firmware-utils/mkplanexfw: new firmware generation tool for the Planex MZK-W04NU device

SVN-Revision: 14410
This commit is contained in:
Gabor Juhos 2009-02-04 21:09:06 +00:00
parent 1adabd363c
commit 03f3002a17
4 changed files with 712 additions and 0 deletions

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@ -14,6 +14,10 @@ define cc
$(CC) $(HOST_CFLAGS) -include endian.h -o $(PKG_BUILD_DIR)/bin/$(1) src/$(1).c $(2)
endef
define cc2
$(CC) $(HOST_CFLAGS) -include endian.h -o $(PKG_BUILD_DIR)/bin/$(firstword $(1)) $(foreach src,$(1),src/$(src).c) $(2)
endef
define Build/Compile
mkdir -p $(PKG_BUILD_DIR)/bin
$(call cc,addpattern)
@ -34,6 +38,7 @@ define Build/Compile
$(call cc,imagetag)
$(call cc,add_header)
$(call cc,makeamitbin)
$(call cc2,mkplanexfw sha1)
endef
define Build/Install

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@ -0,0 +1,207 @@
/*
* Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <unistd.h> /* for unlink() */
#include <libgen.h>
#include <getopt.h> /* for getopt() */
#include <stdarg.h>
#include <errno.h>
#include <sys/stat.h>
#include "sha1.h"
#if (__BYTE_ORDER == __BIG_ENDIAN)
# define HOST_TO_BE32(x) (x)
# define BE32_TO_HOST(x) (x)
#else
# define HOST_TO_BE32(x) bswap_32(x)
# define BE32_TO_HOST(x) bswap_32(x)
#endif
struct planex_hdr {
uint8_t sha1sum[20];
char version[8];
uint8_t unk1[2];
uint32_t datalen;
} __attribute__ ((packed));
/*
* Globals
*/
static char *ifname;
static char *progname;
static char *ofname;
static char *version = "1.00.00";
/*
* Message macros
*/
#define ERR(fmt, ...) do { \
fflush(0); \
fprintf(stderr, "[%s] *** error: " fmt "\n", \
progname, ## __VA_ARGS__ ); \
} while (0)
#define ERRS(fmt, ...) do { \
int save = errno; \
fflush(0); \
fprintf(stderr, "[%s] *** error: " fmt "\n", \
progname, ## __VA_ARGS__, strerror(save)); \
} while (0)
void usage(int status)
{
FILE *stream = (status != EXIT_SUCCESS) ? stderr : stdout;
struct board_info *board;
fprintf(stream, "Usage: %s [OPTIONS...]\n", progname);
fprintf(stream,
"\n"
"Options:\n"
" -i <file> read input from the file <file>\n"
" -o <file> write output to the file <file>\n"
" -v <version> set image version to <version>\n"
" -h show this screen\n"
);
exit(status);
}
int main(int argc, char *argv[])
{
int res = EXIT_FAILURE;
int buflen;
int err;
struct stat st;
char *buf;
struct planex_hdr *hdr;
sha1_context ctx;
uint32_t t = HOST_TO_BE32(2);
FILE *outfile, *infile;
progname = basename(argv[0]);
while ( 1 ) {
int c;
c = getopt(argc, argv, "i:o:v:h");
if (c == -1)
break;
switch (c) {
case 'i':
ifname = optarg;
break;
case 'o':
