/[gentoo-projects]/pax-utils/scanelf.c
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Revision 1.190 Revision 1.191
1/* 1/*
2 * Copyright 2003-2007 Gentoo Foundation 2 * Copyright 2003-2007 Gentoo Foundation
3 * Distributed under the terms of the GNU General Public License v2 3 * Distributed under the terms of the GNU General Public License v2
4 * $Header: /var/cvsroot/gentoo-projects/pax-utils/scanelf.c,v 1.190 2008/04/19 22:31:49 solar Exp $ 4 * $Header: /var/cvsroot/gentoo-projects/pax-utils/scanelf.c,v 1.191 2008/06/17 17:07:57 solar Exp $
5 * 5 *
6 * Copyright 2003-2007 Ned Ludd - <solar@gentoo.org> 6 * Copyright 2003-2007 Ned Ludd - <solar@gentoo.org>
7 * Copyright 2004-2007 Mike Frysinger - <vapier@gentoo.org> 7 * Copyright 2004-2007 Mike Frysinger - <vapier@gentoo.org>
8 */ 8 */
9 9
10static const char *rcsid = "$Id: scanelf.c,v 1.190 2008/04/19 22:31:49 solar Exp $"; 10static const char *rcsid = "$Id: scanelf.c,v 1.191 2008/06/17 17:07:57 solar Exp $";
11const char * const argv0 = "scanelf"; 11const char * const argv0 = "scanelf";
12 12
13#include "paxinc.h" 13#include "paxinc.h"
14 14
15#define IS_MODIFIER(c) (c == '%' || c == '#' || c == '+') 15#define IS_MODIFIER(c) (c == '%' || c == '#' || c == '+')
… …
49static char show_bind = 0; 49static char show_bind = 0;
50static char show_soname = 0; 50static char show_soname = 0;
51static char show_textrels = 0; 51static char show_textrels = 0;
52static char show_banner = 1; 52static char show_banner = 1;
53static char show_endian = 0; 53static char show_endian = 0;
54static char show_osabi = 0;
55static char show_eabi = 0;
54static char be_quiet = 0; 56static char be_quiet = 0;
55static char be_verbose = 0; 57static char be_verbose = 0;
56static char be_wewy_wewy_quiet = 0; 58static char be_wewy_wewy_quiet = 0;
57static char be_semi_verbose = 0; 59static char be_semi_verbose = 0;
58static char *find_sym = NULL, *versioned_symname = NULL; 60static char *find_sym = NULL, *versioned_symname = NULL;
… …
1152 case 's': prints("SYM "); break; 1154 case 's': prints("SYM "); break;
1153 case 'N': prints("LIB "); break; 1155 case 'N': prints("LIB "); break;
1154 case 'T': prints("TEXTRELS "); break; 1156 case 'T': prints("TEXTRELS "); break;
1155 case 'k': prints("SECTION "); break; 1157 case 'k': prints("SECTION "); break;
1156 case 'a': prints("ARCH "); break; 1158 case 'a': prints("ARCH "); break;
1159 case 'I': prints("OSABI "); break;
1160 case 'Y': prints("EABI "); break;
1157 case 'O': prints("PERM "); break; 1161 case 'O': prints("PERM "); break;
1158 case 'D': prints("ENDIAN "); break; 1162 case 'D': prints("ENDIAN "); break;
1159 default: warnf("'%c' has no title ?", out_format[i]); 1163 default: warnf("'%c' has no title ?", out_format[i]);
1160 } 1164 }
1161 } 1165 }
… …
1224 case 'b': out = scanelf_file_bind(elf, &found_bind); break; 1228 case 'b': out = scanelf_file_bind(elf, &found_bind); break;
1225 case 'S': out = scanelf_file_soname(elf, &found_soname); break; 1229 case 'S': out = scanelf_file_soname(elf, &found_soname); break;
1226 case 's': out = scanelf_file_sym(elf, &found_sym); break; 1230 case 's': out = scanelf_file_sym(elf, &found_sym); break;
1227 case 'k': out = scanelf_file_sections(elf, &found_section); break; 1231 case 'k': out = scanelf_file_sections(elf, &found_section); break;
1228 case 'a': out = get_elfemtype(elf); break; 1232 case 'a': out = get_elfemtype(elf); break;
1233 case 'I': out = get_elfosabi(elf); break;
1234 case 'Y': out = get_elf_eabi(elf); break;
