src/cpp-common/bt2/plugin-set.hpp

   1 /*
   2  * Copyright (c) 2024 EfficiOS, Inc.
   3  *
   4  * SPDX-License-Identifier: MIT
   5  */
   6
   7 #ifndef BABELTRACE_CPP_COMMON_BT2_PLUGIN_SET_HPP
   8 #define BABELTRACE_CPP_COMMON_BT2_PLUGIN_SET_HPP
   9
  10 #include <cstdint>
  11
  12 #include <babeltrace2/babeltrace.h>
  13
  14 #include "borrowed-object.hpp"
  15 #include "shared-object.hpp"
  16
  17 namespace bt2 {
  18 namespace internal {
  19
  20 struct PluginSetRefFuncs
  21 {
  22     static void get(const bt_plugin_set * const libObjPtr) noexcept
  23     {
  24         bt_plugin_set_get_ref(libObjPtr);
  25     }
  26
  27     static void put(const bt_plugin_set * const libObjPtr) noexcept
  28     {
  29         bt_plugin_set_put_ref(libObjPtr);
  30     }
  31 };
  32
  33 } /* namespace internal */
  34
  35 class ConstPluginSet final : public BorrowedObject<const bt_plugin_set>
  36 {
  37 public:
  38     using Shared = SharedObject<ConstPluginSet, const bt_plugin_set, internal::PluginSetRefFuncs>;
  39
  40     explicit ConstPluginSet(const bt_plugin_set * const plugin_set) :
  41         _ThisBorrowedObject {plugin_set}
  42     {
  43     }
  44
  45     std::uint64_t length() const noexcept
  46     {
  47         return bt_plugin_set_get_plugin_count(this->libObjPtr());
  48     }
  49 };
  50
  51 } /* namespace bt2 */
  52
  53 #endif /* BABELTRACE_CPP_COMMON_BT2_PLUGIN_SET_HPP */