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From Eric Youngdale <eric@andante.jic.com>:

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* external.h, internal.h, common.h: Added new structures and
	definitions for ELF versions.
This commit is contained in:
Ian Lance Taylor
1997-02-19 20:36:23 +00:00
parent 7adf26304e
commit 56c4200b35
3 changed files with 312 additions and 1 deletions
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56
include/elf/common.h
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@ -1,5 +1,5 @@
/* ELF support for BFD.
Copyright (C) 1991, 1992, 1993, 1994, 1996 Free Software Foundation, Inc.
Copyright (C) 1991, 92, 93, 94, 95, 96, 1997 Free Software Foundation, Inc.
Written by Fred Fish @ Cygnus Support, from information published
in "UNIX System V Release 4, Programmers Guide: ANSI C and
@ -179,6 +179,18 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#define SHT_REL 9 /* Relocation entries, no addends */
#define SHT_SHLIB 10 /* Reserved, unspecified semantics */
#define SHT_DYNSYM 11 /* Dynamic linking symbol table */
/* The next three section types are defined by Solaris, and are named
SHT_SUNW*. We use them in GNU code, so we also define SHT_GNU*
versions. */
#define SHT_SUNW_verdef 0x6ffffffd /* Versions defined by file */
#define SHT_SUNW_verneed 0x6ffffffe /* Versions needed by file */
#define SHT_SUNW_versym 0x6fffffff /* Symbol versions */
#define SHT_GNU_verdef SHT_SUNW_verdef
#define SHT_GNU_verneed SHT_SUNW_verneed
#define SHT_GNU_versym SHT_SUNW_versym
#define SHT_LOPROC 0x70000000 /* Processor-specific semantics, lo */
#define SHT_HIPROC 0x7FFFFFFF /* Processor-specific semantics, hi */
#define SHT_LOUSER 0x80000000 /* Application-specific semantics */
@ -273,6 +285,17 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#define DT_DEBUG 21
#define DT_TEXTREL 22
#define DT_JMPREL 23
/* The next four dynamic tags are used on Solaris. We support them
everywhere. */
#define DT_VERDEF 0x6ffffffc
#define DT_VERDEFNUM 0x6ffffffd
#define DT_VERNEED 0x6ffffffe
#define DT_VERNEEDNUM 0x6fffffff
/* This tag is a GNU extension to the Solaris version scheme. */
#define DT_VERSYM 0x6ffffff0
#define DT_LOPROC 0x70000000
#define DT_HIPROC 0x7fffffff
@ -282,4 +305,35 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#define DT_AUXILIARY 0x7ffffffd
#define DT_FILTER 0x7fffffff
/* These constants are used for the version number of a Elf32_Verdef
structure. */
#define VER_DEF_NONE 0
#define VER_DEF_CURRENT 1
/* These constants appear in the vd_flags field of a Elf32_Verdef
structure. */
#define VER_FLG_BASE 0x1
#define VER_FLG_WEAK 0x2
/* These special constants can be found in an Elf32_Versym field. */
#define VER_NDX_LOCAL 0
#define VER_NDX_GLOBAL 1
/* These constants are used for the version number of a Elf32_Verneed
structure. */
#define VER_NEED_NONE 0
#define VER_NEED_CURRENT 1
/* This is a special token which appears as part of a symbol name. It
indictes that the rest of the name is actually the name of a
version node, and is not part of the actual name. This is a GNU
extension. For example, the symbol name `stat@ver2' is taken to
mean the symbol `stat' in version `ver2'. */
#define ELF_VER_CHR '@'
#endif /* _ELF_COMMON_H */