Logo Search packages:      
Sourcecode: poco version File versions  Download package

Environment_WINCE.cpp
//
// Environment_WINCE.cpp
//
// $Id: //poco/1.4/Foundation/src/Environment_WINCE.cpp#1 $
//
// Library: Foundation
// Package: Core
// Module:  Environment
//
// Copyright (c) 2009-2010, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// Permission is hereby granted, free of charge, to any person or organization
// obtaining a copy of the software and accompanying documentation covered by
// this license (the "Software") to use, reproduce, display, distribute,
// execute, and transmit the Software, and to prepare derivative works of the
// Software, and to permit third-parties to whom the Software is furnished to
// do so, all subject to the following:
// 
// The copyright notices in the Software and this entire statement, including
// the above license grant, this restriction and the following disclaimer,
// must be included in all copies of the Software, in whole or in part, and
// all derivative works of the Software, unless such copies or derivative
// works are solely in the form of machine-executable object code generated by
// a source language processor.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
//


#include "Poco/Environment_WINCE.h"
#include "Poco/Exception.h"
#include "Poco/UnicodeConverter.h"
#include "Poco/String.h"
#include "Poco/Path.h"
#include "Poco/NumberFormatter.h"
#include <sstream>
#include <cstring>
#include <windows.h>
#include <iphlpapi.h>


namespace Poco {


const std::string EnvironmentImpl::TEMP("TEMP");
const std::string EnvironmentImpl::TMP("TMP");
const std::string EnvironmentImpl::HOMEPATH("HOMEPATH");
const std::string EnvironmentImpl::COMPUTERNAME("COMPUTERNAME");
const std::string EnvironmentImpl::OS("OS");
const std::string EnvironmentImpl::NUMBER_OF_PROCESSORS("NUMBER_OF_PROCESSORS");
const std::string EnvironmentImpl::PROCESSOR_ARCHITECTURE("PROCESSOR_ARCHITECTURE");


std::string EnvironmentImpl::getImpl(const std::string& name)
{
      std::string value;
      if (!envVar(name, &value)) throw NotFoundException(name);
      return value;
}


bool EnvironmentImpl::hasImpl(const std::string& name)
{
      return envVar(name, 0);
}


void EnvironmentImpl::setImpl(const std::string& name, const std::string& value)
{
      throw NotImplementedException("Cannot set environment variables on Windows CE");
}


std::string EnvironmentImpl::osNameImpl()
{
      return "Windows CE";
}


std::string EnvironmentImpl::osVersionImpl()
{
      OSVERSIONINFOW vi;
      vi.dwOSVersionInfoSize = sizeof(vi);
      if (GetVersionExW(&vi) == 0) throw SystemException("Cannot get OS version information");
      std::ostringstream str;
      str << vi.dwMajorVersion << "." << vi.dwMinorVersion << " (Build " << (vi.dwBuildNumber & 0xFFFF);
      std::string version;
      UnicodeConverter::toUTF8(vi.szCSDVersion, version);
      if (!version.empty()) str << ": " << version;
      str << ")";
      return str.str();
}


std::string EnvironmentImpl::osArchitectureImpl()
{
      SYSTEM_INFO si;
      GetSystemInfo(&si);
      switch (si.wProcessorArchitecture)
      {
      case PROCESSOR_ARCHITECTURE_INTEL:
            return "IA32";
      case PROCESSOR_ARCHITECTURE_MIPS:
            return "MIPS";
      case PROCESSOR_ARCHITECTURE_ALPHA:
            return "ALPHA";
      case PROCESSOR_ARCHITECTURE_PPC:
            return "PPC";
      case PROCESSOR_ARCHITECTURE_IA64:
            return "IA64";
#ifdef PROCESSOR_ARCHITECTURE_IA32_ON_WIN64
      case PROCESSOR_ARCHITECTURE_IA32_ON_WIN64:
            return "IA64/32";
#endif
#ifdef PROCESSOR_ARCHITECTURE_AMD64
      case PROCESSOR_ARCHITECTURE_AMD64:
            return "AMD64";
#endif
      case PROCESSOR_ARCHITECTURE_SHX:
            return "SHX";
      case PROCESSOR_ARCHITECTURE_ARM:
            return "ARM";
      default:
            return "Unknown";
      }
}


