platform.hpp

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/*
 * Copyright 2025 Jinwoo Sung
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#pragma once
 
#include <string>
 
#include "visibility.hpp"
 
#if !defined(UNILINK_PLATFORM_WINDOWS) && defined(_WIN32)
#define UNILINK_PLATFORM_WINDOWS 1
#endif
 
#if !defined(UNILINK_ARCH_X64) && !defined(UNILINK_ARCH_X86) && !defined(UNILINK_ARCH_ARM64)
#if defined(_M_ARM64) || defined(__aarch64__)
#define UNILINK_ARCH_ARM64 1
#elif defined(_M_X64) || defined(_M_AMD64) || defined(__x86_64__) || defined(__amd64__)
#define UNILINK_ARCH_X64 1
#elif defined(_M_IX86) || defined(__i386__)
#define UNILINK_ARCH_X86 1
#endif
#endif
 
#if defined(UNILINK_PLATFORM_WINDOWS)
#if !defined(_AMD64_) && (defined(_M_AMD64) || defined(_M_X64))
#define _AMD64_ 1
#endif
#if !defined(_X86_) && defined(_M_IX86)
#define _X86_ 1
#endif
#if !defined(_ARM64_) && defined(_M_ARM64)
#define _ARM64_ 1
#endif
#ifndef BOOST_ASIO_DISABLE_WINDOWS_OBJECT_HANDLE
#define BOOST_ASIO_DISABLE_WINDOWS_OBJECT_HANDLE
#endif
#ifndef NOMINMAX
#define NOMINMAX
#endif
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <threadpoolapiset.h>
#include <windows.h>
#include <winsock2.h>
#include <ws2tcpip.h>
 
// Ensure fundamental Windows callback aliases exist even when lean headers are
// used. Some SDK combinations omit these when WIN32_LEAN_AND_MEAN is defined.
#ifndef CALLBACK
#define CALLBACK __stdcall
#endif
#ifdef BOOST_ASIO_HAS_WINDOWS_OBJECT_HANDLE
#undef BOOST_ASIO_HAS_WINDOWS_OBJECT_HANDLE
#endif
#ifndef VOID
typedef void VOID;
#endif
#ifndef PVOID
typedef void* PVOID;
#endif
#ifndef BOOLEAN
typedef unsigned char BOOLEAN;
#endif
#endif  // defined(UNILINK_PLATFORM_WINDOWS)
 
namespace unilink {
namespace base {
 
// Platform detection macros (set by CMake or inferred from compiler)
#if defined(UNILINK_PLATFORM_WINDOWS)
#define UNILINK_FEATURE_LEVEL 3  // Windows matches standard feature set
#elif defined(UNILINK_PLATFORM_MACOS) || defined(__APPLE__)
#define UNILINK_PLATFORM_MACOS 1
#define UNILINK_FEATURE_LEVEL 3  // macOS matches standard feature set
#elif defined(UNILINK_PLATFORM_POSIX)
#define UNILINK_FEATURE_LEVEL 3
#else
#define UNILINK_FEATURE_LEVEL 3  // Default to standard
#endif
 
// Feature availability macros
#define UNILINK_ENABLE_ADVANCED_LOGGING (UNILINK_FEATURE_LEVEL >= 2)
#define UNILINK_ENABLE_PERFORMANCE_MONITORING (UNILINK_FEATURE_LEVEL >= 2)
#define UNILINK_ENABLE_LATEST_OPTIMIZATIONS (UNILINK_FEATURE_LEVEL >= 3)
#define UNILINK_ENABLE_EXPERIMENTAL_FEATURES (UNILINK_FEATURE_LEVEL >= 3)
 
class UNILINK_API PlatformInfo {
 public:
  static int get_feature_level() { return UNILINK_FEATURE_LEVEL; }
 
  static std::string get_platform_description() {
#if defined(UNILINK_PLATFORM_WINDOWS)
    return "Windows (Full Features)";
#elif defined(UNILINK_PLATFORM_MACOS)
    return "macOS (Full Features)";
#elif defined(UNILINK_PLATFORM_POSIX)
    return "POSIX Platform (Full Features)";
#else
    return "Unknown Platform";
#endif
  }
 
  static bool is_advanced_logging_available() { return UNILINK_ENABLE_ADVANCED_LOGGING; }
 
  static bool is_performance_monitoring_available() { return UNILINK_ENABLE_PERFORMANCE_MONITORING; }
 
  static bool is_latest_optimizations_available() { return UNILINK_ENABLE_LATEST_OPTIMIZATIONS; }
 
  static bool is_experimental_features_available() { return UNILINK_ENABLE_EXPERIMENTAL_FEATURES; }
 
  static std::string get_support_warning() { return ""; }
};
 
}  // namespace base
 
// Compatibility alias while transitioning from legacy `common` namespace.
namespace common {
using PlatformInfo = base::PlatformInfo;
}  // namespace common
}  // namespace unilink