ceph/src/cls/numops/cls_numops_client.h

   1 /*
   2  * Ceph - scalable distributed file system
   3  *
   4  * Copyright (C) 2015 CERN
   5  *
   6  * Author: Joaquim Rocha <joaquim.rocha@cern.ch>
   7  *
   8  *  This library is free software; you can redistribute it and/or
   9  *  modify it under the terms of the GNU Lesser General Public
  10  *  License as published by the Free Software Foundation; either
  11  *  version 2.1 of the License, or (at your option) any later version.
  12  *
  13  */
  14
  15 #ifndef CEPH_LIBRBD_CLS_NUMOPS_CLIENT_H
  16 #define CEPH_LIBRBD_CLS_NUMOPS_CLIENT_H
  17
  18 #include <string>
  19
  20 namespace librados {
  21   class IoCtx;
  22 }
  23
  24 namespace rados {
  25   namespace cls {
  26     namespace numops {
  27
  28       extern int add(librados::IoCtx *ioctx,
  29                      const std::string& oid,
  30                      const std::string& key,
  31                      double value_to_add);
  32
  33       extern int sub(librados::IoCtx *ioctx,
  34                      const std::string& oid,
  35                      const std::string& key,
  36                      double value_to_subtract);
  37
  38       extern int mul(librados::IoCtx *ioctx,
  39                      const std::string& oid,
  40                      const std::string& key,
  41                      double value_to_multiply);
  42
  43       extern int div(librados::IoCtx *ioctx,
  44                      const std::string& oid,
  45                      const std::string& key,
  46                      double value_to_divide);
  47
  48     } // namespace numops
  49   } // namespace cls
  50 } // namespace rados
  51
  52 #endif // CEPH_LIBRBD_CLS_NUMOPS_CLIENT_H
  53