/* * Copyright 1999-2004 The Apache Software Foundation. *  * 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. *//* * $Log: IRIXPlatformUtils.cpp,v $ * Revision 1.20  2004/09/08 13:56:39  peiyongz * Apache License Version 2.0 * * Revision 1.19  2004/01/13 16:34:21  cargilld * Misc memory management changes. * * Revision 1.18  2004/01/06 17:31:20  neilg * fix static initialization problems, bug 28517; thanks to Reid Spencer * * Revision 1.17  2003/12/24 15:24:14  cargilld * More updates to memory management so that the static memory manager. * * Revision 1.16  2003/12/19 23:02:25  cargilld * More memory management updates. * * Revision 1.15  2003/12/17 15:16:10  cargilld * Platform update for memory management so that the static memory manager (one * used to call Initialize) is only for static data. * * Revision 1.14  2003/12/17 13:58:03  cargilld * Platform update for memory management so that the static memory manager (one * used to call Initialize) is only for static data. * * Revision 1.13  2003/10/01 16:32:39  neilg * improve handling of out of memory conditions, bug #23415.  Thanks to David Cargill. * * Revision 1.12  2003/05/15 18:37:48  knoaman * Partial implementation of the configurable memory manager. * * Revision 1.11  2003/04/25 17:19:40  peiyongz * throw exception if getcwd() fails * * Revision 1.10  2003/04/24 02:54:24  peiyongz * Logical Path Resolution * * Revision 1.9  2003/04/21 04:28:04  peiyongz * performance tuning * * Revision 1.8  2003/03/09 16:54:25  peiyongz * PanicHandler * * Revision 1.7  2003/02/05 18:28:21  tng * [Bug 13437] Incorrect memory management in XXXPlatformUtils.cpp. * * Revision 1.6  2002/12/12 16:28:55  peiyongz * MsgCatalogLoader added. * * Revision 1.5  2002/12/02 19:16:38  tng * [Bug 14723] Memory leak in atomicOpsMutex.  Patch from Adam Zell. * * Revision 1.4  2002/11/15 21:05:45  tng * [Bug 14598] IRIX 6.5 / g++ 3.0.4 compilation bugs.  Patch from Richard Balint * . * * Revision 1.3  2002/11/04 15:13:00  tng * C++ Namespace Support. * * Revision 1.2  2002/05/21 20:31:47  tng * Minor update: Remove obsolete code * * Revision 1.1.1.1  2002/02/01 22:22:24  peiyongz * sane_include * * Revision 1.14  2001/12/11 14:46:39  tng * [Bug 5320] 1.5.2 Build fails on IRIX.  The variable "atomicOpsMutex" has been defined twice.  Fixed by Christopher Just. * * Revision 1.13  2001/10/23 23:10:20  peiyongz * [Bug#880] patch to PlatformUtils:init()/term() and related. from Mark Weaver * * Revision 1.12  2001/09/04 19:05:44  peiyongz * Patch to support IRIX's sproc(), from Christopher Just * * Revision 1.11  2001/01/26 15:42:00  tng * Undefined symbol error when building a single threaded version of the xerces lib on irix.  Fixed by Walker. * * Revision 1.10  2000/07/25 22:29:45  aruna1 * Char definitions in XMLUni moved to XMLUniDefs * * Revision 1.9  2000/04/03 19:27:19  abagchi * Included changes for SGI IRIX 6.5 * * Revision 1.8  2000/03/02 21:10:36  abagchi * Added empty function platformTerm() * * Revision 1.7  2000/03/02 20:42:40  abagchi * Fixed typo in XMLExcepts * * Revision 1.6  2000/03/02 19:55:22  roddey * This checkin includes many changes done while waiting for the * 1.1.0 code to be finished. I can't list them all here, but a list is * available elsewhere. * * Revision 1.5  2000/02/06 07:48:27  rahulj * Year 2K copyright swat. * * Revision 1.4  2000/01/25 22:32:35  aruna1 * Updated panic information * * Revision 1.3  1999/12/18 00:54:43  rahulj * Merged in changes for IRIX submitted by Marc Stuessel * * Revision 1.2  1999/12/14 23:53:32  rahulj * Removed the offending Ctrl-M's from the commit message * logs which was giving packaging problems. * * PR: * Obtained from: * Submitted by: * Reviewed by: * * Revision 1.1  1999/12/01 17:16:18  rahulj * Added support for IRIX 6.5.5 using