Function tomcrypt_sys::ccm_init

pub unsafe extern "C" fn ccm_init(
    ccm: *mut ccm_state, 
    cipher: c_int, 
    key: *const c_uchar, 
    keylen: c_int, 
    ptlen: c_int, 
    taglen: c_int, 
    aad_len: c_int
) -> c_int