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TandemPlatformUtils.cpp
上传用户:huihehuasu
上传日期:2007-01-10
资源大小:6948k
文件大小:15k
源码类别:
xml/soap/webservice
开发平台:
C/C++
- /*
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 1999-2000 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Xerces" and "Apache Software Foundation" must
- * not be used to endorse or promote products derived from this
- * software without prior written permission. For written
- * permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * nor may "Apache" appear in their name, without prior written
- * permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation, and was
- * originally based on software copyright (c) 1999, International
- * Business Machines, Inc., http://www.ibm.com . For more information
- * on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
- /*
- * $Log: TandemPlatformUtils.cpp,v $
- * Revision 1.4 2000/03/02 21:10:38 abagchi
- * Added empty function platformTerm()
- *
- * Revision 1.3 2000/03/02 19:55:32 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 1.2 2000/02/06 07:48:30 rahulj
- * Year 2K copyright swat.
- *
- * Revision 1.1.1.1 1999/11/09 01:06:24 twl
- * Initial checkin
- *
- * Revision 1.2 1999/11/08 20:45:32 rahul
- * Swat for adding in Product name and CVS comment log variable.
- *
- */
- // ---------------------------------------------------------------------------
- // NOTE:
- //
- // Xerces is not officially supported on Tandem. This file was sent
- // in by one of the Tandem users and is included in the distribution
- // just for convenience. Please send any defects / modification
- // reports to xml4c@us.ibm.com
- // ---------------------------------------------------------------------------
- // ---------------------------------------------------------------------------
- // Includes
- // ---------------------------------------------------------------------------
- // XXX #include <pthread.h>
- // XXX #include <sys/atomic_op.h>
- #include <util/PlatformUtils.hpp>
- #include <util/RuntimeException.hpp>
- #include <util/Janitor.hpp>
- #include <stdio.h>
- #include <stdlib.h>
- #include <errno.h>
- #include <libgen.h>
- #include <sys/timeb.h>
- #include <string.h>
- // ---------------------------------------------------------------------------
- // Local Methods
- // ---------------------------------------------------------------------------
- static void WriteCharStr( FILE* stream, const char* const toWrite)
- {
- if (!fputs(toWrite, stream))
- {
- throw XMLPlatformUtilsException("Could not write to standard out/err");
- }
- }
- static void WriteUStrStdErr( const XMLCh* const toWrite)
- {
- char* tmpVal = XMLString::transcode(toWrite);
- if (!fputs(tmpVal, stderr))
- {
- throw XMLPlatformUtilsException("Could not write to standard error file");
- }
- }
- static void WriteUStrStdOut( const XMLCh* const toWrite)
- {
- char* tmpVal = XMLString::transcode(toWrite);
- if (!fputs(tmpVal, stdout))
- {
- throw XMLPlatformUtilsException("Could not write to standard out file");
- }
- }
- // ---------------------------------------------------------------------------
- // XMLPlatformUtils: Platform init method
- // ---------------------------------------------------------------------------
- void XMLPlatformUtils::platformInit()
- {
- }
- void XMLPlatformUtils::setupIntlPath()
- {
- //
- // We need to figure out the path to the Intl classes. They will be
- // in the .Intl subdirectory under this DLL.
- //
- char* tmpBuf = getenv("XML4C2INTLDIR");
- //check if environment variable is set
- if (tmpBuf !=0) {
- // Store this string in the static member
- char cBuf[1024];
- strcpy(cBuf, tmpBuf);
- unsigned int pathLen = strlen(tmpBuf);
- if (*(tmpBuf + pathLen - 1) != '/')
- strcpy((tmpBuf + pathLen), "/");
- fgIntlPath = new char[strlen(tmpBuf)+1 ];
- strcpy((char*)fgIntlPath, tmpBuf);
- return;
- }
- //
- // If we did not find the environment var, so lets try to go the auto
- // search route.
