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/******************************************************************************
*
* step2vpl.cpp - Utility to export a STEP module as VPL
*
* $Id: step2vpl.cpp 2833 2013-06-29 06:40:28Z chrislit $
*
* Copyright 2000-2013 CrossWire Bible Society (http://www.crosswire.org)
* CrossWire Bible Society
* P. O. Box 2528
* Tempe, AZ 85280-2528
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation version 2.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
*/
#ifdef _MSC_VER
#pragma warning( disable: 4251 )
#pragma warning( disable: 4996 )
#endif
#include <iostream>
#include <string>
#include <stdio.h>
#include <sys/stat.h>
#include <fcntl.h>
#ifndef __GNUC__
#include <io.h>
#else
#include <unistd.h>
#endif
#include <filemgr.h>
#include <lzsscomprs.h>
using namespace std;
#ifndef NO_SWORD_NAMESPACE
using namespace sword;
#endif
long SECTIONSLEVELSTART = 38;
long SECTIONSLEVELSIZE = 29;
long VIEWABLEBLOCKSTART = 0;
long VIEWABLEBLOCKSIZE = 0;
typedef struct {
short versionRecordSize;
short publisherID;
short bookID;
short setID;
char conversionProgramVerMajor;
char conversionProgramVerMinor;
char leastCompatSTEPVerMajor;
char leastCompatSTEPVerMinor;
char encryptionType;
char editionID;
short modifiedBy;
} Version;
typedef struct {
short sectionsHeaderRecordSize;
long levelEntriesCount; // this is listed as nonGlossBlocksCount in spec!
long glossEntriesCount;
short levelEntriesSize;
long reserved;
} SectionsHeader;
typedef struct {
short viewableHeaderRecordSize;
long viewableBlocksCount; // this is listed as nonGlossBlocksCount in spec!
long glossBlocksCount;
char compressionType; // 0 - none; 1 - LZSS
char reserved1;
short blockEntriesSize;
short reserved2;
} ViewableHeader;
typedef struct {
short vSyncHeaderRecordSize;
short startBookNumber;
short endBookNumber;
short bookPointerEntriesSize;
short syncPointEntriesSize;
long reserved1_1;
short reserved1_2;
} VSyncHeader;
typedef struct {
long offset;
long uncompressedSize;
long size;
} ViewableBlock;
typedef struct {
long offset; // offset into VSYNC.IDX to first VSyncPoint
short count; // number of VSyncPoints for this book
} VSyncBooksInfo;
typedef struct {
short chapter;
short verse;
long offset; // offset into SECTIONS.IDX
} VSyncPoint;
typedef struct {
long parentOffset; // many of these are 0 if glossary
long previousOffset;
long nextOffset;
long viewableOffset;
short startLevel;
char level;
long nameOffset;
long outSync_1;
short outSync_2;
} SectionLevelInfo;
void readVersion(int fd, Version *versionRecord);
void readHeaderControlWordAreaText(int fd, char **buf);
void readViewableHeader(int fd, ViewableHeader *viewableHeaderRecord);
void readVSyncHeader(int fd, VSyncHeader *vSyncHeaderRecord);
void readVSyncBooksInfo(int fd, VSyncHeader *, VSyncBooksInfo **vSyncBooksInfo);
void readViewableBlock(int fd, ViewableBlock *vb);
void readViewableBlockText(int fd, ViewableBlock *vb, char **buf);
void readSectionsHeader(int fd, SectionsHeader *sectionsHeaderRecord);
void readSectionLevelInfo(int fd, SectionLevelInfo *sli);
void readSectionName(int fd, SectionLevelInfo *sli, char **name);
