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Code/Framework/AzToolsFramework/AzToolsFramework/ToolsFileUtils/ToolsFileUtils.h

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+/*
+* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+* its licensors.
+*
+* For complete copyright and license terms please see the LICENSE at the root of this
+* distribution (the "License"). All use of this software is governed by the License,
+* or, if provided, by the license below or the license accompanying this file. Do not
+* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+*
+*/
+
+#pragma once
+
+#include <AzCore/base.h>
+#include <QString>
+
+namespace AzToolsFramework
+{
+    namespace ToolsFileUtils
+    {
+        bool SetModificationTime(const char* const filename, AZ::u64 modificationTime);
+
+        bool GetFreeDiskSpace(const QString& path, qint64& outFreeDiskSpace);
+    }
+}

Code/Framework/AzToolsFramework/AzToolsFramework/ToolsFileUtils/ToolsFileUtils_generic.cpp

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+/*
+* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+* its licensors.
+*
+* For complete copyright and license terms please see the LICENSE at the root of this
+* distribution (the "License"). All use of this software is governed by the License,
+* or, if provided, by the license below or the license accompanying this file. Do not
+* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+*
+*/
+
+#include "ToolsFileUtils.h"
+#include <sys/stat.h>
+#include <utime.h>
+
+#include <QStorageInfo>
+
+namespace AzToolsFramework
+{
+    namespace ToolsFileUtils
+    {
+        bool SetModificationTime(const char* const filename, AZ::u64 modificationTime)
+        {
+            struct stat statResult;
+            if (stat(filename, &statResult) != 0)
+            {
+                return false;
+            }
+
+            struct utimbuf puttime;
+            puttime.modtime = modificationTime;
+            puttime.actime = static_cast<AZ::u64>(statResult.st_ctime);
+
+            if (utime(filename, &puttime) == 0)
+            {
+                return true;
+            }
+
+            return false;
+        }
+
+        bool GetFreeDiskSpace(const QString& path, qint64& outFreeDiskSpace)
+        {
+            QStorageInfo storageInfo(path);
+            outFreeDiskSpace = storageInfo.bytesFree();
+
+            return outFreeDiskSpace >= 0;
+        }
+    }
+}

Code/Framework/AzToolsFramework/AzToolsFramework/ToolsFileUtils/ToolsFileUtils_win.cpp

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+/*
+* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
+* its licensors.
+*
+* For complete copyright and license terms please see the LICENSE at the root of this
+* distribution (the "License"). All use of this software is governed by the License,
+* or, if provided, by the license below or the license accompanying this file. Do not
+* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+*
+*/
+
+#include <AzCore/PlatformIncl.h>
+#include "ToolsFileUtils.h"
+
+namespace AzToolsFramework
+{
+    namespace ToolsFileUtils
+    {
+
+        //converts AZ::u64 to FILETIME
+        FILETIME Time64BitToFiletime(AZ::u64 time)
+        {
+            FILETIME fileTime;
+            fileTime.dwLowDateTime = static_cast<DWORD>(time & 0xFFFFFFFF);
+            fileTime.dwHighDateTime = static_cast<DWORD>(time >> 32);
+            return fileTime;
+        }
+
+        bool SetModificationTime(const char* const filename, AZ::u64 modificationTime)
+        {
+            FILETIME modificationFileTime;
+            modificationFileTime = Time64BitToFiletime(modificationTime);
+
+            const HANDLE hf = CreateFileA(filename, FILE_WRITE_ATTRIBUTES, FILE_SHARE_WRITE, 0, OPEN_EXISTING, 0, 0);
+            if (hf != INVALID_HANDLE_VALUE)
+            {
+                if (SetFileTime(hf, nullptr, nullptr, &modificationFileTime))
+                {
+                    if (CloseHandle(hf))
+                    {
+                        return true;
+                    }
+                }
+
+                CloseHandle(hf);
+            }
+            return false;
+        }
+
+        bool GetFreeDiskSpace(const QString& path, qint64& outFreeDiskSpace)
+        {
+            ULARGE_INTEGER freeBytesAvailableToCaller;
+            BOOL result = GetDiskFreeSpaceExW(path.toStdWString().c_str(), &freeBytesAvailableToCaller, nullptr, nullptr);
+
+            outFreeDiskSpace = freeBytesAvailableToCaller.QuadPart;
+
+            return result != 0;
+        }
+    }
+}