firmware-utils: add new tool for the wrt400n (based on a patch by Sandeep Mistry <sandeep.mistry at gmail.com>)
SVN-Revision: 16792
This commit is contained in:
Gabor Juhos
parent
d680184c26
commit
86d7900724
5 changed files with 726 additions and 0 deletions
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@ -51,6 +51,7 @@ define Host/Compile
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$(call cc2,mktplinkfw md5)
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$(call cc2,mktplinkfw md5)
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$(call cc,pc1crypt)
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$(call cc,pc1crypt)
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$(call cc,osbridge-crc)
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$(call cc,osbridge-crc)
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$(call cc2,wrt400n cyg_crc32)
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endef
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endef
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define Host/Install
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define Host/Install
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109
tools/firmware-utils/src/cyg_crc.h
Normal file
109
tools/firmware-utils/src/cyg_crc.h
Normal file
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@ -0,0 +1,109 @@
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//==========================================================================
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//
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// crc.h
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//
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// Interface for the CRC algorithms.
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//
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//==========================================================================
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//####ECOSGPLCOPYRIGHTBEGIN####
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// -------------------------------------------
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// This file is part of eCos, the Embedded Configurable Operating System.
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// Copyright (C) 2002 Andrew Lunn
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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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// 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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||||||
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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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||||||
|
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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||||||
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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||||||
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// for more details.
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||||||
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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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||||||
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// with eCos; if not, write to the Free Software Foundation, Inc.,
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||||||
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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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||||||
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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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||||||
|
// with other works to produce a work based on this file, this file does not
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||||||
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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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||||||
|
// in accordance with section (3) of the GNU General Public License.
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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 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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||||||
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// at http://sources.redhat.com/ecos/ecos-license/
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// -------------------------------------------
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//####ECOSGPLCOPYRIGHTEND####
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//==========================================================================
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//#####DESCRIPTIONBEGIN####
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//
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// Author(s): Andrew Lunn
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// Contributors: Andrew Lunn
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// Date: 2002-08-06
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// Purpose:
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// Description:
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//
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// This code is part of eCos (tm).
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//
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//####DESCRIPTIONEND####
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//
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//==========================================================================
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#ifndef _SERVICES_CRC_CRC_H_
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#define _SERVICES_CRC_CRC_H_
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#if 0
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#include <cyg/infra/cyg_type.h>
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#else
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#include <stdint.h>
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typedef uint32_t cyg_uint32;
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typedef uint16_t cyg_uint16;
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#endif
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#ifndef __externC
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# ifdef __cplusplus
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# define __externC extern "C"
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# else
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# define __externC extern
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# endif
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#endif
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// Compute a CRC, using the POSIX 1003 definition
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__externC cyg_uint32
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cyg_posix_crc32(unsigned char *s, int len);
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// Gary S. Brown's 32 bit CRC
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__externC cyg_uint32
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cyg_crc32(unsigned char *s, int len);
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// Gary S. Brown's 32 bit CRC, but accumulate the result from a
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// previous CRC calculation
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__externC cyg_uint32
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cyg_crc32_accumulate(cyg_uint32 crc, unsigned char *s, int len);
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// Ethernet FCS Algorithm
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__externC cyg_uint32
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cyg_ether_crc32(unsigned char *s, int len);
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// Ethernet FCS algorithm, but accumulate the result from a previous
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// CRC calculation.
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__externC cyg_uint32
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cyg_ether_crc32_accumulate(cyg_uint32 crc, unsigned char *s, int len);
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// 16 bit CRC with polynomial x^16+x^12+x^5+1
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__externC cyg_uint16
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cyg_crc16(unsigned char *s, int len);
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#endif // _SERVICES_CRC_CRC_H_
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110
tools/firmware-utils/src/cyg_crc16.c
Normal file
110
tools/firmware-utils/src/cyg_crc16.c
Normal file
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@ -0,0 +1,110 @@
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//==========================================================================
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//
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// crc16.c
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//
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// 16 bit CRC with polynomial x^16+x^12+x^5+1
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//
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//==========================================================================
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//####ECOSGPLCOPYRIGHTBEGIN####
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// -------------------------------------------
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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) 2002 Gary Thomas
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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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||||||
|
// the terms of the GNU General Public License as published by the Free
|
||||||
|
// Software Foundation; either version 2 or (at your option) any later version.
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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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|
// 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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|
// for more details.
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||||||
|
//
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||||||
|
// You should have received a copy of the GNU General Public License along
|
||||||
|
// with eCos; if not, write to the Free Software Foundation, Inc.,
|
||||||
|
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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//
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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
|
||||||
|
// 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
|
||||||
|
// 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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||||||
|
//
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||||||
|
// This exception does not invalidate any other reasons why a work based on
|
||||||
|
// this file might be covered by the GNU General Public License.
