SYNOPSIS
- int crypto_hash_setkey(struct crypto_hash * hash, const u8 * key, unsigned int keylen);
ARGUMENTS
hash
-
- cipher handle
key
- buffer holding the key
keylen
- length of the key in bytes
DESCRIPTION
The caller provided key is set for the message digest cipher. The cipher handle must point to a keyed hash in order for this function to succeed.
RETURN
0 if the setting of the key was successful; < 0 if an error occurred
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