#ifndef CYGONCE_REDBOOT_ELF_H
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#ifndef CYGONCE_REDBOOT_ELF_H
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#define CYGONCE_REDBOOT_ELF_H
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#define CYGONCE_REDBOOT_ELF_H
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|
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//==========================================================================
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//==========================================================================
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//
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//
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// elf.h
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// elf.h
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//
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//
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// ELF file format definitions
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// ELF file format definitions
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//
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//
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//==========================================================================
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//==========================================================================
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//####ECOSGPLCOPYRIGHTBEGIN####
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//####ECOSGPLCOPYRIGHTBEGIN####
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// -------------------------------------------
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// -------------------------------------------
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// This file is part of eCos, the Embedded Configurable Operating System.
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// This file is part of eCos, the Embedded Configurable Operating System.
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// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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//
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//
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// eCos is free software; you can redistribute it and/or modify it under
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// eCos is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 2 or (at your option) any later version.
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// Software Foundation; either version 2 or (at your option) any later version.
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//
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//
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// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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// for more details.
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//
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//
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// You should have received a copy of the GNU General Public License along
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// You should have received a copy of the GNU General Public License along
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// with eCos; if not, write to the Free Software Foundation, Inc.,
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// with eCos; if not, write to the Free Software Foundation, Inc.,
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// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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//
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//
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// As a special exception, if other files instantiate templates or use macros
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// As a special exception, if other files instantiate templates or use macros
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// or inline functions from this file, or you compile this file and link it
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// or inline functions from this file, or you compile this file and link it
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// with other works to produce a work based on this file, this file does not
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// with other works to produce a work based on this file, this file does not
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// by itself cause the resulting work to be covered by the GNU General Public
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// by itself cause the resulting work to be covered by the GNU General Public
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// License. However the source code for this file must still be made available
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// License. However the source code for this file must still be made available
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// in accordance with section (3) of the GNU General Public License.
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// in accordance with section (3) of the GNU General Public License.
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//
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//
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// This exception does not invalidate any other reasons why a work based on
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// This exception does not invalidate any other reasons why a work based on
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// this file might be covered by the GNU General Public License.
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// this file might be covered by the GNU General Public License.
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//
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//
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// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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// at http://sources.redhat.com/ecos/ecos-license/
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// at http://sources.redhat.com/ecos/ecos-license/
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// -------------------------------------------
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// -------------------------------------------
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//####ECOSGPLCOPYRIGHTEND####
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//####ECOSGPLCOPYRIGHTEND####
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//==========================================================================
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//==========================================================================
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//#####DESCRIPTIONBEGIN####
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//#####DESCRIPTIONBEGIN####
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//
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//
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// Author(s): nickg
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// Author(s): nickg
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// Contributors: nickg
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// Contributors: nickg
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// Date: 2000-11-15
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// Date: 2000-11-15
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// Purpose: Define ELF file format
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// Purpose: Define ELF file format
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// Description: The types defined here describe the ELF file format.
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// Description: The types defined here describe the ELF file format.
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//
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//
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// Usage: #include <cyg/loader/elf.h>
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// Usage: #include <cyg/loader/elf.h>
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//
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//
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//####DESCRIPTIONEND####
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//####DESCRIPTIONEND####
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//
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//
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//==========================================================================
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//==========================================================================
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//
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//
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// Quite a lot of this file was taken from the BSD exec_elf.h header file.
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// Quite a lot of this file was taken from the BSD exec_elf.h header file.
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// Hence we should show you this...
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// Hence we should show you this...
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//
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//
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/* $OpenBSD: exec_elf.h,v 1.20 1999/09/19 16:16:49 kstailey Exp $ */
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/* $OpenBSD: exec_elf.h,v 1.20 1999/09/19 16:16:49 kstailey Exp $ */
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/*
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/*
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* Copyright (c) 1995, 1996 Erik Theisen. All rights reserved.
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* Copyright (c) 1995, 1996 Erik Theisen. All rights reserved.
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*
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*
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* Redistribution and use in source and binary forms, with or without
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* modification, are permitted provided that the following conditions
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* are met:
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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* derived from this software without specific prior written permission
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*
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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*/
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//==========================================================================
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//==========================================================================
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#include <cyg/infra/cyg_type.h>
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#include <cyg/infra/cyg_type.h>
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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// Basic types:
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// Basic types:
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typedef cyg_uint32 Elf32_Addr;
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typedef cyg_uint32 Elf32_Addr;
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typedef cyg_uint32 Elf32_Off;
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typedef cyg_uint32 Elf32_Off;
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typedef cyg_uint16 Elf32_Half;
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typedef cyg_uint16 Elf32_Half;
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typedef cyg_uint32 Elf32_Word;
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typedef cyg_uint32 Elf32_Word;
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typedef cyg_int32 Elf32_Sword;
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typedef cyg_int32 Elf32_Sword;
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typedef cyg_uint64 Elf64_Addr;
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typedef cyg_uint64 Elf64_Addr;
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typedef cyg_uint64 Elf64_Off;
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typedef cyg_uint64 Elf64_Off;
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typedef cyg_uint16 Elf64_Half;
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typedef cyg_uint16 Elf64_Half;
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typedef cyg_uint32 Elf64_Word;
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typedef cyg_uint32 Elf64_Word;
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typedef cyg_int32 Elf64_Sword;
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typedef cyg_int32 Elf64_Sword;
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typedef cyg_uint64 Elf64_Xword;
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typedef cyg_uint64 Elf64_Xword;
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typedef cyg_int64 Elf64_Sxword;
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typedef cyg_int64 Elf64_Sxword;
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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// ELF header
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// ELF header
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#define EI_NIDENT 16
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#define EI_NIDENT 16
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typedef struct {
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typedef struct {
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unsigned char e_ident[EI_NIDENT];
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unsigned char e_ident[EI_NIDENT];
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Elf32_Half e_type;
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Elf32_Half e_type;
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Elf32_Half e_machine;
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Elf32_Half e_machine;
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Elf32_Word e_version;
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Elf32_Word e_version;
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Elf32_Addr e_entry;
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Elf32_Addr e_entry;
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Elf32_Off e_phoff;
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Elf32_Off e_phoff;
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Elf32_Off e_shoff;
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Elf32_Off e_shoff;
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Elf32_Word e_flags;
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Elf32_Word e_flags;
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Elf32_Half e_ehsize;
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Elf32_Half e_ehsize;
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Elf32_Half e_phentsize;
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Elf32_Half e_phentsize;
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Elf32_Half e_phnum;
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Elf32_Half e_phnum;
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Elf32_Half e_shentsize;
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Elf32_Half e_shentsize;
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Elf32_Half e_shnum;
