extract some basic code from libcryptonote_core into libcryptonote_basic

1 files changed, 143 insertions, 0 deletions

diff --git a/src/cryptonote_basic/account.cpp b/src/cryptonote_basic/account.cpp
new file mode 100644
index 000000000..6d1a0a5e7
--- /dev/null
+++ b/src/cryptonote_basic/account.cpp
@@ -0,0 +1,143 @@
+// Copyright (c) 2014-2016, 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.
+// 
+// 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.
+// 
+// 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.
+// 
+// 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
+// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
+// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+// 
+// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
+
+#include <fstream>
+
+#include "include_base_utils.h"
+#include "account.h"
+#include "warnings.h"
+#include "crypto/crypto.h"
+extern "C"
+{
+#include "crypto/keccak.h"
+}
+#include "cryptonote_basic_impl.h"
+#include "cryptonote_format_utils.h"
+
+#undef MONERO_DEFAULT_LOG_CATEGORY
+#define MONERO_DEFAULT_LOG_CATEGORY "account"
+
+using namespace std;
+
+DISABLE_VS_WARNINGS(4244 4345)
+
+  namespace cryptonote
+{
+  //-----------------------------------------------------------------
+  account_base::account_base()
+  {
+    set_null();
+  }
+  //-----------------------------------------------------------------
+  void account_base::set_null()
+  {
+    m_keys = account_keys();
+  }
+  //-----------------------------------------------------------------
+  void account_base::forget_spend_key()
+  {
+    m_keys.m_spend_secret_key = crypto::secret_key();
+  }
+  //-----------------------------------------------------------------
+  crypto::secret_key account_base::generate(const crypto::secret_key& recovery_key, bool recover, bool two_random)
+  {
+    crypto::secret_key first = generate_keys(m_keys.m_account_address.m_spend_public_key, m_keys.m_spend_secret_key, recovery_key, recover);
+
+    // rng for generating second set of keys is hash of first rng.  means only one set of electrum-style words needed for recovery
+    crypto::secret_key second;
+    keccak((uint8_t *)&m_keys.m_spend_secret_key, sizeof(crypto::secret_key), (uint8_t *)&second, sizeof(crypto::secret_key));
+
+    generate_keys(m_keys.m_account_address.m_view_public_key, m_keys.m_view_secret_key, second, two_random ? false : true);
+
+    struct tm timestamp = {0};
+    timestamp.tm_year = 2014 - 1900;  // year 2014
+    timestamp.tm_mon = 6 - 1;  // month june
+    timestamp.tm_mday = 8;  // 8th of june
+    timestamp.tm_hour = 0;
+    timestamp.tm_min = 0;
+    timestamp.tm_sec = 0;
+
+    if (recover)
+    {
+      m_creation_timestamp = mktime(&timestamp);
+      if (m_creation_timestamp == (uint64_t)-1) // failure
+        m_creation_timestamp = 0; // lowest value
+    }
+    else
+    {
+      m_creation_timestamp = time(NULL);
+    }
+    return first;
+  }
+  //-----------------------------------------------------------------
+  void account_base::create_from_keys(const cryptonote::account_public_address& address, const crypto::secret_key& spendkey, const crypto::secret_key& viewkey)
+  {
+    m_keys.m_account_address = address;
+    m_keys.m_spend_secret_key = spendkey;
+    m_keys.m_view_secret_key = viewkey;
+
+    struct tm timestamp = {0};
+    timestamp.tm_year = 2014 - 1900;  // year 2014
+    timestamp.tm_mon = 4 - 1;  // month april
+    timestamp.tm_mday = 15;  // 15th of april
+    timestamp.tm_hour = 0;
+    timestamp.tm_min = 0;
+    timestamp.tm_sec = 0;
+
+    m_creation_timestamp = mktime(&timestamp);
+    if (m_creation_timestamp == (uint64_t)-1) // failure
+      m_creation_timestamp = 0; // lowest value
+  }
+  //-----------------------------------------------------------------
+  void account_base::create_from_viewkey(const cryptonote::account_public_address& address, const crypto::secret_key& viewkey)
+  {
+    crypto::secret_key fake;
+    memset(&fake, 0, sizeof(fake));
+    create_from_keys(address, fake, viewkey);
+  }
+  //-----------------------------------------------------------------
+  const account_keys& account_base::get_keys() const
+  {
+    return m_keys;
+  }
+  //-----------------------------------------------------------------
+  std::string account_base::get_public_address_str(bool testnet) const
+  {
+    //TODO: change this code into base 58
+    return get_account_address_as_str(testnet, m_keys.m_account_address);
+  }
+  //-----------------------------------------------------------------
+  std::string account_base::get_public_integrated_address_str(const crypto::hash8 &payment_id, bool testnet) const
+  {
+    //TODO: change this code into base 58
+    return get_account_integrated_address_as_str(testnet, m_keys.m_account_address, payment_id);
+  }
+  //-----------------------------------------------------------------
+}