Function libgmssl_sys::sm9_decrypt

pub unsafe extern "C" fn sm9_decrypt(
    key: *const SM9_ENC_KEY,
    id: *const c_char,
    idlen: usize,
    in_: *const u8,
    inlen: usize,
    out: *mut u8,
    outlen: *mut usize
) -> c_int