/*+
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next.c - implementation of the elf_next(3) function.+
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Copyright (C) 1995 - 1998 Michael Riepe+
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+
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This library is free software; you can redistribute it and/or+
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modify it under the terms of the GNU Library General Public+
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License as published by the Free Software Foundation; either+
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version 2 of the License, or (at your option) any later version.+
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+
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This library is distributed in the hope that it will be useful,+
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but WITHOUT ANY WARRANTY; without even the implied warranty of+
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU+
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Library General Public License for more details.+
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+
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You should have received a copy of the GNU Library General Public+
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License along with this library; if not, write to the Free Software+
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA+
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*/+
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+
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#include <private.h>+
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+
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#ifndef lint+
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static const char rcsid[] = "@(#) $Id: next.c,v 1.6 2005/05/21 15:39:25 michael Exp $";+
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#endif /* lint */+
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+
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Elf_Cmd+
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elf_next(Elf *elf) {+
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    if (!elf) {+
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	return ELF_C_NULL;+
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    }+
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    elf_assert(elf->e_magic == ELF_MAGIC);+
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    if (!elf->e_parent) {+
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	return ELF_C_NULL;+
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    }+
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    elf_assert(elf->e_parent->e_magic == ELF_MAGIC);+
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    elf_assert(elf->e_parent->e_kind == ELF_K_AR);+
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    elf->e_parent->e_off = elf->e_next;+
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    if (elf->e_next == elf->e_parent->e_size) {+
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	return ELF_C_NULL;+
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    }+
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    return ELF_C_READ;+
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}+
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