- //
- static const char* const pubDLLNameBase = Xerces_DLLName;
- char pubDLLNameReal[256];
- strcpy(pubDLLNameReal, pubDLLNameBase);
- strcat(pubDLLNameReal, gXML4C2VersionStr);
- strcat(pubDLLNameReal, ".a");
- char* libName = new char[ strlen(pubDLLNameReal)];
- strcpy(libName, pubDLLNameReal);
- char* libPath = getenv("LIBPATH");
- //Now create an array of the directory listing in this path
- //First do the searching process for the first directory listing
- char* libPathName = strtok(libPath, ":");
- char* libfile = new char[ strlen(libPathName) + strlen(libName) +2];
- strcpy(libfile, libPathName);
- strcat(libfile, "/");
- strcat(libfile, libName);
- if ((FILE*)fopen(libfile, "rb"))
- {
- delete libfile;
- libfile=0;
- if (tmpBuf) {
- delete tmpBuf;
- tmpBuf =0;
- }
- tmpBuf = new char[strlen(libPathName)+ strlen("/intlFiles/locales/")+1];
- strcpy(tmpBuf, libPathName);
- strcat(tmpBuf, "/intlFiles/locales/");
- fgIntlPath = new char[strlen(tmpBuf)+1 ];
- strcpy((char*)fgIntlPath, tmpBuf);
- return;
- }
- //do the searching process for the rest directory listings
- while (libPathName != NULL)
- {
- libPathName = strtok(0, ":");
- if (libPathName == NULL)
- break;
- libfile = new char[ strlen(libPathName) + strlen(libName) +2];
- strcpy(libfile, libPathName);
- strcat(libfile, "/");
- strcat(libfile, libName);
- if ((FILE*)fopen(libfile, "rb"))
- {
- delete libfile;
- libfile=0;
- if (tmpBuf) {
- delete tmpBuf;
- tmpBuf =0;
- }
- tmpBuf = new char[strlen(libPathName)+ strlen("/intlFiles/locales/")+1];
- strcpy(tmpBuf, libPathName);
- strcat(tmpBuf, "/intlFiles/locales/");
- fgIntlPath = new char[strlen(tmpBuf)+1 ];
- strcpy((char*)fgIntlPath, tmpBuf);
- return;
- }
- }
- if (fgIntlPath == NULL) {
- printf("Environment variable 'XML4C2INTLDIR' not defined n");
- throw RuntimeException(
- "Environment variable 'XML4C2INTLDIR' not defined."
- );
- }
- }
- // ---------------------------------------------------------------------------
- // XMLPlatformUtils: File Methods
- // ---------------------------------------------------------------------------
- unsigned int XMLPlatformUtils::curFilePos(FileHandle theFile)
- {
- // Get the current position
- int curPos = ftell( (FILE*)theFile);
- if (curPos == -1)
- throw XMLPlatformUtilsException("XMLPlatformUtils::curFilePos - Could not get current pos");
- return (unsigned int)curPos;
- }
- void XMLPlatformUtils::closeFile(FileHandle theFile)
- {
- if (fclose((FILE*)theFile))
- throw XMLPlatformUtilsException("XMLPlatformUtils::closeFile - Could not close the file handle");
- }
- unsigned int XMLPlatformUtils::fileSize(FileHandle theFile)
- {
- // Get the current position
- long int curPos = ftell((FILE*)theFile);
- if (curPos == -1)
- throw XMLPlatformUtilsException("XMLPlatformUtils::fileSize - Could not get current pos");
- // Seek to the end and save that value for return
- if (fseek( (FILE*)theFile, 0, SEEK_END) )
- throw XMLPlatformUtilsException("XMLPlatformUtils::fileSize - Could not seek to end");
- long int retVal = ftell( (FILE*)theFile);
- if (retVal == -1)
- throw XMLPlatformUtilsException("XMLPlatformUtils::fileSize - Could not get the file size");
- // And put the pointer back
- if (fseek( (FILE*)theFile, curPos, SEEK_SET) )
- throw XMLPlatformUtilsException("XMLPlatformUtils::fileSize - Could not seek back to original pos");
- return (unsigned int)retVal;
- }
- FileHandle XMLPlatformUtils::openFile(const unsigned short* const fileName)
- {
- const char* tmpFileName = XMLString::transcode(fileName);
- FileHandle retVal = (FILE*)fopen( tmpFileName , "rb" );
- if (retVal == NULL)
- return 0;
- return retVal;
- }
- unsigned int
- XMLPlatformUtils::readFileBuffer( FileHandle theFile
- , const unsigned int toRead
- , XMLByte* const toFill)
- {
- size_t noOfItemsRead = fread( (void*) toFill, 1, toRead, (FILE*)theFile);
- if(ferror((FILE*)theFile))
- {
- throw XMLPlatformUtilsException("XMLPlatformUtils::readFileBuffer - Read failed");
- }
- return (unsigned int)noOfItemsRead;
- }
- void XMLPlatformUtils::resetFile(FileHandle theFile)
- {
- // Seek to the start of the file
- if (fseek((FILE*)theFile, 0, SEEK_SET) )
- throw XMLPlatformUtilsException("XMLPlatformUtils::resetFile - Could not seek to beginning");
- }
- // ---------------------------------------------------------------------------
- // XMLPlatformUtils: Timing Methods
- // ---------------------------------------------------------------------------
- unsigned long XMLPlatformUtils::getCurrentMillis()
- {
- timeb aTime;
- ftime(&aTime);
- return (unsigned long)(aTime.time*1000 + aTime.millitm);
- }
- XMLCh* XMLPlatformUtils::getBasePath(const XMLCh* const srcPath)
- {
- //
- // 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);
- // Use a local buffer that is big enough for the largest legal path
- char* tmpPath = dirname((char*)newSrc);
- if (!tmpPath)
- {
- throw XMLPlatformUtilsException("XMLPlatformUtils::resetFile - Could not get the base path name");
- }
- char* newXMLString = new char [strlen(tmpPath) +1];
- ArrayJanitor<char> newJanitor(newXMLString);
- strcpy(newXMLString, tmpPath);
- strcat(newXMLString , "/");
- // Return a copy of the path, in Unicode format
- return XMLString::transcode(newXMLString);
- }
- bool XMLPlatformUtils::isRelative(const XMLCh* const toCheck)
- {
- // Check for pathological case of empty path
- if (!toCheck[0])
- return false;
- //
- // If it starts with a slash, then it cannot be relative. This covers
- // both something like "TestFile.xml" and an NT Lan type remote path
- // that starts with a node like "\MyNodeTestFile.xml".
