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/*
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* notes.c
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* Copyright (C) 1998-2005 A.J. van Os; Released under GNU GPL
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*
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* Description:
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* Functions to tell the difference between footnotes and endnotes
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*/
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#include "antiword.h"
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/*
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* Private structures to hide the way the information
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* is stored from the rest of the program
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*/
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typedef struct footnote_local_tag {
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footnote_block_type tInfo;
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ULONG ulCharPosStart;
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ULONG ulCharPosNext;
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BOOL bUseful;
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} footnote_local_type;
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/* Variables needed to write the Footnote and Endnote information */
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static ULONG *aulFootnoteList = NULL;
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static size_t tFootnoteListLength = 0;
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static ULONG *aulEndnoteList = NULL;
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static size_t tEndnoteListLength = 0;
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/* Variables needed to write the Footnote Text */
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static footnote_local_type *pFootnoteText = NULL;
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static size_t tFootnoteTextLength = 0;
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/*
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* Destroy the lists with footnote and endnote information
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*/
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void
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vDestroyNotesInfoLists(void)
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{
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footnote_local_type *pRecord;
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size_t tFootnote;
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TRACE_MSG("vDestroyNotesInfoLists");
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/* Free the lists and reset all control variables */
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aulEndnoteList = xfree(aulEndnoteList);
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aulFootnoteList = xfree(aulFootnoteList);
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tEndnoteListLength = 0;
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tFootnoteListLength = 0;
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for (tFootnote = 0; tFootnote < tFootnoteTextLength; tFootnote++) {
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pRecord = pFootnoteText + tFootnote;
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pRecord->tInfo.szText = xfree(pRecord->tInfo.szText);
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}
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pFootnoteText = xfree(pFootnoteText);
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tFootnoteTextLength = 0;
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} /* end of vDestroyNotesInfoLists */
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/*
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* Build the list with footnote information for Word for DOS files
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*/
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static void
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vGet0FootnotesInfoAndText(FILE *pFile, const UCHAR *aucHeader)
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{
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footnote_local_type *pCurr;
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UCHAR *aucBuffer;
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ULONG ulFileOffset, ulBeginOfText, ulOffset, ulBeginFootnoteInfo;
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ULONG ulCharPos, ulBeginNextBlock;
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size_t tFootnotes, tFootnoteInfoLen;
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size_t tIndex;
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UCHAR aucTmp[2];
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TRACE_MSG("vGet0FootnotesInfoAndText");
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fail(pFile == NULL || aucHeader == NULL);
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ulBeginOfText = 128;
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NO_DBG_HEX(ulBeginOfText);
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ulBeginFootnoteInfo = 128 * (ULONG)usGetWord(0x14, aucHeader);
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DBG_HEX(ulBeginFootnoteInfo);
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ulBeginNextBlock = 128 * (ULONG)usGetWord(0x16, aucHeader);
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DBG_HEX(ulBeginNextBlock);
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if (ulBeginFootnoteInfo == ulBeginNextBlock) {
