| g_eli_key.c (213072) | g_eli_key.c (214225) |
|---|---|
| 1/*- 2 * Copyright (c) 2005-2010 Pawel Jakub Dawidek <pjd@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2005-2010 Pawel Jakub Dawidek <pjd@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> |
| 28__FBSDID("$FreeBSD: head/sys/geom/eli/g_eli_key.c 213072 2010-09-23 12:02:08Z pjd $"); | 28__FBSDID("$FreeBSD: head/sys/geom/eli/g_eli_key.c 214225 2010-10-22 22:13:11Z pjd $"); |
| 29 30#include <sys/param.h> 31#ifdef _KERNEL 32#include <sys/malloc.h> 33#include <sys/systm.h> 34#include <geom/geom.h> 35#else 36#include <stdio.h> --- 222 unchanged lines hidden (view full) --- 259 */ 260 g_eli_crypto_hmac(mkey, G_ELI_MAXKEYLEN, "\x10", 1, 261 sc->sc_ekeys[0], 0); 262 } 263 } else { 264 /* Generate all encryption keys. */ 265 g_eli_ekeys_generate(sc); 266 } | 29 30#include <sys/param.h> 31#ifdef _KERNEL 32#include <sys/malloc.h> 33#include <sys/systm.h> 34#include <geom/geom.h> 35#else 36#include <stdio.h> --- 222 unchanged lines hidden (view full) --- 259 */ 260 g_eli_crypto_hmac(mkey, G_ELI_MAXKEYLEN, "\x10", 1, 261 sc->sc_ekeys[0], 0); 262 } 263 } else { 264 /* Generate all encryption keys. */ 265 g_eli_ekeys_generate(sc); 266 } |
| 267 268 if (sc->sc_flags & G_ELI_FLAG_AUTH) { 269 /* 270 * Precalculate SHA256 for HMAC key generation. 271 * This is expensive operation and we can do it only once now or 272 * for every access to sector, so now will be much better. 273 */ 274 SHA256_Init(&sc->sc_akeyctx); 275 SHA256_Update(&sc->sc_akeyctx, sc->sc_akey, 276 sizeof(sc->sc_akey)); 277 } 278 /* 279 * Precalculate SHA256 for IV generation. 280 * This is expensive operation and we can do it only once now or for 281 * every access to sector, so now will be much better. 282 */ 283 switch (sc->sc_ealgo) { 284 case CRYPTO_AES_XTS: 285 break; 286 default: 287 SHA256_Init(&sc->sc_ivctx); 288 SHA256_Update(&sc->sc_ivctx, sc->sc_ivkey, 289 sizeof(sc->sc_ivkey)); 290 break; 291 } |
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| 267} 268#endif | 292} 293#endif |