diff options
Diffstat (limited to 'arch/arm64/crypto/sha1-ce-glue.c')
| -rw-r--r-- | arch/arm64/crypto/sha1-ce-glue.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm64/crypto/sha1-ce-glue.c b/arch/arm64/crypto/sha1-ce-glue.c index 63c875d3314b..565ef604ca04 100644 --- a/arch/arm64/crypto/sha1-ce-glue.c +++ b/arch/arm64/crypto/sha1-ce-glue.c @@ -91,12 +91,32 @@ static int sha1_ce_final(struct shash_desc *desc, u8 *out) return sha1_base_finish(desc, out); } +static int sha1_ce_export(struct shash_desc *desc, void *out) +{ + struct sha1_ce_state *sctx = shash_desc_ctx(desc); + + memcpy(out, &sctx->sst, sizeof(struct sha1_state)); + return 0; +} + +static int sha1_ce_import(struct shash_desc *desc, const void *in) +{ + struct sha1_ce_state *sctx = shash_desc_ctx(desc); + + memcpy(&sctx->sst, in, sizeof(struct sha1_state)); + sctx->finalize = 0; + return 0; +} + static struct shash_alg alg = { .init = sha1_base_init, .update = sha1_ce_update, .final = sha1_ce_final, .finup = sha1_ce_finup, + .import = sha1_ce_import, + .export = sha1_ce_export, .descsize = sizeof(struct sha1_ce_state), + .statesize = sizeof(struct sha1_state), .digestsize = SHA1_DIGEST_SIZE, .base = { .cra_name = "sha1", |