Function botan_sys::botan_pk_op_encrypt

pub unsafe extern "C" fn botan_pk_op_encrypt(
    op: botan_pk_op_encrypt_t, 
    rng: botan_rng_t, 
    out: *mut u8, 
    out_len: *mut usize, 
    plaintext: *const u8, 
    plaintext_len: usize
) -> c_int