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||||||
|
//
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||||||
|
// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
|
||||||
|
// 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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//==========================================================================
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//#####DESCRIPTIONBEGIN####
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//
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// Author(s): gthomas
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// Contributors: gthomas,asl
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// Date: 2001-01-31
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// Purpose:
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|
// Description:
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//
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// This code is part of eCos (tm).
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//
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//####DESCRIPTIONEND####
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//
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//==========================================================================
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#if 0
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#include <cyg/crc/crc.h>
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#else
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#include "cyg_crc.h"
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#endif
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// Table of CRC constants - implements x^16+x^12+x^5+1
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static const cyg_uint16 crc16_tab[] = {
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0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7,
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0x8108, 0x9129, 0xa14a, 0xb16b, 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef,
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0x1231, 0x0210, 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6,
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0x9339, 0x8318, 0xb37b, 0xa35a, 0xd3bd, 0xc39c, 0xf3ff, 0xe3de,
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0x2462, 0x3443, 0x0420, 0x1401, 0x64e6, 0x74c7, 0x44a4, 0x5485,
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0xa56a, 0xb54b, 0x8528, 0x9509, 0xe5ee, 0xf5cf, 0xc5ac, 0xd58d,
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0x3653, 0x2672, 0x1611, 0x0630, 0x76d7, 0x66f6, 0x5695, 0x46b4,
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0xb75b, 0xa77a, 0x9719, 0x8738, 0xf7df, 0xe7fe, 0xd79d, 0xc7bc,
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0x48c4, 0x58e5, 0x6886, 0x78a7, 0x0840, 0x1861, 0x2802, 0x3823,
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0xc9cc, 0xd9ed, 0xe98e, 0xf9af, 0x8948, 0x9969, 0xa90a, 0xb92b,
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0x5af5, 0x4ad4, 0x7ab7, 0x6a96, 0x1a71, 0x0a50, 0x3a33, 0x2a12,
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0xdbfd, 0xcbdc, 0xfbbf, 0xeb9e, 0x9b79, 0x8b58, 0xbb3b, 0xab1a,
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0x6ca6, 0x7c87, 0x4ce4, 0x5cc5, 0x2c22, 0x3c03, 0x0c60, 0x1c41,
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0xedae, 0xfd8f, 0xcdec, 0xddcd, 0xad2a, 0xbd0b, 0x8d68, 0x9d49,
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0x7e97, 0x6eb6, 0x5ed5, 0x4ef4, 0x3e13, 0x2e32, 0x1e51, 0x0e70,
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0xff9f, 0xefbe, 0xdfdd, 0xcffc, 0xbf1b, 0xaf3a, 0x9f59, 0x8f78,
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0x9188, 0x81a9, 0xb1ca, 0xa1eb, 0xd10c, 0xc12d, 0xf14e, 0xe16f,
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0x1080, 0x00a1, 0x30c2, 0x20e3, 0x5004, 0x4025, 0x7046, 0x6067,
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0x83b9, 0x9398, 0xa3fb, 0xb3da, 0xc33d, 0xd31c, 0xe37f, 0xf35e,
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0x02b1, 0x1290, 0x22f3, 0x32d2, 0x4235, 0x5214, 0x6277, 0x7256,
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0xb5ea, 0xa5cb, 0x95a8, 0x8589, 0xf56e, 0xe54f, 0xd52c, 0xc50d,
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0x34e2, 0x24c3, 0x14a0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,
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0xa7db, 0xb7fa, 0x8799, 0x97b8, 0xe75f, 0xf77e, 0xc71d, 0xd73c,
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0x26d3, 0x36f2, 0x0691, 0x16b0, 0x6657, 0x7676, 0x4615, 0x5634,
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0xd94c, 0xc96d, 0xf90e, 0xe92f, 0x99c8, 0x89e9, 0xb98a, 0xa9ab,
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0x5844, 0x4865, 0x7806, 0x6827, 0x18c0, 0x08e1, 0x3882, 0x28a3,
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0xcb7d, 0xdb5c, 0xeb3f, 0xfb1e, 0x8bf9, 0x9bd8, 0xabbb, 0xbb9a,
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0x4a75, 0x5a54, 0x6a37, 0x7a16, 0x0af1, 0x1ad0, 0x2ab3, 0x3a92,
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0xfd2e, 0xed0f, 0xdd6c, 0xcd4d, 0xbdaa, 0xad8b, 0x9de8, 0x8dc9,
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0x7c26, 0x6c07, 0x5c64, 0x4c45, 0x3ca2, 0x2c83, 0x1ce0, 0x0cc1,
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0xef1f, 0xff3e, 0xcf5d, 0xdf7c, 0xaf9b, 0xbfba, 0x8fd9, 0x9ff8,
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0x6e17, 0x7e36, 0x4e55, 0x5e74, 0x2e93, 0x3eb2, 0x0ed1, 0x1ef0,
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};
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cyg_uint16
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cyg_crc16(unsigned char *buf, int len)
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{
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int i;
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cyg_uint16 cksum;
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cksum = 0;
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for (i = 0; i < len; i++) {
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cksum = crc16_tab[((cksum>>8) ^ *buf++) & 0xFF] ^ (cksum << 8);
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}
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return cksum;
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}
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172
tools/firmware-utils/src/cyg_crc32.c
Normal file
172
tools/firmware-utils/src/cyg_crc32.c
Normal file
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@ -0,0 +1,172 @@
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//==========================================================================
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//
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// crc32.c
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//
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// Gary S. Brown's 32 bit CRC
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//
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//==========================================================================
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//####ECOSGPLCOPYRIGHTBEGIN####
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||||||
|
// -------------------------------------------
|
||||||
|
// This file is part of eCos, the Embedded Configurable Operating System.