ofname = optarg;
break;
case 'v':
version = optarg;
break;
case 'h':
usage(EXIT_SUCCESS);
break;
default:
usage(EXIT_FAILURE);
break;
}
}
if (ifname == NULL) {
ERR("no input file specified");
goto err;
}
if (ofname == NULL) {
ERR("no output file specified");
goto err;
}
err = stat(ifname, &st);
if (err){
ERRS("stat failed on %s", ifname);
goto err;
}
buflen = (st.st_size + 3) & ~3;
buflen += sizeof(*hdr);
buf = malloc(buflen);
if (!buf) {
ERR("no memory for buffer\n");
goto err;
}
memset(buf, 0xff, buflen);
hdr = (struct planex_hdr *)buf;
hdr->datalen = HOST_TO_BE32(buflen - sizeof(*hdr));
hdr->unk1[0] = 0x04;
hdr->unk1[1] = 0x08;
snprintf(hdr->version, sizeof(hdr->version), "%s", version);
infile = fopen(ifname, "r");
if (infile == NULL) {
ERRS("could not open \"%s\" for reading", ifname);
goto err_free;
}
errno = 0;
fread(buf + sizeof(*hdr), st.st_size, 1, infile);
if (errno != 0) {
ERRS("unable to read from file %s", ifname);
goto err_close_in;
}
sha1_starts(&ctx);
sha1_update(&ctx, (uchar *) &t, sizeof(t));
sha1_update(&ctx, buf + sizeof(*hdr), buflen - sizeof(*hdr));
sha1_finish(&ctx, hdr->sha1sum);
outfile = fopen(ofname, "w");
if (outfile == NULL) {
ERRS("could not open \"%s\" for writing", ofname);
goto err_close_in;
}
errno = 0;
fwrite(buf, buflen, 1, outfile);
if (errno) {
ERRS("unable to write to file %s", ofname);
goto err_close_out;
}
res = EXIT_SUCCESS;
out_flush:
fflush(outfile);
err_close_out:
fclose(outfile);
if (res != EXIT_SUCCESS) {
unlink(ofname);
}
err_close_in:
fclose(infile);
err_free:
free(buf);
err:
return res;
}

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@ -0,0 +1,443 @@
/*
* FIPS-180-1 compliant SHA-1 implementation
*
* Copyright (C) 2003-2006 Christophe Devine
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License, version 2.1 as published by the Free Software Foundation.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
/*
* The SHA-1 standard was published by NIST in 1993.
*
* http://www.itl.nist.gov/fipspubs/fip180-1.htm
*/
#ifndef _CRT_SECURE_NO_DEPRECATE
#define _CRT_SECURE_NO_DEPRECATE 1
#endif
#include <string.h>
#include <stdio.h>
#include "sha1.h"
/*
* 32-bit integer manipulation macros (big endian)
*/
#ifndef GET_UINT32_BE
#define GET_UINT32_BE(n,b,i) \
{ \
(n) = ( (ulong) (b)[(i) ] << 24 ) \
| ( (ulong) (b)[(i) + 1] << 16 ) \
| ( (ulong) (b)[(i) + 2] << 8 ) \
| ( (ulong) (b)[(i) + 3] ); \
}
#endif
#ifndef PUT_UINT32_BE
#define PUT_UINT32_BE(n,b,i) \
{ \
(b)[(i) ] = (uchar) ( (n) >> 24 ); \
(b)[(i) + 1] = (uchar) ( (n) >> 16 ); \
(b)[(i) + 2] = (uchar) ( (n) >> 8 ); \
(b)[(i) + 3] = (uchar) ( (n) ); \