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Elf32_Half e_shnum;
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Elf32_Half e_shtrndx;
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Elf32_Half e_shtrndx;
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} Elf32_Ehdr;
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} Elf32_Ehdr;
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typedef struct {
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typedef struct {
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unsigned char e_ident[EI_NIDENT];
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unsigned char e_ident[EI_NIDENT];
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Elf64_Half e_type;
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Elf64_Half e_type;
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Elf64_Half e_machine;
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Elf64_Half e_machine;
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Elf64_Word e_version;
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Elf64_Word e_version;
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Elf64_Addr e_entry;
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Elf64_Addr e_entry;
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Elf64_Off e_phoff;
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Elf64_Off e_phoff;
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Elf64_Off e_shoff;
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Elf64_Off e_shoff;
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Elf64_Word e_flags;
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Elf64_Word e_flags;
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Elf64_Half e_ehsize;
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Elf64_Half e_ehsize;
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Elf64_Half e_phentsize;
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Elf64_Half e_phentsize;
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Elf64_Half e_phnum;
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Elf64_Half e_phnum;
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Elf64_Half e_shentsize;
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Elf64_Half e_shentsize;
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Elf64_Half e_shnum;
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Elf64_Half e_shnum;
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Elf64_Half e_shtrndx;
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Elf64_Half e_shtrndx;
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} Elf64_Ehdr;
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} Elf64_Ehdr;
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/* e_ident[] identification indexes */
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/* e_ident[] identification indexes */
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#define EI_MAG0 0 /* file ID */
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#define EI_MAG0 0 /* file ID */
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#define EI_MAG1 1 /* file ID */
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#define EI_MAG1 1 /* file ID */
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#define EI_MAG2 2 /* file ID */
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#define EI_MAG2 2 /* file ID */
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#define EI_MAG3 3 /* file ID */
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#define EI_MAG3 3 /* file ID */
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#define EI_CLASS 4 /* file class */
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#define EI_CLASS 4 /* file class */
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#define EI_DATA 5 /* data encoding */
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#define EI_DATA 5 /* data encoding */
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#define EI_VERSION 6 /* ELF header version */
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#define EI_VERSION 6 /* ELF header version */
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#define EI_OSABI 7 /* Operating system/ABI identification */
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#define EI_OSABI 7 /* Operating system/ABI identification */
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#define EI_ABIVERSION 8 /* ABI version */
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#define EI_ABIVERSION 8 /* ABI version */
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#define EI_PAD 9 /* start of pad bytes */
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#define EI_PAD 9 /* start of pad bytes */
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/* e_ident[] magic number */
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/* e_ident[] magic number */
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#define ELFMAG0 0x7f /* e_ident[EI_MAG0] */
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#define ELFMAG0 0x7f /* e_ident[EI_MAG0] */
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#define ELFMAG1 'E' /* e_ident[EI_MAG1] */
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#define ELFMAG1 'E' /* e_ident[EI_MAG1] */
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#define ELFMAG2 'L' /* e_ident[EI_MAG2] */
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#define ELFMAG2 'L' /* e_ident[EI_MAG2] */
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#define ELFMAG3 'F' /* e_ident[EI_MAG3] */
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#define ELFMAG3 'F' /* e_ident[EI_MAG3] */
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#define ELFMAG "\177ELF" /* magic */
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#define ELFMAG "\177ELF" /* magic */
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#define SELFMAG 4 /* size of magic */
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#define SELFMAG 4 /* size of magic */
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/* e_ident[] file class */
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/* e_ident[] file class */
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#define ELFCLASSNONE 0 /* invalid */
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#define ELFCLASSNONE 0 /* invalid */
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#define ELFCLASS32 1 /* 32-bit objs */
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#define ELFCLASS32 1 /* 32-bit objs */
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#define ELFCLASS64 2 /* 64-bit objs */
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#define ELFCLASS64 2 /* 64-bit objs */
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#define ELFCLASSNUM 3 /* number of classes */
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#define ELFCLASSNUM 3 /* number of classes */
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/* e_ident[] data encoding */
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/* e_ident[] data encoding */
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#define ELFDATANONE 0 /* invalid */
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#define ELFDATANONE 0 /* invalid */
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#define ELFDATA2LSB 1 /* Little-Endian */
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#define ELFDATA2LSB 1 /* Little-Endian */
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#define ELFDATA2MSB 2 /* Big-Endian */
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#define ELFDATA2MSB 2 /* Big-Endian */
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#define ELFDATANUM 3 /* number of data encode defines */
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#define ELFDATANUM 3 /* number of data encode defines */
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/* e_ident */
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/* e_ident */
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#define IS_ELF(ehdr) ((ehdr).e_ident[EI_MAG0] == ELFMAG0 && \
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#define IS_ELF(ehdr) ((ehdr).e_ident[EI_MAG0] == ELFMAG0 && \
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(ehdr).e_ident[EI_MAG1] == ELFMAG1 && \
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(ehdr).e_ident[EI_MAG1] == ELFMAG1 && \
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(ehdr).e_ident[EI_MAG2] == ELFMAG2 && \
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(ehdr).e_ident[EI_MAG2] == ELFMAG2 && \
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(ehdr).e_ident[EI_MAG3] == ELFMAG3)
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(ehdr).e_ident[EI_MAG3] == ELFMAG3)
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/* e_type */
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/* e_type */
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#define ET_NONE 0 /* No file type */
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#define ET_NONE 0 /* No file type */
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#define ET_REL 1 /* relocatable file */
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#define ET_REL 1 /* relocatable file */
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#define ET_EXEC 2 /* executable file */
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#define ET_EXEC 2 /* executable file */
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#define ET_DYN 3 /* shared object file */
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#define ET_DYN 3 /* shared object file */
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#define ET_CORE 4 /* core file */
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#define ET_CORE 4 /* core file */
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#define ET_NUM 5 /* number of types */
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#define ET_NUM 5 /* number of types */
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#define ET_LOOS 0xfe00 /* Operating system-specific */
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#define ET_LOOS 0xfe00 /* Operating system-specific */
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#define ET_HIOS 0xfeff /* Operating system-specific */
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#define ET_HIOS 0xfeff /* Operating system-specific */
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#define ET_LOPROC 0xff00 /* reserved range for processor */
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#define ET_LOPROC 0xff00 /* reserved range for processor */
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#define ET_HIPROC 0xffff /* specific e_type */
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#define ET_HIPROC 0xffff /* specific e_type */
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/* e_machine */
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/* e_machine */
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// The following values taken from 22 June 2000 SysV ABI spec, updated with
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// The following values taken from 22 June 2000 SysV ABI spec, updated with
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// extra values from binutils elf/common.h.
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// extra values from binutils elf/common.h.
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#define EM_NONE 0 // No machine
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#define EM_NONE 0 // No machine
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#define EM_M32 1 // AT&T WE 32100
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#define EM_M32 1 // AT&T WE 32100
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#define EM_SPARC 2 // SPARC
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#define EM_SPARC 2 // SPARC
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#define EM_386 3 // Intel 80386
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#define EM_386 3 // Intel 80386
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#define EM_68K 4 // Motorola 68000
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#define EM_68K 4 // Motorola 68000
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#define EM_88K 5 // Motorola 88000
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#define EM_88K 5 // Motorola 88000
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#define EM_860 7 // Intel 80860
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#define EM_860 7 // Intel 80860
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#define EM_MIPS 8 // MIPS I Architecture
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#define EM_MIPS 8 // MIPS I Architecture
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#define EM_S370 9 // IBM System/370 Processor
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#define EM_S370 9 // IBM System/370 Processor
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#define EM_MIPS_RS3_LE 10 // MIPS RS3000 Little-endian
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#define EM_MIPS_RS3_LE 10 // MIPS RS3000 Little-endian
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#define EM_PARISC 15 // Hewlett-Packard PA-RISC
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#define EM_PARISC 15 // Hewlett-Packard PA-RISC
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#define EM_VPP500 17 // Fujitsu VPP500
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#define EM_VPP500 17 // Fujitsu VPP500
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#define EM_SPARC32PLUS 18 // Enhanced instruction set SPARC
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#define EM_SPARC32PLUS 18 // Enhanced instruction set SPARC
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#define EM_960 19 // Intel 80960
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#define EM_960 19 // Intel 80960
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#define EM_PPC 20 // PowerPC
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#define EM_PPC 20 // PowerPC
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#define EM_PPC64 21 // 64-bit PowerPC
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#define EM_PPC64 21 // 64-bit PowerPC
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#define EM_V800 36 // NEC V800
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#define EM_V800 36 // NEC V800
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#define EM_FR20 37 // Fujitsu FR20
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#define EM_FR20 37 // Fujitsu FR20
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#define EM_RH32 38 // TRW RH-32
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#define EM_RH32 38 // TRW RH-32
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#define EM_RCE 39 // Motorola RCE
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#define EM_RCE 39 // Motorola RCE
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#define EM_ARM 40 // Advanced RISC Machines ARM
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#define EM_ARM 40 // Advanced RISC Machines ARM
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#define EM_ALPHA 41 // Digital Alpha
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#define EM_ALPHA 41 // Digital Alpha
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#define EM_SH 42 // Hitachi SH
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#define EM_SH 42 // Hitachi SH
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#define EM_SPARCV9 43 // SPARC Version 9
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#define EM_SPARCV9 43 // SPARC Version 9
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#define EM_TRICORE 44 // Siemens Tricore embedded processor
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#define EM_TRICORE 44 // Siemens Tricore embedded processor
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#define EM_ARC 45 // Argonaut RISC Core, Argonaut Technologies Inc.
