File: test-seek.c

package info (click to toggle)
gcl 2.6.14-21
  • links: PTS
  • area: main
  • in suites: forky, sid
  • size: 60,864 kB
  • sloc: ansic: 177,407; lisp: 151,509; asm: 128,169; sh: 22,510; cpp: 11,923; tcl: 3,181; perl: 2,930; makefile: 2,360; sed: 334; yacc: 226; lex: 95; awk: 30; fortran: 24; csh: 23
file content (37 lines) | stat: -rwxr-xr-x 774 bytes parent folder | download | duplicates (19) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
 
#include <stdio.h>
#include "include.h"
#ifdef HAVE_AOUT
#include HAVE_AOUT
#endif
#ifdef HAVE_ELF
#include <elf.h>
#endif

#define OUR_MAX(a,b) (a > b ? a : b)

#define SEEK_TO_END_OFILE(fp)\
 do{ int m; \
     Elf32_Ehdr eheader; \
     Elf32_Shdr shdr;  \
     fseek(fp,0,SEEK_SET);   \
     fread(&eheader,sizeof(eheader),1,fp); \
     fseek(fp,eheader.e_shoff+(eheader.e_shnum -1) \
	   *eheader.e_shentsize,0); \
     fread(&shdr,eheader.e_shentsize,1,fp); \
     fseek(fp,OUR_MAX(shdr.sh_offset+ shdr.sh_size, \
		      eheader.e_shoff+(eheader.e_shnum) \
		      *eheader.e_shentsize) \
		      , SEEK_SET);\
   }while(0)



main(argc,argv)
     char *argv[];
{ FILE *fp;
  fp = fopen (argv[1],"r");

  SEEK_TO_END_OFILE(fp); 
  printf("end = %d\n",ftell(fp));
}