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DBG_MSG("No Footnotes in this document");
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return;
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}
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/* Read the the number of footnotes + 1 */
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if (!bReadBytes(aucTmp, 2, ulBeginFootnoteInfo, pFile)) {
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return;
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}
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tFootnotes = (size_t)usGetWord(0, aucTmp);
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if (tFootnotes < 2) {
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DBG_MSG("No Footnotes in this document (2)");
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}
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DBG_DEC(tFootnotes);
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tFootnoteInfoLen = 8 * tFootnotes;
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aucBuffer = xmalloc(tFootnoteInfoLen);
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if (!bReadBytes(aucBuffer,
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tFootnoteInfoLen, ulBeginFootnoteInfo + 4, pFile)) {
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aucBuffer = xfree(aucBuffer);
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return;
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}
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DBG_PRINT_BLOCK(aucBuffer, tFootnoteInfoLen);
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/* Get footnote information */
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fail(tFootnoteListLength != 0);
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tFootnoteListLength = tFootnotes - 1;
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fail(tFootnoteListLength == 0);
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fail(aulFootnoteList != NULL);
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aulFootnoteList = xcalloc(tFootnoteListLength, sizeof(ULONG));
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for (tIndex = 0; tIndex < tFootnoteListLength; tIndex++) {
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ulOffset = ulGetLong(tIndex * 8, aucBuffer);
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DBG_HEX(ulOffset);
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ulFileOffset = ulCharPos2FileOffset(ulBeginOfText + ulOffset);
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DBG_HEX(ulFileOffset);
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aulFootnoteList[tIndex] = ulFileOffset;
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}
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/* Get footnote text */
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fail(tFootnoteTextLength != 0);
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tFootnoteTextLength = tFootnotes - 1;
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fail(tFootnoteTextLength == 0);
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fail(pFootnoteText != NULL);
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pFootnoteText = xcalloc(tFootnoteTextLength,
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sizeof(footnote_local_type));
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for (tIndex = 0; tIndex < tFootnoteTextLength; tIndex++) {
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pCurr = pFootnoteText + tIndex;
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pCurr->tInfo.szText = NULL;
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ulOffset = ulGetLong(tIndex * 8 + 4, aucBuffer);
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DBG_HEX(ulOffset);
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ulCharPos = ulBeginOfText + ulOffset;
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DBG_HEX(ulCharPos);
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DBG_HEX(ulCharPos2FileOffset(ulCharPos));
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pCurr->ulCharPosStart = ulCharPos;
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ulOffset = ulGetLong((tIndex + 1) * 8 + 4, aucBuffer);
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DBG_HEX(ulOffset);
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ulCharPos = ulBeginOfText + ulOffset;
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DBG_HEX(ulCharPos);
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DBG_HEX(ulCharPos2FileOffset(ulCharPos));
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pCurr->ulCharPosNext = ulCharPos;
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pCurr->bUseful = pCurr->ulCharPosStart != pCurr->ulCharPosNext;
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}
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aucBuffer = xfree(aucBuffer);
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} /* end of vGet0FootnotesInfoAndText */
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/*
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* Build the lists note information for Word for DOS files
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*/
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static void
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vGet0NotesInfo(FILE *pFile, const UCHAR *aucHeader)
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{
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TRACE_MSG("vGet0NotesInfo");
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vGet0FootnotesInfoAndText(pFile, aucHeader);
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/* There are no endnotes in a Word for DOS file */
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} /* end of vGet0NotesInfo */