|
||||||
|
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
|
||||||
|
// Copyright (C) 2002 Gary Thomas
|
||||||
|
//
|
||||||
|
// eCos is free software; you can redistribute it and/or modify it under
|
||||||
|
// the terms of the GNU General Public License as published by the Free
|
||||||
|
// Software Foundation; either version 2 or (at your option) any later version.
|
||||||
|
//
|
||||||
|
// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
|
||||||
|
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||||
|
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
||||||
|
// for more details.
|
||||||
|
//
|
||||||
|
// You should have received a copy of the GNU General Public License along
|
||||||
|
// with eCos; if not, write to the Free Software Foundation, Inc.,
|
||||||
|
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
|
||||||
|
//
|
||||||
|
// As a special exception, if other files instantiate templates or use macros
|
||||||
|
// or inline functions from this file, or you compile this file and link it
|
||||||
|
// with other works to produce a work based on this file, this file does not
|
||||||
|
// by itself cause the resulting work to be covered by the GNU General Public
|
||||||
|
// License. However the source code for this file must still be made available
|
||||||
|
// in accordance with section (3) of the GNU General Public License.
|
||||||
|
//
|
||||||
|
// This exception does not invalidate any other reasons why a work based on
|
||||||
|
// this file might be covered by the GNU General Public License.
|
||||||
|
//
|
||||||
|
// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
|
||||||
|
// at http://sources.redhat.com/ecos/ecos-license/
|
||||||
|
// -------------------------------------------
|
||||||
|
//####ECOSGPLCOPYRIGHTEND####
|
||||||
|
//==========================================================================
|
||||||
|
//#####DESCRIPTIONBEGIN####
|
||||||
|
//
|
||||||
|
// Author(s): gthomas
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||||||
|
// Contributors: gthomas,asl
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||||||
|
// Date: 2001-01-31
|
||||||
|
// Purpose:
|
||||||
|
// Description:
|
||||||
|
//
|
||||||
|
// This code is part of eCos (tm).
|
||||||
|
//
|
||||||
|
//####DESCRIPTIONEND####
|
||||||
|
//
|
||||||
|
//==========================================================================
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||||||
|
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||||||
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#if 0
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#include <cyg/crc/crc.h>
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#else
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#include "cyg_crc.h"
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#endif
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/* ====================================================================== */
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/* COPYRIGHT (C) 1986 Gary S. Brown. You may use this program, or */
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/* code or tables extracted from it, as desired without restriction. */
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/* */
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/* First, the polynomial itself and its table of feedback terms. The */
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/* polynomial is */
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/* X^32+X^26+X^23+X^22+X^16+X^12+X^11+X^10+X^8+X^7+X^5+X^4+X^2+X^1+X^0 */
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/* */
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/* ====================================================================== */
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static const cyg_uint32 crc32_tab[] = {
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0x00000000L, 0x77073096L, 0xee0e612cL, 0x990951baL, 0x076dc419L,
