xref: /illumos-gate/usr/src/lib/pkcs11/pkcs11_kernel/common/kernelEmulate.h (revision 8119dad84d6416f13557b0ba8e2aaf9064cbcfd3)
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 /*
23  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef	_KERNEL_EMULATE_H
28 #define	_KERNEL_EMULATE_H
29 
30 #ifdef __cplusplus
31 extern "C" {
32 #endif
33 
34 #include <strings.h>
35 #include <sys/crypto/ioctl.h>
36 #include <security/cryptoki.h>
37 #include "kernelGlobal.h"
38 #include "kernelSession.h"
39 #include "kernelSoftCommon.h"
40 
41 #define	SLOT_THRESHOLD(sp) (slot_table[sp->ses_slotid]->sl_threshold)
42 #define	SLOT_HASH_MAX_INDATA_LEN(sp) \
43 	(slot_table[sp->ses_slotid]->sl_hash_max_inlen)
44 #define	SLOT_HMAC_MAX_INDATA_LEN(sp) \
45 	(slot_table[sp->ses_slotid]->sl_hmac_max_inlen)
46 #define	SLOT_HAS_LIMITED_HASH(sp) (slot_table[sp->ses_slotid]->sl_flags & \
47 	CRYPTO_LIMITED_HASH_SUPPORT)
48 #define	SLOT_HAS_LIMITED_HMAC(sp) (slot_table[sp->ses_slotid]->sl_flags & \
49 	CRYPTO_LIMITED_HMAC_SUPPORT)
50 #define	get_sp(opp)	(((digest_buf_t *)((opp)->context))->soft_sp)
51 #define	get_spp(opp)	(&(((digest_buf_t *)((opp)->context))->soft_sp))
52 
53 /* reinit buffer so that we can reuse it */
54 #define	REINIT_OPBUF(opp) {			 		\
55 	if ((opp)->flags & CRYPTO_EMULATE) {			\
56 		digest_buf_t *bufp = (opp)->context;		\
57 		if (bufp != NULL) {				\
58 			bzero(bufp->buf, bufp->indata_len);	\
59 			bufp->indata_len = 0;			\
60 		}						\
61 	}							\
62 }
63 
64 boolean_t is_hmac(CK_MECHANISM_TYPE mechanism);
65 CK_RV emulate_buf_init(kernel_session_t *session_p, int buflen, int opflag);
66 CK_RV emulate_init(kernel_session_t *session_p, CK_MECHANISM_PTR pMechanism,
67     crypto_key_t *keyp, int opflag);
68 CK_RV emulate_update(kernel_session_t *session_p, CK_BYTE_PTR pPart,
69     CK_ULONG ulPartLen, int opflag);
70 
71 #ifdef __cplusplus
72 }
73 #endif
74 
75 #endif /* _KERNEL_EMULATE_H */
76