main.c

一个linux下的二进制文件工具

					free(searchstring);
					searchstring=input2(parent_window,wtop+2,wleft+2,29,s,255,0,0);
					free(s);	
				}
			}
			if (m==1) return KEY_F(5);
			if (m==2) return KEY_F(6);
			if (m==3) writesearch=1-writesearch;
			if (m==4) 
			{
				doit=1;
				while ((strcmp(readsearchfilename,writesearchfilename)==0 && strlen(readsearchfilename)>0) || (doit==1))	
				{
					doit=0;
					s=malloc(strlen(writesearchfilename)+1);
					strncpy(s,writesearchfilename,strlen(writesearchfilename)+1);
					free(writesearchfilename);
					writesearchfilename=input2(parent_window,wtop+7,wleft+3,28,s,255,0,0);
					free(s);
					wattrset(parent_window,attrs[COLOR_TEXT]);
					mvwprintw(parent_window,wtop+10,wleft+2,"Please choose a different name");
				} 
			}
			if (m==5) readsearch=1-readsearch;
			if (m==6) 
			{
				doit=1;
				while ((strcmp(readsearchfilename,writesearchfilename)==0 && strlen(readsearchfilename)>0) || (doit==1))	
				{
					doit=0;
					s=input2(parent_window,wtop+9,wleft+3,28,readsearchfilename,255,0,0);
					free(readsearchfilename);
					readsearchfilename=malloc(strlen(s));
					strncpy(readsearchfilename,s,strlen(s)+1);
					free(s);
					wattrset(parent_window,attrs[COLOR_TEXT]);
					mvwprintw(parent_window,wtop+10,wleft+2,"Please choose a different name");
				}
			}
			if (m==4 || m==6)
			{
				wattrset(parent_window,attrs[COLOR_FRAME]);
				mvwprintw(parent_window,wtop+10,wleft+2,"                              ");
			}
			
		}
		
	}
	return 0;
}
int gotowhere( WINDOW* parent_window,
	           file_position_t ap, 
	           file_position_t ap2,
			   file_position_t filesize)
{
	int wtop;
	int wbot;
	int wleft;
	int wright;
	char* s;
	file_position_t value;
	int m;
	unsigned int i;
	int plus=0;
	int minus=0;
	wtop=LINES/2-3;
	wbot=wtop+5;
	wleft=COLS/2-16;
	wright=wleft+33;
	new_menu(0);

	menu_item(1,wtop+4,wleft+1,"%To:",'t','T',0);
	menu_item(2,wtop+4,wleft+21,"%%Goto",'g','G',0);
	menu_item(0,wtop+4,wright-6,"%%Cancel",'c','C',0);	
	if (LINES>9 && COLS>32)
	{
		draw_frame(parent_window,wtop,wleft,wbot,wright,' ');
		headline(parent_window,wtop,wleft,"GOTO");
		wattrset(parent_window,attrs[COLOR_TEXT]);
		mvwprintw(parent_window,wtop+1,wleft+1,"Goto where? (Enter +x or -x to");
		mvwprintw(parent_window,wtop+2,wleft+1,"jump relative to your position)");
		m=1;
		while (m==1)
		{
			wattrset(parent_window,attrs[COLOR_BRACKETS]);
			mvwprintw(parent_window,wtop+4,wleft+5,"[           ]");	
			wattrset(parent_window,attrs[COLOR_TEXT]);
			mvwprintw(parent_window,wtop+4,wleft+6,"%11X",ap);	
			m=menu_show(parent_window);	
		