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0x706af48fL, 0xe963a535L, 0x9e6495a3L, 0x0edb8832L, 0x79dcb8a4L,
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0xe0d5e91eL, 0x97d2d988L, 0x09b64c2bL, 0x7eb17cbdL, 0xe7b82d07L,
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0x90bf1d91L, 0x1db71064L, 0x6ab020f2L, 0xf3b97148L, 0x84be41deL,
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0x1adad47dL, 0x6ddde4ebL, 0xf4d4b551L, 0x83d385c7L, 0x136c9856L,
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0x646ba8c0L, 0xfd62f97aL, 0x8a65c9ecL, 0x14015c4fL, 0x63066cd9L,
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0xfa0f3d63L, 0x8d080df5L, 0x3b6e20c8L, 0x4c69105eL, 0xd56041e4L,
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||||||
|
0xa2677172L, 0x3c03e4d1L, 0x4b04d447L, 0xd20d85fdL, 0xa50ab56bL,
|
||||||
|
0x35b5a8faL, 0x42b2986cL, 0xdbbbc9d6L, 0xacbcf940L, 0x32d86ce3L,
|
||||||
|
0x45df5c75L, 0xdcd60dcfL, 0xabd13d59L, 0x26d930acL, 0x51de003aL,
|
||||||
|
0xc8d75180L, 0xbfd06116L, 0x21b4f4b5L, 0x56b3c423L, 0xcfba9599L,
|
||||||
|
0xb8bda50fL, 0x2802b89eL, 0x5f058808L, 0xc60cd9b2L, 0xb10be924L,
|
||||||
|
0x2f6f7c87L, 0x58684c11L, 0xc1611dabL, 0xb6662d3dL, 0x76dc4190L,
|
||||||
|
0x01db7106L, 0x98d220bcL, 0xefd5102aL, 0x71b18589L, 0x06b6b51fL,
|
||||||
|
0x9fbfe4a5L, 0xe8b8d433L, 0x7807c9a2L, 0x0f00f934L, 0x9609a88eL,
|
||||||
|
0xe10e9818L, 0x7f6a0dbbL, 0x086d3d2dL, 0x91646c97L, 0xe6635c01L,
|
||||||
|
0x6b6b51f4L, 0x1c6c6162L, 0x856530d8L, 0xf262004eL, 0x6c0695edL,
|
||||||
|
0x1b01a57bL, 0x8208f4c1L, 0xf50fc457L, 0x65b0d9c6L, 0x12b7e950L,
|
||||||
|
0x8bbeb8eaL, 0xfcb9887cL, 0x62dd1ddfL, 0x15da2d49L, 0x8cd37cf3L,
|
||||||
|
0xfbd44c65L, 0x4db26158L, 0x3ab551ceL, 0xa3bc0074L, 0xd4bb30e2L,
|
||||||
|
0x4adfa541L, 0x3dd895d7L, 0xa4d1c46dL, 0xd3d6f4fbL, 0x4369e96aL,
|
||||||
|
0x346ed9fcL, 0xad678846L, 0xda60b8d0L, 0x44042d73L, 0x33031de5L,
|
||||||
|
0xaa0a4c5fL, 0xdd0d7cc9L, 0x5005713cL, 0x270241aaL, 0xbe0b1010L,
|
||||||
|
0xc90c2086L, 0x5768b525L, 0x206f85b3L, 0xb966d409L, 0xce61e49fL,
|
||||||
|
0x5edef90eL, 0x29d9c998L, 0xb0d09822L, 0xc7d7a8b4L, 0x59b33d17L,
|
||||||
|
0x2eb40d81L, 0xb7bd5c3bL, 0xc0ba6cadL, 0xedb88320L, 0x9abfb3b6L,
|
||||||
|
0x03b6e20cL, 0x74b1d29aL, 0xead54739L, 0x9dd277afL, 0x04db2615L,
|
||||||
|
0x73dc1683L, 0xe3630b12L, 0x94643b84L, 0x0d6d6a3eL, 0x7a6a5aa8L,
|
||||||
|
0xe40ecf0bL, 0x9309ff9dL, 0x0a00ae27L, 0x7d079eb1L, 0xf00f9344L,
|
||||||
|
0x8708a3d2L, 0x1e01f268L, 0x6906c2feL, 0xf762575dL, 0x806567cbL,
|
||||||
|
0x196c3671L, 0x6e6b06e7L, 0xfed41b76L, 0x89d32be0L, 0x10da7a5aL,
|
||||||
|
0x67dd4accL, 0xf9b9df6fL, 0x8ebeeff9L, 0x17b7be43L, 0x60b08ed5L,
|
||||||
|
0xd6d6a3e8L, 0xa1d1937eL, 0x38d8c2c4L, 0x4fdff252L, 0xd1bb67f1L,
|
||||||
|
0xa6bc5767L, 0x3fb506ddL, 0x48b2364bL, 0xd80d2bdaL, 0xaf0a1b4cL,
|
||||||
|
0x36034af6L, 0x41047a60L, 0xdf60efc3L, 0xa867df55L, 0x316e8eefL,
|
||||||
|
0x4669be79L, 0xcb61b38cL, 0xbc66831aL, 0x256fd2a0L, 0x5268e236L,
|
||||||
|
0xcc0c7795L, 0xbb0b4703L, 0x220216b9L, 0x5505262fL, 0xc5ba3bbeL,
|
||||||
|
0xb2bd0b28L, 0x2bb45a92L, 0x5cb36a04L, 0xc2d7ffa7L, 0xb5d0cf31L,
|
||||||
|
0x2cd99e8bL, 0x5bdeae1dL, 0x9b64c2b0L, 0xec63f226L, 0x756aa39cL,
|
||||||
|
0x026d930aL, 0x9c0906a9L, 0xeb0e363fL, 0x72076785L, 0x05005713L,
|
||||||
|
0x95bf4a82L, 0xe2b87a14L, 0x7bb12baeL, 0x0cb61b38L, 0x92d28e9bL,
|
||||||
|
0xe5d5be0dL, 0x7cdcefb7L, 0x0bdbdf21L, 0x86d3d2d4L, 0xf1d4e242L,
|
||||||
|
0x68ddb3f8L, 0x1fda836eL, 0x81be16cdL, 0xf6b9265bL, 0x6fb077e1L,
|
||||||
|
0x18b74777L, 0x88085ae6L, 0xff0f6a70L, 0x66063bcaL, 0x11010b5cL,
|
||||||
|
0x8f659effL, 0xf862ae69L, 0x616bffd3L, 0x166ccf45L, 0xa00ae278L,
|
||||||
|
0xd70dd2eeL, 0x4e048354L, 0x3903b3c2L, 0xa7672661L, 0xd06016f7L,
|
||||||
|
0x4969474dL, 0x3e6e77dbL, 0xaed16a4aL, 0xd9d65adcL, 0x40df0b66L,
|
||||||
|
0x37d83bf0L, 0xa9bcae53L, 0xdebb9ec5L, 0x47b2cf7fL, 0x30b5ffe9L,
|
||||||
|
0xbdbdf21cL, 0xcabac28aL, 0x53b39330L, 0x24b4a3a6L, 0xbad03605L,
|
||||||
|
0xcdd70693L, 0x54de5729L, 0x23d967bfL, 0xb3667a2eL, 0xc4614ab8L,
|
||||||
|
0x5d681b02L, 0x2a6f2b94L, 0xb40bbe37L, 0xc30c8ea1L, 0x5a05df1bL,