void displayBook(int fdbook, int fdviewable, int fdvsync, int fdsections, VSyncBooksInfo *vSyncBooksInfo);
void extractVerseText(int fdviewable, int fdbook, SectionLevelInfo *sectionLevelInfo, char **verseText);
void cleanBuf(char *buf);
SWCompress *compress = 0;
int main(int argc, char **argv) {
compress = new LZSSCompress();
char *buf;
Version versionRecord;
VSyncHeader vSyncHeaderRecord;
VSyncBooksInfo *vSyncBooksInfo;
SectionsHeader sectionsHeaderRecord;
ViewableHeader viewableHeaderRecord;
if (argc < 2) {
cerr << "usage: "<< *argv << " <database to step module>\n";
exit (-1);
}
string bookpath = argv[1];
string fileName;
if ((argv[1][strlen(argv[1])-1] != '/') &&
(argv[1][strlen(argv[1])-1] != '\\'))
bookpath += "/";
fileName = bookpath + "Book.dat";
int fdbook = FileMgr::openFileReadOnly(fileName.c_str());
if (fdbook < 1) {
cerr << "error, couldn't open file: " << fileName << "\n";
exit (-2);
}
readVersion(fdbook, &versionRecord);
readHeaderControlWordAreaText(fdbook, &buf);
delete [] buf;
fileName = bookpath + "Viewable.idx";
int fdviewable = FileMgr::openFileReadOnly(fileName.c_str());
if (fdviewable < 1) {
cerr << "error, couldn't open file: " << fileName << "\n";
exit (-3);
}
readVersion(fdviewable, &versionRecord);
readViewableHeader(fdviewable, &viewableHeaderRecord);
VIEWABLEBLOCKSTART = lseek(fdviewable, 0, SEEK_CUR);
VIEWABLEBLOCKSIZE = viewableHeaderRecord.blockEntriesSize;
fileName = bookpath + "Vsync.idx";
int fdvsync = FileMgr::openFileReadOnly(fileName.c_str());
if (fdvsync < 1) {
cerr << "error, couldn't open file: " << fileName << "\n";
exit (-4);
}
fileName = bookpath + "Sections.idx";
int fdsections = FileMgr::openFileReadOnly(fileName.c_str());
if (fdsections < 1) {
cerr << "error, couldn't open file: " << fileName << "\n";
exit (-4);
}
readVersion(fdsections, &versionRecord);
readSectionsHeader(fdsections, §ionsHeaderRecord);
SECTIONSLEVELSTART = lseek(fdsections, 0, SEEK_CUR);
SECTIONSLEVELSIZE = sectionsHeaderRecord.levelEntriesSize;
readVersion(fdvsync, &versionRecord);
readVSyncHeader(fdvsync, &vSyncHeaderRecord);
readVSyncBooksInfo(fdvsync, &vSyncHeaderRecord, &vSyncBooksInfo);
int bookCount = vSyncHeaderRecord.endBookNumber - vSyncHeaderRecord.startBookNumber;
for (int i = 0; i <= bookCount; i++) {
displayBook(fdbook, fdviewable, fdvsync, fdsections, &vSyncBooksInfo[i]);
}
close(fdviewable);
close(fdvsync);
close(fdsections);
close(fdbook);
}
void readVersion(int fd, Version *versionRecord) {
int r;
r = read(fd, &(versionRecord->versionRecordSize), 2);
if (r != 2)
perror("ERROR: read failed in readVersion");
r = read(fd, &(versionRecord->publisherID), 2);
if (r != 2)
perror("ERROR: read failed in readVersion");
r = read(fd, &(versionRecord->bookID), 2);
if (r != 2)
perror("ERROR: read failed in readVersion");
r = read(fd, &(versionRecord->setID), 2);
if (r != 2)
perror("ERROR: read failed in readVersion");
r = read(fd, &(versionRecord->conversionProgramVerMajor), 1);
if (r != 1)
perror("ERROR: read failed in readVersion");
r = read(fd, &(versionRecord->conversionProgramVerMinor), 1);
if (r != 1)
perror("ERROR: read failed in readVersion");
r = read(fd, &(versionRecord->leastCompatSTEPVerMajor), 1);
if (r != 1)
perror("ERROR: read failed in readVersion");
