diff options
Diffstat (limited to 'crypto/sha256.c')
| -rw-r--r-- | crypto/sha256.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/crypto/sha256.c b/crypto/sha256.c index 9d5ef674d6a9..bc71d85a7d02 100644 --- a/crypto/sha256.c +++ b/crypto/sha256.c @@ -230,9 +230,9 @@ static void sha256_transform(u32 *state, const u8 *input) memset(W, 0, 64 * sizeof(u32)); } -static void sha256_init(void *ctx) +static void sha256_init(struct crypto_tfm *tfm) { - struct sha256_ctx *sctx = ctx; + struct sha256_ctx *sctx = crypto_tfm_ctx(tfm); sctx->state[0] = H0; sctx->state[1] = H1; sctx->state[2] = H2; @@ -242,12 +242,12 @@ static void sha256_init(void *ctx) sctx->state[6] = H6; sctx->state[7] = H7; sctx->count[0] = sctx->count[1] = 0; - memset(sctx->buf, 0, sizeof(sctx->buf)); } -static void sha256_update(void *ctx, const u8 *data, unsigned int len) +static void sha256_update(struct crypto_tfm *tfm, const u8 *data, + unsigned int len) { - struct sha256_ctx *sctx = ctx; + struct sha256_ctx *sctx = crypto_tfm_ctx(tfm); unsigned int i, index, part_len; /* Compute number of bytes mod 128 */ @@ -277,9 +277,9 @@ static void sha256_update(void *ctx, const u8 *data, unsigned int len) memcpy(&sctx->buf[index], &data[i], len-i); } -static void sha256_final(void* ctx, u8 *out) +static void sha256_final(struct crypto_tfm *tfm, u8 *out) { - struct sha256_ctx *sctx = ctx; + struct sha256_ctx *sctx = crypto_tfm_ctx(tfm); __be32 *dst = (__be32 *)out; __be32 bits[2]; unsigned int index, pad_len; @@ -293,10 +293,10 @@ static void sha256_final(void* ctx, u8 *out) /* Pad out to 56 mod 64. */ index = (sctx->count[0] >> 3) & 0x3f; pad_len = (index < 56) ? (56 - index) : ((64+56) - index); - sha256_update(sctx, padding, pad_len); + sha256_update(tfm, padding, pad_len); /* Append length (before padding) */ - sha256_update(sctx, (const u8 *)bits, sizeof(bits)); + sha256_update(tfm, (const u8 *)bits, sizeof(bits)); /* Store state in digest */ for (i = 0; i < 8; i++) @@ -313,6 +313,7 @@ static struct crypto_alg alg = { .cra_blocksize = SHA256_HMAC_BLOCK_SIZE, .cra_ctxsize = sizeof(struct sha256_ctx), .cra_module = THIS_MODULE, + .cra_alignmask = 3, .cra_list = LIST_HEAD_INIT(alg.cra_list), .cra_u = { .digest = { .dia_digestsize = SHA256_DIGEST_SIZE, |