}
#endif
/*
* Core SHA-1 functions
*/
void sha1_starts( sha1_context *ctx )
{
ctx->total[0] = 0;
ctx->total[1] = 0;
ctx->state[0] = 0x67452301;
ctx->state[1] = 0xEFCDAB89;
ctx->state[2] = 0x98BADCFE;
ctx->state[3] = 0x10325476;
ctx->state[4] = 0xC3D2E1F0;
}
void sha1_process( sha1_context *ctx, uchar data[64] )
{
ulong temp, W[16], A, B, C, D, E;
GET_UINT32_BE( W[0], data, 0 );
GET_UINT32_BE( W[1], data, 4 );
GET_UINT32_BE( W[2], data, 8 );
GET_UINT32_BE( W[3], data, 12 );
GET_UINT32_BE( W[4], data, 16 );
GET_UINT32_BE( W[5], data, 20 );
GET_UINT32_BE( W[6], data, 24 );
GET_UINT32_BE( W[7], data, 28 );
GET_UINT32_BE( W[8], data, 32 );
GET_UINT32_BE( W[9], data, 36 );
GET_UINT32_BE( W[10], data, 40 );
GET_UINT32_BE( W[11], data, 44 );
GET_UINT32_BE( W[12], data, 48 );
GET_UINT32_BE( W[13], data, 52 );
GET_UINT32_BE( W[14], data, 56 );
GET_UINT32_BE( W[15], data, 60 );
#define S(x,n) ((x << n) | ((x & 0xFFFFFFFF) >> (32 - n)))
#define R(t) \
( \
temp = W[(t - 3) & 0x0F] ^ W[(t - 8) & 0x0F] ^ \
W[(t - 14) & 0x0F] ^ W[ t & 0x0F], \
( W[t & 0x0F] = S(temp,1) ) \
)
#define P(a,b,c,d,e,x) \
{ \
e += S(a,5) + F(b,c,d) + K + x; b = S(b,30); \
}
A = ctx->state[0];
B = ctx->state[1];
C = ctx->state[2];
D = ctx->state[3];
E = ctx->state[4];
#define F(x,y,z) (z ^ (x & (y ^ z)))
#define K 0x5A827999
P( A, B, C, D, E, W[0] );
P( E, A, B, C, D, W[1] );
P( D, E, A, B, C, W[2] );
P( C, D, E, A, B, W[3] );
P( B, C, D, E, A, W[4] );
P( A, B, C, D, E, W[5] );
P( E, A, B, C, D, W[6] );
P( D, E, A, B, C, W[7] );
P( C, D, E, A, B, W[8] );
P( B, C, D, E, A, W[9] );
P( A, B, C, D, E, W[10] );
P( E, A, B, C, D, W[11] );
P( D, E, A, B, C, W[12] );
P( C, D, E, A, B, W[13] );
P( B, C, D, E, A, W[14] );
P( A, B, C, D, E, W[15] );
P( E, A, B, C, D, R(16) );
P( D, E, A, B, C, R(17) );
P( C, D, E, A, B, R(18) );
P( B, C, D, E, A, R(19) );
#undef K
#undef F
#define F(x,y,z) (x ^ y ^ z)
#define K 0x6ED9EBA1
P( A, B, C, D, E, R(20) );
P( E, A, B, C, D, R(21) );
P( D, E, A, B, C, R(22) );
P( C, D, E, A, B, R(23) );
P( B, C, D, E, A, R(24) );
P( A, B, C, D, E, R(25) );
P( E, A, B, C, D, R(26) );
P( D, E, A, B, C, R(27) );
P( C, D, E, A, B, R(28) );
P( B, C, D, E, A, R(29) );
P( A, B, C, D, E, R(30) );
P( E, A, B, C, D, R(31) );
P( D, E, A, B, C, R(32) );
P( C, D, E, A, B, R(33) );
P( B, C, D, E, A, R(34) );
P( A, B, C, D, E, R(35) );
P( E, A, B, C, D, R(36) );
P( D, E, A, B, C, R(37) );
P( C, D, E, A, B, R(38) );
P( B, C, D, E, A, R(39) );
#undef K
#undef F
#define F(x,y,z) ((x & y) | (z & (x | y)))
#define K 0x8F1BBCDC
P( A, B, C, D, E, R(40) );
P( E, A, B, C, D, R(41) );