|
||||||
|
0x2d02ef8dL
|
||||||
|
};
|
||||||
|
|
||||||
|
/* This is the standard Gary S. Brown's 32 bit CRC algorithm, but
|
||||||
|
accumulate the CRC into the result of a previous CRC. */
|
||||||
|
cyg_uint32
|
||||||
|
cyg_crc32_accumulate(cyg_uint32 crc32val, unsigned char *s, int len)
|
||||||
|
{
|
||||||
|
int i;
|
||||||
|
|
||||||
|
for (i = 0; i < len; i++) {
|
||||||
|
crc32val = crc32_tab[(crc32val ^ s[i]) & 0xff] ^ (crc32val >> 8);
|
||||||
|
}
|
||||||
|
return crc32val;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* This is the standard Gary S. Brown's 32 bit CRC algorithm */
|
||||||
|
cyg_uint32
|
||||||
|
cyg_crc32(unsigned char *s, int len)
|
||||||
|
{
|
||||||
|
return (cyg_crc32_accumulate(0,s,len));
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Return a 32-bit CRC of the contents of the buffer accumulating the
|
||||||
|
result from a previous CRC calculation. This uses the Ethernet FCS
|
||||||
|
algorithm.*/
|
||||||
|
cyg_uint32
|
||||||
|
cyg_ether_crc32_accumulate(cyg_uint32 crc32val, unsigned char *s, int len)
|
||||||
|
{
|
||||||
|
int i;
|
||||||
|
|
||||||
|
if (s == 0) return 0L;
|
||||||
|
|
||||||
|
crc32val = crc32val ^ 0xffffffff;
|
||||||
|
for (i = 0; i < len; i++) {
|
||||||
|
crc32val = crc32_tab[(crc32val ^ s[i]) & 0xff] ^ (crc32val >> 8);
|
||||||
|
}
|
||||||
|
return crc32val ^ 0xffffffff;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Return a 32-bit CRC of the contents of the buffer, using the
|
||||||
|
Ethernet FCS algorithm. */
|
||||||
|
cyg_uint32
|
||||||
|
cyg_ether_crc32(unsigned char *s, int len)
|
||||||
|
{
|
||||||
|
return cyg_ether_crc32_accumulate(0,s,len);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
334
tools/firmware-utils/src/wrt400n.c
Normal file
334
tools/firmware-utils/src/wrt400n.c
Normal file
|
|
@ -0,0 +1,334 @@
|
||||||
|
/*
|
||||||
|
* WRT400n - Firmware Generation Creator
|
||||||
|
*
|
||||||
|
* Creates a firmware image for the Linksys WRT400n router,
|
||||||
|
* that can be uploaded via the firmware upload page,
|
||||||
|
* from a kernel image file and root fs file
|
||||||
|
*
|
||||||
|
* Author: Sandeep Mistry
|
||||||
|
*/
|
||||||
|
#include <fcntl.h>
|
||||||
|
#include <stdio.h>
|
||||||
|
#include <stdint.h>
|
||||||
|
#include <string.h>
|
||||||
|
#include <sys/types.h>
|
||||||
|
#include <sys/stat.h>
|
||||||
|
|
||||||
|
#include "cyg_crc.h"
|
||||||
|
|
||||||
|
// https://dev.openwrt.org/browser/trunk/target/linux/rdc-2.6/files/drivers/mtd/maps/rdc3210.c
|
||||||
|
static uint32_t crctab[257] =
|
||||||
|
{
|
||||||
|
0x00000000, 0x77073096, 0xee0e612c, 0x990951ba,
|
||||||
|
0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3,
|
||||||
|
0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
|
||||||
|
0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91,
|
||||||
|
0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de,
|
||||||
|
0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
|
||||||
|
0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec,
|
||||||
|
0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5,
|
||||||
|
0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
|
||||||
|
0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b,
|
||||||
|
0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940,
|
||||||
|
0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
|
||||||
|
0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116,
|
||||||
|
0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f,
|
||||||
|
0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
|
||||||
|
0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d,
|
||||||
|
0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a,
|
||||||
|
0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
|
||||||
|
0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818,
|
||||||
|
0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01,
|
||||||
|
0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
|
||||||
|
0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457,
