Initial commit

Code/Tools/AWSNativeSDKInit/include/AWSNativeSDKInit/AWSLogSystemInterface.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
+
+#if defined(PLATFORM_SUPPORTS_AWS_NATIVE_SDK)
+
+#include <AzCore/PlatformDef.h>
+
+AZ_PUSH_DISABLE_WARNING(4251 4996, "-Wunknown-warning-option")
+#include <aws/core/utils/logging/LogSystemInterface.h>
+AZ_POP_DISABLE_WARNING
+#else
+#include <sstream>
+namespace Aws
+{
+    using OStringStream = std::basic_ostringstream<char>;
+    namespace Utils
+    {
+        namespace Logging
+        {
+            using LogLevel = int;
+        }
+    }
+}
+#endif
+namespace AWSNativeSDKInit
+{
+    class AWSLogSystemInterface 
+#if defined(PLATFORM_SUPPORTS_AWS_NATIVE_SDK)
+        : public Aws::Utils::Logging::LogSystemInterface
+#endif
+    {
+
+    public:
+        static const char* AWS_API_LOG_PREFIX;
+        static const int MAX_MESSAGE_LENGTH;
+        static const char* MESSAGE_FORMAT;
+        static const char* ERROR_WINDOW_NAME;
+        static const char* LOG_ENV_VAR;
+
+        AWSLogSystemInterface(Aws::Utils::Logging::LogLevel logLevel);
+
+        /**
+        * Gets the currently configured log level for this logger.
+        */
+#if defined(PLATFORM_SUPPORTS_AWS_NATIVE_SDK)
+        Aws::Utils::Logging::LogLevel GetLogLevel(void) const override;
+#else
+        Aws::Utils::Logging::LogLevel GetLogLevel(void) const;
+#endif
+        /**
+        * Does a printf style output to the output stream. Don't use this, it's unsafe. See LogStream
+        */
+        void Log(Aws::Utils::Logging::LogLevel logLevel, const char* tag, const char* formatStr, ...);
+
+        /**
+        * Writes the stream to the output stream.
+        */
+        void LogStream(Aws::Utils::Logging::LogLevel logLevel, const char* tag, const Aws::OStringStream &messageStream);
+
+        void Flush();
+
+    private:
+        bool ShouldLog(Aws::Utils::Logging::LogLevel logLevel);
+        void SetLogLevel(Aws::Utils::Logging::LogLevel newLevel);
+        void ForwardAwsApiLogMessage(Aws::Utils::Logging::LogLevel logLevel, const char* tag, const char* message);
+
+        Aws::Utils::Logging::LogLevel m_logLevel;
+    };
+
+}

Code/Tools/AWSNativeSDKInit/include/AWSNativeSDKInit/AWSMemoryInterface.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
+
+#if defined(PLATFORM_SUPPORTS_AWS_NATIVE_SDK)
+#include <aws/core/utils/memory/MemorySystemInterface.h>
+#else
+#include <cstddef>
+#endif
+
+#include <AzCore/Memory/Memory.h>
+#include <AzCore/Memory/SystemAllocator.h>
+
+namespace AWSNativeSDKInit
+{
+    class AWSNativeSDKAllocator final
+        : public AZ::SystemAllocator
+    {
+    public:
+        AZ_CLASS_ALLOCATOR(AWSNativeSDKAllocator, AZ::SystemAllocator, 0);
+        AZ_TYPE_INFO(AWSNativeSDKAllocator, "{8B4DA42F-2507-4A5B-B13C-4B2A72BC161E}");
+
+        ///////////////////////////////////////////////////////////////////////////////////////////
+        // IAllocator
+        const char* GetName() const override
+        {
+            return "AWSNativeSDKAllocator";
+        }
+
+        const char* GetDescription() const override
+        {
+            return "Allocator used by the AWSNativeSDK";
+        }
+        ///////////////////////////////////////////////////////////////////////////////////////////
+    };
+
+#if defined(PLATFORM_SUPPORTS_AWS_NATIVE_SDK)
+    class MemoryManager : public Aws::Utils::Memory::MemorySystemInterface
+    {
+        static const char* AWS_API_ALLOC_TAG;
+    public:
+
+        void Begin() override;
+        void End() override;
+
+        void* AllocateMemory(std::size_t blockSize, std::size_t alignment, const char* allocationTag = nullptr) override;
+        void FreeMemory(void* memoryPtr) override;
+
+        AZ::AllocatorWrapper<AWSNativeSDKAllocator> m_allocator;
+        bool m_systemAllocatorCreated{ false };
+    };
+#else
+
+    class MemoryManager
+    {
+        static const char* AWS_API_ALLOC_TAG;
+    public:
+        void Begin();
+        void End();
+        void* AllocateMemory(std::size_t blockSize, std::size_t alignment, const char* allocationTag = nullptr);
+        void FreeMemory(void* memoryPtr);
+    };
+#endif
+}

Code/Tools/AWSNativeSDKInit/include/AWSNativeSDKInit/AWSNativeSDKInit.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 <AWSNativeSDKInit/AWSMemoryInterface.h>
+
+#include <AzCore/Module/Environment.h>
+
+#if defined(PLATFORM_SUPPORTS_AWS_NATIVE_SDK)
+
+// The AWS Native SDK AWSAllocator triggers a warning due to accessing members of std::allocator directly.
+// AWSAllocator.h(70): warning C4996: 'std::allocator<T>::pointer': warning STL4010: Various members of std::allocator are deprecated in C++17.
+// Use std::allocator_traits instead of accessing these members directly.
+// You can define _SILENCE_CXX17_OLD_ALLOCATOR_MEMBERS_DEPRECATION_WARNING or _SILENCE_ALL_CXX17_DEPRECATION_WARNINGS to acknowledge that you have received this warning.
+AZ_PUSH_DISABLE_WARNING(4251 4996, "-Wunknown-warning-option")
+#include <aws/core/Aws.h>
+AZ_POP_DISABLE_WARNING
+#endif
+
+namespace AWSNativeSDKInit
+{
+    // Entry point for Lumberyard managing the AWSNativeSDK's initialization and shutdown requirements
+    // Use an AZ::Environment variable to enforce only one init and shutdown
+    class InitializationManager
+    {
+    public:
+        static const char* const initializationManagerTag;
+
+        InitializationManager();
+        ~InitializationManager();
+
+        // Call to guarantee that the API is initialized with proper Lumberyard settings.
+        // It's fine to call this from every module which needs to use the NativeSDK
+        // Creates a static shared pointer using the AZ EnvironmentVariable system.
+        // This will prevent a the AWS SDK from going through the shutdown routine until all references are gone, or
+        // the AZ::EnvironmentVariable system is brought down.
+        static void InitAwsApi();
+        static bool IsInitialized();
+
+        // Remove our reference
+        static void Shutdown();
+    private:    
+        void InitializeAwsApiInternal();
+        void ShutdownAwsApiInternal();
+
+        MemoryManager m_memoryManager;
+
+        static AZ::EnvironmentVariable<InitializationManager> s_initManager;
+#if defined(PLATFORM_SUPPORTS_AWS_NATIVE_SDK)
+        Aws::SDKOptions m_awsSDKOptions;
+#endif
+    };
+}