r = read(fd, &(versionRecord->leastCompatSTEPVerMinor), 1);
if (r != 1)
perror("ERROR: read failed in readVersion");
r = read(fd, &(versionRecord->encryptionType), 1);
if (r != 1)
perror("ERROR: read failed in readVersion");
r = read(fd, &(versionRecord->editionID), 1);
if (r != 1)
perror("ERROR: read failed in readVersion");
r = read(fd, &(versionRecord->modifiedBy), 2);
if (r != 2)
perror("ERROR: read failed in readVersion");
int skip = versionRecord->versionRecordSize - 16/*sizeof(struct Version*/;
if (skip) {
char *skipbuf = new char[skip];
r = read(fd, skipbuf, skip);
if (r != skip)
perror("ERROR: read failed in readVersion");
delete [] skipbuf;
}
}
void readSectionsHeader(int fd, SectionsHeader *sectionsHeaderRecord) {
int r;
r = read(fd, &(sectionsHeaderRecord->sectionsHeaderRecordSize), 2);
if (r != 2)
perror("ERROR: read failed in readSectionsHeader");
r = read(fd, &(sectionsHeaderRecord->levelEntriesCount), 4);
if (r != 4)
perror("ERROR: read failed in readSectionsHeader");
r = read(fd, &(sectionsHeaderRecord->glossEntriesCount), 4);
if (r != 4)
perror("ERROR: read failed in readSectionsHeader");
r = read(fd, &(sectionsHeaderRecord->levelEntriesSize), 2);
if (r != 2)
perror("ERROR: read failed in readSectionsHeader");
r = read(fd, &(sectionsHeaderRecord->reserved), 4);
if (r != 4)
perror("ERROR: read failed in readSectionsHeader");
int skip = sectionsHeaderRecord->sectionsHeaderRecordSize - 16/*sizeof(struct ViewableHeader)*/;
if (skip) {
char *skipbuf = new char[skip];
r = read(fd, skipbuf, skip);
if (r != skip)
perror("ERROR: read failed in readSectionsHeader");
delete [] skipbuf;
}
}
void readViewableHeader(int fd, ViewableHeader *viewableHeaderRecord) {
int r;
r = read(fd, &(viewableHeaderRecord->viewableHeaderRecordSize), 2);
if (r != 2)
perror("ERROR: read failed in readViewableHeader");
r = read(fd, &(viewableHeaderRecord->viewableBlocksCount), 4);
if (r != 4)
perror("ERROR: read failed in readViewableHeader");
r = read(fd, &(viewableHeaderRecord->glossBlocksCount), 4);
if (r != 4)
perror("ERROR: read failed in readViewableHeader");
r = read(fd, &(viewableHeaderRecord->compressionType), 1);
if (r != 1)
perror("ERROR: read failed in readViewableHeader");
r = read(fd, &(viewableHeaderRecord->reserved1), 1);
if (r != 1)
perror("ERROR: read failed in readViewableHeader");
r = read(fd, &(viewableHeaderRecord->blockEntriesSize), 2);
if (r != 2)
perror("ERROR: read failed in readViewableHeader");
r = read(fd, &(viewableHeaderRecord->reserved2), 2);
if (r != 2)
perror("ERROR: read failed in readViewableHeader");
int skip = viewableHeaderRecord->viewableHeaderRecordSize - 16/*sizeof(struct ViewableHeader)*/;
if (skip) {
char *skipbuf = new char[skip];
r = read(fd, skipbuf, skip);
if (r != skip)
perror("ERROR: read failed in readViewableHeader");
delete [] skipbuf;
}
}
void readVSyncHeader(int fd, VSyncHeader *vSyncHeaderRecord) {
int r;
r = read(fd, &(vSyncHeaderRecord->vSyncHeaderRecordSize), 2);
if (r != 2)
perror("ERROR: read failed in readVSyncHeader");
r = read(fd, &(vSyncHeaderRecord->startBookNumber), 2);
if (r != 2)
perror("ERROR: read failed in readVSyncHeader");
r = read(fd, &(vSyncHeaderRecord->endBookNumber), 2);