|
||||||
|
0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c,
|
||||||
|
0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
|
||||||
|
0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2,
|
||||||
|
0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb,
|
||||||
|
0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
|
||||||
|
0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9,
|
||||||
|
0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086,
|
||||||
|
0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
|
||||||
|
0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4,
|
||||||
|
0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad,
|
||||||
|
0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
|
||||||
|
0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683,
|
||||||
|
0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8,
|
||||||
|
0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
|
||||||
|
0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe,
|
||||||
|
0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7,
|
||||||
|
0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
|
||||||
|
0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5,
|
||||||
|
0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252,
|
||||||
|
0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
|
||||||
|
0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60,
|
||||||
|
0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79,
|
||||||
|
0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
|
||||||
|
0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f,
|
||||||
|
0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04,
|
||||||
|
0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
|
||||||
|
0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a,
|
||||||
|
0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713,
|
||||||
|
0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
|
||||||
|
0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21,
|
||||||
|
0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e,
|
||||||
|
0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
|
||||||
|
0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c,
|
||||||
|
0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45,
|
||||||
|
0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
|
||||||
|
0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db,
|
||||||
|
0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0,
|
||||||
|
0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
|
||||||
|
0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6,
|
||||||
|
0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf,
|
||||||
|
0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
|
||||||
|
0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d,
|
||||||
|
0
|
||||||
|
};
|
||||||
|
|
||||||
|
static uint32_t crc32(uint8_t* buf, uint32_t len)
|
||||||
|
{
|
||||||
|
register int i;
|
||||||
|
uint32_t sum;
|
||||||
|
register uint32_t s0;
|
||||||
|
s0 = ~0;
|
||||||
|
for (i = 0; i < len; i++)
|
||||||
|
{
|
||||||
|
s0 = (s0 >> 8) ^ crctab[(uint8_t) (s0 & 0xFF) ^ buf[i]];
|
||||||
|
}
|
||||||
|
sum = ~s0;
|
||||||
|
return sum;
|
||||||
|
}
|
||||||
|
|
||||||
|
#define HEADERSIZE 60
|
||||||
|
#define MAGIC "GMTKRT400N"
|
||||||
|
|
||||||
|
// global variables
|
||||||
|
uint8_t kernelbuf[0x100000]; // kernel - lzma - uImage
|
||||||
|
uint8_t rootfsbuf[0x2FFFC4]; // root - squashfs
|
||||||
|
|
||||||
|
uint8_t buf[0x400000]; // buffer for image
|
||||||
|
|
||||||
|
|
||||||
|
// Header format:
|
||||||
|
//
|
||||||
|
// GPL Tarball: http://downloads.linksysbycisco.com/downloads/WRT400N_1.0.01.19_US.tar,0.gz
|
||||||
|
// File: WRT400N_1.0.01.19_US/FW_WRT400N_1.0.01.19_US_20081229/GTK/user/include/fw_upgrade.h
|
||||||
|
//
|
||||||
|
//
|
||||||
|
// Struct:
|
||||||
|
// typedef struct
|
||||||
|
// {
|
||||||
|
// UINT32 checksum; /* CRC32 */
|
||||||
|
// UINT8 magic[11]; /* The value of GTIMG_MAGIC */
|
||||||
|
