Diff: atomic/atomic_windows.h

Revision:

0:b47c2a7920c2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/atomic/atomic_windows.h	Fri Mar 16 16:34:18 2018 +0000
@@ -0,0 +1,105 @@
+/******************************************************************************
+The MIT License(MIT)
+
+Embedded Template Library.
+https://github.com/ETLCPP/etl
+https://www.etlcpp.com
+
+Copyright(c) 2017 jwellbelove
+
+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.
+******************************************************************************/
+
+#ifndef __ETL_ATOMIC_WINDOWS__
+#define __ETL_ATOMIC_WINDOWS__
+
+#include "../platform.h"
+
+#include <stdint.h>
+#include <Windows.h>
+
+namespace etl
+{
+  class atomic_uint32_t
+  {
+  public:
+
+    atomic_uint32_t()
+    {
+      InterlockedExchange(&value, 0);
+    }
+
+    atomic_uint32_t(uint32_t v)
+    {
+      InterlockedExchange(&value, v);
+    }
+
+    atomic_uint32_t& operator =(uint32_t v)
+    {
+      InterlockedExchange(&value, v);
+
+      return *this;
+    }
+
+    atomic_uint32_t& operator ++()
+    {
+      InterlockedIncrement(&value);
+
+      return *this;
+    }
+
+    volatile atomic_uint32_t& operator ++() volatile
+    {
+      InterlockedIncrement(&value);
+
+      return *this;
+    }
+
+    atomic_uint32_t& operator --()
+    {
+      InterlockedDecrement(&value);
+
+      return *this;
+    }
+
+    volatile atomic_uint32_t& operator --() volatile
+    {
+      InterlockedDecrement(&value);
+
+      return *this;
+    }
+
+    operator uint32_t () const
+    {
+      return InterlockedAdd((volatile long*)&value, 0);
+    }
+
+    operator uint32_t() volatile const
+    {
+      return InterlockedAdd((volatile long*)&value, 0);
+    }
+
+  private:
+
+    uint32_t value;
+  };
+}
+
+#endif
+