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/*
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* Build the list with footnote information for WinWord 1/2 files
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*/
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static void
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vGet2FootnotesInfo(FILE *pFile, const UCHAR *aucHeader)
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{
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UCHAR *aucBuffer;
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ULONG ulFileOffset, ulBeginOfText, ulOffset, ulBeginFootnoteInfo;
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size_t tFootnoteInfoLen;
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size_t tIndex;
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TRACE_MSG("vGet2FootnotesInfo");
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fail(pFile == NULL || aucHeader == NULL);
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ulBeginOfText = ulGetLong(0x18, aucHeader); /* fcMin */
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NO_DBG_HEX(ulBeginOfText);
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ulBeginFootnoteInfo = ulGetLong(0x64, aucHeader); /* fcPlcffndRef */
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NO_DBG_HEX(ulBeginFootnoteInfo);
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tFootnoteInfoLen = (size_t)usGetWord(0x68, aucHeader); /* cbPlcffndRef */
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NO_DBG_DEC(tFootnoteInfoLen);
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if (tFootnoteInfoLen < 10) {
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DBG_MSG("No Footnotes in this document");
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return;
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}
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aucBuffer = xmalloc(tFootnoteInfoLen);
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if (!bReadBytes(aucBuffer,
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tFootnoteInfoLen, ulBeginFootnoteInfo, pFile)) {
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aucBuffer = xfree(aucBuffer);
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return;
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}
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NO_DBG_PRINT_BLOCK(aucBuffer, tFootnoteInfoLen);
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fail(tFootnoteListLength != 0);
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tFootnoteListLength = (tFootnoteInfoLen - 4) / 6;
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fail(tFootnoteListLength == 0);
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fail(aulFootnoteList != NULL);
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aulFootnoteList = xcalloc(tFootnoteListLength, sizeof(ULONG));
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for (tIndex = 0; tIndex < tFootnoteListLength; tIndex++) {
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ulOffset = ulGetLong(tIndex * 4, aucBuffer);
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NO_DBG_HEX(ulOffset);
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ulFileOffset = ulCharPos2FileOffset(ulBeginOfText + ulOffset);
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NO_DBG_HEX(ulFileOffset);
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aulFootnoteList[tIndex] = ulFileOffset;
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}
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aucBuffer = xfree(aucBuffer);
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} /* end of vGet2FootnotesInfo */
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/*
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* Build the list with footnote text information for WinWord 1/2 files
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*/
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static void
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vGet2FootnotesText(FILE *pFile, const UCHAR *aucHeader)
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{
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footnote_local_type *pCurr;
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UCHAR *aucBuffer;
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ULONG ulCharPos, ulBeginOfFootnotes, ulOffset, ulBeginFootnoteText;
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size_t tFootnoteTextLen;
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size_t tIndex;
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TRACE_MSG("vGet2FootnotesText");
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fail(pFile == NULL || aucHeader == NULL);
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ulBeginOfFootnotes = ulGetLong(0x18, aucHeader); /* fcMin */
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ulBeginOfFootnotes += ulGetLong(0x34, aucHeader); /* ccpText */
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NO_DBG_HEX(ulBeginOfFootnotes);
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ulBeginFootnoteText = ulGetLong(0x6a, aucHeader); /* fcPlcffndTxt */
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NO_DBG_HEX(ulBeginFootnoteText);
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tFootnoteTextLen =
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(size_t)usGetWord(0x6e, aucHeader); /* cbPlcffndTxt */
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NO_DBG_DEC(tFootnoteTextLen);
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if (tFootnoteTextLen < 12) {
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DBG_MSG("No Footnote text in this document");
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return;
