1  // Copyright (c) 2012-2022 The Bitcoin Core developers
  2  // Distributed under the MIT software license, see the accompanying
  3  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  4  
  5  #if defined(HAVE_CONFIG_H)
  6  #include <config/bitcoin-config.h>
  7  #endif
  8  
  9  #include <clientversion.h>
 10  #include <util/translation.h>
 11  
 12  #include <tinyformat.h>
 13  
 14  #include <sstream>
 15  #include <string>
 16  #include <vector>
 17  
 18  /**
 19   * Name of client reported in the 'version' message. Report the same name
 20   * for both bitcoind and bitcoin-qt, to make it harder for attackers to
 21   * target servers or GUI users specifically.
 22   */
 23  const std::string CLIENT_NAME("Satoshi");
 24  
 25  
 26  #ifdef HAVE_BUILD_INFO
 27  #include <obj/build.h>
 28  // The <obj/build.h>, which is generated by the build environment (share/genbuild.sh),
 29  // could contain only one line of the following:
 30  //   - "#define BUILD_GIT_TAG ...", if the top commit is tagged
 31  //   - "#define BUILD_GIT_COMMIT ...", if the top commit is not tagged
 32  //   - "// No build information available", if proper git information is not available
 33  #endif
 34  
 35  //! git will put "#define GIT_COMMIT_ID ..." on the next line inside archives. $Format:%n#define GIT_COMMIT_ID "%H"$
 36  
 37  #ifdef BUILD_GIT_TAG
 38      #define BUILD_DESC BUILD_GIT_TAG
 39      #define BUILD_SUFFIX ""
 40  #else
 41      #define BUILD_DESC "v" PACKAGE_VERSION
 42      #if CLIENT_VERSION_IS_RELEASE
 43          #define BUILD_SUFFIX ""
 44      #elif defined(BUILD_GIT_COMMIT)
 45          #define BUILD_SUFFIX "-" BUILD_GIT_COMMIT
 46      #elif defined(GIT_COMMIT_ID)
 47          #define BUILD_SUFFIX "-g" GIT_COMMIT_ID
 48      #else
 49          #define BUILD_SUFFIX "-unk"
 50      #endif
 51  #endif
 52  
 53  static std::string FormatVersion(int nVersion)
 54  {
 55      return strprintf("%d.%d.%d", nVersion / 10000, (nVersion / 100) % 100, nVersion % 100);
 56  }
 57  
 58  std::string FormatFullVersion()
 59  {
 60      static const std::string CLIENT_BUILD(BUILD_DESC BUILD_SUFFIX);
 61      return CLIENT_BUILD;
 62  }
 63  
 64  /**
 65   * Format the subversion field according to BIP 14 spec (https://github.com/bitcoin/bips/blob/master/bip-0014.mediawiki)
 66   */
 67  std::string FormatSubVersion(const std::string& name, int nClientVersion, const std::vector<std::string>& comments)
 68  {
 69      std::ostringstream ss;
 70      ss << "/";
 71      ss << name << ":" << FormatVersion(nClientVersion);
 72      if (!comments.empty())
 73      {
 74          std::vector<std::string>::const_iterator it(comments.begin());
 75          ss << "(" << *it;
 76          for(++it; it != comments.end(); ++it)
 77              ss << "; " << *it;
 78          ss << ")";
 79      }
 80      ss << "/";
 81      return ss.str();
 82  }
 83  
 84  std::string CopyrightHolders(const std::string& strPrefix)
 85  {
 86      const auto copyright_devs = strprintf(_(COPYRIGHT_HOLDERS).translated, COPYRIGHT_HOLDERS_SUBSTITUTION);
 87      std::string strCopyrightHolders = strPrefix + copyright_devs;
 88  
 89      // Make sure Bitcoin Core copyright is not removed by accident
 90      if (copyright_devs.find("Bitcoin Core") == std::string::npos) {
 91          strCopyrightHolders += "\n" + strPrefix + "The Bitcoin Core developers";
 92      }
 93      return strCopyrightHolders;
 94  }
 95  
 96  std::string LicenseInfo()
 97  {
 98      const std::string URL_SOURCE_CODE = "<https://github.com/bitcoin/bitcoin>";
 99  
100      return CopyrightHolders(strprintf(_("Copyright (C) %i-%i").translated, 2009, COPYRIGHT_YEAR) + " ") + "\n" +
101             "\n" +
102             strprintf(_("Please contribute if you find %s useful. "
103                         "Visit %s for further information about the software.").translated, PACKAGE_NAME, "<" PACKAGE_URL ">") +
104             "\n" +
105             strprintf(_("The source code is available from %s.").translated, URL_SOURCE_CODE) +
106             "\n" +
107             "\n" +
108             _("This is experimental software.").translated + "\n" +
109             strprintf(_("Distributed under the MIT software license, see the accompanying file %s or %s").translated, "COPYING", "<https://opensource.org/licenses/MIT>") +
110             "\n";
111  }