SGI MIPSpro C++ 7.3 and 7.21 generating 32 bit objects. Changes submitted by Marc Stuessel * */// ---------------------------------------------------------------------------//  Includes// ---------------------------------------------------------------------------#if !defined(APP_NO_THREADS)#ifdef XML_USE_SPROC#include    <ulocks.h>#else#include    <pthread.h>#endif#endif#include    <unistd.h>#include    <stdio.h>#include    <stdlib.h>#include    <errno.h>#include    <sys/param.h>#include    <sys/timeb.h>#include    <string.h>#include    <xercesc/util/PlatformUtils.hpp>#include    <xercesc/util/RuntimeException.hpp>#include    <xercesc/util/Janitor.hpp>#include    <xercesc/util/Mutexes.hpp>#include    <xercesc/util/XMLString.hpp>#include    <xercesc/util/XMLUniDefs.hpp>#include    <xercesc/util/XMLUni.hpp>#include    <xercesc/util/PanicHandler.hpp>#include    <xercesc/util/OutOfMemoryException.hpp>#if defined(XML_USE_ICU_TRANSCODER)    #include <xercesc/util/Transcoders/ICU/ICUTransService.hpp>#else    // Use native transcoder. Same as -DXML_USE_NATIVE_TRANSCODER    #include <xercesc/util/Transcoders/Iconv/IconvTransService.hpp>#endif#if defined(XML_USE_ICU_MESSAGELOADER)    #include <xercesc/util/MsgLoaders/ICU/ICUMsgLoader.hpp>#elif defined (XML_USE_ICONV_MESSAGELOADER)    #include <xercesc/util/MsgLoaders/MsgCatalog/MsgCatalogLoader.hpp>#else    // Same as -DXML_USE_INMEM_MESSAGELOADER    #include <xercesc/util/MsgLoaders/InMemory/InMemMsgLoader.hpp>#endif#if defined (XML_USE_NETACCESSOR_SOCKET)    #include <xercesc/util/NetAccessors/Socket/SocketNetAccessor.hpp>#endifXERCES_CPP_NAMESPACE_BEGIN// ---------------------------------------------------------------------------//  XMLPlatformUtils: Private Static Methods// ---------------------------------------------------------------------------XMLNetAccessor* XMLPlatformUtils::makeNetAccessor(){#if defined (XML_USE_NETACCESSOR_SOCKET)    return new SocketNetAccessor();#else    return 0;#endif}////  This method is called by the platform independent part of this class//  when client code asks to have one of the supported message sets loaded.//XMLMsgLoader* XMLPlatformUtils::loadAMsgSet(const XMLCh* const msgDomain){    XMLMsgLoader* retVal;    try    {#if defined (XML_USE_ICU_MESSAGELOADER)        retVal = new ICUMsgLoader(msgDomain);#elif defined (XML_USE_ICONV_MESSAGELOADER)        retVal = new MsgCatalogLoader(msgDomain);#else        // same as -DXML_USE_INMEM_MESSAGELOADER        retVal = new InMemMsgLoader(msgDomain);#endif    }    catch(const OutOfMemoryException&)    {        throw;    }    catch(...)    {        panic(PanicHandler::Panic_CantLoadMsgDomain);    }    return retVal;}////  This method is called very early in the bootstrapping process. This guy//  must create a transcoding service and return it. It cannot use any string//  methods, any transcoding services, throw any exceptions, etc... It just//  makes a transcoding service and returns it, or returns zero on failure.//XMLTransService* XMLPlatformUtils::makeTransService(){#if defined (XML_USE_ICU_TRANSCODER)    // Use ICU transcoding services.    // same as -DXML_USE_ICU_MESSAGELOADER    return new ICUTransService;#else    // Use native transcoding services.    // same as -DXML_USE_INMEM_MESSAGELOADER    return new IconvTransService;#endif}// ---------------------------------------------------------------------------//  XMLPlatformUtils: The panic method// ---------------------------------------------------------------------------void XMLPlatformUtils::panic(const PanicHandler::PanicReasons reason){    fgUserPanicHandler? fgUserPanicHandler->panic(reason) : fgDefaultPanicHandler->panic(reason);	}// ---------------------------------------------------------------------------//  XMLPlatformUtils: File Methods// ---------------------------------------------------------------------------unsigned int XMLPlatformUtils::curFilePos(FileHandle theFile                                          , MemoryManager* const manager){    int curPos = ftell( (FILE*)theFile);    if (curPos == -1)        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotGetSize, manager);    return (unsigned int)curPos;}void XMLPlatformUtils::closeFile(FileHandle theFile                                 , MemoryManager* const manager){    if (fclose((FILE*)theFile))        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotCloseFile, manager);}unsigned int XMLPlatformUtils::fileSize(FileHandle theFile                                        , MemoryManager* const manager){    // Get the current position    long  int curPos = ftell((FILE*) theFile);    if (curPos == -1)        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotGetCurPos, manager);    // Seek to the end and save that value for return     if (fseek((FILE*) theFile, 0, SEEK_END))        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotSeekToEnd, manager);    long int retVal = ftell((FILE*)theFile);    if (retVal == -1)        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotSeekToEnd, manager);    // And put the pointer back    if (fseek( (FILE*)theFile, curPos, SEEK_SET) )        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotSeekToPos, manager);    return (unsigned int)retVal;}FileHandle XMLPlatformUtils::openFile(const XMLCh* const fileName                                      , MemoryManager* const manager){    const char* tmpFileName = XMLString::transcode(fileName, manager);    ArrayJanitor<char> janText((char*)tmpFileName, manager);    FileHandle retVal = (FILE*)fopen( tmpFileName , "rb" );    if (retVal == NULL)        return 0;    return retVal;}FileHandle XMLPlatformUtils::openFile(const char* const fileName                                      , MemoryManager* const manager){    FileHandle retVal = (FILE*)fopen( fileName , "rb" );    if (retVal == NULL)        return 0;    return retVal;}FileHandle XMLPlatformUtils::openFileToWrite(const XMLCh* const fileName                                             , MemoryManager* const manager){    const char* tmpFileName = XMLString::transcode(fileName, manager);    ArrayJanitor<char> janText((char*)tmpFileName, manager);    return fopen( tmpFileName , "wb" );}FileHandle XMLPlatformUtils::openFileToWrite(const char* const fileName                                             , MemoryManager* const manager){    return fopen( fileName , "wb" );}FileHandle XMLPlatformUtils::openStdInHandle(MemoryManager* const manager){        return (FileHandle)fdopen(dup(0), "rb");}unsigned intXMLPlatformUtils::readFileBuffer( FileHandle           theFile                                , const unsigned int   toRead                                , XMLByte* const       toFill                                , MemoryManager* const manager){    size_t noOfItemsRead = fread((void*) toFill, 1, toRead, (FILE*)theFile);    if(ferror((FILE*)theFile))    {        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotReadFromFile, manager);    }    return (unsigned int)noOfItemsRead;}voidXMLPlatformUtils::writeBufferToFile( FileHandle     const  theFile                                   , long                  toWrite                                   , const XMLByte* const  toFlush                                   , MemoryManager* const  manager){    if (!theFile        ||        (toWrite <= 0 ) ||        !toFlush         )        return;    const XMLByte* tmpFlush = (const XMLByte*) toFlush;    size_t bytesWritten = 0;    while (true)    {        bytesWritten=fwrite(tmpFlush, sizeof(XMLByte), toWrite, (FILE*)theFile);        if(ferror((FILE*)theFile))        {