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#define EM_ARC 45 // Argonaut RISC Core, Argonaut Technologies Inc.
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#define EM_H8_300 46 // Hitachi H8/300
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#define EM_H8_300 46 // Hitachi H8/300
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#define EM_H8_300H 47 // Hitachi H8/300H
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#define EM_H8_300H 47 // Hitachi H8/300H
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#define EM_H8S 48 // Hitachi H8S
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#define EM_H8S 48 // Hitachi H8S
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#define EM_H8_500 49 // Hitachi H8/500
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#define EM_H8_500 49 // Hitachi H8/500
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#define EM_IA_64 50 // Intel IA-64 processor architecture
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#define EM_IA_64 50 // Intel IA-64 processor architecture
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#define EM_MIPS_X 51 // Stanford MIPS-X
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#define EM_MIPS_X 51 // Stanford MIPS-X
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#define EM_COLDFIRE 52 // Motorola ColdFire
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#define EM_COLDFIRE 52 // Motorola ColdFire
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#define EM_68HC12 53 // Motorola M68HC12
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#define EM_68HC12 53 // Motorola M68HC12
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#define EM_MMA 54 // Fujitsu MMA Multimedia Accelerator
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#define EM_MMA 54 // Fujitsu MMA Multimedia Accelerator
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#define EM_PCP 55 // Siemens PCP
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#define EM_PCP 55 // Siemens PCP
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#define EM_NCPU 56 // Sony nCPU embedded RISC processor
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#define EM_NCPU 56 // Sony nCPU embedded RISC processor
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#define EM_NDR1 57 // Denso NDR1 microprocessor
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#define EM_NDR1 57 // Denso NDR1 microprocessor
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#define EM_STARCORE 58 // Motorola Star*Core processor
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#define EM_STARCORE 58 // Motorola Star*Core processor
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#define EM_ME16 59 // Toyota ME16 processor
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#define EM_ME16 59 // Toyota ME16 processor
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#define EM_ST100 60 // STMicroelectronics ST100 processor
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#define EM_ST100 60 // STMicroelectronics ST100 processor
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#define EM_TINYJ 61 // Advanced Logic Corp. TinyJ embedded processor family
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#define EM_TINYJ 61 // Advanced Logic Corp. TinyJ embedded processor family
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#define EM_FX66 66 // Siemens FX66 microcontroller
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#define EM_FX66 66 // Siemens FX66 microcontroller
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#define EM_ST9PLUS 67 // STMicroelectronics ST9+ 8/16 bit microcontroller
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#define EM_ST9PLUS 67 // STMicroelectronics ST9+ 8/16 bit microcontroller
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#define EM_ST7 68 // STMicroelectronics ST7 8-bit microcontroller
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#define EM_ST7 68 // STMicroelectronics ST7 8-bit microcontroller
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#define EM_68HC16 69 // Motorola MC68HC16 Microcontroller
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#define EM_68HC16 69 // Motorola MC68HC16 Microcontroller
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#define EM_68HC11 70 // Motorola MC68HC11 Microcontroller
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#define EM_68HC11 70 // Motorola MC68HC11 Microcontroller
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#define EM_68HC08 71 // Motorola MC68HC08 Microcontroller
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#define EM_68HC08 71 // Motorola MC68HC08 Microcontroller
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#define EM_68HC05 72 // Motorola MC68HC05 Microcontroller
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#define EM_68HC05 72 // Motorola MC68HC05 Microcontroller
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#define EM_SVX 73 // Silicon Graphics SVx
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#define EM_SVX 73 // Silicon Graphics SVx
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#define EM_ST19 74 // STMicroelectronics ST19 8-bit microcontroller
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#define EM_ST19 74 // STMicroelectronics ST19 8-bit microcontroller
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#define EM_VAX 75 // Digital VAX
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#define EM_VAX 75 // Digital VAX
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#define EM_CRIS 76 // Axis Communications 32-bit embedded processor
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#define EM_CRIS 76 // Axis Communications 32-bit embedded processor
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#define EM_JAVELIN 77 // Infineon Technologies 32-bit embedded processor
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#define EM_JAVELIN 77 // Infineon Technologies 32-bit embedded processor
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#define EM_FIREPATH 78 // Element 14 64-bit DSP Processor
|
#define EM_FIREPATH 78 // Element 14 64-bit DSP Processor
|
#define EM_ZSP 79 // LSI Logic 16-bit DSP Processor
|
#define EM_ZSP 79 // LSI Logic 16-bit DSP Processor
|
#define EM_MMIX 80 // Donald Knuth's educational 64-bit processor
|
#define EM_MMIX 80 // Donald Knuth's educational 64-bit processor
|
#define EM_HUANY 81 // Harvard University machine-independent object files
|
#define EM_HUANY 81 // Harvard University machine-independent object files
|
#define EM_PRISM 82 // SiTera Prism
|
#define EM_PRISM 82 // SiTera Prism
|
|
|
/* Cygnus PowerPC ELF backend. Written in the absence of an ABI. */
|
/* Cygnus PowerPC ELF backend. Written in the absence of an ABI. */
|
#define EM_CYGNUS_POWERPC 0x9025
|
#define EM_CYGNUS_POWERPC 0x9025
|
|
|
/* Old version of Sparc v9, from before the ABI; this should be
|
/* Old version of Sparc v9, from before the ABI; this should be
|
removed shortly. */
|
removed shortly. */
|
#define EM_OLD_SPARCV9 11
|
#define EM_OLD_SPARCV9 11
|
|
|
/* Old version of PowerPC, this should be removed shortly. */
|
/* Old version of PowerPC, this should be removed shortly. */
|
#define EM_PPC_OLD 17
|
#define EM_PPC_OLD 17
|
|
|
/* Cygnus ARC ELF backend. Written in the absence of an ABI. */
|
/* Cygnus ARC ELF backend. Written in the absence of an ABI. */
|
#define EM_CYGNUS_ARC 0x9040
|
#define EM_CYGNUS_ARC 0x9040
|
|
|
/* Cygnus M32R ELF backend. Written in the absence of an ABI. */
|
/* Cygnus M32R ELF backend. Written in the absence of an ABI. */
|
#define EM_CYGNUS_M32R 0x9041
|
#define EM_CYGNUS_M32R 0x9041
|
|
|
/* Alpha backend magic number. Written in the absence of an ABI. */
|
/* Alpha backend magic number. Written in the absence of an ABI. */
|
//#define EM_ALPHA 0x9026
|
//#define EM_ALPHA 0x9026
|
|
|
/* D10V backend magic number. Written in the absence of an ABI. */
|
/* D10V backend magic number. Written in the absence of an ABI. */
|
#define EM_CYGNUS_D10V 0x7650
|
#define EM_CYGNUS_D10V 0x7650
|
|
|
/* D30V backend magic number. Written in the absence of an ABI. */
|
/* D30V backend magic number. Written in the absence of an ABI. */
|
#define EM_CYGNUS_D30V 0x7676
|
#define EM_CYGNUS_D30V 0x7676
|
|
|
/* V850 backend magic number. Written in the absense of an ABI. */
|
/* V850 backend magic number. Written in the absense of an ABI. */
|
#define EM_CYGNUS_V850 0x9080
|
#define EM_CYGNUS_V850 0x9080
|
|
|
/* mn10200 and mn10300 backend magic numbers.
