xref: /illumos-gate/usr/src/lib/pkcs11/libpkcs11/common/metaSign.c (revision fc910014e8a32a65612105835a10995f2c13d942)
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 2007 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 /*
27  * Signing and MACing Functions
28  * (as defined in PKCs#11 spec section 11.11)
29  */
30 
31 #include "metaGlobal.h"
32 
33 
34 /*
35  * meta_SignInit
36  *
37  */
38 CK_RV
39 meta_SignInit(CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism,
40     CK_OBJECT_HANDLE hKey)
41 {
42 	CK_RV rv;
43 	meta_session_t *session;
44 	meta_object_t *key;
45 
46 	if (pMechanism == NULL)
47 		return (CKR_ARGUMENTS_BAD);
48 
49 	rv = meta_handle2session(hSession, &session);
50 	if (rv != CKR_OK)
51 		return (rv);
52 
53 	rv = meta_handle2object(hKey, &key);
54 	if (rv != CKR_OK) {
55 		REFRELEASE(session);
56 		return (rv);
57 	}
58 
59 	rv = meta_operation_init(CKF_SIGN, session, pMechanism, key);
60 
61 	OBJRELEASE(key);
62 	REFRELEASE(session);
63 
64 	return (rv);
65 }
66 
67 
68 /*
69  * meta_Sign
70  *
71  */
72 CK_RV
73 meta_Sign(CK_SESSION_HANDLE hSession,
74     CK_BYTE_PTR pData, CK_ULONG ulDataLen,
75     CK_BYTE_PTR pSignature, CK_ULONG_PTR pulSignatureLen)
76 {
77 	CK_RV rv;
78 	meta_session_t *session;
79 
80 	rv = meta_handle2session(hSession, &session);
81 	if (rv != CKR_OK)
82 		return (rv);
83 
84 	if (pData == NULL || pulSignatureLen == NULL) {
85 		meta_operation_cleanup(session, CKF_SIGN, FALSE);
86 		REFRELEASE(session);
87 		return (CKR_ARGUMENTS_BAD);
88 	}
89 
90 	rv = meta_do_operation(CKF_SIGN, MODE_SINGLE, session, NULL,
91 	    pData, ulDataLen, pSignature, pulSignatureLen);
92 
93 	REFRELEASE(session);
94 
95 	return (rv);
96 }
97 
98 
99 /*
100  * meta_SignUpdate
101  *
102  */
103 CK_RV
104 meta_SignUpdate(CK_SESSION_HANDLE hSession,
105     CK_BYTE_PTR pPart, CK_ULONG ulPartLen)
106 {
107 	CK_RV rv;
108 	meta_session_t *session;
109 
110 	rv = meta_handle2session(hSession, &session);
111 	if (rv != CKR_OK)
112 		return (rv);
113 
114 	if (pPart == NULL) {
115 		meta_operation_cleanup(session, CKF_SIGN, FALSE);
116 		REFRELEASE(session);
117 		return (CKR_ARGUMENTS_BAD);
118 	}
119 
120 	rv = meta_do_operation(CKF_SIGN, MODE_UPDATE, session, NULL,
121 	    pPart, ulPartLen, NULL, NULL);
122 
123 	REFRELEASE(session);
124 
125 	return (rv);
126 }
127 
128 
129 /*
130  * meta_SignFinal
131  *
132  */
133 CK_RV
134 meta_SignFinal(CK_SESSION_HANDLE hSession, CK_BYTE_PTR pSignature,
135     CK_ULONG_PTR pulSignatureLen)
136 {
137 	CK_RV rv;
138 	meta_session_t *session;
139 
140 	rv = meta_handle2session(hSession, &session);
141 	if (rv != CKR_OK)
142 		return (rv);
143 
144 	if (pulSignatureLen == NULL) {
145 		meta_operation_cleanup(session, CKF_SIGN, FALSE);
146 		REFRELEASE(session);
147 		return (CKR_ARGUMENTS_BAD);
148 	}
149 
150 	rv = meta_do_operation(CKF_SIGN, MODE_FINAL, session, NULL,
151 	    NULL, 0, pSignature, pulSignatureLen);
152 
153 	REFRELEASE(session);
154 
155 	return (rv);
156 }
157 
158 /*
159  * meta_SignRecoverInit
160  *
161  */
162 CK_RV
163 meta_SignRecoverInit(CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism,
164     CK_OBJECT_HANDLE hKey)
165 {
166 	CK_RV rv;
167 	meta_session_t *session;
168 	meta_object_t *key;
169 
170 	if (pMechanism == NULL)
171 		return (CKR_ARGUMENTS_BAD);
172 
173 	rv = meta_handle2session(hSession, &session);
174 	if (rv != CKR_OK)
175 		return (rv);
176 
177 	rv = meta_handle2object(hKey, &key);
178 	if (rv != CKR_OK) {
179 		REFRELEASE(session);
180 		return (rv);
181 	}
182 
183 	rv = meta_operation_init(CKF_SIGN_RECOVER, session, pMechanism, key);
184 
185 	OBJRELEASE(key);
186 	REFRELEASE(session);
187 
188 	return (rv);
189 }
190 
191 
192 /*
193  * meta_SignRecover
194  *
195  */
196 CK_RV
197 meta_SignRecover(CK_SESSION_HANDLE hSession, CK_BYTE_PTR pData,
198     CK_ULONG ulDataLen, CK_BYTE_PTR pSignature, CK_ULONG_PTR pulSignatureLen)
199 {
200 	CK_RV rv;
201 	meta_session_t *session;
202 
203 	rv = meta_handle2session(hSession, &session);
204 	if (rv != CKR_OK)
205 		return (rv);
206 
207 	if (pData == NULL || pulSignatureLen == NULL) {
208 		meta_operation_cleanup(session, CKF_SIGN_RECOVER, FALSE);
209 		REFRELEASE(session);
210 		return (CKR_ARGUMENTS_BAD);
211 	}
212 
213 	rv = meta_do_operation(CKF_SIGN_RECOVER, MODE_SINGLE, session, NULL,
214 	    pData, ulDataLen, pSignature, pulSignatureLen);
215 
216 	REFRELEASE(session);
217 
218 	return (rv);
219 }
220