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}
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aucBuffer = xmalloc(tFootnoteTextLen);
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if (!bReadBytes(aucBuffer,
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tFootnoteTextLen, ulBeginFootnoteText, pFile)) {
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aucBuffer = xfree(aucBuffer);
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return;
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}
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NO_DBG_PRINT_BLOCK(aucBuffer, tFootnoteTextLen);
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fail(tFootnoteTextLength != 0);
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tFootnoteTextLength = tFootnoteTextLen / 4 - 2;
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fail(tFootnoteTextLength == 0);
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fail(pFootnoteText != NULL);
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pFootnoteText = xcalloc(tFootnoteTextLength,
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sizeof(footnote_local_type));
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for (tIndex = 0; tIndex < tFootnoteTextLength; tIndex++) {
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pCurr = pFootnoteText + tIndex;
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pCurr->tInfo.szText = NULL;
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ulOffset = ulGetLong(tIndex * 4, aucBuffer);
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NO_DBG_HEX(ulOffset);
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ulCharPos = ulBeginOfFootnotes + ulOffset;
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NO_DBG_HEX(ulCharPos);
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NO_DBG_HEX(ulCharPos2FileOffset(ulCharPos));
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pCurr->ulCharPosStart = ulCharPos;
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ulOffset = ulGetLong(tIndex * 4 + 4, aucBuffer);
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NO_DBG_HEX(ulOffset);
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ulCharPos = ulBeginOfFootnotes + ulOffset;
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NO_DBG_HEX(ulCharPos);
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NO_DBG_HEX(ulCharPos2FileOffset(ulCharPos));
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pCurr->ulCharPosNext = ulCharPos;
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pCurr->bUseful = pCurr->ulCharPosStart != pCurr->ulCharPosNext;
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}
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aucBuffer = xfree(aucBuffer);
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} /* end of vGet2FootnotesText */
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281 |
/*
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* Build the lists note information for WinWord 1/2 files
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*/
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284 |
static void
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vGet2NotesInfo(FILE *pFile, const UCHAR *aucHeader)
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{
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TRACE_MSG("vGet2NotesInfo");
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288 |
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vGet2FootnotesInfo(pFile, aucHeader);
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vGet2FootnotesText(pFile, aucHeader);
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/* There are no endnotes in a WinWord 1/2 file */
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} /* end of vGet2NotesInfo */
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293 |
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/*
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* Build the list with footnote information for Word 6/7 files
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*/
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297 |
static void
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298 |
vGet6FootnotesInfo(FILE *pFile, ULONG ulStartBlock,
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const ULONG *aulBBD, size_t tBBDLen,
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300 |
const UCHAR *aucHeader)
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301 |
{
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302 |
UCHAR *aucBuffer;
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303 |
ULONG ulFileOffset, ulBeginOfText, ulOffset, ulBeginFootnoteInfo;
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304 |
size_t tFootnoteInfoLen;
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305 |
size_t tIndex;
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306 |
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307 |
TRACE_MSG("vGet6FootnotesInfo");
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308 |
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309 |
fail(pFile == NULL || aucHeader == NULL);
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310 |
fail(ulStartBlock > MAX_BLOCKNUMBER && ulStartBlock != END_OF_CHAIN);
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311 |
fail(aulBBD == NULL);
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312 |
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313 |
ulBeginOfText = ulGetLong(0x18, aucHeader); /* fcMin */
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314 |
NO_DBG_HEX(ulBeginOfText);
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315 |
ulBeginFootnoteInfo = ulGetLong(0x68, aucHeader); /* fcPlcffndRef */
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316 |