|
/* mn10200 and mn10300 backend magic numbers.
|
Written in the absense of an ABI. */
|
Written in the absense of an ABI. */
|
#define EM_CYGNUS_MN10200 0xdead
|
#define EM_CYGNUS_MN10200 0xdead
|
#define EM_CYGNUS_MN10300 0xbeef
|
#define EM_CYGNUS_MN10300 0xbeef
|
|
|
/* FR30 magic number - no EABI available. */
|
/* FR30 magic number - no EABI available. */
|
#define EM_CYGNUS_FR30 0x3330
|
#define EM_CYGNUS_FR30 0x3330
|
|
|
/* AVR magic number
|
/* AVR magic number
|
Written in the absense of an ABI. */
|
Written in the absense of an ABI. */
|
#define EM_AVR 0x1057
|
#define EM_AVR 0x1057
|
|
|
// -------------------------------------------------------------------------
|
// -------------------------------------------------------------------------
|
/* Version */
|
/* Version */
|
|
|
#define EV_NONE 0 /* Invalid */
|
#define EV_NONE 0 /* Invalid */
|
#define EV_CURRENT 1 /* Current */
|
#define EV_CURRENT 1 /* Current */
|
#define EV_NUM 2 /* number of versions */
|
#define EV_NUM 2 /* number of versions */
|
|
|
// -------------------------------------------------------------------------
|
// -------------------------------------------------------------------------
|
/* Section Header */
|
/* Section Header */
|
|
|
typedef struct {
|
typedef struct {
|
Elf32_Word sh_name; /* name - index into section header
|
Elf32_Word sh_name; /* name - index into section header
|
string table section */
|
string table section */
|
Elf32_Word sh_type; /* type */
|
Elf32_Word sh_type; /* type */
|
Elf32_Word sh_flags; /* flags */
|
Elf32_Word sh_flags; /* flags */
|
Elf32_Addr sh_addr; /* address */
|
Elf32_Addr sh_addr; /* address */
|
Elf32_Off sh_offset; /* file offset */
|
Elf32_Off sh_offset; /* file offset */
|
Elf32_Word sh_size; /* section size */
|
Elf32_Word sh_size; /* section size */
|
Elf32_Word sh_link; /* section header table index link */
|
Elf32_Word sh_link; /* section header table index link */
|
Elf32_Word sh_info; /* extra information */
|
Elf32_Word sh_info; /* extra information */
|
Elf32_Word sh_addralign; /* address alignment */
|
Elf32_Word sh_addralign; /* address alignment */
|
Elf32_Word sh_entsize; /* section entry size */
|
Elf32_Word sh_entsize; /* section entry size */
|
} Elf32_Shdr;
|
} Elf32_Shdr;
|
|
|
typedef struct {
|
typedef struct {
|
Elf64_Word sh_name; /* section name */
|
Elf64_Word sh_name; /* section name */
|
Elf64_Word sh_type; /* section type */
|
Elf64_Word sh_type; /* section type */
|
Elf64_Xword sh_flags; /* section flags */
|
Elf64_Xword sh_flags; /* section flags */
|
Elf64_Addr sh_addr; /* virtual address */
|
Elf64_Addr sh_addr; /* virtual address */
|
Elf64_Off sh_offset; /* file offset */
|
Elf64_Off sh_offset; /* file offset */
|
Elf64_Xword sh_size; /* section size */
|
Elf64_Xword sh_size; /* section size */
|
Elf64_Word sh_link; /* link to another */
|
Elf64_Word sh_link; /* link to another */
|
Elf64_Word sh_info; /* misc info */
|
Elf64_Word sh_info; /* misc info */
|
Elf64_Xword sh_addralign; /* memory alignment */
|
Elf64_Xword sh_addralign; /* memory alignment */
|
Elf64_Xword sh_entsize; /* table entry size */
|
Elf64_Xword sh_entsize; /* table entry size */
|
} Elf64_Shdr;
|
} Elf64_Shdr;
|
|
|
// -------------------------------------------------------------------------
|
// -------------------------------------------------------------------------
|
/* Special Section Indexes */
|
/* Special Section Indexes */
|
|
|
#define SHN_UNDEF 0 /* undefined */
|
#define SHN_UNDEF 0 /* undefined */
|
#define SHN_LORESERVE 0xff00 /* lower bounds of reserved indexes */
|
#define SHN_LORESERVE 0xff00 /* lower bounds of reserved indexes */
|
#define SHN_LOPROC 0xff00 /* reserved range for processor */
|
#define SHN_LOPROC 0xff00 /* reserved range for processor */
|
#define SHN_HIPROC 0xff1f /* specific section indexes */
|
#define SHN_HIPROC 0xff1f /* specific section indexes */
|
#define SHN_LOOS 0xff20 /* reserved range for operating */
|
#define SHN_LOOS 0xff20 /* reserved range for operating */
|
#define SHN_HIOS 0xff3f /* system specific section indexes */
|
#define SHN_HIOS 0xff3f /* system specific section indexes */
|
#define SHN_ABS 0xfff1 /* absolute value */
|
#define SHN_ABS 0xfff1 /* absolute value */
|
#define SHN_COMMON 0xfff2 /* common symbol */
|
#define SHN_COMMON 0xfff2 /* common symbol */
|
#define SHN_XINDEX 0xffff /* escape value for oversize index */
|
#define SHN_XINDEX 0xffff /* escape value for oversize index */
|
#define SHN_HIRESERVE 0xffff /* upper bounds of reserved indexes */
|
#define SHN_HIRESERVE 0xffff /* upper bounds of reserved indexes */
|
|
|
// -------------------------------------------------------------------------
|
// -------------------------------------------------------------------------
|
/* sh_type */
|
/* sh_type */
|
|
|
#define SHT_NULL 0 /* inactive */
|
#define SHT_NULL 0 /* inactive */
|
#define SHT_PROGBITS 1 /* program defined information */
|
#define SHT_PROGBITS 1 /* program defined information */
|
#define SHT_SYMTAB 2 /* symbol table section */
|
#define SHT_SYMTAB 2 /* symbol table section */
|
#define SHT_STRTAB 3 /* string table section */
|
#define SHT_STRTAB 3 /* string table section */
|
#define SHT_RELA 4 /* relocation section with addends*/
|
#define SHT_RELA 4 /* relocation section with addends*/
|
#define SHT_HASH 5 /* symbol hash table section */
|
#define SHT_HASH 5 /* symbol hash table section */
|
#define SHT_DYNAMIC 6 /* dynamic section */
|
#define SHT_DYNAMIC 6 /* dynamic section */
|
#define SHT_NOTE 7 /* note section */
|
#define SHT_NOTE 7 /* note section */
|
#define SHT_NOBITS 8 /* no space section */
|
#define SHT_NOBITS 8 /* no space section */
|
#define SHT_REL 9 /* relation section without addends */
|
#define SHT_REL 9 /* relation section without addends */
|
#define SHT_SHLIB 10 /* reserved - purpose unknown */
|
#define SHT_SHLIB 10 /* reserved - purpose unknown */
|
#define SHT_DYNSYM 11 /* dynamic symbol table section */
|
#define SHT_DYNSYM 11 /* dynamic symbol table section */
|
#define SHT_INIT_ARRAY 14 /* init procedure array */
|
#define SHT_INIT_ARRAY 14 /* init procedure array */
|
#define SHT_FINI_ARRAY 15 /* fini procedure array */
|
#define SHT_FINI_ARRAY 15 /* fini procedure array */
|
#define SHT_PREINIT_ARRAY 16 /* preinit procedure array */
