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, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 #include <security/cryptoki.h>
28 #include "pkcs11Global.h"
29 #include "pkcs11Session.h"
30 #include "pkcs11Slot.h"
31
32 /*
33 * C_SeedRandom will verify that the session handle is valid within
34 * the framework, that random numbers are not disabled for the slot
35 * associated with this session, and then redirect to the underlying
36 * provider.
37 */
38 CK_RV
C_SeedRandom(CK_SESSION_HANDLE hSession,CK_BYTE_PTR pSeed,CK_ULONG ulSeedLen)39 C_SeedRandom(CK_SESSION_HANDLE hSession, CK_BYTE_PTR pSeed, CK_ULONG ulSeedLen)
40 {
41 CK_RV rv;
42 pkcs11_session_t *sessp;
43 CK_SLOT_ID slotid;
44
45 /* Check for a fastpath */
46 if (purefastpath || policyfastpath) {
47 /* Check if random number functions are allowed */
48 if (policyfastpath &&
49 slottable->st_slots[fast_slot]->sl_norandom) {
50 return (CKR_FUNCTION_FAILED);
51 }
52 return (fast_funcs->C_SeedRandom(hSession, pSeed, ulSeedLen));
53 }
54
55 if (!pkcs11_initialized) {
56 return (CKR_CRYPTOKI_NOT_INITIALIZED);
57 }
58
59 /* Obtain the session pointer */
60 HANDLE2SESSION(hSession, sessp, rv);
61
62 if (rv != CKR_OK) {
63 return (rv);
64 }
65
66 slotid = sessp->se_slotid;
67
68 /* Check if random number functions are allowed */
69 if (slottable->st_slots[slotid]->sl_norandom)
70 return (CKR_FUNCTION_FAILED);
71
72 /* Pass data to the provider */
73 rv = FUNCLIST(slotid)->C_SeedRandom(sessp->se_handle, pSeed,
74 ulSeedLen);
75
76 /* Present consistent interface to the application */
77 if (rv == CKR_FUNCTION_NOT_SUPPORTED) {
78 return (CKR_FUNCTION_FAILED);
79 }
80
81 return (rv);
82 }
83
84 /*
85 * C_GenerateRandom will verify that the session handle is valid within
86 * the framework, that random numbers are not disabled for the slot
87 * associated with this session, and then redirect to the underlying
88 * provider.
89 */
90 CK_RV
C_GenerateRandom(CK_SESSION_HANDLE hSession,CK_BYTE_PTR pRandomData,CK_ULONG ulRandomLen)91 C_GenerateRandom(CK_SESSION_HANDLE hSession, CK_BYTE_PTR pRandomData,
92 CK_ULONG ulRandomLen)
93 {
94 CK_RV rv;
95 pkcs11_session_t *sessp;
96 CK_SLOT_ID slotid;
97
98 /* Check for a fastpath */
99 if (purefastpath || policyfastpath) {
100 /* Check if random number functions are allowed */
101 if (policyfastpath &&
102 slottable->st_slots[fast_slot]->sl_norandom) {
103 return (CKR_FUNCTION_FAILED);
104 }
105 return (fast_funcs->C_GenerateRandom(hSession, pRandomData,
106 ulRandomLen));
107 }
108
109 if (!pkcs11_initialized) {
110 return (CKR_CRYPTOKI_NOT_INITIALIZED);
111 }
112
113 /* Obtain the session pointer */
114 HANDLE2SESSION(hSession, sessp, rv);
115
116 if (rv != CKR_OK) {
117 return (rv);
118 }
119
120 slotid = sessp->se_slotid;
121
122 /* Check if random number functions are allowed */
123 if (slottable->st_slots[slotid]->sl_norandom)
124 return (CKR_FUNCTION_FAILED);
125
126 /* Pass data to the provider */
127 rv = FUNCLIST(sessp->se_slotid)->C_GenerateRandom(sessp->se_handle,
128 pRandomData, ulRandomLen);
129
130 /* Present consistent interface to the application */
131 if (rv == CKR_FUNCTION_NOT_SUPPORTED) {
132 return (CKR_FUNCTION_FAILED);
133 }
134
135 return (rv);
136 }
137