- //
- if (toCheck[0] == XMLCh('/'))
- return false;
- // Else assume its a relative path
- return true;
- }
- // -----------------------------------------------------------------------
- // Standard out/error support
- // -----------------------------------------------------------------------
- void XMLPlatformUtils::writeToStdErr(const char* const toWrite)
- {
- WriteCharStr(stderr, toWrite);
- }
- void XMLPlatformUtils::writeToStdErr(const XMLCh* const toWrite)
- {
- WriteUStrStdErr(toWrite);
- }
- void XMLPlatformUtils::writeToStdOut(const XMLCh* const toWrite)
- {
- WriteUStrStdOut(toWrite);
- }
- void XMLPlatformUtils::writeToStdOut(const char* const toWrite)
- {
- WriteCharStr(stdout, toWrite);
- }
- #ifndef __TANDEM
- // -----------------------------------------------------------------------
- // Mutex methods
- // -----------------------------------------------------------------------
- void XMLPlatformUtils::closeMutex(void* const mtxHandle)
- {
- if (mtxHandle == NULL)
- return;
- if (pthread_mutex_destroy( (pthread_mutex_t*)mtxHandle))
- {
- throw XMLPlatformUtilsException("Could not destroy a mutex");
- }
- if ( (pthread_mutex_t*)mtxHandle)
- delete mtxHandle;
- }
- void XMLPlatformUtils::lockMutex(void* const mtxHandle)
- {
- if (mtxHandle == NULL)
- return;
- if (pthread_mutex_lock( (pthread_mutex_t*)mtxHandle))
- {
- throw XMLPlatformUtilsException("Could not lock a mutex");
- }
- }
- void* XMLPlatformUtils::makeMutex()
- {
- pthread_mutex_t* mutex = new pthread_mutex_t;
- if (mutex == NULL)
- {
- throw XMLPlatformUtilsException("Could not initialize a mutex");
- }
- if (pthread_mutex_init(mutex, NULL))
- {
- throw XMLPlatformUtilsException("Could not create a mutex");
- }
- return (void*)(mutex);
- }
- void XMLPlatformUtils::unlockMutex(void* const mtxHandle)
- {
- if (mtxHandle == NULL)
- return;
- if (pthread_mutex_unlock( (pthread_mutex_t*)mtxHandle))
- {
- throw XMLPlatformUtilsException("Could not unlock a mutex");
- }
- }
- // -----------------------------------------------------------------------
- // Miscellaneous synchronization methods
- // -----------------------------------------------------------------------
- void* XMLPlatformUtils::compareAndSwap ( void** toFill ,
- const void* const newValue ,
- const void* const toCompare)
- {
- boolean_t boolVar = compare_and_swap((atomic_p)toFill, (int *)&toCompare, (int)newValue );
- return (void *)toCompare;
- }
- int XMLPlatformUtils::atomicIncrement(int &location)
- {
- int retVal = fetch_and_add( (atomic_p)&location, 1);
- return retVal+1;
- }
- int XMLPlatformUtils::atomicDecrement(int &location)
- {
- int retVal = fetch_and_add( (atomic_p)&location, -1);
- return retVal-1;
- }
- FileHandle XMLPlatformUtils::openStdInHandle()
- {
- return (FileHandle)fdopen(dup(0), "rb");
- }
- #endif
- void XMLPlatformUtils::platformTerm()
- {
- // We don't have any termination requirements at this time
- }