| /************************************************************** |
| * |
| * 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. |
| * |
| *************************************************************/ |
| |
| |
| |
| // MARKER(update_precomp.py): autogen include statement, do not remove |
| #include "precompiled_sc.hxx" |
| |
| #include <sal/config.h> |
| #include <stdio.h> |
| #include <sfx2/docfile.hxx> |
| |
| #include "global.hxx" |
| #include "scerrors.hxx" |
| #include "docpool.hxx" |
| #include "patattr.hxx" |
| #include "filter.hxx" |
| #include "document.hxx" |
| #include "cell.hxx" |
| #include "biff.hxx" |
| |
| ScBiffReader::ScBiffReader( SfxMedium & rMedium ) : |
| mnId(0), |
| mnLength(0), |
| mnOffset(0) |
| { |
| mpStream = rMedium.GetInStream(); |
| if( mpStream ) |
| { |
| mpStream->SetBufferSize( 65535 ); |
| mpStream->SetStreamCharSet( RTL_TEXTENCODING_MS_1252 ); |
| } |
| } |
| |
| ScBiffReader::~ScBiffReader() |
| { |
| if( mpStream ) |
| mpStream->SetBufferSize( 0 ); |
| } |
| |
| bool ScBiffReader::nextRecord() |
| { |
| if( !recordsLeft() ) |
| return false; |
| |
| if( IsEndOfFile() ) |
| return false; |
| |
| sal_uInt32 nPos = mpStream->Tell(); |
| if( nPos != mnOffset + mnLength ) |
| mpStream->Seek( mnOffset + mnLength ); |
| |
| mnLength = mnId = 0; |
| *mpStream >> mnId >> mnLength; |
| |
| mnOffset = mpStream->Tell(); |
| #ifdef DEBUG |
| fprintf( stderr, "Read record 0x%x length 0x%x at offset 0x%x\n", |
| (unsigned)mnId, (unsigned)mnLength, (unsigned)mnOffset ); |
| |
| #if 1 // rather verbose |
| int len = mnLength; |
| while (len > 0) { |
| int i, chunk = len < 16 ? len : 16; |
| unsigned char data[16]; |
| mpStream->Read( data, chunk ); |
| |
| for (i = 0; i < chunk; i++) |
| fprintf( stderr, "%.2x ", data[i] ); |
| fprintf( stderr, "| " ); |
| for (i = 0; i < chunk; i++) |
| fprintf( stderr, "%c", data[i] < 127 && data[i] > 30 ? data[i] : '.' ); |
| fprintf( stderr, "\n" ); |
| |
| len -= chunk; |
| } |
| mpStream->Seek( mnOffset ); |
| #endif |
| #endif |
| return true; |
| } |
| |