// UINT32 kernel_length; /* The length of the kernel image */
|
||||||
|
// //UINT32 kernel_entry_point; /* Kernel's entry point for RedBoot's information */
|
||||||
|
// UINT32 kernel_upgrade_flag; /* Set to 1 if we need to upgrade the kernel parition of the Flash */
|
||||||
|
// UINT32 rootfs_length; /* The length of the rootfs image */
|
||||||
|
// //UINT32 rootfs_entry_point; /* Not in use */
|
||||||
|
// UINT32 rootfs_upgrade_flag; /* Set to 1 if we need to upgrade the rootfs parition of the Flash */
|
||||||
|
//
|
||||||
|
// // Add 3 items by Vic Yu, 2006-05/10
|
||||||
|
// UINT32 kernel_checksum;
|
||||||
|
// UINT32 rootfs_checksum;
|
||||||
|
// UINT32 fw_totalsize;
|
||||||
|
// UINT32 reserved[4];
|
||||||
|
// }imghdr_t , *pLinuxFWHeader_T;
|
||||||
|
//
|
||||||
|
//
|
||||||
|
// Description
|
||||||
|
// - checksum: CRC32 of kernel and root fs, back to back
|
||||||
|
// - magic: GMTKRT400N
|
||||||
|
// - kernel_length: kernel length in bytes
|
||||||
|
// - kernel_upgrade_flag: should we upgrade the kernel - set to 1
|
||||||
|
// - rootfs_length: root fs length in byte
|
||||||
|
// - rootfs_upgrade_flag: should we upgrade the root fs - set to 1
|
||||||
|
// - kernel_checksum: Gary S. Brown's 32 bit CRC algorithm for kernel, with remaining bits
|
||||||
|
// set to 0xFF upto 0x100000 bytes (total length)
|
||||||
|
// - rootfs_checksum: Gary S. Brown's 32 bit CRC algorithm for root fs, with remaining bits
|
||||||
|
// set to 0xFF upto 0x2FFFC4 bytes (total length)
|
||||||
|
// - fw_totalsize: total firmware image file length (header length + kernel length + root fs length)
|
||||||
|
// - reserved[4]: reserved ??? - set to all 0xFF
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
int main(int argc, char *argv[])
|
||||||
|
{
|
||||||
|
// file descriptors ...
|
||||||
|
int kernelfd = -1;
|
||||||
|
int rootfsfd = -1;
|
||||||
|
int outfd = -1;
|
||||||
|
|
||||||
|
char* kernelfilename = NULL;
|
||||||
|
char* rootfsfilename = NULL;
|
||||||
|
char* outputfilename = NULL;
|
||||||
|
|
||||||
|
// file sizes
|
||||||
|
uint32_t kernelsize = 0;
|
||||||
|
uint32_t rootfssize = 0;
|
||||||
|
uint32_t totalsize = 0;
|
||||||
|
|
||||||
|
// header flags
|
||||||
|
uint32_t kernelflag = 0;
|
||||||
|
uint32_t rootfsflag = 0;
|
||||||
|
|
||||||
|
// checksums
|
||||||
|
uint32_t kernelchecksum = 0;
|
||||||
|
uint32_t rootfschecksum = 0;
|
||||||
|
uint32_t crc = 0;
|
||||||
|
|
||||||
|
if(argc != 4)
|
||||||
|
{
|
||||||
|
printf("Usage:\n\t%s <kernel file> <rootfs file> <output file>\n", argv[0]);
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
kernelfilename = argv[1];
|
||||||
|
rootfsfilename = argv[2];
|
||||||
|
outputfilename = argv[3];
|
||||||
|
|
||||||
|
// Fill the kernel, rootfs, main buffer
|
||||||
|
memset(kernelbuf, 0xFF, sizeof(kernelbuf));
|
||||||
|
memset(rootfsbuf, 0xFF, sizeof(rootfsbuf));
|
||||||
|
memset(buf, 0xFF, sizeof(buf));
|
||||||
|
|
||||||
|
// open the kernel ..
|
||||||
|
kernelfd = open(kernelfilename, O_RDONLY);
|
||||||
|
|
||||||
|
if(kernelfd == -1)
|
||||||
|
{
|
||||||
|
printf("Error: opening '%s'\n", kernelfilename);
|
||||||
|
goto done;
|
||||||
|
}
|
||||||
|
|
||||||
|
// read in the kernel ...
|
||||||
|
kernelsize = read(kernelfd, kernelbuf, sizeof(kernelbuf));
|
||||||
|
|
||||||
|
if(kernelsize == -1)
|
||||||
|
{
|
||||||
|
printf("Error: reading '%s'\n", kernelfilename);
|
||||||
|
goto done;
|
||||||
|
}
|
||||||
|
|
||||||
|
// calculate the kernel checksum ...
|
||||||
|
kernelchecksum = cyg_crc32_accumulate(0, kernelbuf, sizeof(kernelbuf));
|
||||||
|
|
||||||
|
// print out stats
|
||||||
|
printf("%s: size %d (0x%x), crc32 = 0x%x\n", kernelfilename, kernelsize, kernelsize, kernelchecksum);
|
||||||
|
|
||||||
|
|
||||||
|
// open the root fs ..
|
||||||
|
rootfsfd = open(rootfsfilename, O_RDONLY);
|
||||||
|
|
||||||
|
if(rootfsfd == -1)
|
||||||
|
{
|
||||||
|
printf("Error: opening '%s'\n", rootfsfilename);
|
||||||
|
goto done;
|
||||||
|
}
|
||||||
|
|
||||||
|
// read in the root fs ..
