generate_key_image.h

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// Copyright (c) 2014-2022, The Monero Project
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// permitted provided that the following conditions are met:
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// 1. Redistributions of source code must retain the above copyright notice, this list of
//    conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
//    of conditions and the following disclaimer in the documentation and/or other
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
//    used to endorse or promote products derived from this software without specific
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
 
#pragma once
 
#include "crypto/crypto.h"
#include "cryptonote_basic/cryptonote_basic.h"
 
#include "single_tx_test_base.h"
 
class test_generate_key_image : public single_tx_test_base
{
public:
  static const size_t loop_count = 1000;
 
  bool init()
  {
    using namespace cryptonote;
 
    if (!single_tx_test_base::init())
      return false;
 
    account_keys bob_keys = m_bob.get_keys();
 
    crypto::key_derivation recv_derivation;
    crypto::generate_key_derivation(m_tx_pub_key, bob_keys.m_view_secret_key, recv_derivation);
 
    crypto::derive_public_key(recv_derivation, 0, bob_keys.m_account_address.m_spend_public_key, m_in_ephemeral.pub);
    crypto::derive_secret_key(recv_derivation, 0, bob_keys.m_spend_secret_key, m_in_ephemeral.sec);
 
    return true;
  }
 
  bool test()
  {
    crypto::key_image ki;
    crypto::generate_key_image(m_in_ephemeral.pub, m_in_ephemeral.sec, ki);
    return true;
  }
 
private:
  cryptonote::keypair m_in_ephemeral;
};