|
#define SHT_PREINIT_ARRAY 16 /* preinit procedure array */
|
#define SHT_GROUP 17 /* section group */
|
#define SHT_GROUP 17 /* section group */
|
#define SHT_SYMTAB_SHNDX 18 /* oversize index table */
|
#define SHT_SYMTAB_SHNDX 18 /* oversize index table */
|
#define SHT_NUM 19 /* number of section types */
|
#define SHT_NUM 19 /* number of section types */
|
#define SHT_LOOS 0x60000000 /* reserved range for O/S */
|
#define SHT_LOOS 0x60000000 /* reserved range for O/S */
|
#define SHT_HIOS 0x6fffffff /* specific section header types */
|
#define SHT_HIOS 0x6fffffff /* specific section header types */
|
#define SHT_LOPROC 0x70000000 /* reserved range for processor */
|
#define SHT_LOPROC 0x70000000 /* reserved range for processor */
|
#define SHT_HIPROC 0x7fffffff /* specific section header types */
|
#define SHT_HIPROC 0x7fffffff /* specific section header types */
|
#define SHT_LOUSER 0x80000000 /* reserved range for application */
|
#define SHT_LOUSER 0x80000000 /* reserved range for application */
|
#define SHT_HIUSER 0xffffffff /* specific indexes */
|
#define SHT_HIUSER 0xffffffff /* specific indexes */
|
|
|
// -------------------------------------------------------------------------
|
// -------------------------------------------------------------------------
|
/* Section names */
|
/* Section names */
|
|
|
#define ELF_BSS ".bss" /* uninitialized data */
|
#define ELF_BSS ".bss" /* uninitialized data */
|
#define ELF_DATA ".data" /* initialized data */
|
#define ELF_DATA ".data" /* initialized data */
|
#define ELF_DEBUG ".debug" /* debug */
|
#define ELF_DEBUG ".debug" /* debug */
|
#define ELF_DYNAMIC ".dynamic" /* dynamic linking information */
|
#define ELF_DYNAMIC ".dynamic" /* dynamic linking information */
|
#define ELF_DYNSTR ".dynstr" /* dynamic string table */
|
#define ELF_DYNSTR ".dynstr" /* dynamic string table */
|
#define ELF_DYNSYM ".dynsym" /* dynamic symbol table */
|
#define ELF_DYNSYM ".dynsym" /* dynamic symbol table */
|
#define ELF_FINI ".fini" /* termination code */
|
#define ELF_FINI ".fini" /* termination code */
|
#define ELF_GOT ".got" /* global offset table */
|
#define ELF_GOT ".got" /* global offset table */
|
#define ELF_HASH ".hash" /* symbol hash table */
|
#define ELF_HASH ".hash" /* symbol hash table */
|
#define ELF_INIT ".init" /* initialization code */
|
#define ELF_INIT ".init" /* initialization code */
|
#define ELF_REL_DATA ".rel.data" /* relocation data */
|
#define ELF_REL_DATA ".rel.data" /* relocation data */
|
#define ELF_REL_FINI ".rel.fini" /* relocation termination code */
|
#define ELF_REL_FINI ".rel.fini" /* relocation termination code */
|
#define ELF_REL_INIT ".rel.init" /* relocation initialization code */
|
#define ELF_REL_INIT ".rel.init" /* relocation initialization code */
|
#define ELF_REL_DYN ".rel.dyn" /* relocaltion dynamic link info */
|
#define ELF_REL_DYN ".rel.dyn" /* relocaltion dynamic link info */
|
#define ELF_REL_RODATA ".rel.rodata" /* relocation read-only data */
|
#define ELF_REL_RODATA ".rel.rodata" /* relocation read-only data */
|
#define ELF_REL_TEXT ".rel.text" /* relocation code */
|
#define ELF_REL_TEXT ".rel.text" /* relocation code */
|
#define ELF_RODATA ".rodata" /* read-only data */
|
#define ELF_RODATA ".rodata" /* read-only data */
|
#define ELF_SHSTRTAB ".shstrtab" /* section header string table */
|
#define ELF_SHSTRTAB ".shstrtab" /* section header string table */
|
#define ELF_STRTAB ".strtab" /* string table */
|
#define ELF_STRTAB ".strtab" /* string table */
|
#define ELF_SYMTAB ".symtab" /* symbol table */
|
#define ELF_SYMTAB ".symtab" /* symbol table */
|
#define ELF_TEXT ".text" /* code */
|
#define ELF_TEXT ".text" /* code */
|
|
|
// -------------------------------------------------------------------------
|
// -------------------------------------------------------------------------
|
/* Section Attribute Flags - sh_flags */
|
/* Section Attribute Flags - sh_flags */
|
|
|
#define SHF_WRITE 0x001 /* Writable */
|
#define SHF_WRITE 0x001 /* Writable */
|
#define SHF_ALLOC 0x002 /* occupies memory */
|
#define SHF_ALLOC 0x002 /* occupies memory */
|
#define SHF_EXECINSTR 0x004 /* executable */
|
#define SHF_EXECINSTR 0x004 /* executable */
|
#define SHF_MERGE 0x010 /* merge data */
|
#define SHF_MERGE 0x010 /* merge data */
|
#define SHF_STRINGS 0x020 /* contains strings */
|
#define SHF_STRINGS 0x020 /* contains strings */
|
#define SHF_INFO_LINK 0x040 /* link in sh_info field */
|
#define SHF_INFO_LINK 0x040 /* link in sh_info field */
|
#define SHF_LINK_ORDER 0x080 /* preserve link order */
|
#define SHF_LINK_ORDER 0x080 /* preserve link order */
|
#define SHF_OS_NONCONFORMING 0x100 /* special OS-specific */
|
#define SHF_OS_NONCONFORMING 0x100 /* special OS-specific */
|
/* processing needed */
|
/* processing needed */
|
#define SHF_GROUP 0x200 /* member of group */
|
#define SHF_GROUP 0x200 /* member of group */
|
#define SHF_MASKOS 0x0ff00000 /* reserved bits for OS */
|
#define SHF_MASKOS 0x0ff00000 /* reserved bits for OS */
|
/* specific section attributes */
|
/* specific section attributes */
|
#define SHF_MASKPROC 0xf0000000 /* reserved bits for processor */
|
#define SHF_MASKPROC 0xf0000000 /* reserved bits for processor */
|
/* specific section attributes */
|
/* specific section attributes */
|
|
|
// -------------------------------------------------------------------------
|
// -------------------------------------------------------------------------
|
/* Symbol Table Entry */
|
/* Symbol Table Entry */
|
|
|
typedef struct {
|
typedef struct {
|
Elf32_Word st_name; /* name - index into string table */
|
Elf32_Word st_name; /* name - index into string table */
|
Elf32_Addr st_value; /* symbol value */
|
Elf32_Addr st_value; /* symbol value */
|
Elf32_Word st_size; /* symbol size */
|
Elf32_Word st_size; /* symbol size */
|
unsigned char st_info; /* type and binding */
|
unsigned char st_info; /* type and binding */
|
unsigned char st_other; /* visibility */
|
unsigned char st_other; /* visibility */
|
Elf32_Half st_shndx; /* section header index */
|
Elf32_Half st_shndx; /* section header index */
|
} Elf32_Sym;
|
} Elf32_Sym;
|
|
|
typedef struct {
|
typedef struct {
|
Elf64_Word st_name; /* Symbol name index in str table */