			if (m==1)
			{
//				s=input2(parent_window,wtop+4,wleft+6,11,tohex2(ap2,10),11,0,0);// TODO: er zeigt mir hier mist an. warum??
				s=input2(parent_window,wtop+4,wleft+6,11,"\0",11,0,0);// TODO: er zeigt mir hier mist an. warum??
				plus=0;
				minus=0;
				value=(int)stohex(s);
				for (i=0;i<strlen(s);i++)
				{
					if (s[i]=='-' || s[i]=='m') {value=ap2-value;i=20;}
					if (s[i]=='+' || s[i]=='p') {value=ap2+value;i=20;}
				}
				if (value<=filesize) ap=value;
				free(s);
			} else if (m==0) ap=ap2;
		}
		erase_frame(parent_window,wtop,wleft,wbot,wright,' ');
	}
	return ap;	
}
//#ifndef fpos_t
//#define fpos_t file_position_t
//#endif
int main(int argc,char *argv[])
{
	int hexnotasc=1;
	int ch;
	int ch2=0;
	file_position_t p=0;

	file_position_t cp=p;
	file_position_t filesize;
	file_position_t rfilesize;
	file_position_t filesize2 = 0;
	file_position_t rfilesize2;
	file_position_t ap2;
    	fpos_t help;
	unsigned char c1,c2;
	file_position_t tmpp;

	unsigned int i;
	int j;
	
	searchstring=malloc(1);
	writesearchfilename=malloc(1);
	readsearchfilename=malloc(1);
	searchstring[0]=0;
	writesearchfilename[0]=0;
	readsearchfilename[0]=0;
	if (argc<2)
	{
		fprintf(stderr,"Please run with %s [inputfile] or %s [inputfile] [diffile]\n",argv[0],argv[0]);
		exit(1);
	}
	if ((strcmp(argv[1],"-gpl")==0)||(strcmp(argv[1],"-GPL")==0)) {
		print_gpl();	
		exit(0);
	}
	inputfile=fopen(argv[1],"r");
	if (inputfile==NULL) 
	{
		fprintf(stderr,"Error opening inputfile [%s]\n",argv[1]);
		exit(1);
	}
	fseek(inputfile,0,SEEK_END);
	fgetpos(inputfile, &help);
#ifdef LINUX
	filesize = *((file_position_t*) &help);
#else
	filesize=(file_position_t)help;
#endif
//	filesize=100;
	rfilesize=filesize;
	fseek(inputfile,0,SEEK_SET);
	if (argc>=3)
	{
		inputfile2=fopen(argv[2],"r");
		if (inputfile2==NULL) 
		{
			fprintf(stderr,"Error opening diffile [%s]\n",argv[2]);
			exit(1);
		}
		fseek(inputfile2,0,SEEK_END);
		fgetpos(inputfile2,&help);
#ifdef LINUX
		filesize2= *((file_position_t*) &help);
#else
		filesize2= (file_position_t) help;
#endif
		rfilesize2=filesize2;
		fseek(inputfile2,0,SEEK_SET);
		diffnotedit=1;
	}
//	while (!feof(inputfile)) fgets(NULL,1000,inputfile);
	uimain();
	//init();
	wclear(stdscr);
	wrefresh(stdscr);
	
	init_colors();
	wattrset(stdscr,attrs[COLOR_HEXFIELD]);
	for (i=1; (int) i < LINES-1;i++) {
	  for (j=0; j < COLS;j++) {
		mvwprintw(stdscr,i,j," ");
	  }
	}
	
