src/CpuAffinityMap.h

   1 /*
   2  * Copyright (C) 1996-2016 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 #ifndef SQUID_CPU_AFFINITY_MAP_H
  10 #define SQUID_CPU_AFFINITY_MAP_H
  11
  12 #include <vector>
  13
  14 class CpuAffinitySet;
  15
  16 /// stores cpu_affinity_map configuration
  17 class CpuAffinityMap
  18 {
  19 public:
  20     /// append cpu_affinity_map option
  21     bool add(const std::vector<int> &aProcesses, const std::vector<int> &aCores);
  22
  23     /// calculate CPU set for this process
  24     CpuAffinitySet *calculateSet(const int targetProcess) const;
  25
  26     /// returns list of process numbers
  27     const std::vector<int> &processes() const { return theProcesses; }
  28
  29     /// returns list of cores
  30     const std::vector<int> &cores() const { return theCores; }
  31
  32 private:
  33     std::vector<int> theProcesses; ///< list of process numbers
  34     std::vector<int> theCores; ///< list of cores
  35 };
  36
  37 #endif // SQUID_CPU_AFFINITY_MAP_H
  38