|
Elf64_Word st_name; /* Symbol name index in str table */
|
unsigned char st_info; /* type / binding attrs */
|
unsigned char st_info; /* type / binding attrs */
|
unsigned char st_other; /* visibility */
|
unsigned char st_other; /* visibility */
|
Elf64_Half st_shndx; /* section index of symbol */
|
Elf64_Half st_shndx; /* section index of symbol */
|
Elf64_Addr st_value; /* value of symbol */
|
Elf64_Addr st_value; /* value of symbol */
|
Elf64_Xword st_size; /* size of symbol */
|
Elf64_Xword st_size; /* size of symbol */
|
} Elf64_Sym;
|
} Elf64_Sym;
|
|
|
// -------------------------------------------------------------------------
|
// -------------------------------------------------------------------------
|
/* Symbol table index */
|
/* Symbol table index */
|
|
|
#define STN_UNDEF 0 /* undefined */
|
#define STN_UNDEF 0 /* undefined */
|
|
|
/* Extract symbol info - st_info */
|
/* Extract symbol info - st_info */
|
#define ELF32_ST_BIND(x) ((x) >> 4)
|
#define ELF32_ST_BIND(x) ((x) >> 4)
|
#define ELF32_ST_TYPE(x) (((unsigned int) x) & 0xf)
|
#define ELF32_ST_TYPE(x) (((unsigned int) x) & 0xf)
|
#define ELF32_ST_INFO(b,t) (((b) << 4) + ((t) & 0xf))
|
#define ELF32_ST_INFO(b,t) (((b) << 4) + ((t) & 0xf))
|
|
|
#define ELF64_ST_BIND(x) ((x) >> 4)
|
#define ELF64_ST_BIND(x) ((x) >> 4)
|
#define ELF64_ST_TYPE(x) (((unsigned int) x) & 0xf)
|
#define ELF64_ST_TYPE(x) (((unsigned int) x) & 0xf)
|
#define ELF64_ST_INFO(b,t) (((b) << 4) + ((t) & 0xf))
|
#define ELF64_ST_INFO(b,t) (((b) << 4) + ((t) & 0xf))
|
|
|
#define ELF32_ST_VISIBILITY(o) ((o)&0x3)
|
#define ELF32_ST_VISIBILITY(o) ((o)&0x3)
|
#define ELF64_ST_VISIBILITY(o) ((o)&0x3)
|
#define ELF64_ST_VISIBILITY(o) ((o)&0x3)
|
|
|
// -------------------------------------------------------------------------
|
// -------------------------------------------------------------------------
|
/* Symbol Binding - ELF32_ST_BIND - st_info */
|
/* Symbol Binding - ELF32_ST_BIND - st_info */
|
|
|
#define STB_LOCAL 0 /* Local symbol */
|
#define STB_LOCAL 0 /* Local symbol */
|
#define STB_GLOBAL 1 /* Global symbol */
|
#define STB_GLOBAL 1 /* Global symbol */
|
#define STB_WEAK 2 /* like global - lower precedence */
|
#define STB_WEAK 2 /* like global - lower precedence */
|
#define STB_NUM 3 /* number of symbol bindings */
|
#define STB_NUM 3 /* number of symbol bindings */
|
#define STB_LOOS 10 /* reserved range for OS */
|
#define STB_LOOS 10 /* reserved range for OS */
|
#define STB_HIOS 12 /* specific symbol bindings */
|
#define STB_HIOS 12 /* specific symbol bindings */
|
#define STB_LOPROC 13 /* reserved range for processor */
|
#define STB_LOPROC 13 /* reserved range for processor */
|
#define STB_HIPROC 15 /* specific symbol bindings */
|
#define STB_HIPROC 15 /* specific symbol bindings */
|
|
|
// -------------------------------------------------------------------------
|
// -------------------------------------------------------------------------
|
/* Symbol type - ELF32_ST_TYPE - st_info */
|
/* Symbol type - ELF32_ST_TYPE - st_info */
|
|
|
#define STT_NOTYPE 0 /* not specified */
|
#define STT_NOTYPE 0 /* not specified */
|
#define STT_OBJECT 1 /* data object */
|
#define STT_OBJECT 1 /* data object */
|
#define STT_FUNC 2 /* function */
|
#define STT_FUNC 2 /* function */
|
#define STT_SECTION 3 /* section */
|
#define STT_SECTION 3 /* section */
|
#define STT_FILE 4 /* file */
|
#define STT_FILE 4 /* file */
|
#define STT_COMMON 5 /* common block */
|
#define STT_COMMON 5 /* common block */
|
#define STT_NUM 6 /* number of symbol types */
|
#define STT_NUM 6 /* number of symbol types */
|
#define STT_LOOS 10 /* reserved range for OS */
|
#define STT_LOOS 10 /* reserved range for OS */
|
#define STT_HIOS 12 /* specific symbol types */
|
#define STT_HIOS 12 /* specific symbol types */
|
#define STT_LOPROC 13 /* reserved range for processor */
|
#define STT_LOPROC 13 /* reserved range for processor */
|
#define STT_HIPROC 15 /* specific symbol types */
|
#define STT_HIPROC 15 /* specific symbol types */
|
|
|
// -------------------------------------------------------------------------
|
// -------------------------------------------------------------------------
|
// symbol visibility in st_other
|
// symbol visibility in st_other
|
|
|
#define STV_DEFAULT 0 /* default to binding type */
|
#define STV_DEFAULT 0 /* default to binding type */
|
#define STV_INTERNAL 1 /* processor specific */
|
#define STV_INTERNAL 1 /* processor specific */
|
#define STV_HIDDEN 2 /* invisible */
|
#define STV_HIDDEN 2 /* invisible */
|
#define STV_PROTECTED 3 /* non-premptable */
|
#define STV_PROTECTED 3 /* non-premptable */
|
|
|
// -------------------------------------------------------------------------
|
// -------------------------------------------------------------------------
|
// 32 bit relocation records
|
// 32 bit relocation records
|
|
|
/* Relocation entry with implicit addend */
|
/* Relocation entry with implicit addend */
|
typedef struct
|
typedef struct
|
{
|
{
|
Elf32_Addr r_offset; /* offset of relocation */
|
Elf32_Addr r_offset; /* offset of relocation */
|
Elf32_Word r_info; /* symbol table index and type */
|
Elf32_Word r_info; /* symbol table index and type */
|
} Elf32_Rel;
|
} Elf32_Rel;
|
|
|
/* Relocation entry with explicit addend */
|
/* Relocation entry with explicit addend */
|
typedef struct
|
typedef struct
|
{
|
{
|
Elf32_Addr r_offset; /* offset of relocation */
|
Elf32_Addr r_offset; /* offset of relocation */
|
Elf32_Word r_info; /* symbol table index and type */
|
Elf32_Word r_info; /* symbol table index and type */
|
Elf32_Sword r_addend;
|
Elf32_Sword r_addend;
|
} Elf32_Rela;
|
} Elf32_Rela;
|
|
|
/* Extract relocation info - r_info */
|
/* Extract relocation info - r_info */
|
#define ELF32_R_SYM(i) ((i) >> 8)
|
#define ELF32_R_SYM(i) ((i) >> 8)
|
#define ELF32_R_TYPE(i) ((unsigned char) (i))
|
#define ELF32_R_TYPE(i) ((unsigned char) (i))
|
#define ELF32_R_INFO(s,t) (((s) << 8) + (unsigned char)(t))
|
#define ELF32_R_INFO(s,t) (((s) << 8) + (unsigned char)(t))
|
|
|
// -------------------------------------------------------------------------
|
// -------------------------------------------------------------------------
|
// 64 bit equivalents of above structures and macros.
