Other SHA256 routine may need to use the generic routine when
FPU is not available.
Signed-off-by: Tim Chen <tim.c.chen@linux.intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-static int sha256_update(struct shash_desc *desc, const u8 *data,
+int crypto_sha256_update(struct shash_desc *desc, const u8 *data,
unsigned int len)
{
struct sha256_state *sctx = shash_desc_ctx(desc);
unsigned int len)
{
struct sha256_state *sctx = shash_desc_ctx(desc);
+EXPORT_SYMBOL(crypto_sha256_update);
static int sha256_final(struct shash_desc *desc, u8 *out)
{
static int sha256_final(struct shash_desc *desc, u8 *out)
{
/* Pad out to 56 mod 64. */
index = sctx->count & 0x3f;
pad_len = (index < 56) ? (56 - index) : ((64+56) - index);
/* Pad out to 56 mod 64. */
index = sctx->count & 0x3f;
pad_len = (index < 56) ? (56 - index) : ((64+56) - index);
- sha256_update(desc, padding, pad_len);
+ crypto_sha256_update(desc, padding, pad_len);
/* Append length (before padding) */
/* Append length (before padding) */
- sha256_update(desc, (const u8 *)&bits, sizeof(bits));
+ crypto_sha256_update(desc, (const u8 *)&bits, sizeof(bits));
/* Store state in digest */
for (i = 0; i < 8; i++)
/* Store state in digest */
for (i = 0; i < 8; i++)
static struct shash_alg sha256_algs[2] = { {
.digestsize = SHA256_DIGEST_SIZE,
.init = sha256_init,
static struct shash_alg sha256_algs[2] = { {
.digestsize = SHA256_DIGEST_SIZE,
.init = sha256_init,
- .update = sha256_update,
+ .update = crypto_sha256_update,
.final = sha256_final,
.export = sha256_export,
.import = sha256_import,
.final = sha256_final,
.export = sha256_export,
.import = sha256_import,
}, {
.digestsize = SHA224_DIGEST_SIZE,
.init = sha224_init,
}, {
.digestsize = SHA224_DIGEST_SIZE,
.init = sha224_init,
- .update = sha256_update,
+ .update = crypto_sha256_update,
.final = sha224_final,
.descsize = sizeof(struct sha256_state),
.base = {
.final = sha224_final,
.descsize = sizeof(struct sha256_state),
.base = {
extern int crypto_sha1_update(struct shash_desc *desc, const u8 *data,
unsigned int len);
extern int crypto_sha1_update(struct shash_desc *desc, const u8 *data,
unsigned int len);
+extern int crypto_sha256_update(struct shash_desc *desc, const u8 *data,
+ unsigned int len);