std::string EnvironmentImpl::nodeNameImpl()
{
    HKEY hKey;
      DWORD dwDisposition;
    if (RegCreateKeyExW(HKEY_LOCAL_MACHINE, L"\\Ident", 0, 0, 0, 0, 0, &hKey, &dwDisposition) != ERROR_SUCCESS) 
            throw SystemException("Cannot get node name", "registry key not found");

      std::string value;
    DWORD dwType;
    BYTE bData[1026];
    DWORD dwData = sizeof(bData);
      if (RegQueryValueExW(hKey, L"Name", 0, &dwType, bData, &dwData) == ERROR_SUCCESS)
      {
            switch (dwType) 
            {
            case REG_SZ:
                  UnicodeConverter::toUTF8(reinterpret_cast<wchar_t*>(bData), value);
                  break;

            default:
                  RegCloseKey(hKey);
                  throw SystemException("Cannot get node name", "registry value has wrong type");
            }
      }
      else
      {
          RegCloseKey(hKey);
            throw SystemException("Cannot get node name", "registry value not found");
      }
    RegCloseKey(hKey);
      return value;
}


void EnvironmentImpl::nodeIdImpl(NodeId& id)
{
      PIP_ADAPTER_INFO pAdapterInfo;
      PIP_ADAPTER_INFO pAdapter = 0;
      ULONG len    = sizeof(IP_ADAPTER_INFO);
      pAdapterInfo = reinterpret_cast<IP_ADAPTER_INFO*>(new char[len]);
      // Make an initial call to GetAdaptersInfo to get
      // the necessary size into len
      DWORD rc = GetAdaptersInfo(pAdapterInfo, &len);
      if (rc == ERROR_BUFFER_OVERFLOW) 
      {
            delete [] reinterpret_cast<char*>(pAdapterInfo);
            pAdapterInfo = reinterpret_cast<IP_ADAPTER_INFO*>(new char[len]);
      }
      else if (rc != ERROR_SUCCESS)
      {
            throw SystemException("cannot get network adapter list");
      }
      try
      {
            bool found = false;
            if (GetAdaptersInfo(pAdapterInfo, &len) == NO_ERROR) 
            {
                  pAdapter = pAdapterInfo;
                  while (pAdapter && !found) 
                  {
                        if (pAdapter->Type == MIB_IF_TYPE_ETHERNET && pAdapter->AddressLength == sizeof(id))
                        {
                              std::memcpy(&id, pAdapter->Address, pAdapter->AddressLength);
                              found = true;
                        }
                        pAdapter = pAdapter->Next;
                  }
            }
            else throw SystemException("cannot get network adapter list");
            if (!found) throw SystemException("no Ethernet adapter found");
      }
      catch (Exception&)
      {
            delete [] reinterpret_cast<char*>(pAdapterInfo);
            throw;
      }
      delete [] reinterpret_cast<char*>(pAdapterInfo);
}


unsigned EnvironmentImpl::processorCountImpl()
{
      SYSTEM_INFO si;
      GetSystemInfo(&si);
      return si.dwNumberOfProcessors;
}


bool EnvironmentImpl::envVar(const std::string& name, std::string* value)
{
      if (icompare(name, TEMP) == 0)
      {
            if (value) *value = Path::temp();
      }
      else if (icompare(name, TMP) == 0)
      {
            if (value) *value = Path::temp();
      }
      else if (icompare(name, HOMEPATH) == 0)
      {
            if (value) *value = Path::home();
      }
      else if (icompare(name, COMPUTERNAME) == 0)
      {
            if (value) *value = nodeNameImpl();
      }
      else if (icompare(name, OS) == 0)
      {
            if (value) *value = osNameImpl();
      }
      else if (icompare(name, NUMBER_OF_PROCESSORS) == 0)
      {
            if (value) *value = NumberFormatter::format(processorCountImpl());
      }
      else if (icompare(name, PROCESSOR_ARCHITECTURE) == 0)
      {
            if (value) *value = osArchitectureImpl();
      }
      else return false;
      return true;
}


} // namespace Poco

Generated by  Doxygen 1.6.0   Back to index