50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
/* Read header of next archive member.
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Copyright (C) 1998, 1999, 2000, 2002 Red Hat, Inc.
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Written by Ulrich Drepper <drepper@redhat.com>, 1998.
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This program is Open Source software; you can redistribute it and/or
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modify it under the terms of the Open Software License version 1.0 as
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published by the Open Source Initiative.
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You should have received a copy of the Open Software License along
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with this program; if not, you may obtain a copy of the Open Software
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License version 1.0 from http://www.opensource.org/licenses/osl.php or
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by writing the Open Source Initiative c/o Lawrence Rosen, Esq.,
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3001 King Ranch Road, Ukiah, CA 95482. */
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <assert.h>
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#include <libelf.h>
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#include <stddef.h>
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#include "libelfP.h"
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Elf_Arhdr *
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elf_getarhdr (Elf *elf)
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{
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Elf *parent = elf->parent;
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/* Calling this function is not ok for any file type but archives. */
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if (parent == NULL)
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{
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__libelf_seterrno (ELF_E_INVALID_OP);
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return NULL;
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}
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/* Make sure we have read the archive header. */
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if (parent->state.ar.elf_ar_hdr.ar_name == NULL
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&& __libelf_next_arhdr (parent) != 0)
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/* Something went wrong. Maybe there is no member left. */
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return NULL;
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/* We can be sure the parent is an archive. */
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assert (parent->kind == ELF_K_AR);
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return &parent->state.ar.elf_ar_hdr;
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}
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