NO_DBG_HEX(ulBeginFootnoteInfo);
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317 |
tFootnoteInfoLen =
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318 |
(size_t)ulGetLong(0x6c, aucHeader); /* lcbPlcffndRef */
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319 |
NO_DBG_DEC(tFootnoteInfoLen);
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320 |
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321 |
if (tFootnoteInfoLen < 10) {
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322 |
DBG_MSG("No Footnotes in this document");
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323 |
return;
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324 |
}
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325 |
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326 |
aucBuffer = xmalloc(tFootnoteInfoLen);
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if (!bReadBuffer(pFile, ulStartBlock,
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aulBBD, tBBDLen, BIG_BLOCK_SIZE,
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329 |
aucBuffer, ulBeginFootnoteInfo, tFootnoteInfoLen)) {
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330 |
aucBuffer = xfree(aucBuffer);
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331 |
return;
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332 |
}
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333 |
NO_DBG_PRINT_BLOCK(aucBuffer, tFootnoteInfoLen);
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334 |
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335 |
fail(tFootnoteListLength != 0);
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336 |
tFootnoteListLength = (tFootnoteInfoLen - 4) / 6;
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337 |
fail(tFootnoteListLength == 0);
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338 |
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339 |
fail(aulFootnoteList != NULL);
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340 |
aulFootnoteList = xcalloc(tFootnoteListLength, sizeof(ULONG));
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341 |
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342 |
for (tIndex = 0; tIndex < tFootnoteListLength; tIndex++) {
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343 |
ulOffset = ulGetLong(tIndex * 4, aucBuffer);
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344 |
NO_DBG_HEX(ulOffset);
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345 |
ulFileOffset = ulCharPos2FileOffset(ulBeginOfText + ulOffset);
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346 |
NO_DBG_HEX(ulFileOffset);
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347 |
aulFootnoteList[tIndex] = ulFileOffset;
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348 |
}
|
|
|
349 |
aucBuffer = xfree(aucBuffer);
|
|
|
350 |
} /* end of vGet6FootnotesInfo */
|
|
|
351 |
|
|
|
352 |
/*
|
|
|
353 |
* Build the list with footnote text information for Word 6/7 files
|
|
|
354 |
*/
|
|
|
355 |
static void
|
|
|
356 |
vGet6FootnotesText(FILE *pFile, ULONG ulStartBlock,
|
|
|
357 |
const ULONG *aulBBD, size_t tBBDLen,
|
|
|
358 |
const UCHAR *aucHeader)
|
|
|
359 |
{
|
|
|
360 |
footnote_local_type *pCurr;
|
|
|
361 |
UCHAR *aucBuffer;
|
|
|
362 |
ULONG ulCharPos, ulBeginOfFootnotes, ulOffset, ulBeginFootnoteText;
|
|
|
363 |
size_t tFootnoteTextLen;
|
|
|
364 |
size_t tIndex;
|
|
|
365 |
|
|
|
366 |
TRACE_MSG("vGet6FootnotesText");
|
|
|
367 |
|
|
|
368 |
fail(pFile == NULL || aucHeader == NULL);
|
|
|
369 |
fail(ulStartBlock > MAX_BLOCKNUMBER && ulStartBlock != END_OF_CHAIN);
|
|
|
370 |
fail(aulBBD == NULL);
|
|
|
371 |
|
|
|
372 |
ulBeginOfFootnotes = ulGetLong(0x18, aucHeader); /* fcMin */
|
|
|
373 |
ulBeginOfFootnotes += ulGetLong(0x34, aucHeader); /* ccpText */
|
|
|
374 |
NO_DBG_HEX(ulBeginOfFootnotes);
|
|
|
375 |
|
|
|
376 |
ulBeginFootnoteText = ulGetLong(0x70, aucHeader); /* fcPlcffndTxt */
|
|
|
377 |
NO_DBG_HEX(ulBeginFootnoteText);
|
|
|
378 |
tFootnoteTextLen =
|
|
|
379 |
(size_t)ulGetLong(0x74, aucHeader); /* lcbPlcffndTxt */
|
|
|
380 |
NO_DBG_DEC(tFootnoteTextLen);
|
|
|
381 |
|
|
|
382 |
if (tFootnoteTextLen < 12) {
|
|
|
383 |
DBG_MSG("No Footnote text in this document");
|
|
|
384 |
return;
|
|
|
385 |
}
|
|
|
386 |
|
|
|
387 |
aucBuffer = xmalloc(tFootnoteTextLen);
|
|
|
388 |
if (!bReadBuffer(pFile, ulStartBlock,
|
|
|
389 |
aulBBD, tBBDLen, BIG_BLOCK_SIZE,
|
|
|
390 |
aucBuffer, ulBeginFootnoteText, tFootnoteTextLen)) {
|
|
|
391 |
aucBuffer = xfree(aucBuffer);
|
|
|
392 |
return;
|
|
|
393 |
}
|
|
|
394 |
NO_DBG_PRINT_BLOCK(aucBuffer, tFootnoteTextLen);
|
|
|
395 |
|
|
|
396 |
fail(tFootnoteTextLength != 0);
|
|
|
397 |
tFootnoteTextLength = tFootnoteTextLen / 4 - 2;
|
|
|
398 |
fail(tFootnoteTextLength == 0);
|
|
|
399 |
|
|
|
400 |
fail(pFootnoteText != NULL);
|
|
|
401 |
pFootnoteText = xcalloc(tFootnoteTextLength,
|
|
|
402 |
sizeof(footnote_local_type));
|
|
|
403 |
|
|
|
404 |
for (tIndex = 0; tIndex < tFootnoteTextLength; tIndex++) {
|
|
|
405 |
pCurr = pFootnoteText + tIndex;
|
|
|
406 |
pCurr->tInfo.szText = NULL;
|
|
|
407 |
ulOffset = ulGetLong(tIndex * 4, aucBuffer);
|
|
|
408 |
NO_DBG_HEX(ulOffset);
|
|
|
409 |
ulCharPos = ulBeginOfFootnotes + ulOffset;
|
|
|
410 |
NO_DBG_HEX(ulCharPos);
|
|
|
411 |
NO_DBG_HEX(ulCharPos2FileOffset(ulCharPos));
|
|
|
412 |
pCurr->ulCharPosStart = ulCharPos;
|
|
|
413 |
ulOffset = ulGetLong(tIndex * 4 + 4, aucBuffer);
|
|
|
414 |
NO_DBG_HEX(ulOffset);
|
|
|
415 |
ulCharPos = ulBeginOfFootnotes + ulOffset;
|
|
|
416 |
NO_DBG_HEX(ulCharPos);
|
|
|
417 |
NO_DBG_HEX(ulCharPos2FileOffset(ulCharPos));
|
|
|
418 |
pCurr->ulCharPosNext = ulCharPos;
|
|
|
419 |
pCurr->bUseful = pCurr->ulCharPosStart != pCurr->ulCharPosNext;
|
|
|
420 |
}
|
|
|
421 |