if (r != 2)
perror("ERROR: read failed in readVSyncHeader");
r = read(fd, &(vSyncHeaderRecord->bookPointerEntriesSize), 2);
if (r != 2)
perror("ERROR: read failed in readVSyncHeader");
r = read(fd, &(vSyncHeaderRecord->syncPointEntriesSize), 2);
if (r != 2)
perror("ERROR: read failed in readVSyncHeader");
r = read(fd, &(vSyncHeaderRecord->reserved1_1), 4);
if (r != 4)
perror("ERROR: read failed in readVSyncHeader");
r = read(fd, &(vSyncHeaderRecord->reserved1_2), 2);
if (r != 2)
perror("ERROR: read failed in readVSyncHeader");
int skip = vSyncHeaderRecord->vSyncHeaderRecordSize - 16/*sizeof(VSyncHeader)*/;
if (skip) {
char *skipbuf = new char[skip];
r = read(fd, skipbuf, skip);
if (r != skip)
perror("ERROR: read failed in readVSyncHeader");
delete [] skipbuf;
}
}
void readViewableBlockText(int fd, ViewableBlock *vb, char **buf) {
int r;
unsigned long size = vb->size;
*buf = new char [ ((vb->size > vb->uncompressedSize) ? vb->size : vb->uncompressedSize) + 1 ];
lseek(fd, vb->offset, SEEK_SET);
r = read(fd, *buf, vb->size);
if (r != vb->size)
perror("ERROR: read failed in readViewableBlockText");
compress->zBuf(&size, *buf);
strcpy(*buf, compress->Buf());
}
void readViewableBlock(int fd, ViewableBlock *vb) {
int r;
r = read(fd, &(vb->offset), 4);
if (r != 4)
perror("ERROR: read failed in readViewableBlock");
r = read(fd, &(vb->uncompressedSize), 4);
if (r != 4)
perror("ERROR: read failed in readViewableBlock");
r = read(fd, &(vb->size), 4);
if (r != 4)
perror("ERROR: read failed in readViewableBlock");
}
void readHeaderControlWordAreaText(int fd, char **buf) {
int r;
long headerControlWordAreaSize;
r = read(fd, &headerControlWordAreaSize, 4);
if (r != 4)
perror("ERROR: read failed in readHeaderControlWordAreaText");
*buf = new char [headerControlWordAreaSize + 1];
r = read(fd, *buf, headerControlWordAreaSize);
if (r != headerControlWordAreaSize)
perror("ERROR: read failed in readHeaderControlWordAreaText");
(*buf)[headerControlWordAreaSize] = 0;
}
void readVSyncBooksInfo(int fd, VSyncHeader *vSyncHeaderRecord, VSyncBooksInfo **vSyncBooksInfo) {
int r;
int bookCount = vSyncHeaderRecord->endBookNumber - vSyncHeaderRecord->startBookNumber;
*vSyncBooksInfo = new VSyncBooksInfo[bookCount];
for (int i = 0; i <= bookCount; i++) {
r = read(fd, &(*vSyncBooksInfo)[i].offset, 4);
if (r != 4)
perror("ERROR: read failed in readVSyncBooksInfo");
r = read(fd, &(*vSyncBooksInfo)[i].count, 2);
if (r != 2)
perror("ERROR: read failed in readVSyncBooksInfo");
}
}
void displayBook(int fdbook, int fdviewable, int fdvsync, int fdsections, VSyncBooksInfo *vSyncBooksInfo) {
int r;
VSyncPoint vSyncPoint;
lseek(fdvsync, vSyncBooksInfo->offset, SEEK_SET);
for (int i = 0; i < vSyncBooksInfo->count; i++) {
SectionLevelInfo sectionLevelInfo;
char *sectionName;
char *verseText;
r = read(fdvsync, &(vSyncPoint.chapter), 2);
if (r != 2)
perror("ERROR: read failed in displayBook");
r = read(fdvsync, &(vSyncPoint.verse), 2);
if (r != 2)
perror("ERROR: read failed in displayBook");
r = read(fdvsync, &(vSyncPoint.offset), 4);
if (r != 4)
perror("ERROR: read failed in displayBook");
vSyncPoint.offset = SECTIONSLEVELSTART + (vSyncPoint.offset * SECTIONSLEVELSIZE);