|
// 64 bit equivalents of above structures and macros.
|
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typedef struct {
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typedef struct {
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Elf64_Addr r_offset; /* where to do it */
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Elf64_Addr r_offset; /* where to do it */
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Elf64_Xword r_info; /* index & type of relocation */
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Elf64_Xword r_info; /* index & type of relocation */
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} Elf64_Rel;
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} Elf64_Rel;
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typedef struct {
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typedef struct {
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Elf64_Addr r_offset; /* where to do it */
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Elf64_Addr r_offset; /* where to do it */
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Elf64_Xword r_info; /* index & type of relocation */
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Elf64_Xword r_info; /* index & type of relocation */
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Elf64_Sxword r_addend; /* adjustment value */
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Elf64_Sxword r_addend; /* adjustment value */
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} Elf64_RelA;
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} Elf64_RelA;
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#define ELF64_R_SYM(info) ((info) >> 32)
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#define ELF64_R_SYM(info) ((info) >> 32)
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#define ELF64_R_TYPE(info) ((info) & 0xFFFFFFFF)
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#define ELF64_R_TYPE(info) ((info) & 0xFFFFFFFF)
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#define ELF64_R_INFO(s,t) (((s) << 32) + (u_int32_t)(t))
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#define ELF64_R_INFO(s,t) (((s) << 32) + (u_int32_t)(t))
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/* Program Header */
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/* Program Header */
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typedef struct {
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typedef struct {
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Elf32_Word p_type; /* segment type */
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Elf32_Word p_type; /* segment type */
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Elf32_Off p_offset; /* segment offset */
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Elf32_Off p_offset; /* segment offset */
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Elf32_Addr p_vaddr; /* virtual address of segment */
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Elf32_Addr p_vaddr; /* virtual address of segment */
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Elf32_Addr p_paddr; /* physical address - ignored? */
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Elf32_Addr p_paddr; /* physical address - ignored? */
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Elf32_Word p_filesz; /* number of bytes in file for seg. */
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Elf32_Word p_filesz; /* number of bytes in file for seg. */
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Elf32_Word p_memsz; /* number of bytes in mem. for seg. */
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Elf32_Word p_memsz; /* number of bytes in mem. for seg. */
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Elf32_Word p_flags; /* flags */
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Elf32_Word p_flags; /* flags */
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Elf32_Word p_align; /* memory alignment */
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Elf32_Word p_align; /* memory alignment */
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} Elf32_Phdr;
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} Elf32_Phdr;
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typedef struct {
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typedef struct {
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Elf64_Word p_type; /* entry type */
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Elf64_Word p_type; /* entry type */
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Elf64_Word p_flags; /* flags */
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Elf64_Word p_flags; /* flags */
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Elf64_Off p_offset; /* offset */
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Elf64_Off p_offset; /* offset */
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Elf64_Addr p_vaddr; /* virtual address */
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Elf64_Addr p_vaddr; /* virtual address */
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Elf64_Addr p_paddr; /* physical address */
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Elf64_Addr p_paddr; /* physical address */
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Elf64_Xword p_filesz; /* file size */
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Elf64_Xword p_filesz; /* file size */
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Elf64_Xword p_memsz; /* memory size */
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Elf64_Xword p_memsz; /* memory size */
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Elf64_Xword p_align; /* memory & file alignment */
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Elf64_Xword p_align; /* memory & file alignment */
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} Elf64_Phdr;
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} Elf64_Phdr;
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/* Segment types - p_type */
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/* Segment types - p_type */
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#define PT_NULL 0 /* unused */
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#define PT_NULL 0 /* unused */
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#define PT_LOAD 1 /* loadable segment */
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#define PT_LOAD 1 /* loadable segment */
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#define PT_DYNAMIC 2 /* dynamic linking section */
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#define PT_DYNAMIC 2 /* dynamic linking section */
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#define PT_INTERP 3 /* the RTLD */
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#define PT_INTERP 3 /* the RTLD */
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#define PT_NOTE 4 /* auxiliary information */
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#define PT_NOTE 4 /* auxiliary information */
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#define PT_SHLIB 5 /* reserved - purpose undefined */
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#define PT_SHLIB 5 /* reserved - purpose undefined */
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#define PT_PHDR 6 /* program header */
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#define PT_PHDR 6 /* program header */
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#define PT_NUM 7 /* Number of segment types */
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#define PT_NUM 7 /* Number of segment types */
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#define PT_LOOS 0x60000000 /* reserved range for OS */
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#define PT_LOOS 0x60000000 /* reserved range for OS */
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#define PT_HIOS 0x6fffffff /* specific segment types */
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#define PT_HIOS 0x6fffffff /* specific segment types */
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#define PT_LOPROC 0x70000000 /* reserved range for processor */
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#define PT_LOPROC 0x70000000 /* reserved range for processor */
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#define PT_HIPROC 0x7fffffff /* specific segment types */
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#define PT_HIPROC 0x7fffffff /* specific segment types */
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/* Segment flags - p_flags */
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/* Segment flags - p_flags */
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#define PF_X 0x1 /* Executable */
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#define PF_X 0x1 /* Executable */
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#define PF_W 0x2 /* Writable */
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#define PF_W 0x2 /* Writable */
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#define PF_R 0x4 /* Readable */
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#define PF_R 0x4 /* Readable */
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#define PF_MASKOS 0x0ff00000 /* reserved bits for OS */
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#define PF_MASKOS 0x0ff00000 /* reserved bits for OS */
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/* specific segment flags */
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/* specific segment flags */
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#define PF_MASKPROC 0xf0000000 /* reserved bits for processor */
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#define PF_MASKPROC 0xf0000000 /* reserved bits for processor */
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/* specific segment flags */
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/* specific segment flags */
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/* Dynamic structure */
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/* Dynamic structure */
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typedef struct {
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typedef struct {
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Elf32_Sword d_tag; /* controls meaning of d_val */
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Elf32_Sword d_tag; /* controls meaning of d_val */
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union {
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union {
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Elf32_Word d_val; /* Multiple meanings - see d_tag */
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Elf32_Word d_val; /* Multiple meanings - see d_tag */
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Elf32_Addr d_ptr; /* program virtual address */
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Elf32_Addr d_ptr; /* program virtual address */
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} d_un;
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} d_un;
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} Elf32_Dyn;
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} Elf32_Dyn;
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extern Elf32_Dyn _DYNAMIC[]; /* XXX not 64-bit clean */
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extern Elf32_Dyn _DYNAMIC[]; /* XXX not 64-bit clean */
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typedef struct {
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typedef struct {
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Elf64_Sxword d_tag; /* controls meaning of d_val */
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Elf64_Sxword d_tag; /* controls meaning of d_val */
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union {
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union {
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Elf64_Xword d_val;
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Elf64_Xword d_val;
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Elf64_Addr d_ptr;
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Elf64_Addr d_ptr;
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} d_un;
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} d_un;
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} Elf64_Dyn;
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} Elf64_Dyn;
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/* Dynamic Array Tags - d_tag */
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/* Dynamic Array Tags - d_tag */
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#define DT_NULL 0 /* marks end of _DYNAMIC array */
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#define DT_NULL 0 /* marks end of _DYNAMIC array */
