pub unsafe extern "C" fn TRUST_TOKEN_ISSUER_redeem_over_message(
    ctx: *const TRUST_TOKEN_ISSUER,
    out_public: *mut u32,
    out_private: *mut u8,
    out_token: *mut *mut TRUST_TOKEN,
    out_client_data: *mut *mut u8,
    out_client_data_len: *mut usize,
    request: *const u8,
    request_len: usize,
    msg: *const u8,
    msg_len: usize
) -> c_int