freebsd-skq/lib/libelf/elf_getshstrndx.3
kaiw 82c6a0d5cc * Deprecate elf_getshnum(), elf_getphnum() and elf_getshstrndx() in
favour of `elf_getshdrnum()`, `elf_getphdrnum()` and `elf_getshdrstrndx()`
  respectively.
* Add new manual pages for `elf_getshdrstrndx()`, `elf_getphdrnum()` and
  `elf_getshdrnum()`.
* Add a deprecation warning for `elf_getshstrndx()`, `elf_getphnum()` and
  `elf_getshnum()`.

Obtained from:	elftoolchain
MFC after:		1 month
2010-07-21 12:14:50 +00:00

95 lines
2.8 KiB
Groff

.\" Copyright (c) 2006 Joseph Koshy. All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
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.\" This software is provided by Joseph Koshy ``as is'' and
.\" any express or implied warranties, including, but not limited to, the
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.\" for any direct, indirect, incidental, special, exemplary, or consequential
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.\" $FreeBSD$
.\"
.Dd August 5, 2009
.Dt ELF_GETSHSTRNDX 3
.Os
.Sh NAME
.Nm elf_getshstrndx ,
.Nm elf_setshstrndx
.Nd retrieve/update the index of the section name string table
.Sh LIBRARY
.Lb libelf
.Sh SYNOPSIS
.In libelf.h
.Ft int
.Fn elf_getshstrndx "Elf *elf" "size_t *ndxptr"
.Ft int
.Fn elf_setshstrndx "Elf *elf" "size_t ndx"
.Sh DESCRIPTION
Function
.Fn elf_getshstrndx
retrieves the section index of the string table containing section
names from descriptor
.Ar elf
and stores it into the location pointed to by argument
.Ar ndxptr .
Function
.Fn elf_getshstrndx
is deprecated.
Please use
.Xr elf_getshdrstrndx 3
instead.
.Pp
Function
.Fn elf_setshstrndx
sets the index of the section name string table to argument
.Ar ndx .
.Pp
These routines allow applications to process both normal ELF
objects and ELF objects that use extended section numbering uniformly.
.Pp
.Sh RETURN VALUES
These functions return a non-zero value if successful, or zero in case
of an error.
.Sh ERRORS
These functions can fail with the following errors:
.Bl -tag -width "[ELF_E_RESOURCE]"
.It Bq Er ELF_E_ARGUMENT
A NULL value was passed in for argument
.Ar elf .
.It Bq Er ELF_E_ARGUMENT
Argument
.Ar elf
was not for an ELF file.
.It Bq Er ELF_E_ARGUMENT
Argument
.Ar elf
lacks an ELF Executable header.
.It Bq Er ELF_E_ARGUMENT
Argument
.Ar ndx
contained a value in the reserved range of section indices.
.El
.Sh SEE ALSO
.Xr elf 3 ,
.Xr elf32_getehdr 3 ,
.Xr elf64_getehdr 3 ,
.Xr elf_getident 3 ,
.Xr elf_getphdrnum 3 ,
.Xr elf_getshdrnum 3 ,
.Xr gelf 3 ,
.Xr gelf_getehdr 3