Split tuple_hash into a separate file

Change-Id: I7c87451bf44bd7173c1adb13cbae126484574c45

diff --git a/sessiond/src/main.cpp b/sessiond/src/main.cpp
index b3ed7b43f39e326b1b6d39fff75f576f0be49803..06424dfaeb820a2b1c18f8afce27be2c7d348e0a 100644 (file)
--- a/sessiond/src/main.cpp
+++ b/sessiond/src/main.cpp
@@ -30,6 +30,7 @@
 #include <gio/gio.h>
 
 #include "tuple_g_variant_helpers.hpp"
+#include "tuple_hash.hpp"
 #include "fs_helpers.h"
 
 constexpr static std::string_view bus_name   = "org.tizen.sessiond";
@@ -104,29 +105,6 @@ struct main_loop {
        GMainLoop *inner;
 };
 
-template<typename T, size_t I = std::tuple_size<T>::value - 1>
-struct tuple_hash
-{
-       std::size_t operator()(T t) const noexcept
-       {
-               auto v = std::get<I>(t);
-               auto h = std::hash<decltype(v)>{}(v);
-               auto h1 = tuple_hash<T, I - 1>{}(t);
-               return h ^ h1 << 1;
-       }
-};
-
-template<typename T>
-struct tuple_hash<T, 0>
-{
-       std::size_t operator()(T t) const noexcept
-       {
-               auto v = std::get<0>(t);
-               auto h = std::hash<decltype(v)>{}(v);
-               return h;
-       }
-};
-
 template<typename ...Vs>
 struct wait_manager {
        wait_manager(int session_uid, GDBusConnection *connection, std::string_view completion_signal)

diff --git a/sessiond/src/tuple_hash.hpp b/sessiond/src/tuple_hash.hpp
new file mode 100644 (file)
index 0000000..a712ac9
--- /dev/null
+++ b/sessiond/src/tuple_hash.hpp
@@ -0,0 +1,48 @@
+#pragma once
+
+/* MIT License
+ *
+ * Copyright (c) 2022 Samsung Electronics Co., Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is furnished
+ * to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE. */
+
+#include <tuple>
+
+template<typename T, size_t I = std::tuple_size<T>::value - 1>
+struct tuple_hash
+{
+       std::size_t operator()(T t) const noexcept
+       {
+               auto v = std::get<I>(t);
+               auto h = std::hash<decltype(v)>{}(v);
+               auto h1 = tuple_hash<T, I - 1>{}(t);
+               return h ^ h1 << 1;
+       }
+};
+
+template<typename T>
+struct tuple_hash<T, 0>
+{
+       std::size_t operator()(T t) const noexcept
+       {
+               auto v = std::get<0>(t);
+               auto h = std::hash<decltype(v)>{}(v);
+               return h;
+       }
+};