/* Copyright (C) 2014 InfiniDB, Inc.

   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU General Public License
   as published by the Free Software Foundation; version 2 of
   the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
   MA 02110-1301, USA. */

// $Id: shmkeys.cpp 1823 2013-01-21 14:13:09Z rdempsey $

#include <cstdlib>
#include <string>
#include <sstream>
#include <iomanip>
using namespace std;

#ifdef WANT_EM_BRM_UID
#include "configcpp.h"
#endif
#define SHMKEYS_DLLEXPORT
#include "shmkeys.h"
#undef SHMKEYS_DLLEXPORT

namespace BRM
{
ShmKeys::ShmKeys()
{
  uint32_t BRM_UID = 0x0;

#ifdef WANT_EM_BRM_UID
  config::Config* cf = config::Config::makeConfig();
  string brm_str = cf->getConfig("ExtentMap", "BRM_UID");

  if (brm_str.length() > 0)
    BRM_UID = static_cast<uint32_t>(config::Config::uFromText(brm_str));

#endif

  KEYRANGE_VSS_BASE = 0x10000 | (BRM_UID << 20);
  KEYRANGE_EXTENTMAP_BASE = 0x20000 | (BRM_UID << 20);
  KEYRANGE_EMFREELIST_BASE = 0x30000 | (BRM_UID << 20);
  KEYRANGE_VBBM_BASE = 0x40000 | (BRM_UID << 20);
  KEYRANGE_CL_BASE = 0x50000 | (BRM_UID << 20);
  KEYRANGE_EXTENTMAP_INDEX_BASE = 0x60000 | (BRM_UID << 20);
  MST_SYSVKEY = 0xff000000 | BRM_UID;
  PROCESSSTATUS_SYSVKEY = 0xfd000000 | BRM_UID;
  SYSTEMSTATUS_SYSVKEY = 0xfc000000 | BRM_UID;
  SWITCHSTATUS_SYSVKEY = 0xfb000000 | BRM_UID;
  NICSTATUS_SYSVKEY = 0xf9000000 | BRM_UID;
  DBROOTSTATUS_SYSVKEY = 0xf8000000 | BRM_UID;
  DECOMSVRMUTEX_SYSVKEY = 0xf7000000 | BRM_UID;
}

string ShmKeys::keyToName(unsigned key)
{
  ostringstream oss;
  oss << "@SHMEM_FILE_GLOB@";
  oss << setw(8) << setfill('0') << hex << key;
  return oss.str();
}

}  // namespace BRM