aucBuffer = xfree(aucBuffer);
|
|
|
422 |
} /* end of vGet6FootnotesText */
|
|
|
423 |
|
|
|
424 |
/*
|
|
|
425 |
* Build the list with endnote information for Word 6/7 files
|
|
|
426 |
*/
|
|
|
427 |
static void
|
|
|
428 |
vGet6EndnotesInfo(FILE *pFile, ULONG ulStartBlock,
|
|
|
429 |
const ULONG *aulBBD, size_t tBBDLen,
|
|
|
430 |
const UCHAR *aucHeader)
|
|
|
431 |
{
|
|
|
432 |
UCHAR *aucBuffer;
|
|
|
433 |
ULONG ulFileOffset, ulBeginOfText, ulOffset, ulBeginEndnoteInfo;
|
|
|
434 |
size_t tEndnoteInfoLen;
|
|
|
435 |
size_t tIndex;
|
|
|
436 |
|
|
|
437 |
TRACE_MSG("vGet6EndnotesInfo");
|
|
|
438 |
|
|
|
439 |
fail(pFile == NULL || aucHeader == NULL);
|
|
|
440 |
fail(ulStartBlock > MAX_BLOCKNUMBER && ulStartBlock != END_OF_CHAIN);
|
|
|
441 |
fail(aulBBD == NULL);
|
|
|
442 |
|
|
|
443 |
ulBeginOfText = ulGetLong(0x18, aucHeader); /* fcMin */
|
|
|
444 |
NO_DBG_HEX(ulBeginOfText);
|
|
|
445 |
ulBeginEndnoteInfo = ulGetLong(0x1d2, aucHeader); /* fcPlcfendRef */
|
|
|
446 |
NO_DBG_HEX(ulBeginEndnoteInfo);
|
|
|
447 |
tEndnoteInfoLen =
|
|
|
448 |
(size_t)ulGetLong(0x1d6, aucHeader); /* lcbPlcfendRef */
|
|
|
449 |
NO_DBG_DEC(tEndnoteInfoLen);
|
|
|
450 |
|
|
|
451 |
if (tEndnoteInfoLen < 10) {
|
|
|
452 |
DBG_MSG("No Endnotes in this document");
|
|
|
453 |
return;
|
|
|
454 |
}
|
|
|
455 |
|
|
|
456 |
aucBuffer = xmalloc(tEndnoteInfoLen);
|
|
|
457 |
if (!bReadBuffer(pFile, ulStartBlock,
|
|
|
458 |
aulBBD, tBBDLen, BIG_BLOCK_SIZE,
|
|
|
459 |
aucBuffer, ulBeginEndnoteInfo, tEndnoteInfoLen)) {
|
|
|
460 |
aucBuffer = xfree(aucBuffer);
|
|
|
461 |
return;
|
|
|
462 |
}
|
|
|
463 |
NO_DBG_PRINT_BLOCK(aucBuffer, tEndnoteInfoLen);
|
|
|
464 |
|
|
|
465 |
fail(tEndnoteListLength != 0);
|
|
|
466 |
tEndnoteListLength = (tEndnoteInfoLen - 4) / 6;
|
|
|
467 |
fail(tEndnoteListLength == 0);
|
|
|
468 |
|
|
|
469 |
fail(aulEndnoteList != NULL);
|
|
|
470 |
aulEndnoteList = xcalloc(tEndnoteListLength, sizeof(ULONG));
|
|
|
471 |
|
|
|
472 |
for (tIndex = 0; tIndex < tEndnoteListLength; tIndex++) {
|
|
|
473 |
ulOffset = ulGetLong(tIndex * 4, aucBuffer);
|
|
|
474 |
NO_DBG_HEX(ulOffset);
|
|
|
475 |
ulFileOffset = ulCharPos2FileOffset(ulBeginOfText + ulOffset);
|
|
|
476 |
NO_DBG_HEX(ulFileOffset);
|
|
|
477 |
aulEndnoteList[tIndex] = ulFileOffset;
|
|
|
478 |
}
|
|
|
479 |
aucBuffer = xfree(aucBuffer);
|
|
|
480 |
} /* end of vGet6EndnotesInfo */
|
|
|
481 |
|
|
|
482 |
/*
|
|
|
483 |
* Build the lists note information for Word 6/7 files
|
|
|
484 |
*/
|
|
|
485 |
static void
|
|
|
486 |
vGet6NotesInfo(FILE *pFile, ULONG ulStartBlock,
|
|
|
487 |
const ULONG *aulBBD, size_t tBBDLen,
|
|
|
488 |
const UCHAR *aucHeader)
|
|
|
489 |
{
|
|
|
490 |
TRACE_MSG("vGet6NotesInfo");
|
|
|
491 |
|
|
|
492 |
vGet6FootnotesInfo(pFile, ulStartBlock,
|
|
|
493 |
aulBBD, tBBDLen, aucHeader);
|
|
|
494 |
vGet6FootnotesText(pFile, ulStartBlock,
|
|
|
495 |
aulBBD, tBBDLen, aucHeader);
|
|
|
496 |
vGet6EndnotesInfo(pFile, ulStartBlock,
|
|
|
497 |
aulBBD, tBBDLen, aucHeader);
|
|
|
498 |
} /* end of vGet6NotesInfo */
|
|
|
499 |
|
|
|
500 |
/*
|
|
|
501 |
* Build the list with footnote information for Word 8/9/10 files
|
|
|
502 |
*/
|
|
|
503 |
static void
|
|
|
504 |
vGet8FootnotesInfo(FILE *pFile, const pps_info_type *pPPS,
|
|
|
505 |
const ULONG *aulBBD, size_t tBBDLen,
|
|
|
506 |
const ULONG *aulSBD, size_t tSBDLen,
|
|
|
507 |
const UCHAR *aucHeader)
|
|
|
508 |
{
|
|
|
509 |
const ULONG *aulBlockDepot;
|
|
|
510 |
UCHAR *aucBuffer;
|
|
|
511 |
ULONG ulFileOffset, ulBeginOfText, ulOffset, ulBeginFootnoteInfo;
|
|
|
512 |
size_t tFootnoteInfoLen, tBlockDepotLen, tBlockSize;
|
|
|
513 |
size_t tIndex;
|
|
|
514 |
|
|
|
515 |
TRACE_MSG("vGet8FootnotesInfo");
|
|
|
516 |
|
|
|
517 |
ulBeginOfText = ulGetLong(0x18, aucHeader); /* fcMin */
|
|
|
518 |
NO_DBG_HEX(ulBeginOfText);
|
|
|
519 |
ulBeginFootnoteInfo = ulGetLong(0xaa, aucHeader); /* fcPlcffndRef */
|
|
|
520 |
NO_DBG_HEX(ulBeginFootnoteInfo);
|
|
|
521 |
tFootnoteInfoLen =
|
|
|
522 |
(size_t)ulGetLong(0xae, aucHeader); /* lcbPlcffndRef */
|
|
|
523 |
NO_DBG_DEC(tFootnoteInfoLen);
|
|
|
524 |
|
|
|
525 |
if (tFootnoteInfoLen < 10) {
|
|
|
526 |
DBG_MSG("No Footnotes in this document");
|
|
|
527 |
return;
|
|
|
528 |
}
|
|
|
529 |
|
|
|
530 |
NO_DBG_DEC(pPPS->tTable.ulSB);
|
|
|
531 |
NO_DBG_HEX(pPPS->tTable.ulSize);
|
|
|
532 |
if (pPPS->tTable.ulSize == 0) {
|
|
|
533 |
DBG_MSG("No footnotes information");
|
|
|
534 |
return;
|
|
|
535 |
}
|
|
|
536 |
|
|
|
537 |
if (pPPS->tTable.ulSize < MIN_SIZE_FOR_BBD_USE) {
|
|
|
538 |
/* Use the Small Block Depot */
|
|
|
539 |
aulBlockDepot = aulSBD;
|
|
|
540 |
tBlockDepotLen = tSBDLen;
|
|
|
541 |
tBlockSize = SMALL_BLOCK_SIZE;
|
|
|
542 |
} else {
|
|
|
543 |
/* Use the Big Block Depot */
|
|
|
544 |
aulBlockDepot = aulBBD;
|
|
|
545 |
tBlockDepotLen = tBBDLen;
|
|
|
546 |
tBlockSize = BIG_BLOCK_SIZE;
|
|
|
547 |
}
|
|
|
548 |
aucBuffer = xmalloc(tFootnoteInfoLen);
|
|
|
549 |
if (!bReadBuffer(pFile, pPPS->tTable.ulSB,
|
|
|
550 |
aulBlockDepot, tBlockDepotLen, tBlockSize,
|
|
|
551 |
aucBuffer, ulBeginFootnoteInfo, tFootnoteInfoLen)) {
|
|
|
552 |
aucBuffer = xfree(aucBuffer);
|
|
|
553 |
return;
|
|
|
554 |
}
|
|
|
555 |
NO_DBG_PRINT_BLOCK(aucBuffer, tFootnoteInfoLen);
|
|
|
556 |
|
|
|
557 |
fail(tFootnoteListLength != 0);
|
|
|
558 |
tFootnoteListLength = (tFootnoteInfoLen - 4) / 6;
|
|
|
559 |
fail(tFootnoteListLength == 0);
|
|
|
560 |
|
|
|
561 |
fail(aulFootnoteList != NULL);
|
|
|
562 |
aulFootnoteList = xcalloc(tFootnoteListLength, sizeof(ULONG));
|
|
|
563 |
|
|
|
564 |
for (tIndex = 0; tIndex < tFootnoteListLength; tIndex++) {
|
|
|
565 |
ulOffset = ulGetLong(tIndex * 4, aucBuffer);
|
|
|
566 |
NO_DBG_HEX(ulOffset);
|
|
|
567 |
ulFileOffset = ulCharPos2FileOffset(ulBeginOfText + ulOffset);
|
|
|
568 |
NO_DBG_HEX(ulFileOffset);