1229 case 'Z': snprintf(ubuf, sizeof(ubuf), "%lu", elf->len); out = ubuf; break;; 1235 case 'Z': snprintf(ubuf, sizeof(ubuf), "%lu", elf->len); out = ubuf; break;;
1230 default: warnf("'%c' has no scan code?", out_format[i]); 1236 default: warnf("'%c' has no scan code?", out_format[i]);
1231 } 1237 }
1232 if (out) { 1238 if (out) {
1233 /* hack for comma delimited output like `scanelf -s sym1,sym2,sym3` */ 1239 /* hack for comma delimited output like `scanelf -s sym1,sym2,sym3` */
… …
1589 } 1595 }
1590 1596
1591 free(path); 1597 free(path);
1592} 1598}
1593 1599
1594/* usage / invocation handling functions */ /* Free Flags: c d j u w C G H I J K P Q U W Y */ 1600/* usage / invocation handling functions */ /* Free Flags: c d j u w C G H J K P Q U W */
1595#define PARSE_FLAGS "plRmyAXz:xetrnLibSs:k:gN:TaqvF:f:o:E:M:DO:ZBhV" 1601#define PARSE_FLAGS "plRmyAXz:xetrnLibSs:k:gN:TaqvF:f:o:E:M:DIYO:ZBhV"
1596#define a_argument required_argument 1602#define a_argument required_argument
1597static struct option const long_opts[] = { 1603static struct option const long_opts[] = {
1598 {"path", no_argument, NULL, 'p'}, 1604 {"path", no_argument, NULL, 'p'},
1599 {"ldpath", no_argument, NULL, 'l'}, 1605 {"ldpath", no_argument, NULL, 'l'},
1600 {"recursive", no_argument, NULL, 'R'}, 1606 {"recursive", no_argument, NULL, 'R'},
… …
1618 {"gmatch", no_argument, NULL, 'g'}, 1624 {"gmatch", no_argument, NULL, 'g'},
1619 {"textrels", no_argument, NULL, 'T'}, 1625 {"textrels", no_argument, NULL, 'T'},
1620 {"etype", a_argument, NULL, 'E'}, 1626 {"etype", a_argument, NULL, 'E'},
1621 {"bits", a_argument, NULL, 'M'}, 1627 {"bits", a_argument, NULL, 'M'},
1622 {"endian", no_argument, NULL, 'D'}, 1628 {"endian", no_argument, NULL, 'D'},
1629 {"osabi", no_argument, NULL, 'I'},
1630 {"eabi", no_argument, NULL, 'Y'},
1623 {"perms", a_argument, NULL, 'O'}, 1631 {"perms", a_argument, NULL, 'O'},
1624 {"size", no_argument, NULL, 'Z'}, 1632 {"size", no_argument, NULL, 'Z'},
1625 {"all", no_argument, NULL, 'a'}, 1633 {"all", no_argument, NULL, 'a'},
1626 {"quiet", no_argument, NULL, 'q'}, 1634 {"quiet", no_argument, NULL, 'q'},
1627 {"verbose", no_argument, NULL, 'v'}, 1635 {"verbose", no_argument, NULL, 'v'},
… …
1658 "Use strncmp to match libraries. (use with -N)", 1666 "Use strncmp to match libraries. (use with -N)",
1659 "Locate cause of TEXTREL", 1667 "Locate cause of TEXTREL",
1660 "Print only ELF files matching etype ET_DYN,ET_EXEC ...", 1668 "Print only ELF files matching etype ET_DYN,ET_EXEC ...",
1661 "Print only ELF files matching numeric bits", 1669 "Print only ELF files matching numeric bits",
1662 "Print Endianness", 1670 "Print Endianness",
1671 "Print OSABI",
1672 "Print EABI (EM_ARM Only)",
1663 "Print only ELF files matching octal permissions", 1673 "Print only ELF files matching octal permissions",
1664 "Print ELF file size", 1674 "Print ELF file size",
1665 "Print all scanned info (-x -e -t -r -b)\n", 1675 "Print all scanned info (-x -e -t -r -b)\n",
1666 "Only output 'bad' things", 1676 "Only output 'bad' things",
1667 "Be verbose (can be specified more than once)", 1677 "Be verbose (can be specified more than once)",
… …
1831 case 'T': show_textrels = 1; break; 1841 case 'T': show_textrels = 1; break;
1832 case 'q': be_quiet = 1; break; 1842 case 'q': be_quiet = 1; break;
1833 case 'v': be_verbose = (be_verbose % 20) + 1; break; 1843 case 'v': be_verbose = (be_verbose % 20) + 1; break;
1834 case 'a': show_perms = show_pax = show_phdr = show_textrel = show_rpath = show_bind = show_endian = 1; break; 1844 case 'a': show_perms = show_pax = show_phdr = show_textrel = show_rpath = show_bind = show_endian = 1; break;
