ge_tobytes.h

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// Copyright (c) 2014-2019, The Monero Project
// 
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
// 
// 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
//    materials provided with the distribution.
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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
//    prior written permission.
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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_ge_tobytes : public multi_tx_test_base<1>
{
public:
  static const size_t loop_count = 10000;
 
  typedef multi_tx_test_base<1> base_class;
 
  bool init()
  {
    using namespace cryptonote;
 
    if (!base_class::init())
      return false;
 
    cryptonote::account_base m_alice;
    cryptonote::transaction m_tx;
 
    m_alice.generate();
 
    std::vector<tx_destination_entry> destinations;
    destinations.push_back(tx_destination_entry(1, m_alice.get_keys().m_account_address, false));
 
    if (!construct_tx(this->m_miners[this->real_source_idx].get_keys(), this->m_sources, destinations, boost::none, std::vector<uint8_t>(), m_tx, 0))
      return false;
    
    const cryptonote::txin_to_key& txin = boost::get<cryptonote::txin_to_key>(m_tx.vin[0]);
    if (ge_frombytes_vartime(&m_p3, (const unsigned char*) &txin.k_image) != 0)
      return false;
 
    return true;
  }
 
  bool test()
  {
    rct::key key;
    ge_p3_tobytes(key.bytes, &m_p3);
    return true;
  }
 
private:
  ge_p3 m_p3;
};