|
|
|
569 |
aulFootnoteList[tIndex] = ulFileOffset;
|
|
|
570 |
}
|
|
|
571 |
aucBuffer = xfree(aucBuffer);
|
|
|
572 |
} /* end of vGet8FootnotesInfo */
|
|
|
573 |
|
|
|
574 |
/*
|
|
|
575 |
* Build the list with footnote text information for Word 8/9/10 files
|
|
|
576 |
*/
|
|
|
577 |
static void
|
|
|
578 |
vGet8FootnotesText(FILE *pFile, const pps_info_type *pPPS,
|
|
|
579 |
const ULONG *aulBBD, size_t tBBDLen,
|
|
|
580 |
const ULONG *aulSBD, size_t tSBDLen,
|
|
|
581 |
const UCHAR *aucHeader)
|
|
|
582 |
{
|
|
|
583 |
footnote_local_type *pCurr;
|
|
|
584 |
const ULONG *aulBlockDepot;
|
|
|
585 |
UCHAR *aucBuffer;
|
|
|
586 |
ULONG ulCharPos, ulBeginOfFootnotes, ulOffset, ulBeginFootnoteText;
|
|
|
587 |
size_t tFootnoteTextLen, tBlockDepotLen, tBlockSize;
|
|
|
588 |
size_t tIndex;
|
|
|
589 |
|
|
|
590 |
TRACE_MSG("vGet8FootnotesText");
|
|
|
591 |
|
|
|
592 |
ulBeginOfFootnotes = ulGetLong(0x18, aucHeader); /* fcMin */
|
|
|
593 |
ulBeginOfFootnotes += ulGetLong(0x4c, aucHeader); /* ccpText */
|
|
|
594 |
NO_DBG_HEX(ulBeginOfFootnotes);
|
|
|
595 |
|
|
|
596 |
ulBeginFootnoteText = ulGetLong(0xb2, aucHeader); /* fcPlcffndTxt */
|
|
|
597 |
NO_DBG_HEX(ulBeginFootnoteText);
|
|
|
598 |
tFootnoteTextLen =
|
|
|
599 |
(size_t)ulGetLong(0xb6, aucHeader); /* lcbPlcffndTxt */
|
|
|
600 |
NO_DBG_DEC(tFootnoteTextLen);
|
|
|
601 |
|
|
|
602 |
if (tFootnoteTextLen < 12) {
|
|
|
603 |
DBG_MSG("No Footnote text in this document");
|
|
|
604 |
return;
|
|
|
605 |
}
|
|
|
606 |
|
|
|
607 |
NO_DBG_DEC(pPPS->tTable.ulSB);
|
|
|
608 |
NO_DBG_HEX(pPPS->tTable.ulSize);
|
|
|
609 |
if (pPPS->tTable.ulSize == 0) {
|
|
|
610 |
DBG_MSG("No footnote text information");
|
|
|
611 |
return;
|
|
|
612 |
}
|
|
|
613 |
|
|
|
614 |
if (pPPS->tTable.ulSize < MIN_SIZE_FOR_BBD_USE) {
|
|
|
615 |
/* Use the Small Block Depot */
|
|
|
616 |
aulBlockDepot = aulSBD;
|
|
|
617 |
tBlockDepotLen = tSBDLen;
|
|
|
618 |
tBlockSize = SMALL_BLOCK_SIZE;
|
|
|
619 |
} else {
|
|
|
620 |
/* Use the Big Block Depot */
|
|
|
621 |
aulBlockDepot = aulBBD;
|
|
|
622 |
tBlockDepotLen = tBBDLen;
|
|
|
623 |
tBlockSize = BIG_BLOCK_SIZE;
|
|
|
624 |
}
|
|
|
625 |
aucBuffer = xmalloc(tFootnoteTextLen);
|
|
|
626 |
if (!bReadBuffer(pFile, pPPS->tTable.ulSB,
|
|
|
627 |
aulBlockDepot, tBlockDepotLen, tBlockSize,
|
|
|
628 |
aucBuffer, ulBeginFootnoteText, tFootnoteTextLen)) {
|
|
|
629 |
aucBuffer = xfree(aucBuffer);
|
|
|
630 |
return;
|
|
|
631 |
}
|
|
|
632 |
NO_DBG_PRINT_BLOCK(aucBuffer, tFootnoteTextLen);
|
|
|
633 |
|
|
|
634 |
fail(tFootnoteTextLength != 0);
|
|
|
635 |
tFootnoteTextLength = tFootnoteTextLen / 4 - 2;
|
|
|
636 |
fail(tFootnoteTextLength == 0);
|
|
|
637 |
|
|
|
638 |
fail(pFootnoteText != NULL);
|
|
|
639 |
pFootnoteText = xcalloc(tFootnoteTextLength,
|
|
|
640 |
sizeof(footnote_local_type));
|
|
|
641 |
|
|
|
642 |
for (tIndex = 0; tIndex < tFootnoteTextLength; tIndex++) {
|
|
|
643 |
pCurr = pFootnoteText + tIndex;
|
|
|
644 |
pCurr->tInfo.szText = NULL;
|
|
|
645 |
ulOffset = ulGetLong(tIndex * 4, aucBuffer);
|
|
|
646 |
NO_DBG_HEX(ulOffset);
|
|
|
647 |
ulCharPos = ulBeginOfFootnotes + ulOffset;
|
|
|
648 |
NO_DBG_HEX(ulCharPos);
|
|
|
649 |
NO_DBG_HEX(ulCharPos2FileOffset(ulCharPos));
|
|
|
650 |
pCurr->ulCharPosStart = ulCharPos;
|
|
|
651 |
ulOffset = ulGetLong(tIndex * 4 + 4, aucBuffer);
|
|
|
652 |
NO_DBG_HEX(ulOffset);
|
|
|
653 |
ulCharPos = ulBeginOfFootnotes + ulOffset;
|
|
|
654 |
NO_DBG_HEX(ulCharPos);
|
|
|
655 |
NO_DBG_HEX(ulCharPos2FileOffset(ulCharPos));
|
|
|
656 |
pCurr->ulCharPosNext = ulCharPos;
|
|
|
657 |
pCurr->bUseful = pCurr->ulCharPosStart != pCurr->ulCharPosNext;
|
|
|
658 |
}
|
|
|
659 |
aucBuffer = xfree(aucBuffer);
|
|
|
660 |
} /* end of vGet8FootnotesText */
|
|
|
661 |
|
|
|
662 |
/*
|
|
|
663 |
* Build the list with endnote information for Word 8/9/10 files
|
|
|
664 |
*/
|
|
|
665 |
static void
|
|
|
666 |
vGet8EndnotesInfo(FILE *pFile, const pps_info_type *pPPS,
|
|
|
667 |
const ULONG *aulBBD, size_t tBBDLen,
|
|
|
668 |
const ULONG *aulSBD, size_t tSBDLen,
|
|
|
669 |
const UCHAR *aucHeader)
|
|
|
670 |
{
|
|
|
671 |
const ULONG *aulBlockDepot;
|
|
|
672 |
UCHAR *aucBuffer;
|
|
|
673 |
ULONG ulFileOffset, ulBeginOfText, ulOffset, ulBeginEndnoteInfo;
|
|
|
674 |
size_t tEndnoteInfoLen, tBlockDepotLen, tBlockSize;
|
|
|
675 |
size_t tIndex;
|
|
|
676 |
|
|
|
677 |
TRACE_MSG("vGet8EndnotesInfo");
|
|
|
678 |
|
|
|
679 |
ulBeginOfText = ulGetLong(0x18, aucHeader); /* fcMin */
|
|
|
680 |
NO_DBG_HEX(ulBeginOfText);
|
|
|
681 |
ulBeginEndnoteInfo = ulGetLong(0x20a, aucHeader); /* fcPlcfendRef */
|
|
|
682 |
NO_DBG_HEX(ulBeginEndnoteInfo);
|
|
|
683 |
tEndnoteInfoLen = (size_t)ulGetLong(0x20e, aucHeader); /* lcbPlcfendRef */
|
|
|
684 |
NO_DBG_DEC(tEndnoteInfoLen);
|
|
|
685 |
|
|
|
686 |
if (tEndnoteInfoLen < 10) {
|
|
|
687 |
DBG_MSG("No endnotes in this document");
|
|
|
688 |
return;
|
|
|
689 |
}
|
|
|
690 |
|
|
|
691 |
NO_DBG_DEC(pPPS->tTable.ulSB);
|
|
|
692 |
NO_DBG_HEX(pPPS->tTable.ulSize);
|
|
|
693 |
if (pPPS->tTable.ulSize == 0) {
|
|
|
694 |
DBG_MSG("No endnotes information");
|
|
|
695 |
return;
|
|
|
696 |
}
|
|
|
697 |
|
|
|
698 |
if (pPPS->tTable.ulSize < MIN_SIZE_FOR_BBD_USE) {
|
|
|
699 |
/* Use the Small Block Depot */
|
|
|
700 |
aulBlockDepot = aulSBD;
|
|
|
701 |
tBlockDepotLen = tSBDLen;
|
|
|
702 |
tBlockSize = SMALL_BLOCK_SIZE;
|
|
|
703 |
} else {
|
|
|
704 |
/* Use the Big Block Depot */
|
|
|
705 |
aulBlockDepot = aulBBD;
|
|
|
706 |
tBlockDepotLen = tBBDLen;
|
|
|
707 |
tBlockSize = BIG_BLOCK_SIZE;
|
|
|
708 |
}
|
|
|
709 |
aucBuffer = xmalloc(tEndnoteInfoLen);
|
|
|
710 |
if (!bReadBuffer(pFile, pPPS->tTable.ulSB,
|
|
|
711 |
aulBlockDepot, tBlockDepotLen, tBlockSize,
|
|
|
712 |
aucBuffer, ulBeginEndnoteInfo, tEndnoteInfoLen)) {
|
|
|
713 |
aucBuffer = xfree(aucBuffer);