lseek(fdsections, vSyncPoint.offset, SEEK_SET);
readSectionLevelInfo(fdsections, §ionLevelInfo);
readSectionName(fdsections, §ionLevelInfo, §ionName);
cout << sectionName << " ";
delete [] sectionName;
extractVerseText(fdviewable, fdbook, §ionLevelInfo, &verseText);
cleanBuf(verseText);
cout << verseText << "\n";
delete [] verseText;
}
}
void extractVerseText(int fdviewable, int fdbook, SectionLevelInfo *sectionLevelInfo, char **verseText) {
char numberBuf[16];
string startToken;
ViewableBlock vb;
int len = 0;
static long lastEntryOffset = -1;
static class FreeCachedEntryText {
public:
char *entryText;
FreeCachedEntryText() { entryText = 0; }
~FreeCachedEntryText() { if (entryText) delete [] entryText; }
} _freeCachedEntryText;
if (sectionLevelInfo->viewableOffset != lastEntryOffset) {
if (_freeCachedEntryText.entryText)
delete [] _freeCachedEntryText.entryText;
lseek(fdviewable, sectionLevelInfo->viewableOffset, SEEK_SET);
readViewableBlock(fdviewable, &vb);
readViewableBlockText(fdbook, &vb, &(_freeCachedEntryText.entryText));
lastEntryOffset = sectionLevelInfo->viewableOffset;
}
sprintf(numberBuf, "%d", sectionLevelInfo->startLevel);
startToken = "\\stepstartlevel";
startToken += numberBuf;
char *start = strstr(_freeCachedEntryText.entryText, startToken.c_str());
if (start) {
start += strlen(startToken.c_str());
char *end = strstr(start, "\\stepstartlevel");
if (end)
len = end - start;
else len = strlen(start);
}
*verseText = new char [ len + 1 ];
strncpy(*verseText, start, len);
(*verseText)[len] = 0;
}
void readSectionName(int fd, SectionLevelInfo *sli, char **name) {
int r;
short size;
lseek(fd, sli->nameOffset, SEEK_SET);
r = read(fd, &size, 2);
if (r != 2)
perror("ERROR: read failed in readSectionName");
*name = new char [ size + 1 ];
r = read(fd, *name, size);
if (r != size)
perror("ERROR: read failed in readSectionName");
(*name)[size] = 0;
}
void readSectionLevelInfo(int fd, SectionLevelInfo *sli) {
int r;
r = read(fd, &(sli->parentOffset), 4);
if (r != 4)
perror("ERROR: read failed in readSectionLevelInfo");
r = read(fd, &(sli->previousOffset), 4);
if (r != 4)
perror("ERROR: read failed in readSectionLevelInfo");
r = read(fd, &(sli->nextOffset), 4);
if (r != 4)
perror("ERROR: read failed in readSectionLevelInfo");
r = read(fd, &(sli->viewableOffset), 4);
if (r != 4)
perror("ERROR: read failed in readSectionLevelInfo");
sli->viewableOffset = VIEWABLEBLOCKSTART + (VIEWABLEBLOCKSIZE * sli->viewableOffset);
r = read(fd, &(sli->startLevel), 2);
if (r != 2)
perror("ERROR: read failed in readSectionLevelInfo");
r = read(fd, &(sli->level), 1);
if (r != 1)
perror("ERROR: read failed in readSectionLevelInfo");
r = read(fd, &(sli->nameOffset), 4);
if (r != 4)
perror("ERROR: read failed in readSectionLevelInfo");
r = read(fd, &(sli->outSync_1), 4);
if (r != 4)
perror("ERROR: read failed in readSectionLevelInfo");
r = read(fd, &(sli->outSync_2), 2);
if (r != 2)
perror("ERROR: read failed in readSectionLevelInfo");
}
void cleanBuf(char *buf) {
char *from = buf;
char *to = buf;
while (*from) {
if ((*from != 10) && (*from != 13)) {
*to++ = *from++;
}
else {
from++;
}
}
*to = 0;
}
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