEL];
266 	uchar_t			ei_serial_number[CRYPTO_EXT_SIZE_SERIAL];
267 	ulong_t			ei_flags;
268 	ulong_t			ei_max_session_count;
269 	ulong_t			ei_max_pin_len;
270 	ulong_t			ei_min_pin_len;
271 	ulong_t			ei_total_public_memory;
272 	ulong_t			ei_free_public_memory;
273 	ulong_t			ei_total_private_memory;
274 	ulong_t			ei_free_private_memory;
275 	crypto_version_t	ei_hardware_version;
276 	crypto_version_t	ei_firmware_version;
277 	uchar_t			ei_time[CRYPTO_EXT_SIZE_TIME];
278 } crypto_provider_ext_info_t;
279 
280 typedef uint_t		crypto_session_id_t;
281 
282 /*
283  * Common cryptographic status and error codes.
284  */
285 #define	CRYPTO_SUCCESS				0x00000000
286 #define	CRYPTO_CANCEL				0x00000001
287 #define	CRYPTO_HOST_MEMORY			0x00000002
288 #define	CRYPTO_GENERAL_ERROR			0x00000003
289 #define	CRYPTO_FAILED				0x00000004
290 #define	CRYPTO_ARGUMENTS_BAD			0x00000005
291 #define	CRYPTO_ATTRIBUTE_READ_ONLY		0x00000006
292 #define	CRYPTO_ATTRIBUTE_SENSITIVE		0x00000007
293 #define	CRYPTO_ATTRIBUTE_TYPE_INVALID		0x00000008
294 #define	CRYPTO_ATTRIBUTE_VALUE_INVALID		0x00000009
295 #define	CRYPTO_CANCELED				0x0000000A
296 #define	CRYPTO_DATA_INVALID			0x0000000B
297 #define	CRYPTO_DATA_LEN_RANGE			0x0000000C
298 #define	CRYPTO_DEVICE_ERROR			0x0000000D
299 #define	CRYPTO_DEVICE_MEMORY			0x0000000E
300 #define	CRYPTO_DEVICE_REMOVED			0x0000000F
301 #define	CRYPTO_ENCRYPTED_DATA_INVALID		0x00000010
302 #define	CRYPTO_ENCRYPTED_DATA_LEN_RANGE		0x00000011
303 #define	CRYPTO_KEY_HANDLE_INVALID		0x00000012
304 #define	CRYPTO_KEY_SIZE_RANGE			0x00000013
305 #define	CRYPTO_KEY_TYPE_INCONSISTENT		0x00000014
306 #define	CRYPTO_KEY_NOT_NEEDED			0x00000015
307 #define	CRYPTO_KEY_CHANGED			0x00000016
308 #define	CRYPTO_KEY_NEEDED			0x00000017
309 #define	CRYPTO_KEY_INDIGESTIBLE			0x00000018
310 #define	CRYPTO_KEY_FUNCTION_NOT_PERMITTED	0x00000019
311 #define	CRYPTO_KEY_NOT_WRAPPABLE		0x0000001A
312 #define	CRYPTO_KEY_UNEXTRACTABLE		0x0000001B
313 #define	CRYPTO_MECHANISM_INVALID		0x0000001C
314 #define	CRYPTO_MECHANISM_PARAM_INVALID		0x0000001D
315 #define	CRYPTO_OBJECT_HANDLE_INVALID		0x0000001E
316 #define	CRYPTO_OPERATION_IS_ACTIVE		0x0000001F
317 #define	CRYPTO_OPERATION_NOT_INITIALIZED	0x00000020
318 #define	CRYPTO_PIN_INCORRECT			0x00000021
319 #define	CRYPTO_PIN_INVALID			0x00000022
320 #define	CRYPTO_PIN_LEN_RANGE			0x00000023
321 #define	CRYPTO_PIN_EXPIRED			0x00000024
322 #define	CRYPTO_PIN_LOCKED			0x00000025
323 #define	CRYPTO_SESSION_CLOSED			0x00000026
324 #define	CRYPTO_SESSION_COUNT			0x00000027
325 #define	CRYPTO_SESSION_HANDLE_INVALID		0x00000028
326 #define	CRYPTO_SESSION_READ_ONLY		0x00000029