|
|
|
714 |
return;
|
|
|
715 |
}
|
|
|
716 |
NO_DBG_PRINT_BLOCK(aucBuffer, tEndnoteInfoLen);
|
|
|
717 |
|
|
|
718 |
fail(tEndnoteListLength != 0);
|
|
|
719 |
tEndnoteListLength = (tEndnoteInfoLen - 4) / 6;
|
|
|
720 |
fail(tEndnoteListLength == 0);
|
|
|
721 |
|
|
|
722 |
fail(aulEndnoteList != NULL);
|
|
|
723 |
aulEndnoteList = xcalloc(tEndnoteListLength, sizeof(ULONG));
|
|
|
724 |
|
|
|
725 |
for (tIndex = 0; tIndex < tEndnoteListLength; tIndex++) {
|
|
|
726 |
ulOffset = ulGetLong(tIndex * 4, aucBuffer);
|
|
|
727 |
NO_DBG_HEX(ulOffset);
|
|
|
728 |
ulFileOffset = ulCharPos2FileOffset(ulBeginOfText + ulOffset);
|
|
|
729 |
NO_DBG_HEX(ulFileOffset);
|
|
|
730 |
aulEndnoteList[tIndex] = ulFileOffset;
|
|
|
731 |
}
|
|
|
732 |
aucBuffer = xfree(aucBuffer);
|
|
|
733 |
} /* end of vGet8EndnotesInfo */
|
|
|
734 |
|
|
|
735 |
/*
|
|
|
736 |
* Build the lists with footnote and endnote information for Word 8/9/10 files
|
|
|
737 |
*/
|
|
|
738 |
static void
|
|
|
739 |
vGet8NotesInfo(FILE *pFile, const pps_info_type *pPPS,
|
|
|
740 |
const ULONG *aulBBD, size_t tBBDLen,
|
|
|
741 |
const ULONG *aulSBD, size_t tSBDLen,
|
|
|
742 |
const UCHAR *aucHeader)
|
|
|
743 |
{
|
|
|
744 |
TRACE_MSG("vGet8NotesInfo");
|
|
|
745 |
|
|
|
746 |
vGet8FootnotesInfo(pFile, pPPS,
|
|
|
747 |
aulBBD, tBBDLen, aulSBD, tSBDLen, aucHeader);
|
|
|
748 |
vGet8FootnotesText(pFile, pPPS,
|
|
|
749 |
aulBBD, tBBDLen, aulSBD, tSBDLen, aucHeader);
|
|
|
750 |
vGet8EndnotesInfo(pFile, pPPS,
|
|
|
751 |
aulBBD, tBBDLen, aulSBD, tSBDLen, aucHeader);
|
|
|
752 |
} /* end of vGet8NotesInfo */
|
|
|
753 |
|
|
|
754 |
/*
|
|
|
755 |
* Build the lists with footnote and endnote information
|
|
|
756 |
*/
|
|
|
757 |
void
|
|
|
758 |
vGetNotesInfo(FILE *pFile, const pps_info_type *pPPS,
|
|
|
759 |
const ULONG *aulBBD, size_t tBBDLen,
|
|
|
760 |
const ULONG *aulSBD, size_t tSBDLen,
|
|
|
761 |
const UCHAR *aucHeader, int iWordVersion)
|
|
|
762 |
{
|
|
|
763 |
TRACE_MSG("vGetNotesInfo");
|
|
|
764 |
|
|
|
765 |
fail(pFile == NULL);
|
|
|
766 |
fail(pPPS == NULL && iWordVersion >= 6);
|
|
|
767 |
fail(aulBBD == NULL && tBBDLen != 0);
|
|
|
768 |
fail(aulSBD == NULL && tSBDLen != 0);
|
|
|
769 |
fail(aucHeader == NULL);
|
|
|
770 |
|
|
|
771 |
switch (iWordVersion) {
|
|
|
772 |
case 0:
|
|
|
773 |
vGet0NotesInfo(pFile, aucHeader);
|
|
|
774 |
break;
|
|
|
775 |
case 1:
|
|
|
776 |
case 2:
|
|
|
777 |
vGet2NotesInfo(pFile, aucHeader);
|
|
|
778 |
break;
|
|
|
779 |
case 4:
|
|
|
780 |
case 5:
|
|
|
781 |
break;
|
|
|
782 |
case 6:
|
|
|
783 |
case 7:
|
|
|
784 |
vGet6NotesInfo(pFile, pPPS->tWordDocument.ulSB,
|
|
|
785 |
aulBBD, tBBDLen, aucHeader);
|
|
|
786 |
break;
|
|
|
787 |
case 8:
|
|
|
788 |
vGet8NotesInfo(pFile, pPPS,
|
|
|
789 |
aulBBD, tBBDLen, aulSBD, tSBDLen, aucHeader);
|
|
|
790 |
break;
|
|
|
791 |
default:
|
|
|
792 |
werr(0, "Sorry, no notes information");
|
|
|
793 |
break;
|
|
|
794 |
}
|
|
|
795 |
} /* end of vGetNotesInfo */
|
|
|
796 |
|
|
|
797 |
/*
|
|
|
798 |
* vPrepareFootnoteText - prepare the footnote text
|
|
|
799 |
*/
|
|
|
800 |
void
|
|
|
801 |
vPrepareFootnoteText(FILE *pFile)
|
|
|
802 |
{
|
|
|
803 |
footnote_local_type *pCurr;
|
|
|
804 |
size_t tFootnote;
|
|
|
805 |
|
|
|
806 |
fail(pFile == NULL);
|
|
|
807 |
fail(pFootnoteText == NULL && tFootnoteTextLength != 0);
|
|
|
808 |
|
|
|
809 |
if (pFootnoteText == NULL || tFootnoteTextLength == 0) {
|
|
|
810 |
/* No information */
|
|
|
811 |
return;
|
|
|
812 |
}
|
|
|
813 |
|
|
|
814 |
/* Fill text and useful-ness */
|
|
|
815 |
for (tFootnote = 0; tFootnote < tFootnoteTextLength; tFootnote++) {
|
|
|
816 |
pCurr = pFootnoteText + tFootnote;
|
|
|
817 |
pCurr->bUseful = pCurr->ulCharPosStart != pCurr->ulCharPosNext;
|
|
|
818 |
if (pCurr->bUseful) {
|
|
|
819 |
pCurr->tInfo.szText = szFootnoteDecryptor(pFile,
|
|
|
820 |
pCurr->ulCharPosStart,
|
|
|
821 |
pCurr->ulCharPosNext);
|
|
|
822 |
} else {
|
|
|
823 |
pCurr->tInfo.szText = NULL;
|
|
|
824 |
}
|
|
|
825 |
}
|
|
|
826 |
} /* end of vPrepareFootnoteText */
|
|
|
827 |
|
|
|
828 |
/*
|
|
|
829 |
* szGetFootnootText - get the text of the spefified footnote
|
|
|
830 |
*/
|
|
|
831 |
const char *
|
|
|
832 |
szGetFootnootText(UINT uiFootnoteIndex)
|
|
|
833 |
{
|
|
|
834 |
if ((size_t)uiFootnoteIndex >= tFootnoteTextLength) {
|
|
|
835 |
return NULL;
|
|
|
836 |
}
|
|
|
837 |
return pFootnoteText[uiFootnoteIndex].tInfo.szText;
|
|
|
838 |
} /* end of szGetFootnootText */
|
|
|
839 |
|
|
|
840 |
/*
|
|
|
841 |
* Get the notetype of the note at the given fileoffset
|
|
|
842 |
*/
|
|
|
843 |
notetype_enum
|
|
|
844 |
eGetNotetype(ULONG ulFileOffset)
|
|
|
845 |
{
|
|
|
846 |
size_t tIndex;
|
|
|
847 |
|
|
|
848 |
TRACE_MSG("eGetNotetype");
|
|
|
849 |
|
|
|
850 |
fail(aulFootnoteList == NULL && tFootnoteListLength != 0);
|
|
|
851 |
fail(aulEndnoteList == NULL && tEndnoteListLength != 0);
|
|
|
852 |
|
|
|
853 |
/* Go for the easy answers first */
|
|
|
854 |
if (tFootnoteListLength == 0 && tEndnoteListLength == 0) {
|
|
|
855 |
return notetype_is_unknown;
|
|
|
856 |
}
|
|
|
857 |
if (tEndnoteListLength == 0) {
|
|
|
858 |
return notetype_is_footnote;
|
|
|
859 |
}
|
|
|
860 |
if (tFootnoteListLength == 0) {
|
|
|
861 |
return notetype_is_endnote;
|
|
|
862 |
}
|
|
|
863 |
/* No easy answer, so we search */
|
|
|
864 |
for (tIndex = 0; tIndex < tFootnoteListLength; tIndex++) {
|
|
|
865 |
if (aulFootnoteList[tIndex] == ulFileOffset) {
|
|
|
866 |
return notetype_is_footnote;
|
|
|
867 |
}
|
|
|
868 |
}
|
|
|
869 |
for (tIndex = 0; tIndex < tEndnoteListLength; tIndex++) {
|
|
|
870 |
if (aulEndnoteList[tIndex] == ulFileOffset) {
|
|
|
871 |
return notetype_is_endnote;
|
|
|
872 |
}
|
|
|
873 |
}
|
|
|
874 |
/* Not found */
|
|
|
875 |
return notetype_is_unknown;
|
|
|
876 |
} /* end of eGetNotetype */
|