1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
|
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <errno.h>
#include <security/cryptoki.h>
#include <sys/crypto/ioctl.h>
#include "kernelGlobal.h"
#include "kernelSlot.h"
CK_ULONG slot_count = 0;
kernel_slot_t **slot_table;
static CK_RV
kernel_get_slot_number()
{
CK_RV rv;
crypto_get_provider_list_t *pl;
int r;
pl = malloc(sizeof (crypto_get_provider_list_t));
if (pl == NULL)
return (CKR_HOST_MEMORY);
pl->pl_count = 0;
while ((r = ioctl(kernel_fd, CRYPTO_GET_PROVIDER_LIST, pl)) < 0) {
if (errno != EINTR)
break;
}
if (r < 0) {
rv = CKR_FUNCTION_FAILED;
} else {
if (pl->pl_return_value != CRYPTO_SUCCESS) {
rv = crypto2pkcs11_error_number(pl->pl_return_value);
} else {
rv = CKR_OK;
}
}
if (rv == CKR_OK) {
slot_count = pl->pl_count;
}
(void) free(pl);
return (rv);
}
/*
* This function will be used by metaslot to get the kernel
* provider's threshold value for the supported mechanisms.
*/
void
_SUNW_GetThreshold(void *thresholdp)
{
cipher_mechs_threshold_t *tp = (cipher_mechs_threshold_t *)thresholdp;
kernel_slot_t *pslot;
int i;
/*
* We alway use the 1st slot in the kernel to
* get the threshold because all the kernel
* slots will have the same threshold value
* with the same mechanism.
*/
pslot = slot_table[0];
for (i = 0; i < pslot->total_threshold_count; i++) {
tp[i].mech_type =
pslot->sl_mechs_threshold[i].mech_type;
tp[i].mech_threshold =
pslot->sl_mechs_threshold[i].mech_threshold;
}
}
/*
* To retrieve the crypto_function_list structure with boolean entries
* indicating which functions are supported by the hardware provider which
* is specified by the slot ID.
*/
static CK_RV
kernel_get_func_list(kernel_slot_t *pslot)
{
CK_RV rv = CKR_OK;
crypto_get_function_list_t fl;
int r;
int i;
fl.fl_provider_id = pslot->sl_provider_id;
while ((r = ioctl(kernel_fd, CRYPTO_GET_FUNCTION_LIST, &fl)) < 0) {
if (errno != EINTR)
break;
}
if (r < 0) {
rv = CKR_FUNCTION_FAILED;
} else {
if (fl.fl_return_value == 0) {
rv = CKR_OK;
} else {
rv = crypto2pkcs11_error_number(fl.fl_return_value);
}
}
if (rv != CKR_OK) {
return (rv);
}
pslot->sl_func_list.fl_digest_init = fl.fl_list.fl_digest_init;
pslot->sl_func_list.fl_digest = fl.fl_list.fl_digest;
pslot->sl_func_list.fl_digest_update = fl.fl_list.fl_digest_update;
pslot->sl_func_list.fl_digest_key = fl.fl_list.fl_digest_key;
pslot->sl_func_list.fl_digest_final = fl.fl_list.fl_digest_final;
pslot->sl_func_list.fl_encrypt_init = fl.fl_list.fl_encrypt_init;
pslot->sl_func_list.fl_encrypt = fl.fl_list.fl_encrypt;
pslot->sl_func_list.fl_encrypt_update = fl.fl_list.fl_encrypt_update;
pslot->sl_func_list.fl_encrypt_final = fl.fl_list.fl_encrypt_final;
pslot->sl_func_list.fl_decrypt_init = fl.fl_list.fl_decrypt_init;
pslot->sl_func_list.fl_decrypt = fl.fl_list.fl_decrypt;
pslot->sl_func_list.fl_decrypt_update = fl.fl_list.fl_decrypt_update;
pslot->sl_func_list.fl_decrypt_final = fl.fl_list.fl_decrypt_final;
pslot->sl_func_list.fl_mac_init = fl.fl_list.fl_mac_init;
pslot->sl_func_list.fl_mac = fl.fl_list.fl_mac;
pslot->sl_func_list.fl_mac_update = fl.fl_list.fl_mac_update;
pslot->sl_func_list.fl_mac_final = fl.fl_list.fl_mac_final;
pslot->sl_func_list.fl_sign_init = fl.fl_list.fl_sign_init;
pslot->sl_func_list.fl_sign = fl.fl_list.fl_sign;
pslot->sl_func_list.fl_sign_update = fl.fl_list.fl_sign_update;
pslot->sl_func_list.fl_sign_final = fl.fl_list.fl_sign_final;
pslot->sl_func_list.fl_sign_recover_init =
fl.fl_list.fl_sign_recover_init;
pslot->sl_func_list.fl_sign_recover = fl.fl_list.fl_sign_recover;
pslot->sl_func_list.fl_digest_encrypt_update =
fl.fl_list.fl_digest_encrypt_update;
pslot->sl_func_list.fl_decrypt_digest_update =
fl.fl_list.fl_decrypt_digest_update;
pslot->sl_func_list.fl_sign_encrypt_update =
fl.fl_list.fl_sign_encrypt_update;
pslot->sl_func_list.fl_decrypt_verify_update =
fl.fl_list.fl_decrypt_verify_update;
pslot->sl_func_list.fl_seed_random = fl.fl_list.fl_seed_random;
pslot->sl_func_list.fl_generate_random = fl.fl_list.fl_generate_random;
pslot->sl_func_list.fl_session_open = fl.fl_list.fl_session_open;
