| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * |
| * Copyright (c) 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 "Xalan" 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/>. |
| */ |
| #include "XalanUTF16Transcoder.hpp" |
| |
| |
| |
| #include <cassert> |
| |
| |
| |
| XalanUTF16Transcoder::XalanUTF16Transcoder() : |
| XalanOutputTranscoder() |
| { |
| } |
| |
| |
| |
| XalanUTF16Transcoder::~XalanUTF16Transcoder() |
| { |
| } |
| |
| |
| |
| XalanUTF16Transcoder::eCode |
| XalanUTF16Transcoder::transcode( |
| const XalanDOMChar* theSourceData, |
| size_t theSourceCount, |
| XalanXMLByte* theTarget, |
| size_t theTargetSize, |
| size_t& theSourceCharsTranscoded, |
| size_t& theTargetBytesUsed) |
| { |
| unsigned int theSourceEaten = 0; |
| unsigned int theTargetPosition = 0; |
| |
| while(theSourceEaten < theSourceCount) |
| { |
| // Swap bytes to big endian... |
| if (theTargetPosition + 1 >= theTargetSize) |
| { |
| break; |
| } |
| else |
| { |
| const XalanXMLByte theHighByte = XalanXMLByte((theSourceData[theSourceEaten] & 0xFF00) >> 8); |
| const XalanXMLByte theLowByte = XalanXMLByte(theSourceData[theSourceEaten] & 0x00FF); |
| |
| #if defined(XALAN_LITTLE_ENDIAN) |
| theTarget[theTargetPosition++] = theLowByte; |
| theTarget[theTargetPosition++] = theHighByte; |
| #elif defined(XALAN_BIG_ENDIAN) |
| theTarget[theTargetPosition++] = theHighByte; |
| theTarget[theTargetPosition++] = theLowByte; |
| #else |
| #error The platform must define the byte order! |
| #endif |
| |
| ++theSourceEaten; |
| } |
| } |
| |
| theSourceCharsTranscoded = theSourceEaten; |
| |
| theTargetBytesUsed = theTargetPosition; |
| |
| return XalanTranscodingServices::OK; |
| } |
| |
| |
| |
| XalanUTF16Transcoder::eCode |
| XalanUTF16Transcoder::transcode( |
| const XalanXMLByte* theSourceData, |
| size_t theSourceCount, |
| XalanDOMChar* theTarget, |
| size_t theTargetSize, |
| size_t& theSourceCharsTranscoded, |
| size_t& theTargetBytesUsed, |
| unsigned char* theCharSizes) |
| { |
| unsigned int theSourceEaten = 0; |
| unsigned int theTargetPosition = 0; |
| |
| while(theSourceEaten < theSourceCount) |
| { |
| // Swap bytes to big endian... |
| if (theTargetPosition + 1 >= theTargetSize) |
| { |
| break; |
| } |
| else |
| { |
| #if defined(XALAN_LITTLE_ENDIAN) |
| const XalanXMLByte theLowByte = theSourceData[theSourceCount++]; |
| const XalanXMLByte theHighByte = theSourceData[theSourceCount++]; |
| #elif defined(XALAN_BIG_ENDIAN) |
| const XalanXMLByte theHighByte = theSourceData[theSourceCount++]; |
| const XalanXMLByte theLowByte = theSourceData[theSourceCount++]; |
| #else |
| #error The platform must define the byte order! |
| #endif |
| |
| theTarget[theTargetPosition++] = XalanDOMChar((theHighByte << 8) | theLowByte); |
| |
| *theCharSizes++ = 2; |
| } |
| } |
| |
| theSourceCharsTranscoded = theSourceEaten; |
| |
| theTargetBytesUsed = theTargetPosition; |
| |
| return XalanTranscodingServices::OK; |
| } |
| |
| |
| |
| bool |
| XalanUTF16Transcoder::canTranscodeTo(unsigned int /* theChar */) const |
| { |
| return true; |
| } |