ALG_CIPHER
[CRYPTO_AES_CBC] = ALG_CIPHER,
[CRYPTO_NULL_CBC] = ALG_CIPHER,
[CRYPTO_CAMELLIA_CBC] = ALG_CIPHER,
[CRYPTO_AES_XTS] = ALG_CIPHER,
[CRYPTO_AES_ICM] = ALG_CIPHER,
[CRYPTO_CHACHA20] = ALG_CIPHER,
return (alg_type(alg) == ALG_CIPHER);