pslot->sl_func_list.fl_session_close = fl.fl_list.fl_session_close;
pslot->sl_func_list.fl_session_login = fl.fl_list.fl_session_login;
pslot->sl_func_list.fl_session_logout = fl.fl_list.fl_session_logout;
pslot->sl_func_list.fl_object_create = fl.fl_list.fl_object_create;
pslot->sl_func_list.fl_object_copy = fl.fl_list.fl_object_copy;
pslot->sl_func_list.fl_object_destroy = fl.fl_list.fl_object_destroy;
pslot->sl_func_list.fl_object_get_size = fl.fl_list.fl_object_get_size;
pslot->sl_func_list.fl_object_get_attribute_value =
fl.fl_list.fl_object_get_attribute_value;
pslot->sl_func_list.fl_object_set_attribute_value =
fl.fl_list.fl_object_set_attribute_value;
pslot->sl_func_list.fl_object_find_init =
fl.fl_list.fl_object_find_init;
pslot->sl_func_list.fl_object_find = fl.fl_list.fl_object_find;
pslot->sl_func_list.fl_object_find_final =
fl.fl_list.fl_object_find_final;
pslot->sl_func_list.fl_key_generate = fl.fl_list.fl_key_generate;
pslot->sl_func_list.fl_key_generate_pair =
fl.fl_list.fl_key_generate_pair;
pslot->sl_func_list.fl_key_wrap = fl.fl_list.fl_key_wrap;
pslot->sl_func_list.fl_key_unwrap = fl.fl_list.fl_key_unwrap;
pslot->sl_func_list.fl_init_token = fl.fl_list.fl_init_token;
pslot->sl_func_list.fl_init_pin = fl.fl_list.fl_init_pin;
pslot->sl_func_list.fl_set_pin = fl.fl_list.fl_set_pin;
pslot->sl_flags = 0;
if (fl.fl_list.prov_is_limited) {
pslot->sl_flags = CRYPTO_LIMITED_HASH_SUPPORT;
pslot->sl_threshold = fl.fl_list.prov_hash_threshold;
pslot->sl_max_inlen = fl.fl_list.prov_hash_limit;
}
pslot->total_threshold_count = fl.fl_list.total_threshold_count;
for (i = 0; i < pslot->total_threshold_count; i++) {
pslot->sl_mechs_threshold[i].mech_type =
fl.fl_list.fl_threshold[i].mech_type;
pslot->sl_mechs_threshold[i].mech_threshold =
fl.fl_list.fl_threshold[i].mech_threshold;
}
return (CKR_OK);
}
/*
* Initialize the slot table.
*
* This function is called from C_Initialize() only. Since C_Initialize()
* holds the global mutex lock, there is no need to acquire another lock
* in this routine to protect the slot table.
*/
CK_RV
kernel_slottable_init()
{
int i, cur_slot_num = 0;
CK_RV rv = CKR_OK;
crypto_get_provider_list_t *pl = NULL;
int r;
/*
* Find out how many slots are presented from kernel hardware
* providers. If there is no slot presented, just return.
*/
rv = kernel_get_slot_number();
if (rv != CKR_OK || slot_count == 0) {
return (rv);
}
/* Allocate space for the slot table */
slot_table = malloc(sizeof (kernel_slot_t *) * slot_count);
if (slot_table == NULL) {
return (CKR_HOST_MEMORY);
}
/* For each slot, allocate space and initialize the slot's mutex. */
for (i = 0; i < slot_count; i++) {
slot_table[i] = malloc(sizeof (kernel_slot_t));
if (slot_table[i] == NULL) {
rv = CKR_HOST_MEMORY;
goto failed;
}
slot_table[i]->sl_sess_list = NULL;
slot_table[i]->sl_tobj_list = NULL;
slot_table[i]->sl_state = CKU_PUBLIC;
/* Initialize this slot's mutex */
if (pthread_mutex_init(&slot_table[i]->sl_mutex, NULL) != 0) {
rv = CKR_FUNCTION_FAILED;
(void) free(slot_table[i]);
goto failed;
}
cur_slot_num = i;
}
/*
* Get the provider ID for each slot from kernel and save it in the
* slot table.
*/
pl = malloc(slot_count * sizeof (crypto_get_provider_list_t));
if (pl == NULL) {
rv = CKR_HOST_MEMORY;
goto failed;
}
pl->pl_count = slot_count;
while ((r = ioctl(kernel_fd, CRYPTO_GET_PROVIDER_LIST, pl)) < 0) {
if (errno != EINTR)
break;
}
if (r < 0) {
rv = CKR_FUNCTION_FAILED;
goto failed;
} else {
if (pl->pl_return_value != CRYPTO_SUCCESS) {
rv = crypto2pkcs11_error_number(pl->pl_return_value);
goto failed;
} else {
rv = CKR_OK;
}
}
for (i = 0; i < slot_count; i++) {
slot_table[i]->sl_provider_id = pl->pl_list[i].pe_provider_id;
}
/*
* Get the function list for each slot from kernel and save it in
* the slot table.
*/
for (i = 0; i < slot_count; i++) {
rv = kernel_get_func_list(slot_table[i]);
if (rv != CKR_OK) {
goto failed;
}
}
(void) free(pl);
return (CKR_OK);
failed:
for (i = 0; i < cur_slot_num; i++) {
(void) pthread_mutex_destroy(&slot_table[i]->sl_mutex);
(void) free(slot_table[i]);
}
(void) free(slot_table);
(void) free(pl);
return (rv);
}
|
