gcm_setauthsize
static int gcm_setauthsize(struct crypto_aead *tfm, unsigned int authsize)
static int gcm_setauthsize(struct crypto_aead *authenc, unsigned int authsize)
static int gcm_setauthsize(struct crypto_aead *authenc, unsigned int authsize)
static int gcm_setauthsize(struct crypto_aead *authenc, unsigned int authsize)