1835 case 'D': show_endian = 1; break; 1845 case 'D': show_endian = 1; break;
1846 case 'I': show_osabi = 1; break;
1847 case 'Y': show_eabi = 1; break;
1836 case ':': 1848 case ':':
1837 err("Option '%c' is missing parameter", optopt); 1849 err("Option '%c' is missing parameter", optopt);
1838 case '?': 1850 case '?':
1839 err("Unknown option '%c' or argument missing", optopt); 1851 err("Unknown option '%c' or argument missing", optopt);
1840 default: 1852 default:
… …
1847 } 1859 }
1848 /* let the format option override all other options */ 1860 /* let the format option override all other options */
1849 if (out_format) { 1861 if (out_format) {
1850 show_pax = show_phdr = show_textrel = show_rpath = \ 1862 show_pax = show_phdr = show_textrel = show_rpath = \
1851 show_needed = show_interp = show_bind = show_soname = \ 1863 show_needed = show_interp = show_bind = show_soname = \
1852 show_textrels = show_perms = show_endian = show_size = 0; 1864 show_textrels = show_perms = show_endian = show_size = \
1865 show_osabi = show_eabi = 0;
1853 for (i = 0; out_format[i]; ++i) { 1866 for (i = 0; out_format[i]; ++i) {
1854 if (!IS_MODIFIER(out_format[i])) continue; 1867 if (!IS_MODIFIER(out_format[i])) continue;
1855 1868
1856 switch (out_format[++i]) { 1869 switch (out_format[++i]) {
1857 case '+': break; 1870 case '+': break;
… …
1866 case 'o': break; 1879 case 'o': break;
1867 case 'a': break; 1880 case 'a': break;
1868 case 'M': break; 1881 case 'M': break;
1869 case 'Z': show_size = 1; break; 1882 case 'Z': show_size = 1; break;
1870 case 'D': show_endian = 1; break; 1883 case 'D': show_endian = 1; break;
1884 case 'I': show_osabi = 1; break;
1885 case 'Y': show_eabi = 1; break;
1871 case 'O': show_perms = 1; break; 1886 case 'O': show_perms = 1; break;
1872 case 'x': show_pax = 1; break; 1887 case 'x': show_pax = 1; break;
1873 case 'e': show_phdr = 1; break; 1888 case 'e': show_phdr = 1; break;
1874 case 't': show_textrel = 1; break; 1889 case 't': show_textrel = 1; break;
1875 case 'r': show_rpath = 1; break; 1890 case 'r': show_rpath = 1; break;
… …
1891 if (!be_quiet) xstrcat(&out_format, "%o ", &fmt_len); 1906 if (!be_quiet) xstrcat(&out_format, "%o ", &fmt_len);
1892 if (show_pax) xstrcat(&out_format, "%x ", &fmt_len); 1907 if (show_pax) xstrcat(&out_format, "%x ", &fmt_len);
1893 if (show_perms) xstrcat(&out_format, "%O ", &fmt_len); 1908 if (show_perms) xstrcat(&out_format, "%O ", &fmt_len);
1894 if (show_size) xstrcat(&out_format, "%Z ", &fmt_len); 1909 if (show_size) xstrcat(&out_format, "%Z ", &fmt_len);
1895 if (show_endian) xstrcat(&out_format, "%D ", &fmt_len); 1910 if (show_endian) xstrcat(&out_format, "%D ", &fmt_len);
1911 if (show_osabi) xstrcat(&out_format, "%I ", &fmt_len);
1912 if (show_eabi) xstrcat(&out_format, "%Y ", &fmt_len);
1896 if (show_phdr) xstrcat(&out_format, "%e ", &fmt_len); 1913 if (show_phdr) xstrcat(&out_format, "%e ", &fmt_len);
1897 if (show_textrel) xstrcat(&out_format, "%t ", &fmt_len); 1914 if (show_textrel) xstrcat(&out_format, "%t ", &fmt_len);
1898 if (show_rpath) xstrcat(&out_format, "%r ", &fmt_len); 1915 if (show_rpath) xstrcat(&out_format, "%r ", &fmt_len);
1899 if (show_needed) xstrcat(&out_format, "%n ", &fmt_len); 1916 if (show_needed) xstrcat(&out_format, "%n ", &fmt_len);
1900 if (show_interp) xstrcat(&out_format, "%i ", &fmt_len); 1917 if (show_interp) xstrcat(&out_format, "%i ", &fmt_len);
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