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include/elf/

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PR 5900
	* common.h (SHN_BAD): Delete.
	(SHN_LORESERVE .. SHN_HIRESERVE): Move to..
	* external.h: ..here.
	* internal.h (SHN_LORESERVE, SHN_HIRESERVE): Define.
	(SHN_LOPROC, SHN_HIPROC, SHN_LOOS, SHN_HIOS): Define.
	(SHN_ABS, SHN_COMMON, SHN_XINDEX, SHN_BAD): Define.
bfd/
	PR 5900
	* elf-bfd.h: Include elf/internal.h after elf/external.h.
	* elfcode.h (elf_swap_symbol_in): Map reserved shndx range.
	(elf_swap_symbol_out): Adjust SHN_XINDEX test.
	(elf_swap_ehdr_out): Mask SHN_LORESERVE and SHN_XINDEX to values
	seen in external structs.
	(valid_section_index_p): Delete.
	(elf_object_p): Don't increment section numbers over reserved range.
	Simplify test for valid sh_link, sh_info and e_shstrndx fields.
	(elf_write_shdrs_and_ehdr): Mask SHN_LORESERVE and SHN_XINDEX to values
	seen in external structs.  Don't increment section numbers over
	reserved range.
	* elf.c (bfd_elf_sym_name): Remove redundant tests on st_shndx.
	(bfd_section_from_shdr): Likewise.
	(group_signature): Range check before accessing elf_elfsections.
	(_bfd_elf_setup_sections): Likewise.
	(bfd_section_from_shdr): Likewise.
	(bfd_section_from_shdr): Don't increment section number over
	reserved sections.
	(assign_file_positions_for_non_load_sections): Likewise.
	(assign_file_positions_except_relocs): Likewise.
	(_bfd_elf_write_object_contents): Likewise.
	(assign_section_numbers): Likewise.  Adjust for changed SHN_*.
	(prep_headers): Delete unused variable.
	* elflink.c (bfd_elf_link_record_local_dynamic_symbol): Adjust
	for changed SHN_* values.
	(check_dynsym, elf_link_input_bfd): Likewise.
	(bfd_elf_final_link): Likewise.  Don't skip over reserved section
	range.
	(elf_fixup_link_order): Check that sh_link field is valid.
	* elf-hppa.h (elf_hppa_add_symbol_hook): Make "index" unsigned.
	* elf32-arm.c (elf32_arm_gc_mark_extra_sections): Range check before
	accesssing elf_elfsections.
	* elf32-avr.c (elf32_avr_size_stubs): Likewise.
	* elf32-hppa.c (elf32_hppa_size_stubs): Likewise.
	* elf32-m68hc1x.c (elf32_m68hc11_size_stubs): Likewise.
	* elf64-hppa.c (elf64_hppa_check_relocs): Adjust for changed
	SHN_* defines.  Test for SHN_BAD return from
	_bfd_elf_section_from_bfd_section
binutils/
	PR 5900
	* readelf.c (SECTION_HEADER_INDEX, SECTION_HEADER_NUM): Delete.
	Remove use throughout file.
	(SECTION_HEADER): Likewise.
	(dump_relocations): Don't adjust st_shndx for reserved range.
	(process_file_header): Mask SHN_XINDEX to values seen in external
	elf structs.  Simplify valid section index tests.
	(get_32bit_elf_symbols, get_64bit_elf_symbols): Mask SHN_XINDEX.
	Map reserved st_shndx to internal form.
	(process_section_groups): Test that group symbol st_shndx is in
	range, not just non-zero.  Delete reserved range check.
	(get_symbol_index_type): Mask "type" to 16 bits when printing PRC,
	OS or RSV.
gdb/
	PR 5900
	* elfread.c (elf_symtab_read): Make shndx an unsigned int.
	* mipsread.c: Include elf/internal.h.
	(read_alphacoff_dynamic_symtab): Map external reserved sym_shndx
	to internal range.
ld/testsuite/
	PR 5900
	* ld-elf/sec64k.exp: Update.
This commit is contained in:
Alan Modra
2008-03-12 08:36:58 +00:00
parent 93f73715d1
commit 674310fb40
4 changed files with 61 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
include/elf/internal.h
View File

@ -1,6 +1,6 @@
/* ELF support for BFD.
Copyright 1991, 1992, 1993, 1994, 1995, 1997, 1998, 2000, 2001, 2002,
2003, 2006, 2007 Free Software Foundation, Inc.
2003, 2006, 2007, 2008 Free Software Foundation, Inc.
Written by Fred Fish @ Cygnus Support, from information published
in "UNIX System V Release 4, Programmers Guide: ANSI C and
@ -37,6 +37,31 @@ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
#ifndef _ELF_INTERNAL_H
#define _ELF_INTERNAL_H
/* Special section indices, which may show up in st_shndx fields, among
other places. */
#undef SHN_UNDEF
#undef SHN_LORESERVE
#undef SHN_LOPROC
#undef SHN_HIPROC
#undef SHN_LOOS
#undef SHN_HIOS
#undef SHN_ABS
#undef SHN_COMMON
#undef SHN_XINDEX
#undef SHN_HIRESERVE
#define SHN_UNDEF 0 /* Undefined section reference */
#define SHN_LORESERVE (-0x100u) /* Begin range of reserved indices */
#define SHN_LOPROC (-0x100u) /* Begin range of appl-specific */
#define SHN_HIPROC (-0xE1u) /* End range of appl-specific */
#define SHN_LOOS (-0xE0u) /* OS specific semantics, lo */
#define SHN_HIOS (-0xC1u) /* OS specific semantics, hi */
#define SHN_ABS (-0xFu) /* Associated symbol is absolute */
#define SHN_COMMON (-0xEu) /* Associated symbol is in common */
#define SHN_XINDEX (-0x1u) /* Section index is held elsewhere */
#define SHN_HIRESERVE (-0x1u) /* End range of reserved indices */
#define SHN_BAD (-0x101u) /* Used internally by bfd */
/* ELF Header */
#define EI_NIDENT 16 /* Size of e_ident[] */