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authorLinus Torvalds <torvalds@linux-foundation.org>2017-05-02 15:53:46 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-05-02 15:53:46 -0700
commit5a0387a8a8efb90ae7fea1e2e5c62de3efa74691 (patch)
tree9e5bbbafe7fea01c843d86c7c3d40f29f962c474 /crypto/xts.c
parent204f144c9fcac355843412b6ba1150086488a208 (diff)
parent929562b144783b9212625305eadcbbd800809643 (diff)
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Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu: "Here is the crypto update for 4.12: API: - Add batch registration for acomp/scomp - Change acomp testing to non-unique compressed result - Extend algorithm name limit to 128 bytes - Require setkey before accept(2) in algif_aead Algorithms: - Add support for deflate rfc1950 (zlib) Drivers: - Add accelerated crct10dif for powerpc - Add crc32 in stm32 - Add sha384/sha512 in ccp - Add 3des/gcm(aes) for v5 devices in ccp - Add Queue Interface (QI) backend support in caam - Add new Exynos RNG driver - Add ThunderX ZIP driver - Add driver for hardware random generator on MT7623 SoC" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (101 commits) crypto: stm32 - Fix OF module alias information crypto: algif_aead - Require setkey before accept(2) crypto: scomp - add support for deflate rfc1950 (zlib) crypto: scomp - allow registration of multiple scomps crypto: ccp - Change ISR handler method for a v5 CCP crypto: ccp - Change ISR handler method for a v3 CCP crypto: crypto4xx - rename ce_ring_contol to ce_ring_control crypto: testmgr - Allow ecb(cipher_null) in FIPS mode Revert "crypto: arm64/sha - Add constant operand modifier to ASM_EXPORT" crypto: ccp - Disable interrupts early on unload crypto: ccp - Use only the relevant interrupt bits hwrng: mtk - Add driver for hardware random generator on MT7623 SoC dt-bindings: hwrng: Add Mediatek hardware random generator bindings crypto: crct10dif-vpmsum - Fix missing preempt_disable() crypto: testmgr - replace compression known answer test crypto: acomp - allow registration of multiple acomps hwrng: n2 - Use devm_kcalloc() in n2rng_probe() crypto: chcr - Fix error handling related to 'chcr_alloc_shash' padata: get_next is never NULL crypto: exynos - Add new Exynos RNG driver ...
Diffstat (limited to 'crypto/xts.c')
-rw-r--r--crypto/xts.c38
1 files changed, 19 insertions, 19 deletions
diff --git a/crypto/xts.c b/crypto/xts.c
index 89ace5ebc2da..d86c11a8c882 100644
--- a/crypto/xts.c
+++ b/crypto/xts.c
@@ -39,11 +39,11 @@ struct xts_instance_ctx {
};
struct rctx {
- be128 buf[XTS_BUFFER_SIZE / sizeof(be128)];
+ le128 buf[XTS_BUFFER_SIZE / sizeof(le128)];
- be128 t;
+ le128 t;
- be128 *ext;
+ le128 *ext;
struct scatterlist srcbuf[2];
struct scatterlist dstbuf[2];
@@ -99,7 +99,7 @@ static int setkey(struct crypto_skcipher *parent, const u8 *key,
static int post_crypt(struct skcipher_request *req)
{
struct rctx *rctx = skcipher_request_ctx(req);
- be128 *buf = rctx->ext ?: rctx->buf;
+ le128 *buf = rctx->ext ?: rctx->buf;
struct skcipher_request *subreq;
const int bs = XTS_BLOCK_SIZE;
struct skcipher_walk w;
@@ -112,12 +112,12 @@ static int post_crypt(struct skcipher_request *req)
while (w.nbytes) {
unsigned int avail = w.nbytes;
- be128 *wdst;
+ le128 *wdst;
wdst = w.dst.virt.addr;
do {
- be128_xor(wdst, buf++, wdst);
+ le128_xor(wdst, buf++, wdst);
wdst++;
} while ((avail -= bs) >= bs);
@@ -150,7 +150,7 @@ out:
static int pre_crypt(struct skcipher_request *req)
{
struct rctx *rctx = skcipher_request_ctx(req);
- be128 *buf = rctx->ext ?: rctx->buf;
+ le128 *buf = rctx->ext ?: rctx->buf;
struct skcipher_request *subreq;
const int bs = XTS_BLOCK_SIZE;
struct skcipher_walk w;
@@ -174,15 +174,15 @@ static int pre_crypt(struct skcipher_request *req)
while (w.nbytes) {
unsigned int avail = w.nbytes;
- be128 *wsrc;
- be128 *wdst;
+ le128 *wsrc;
+ le128 *wdst;
wsrc = w.src.virt.addr;
wdst = w.dst.virt.addr;
do {
*buf++ = rctx->t;
- be128_xor(wdst++, &rctx->t, wsrc++);
+ le128_xor(wdst++, &rctx->t, wsrc++);
gf128mul_x_ble(&rctx->t, &rctx->t);
} while ((avail -= bs) >= bs);
@@ -369,8 +369,8 @@ int xts_crypt(struct blkcipher_desc *desc, struct scatterlist *sdst,
const unsigned int max_blks = req->tbuflen / bsize;
struct blkcipher_walk walk;
unsigned int nblocks;
- be128 *src, *dst, *t;
- be128 *t_buf = req->tbuf;
+ le128 *src, *dst, *t;
+ le128 *t_buf = req->tbuf;
int err, i;
BUG_ON(max_blks < 1);
@@ -383,8 +383,8 @@ int xts_crypt(struct blkcipher_desc *desc, struct scatterlist *sdst,
return err;
nblocks = min(nbytes / bsize, max_blks);
- src = (be128 *)walk.src.virt.addr;
- dst = (be128 *)walk.dst.virt.addr;
+ src = (le128 *)walk.src.virt.addr;
+ dst = (le128 *)walk.dst.virt.addr;
/* calculate first value of T */
req->tweak_fn(req->tweak_ctx, (u8 *)&t_buf[0], walk.iv);
@@ -400,7 +400,7 @@ first:
t = &t_buf[i];
/* PP <- T xor P */
- be128_xor(dst + i, t, src + i);
+ le128_xor(dst + i, t, src + i);
}
/* CC <- E(Key2,PP) */
@@ -409,7 +409,7 @@ first:
/* C <- T xor CC */
for (i = 0; i < nblocks; i++)
- be128_xor(dst + i, dst + i, &t_buf[i]);
+ le128_xor(dst + i, dst + i, &t_buf[i]);
src += nblocks;
dst += nblocks;
@@ -417,7 +417,7 @@ first:
nblocks = min(nbytes / bsize, max_blks);
} while (nblocks > 0);
- *(be128 *)walk.iv = *t;
+ *(le128 *)walk.iv = *t;
err = blkcipher_walk_done(desc, &walk, nbytes);
nbytes = walk.nbytes;
@@ -425,8 +425,8 @@ first:
break;
nblocks = min(nbytes / bsize, max_blks);
- src = (be128 *)walk.src.virt.addr;
- dst = (be128 *)walk.dst.virt.addr;
+ src = (le128 *)walk.src.virt.addr;
+ dst = (le128 *)walk.dst.virt.addr;
}
return err;