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Add defines to support ELF symbol tables.

This commit is contained in:
Fred Fish 1991-11-15 03:20:39 +00:00
parent 7d68537f73
commit f5496c7e98
2 changed files with 43 additions and 0 deletions
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10
include/ChangeLog
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@ -1,3 +1,13 @@
Thu Nov 14 19:17:03 1991 Fred Fish (fnf at cygnus.com)
* elf-common.h: Add defines to support ELF symbol table code.
Mon Nov 11 19:01:06 1991 Fred Fish (fnf at cygnus.com)
* elf-internal.h, elf-external.h, elf-common.h: Add support for
note sections, which are used in ELF core files to hold copies
of various /proc structures.
Thu Nov 7 08:58:26 1991 Steve Chamberlain (sac at cygnus.com)
* internalcoff.h: took out the M88 dependency in the lineno

33
include/elf-common.h
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@ -132,3 +132,36 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#define NT_PRSTATUS 1 /* Contains copy of prstatus struct */
#define NT_FPREGSET 2 /* Contains copy of fpregset struct */
#define NT_PRPSINFO 3 /* Contains copy of prpsinfo struct */
/* These three macros disassemble and assemble a symbol table st_info field,
which contains the symbol binding and symbol type. The STB_ and STT_
defines identify the binding and type. */
#define ELF_ST_BIND(val) (((unsigned int)(val)) >> 4)
#define ELF_ST_TYPE(val) ((val) & 0xF)
#define ELF_ST_INFO(bind,type) (((bind) << 4) & ((type) & 0xF))
#define STB_LOCAL 0 /* Symbol not visible outside obj */
#define STB_GLOBAL 1 /* Symbol visible outside obj */
#define STB_WEAK 2 /* Like globals, lower precedence */
#define STB_LOPROC 13 /* Application-specific semantics */
#define STB_HIPROC 15 /* Application-specific semantics */
#define STT_NOTYPE 0 /* Symbol type is unspecified */
#define STT_OBJECT 1 /* Symbol is a data object */
#define STT_FUNC 2 /* Symbol is a code object */
#define STT_SECTION 3 /* Symbol associated with a section */
#define STT_FILE 4 /* Symbol gives a file name */
#define STT_LOPROC 13 /* Application-specific semantics */
#define STT_HIPROC 15 /* Application-specific semantics */
/* Special section indices, which may show up in st_shndx fields, among
other places. */
#define SHN_UNDEF 0 /* Undefined section reference */
#define SHN_LORESERV 0xFF00 /* Begin range of reserved indices */
#define SHN_LOPROC 0xFF00 /* Begin range of appl-specific */
#define SHN_HIPROC 0xFF1F /* End range of appl-specific */
#define SHN_ABS 0xFFF1 /* Associated symbol is absolute */
#define SHN_COMMON 0xFFF2 /* Associated symbol is in common */
#define SHN_HIRESERVE 0xFFFF /* End range of reserved indices */