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#define DT_NEEDED 1 /* string table offset of needed lib */
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#define DT_NEEDED 1 /* string table offset of needed lib */
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#define DT_PLTRELSZ 2 /* size of relocation entries in PLT */
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#define DT_PLTRELSZ 2 /* size of relocation entries in PLT */
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#define DT_PLTGOT 3 /* address PLT/GOT */
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#define DT_PLTGOT 3 /* address PLT/GOT */
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#define DT_HASH 4 /* address of symbol hash table */
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#define DT_HASH 4 /* address of symbol hash table */
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#define DT_STRTAB 5 /* address of string table */
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#define DT_STRTAB 5 /* address of string table */
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#define DT_SYMTAB 6 /* address of symbol table */
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#define DT_SYMTAB 6 /* address of symbol table */
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#define DT_RELA 7 /* address of relocation table */
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#define DT_RELA 7 /* address of relocation table */
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#define DT_RELASZ 8 /* size of relocation table */
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#define DT_RELASZ 8 /* size of relocation table */
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#define DT_RELAENT 9 /* size of relocation entry */
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#define DT_RELAENT 9 /* size of relocation entry */
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#define DT_STRSZ 10 /* size of string table */
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#define DT_STRSZ 10 /* size of string table */
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#define DT_SYMENT 11 /* size of symbol table entry */
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#define DT_SYMENT 11 /* size of symbol table entry */
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#define DT_INIT 12 /* address of initialization func. */
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#define DT_INIT 12 /* address of initialization func. */
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#define DT_FINI 13 /* address of termination function */
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#define DT_FINI 13 /* address of termination function */
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#define DT_SONAME 14 /* string table offset of shared obj */
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#define DT_SONAME 14 /* string table offset of shared obj */
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#define DT_RPATH 15 /* string table offset of library
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#define DT_RPATH 15 /* string table offset of library
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search path */
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search path */
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#define DT_SYMBOLIC 16 /* start sym search in shared obj. */
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#define DT_SYMBOLIC 16 /* start sym search in shared obj. */
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#define DT_REL 17 /* address of rel. tbl. w addends */
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#define DT_REL 17 /* address of rel. tbl. w addends */
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#define DT_RELSZ 18 /* size of DT_REL relocation table */
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#define DT_RELSZ 18 /* size of DT_REL relocation table */
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#define DT_RELENT 19 /* size of DT_REL relocation entry */
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#define DT_RELENT 19 /* size of DT_REL relocation entry */
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#define DT_PLTREL 20 /* PLT referenced relocation entry */
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#define DT_PLTREL 20 /* PLT referenced relocation entry */
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#define DT_DEBUG 21 /* bugger */
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#define DT_DEBUG 21 /* bugger */
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#define DT_TEXTREL 22 /* Allow rel. mod. to unwritable seg */
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#define DT_TEXTREL 22 /* Allow rel. mod. to unwritable seg */
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#define DT_JMPREL 23 /* add. of PLT's relocation entries */
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#define DT_JMPREL 23 /* add. of PLT's relocation entries */
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#define DT_BIND_NOW 24 /* Bind now regardless of env setting */
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#define DT_BIND_NOW 24 /* Bind now regardless of env setting */
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#define DT_INIT_ARRAY 25 /* init array address */
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#define DT_INIT_ARRAY 25 /* init array address */
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#define DT_FINI_ARRAY 26 /* fini array address */
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#define DT_FINI_ARRAY 26 /* fini array address */
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#define DT_INIT_ARRAYSZ 27 /* init array size */
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#define DT_INIT_ARRAYSZ 27 /* init array size */
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#define DT_FINI_ARRAYSZ 28 /* fini array size */
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#define DT_FINI_ARRAYSZ 28 /* fini array size */
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#define DT_RUNPATH 29 /* library search path */
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#define DT_RUNPATH 29 /* library search path */
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#define DT_FLAGS 30 /* flags */
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#define DT_FLAGS 30 /* flags */
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#define DT_ENCODING 32 /* encoding rules start here */
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#define DT_ENCODING 32 /* encoding rules start here */
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#define DT_PREINIT_ARRAY 32 /* preinit array address */
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#define DT_PREINIT_ARRAY 32 /* preinit array address */
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#define DT_PREINIT_ARRAYSZ 33 /* preinit array size */
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#define DT_PREINIT_ARRAYSZ 33 /* preinit array size */
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#define DT_NUM 26 /* Number used. */
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#define DT_NUM 26 /* Number used. */
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#define DT_LOOS 0x60000000 /* reserved range for OS */
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#define DT_LOOS 0x60000000 /* reserved range for OS */
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#define DT_HIOS 0x6fffffff /* specific dynamic array tags */
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#define DT_HIOS 0x6fffffff /* specific dynamic array tags */
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#define DT_LOPROC 0x70000000 /* reserved range for processor */
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#define DT_LOPROC 0x70000000 /* reserved range for processor */
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#define DT_HIPROC 0x7fffffff /* specific dynamic array tags */
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#define DT_HIPROC 0x7fffffff /* specific dynamic array tags */
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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// Values for DT_FLAGS entry
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// Values for DT_FLAGS entry
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#define DF_ORIGIN 0x1 /* Uses $ORIGIN substitution string */
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#define DF_ORIGIN 0x1 /* Uses $ORIGIN substitution string */
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#define DF_SYMBOLIC 0x2 /* search for symbols here first */
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#define DF_SYMBOLIC 0x2 /* search for symbols here first */
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#define DF_TEXTREL 0x4 /* text may be relocatable */
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#define DF_TEXTREL 0x4 /* text may be relocatable */
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#define DF_BIND_NOW 0x8 /* bind references now, dammit */
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#define DF_BIND_NOW 0x8 /* bind references now, dammit */
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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/* Note Definitions */
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/* Note Definitions */
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typedef struct {
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typedef struct {
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Elf32_Word namesz;
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Elf32_Word namesz;
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Elf32_Word descsz;
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Elf32_Word descsz;
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Elf32_Word type;
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Elf32_Word type;
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} Elf32_Note;
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} Elf32_Note;
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typedef struct {
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typedef struct {
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Elf64_Word namesz;
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Elf64_Word namesz;
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Elf64_Word descsz;
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Elf64_Word descsz;
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Elf64_Word type;
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Elf64_Word type;
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} Elf64_Note;
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} Elf64_Note;
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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// Hash table structure
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// Hash table structure
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// The same structure is used by both 32 and 64 bit formats
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// The same structure is used by both 32 and 64 bit formats
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typedef struct {
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typedef struct {
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Elf32_Word nbucket; /* number of buckets */
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Elf32_Word nbucket; /* number of buckets */
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Elf32_Word nchain; /* number of chains */
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Elf32_Word nchain; /* number of chains */
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/* The buckets follow this structure in memory and the chains
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/* The buckets follow this structure in memory and the chains
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follow those. */
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follow those. */
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} Elf_Hash;
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} Elf_Hash;
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// -------------------------------------------------------------------------
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// -------------------------------------------------------------------------
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#endif // ifndef CYGONCE_REDBOOT_ELF_H
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#endif // ifndef CYGONCE_REDBOOT_ELF_H
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// EOF elf.h
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// EOF elf.h
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