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.\" $Id: elf_getshdrstrndx.3,v 1.1 2019/02/01 05:27:37 jsg Exp $
.\"
.Dd August 5, 2009
.Dt ELF_GETSHDRSTRNDX 3
.Os
.Sh NAME
.Nm elf_getshdrstrndx
.Nd retrieve the index of the section name string table
.Sh LIBRARY
.Lb libelf
.Sh SYNOPSIS
.In libelf.h
.Ft int
.Fn elf_getshdrstrndx "Elf *elf" "size_t *ndxptr"
.Sh DESCRIPTION
Function
.Fn elf_getshdrstrndx
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 .
.Pp
This function allow applications to process both normal ELF
objects and ELF objects that use extended section numbering uniformly.
.Sh RETURN VALUES
These functions return zero if successful, or -1 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