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\" Id: elf_getversion.3 3956 2022-03-12 12:39:30Z jkoshy
\"
Dd March 7, 2021
Dt ELF_GETVERSION 3
Os
Sh NAME
Nm elf_getversion
Nd retrieve the operating version for an ELF object
Sh LIBRARY
Lb libelf
Sh SYNOPSIS
In libelf.h
Ft unsigned int
Fn elf_getversion "Elf *elf"
Sh DESCRIPTION
Em Important :
The function
Fn elf_getversion
is an extension to the
Xr ELF 3
API.
Applications that need to be portable to other implementations of
Li libelf
should take care not to use this function.
Pp
The function
Fn elf_getversion
returns the operating version for the ELF descriptor pointed to by
argument
Fa elf .
Pp
This descriptor must have been allocated by a previous call to one of
the functions that return an ELF descriptor, such as
Xr elf_begin 3 ,
Xr elf_memory 3 ,
Xr elf_open 3
and
Xr elf_openmemory 3 .
The object associated with the descriptor
Fa elf
should be an ELF object.
Sh RETURN VALUES
The function returns the operating version for the ELF object if
successful or
Dv EV_NONE
if an error occurred.
Sh COMPATIBILITY
This function is an extension to the
Xr ELF 3
API set.
Sh ERRORS
This function can fail with the following errors:
Bl -tag -width "[ELF_E_ARGUMENT]"
It Bq Er ELF_E_ARGUMENT
The argument
Fa elf
was
Dv NULL .
It Bq Er ELF_E_ARGUMENT
The underlying object referenced by the descriptor
Fa elf
was not an ELF object.
El
Sh SEE ALSO
Xr elf 3 ,
Xr elf_begin 3 ,
Xr elf_errno 3 ,
Xr elf_version 3
