nxtOSEK/toppers_jsp/cfg/base/fc_windows.cpp

   1 /*
   2  *  TOPPERS/JSP Kernel
   3  *      Toyohashi Open Platform for Embedded Real-Time Systems/
   4  *      Just Standard Profile Kernel
   5  *
   6  *  Copyright (C) 2000-2003 by Embedded and Real-Time Systems Laboratory
   7  *                              Toyohashi Univ. of Technology, JAPAN
   8  *
   9  *  ¾åµÃøºî¸¢¼Ô¤Ï¡¤°Ê²¼¤Î (1)¡Á(4) ¤Î¾ò·ï¤«¡¤Free Software Foundation
  10  *  ¤Ë¤è¤Ã¤Æ¸øÉ½¤µ¤ì¤Æ¤¤¤ë GNU General Public License ¤Î Version 2 ¤Ëµ
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  26  *    (b) ºÆÇÛÉÛ¤Î·ÁÂÖ¤ò¡¤ÊÌ¤ËÄê¤á¤ëÊýË¡¤Ë¤è¤Ã¤Æ¡¤TOPPERS¥×¥í¥¸¥§¥¯¥È¤Ë
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  35  *
  36  *  @(#) $Id: fc_windows.cpp,v 1.12 2003/12/20 06:51:58 takayuki Exp $
  37  */
  38
  39 #if (defined(FILECONTAINER_WINDOWS) || defined(TESTSUITE)) && defined(_MSC_VER)
  40
  41 #pragma warning(disable:4786)
  42
  43 #include "base/filecontainer.h"
  44 #include <windows.h>
  45 #include <imagehlp.h>
  46 #include <string>
  47
  48 using namespace std;
  49
  50 namespace {
  51
  52     class FileContainerWindowsImpl : public FileContainer
  53     {
  54     protected:
  55         HANDLE          process;
  56         LOADED_IMAGE    image;
  57         DWORD           base;
  58
  59         inline bool isLoaded(void) const
  60         {   return base != 0;   }
  61
  62     public:
  63         FileContainerWindowsImpl(void) throw();
  64         virtual ~FileContainerWindowsImpl(void) throw();
  65
  66             /* ¥¤¥ó¥¿¥Õ¥§¡¼¥¹Éô */
  67         virtual void        attachModule(const string & filename) throw(Exception);
  68         virtual void        loadContents(void * dest, address_t address, size_t size) throw(Exception);
  69         virtual address_t   getSymbolAddress(const string & symbol) throw(Exception);
  70         virtual std::string getArchitecture(void) throw();
  71
  72         TESTSUITE_PROTOTYPE(main)
  73     };
  74
  75     FileContainerWindowsImpl instance_of_FileContaienrWindowsImpl;
  76
  77         /* ¥³¥ó¥¹¥È¥é¥¯¥¿ */
  78     FileContainerWindowsImpl::FileContainerWindowsImpl(void) throw()
  79         : process(NULL), image(), base(0)
  80     {}
  81
  82         /* ¥Ç¥¹¥È¥é¥¯¥¿ */
  83     FileContainerWindowsImpl::~FileContainerWindowsImpl(void) throw()
  84     {
  85         if(isLoaded()) {
  86             ::UnMapAndLoad(&image);
  87             ::SymUnloadModule(process, base);
  88             process = NULL;
  89             base    = 0;
  90         }
  91     }
  92
  93         /* ÂÐ¾Ý¥â¥¸¥å¡¼¥ë¤Î³äÉÕ */
  94     void FileContainerWindowsImpl::attachModule(const std::string & _filename) throw(Exception)
  95     {
  96         string filename(_filename);
  97
  98         process = ::GetCurrentProcess();
  99         if(::SymInitialize( process , NULL, FALSE) == FALSE)
 100             ExceptionMessage("[Internal Error] ImageHelper API initialization failure","[ÆâÉô¥¨¥é¡¼] ½é´ü²½¤Ë¼ºÇÔ¤·¤Þ¤·¤¿ (ImageHlp)").throwException();
 101
 102         base = ::SymLoadModule(process, NULL, (PSTR)filename.c_str(), NULL, 0, 0);
 103
 104         image.SizeOfImage = sizeof(LOADED_IMAGE);
 105         if(::MapAndLoad((PSTR)filename.c_str(), NULL, &image, FALSE, TRUE) == FALSE)