P( D, E, A, B, C, R(42) );
P( C, D, E, A, B, R(43) );
P( B, C, D, E, A, R(44) );
P( A, B, C, D, E, R(45) );
P( E, A, B, C, D, R(46) );
P( D, E, A, B, C, R(47) );
P( C, D, E, A, B, R(48) );
P( B, C, D, E, A, R(49) );
P( A, B, C, D, E, R(50) );
P( E, A, B, C, D, R(51) );
P( D, E, A, B, C, R(52) );
P( C, D, E, A, B, R(53) );
P( B, C, D, E, A, R(54) );
P( A, B, C, D, E, R(55) );
P( E, A, B, C, D, R(56) );
P( D, E, A, B, C, R(57) );
P( C, D, E, A, B, R(58) );
P( B, C, D, E, A, R(59) );
#undef K
#undef F
#define F(x,y,z) (x ^ y ^ z)
#define K 0xCA62C1D6
P( A, B, C, D, E, R(60) );
P( E, A, B, C, D, R(61) );
P( D, E, A, B, C, R(62) );
P( C, D, E, A, B, R(63) );
P( B, C, D, E, A, R(64) );
P( A, B, C, D, E, R(65) );
P( E, A, B, C, D, R(66) );
P( D, E, A, B, C, R(67) );
P( C, D, E, A, B, R(68) );
P( B, C, D, E, A, R(69) );
P( A, B, C, D, E, R(70) );
P( E, A, B, C, D, R(71) );
P( D, E, A, B, C, R(72) );
P( C, D, E, A, B, R(73) );
P( B, C, D, E, A, R(74) );
P( A, B, C, D, E, R(75) );
P( E, A, B, C, D, R(76) );
P( D, E, A, B, C, R(77) );
P( C, D, E, A, B, R(78) );
P( B, C, D, E, A, R(79) );
#undef K
#undef F
ctx->state[0] += A;
ctx->state[1] += B;
ctx->state[2] += C;
ctx->state[3] += D;
ctx->state[4] += E;
}
void sha1_update( sha1_context *ctx, uchar *input, uint length )
{
ulong left, fill;
if( ! length ) return;
left = ctx->total[0] & 0x3F;
fill = 64 - left;
ctx->total[0] += length;
ctx->total[0] &= 0xFFFFFFFF;
if( ctx->total[0] < length )
ctx->total[1]++;
if( left && length >= fill )
{
memcpy( (void *) (ctx->buffer + left),
(void *) input, fill );
sha1_process( ctx, ctx->buffer );
length -= fill;
input += fill;
left = 0;
}
while( length >= 64 )
{
sha1_process( ctx, input );
length -= 64;
input += 64;
}
if( length )
{
memcpy( (void *) (ctx->buffer + left),
(void *) input, length );
}
}
static uchar sha1_padding[64] =
{
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
void sha1_finish( sha1_context *ctx, uchar digest[20] )
{
ulong last, padn;
ulong high, low;
uchar msglen[8];
high = ( ctx->total[0] >> 29 )
| ( ctx->total[1] << 3 );
low = ( ctx->total[0] << 3 );
PUT_UINT32_BE( high, msglen, 0 );
PUT_UINT32_BE( low, msglen, 4 );
last = ctx->total[0] & 0x3F;
padn = ( last < 56 ) ? ( 56 - last ) : ( 120 - last );
sha1_update( ctx, sha1_padding, padn );
sha1_update( ctx, msglen, 8 );
PUT_UINT32_BE( ctx->state[0], digest, 0 );
PUT_UINT32_BE( ctx->state[1], digest, 4 );
PUT_UINT32_BE( ctx->state[2], digest, 8 );
PUT_UINT32_BE( ctx->state[3], digest, 12 );
PUT_UINT32_BE( ctx->state[4], digest, 16 );
}
/*
* Output SHA-1(file contents), returns 0 if successful.
