| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| * |
| *************************************************************/ |
| |
| |
| |
| #include "precompiled_filter.hxx" |
| |
| #include <filter/msfilter/dffrecordheader.hxx> |
| |
| SvStream& operator>>( SvStream& rIn, DffRecordHeader& rRec ) |
| { |
| rRec.nFilePos = rIn.Tell(); |
| sal_uInt16 nTmp(0); |
| rIn >> nTmp; |
| rRec.nImpVerInst = nTmp; |
| rRec.nRecVer = sal::static_int_cast< sal_uInt8 >(nTmp & 0x000F); |
| rRec.nRecInstance = nTmp >> 4; |
| rIn >> rRec.nRecType; |
| rIn >> rRec.nRecLen; |
| if ( rRec.nRecLen > ( SAL_MAX_UINT32 - rRec.nFilePos ) ) // preserving overflow, optimal would be to check |
| rIn.SetError( SVSTREAM_FILEFORMAT_ERROR ); // the record size against the parent header |
| return rIn; |
| } |
| |
| /* vi:set tabstop=4 shiftwidth=4 expandtab: */ |