 106             ExceptionMessage("[Internel error] Module loading failure [%]","[ÆâÉô¥¨¥é¡¼] ¥â¥¸¥å¡¼¥ë¤ÎÆÉ¤ß¹þ¤ß¤Ë¼ºÇÔ¤·¤Þ¤·¤¿ [%]") << filename << throwException;
 107     }
 108
 109         /* ÆâÍÆ¤Î¼èÆÀ */
 110     void FileContainerWindowsImpl::loadContents(void * dest, address_t address, size_t size) throw(Exception)
 111     {
 112         PIMAGE_SECTION_HEADER header;
 113         unsigned int i;
 114
 115         address -= base;
 116         for(i=0;i<image.NumberOfSections;i++) {
 117             header = image.Sections+i;
 118             if(address >= header->VirtualAddress && address < header->VirtualAddress + header->SizeOfRawData) {
 119                 address -= header->VirtualAddress - header->PointerToRawData;
 120                 ::CopyMemory(dest,image.MappedAddress + address,size);
 121                 break;
 122             }
 123         }
 124
 125         if(i == image.NumberOfSections)
 126             ExceptionMessage("[Internel error] Memory read with unmapped address","[ÆâÉô¥¨¥é¡¼] ¥Þ¥Ã¥×¤µ¤ì¤Æ¤Ê¤¤¥¢¥É¥ì¥¹¤ò»È¤Ã¤Æ¥á¥â¥ê¥ê¡¼¥É¤¬¹Ô¤ï¤ì¤Þ¤·¤¿").throwException();
 127     }
 128
 129         /* ¥·¥ó¥Ü¥ë¥¢¥É¥ì¥¹¤Î²ò·è */
 130     FileContainer::address_t FileContainerWindowsImpl::getSymbolAddress(const string & _symbol) throw(Exception)
 131     {
 132         FileContainer::address_t result = 0;
 133         string symbol(_symbol);
 134         IMAGEHLP_SYMBOL sym;
 135
 136         if(process == NULL || base == 0)
 137             ExceptionMessage("Not initialized","½é´ü²½¤µ¤ì¤Æ¤Þ¤»¤ó").throwException();
 138
 139         sym.SizeOfStruct = sizeof(sym);
 140         sym.MaxNameLength = 0;
 141
 142         if(::SymGetSymFromName(process, (PSTR)symbol.c_str(), &sym) == TRUE)
 143             result = static_cast<FileContainer::address_t>(sym.Address);
 144
 145         if(result == 0)
 146             ExceptionMessage("Unknown symbol [%]","ÉÔÀµ¤Ê¥·¥ó¥Ü¥ëÌ¾ [%]") << symbol << throwException;
 147
 148         return static_cast<FileContainer::address_t>(sym.Address);
 149     }
 150
 151     string FileContainerWindowsImpl::getArchitecture(void) throw()
 152     {   return "Windows (Win32)";   }
 153
 154 }
 155
 156 //---------------------------------------------
 157
 158 #ifdef TESTSUITE
 159 #include "base/coverage_undefs.h"
 160
 161 #pragma warning(disable:4311) //'reinterpret_cast' : ¥Ý¥¤¥ó¥¿¤ò 'const int *__w64 ' ¤«¤é 'FileContainer::address_t' ¤ØÀÚ¤êµÍ¤á¤Þ¤¹¡£
 162
 163 extern "C" const int FileContainerWindowsImplTestVariable = 0x01234567;
 164 extern "C" const int _FileContainerWindowsImplTestVariableWithUnderbar = 0x89abcdef;
 165
 166 TESTSUITE(main, FileContainerWindowsImpl)
 167 {
 168     PREDECESSOR("TFileContainer");
 169
 170     SingletonBase::ContextChain chain;
 171     chain.saveContext<RuntimeObjectTable>();
 172     chain.renewInstance();
 173
 174     BEGIN_CASE("attachModule","attachModule") {
 175         BEGIN_CASE("1","¼Â¹Ô¤·¤Æ¤¤¤ë¥×¥í¥°¥é¥à¤¬³«¤±¤ë¤«") {
 176             FileContainerWindowsImpl fcwi;
 177             bool result = true;
 178             try { fcwi.attachModule(TestSuite::getProgName()); } catch(...) { result = false; }
 179
 180             TEST_CASE("1", "Îã³°¤Ïµ¯¤¤Ê¤¤", result);
 181         } END_CASE;
 182
 183         BEGIN_CASE("2","Â¸ºß¤·¤Ê¤¤¥Õ¥¡¥¤¥ëÌ¾¤ÇÎã³°") {
 184             FileContainerWindowsImpl fcwi;