*/
int sha1_file( char *filename, uchar digest[20] )
{
FILE *f;
size_t n;
sha1_context ctx;
uchar buf[1024];
if( ( f = fopen( filename, "rb" ) ) == NULL )
return( 1 );
sha1_starts( &ctx );
while( ( n = fread( buf, 1, sizeof( buf ), f ) ) > 0 )
sha1_update( &ctx, buf, (uint) n );
sha1_finish( &ctx, digest );
fclose( f );
return( 0 );
}
/*
* Output SHA-1(buf)
*/
void sha1_csum( uchar *buf, uint buflen, uchar digest[20] )
{
sha1_context ctx;
sha1_starts( &ctx );
sha1_update( &ctx, buf, buflen );
sha1_finish( &ctx, digest );
}
/*
* Output HMAC-SHA-1(key,buf)
*/
void sha1_hmac( uchar *key, uint keylen, uchar *buf, uint buflen,
uchar digest[20] )
{
uint i;
sha1_context ctx;
uchar k_ipad[64];
uchar k_opad[64];
uchar tmpbuf[20];
memset( k_ipad, 0x36, 64 );
memset( k_opad, 0x5C, 64 );
for( i = 0; i < keylen; i++ )
{
if( i >= 64 ) break;
k_ipad[i] ^= key[i];
k_opad[i] ^= key[i];
}
sha1_starts( &ctx );
sha1_update( &ctx, k_ipad, 64 );
sha1_update( &ctx, buf, buflen );
sha1_finish( &ctx, tmpbuf );
sha1_starts( &ctx );
sha1_update( &ctx, k_opad, 64 );
sha1_update( &ctx, tmpbuf, 20 );
sha1_finish( &ctx, digest );
memset( k_ipad, 0, 64 );
memset( k_opad, 0, 64 );
memset( tmpbuf, 0, 20 );
memset( &ctx, 0, sizeof( sha1_context ) );
}
#ifdef SELF_TEST
/*
* FIPS-180-1 test vectors
*/
static char *sha1_test_str[3] =
{
"abc",
"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
NULL
};
static uchar sha1_test_sum[3][20] =
{
{ 0xA9, 0x99, 0x3E, 0x36, 0x47, 0x06, 0x81, 0x6A, 0xBA, 0x3E,
0x25, 0x71, 0x78, 0x50, 0xC2, 0x6C, 0x9C, 0xD0, 0xD8, 0x9D },
{ 0x84, 0x98, 0x3E, 0x44, 0x1C, 0x3B, 0xD2, 0x6E, 0xBA, 0xAE,
0x4A, 0xA1, 0xF9, 0x51, 0x29, 0xE5, 0xE5, 0x46, 0x70, 0xF1 },
{ 0x34, 0xAA, 0x97, 0x3C, 0xD4, 0xC4, 0xDA, 0xA4, 0xF6, 0x1E,
0xEB, 0x2B, 0xDB, 0xAD, 0x27, 0x31, 0x65, 0x34, 0x01, 0x6F }
};
/*
* Checkup routine
*/
int sha1_self_test( void )
{
int i, j;
uchar buf[1000];
uchar sha1sum[20];
sha1_context ctx;
for( i = 0; i < 3; i++ )
{
printf( " SHA-1 test #%d: ", i + 1 );
sha1_starts( &ctx );
if( i < 2 )
sha1_update( &ctx, (uchar *) sha1_test_str[i],
strlen( sha1_test_str[i] ) );
else
{
memset( buf, 'a', 1000 );
for( j = 0; j < 1000; j++ )
sha1_update( &ctx, (uchar *) buf, 1000 );
}
sha1_finish( &ctx, sha1sum );
if( memcmp( sha1sum, sha1_test_sum[i], 20 ) != 0 )
{
printf( "failed\n" );
return( 1 );
}
printf( "passed\n" );
}
printf( "\n" );
return( 0 );
}
#else
int sha1_self_test( void )
{
printf( "SHA-1 self-test not available\n\n" );
return( 1 );
}
#endif

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@ -0,0 +1,57 @@
#ifndef _SHA1_H
#define _SHA1_H
#ifdef __cplusplus
extern "C" {
#endif
#ifndef _STD_TYPES
#define _STD_TYPES
#define uchar unsigned char
#define uint unsigned int
#define ulong unsigned long int
#endif
typedef struct
{
ulong total[2];
ulong state[5];
uchar buffer[64];
}
sha1_context;
/*
* Core SHA-1 functions
*/
void sha1_starts( sha1_context *ctx );
void sha1_update( sha1_context *ctx, uchar *input, uint length );
void sha1_finish( sha1_context *ctx, uchar digest[20] );
/*
* Output SHA-1(file contents), returns 0 if successful.
*/
int sha1_file( char *filename, uchar digest[20] );
/*
* Output SHA-1(buf)
*/
void sha1_csum( uchar *buf, uint buflen, uchar digest[20] );
/*
* Output HMAC-SHA-1(key,buf)
*/
void sha1_hmac( uchar *key, uint keylen, uchar *buf, uint buflen,
uchar digest[20] );
/*
* Checkup routine
*/
int sha1_self_test( void );
#ifdef __cplusplus
}
#endif
#endif /* sha1.h */