Convert dzd(生成不密码.dzd文件)

#include "Dzdbook.h" #include "Xtostr.h" using namespace std; Dzdbook::Dzdbook(File file){ extern size_t maxchapsize; extern string prefixtitle; //处理书名 string mainame=file.getmainame(); bookname=s2ws(mainame); size_t tsize=bookname.size(); if(tsize>20) bookname=bookname.substr(0,10)+wstring(L"...")+bookname.substr(bookname.size()-10,10); mainame=ws2s(bookname); ifstream in(file.getfilename().c_str()); int lineinchapc=0; //章节中的行数 size_t charcount=0; //章节中的字符数 size_t sumchapsize=0; //本次读取后章节中的字符数 size_t lastsumchapsize=0; //上次读取后章节中的字符数 int chapindex=1; Chapter chap; string chapname=prefixtitle+" 1"; chap.chapname=s2ws(chapname); //只需每读一个字符检查已读txt文件中的字符数 //和dzd文件中的行数(等于txt文件中行数加上满行数) while(!in.eof()){ lastsumchapsize=(charcount+lineinchapc)*2+lineinchapc; string sline; getline(in,sline,'\n'); if(sline==" ") continue; wstring wsline=s2ws(sline); lineinchapc++; lineinchapc += wsline.size()/nfullinec; charcount += wsline.size(); sumchapsize=(charcount+lineinchapc)*2+lineinchapc; //不变式：有读出来的字符没有送入chap while(true){ //未送入chap的字符大于maxfilesize if(sumchapsize>=maxchapsize) { size_t chartoget=((maxchapsize-lastsumchapsize)*nfullinec/(2*nfullinec+3))-1; if(chartoget>wsline.size()) chartoget=wsline.size(); wstring wlinetowrite=wsline.substr(0,chartoget); //填入chaplines size_t fullinec; //分成满行填入chaplines for(fullinec=0;fullinec<wlinetowrite.size()/nfullinec;fullinec++){ wstring fulline=wlinetowrite.substr(fullinec*nfullinec,nfullinec); lineinchapc++; chap.chaplines.push_back(fulline); } //已写入fullinec个满行，检查是否还有字符 if(wlinetowrite.size()>fullinec*nfullinec){ wstring unfulline=wlinetowrite.substr(fullinec*nfullinec,wsline.size()-fullinec*nfullinec); lineinchapc++; chap.chaplines.push_back(unfulline); } chap.charcount=charcount-wsline.size()+chartoget; //cout<<chapname<<" linescount:"<<chap.chaplines.size()<<endl; /// book.push_back(chap); chap.chaplines.clear(); lineinchapc=0; charcount=0; sumchapsize=0; lastsumchapsize=0; wsline=wsline.substr(chartoget,string::npos); lineinchapc++; lineinchapc += wsline.size()/nfullinec; charcount += wsline.size(); sumchapsize=(charcount+lineinchapc)*2+lineinchapc; //完成一个章节还没有到文件尾，或者charcount不为零必须再创建一个章节 if(!in.eof()||charcount>0){ chapindex++; chapname=prefixtitle+" "+Xtostr(chapindex); chap.chapname=s2ws(chapname); chap.chaplines.clear(); } } else { //填入chaplines size_t fullinec; //分成满行填入chaplines for(fullinec=0;fullinec<wsline.size()/nfullinec;fullinec++){ wstring fulline=wsline.substr(fullinec*nfullinec,nfullinec); lineinchapc++; chap.chaplines.push_back(fulline); } //已写入fullinec个满行，检查是否还有字符 if(wsline.size()>fullinec*nfullinec){ wstring unfulline=wsline.substr(fullinec*nfullinec,wsline.size()-fullinec*nfullinec); lineinchapc++; chap.chaplines.push_back(unfulline); } //是否还有继续读的必要 if(in.eof()) { //cout<<chapname<<" linescount:"<<chap.chaplines.size()<<endl; /// chap.charcount=charcount; book.push_back(chap); chap.chaplines.clear(); } break; } } } } void Dzdbook::writetofile(ofstream &dzdout) throw (Error){ int linecount=0; int Echarcount=0; int Ccharcount=0; int chapcount=book.size(); char blank[512]; memset(blank,0,sizeof(blank)); //写入认证头 dzdout.write(authead,212); //书名占位 dzdout.write(blank,80); //书签占位 dzdout.write(blank,508); //写入章节信息 list<Chapter>::iterator chapiter; int intzero=0; //所有章节标题字符数之和 int sumchaptitlsize=0; for(chapiter=book.begin();chapiter!=book.end();chapiter++) sumchaptitlsize +=chapiter->chapname.size(); if(sumchaptitlsize>255) throw Error("章节标题字符数过大。"); int linfoffset=0x320+6*4*chapcount+sumchaptitlsize*2; for(chapiter=book.begin();chapiter!=book.end();chapiter++){ dzdout.write((char *)&intzero,sizeof (int)); dzdout.put('\1'); dzdout.put(chapiter->chapname.size()); dzdout.put('\0'); dzdout.put('\0'); linecount=chapiter->chaplines.size(); dzdout.write((char *)&linecount,sizeof (int)); Echarcount=linecount+sizeof(promote)-2; dzdout.write((char *)&Echarcount,sizeof (int)); Ccharcount=chapiter->charcount; dzdout.write((char *)&Ccharcount,sizeof (int)); dzdout.write((char *)&linfoffset,sizeof (int)); //cout<<"linfoffset="<<hex<<linfoffset<<endl; linfoffset += linecount*2+Echarcount+Ccharcount*2; } //写入所有章节标题 for(chapiter=book.begin();chapiter!=book.end();chapiter++){ int tsize=chapiter->chapname.size(); for(int m=0;m<2*tsize;m++) dzdout.put(*((char *)(chapiter->chapname.data())+m)); } //写入每个章节的行信息和行数据 for(chapiter=book.begin();chapiter!=book.end();chapiter++){ //行信息 list<wstring>::iterator lineiter; dzdout.put(sizeof(promote)-1); lineiter=chapiter->chaplines.begin(); dzdout.put(lineiter->size()); lineiter++; for(;lineiter!=chapiter->chaplines.end();lineiter++){ dzdout.put(1); dzdout.put(lineiter->size()); } //行数据 dzdout.write(promote,sizeof(promote)-1); for(int i=0;i<chapiter->chaplines.size()-1;i++) dzdout.put(' '); lineiter=chapiter->chaplines.begin(); for(;lineiter!=chapiter->chaplines.end();lineiter++){ for(int n=0;n<2*lineiter->size();n++) dzdout.put(*(((char *)(lineiter->data())+n))); } } //fill some bytes dzdout.seekp(0x3,ios::beg); dzdout.put(bookname.size()); dzdout.seekp(0xD4,ios::beg); for(int j=0;j<2*bookname.size();j++) dzdout.put(*((char *)(bookname.data())+j)); dzdout.seekp(0x126,ios::beg); dzdout.put(chapcount); dzdout.seekp(0x127,ios::beg); dzdout.put(sumchaptitlsize); dzdout.close(); }