 185             bool result = false;
 186             try { fcwi.attachModule("..."); } catch(...) { result = true; }
 187
 188             TEST_CASE("1", "Îã³°¤¬µ¯¤¤ë", result);
 189         } END_CASE;
 190     } END_CASE;
 191
 192     BEGIN_CASE("getSymbolAddress","getSymbolAddress") {
 193         FileContainerWindowsImpl fcwi;
 194
 195         BEGIN_CASE("1","½é´ü²½¤·¤Æ¤¤¤Ê¤¤¾õÂÖ¤Ç¸¡º÷¤¹¤ë") {
 196             bool result = false;
 197             try { fcwi.getSymbolAddress("FileContainerWindowsImplTestVariable"); } catch(...) { result = true; }
 198             TEST_CASE("1","Îã³°¤¬¤ª¤¤ë", result);
 199         } END_CASE;
 200
 201         fcwi.attachModule(TestSuite::getProgName());
 202
 203         BEGIN_CASE("2","Â¸ºß¤¹¤ë¥·¥ó¥Ü¥ë¤ò¸¡º÷¤¹¤ë") {
 204             FileContainer::address_t addr = 0;
 205             bool result = true;
 206
 207             try { addr = fcwi.getSymbolAddress("FileContainerWindowsImplTestVariable"); } catch(...) { result = false; }
 208
 209             TEST_CASE("1","Îã³°¤Ïµ¯¤¤Ê¤¤", result);
 210             TEST_CASE("2","¥¢¥É¥ì¥¹¤¬Àµ¤·¤¤", addr == reinterpret_cast<FileContainer::address_t>(&FileContainerWindowsImplTestVariable));
 211         } END_CASE;
 212
 213         BEGIN_CASE("3","Í¾·×¤Ê_¤ò¾¡¼ê¤ËÉÕ²Ã¤·¤Ê¤¤") {
 214             FileContainer::address_t addr = 0;
 215             bool result = false;
 216
 217             try { addr = fcwi.getSymbolAddress("FileContainerWindowsImplTestVariableWithUnderbar"); } catch(...) { result = true; }
 218
 219             TEST_CASE("1","Îã³°¤¬µ¯¤¤ë", result);
 220             TEST_CASE("2","¥¢¥É¥ì¥¹¤Ï0¤Î¤Þ¤Þ", addr == 0);
 221         } END_CASE;
 222
 223         BEGIN_CASE("4","Â¸ºß¤·¤Ê¤¤¥·¥ó¥Ü¥ë¤ò¸¡º÷¤¹¤ë") {
 224             FileContainer::address_t addr = 0;
 225             bool result = false;
 226
 227             try { addr = fcwi.getSymbolAddress("____unknown____"); } catch(...) { result = true; }
 228
 229             TEST_CASE("1","Îã³°¤¬¤ª¤¤ë", result);
 230         } END_CASE;
 231     } END_CASE;
 232
 233     BEGIN_CASE("loadContents","loadContents") {
 234         FileContainerWindowsImpl fcwi;
 235         fcwi.attachModule(TestSuite::getProgName());
 236
 237         BEGIN_CASE("1","Â¸ºß¤¹¤ëÊÑ¿ô¤òÆÉ¤ß½Ð¤¹") {
 238             FileContainer::address_t addr;
 239             int i;
 240
 241             addr = fcwi.getSymbolAddress("FileContainerWindowsImplTestVariable");
 242             bool result = true;
 243             try { fcwi.loadContents(&i, addr, sizeof(i)); } catch(...) { result = false; }
 244
 245             TEST_CASE("1","Îã³°¤Ïµ¯¤¤Ê¤¤", result);
 246             TEST_CASE("2","ÆÉ¤ß½Ð¤µ¤ì¤¿ÆâÍÆ¤ÏÀµ¤·¤¤", i == FileContainerWindowsImplTestVariable);
 247         } END_CASE;
 248
 249         BEGIN_CASE("2","Â¸ºß¤·¤Ê¤¤ÊÑ¿ô¤òÆÉ¤ß½Ð¤¹") {
 250             FileContainer::address_t addr;
 251             int i;
 252
 253             addr = ~0;
 254             bool result = false;
 255             try { fcwi.loadContents(&i, addr, sizeof(i)); } catch(Exception &) { result = true; }
 256
 257             TEST_CASE("1","Îã³°¤¬µ¯¤³¤ë", result);
 258         } END_CASE;
 259
 260     } END_CASE;
 261
 262     chain.restoreContext();
 263 }
 264
 265 #endif /* TESTSUITE */
 266
 267 #endif /* FILECONTAINER_WINDOWS || TESTSUITE */
 268