- struct sha1_state *sctx = shash_desc_ctx(desc);
- __be32 *dst = (__be32 *)out;
- u32 i, index, padlen;
- __be64 bits;
- static const u8 padding[64] = { 0x80, };
-
- bits = cpu_to_be64(sctx->count << 3);
-
- /* Pad out to 56 mod 64 */
- index = sctx->count & 0x3f;
- padlen = (index < 56) ? (56 - index) : ((64+56) - index);
- crypto_sha1_update(desc, padding, padlen);
-
- /* Append length */
- crypto_sha1_update(desc, (const u8 *)&bits, sizeof(bits));
-
- /* Store state in digest */
- for (i = 0; i < 5; i++)
- dst[i] = cpu_to_be32(sctx->state[i]);
-
- /* Wipe context */
- memset(sctx, 0, sizeof *sctx);
-
- return 0;
+ sha1_base_do_finalize(desc, sha1_generic_block_fn);
+ return sha1_base_finish(desc, out);