diff options
Diffstat (limited to 'libebl/i386_symbol.c')
-rw-r--r-- | libebl/i386_symbol.c | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/libebl/i386_symbol.c b/libebl/i386_symbol.c deleted file mode 100644 index fc70e506..00000000 --- a/libebl/i386_symbol.c +++ /dev/null @@ -1,127 +0,0 @@ -/* i386 specific symbolic name handling. - Copyright (C) 2000, 2001, 2002 Red Hat, Inc. - Written by Ulrich Drepper <drepper@redhat.com>, 2000. - - This program is Open Source software; you can redistribute it and/or - modify it under the terms of the Open Software License version 1.0 as - published by the Open Source Initiative. - - You should have received a copy of the Open Software License along - with this program; if not, you may obtain a copy of the Open Software - License version 1.0 from http://www.opensource.org/licenses/osl.php or - by writing the Open Source Initiative c/o Lawrence Rosen, Esq., - 3001 King Ranch Road, Ukiah, CA 95482. */ - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#include <assert.h> -#include <elf.h> -#include <stddef.h> - -#include <libebl_i386.h> - - -/* Return of the backend. */ -const char * -i386_backend_name (void) -{ - return "i386"; -} - - -/* Relocation mapping table. */ -static struct -{ - const char *name; - enum { both = 0, rel = 1, exec = 2 } appear; -} reloc_map_table[] = - { - [R_386_NONE] = { "R_386_NONE", both }, - [R_386_32] = { "R_386_32", both }, - [R_386_PC32] = { "R_386_PC32", rel }, - [R_386_GOT32] = { "R_386_GOT32", rel }, - [R_386_PLT32] = { "R_386_PLT32", rel }, - [R_386_COPY] = { "R_386_COPY", exec }, - [R_386_GLOB_DAT] = { "R_386_GLOB_DAT", exec }, - [R_386_JMP_SLOT] = { "R_386_JMP_SLOT", exec }, - [R_386_RELATIVE] = { "R_386_RELATIVE", exec }, - [R_386_GOTOFF] = { "R_386_GOTOFF", rel }, - [R_386_GOTPC] = { "R_386_GOTPC", rel }, - [R_386_32PLT] = { "R_386_32PLT", rel }, - [R_386_TLS_TPOFF] = { "R_386_TLS_TPOFF", rel }, - [R_386_TLS_IE] = { "R_386_TLS_IE", rel }, - [R_386_TLS_GOTIE] = { "R_386_TLS_GOTIE", rel }, - [R_386_TLS_LE] = { "R_386_TLS_LE", rel }, - [R_386_TLS_GD] = { "R_386_TLS_GD", rel }, - [R_386_TLS_LDM] = { "R_386_TLS_LDM", rel }, - [R_386_16] = { "R_386_16", rel }, - [R_386_PC16] = { "R_386_PC16", rel }, - [R_386_8] = { "R_386_8", rel }, - [R_386_PC8] = { "R_386_PC8", rel }, - [R_386_TLS_GD_32] = { "R_386_TLS_GD_32", rel }, - [R_386_TLS_GD_PUSH] = { "R_386_TLS_GD_PUSH", rel }, - [R_386_TLS_GD_CALL] = { "R_386_TLS_GD_CALL", rel }, - [R_386_TLS_GD_POP] = { "R_386_TLS_GD_POP", rel }, - [R_386_TLS_LDM_32] = { "R_386_TLS_LDM_32", rel }, - [R_386_TLS_LDM_PUSH] = { "R_386_TLS_LDM_PUSH", rel }, - [R_386_TLS_LDM_CALL] = { "R_386_TLS_LDM_CALL", rel }, - [R_386_TLS_LDM_POP] = { "R_386_TLS_LDM_POP", rel }, - [R_386_TLS_LDO_32] = { "R_386_TLS_LDO_32", rel }, - [R_386_TLS_IE_32] = { "R_386_TLS_IE_32", rel }, - [R_386_TLS_LE_32] = { "R_386_TLS_LE_32", rel }, - [R_386_TLS_DTPMOD32] = { "R_386_TLS_DTPMOD32", rel }, - [R_386_TLS_DTPOFF32] = { "R_386_TLS_DTPOFF32", rel }, - [R_386_TLS_TPOFF32] = { "R_386_TLS_TPOFF32", rel } - }; - - -/* Determine relocation type string for x86. */ -const char * -i386_reloc_type_name (int type, char *buf, size_t len) -{ - if (type < 0 || type >= R_386_NUM) - return NULL; - - return reloc_map_table[type].name; -} - - -/* Check for correct relocation type. */ -bool -i386_reloc_type_check (int type) -{ - return (type >= R_386_NONE && type < R_386_NUM - && reloc_map_table[type].name != NULL) ? true : false; -} - - -/* Check for correct relocation type use. */ -bool -i386_reloc_valid_use (Elf *elf, int type) -{ - if (type < R_386_NONE || type >= R_386_NUM - || reloc_map_table[type].name == NULL) - return false; - - Elf32_Ehdr *ehdr = elf32_getehdr (elf); - assert (ehdr != NULL); - - if (reloc_map_table[type].appear == rel) - return ehdr->e_type == ET_REL; - - if (reloc_map_table[type].appear == exec) - return ehdr->e_type != ET_REL; - - assert (reloc_map_table[type].appear == both); - return true; -} - - -/* Return true if the symbol type is that referencing the GOT. */ -bool -i386_gotpc_reloc_check (Elf *elf, int type) -{ - return type == R_386_GOTPC; -} |