	for (;;)
	{	
		draw_mainheadline(stdscr,0,argv[1]);
		wattrset(stdscr,attrs[COLOR_HEXFIELD]);
		if (diffnotedit==0) {
		  print_hex(stdscr,p,cp,filesize,rfilesize,hexnotasc,ch2); 
		} else {
		  print_hex_diff(stdscr,p,p,filesize,filesize2,argv[2]);
		}
		draw_menu(stdscr);
		ch=getch2();
		if (hexnotasc==1)
		{
			if (ch=='!') ch=KEY_F(1);
			if (ch=='@') ch=KEY_F(2);
			if (ch=='#') ch=KEY_F(3);
			if (ch=='%') ch=KEY_F(5);
			if (ch=='^') ch=KEY_F(6);
			if (ch=='(') ch=KEY_F(9);
			if (ch==')') ch=KEY_F(10);
			if (ch=='h') ch=KEY_LEFT;
			if (ch=='j') ch=KEY_DOWN;
			if (ch=='k') ch=KEY_UP;
			if (ch=='l') ch=KEY_RIGHT;
			if (ch==' ') ch=KEY_NPAGE;
		}
		if (diffnotedit==1 && ch!=KEY_RETURN && ch!=9 && ch!=KEY_BTAB && ch!=KEY_LEFT && ch!=KEY_RIGHT && ch!=KEY_UP && ch!=KEY_DOWN && ch!=KEY_NPAGE && ch!=KEY_PPAGE && ch!=KEY_F(2) && ch!=KEY_F(3) &&  ch!=KEY_F(10)) ch=0;
		if ((hexnotasc==1) && (((ch>='0') && (ch<='9')) || ((ch>='a') && (ch<='f')) || ((ch>='A') && (ch<='F')))) 
		{
			mvwprintw(stdscr,1,1,"h");
			if (ch2==0) 
			{
				
				ch2=ch;
			} else {
				if (ch2<='9') change[chnum]=(ch2-48)<<4;
				else if (ch2<='F') change[chnum]=(ch2-55)<<4;
				else if (ch2<='f') change[chnum]=(ch2-87)<<4;
				if (ch<='9') change[chnum]=change[chnum]+(ch-48);
				else if (ch<='F') change[chnum]=change[chnum]+(ch-55);
				else if (ch<='f') change[chnum]=change[chnum]+(ch-87);
				chpos[chnum]=cp;
				chnum++;
				ch2=0;
				ch=KEY_RIGHT;
				if (cp==filesize) filesize++;
			}
		} else ch2=0;
		if ((hexnotasc==0) && (ch>=32) && (ch<=127)) 
		{
			chpos[chnum]=cp;
			change[chnum]=ch;
			chnum++;
			ch=KEY_RIGHT;
		}
		if (diffnotedit==0 && (ch==KEY_BTAB || ch==9)) hexnotasc=1-hexnotasc;
		if (ch==12 || ch==KEY_F(11) || ch==KEY_REFRESH) {
			wattrset(stdscr,attrs[COLOR_HEXFIELD]);
			wclear(stdscr);
			wrefresh(stdscr);
			wattrset(stdscr,attrs[COLOR_HEXFIELD]);
			for (i=1; (int) i < LINES-1;i++) {
			  for (j=0;j<COLS;j++) {
				mvwprintw(stdscr,i,j," ");
			  }
			}
		}
		if (diffnotedit==0) 
		{
		//	if (ch==KEY_LEFT && cp!=0) {cp--;if (cp<p) p--;}
			if (ch==KEY_DOWN && cp+cols<filesize) {cp=cp+cols;if (cp>=p+rows*cols) p=p+cols;}
			if (ch==KEY_UP && cp>=cols) {
			  cp=cp-cols;
			  if (cp<p) {
				if (p>cols) {
				  p=p-cols;
				} else {
				  p=0;
				}
			  }
			}
			if (ch==KEY_PPAGE && cp>=cols*rows) {
			  cp=cp-cols*rows;
			  if (p>cols*rows) {
				p=p-cols*rows; 
			  } else {
				p = 0;
				if (p) {
					cp = 0;
				}
			  }
			}
			if (ch==KEY_NPAGE && p+cols*rows<=filesize && cp+cols*rows<=filesize+1) {p=p+cols*rows;cp=cp+cols*rows;}
		} else {
			if (ch==KEY_LEFT && p!=0) {p--;}
			if (ch==KEY_DOWN && ((p+cols<filesize) || (p+cols<filesize2))) {p=p+cols;}
			if (ch==KEY_UP && p>=cols) {p=p-cols;}
			if (ch==KEY_PPAGE && p>=cols*rows/2) {p=p-cols*rows/2;}
			if (ch==KEY_NPAGE && ((p+cols*rows/2<=filesize) || (p+cols*rows/2<=filesize2))) {p=p+cols*rows/2;}
			if (ch==KEY_RIGHT && ((p<filesize) || (p<filesize2))) p++;
			if (ch==KEY_BTAB || ch==9 || ch==KEY_RETURN) 
			{
				tmpp=p+1;
			        fseek(inputfile,tmpp,SEEK_SET);
       				fseek(inputfile2,tmpp,SEEK_SET);
				c1=0;
				c2=0;
				while (!feof(inputfile)&&!feof(inputfile2) && (c1==c2))
				{
					fread(&c1,sizeof(char),1,inputfile);
					fread(&c2,sizeof(char),1,inputfile2);
					if (!feof(inputfile)&&!feof(inputfile2)) if (c1==c2) tmpp++;
				}
				if (c1!=c2) p=tmpp;
			}
		}
		if (ch==KEY_F(1))
		{
			ch=searchfor(stdscr,hexnotasc);
		}
		if (ch==KEY_F(2))
		{
			ap2=gotowhere(stdscr,cp,cp,filesize);
			if (ap2<=filesize)
			{
				p=ap2;
				cp=ap2;
			}
//			wclear(stdscr);
			wrefresh(stdscr);
		}
		if (ch==KEY_F(3)) 
		{
			hexcalc(stdscr);
//			wclear(stdscr);
//			wrefresh(stdscr);
		}
		if (ch==KEY_F(5))
		{
			if (hexnotasc==0) 
			{
				searchstring2len=strlen(searchstring);
				for (i=0;i<strlen(searchstring);i++) {
				  searchstring2[i]=(int)searchstring[i];
				}
				