|
||||||
|
rootfssize = read(rootfsfd, rootfsbuf, sizeof(rootfsbuf));
|
||||||
|
|
||||||
|
if(rootfssize == -1)
|
||||||
|
{
|
||||||
|
printf("Error: reading '%s'\n", rootfsfilename);
|
||||||
|
goto done;
|
||||||
|
}
|
||||||
|
|
||||||
|
// calculate the root fs checksum ...
|
||||||
|
rootfschecksum = cyg_crc32_accumulate(0, rootfsbuf, sizeof(rootfsbuf));
|
||||||
|
|
||||||
|
// print out stats
|
||||||
|
printf("%s: size %d (0x%x), crc32 = 0x%x\n", rootfsfilename, rootfssize, rootfssize, rootfschecksum);
|
||||||
|
|
||||||
|
|
||||||
|
// now for the header ...
|
||||||
|
|
||||||
|
totalsize = HEADERSIZE;
|
||||||
|
|
||||||
|
// copy over kernel
|
||||||
|
memcpy(buf + totalsize, kernelbuf, kernelsize);
|
||||||
|
totalsize += kernelsize;
|
||||||
|
|
||||||
|
// copy over root fs
|
||||||
|
memcpy(buf + totalsize, rootfsbuf, rootfssize);
|
||||||
|
totalsize += rootfssize;
|
||||||
|
|
||||||
|
// calculate crc
|
||||||
|
crc = crc32(buf + HEADERSIZE, totalsize - HEADERSIZE);
|
||||||
|
|
||||||
|
// print some stats out
|
||||||
|
printf("crc = 0x%x, total size = %d (0x%x)\n", crc, totalsize, totalsize);
|
||||||
|
|
||||||
|
// copy crc into header
|
||||||
|
crc = htonl(crc);
|
||||||
|
memcpy(buf, &crc, sizeof(crc));
|
||||||
|
|
||||||
|
// copy over magic
|
||||||
|
strcpy((char *)buf + 4, MAGIC);
|
||||||
|
|
||||||
|
// copy over kernel size
|
||||||
|
kernelsize = htonl(kernelsize);
|
||||||
|
memcpy(buf + 16, &kernelsize, sizeof(kernelsize));
|
||||||
|
|
||||||
|
// copy over kernal flag
|
||||||
|
kernelflag = htonl(0x1);
|
||||||
|
memcpy(buf + 20, &kernelflag, sizeof(kernelflag));
|
||||||
|
|
||||||
|
// copy over root fs size
|
||||||
|
rootfssize = htonl(rootfssize);
|
||||||
|
memcpy(buf + 24, &rootfssize, sizeof(rootfssize));
|
||||||
|
|
||||||
|
// copy over root fs flag
|
||||||
|
rootfsflag = htonl(0x1);
|
||||||
|
memcpy(buf + 28, &rootfsflag, sizeof(rootfsflag));
|
||||||
|
|
||||||
|
// copy over kernel check sum
|
||||||
|
kernelchecksum = htonl(kernelchecksum);
|
||||||
|
memcpy(buf + 32, &kernelchecksum, sizeof(kernelchecksum));
|
||||||
|
|
||||||
|
// copy over root fs checksum
|
||||||
|
rootfschecksum = htonl(rootfschecksum);
|
||||||
|
memcpy(buf + 36, &rootfschecksum, sizeof(rootfschecksum));
|
||||||
|
|
||||||
|
// copy over total size
|
||||||
|
totalsize = htonl(totalsize);
|
||||||
|
memcpy(buf + 40, &totalsize, sizeof(totalsize));
|
||||||
|
|
||||||
|
// undo the htonl (for write)
|
||||||
|
totalsize = htonl(totalsize);
|
||||||
|
|
||||||
|
|
||||||
|
// write out the file from the buffer
|
||||||
|
outfd = open(outputfilename, O_CREAT | O_WRONLY | O_TRUNC, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
|
||||||
|
|
||||||
|
if(outfd == -1)
|
||||||
|
{
|
||||||
|
printf("ERROR: opening '%s' for write\n", outputfilename);
|
||||||
|
}
|
||||||
|
|
||||||
|
write(outfd, buf, totalsize);
|
||||||
|
|
||||||
|
done:
|
||||||
|
// close open fd's
|
||||||
|
|
||||||
|
if(kernelfd != -1)
|
||||||
|
{
|
||||||
|
close(kernelfd);
|
||||||
|
kernelfd = -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
if(rootfsfd != -1)
|
||||||
|
{
|
||||||
|
close(rootfsfd);
|
||||||
|
rootfsfd = -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
if(outfd != -1)
|
||||||
|
{
|
||||||
|
close(outfd);
|
||||||
|
outfd = -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
Loading…
Reference in a new issue