mirror of
https://github.com/pocoproject/poco.git
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227 lines
4.9 KiB
C++
227 lines
4.9 KiB
C++
//
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// Environment_WIN32.cpp
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//
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// $Id: //poco/1.4/Foundation/src/Environment_WIN32.cpp#2 $
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//
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// Library: Foundation
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// Package: Core
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// Module: Environment
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// SPDX-License-Identifier: BSL-1.0
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//
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#include "Poco/Environment_WIN32.h"
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#include "Poco/Exception.h"
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#include <sstream>
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#include <cstring>
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#include "Poco/UnWindows.h"
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#include <winsock2.h>
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#include <wincrypt.h>
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#include <iphlpapi.h>
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namespace Poco {
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std::string EnvironmentImpl::getImpl(const std::string& name)
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{
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DWORD len = GetEnvironmentVariableA(name.c_str(), 0, 0);
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if (len == 0) throw NotFoundException(name);
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char* buffer = new char[len];
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GetEnvironmentVariableA(name.c_str(), buffer, len);
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std::string result(buffer);
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delete [] buffer;
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return result;
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}
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bool EnvironmentImpl::hasImpl(const std::string& name)
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{
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DWORD len = GetEnvironmentVariableA(name.c_str(), 0, 0);
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return len > 0;
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}
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void EnvironmentImpl::setImpl(const std::string& name, const std::string& value)
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{
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if (SetEnvironmentVariableA(name.c_str(), value.c_str()) == 0)
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{
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std::string msg = "cannot set environment variable: ";
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msg.append(name);
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throw SystemException(msg);
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}
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}
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std::string EnvironmentImpl::osNameImpl()
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{
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OSVERSIONINFO vi;
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vi.dwOSVersionInfoSize = sizeof(vi);
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if (GetVersionEx(&vi) == 0) throw SystemException("Cannot get OS version information");
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switch (vi.dwPlatformId)
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{
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case VER_PLATFORM_WIN32s:
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return "Windows 3.x";
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case VER_PLATFORM_WIN32_WINDOWS:
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return vi.dwMinorVersion == 0 ? "Windows 95" : "Windows 98";
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case VER_PLATFORM_WIN32_NT:
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return "Windows NT";
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default:
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return "Unknown";
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}
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}
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std::string EnvironmentImpl::osDisplayNameImpl()
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{
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OSVERSIONINFO vi;
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vi.dwOSVersionInfoSize = sizeof(vi);
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if (GetVersionEx(&vi) == 0) throw SystemException("Cannot get OS version information");
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switch(vi.dwMajorVersion)
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{
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case 6:
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switch (vi.dwMinorVersion)
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{
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case 0:
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return "Windows Vista/Server 2008";
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case 1:
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return "Windows 7/Server 2008 R2";
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case 2:
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return "Windows 8/Server 2012";
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default:
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return "Unknown";
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}
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case 5:
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switch (vi.dwMinorVersion)
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{
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case 0:
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return "Windows 2000";
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case 1:
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return "Windows XP";
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case 2:
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return "Windows Server 2003/Windows Server 2003 R2";
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default:
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return "Unknown";
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}
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case 4:
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switch (vi.dwMinorVersion)
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{
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case 0:
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return "Windows 95/Windows NT 4.0";
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case 10:
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return "Windows 98";
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case 90:
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return "Windows ME";
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default:
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return "Unknown";
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}
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default:
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return "Unknown";
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}
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}
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std::string EnvironmentImpl::osVersionImpl()
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{
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OSVERSIONINFO vi;
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vi.dwOSVersionInfoSize = sizeof(vi);
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if (GetVersionEx(&vi) == 0) throw SystemException("Cannot get OS version information");
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std::ostringstream str;
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str << vi.dwMajorVersion << "." << vi.dwMinorVersion << " (Build " << (vi.dwBuildNumber & 0xFFFF);
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if (vi.szCSDVersion[0]) str << ": " << vi.szCSDVersion;
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str << ")";
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return str.str();
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}
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std::string EnvironmentImpl::osArchitectureImpl()
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{
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SYSTEM_INFO si;
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GetSystemInfo(&si);
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switch (si.wProcessorArchitecture)
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{
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case PROCESSOR_ARCHITECTURE_INTEL:
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return "IA32";
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case PROCESSOR_ARCHITECTURE_MIPS:
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return "MIPS";
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case PROCESSOR_ARCHITECTURE_ALPHA:
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return "ALPHA";
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case PROCESSOR_ARCHITECTURE_PPC:
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return "PPC";
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case PROCESSOR_ARCHITECTURE_IA64:
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return "IA64";
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#ifdef PROCESSOR_ARCHITECTURE_IA32_ON_WIN64
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case PROCESSOR_ARCHITECTURE_IA32_ON_WIN64:
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return "IA64/32";
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#endif
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#ifdef PROCESSOR_ARCHITECTURE_AMD64
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case PROCESSOR_ARCHITECTURE_AMD64:
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return "AMD64";
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#endif
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default:
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return "Unknown";
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}
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}
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std::string EnvironmentImpl::nodeNameImpl()
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{
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char name[MAX_COMPUTERNAME_LENGTH + 1];
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DWORD size = sizeof(name);
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if (GetComputerNameA(name, &size) == 0) throw SystemException("Cannot get computer name");
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return std::string(name);
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}
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void EnvironmentImpl::nodeIdImpl(NodeId& id)
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{
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std::memset(&id, 0, sizeof(id));
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PIP_ADAPTER_INFO pAdapterInfo;
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PIP_ADAPTER_INFO pAdapter = 0;
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ULONG len = sizeof(IP_ADAPTER_INFO);
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pAdapterInfo = reinterpret_cast<IP_ADAPTER_INFO*>(new char[len]);
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// Make an initial call to GetAdaptersInfo to get
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// the necessary size into len
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DWORD rc = GetAdaptersInfo(pAdapterInfo, &len);
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if (rc == ERROR_BUFFER_OVERFLOW)
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{
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delete [] reinterpret_cast<char*>(pAdapterInfo);
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pAdapterInfo = reinterpret_cast<IP_ADAPTER_INFO*>(new char[len]);
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}
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else if (rc != ERROR_SUCCESS)
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{
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return;
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}
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if (GetAdaptersInfo(pAdapterInfo, &len) == NO_ERROR)
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{
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pAdapter = pAdapterInfo;
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bool found = false;
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while (pAdapter && !found)
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{
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if (pAdapter->Type == MIB_IF_TYPE_ETHERNET && pAdapter->AddressLength == sizeof(id))
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{
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found = true;
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std::memcpy(&id, pAdapter->Address, pAdapter->AddressLength);
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}
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pAdapter = pAdapter->Next;
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}
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}
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delete [] reinterpret_cast<char*>(pAdapterInfo);
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}
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unsigned EnvironmentImpl::processorCountImpl()
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{
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SYSTEM_INFO si;
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GetSystemInfo(&si);
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return si.dwNumberOfProcessors;
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}
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} // namespace Poco
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