			} else {
				searchstring2len=searchstring3len;
				for (i=0;i<searchstring3len;i++) {
				  searchstring2[i]=searchstring3[i];
				}

			}
			if (readsearch==0) {
			  cp=searchforwardhex(cp,filesize); 
			} else { 
			  cp=searchforwardhex2(cp);
			}
			p=cp;
			if (writesearch==1)
			{
				p=0;
				cp=0;
			}
			ch=KEY_RIGHT;	
		}
		if (ch==KEY_F(6))
		{
			if (hexnotasc==0) 
			{
				searchstring2len=strlen(searchstring);
				for (i=0;i<strlen(searchstring);i++) searchstring2[i]=(int)searchstring[i];
				
			} else {
				searchstring2len=searchstring3len;
				for (i=0;i<searchstring3len;i++) searchstring2[i]=searchstring3[i];

			}
			if (readsearch==0) cp=searchbackwardhex(cp,filesize,hexnotasc); else cp=searchbackwardhex2(cp,filesize);
			p=cp;
			if (writesearch==1)
			{
				p=0;
				cp=0;
			}
			ch=KEY_LEFT;	
			
		}
		if (diffnotedit==0 && ch==KEY_RIGHT && cp<filesize) {cp++; if (cp>=p+rows*cols) p++; }
		if (diffnotedit==0 && ch==KEY_LEFT && cp!=0) {cp--;if (cp<p) p--;}
		if (ch==KEY_F(9))
		{
			if (chnum!=0) 
			{
				if (chpos[chnum-1]>rfilesize) 
				{
					filesize=rfilesize;
					for (i=0; (int) i < chnum-1; i++) {
					  if (filesize<chpos[i]) {
						filesize=chpos[i]; 
					  }
					}
				}
				if (p>chpos[chnum-1] || p+cols*rows<chpos[chnum-1]) p=chpos[chnum-1];
				if (cp>chpos[chnum-1] || cp+cols*rows<chpos[chnum-1]) cp=chpos[chnum-1];
				if (p>filesize) p=filesize;
				if (cp>filesize) cp=filesize;
				chnum--;
			}
		}
		if (ch==KEY_F(10)) 
		{
			if (chnum!=0) exit_yesno(stdscr,argv[1]); else finish(0);
//			wclear(stdscr);
			wrefresh(stdscr);
		}
		
	}
}