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annotate objgrep/main.c @ 167:c25367bb7656

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objgrep: written, compiles
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Fri, 04 Jul 2014 00:54:33 +0000
parents leo-obj/tool/main.c@25d3ead621f8
children 466b3926019c
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1 /*
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2 * objgrep main() function
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3 */
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4
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5 #include <sys/types.h>
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6 #include <stdio.h>
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7 #include <stdlib.h>
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8 #include <string.h>
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9 #include <strings.h>
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10 #include "globals.h"
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11 #include "intstruct.h"
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13 main(argc, argv)
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14 char **argv;
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15 {
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16 unsigned n;
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17
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18 if (argc != 4) {
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19 fprintf(stderr, "usage: %s <objfile> <section> <binfile>\n",
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20 argv[0]);
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21 exit(2);
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22 }
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23 objfilename = argv[1];
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24 mmap_objfile();
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25 initial_parse_hdr();
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26 get_int_section_table();
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27 for (n = 0; n < nsections; n++)
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28 if (!strcmp(sections[n].name, argv[2])) {
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29 grep_section = sections + n;
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30 break;
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31 }
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32 if (!grep_section) {
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33 fprintf(stderr, "no section named \"%s\" found in %s\n",
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34 argv[2], objfilename);
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35 exit(2);
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36 }
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37 get_int_symbol_table();
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38 prepare_pattern();
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39 binfilename = argv[3];
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40 mmap_binfile();
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41 if (!do_grep()) {
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42 printf("no match\n");
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43 exit(1);
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44 }
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45 printf("%s:%s found in %s at 0x%x\n", objfilename, grep_section->name,
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46 binfilename, match_offset);
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47 exit(0);
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48 }