+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Hash: Hash algorithms under the crypto API
*
* Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
*/
#ifndef _CRYPTO_HASH_H
};
#define HASH_MAX_DIGESTSIZE 64
-#define HASH_MAX_DESCSIZE 360
+
+/*
+ * Worst case is hmac(sha3-224-generic). Its context is a nested 'shash_desc'
+ * containing a 'struct sha3_state'.
+ */
+#define HASH_MAX_DESCSIZE (sizeof(struct shash_desc) + 360)
+
#define HASH_MAX_STATESIZE 512
#define SHASH_DESC_ON_STACK(shash, ctx) \