327 #define	CRYPTO_SESSION_EXISTS			0x0000002A
328 #define	CRYPTO_SESSION_READ_ONLY_EXISTS		0x0000002B
329 #define	CRYPTO_SESSION_READ_WRITE_SO_EXISTS	0x0000002C
330 #define	CRYPTO_SIGNATURE_INVALID		0x0000002D
331 #define	CRYPTO_SIGNATURE_LEN_RANGE		0x0000002E
332 #define	CRYPTO_TEMPLATE_INCOMPLETE		0x0000002F
333 #define	CRYPTO_TEMPLATE_INCONSISTENT		0x00000030
334 #define	CRYPTO_UNWRAPPING_KEY_HANDLE_INVALID	0x00000031
335 #define	CRYPTO_UNWRAPPING_KEY_SIZE_RANGE	0x00000032
336 #define	CRYPTO_UNWRAPPING_KEY_TYPE_INCONSISTENT	0x00000033
337 #define	CRYPTO_USER_ALREADY_LOGGED_IN		0x00000034
338 #define	CRYPTO_USER_NOT_LOGGED_IN		0x00000035
339 #define	CRYPTO_USER_PIN_NOT_INITIALIZED		0x00000036
340 #define	CRYPTO_USER_TYPE_INVALID		0x00000037
341 #define	CRYPTO_USER_ANOTHER_ALREADY_LOGGED_IN	0x00000038
342 #define	CRYPTO_USER_TOO_MANY_TYPES		0x00000039
343 #define	CRYPTO_WRAPPED_KEY_INVALID		0x0000003A
344 #define	CRYPTO_WRAPPED_KEY_LEN_RANGE		0x0000003B
345 #define	CRYPTO_WRAPPING_KEY_HANDLE_INVALID	0x0000003C
346 #define	CRYPTO_WRAPPING_KEY_SIZE_RANGE		0x0000003D
347 #define	CRYPTO_WRAPPING_KEY_TYPE_INCONSISTENT	0x0000003E
348 #define	CRYPTO_RANDOM_SEED_NOT_SUPPORTED	0x0000003F
349 #define	CRYPTO_RANDOM_NO_RNG			0x00000040
350 #define	CRYPTO_DOMAIN_PARAMS_INVALID		0x00000041
351 #define	CRYPTO_BUFFER_TOO_SMALL			0x00000042
352 #define	CRYPTO_INFORMATION_SENSITIVE		0x00000043
353 #define	CRYPTO_NOT_SUPPORTED			0x00000044
354 
355 #define	CRYPTO_QUEUED				0x00000045
356 #define	CRYPTO_BUFFER_TOO_BIG			0x00000046
357 #define	CRYPTO_INVALID_CONTEXT			0x00000047
358 #define	CRYPTO_INVALID_MAC			0x00000048
359 #define	CRYPTO_MECH_NOT_SUPPORTED		0x00000049
360 #define	CRYPTO_INCONSISTENT_ATTRIBUTE		0x0000004A
361 #define	CRYPTO_NO_PERMISSION			0x0000004B
362 #define	CRYPTO_INVALID_PROVIDER_ID		0x0000004C
363 #define	CRYPTO_VERSION_MISMATCH			0x0000004D
364 #define	CRYPTO_BUSY				0x0000004E
365 #define	CRYPTO_UNKNOWN_PROVIDER			0x0000004F
366 #define	CRYPTO_MODVERIFICATION_FAILED		0x00000050
367 #define	CRYPTO_OLD_CTX_TEMPLATE			0x00000051
368 #define	CRYPTO_WEAK_KEY				0x00000052
369 
370 /*
371  * Special values that can be used to indicate that information is unavailable
372  * or that there is not practical limit. These values can be used
373  * by fields of the SPI crypto_provider_ext_info(9S) structure.
374  * The value of CRYPTO_UNAVAILABLE_INFO should be the same as
375  * CK_UNAVAILABLE_INFO in the PKCS#11 spec.
376  */
377 #define	CRYPTO_UNAVAILABLE_INFO		((ulong_t)(-1))
378 #define	CRYPTO_EFFECTIVELY_INFINITE	0x0
379 
380 #ifdef __cplusplus
381 }
382 #endif
383 
384 #endif /* _SYS_CRYPTO_COMMON_H */
385