/* * 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. *//* * $Id: SolarisPlatformUtils.cpp,v 1.28 2004/09/30 14:01:41 peiyongz Exp $ */// ---------------------------------------------------------------------------//  Includes// ---------------------------------------------------------------------------#if !defined (APP_NO_THREADS)#  if defined (XML_USE_DCE)#    include  <dce/pthread.h>#  else#    include    <pthread.h>#  endif#endif // APP_NO_THREADS#include    <unistd.h>#include    <stdio.h>#include    <stdlib.h>#include    <errno.h>#include    <libgen.h>#include    <sys/timeb.h>#include    <string.h>#include    <link.h>#include    <limits.h>#include    <dlfcn.h>#include    <sys/types.h>#include    <sys/stat.h>#include    <fcntl.h>#include    <xercesc/util/Janitor.hpp>#include    <xercesc/util/PlatformUtils.hpp>#include    <xercesc/util/RuntimeException.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    #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   // use In-memory message loader    #include <xercesc/util/MsgLoaders/InMemory/InMemMsgLoader.hpp>#endif#if defined (XML_USE_NETACCESSOR_LIBWWW)    #include <xercesc/util/NetAccessors/libWWW/LibWWWNetAccessor.hpp>#elif defined (XML_USE_NETACCESSOR_SOCKET)    #include <xercesc/util/NetAccessors/Socket/SocketNetAccessor.hpp>#endif#if defined (SOLARIS)extern "C" int ftime(struct timeb *); // Solaris headers missing this decl#endifXERCES_CPP_NAMESPACE_BEGIN// ---------------------------------------------------------------------------//  XMLPlatformUtils: Private Static Methods// ---------------------------------------------------------------------------XMLNetAccessor* XMLPlatformUtils::makeNetAccessor(){#if defined (XML_USE_NETACCESSOR_LIBWWW)    return new LibWWWNetAccessor();#elif 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.//  In our case, we use the ICU based message loader mechanism.//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        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){    return new ICUTransService;}#elif defined (XML_USE_ICONV_TRANSCODER){    return new IconvTransService;}#else // Use Native transcoding service{    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){    // Get the current position    int curPos = tell( (int)theFile);    if (curPos == -1)        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotGetSize, manager);    return (unsigned int)curPos;}void XMLPlatformUtils::closeFile(FileHandle theFile                                 , MemoryManager* const manager){    if (close((int) theFile))        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotCloseFile, manager);}unsigned int XMLPlatformUtils::fileSize(FileHandle theFile                                        , MemoryManager* const manager){    // Get the current position    long  int curPos = tell((int) theFile);    if (curPos == -1)        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotGetCurPos, manager);    // Seek to the end and save that value for return    if (lseek( (int) theFile, 0, SEEK_END) == (off_t)-1)        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotSeekToEnd, manager);    long int retVal = tell((int) theFile);    if (retVal == -1)        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotSeekToEnd, manager);    // And put the pointer back    if (lseek((int) theFile, curPos, SEEK_SET) == (off_t)-1)        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotSeekToPos, manager);    return (unsigned int)retVal;}FileHandle XMLPlatformUtils::openFile(const char* const fileName                                      , MemoryManager* const manager){    int retVal = open( fileName , O_RDONLY | O_LARGEFILE);    if (retVal == -1)        return 0;    return (FileHandle)retVal;}FileHandle XMLPlatformUtils::openFile(const XMLCh* const fileName                                      , MemoryManager* const manager){    const char* tmpFileName = XMLString::transcode(fileName, manager);    ArrayJanitor<char> janText((char*)tmpFileName, manager);    int retVal = open( tmpFileName , O_RDONLY | O_LARGEFILE);    if (retVal == -1)        return 0;    return (FileHandle)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 (FileHandle)open( tmpFileName , O_WRONLY | O_CREAT | O_TRUNC | O_LARGEFILE, 0666);}FileHandle XMLPlatformUtils::openFileToWrite(const char* const fileName                                             , MemoryManager* const manager){    return (FileHandle)open( fileName , O_WRONLY | O_CREAT | O_TRUNC | O_LARGEFILE, 0666);}unsigned intXMLPlatformUtils::readFileBuffer(FileHandle              theFile                               , const unsigned int      toRead                               , XMLByte* const          toFill                               , MemoryManager* const    manager){    ssize_t noOfItemsRead =      read((int) theFile, (void*) toFill, toRead);    if(noOfItemsRead == -1)    {        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;    ssize_t bytesWritten = 0;    while (true)    {      bytesWritten=write((int)theFile, (const void *)tmpFlush, toWrite);        if(bytesWritten == -1)        {            ThrowXMLwithMemMgr(XMLPlatformUtilsException, XMLExcepts::File_CouldNotWriteToFile, manager);        }        if (bytesWritten < toWrite) //incomplete write        {            tmpFlush+=bytesWritten;            toWrite-=bytesWritten;            bytesWritten=0;        }        else            return;    }    return;}void XMLPlatformUtils::resetFile(FileHandle theFile                                 , MemoryManager* const manager){    // Seek to the start of the file    if (lseek((int) theFile, 0, SEEK_SET) == -1)        ThrowXMLwithMemMgr(XMLPlatformUtilsException,                 XMLExcepts::File_CouldNotResetFile, manager);}// ---------------------------------------------------------------------------//  XMLPlatformUtils: File system methods// ---------------------------------------------------------------------------XMLCh* XMLPlatformUtils::getFullPath(const XMLCh* const srcPath,                                     MemoryManager* const manager){    //    //  NOTE: THe path provided has always already been opened successfully,    //  so we know that its not some pathological freaky path. It comes in    //  in native format, and goes out as Unicode always    //    char* newSrc = XMLString::transcode(srcPath, manager);    ArrayJanitor<char> janText(newSrc, manager);    // Use a local buffer that is big enough for the largest legal path    char absPath[PATH_MAX + 1];