Ben Cheng | 25b3c04 | 2013-11-20 14:45:36 -0800 | [diff] [blame] | 1 | /* Return section type name. |
| 2 | Copyright (C) 2001, 2002, 2006, 2008 Red Hat, Inc. |
| 3 | This file is part of Red Hat elfutils. |
| 4 | Written by Ulrich Drepper <drepper@redhat.com>, 2001. |
| 5 | |
| 6 | Red Hat elfutils is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by the |
| 8 | Free Software Foundation; version 2 of the License. |
| 9 | |
| 10 | Red Hat elfutils is distributed in the hope that it will be useful, but |
| 11 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License along |
| 16 | with Red Hat elfutils; if not, write to the Free Software Foundation, |
| 17 | Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. |
| 18 | |
| 19 | In addition, as a special exception, Red Hat, Inc. gives You the |
| 20 | additional right to link the code of Red Hat elfutils with code licensed |
| 21 | under any Open Source Initiative certified open source license |
| 22 | (http://www.opensource.org/licenses/index.php) which requires the |
| 23 | distribution of source code with any binary distribution and to |
| 24 | distribute linked combinations of the two. Non-GPL Code permitted under |
| 25 | this exception must only link to the code of Red Hat elfutils through |
| 26 | those well defined interfaces identified in the file named EXCEPTION |
| 27 | found in the source code files (the "Approved Interfaces"). The files |
| 28 | of Non-GPL Code may instantiate templates or use macros or inline |
| 29 | functions from the Approved Interfaces without causing the resulting |
| 30 | work to be covered by the GNU General Public License. Only Red Hat, |
| 31 | Inc. may make changes or additions to the list of Approved Interfaces. |
| 32 | Red Hat's grant of this exception is conditioned upon your not adding |
| 33 | any new exceptions. If you wish to add a new Approved Interface or |
| 34 | exception, please contact Red Hat. You must obey the GNU General Public |
| 35 | License in all respects for all of the Red Hat elfutils code and other |
| 36 | code used in conjunction with Red Hat elfutils except the Non-GPL Code |
| 37 | covered by this exception. If you modify this file, you may extend this |
| 38 | exception to your version of the file, but you are not obligated to do |
| 39 | so. If you do not wish to provide this exception without modification, |
| 40 | you must delete this exception statement from your version and license |
| 41 | this file solely under the GPL without exception. |
| 42 | |
| 43 | Red Hat elfutils is an included package of the Open Invention Network. |
| 44 | An included package of the Open Invention Network is a package for which |
| 45 | Open Invention Network licensees cross-license their patents. No patent |
| 46 | license is granted, either expressly or impliedly, by designation as an |
| 47 | included package. Should you wish to participate in the Open Invention |
| 48 | Network licensing program, please visit www.openinventionnetwork.com |
| 49 | <http://www.openinventionnetwork.com>. */ |
| 50 | |
| 51 | #ifdef HAVE_CONFIG_H |
| 52 | # include <config.h> |
| 53 | #endif |
| 54 | |
| 55 | #include <stdio.h> |
| 56 | #include <libeblP.h> |
| 57 | |
| 58 | |
| 59 | const char * |
| 60 | ebl_section_type_name (ebl, section, buf, len) |
| 61 | Ebl *ebl; |
| 62 | int section; |
| 63 | char *buf; |
| 64 | size_t len; |
| 65 | { |
| 66 | const char *res = ebl->section_type_name (section, buf, len); |
| 67 | |
| 68 | if (res == NULL) |
| 69 | { |
| 70 | static const char *knowntypes[] = |
| 71 | { |
| 72 | #define KNOWNSTYPE(name) [SHT_##name] = #name |
| 73 | KNOWNSTYPE (NULL), |
| 74 | KNOWNSTYPE (PROGBITS), |
| 75 | KNOWNSTYPE (SYMTAB), |
| 76 | KNOWNSTYPE (STRTAB), |
| 77 | KNOWNSTYPE (RELA), |
| 78 | KNOWNSTYPE (HASH), |
| 79 | KNOWNSTYPE (DYNAMIC), |
| 80 | KNOWNSTYPE (NOTE), |
| 81 | KNOWNSTYPE (NOBITS), |
| 82 | KNOWNSTYPE (REL), |
| 83 | KNOWNSTYPE (SHLIB), |
| 84 | KNOWNSTYPE (DYNSYM), |
| 85 | KNOWNSTYPE (INIT_ARRAY), |
| 86 | KNOWNSTYPE (FINI_ARRAY), |
| 87 | KNOWNSTYPE (PREINIT_ARRAY), |
| 88 | KNOWNSTYPE (GROUP), |
| 89 | KNOWNSTYPE (SYMTAB_SHNDX) |
| 90 | }; |
| 91 | |
| 92 | /* Handle standard names. */ |
| 93 | if ((size_t) section < sizeof (knowntypes) / sizeof (knowntypes[0]) |
| 94 | && knowntypes[section] != NULL) |
| 95 | res = knowntypes[section]; |
| 96 | /* The symbol versioning/Sun extensions. */ |
| 97 | else if (section >= SHT_LOSUNW && section <= SHT_HISUNW) |
| 98 | { |
| 99 | static const char *sunwtypes[] = |
| 100 | { |
| 101 | #undef KNOWNSTYPE |
| 102 | #define KNOWNSTYPE(name) [SHT_##name - SHT_LOSUNW] = #name |
| 103 | KNOWNSTYPE (SUNW_move), |
| 104 | KNOWNSTYPE (SUNW_COMDAT), |
| 105 | KNOWNSTYPE (SUNW_syminfo), |
| 106 | KNOWNSTYPE (GNU_verdef), |
| 107 | KNOWNSTYPE (GNU_verneed), |
| 108 | KNOWNSTYPE (GNU_versym) |
| 109 | }; |
| 110 | res = sunwtypes[section - SHT_LOSUNW]; |
| 111 | } |
| 112 | else |
| 113 | /* A few GNU additions. */ |
| 114 | switch (section) |
| 115 | { |
| 116 | case SHT_CHECKSUM: |
| 117 | res = "CHECKSUM"; |
| 118 | break; |
| 119 | case SHT_GNU_LIBLIST: |
| 120 | res = "GNU_LIBLIST"; |
| 121 | break; |
| 122 | case SHT_GNU_HASH: |
| 123 | res = "GNU_HASH"; |
| 124 | break; |
| 125 | case SHT_GNU_ATTRIBUTES: |
| 126 | res = "GNU_ATTRIBUTES"; |
| 127 | break; |
| 128 | |
| 129 | default: |
| 130 | /* Handle OS-specific section names. */ |
| 131 | if (section >= SHT_LOOS && section <= SHT_HIOS) |
| 132 | snprintf (buf, len, "SHT_LOOS+%x", section - SHT_LOOS); |
| 133 | /* Handle processor-specific section names. */ |
| 134 | else if (section >= SHT_LOPROC && section <= SHT_HIPROC) |
| 135 | snprintf (buf, len, "SHT_LOPROC+%x", section - SHT_LOPROC); |
| 136 | else if ((unsigned int) section >= SHT_LOUSER |
| 137 | && (unsigned int) section <= SHT_HIUSER) |
| 138 | snprintf (buf, len, "SHT_LOUSER+%x", section - SHT_LOUSER); |
| 139 | else |
| 140 | snprintf (buf, len, "%s: %d", gettext ("<unknown>"), section); |
| 141 | |
| 142 | res = buf; |
| 143 | break; |
| 144 | } |
| 145 | } |
| 146 | |
| 147 | return res; |
| 148 | } |