libsodium_sys

Function crypto_generichash_blake2b

Source 
pub unsafe extern "C" fn crypto_generichash_blake2b(
    out: *mut c_uchar,
    outlen: usize,
    in_: *const c_uchar,
    inlen: c_ulonglong,
    key: *const c_uchar,
    keylen: usize,
) -> c_int