Function mbedtls_sys::rsa_private

pub unsafe extern "C" fn rsa_private(
    ctx: *mut rsa_context, 
    f_rng: Option<unsafe extern "C" fn(arg1: *mut c_void, arg2: *mut c_uchar, arg3: size_t) -> c_int>, 
    p_rng: *mut c_void, 
    input: *const c_uchar, 
    output: *mut c_uchar
) -> c_int