| symbols.c (295577) | symbols.c (300311) |
|---|---|
| 1/*- 2 * Copyright (c) 2007-2013 Kai Wang 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 20 unchanged lines hidden (view full) --- 29#include <err.h> 30#include <fnmatch.h> 31#include <stdio.h> 32#include <stdlib.h> 33#include <string.h> 34 35#include "elfcopy.h" 36 | 1/*- 2 * Copyright (c) 2007-2013 Kai Wang 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 20 unchanged lines hidden (view full) --- 29#include <err.h> 30#include <fnmatch.h> 31#include <stdio.h> 32#include <stdlib.h> 33#include <string.h> 34 35#include "elfcopy.h" 36 |
| 37ELFTC_VCSID("$Id: symbols.c 3376 2016-01-26 18:41:39Z emaste $"); | 37ELFTC_VCSID("$Id: symbols.c 3446 2016-05-03 01:31:17Z emaste $"); |
| 38 39/* Backwards compatibility for systems with older ELF definitions. */ 40#ifndef STB_GNU_UNIQUE 41#define STB_GNU_UNIQUE 10 42#endif 43 44 45/* Symbol table buffer structure. */ --- 117 unchanged lines hidden (view full) --- 163static int 164is_needed_symbol(struct elfcopy *ecp, int i, GElf_Sym *s) 165{ 166 167 /* If symbol involves relocation, it is needed. */ 168 if (BIT_ISSET(ecp->v_rel, i)) 169 return (1); 170 | 38 39/* Backwards compatibility for systems with older ELF definitions. */ 40#ifndef STB_GNU_UNIQUE 41#define STB_GNU_UNIQUE 10 42#endif 43 44 45/* Symbol table buffer structure. */ --- 117 unchanged lines hidden (view full) --- 163static int 164is_needed_symbol(struct elfcopy *ecp, int i, GElf_Sym *s) 165{ 166 167 /* If symbol involves relocation, it is needed. */ 168 if (BIT_ISSET(ecp->v_rel, i)) 169 return (1); 170 |
| 171 /* Symbols refered by COMDAT sections are needed. */ | 171 /* Symbols referred by COMDAT sections are needed. */ |
| 172 if (BIT_ISSET(ecp->v_grp, i)) 173 return (1); 174 175 /* 176 * For relocatable files (.o files), global and weak symbols 177 * are needed. 178 */ 179 if (ecp->flags & RELOCATABLE) { --- 73 unchanged lines hidden (view full) --- 253 254 if (ecp->strip == STRIP_DEBUG && is_debug_symbol(s->st_info)) 255 return (1); 256 257 return (0); 258} 259 260/* | 172 if (BIT_ISSET(ecp->v_grp, i)) 173 return (1); 174 175 /* 176 * For relocatable files (.o files), global and weak symbols 177 * are needed. 178 */ 179 if (ecp->flags & RELOCATABLE) { --- 73 unchanged lines hidden (view full) --- 253 254 if (ecp->strip == STRIP_DEBUG && is_debug_symbol(s->st_info)) 255 return (1); 256 257 return (0); 258} 259 260/* |
| 261 * Mark symbols refered by relocation entries. | 261 * Mark symbols referred by relocation entries. |
| 262 */ 263static void 264mark_reloc_symbols(struct elfcopy *ecp, size_t sc) 265{ 266 const char *name; 267 Elf_Data *d; 268 Elf_Scn *s; 269 GElf_Rel r; --- 890 unchanged lines hidden (view full) --- 1160{ 1161 struct symop *s, *ret; 1162 const char *pattern; 1163 1164 STAILQ_FOREACH(s, &ecp->v_symop, symop_list) { 1165 if ((s->op & op) == 0) 1166 continue; 1167 if (name == NULL || !strcmp(name, s->name)) | 262 */ 263static void 264mark_reloc_symbols(struct elfcopy *ecp, size_t sc) 265{ 266 const char *name; 267 Elf_Data *d; 268 Elf_Scn *s; 269 GElf_Rel r; --- 890 unchanged lines hidden (view full) --- 1160{ 1161 struct symop *s, *ret; 1162 const char *pattern; 1163 1164 STAILQ_FOREACH(s, &ecp->v_symop, symop_list) { 1165 if ((s->op & op) == 0) 1166 continue; 1167 if (name == NULL || !strcmp(name, s->name)) |
| 1168 return (s); | 1168 return (s); |
| 1169 if ((ecp->flags & WILDCARD) == 0) 1170 continue; 1171 1172 /* Handle wildcards. */ 1173 pattern = s->name; 1174 if (pattern[0] == '!') { 1175 /* Negative match. */ 1176 pattern++; --- 35 unchanged lines hidden --- | 1169 if ((ecp->flags & WILDCARD) == 0) 1170 continue; 1171 1172 /* Handle wildcards. */ 1173 pattern = s->name; 1174 if (pattern[0] == '!') { 1175 /* Negative match. */ 1176 pattern++; --- 35 unchanged lines hidden --- |