Files
mcpe/thirdparty/raknet/LocklessTypes.cpp
iProgramInCpp 9642818a88 * Initial commit.
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2023-07-30 22:22:02 +03:00

53 lines
1.1 KiB
C++

/*
* Copyright (c) 2014, Oculus VR, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
*/
#include "LocklessTypes.h"
using namespace RakNet;
LocklessUint32_t::LocklessUint32_t()
{
value=0;
}
LocklessUint32_t::LocklessUint32_t(uint32_t initial)
{
value=initial;
}
uint32_t LocklessUint32_t::Increment(void)
{
#ifdef _WIN32
return (uint32_t) InterlockedIncrement(&value);
#elif defined(ANDROID) || defined(__S3E__) || defined(__APPLE__)
uint32_t v;
mutex.Lock();
++value;
v=value;
mutex.Unlock();
return v;
#else
return __sync_fetch_and_add (&value, (uint32_t) 1);
#endif
}
uint32_t LocklessUint32_t::Decrement(void)
{
#ifdef _WIN32
return (uint32_t) InterlockedDecrement(&value);
#elif defined(ANDROID) || defined(__S3E__) || defined(__APPLE__)
uint32_t v;
mutex.Lock();
--value;
v=value;
mutex.Unlock();
return v;
#else
return __sync_fetch_and_add (&value, (uint32_t) -1);
#endif
}