NAME

elf_getarhdr —

retrieve ar(1) header for an archive member

LIBRARY

ELF Access Library (libelf, -lelf)

SYNOPSIS

#include <libelf.h>

Elf_Arhdr *
elf_getarhdr(Elf *elf);

DESCRIPTION

The elf_getarhdr() function returns a pointer to an archive member header for a descriptor elf. This descriptor must have been returned by a prior call to elf_begin(3), and must be a descriptor for a member inside an ar(1) archive.

Structure Elf_Arhdr includes the following members:

char * ar_name: A pointer to a null terminated string containing the translated name of the archive member.
char * ar_rawname: A pointer to a null terminated string containing the untranslated name for the archive member, including all ar(1) formatting characters and trailing white space.
time_t ar_date: The timestamp associated with the member.
uid_t ar_uid: The uid of the creator of the member.
gid_t ar_gid: The gid of the creator of the member.
mode_t ar_mode: The file mode of the member.
size_t ar_size: The size of the member in bytes.

RETURN VALUES

This function returns a valid pointer to an Elf_Arhdr structure if successful, or NULL if an error is encountered.

ERRORS

Function elf_getarhdr() may fail with the following errors:

[ELF_E_ARGUMENT]: Argument elf was NULL.
[ELF_E_ARGUMENT]: Argument elf was not a descriptor for a member of an ar(1) archive.