crypto_aead_setauthsize9
Set authentication data size
Usage
int crypto_aead_setauthsize(struct crypto_aead * tfm, unsigned int authsize);
Arguments
tfm
cipher handle
authsize
size of the authentication data / tag in bytes
Overview
Set the authentication data size / tag size. AEAD requires an authentication tag (or MAC) in addition to the associated data.
Return
0 if the setting of the key was successful; < 0 if an error occurred