6d479f7fba9694829b54b187b88e61c2cfc642fc
2 * Copyright (C) 2009-2011 Gabor Juhos <juhosg@openwrt.org>
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License version 2 as published
6 * by the Free Software Foundation.
15 #include <getopt.h> /* for getopt() */
16 #include <netinet/in.h>
18 #include "buffalo-lib.h"
20 #define ERR(fmt, ...) do { \
22 fprintf(stderr, "[%s] *** error: " fmt "\n", \
23 progname, ## __VA_ARGS__ ); \
26 static char *region_table
[] = {
27 "JP", "US", "EU", "AP", "TW", "KR"
30 #define MAX_INPUT_FILES 2
32 static char *progname
;
33 static char *ifname
[MAX_INPUT_FILES
];
34 static ssize_t fsize
[MAX_INPUT_FILES
];
39 static char *language
;
41 static char *platform
;
44 static char *minor
= "1.01";
46 static uint32_t base1
;
47 static uint32_t base2
;
48 static char *region_code
;
49 static uint32_t region_mask
;
50 static int num_regions
;
53 void usage(int status
)
55 FILE *stream
= (status
!= EXIT_SUCCESS
) ? stderr
: stdout
;
57 fprintf(stream
, "Usage: %s [OPTIONS...]\n", progname
);
61 " -a <platform> set platform to <platform>\n"
62 " -b <brand> set brand to <brand>\n"
65 " -f <flag> set flag to <flag>\n"
66 " -i <file> read input from the file <file>\n"
67 " -I <file> read input from the file <file> for DHP series\n"
68 " -l <language> set language to <language>\n"
69 " -m <version> set minor version to <version>\n"
70 " -o <file> write output to the file <file>\n"
71 " -p <product> set product to <product>\n"
72 " -r <region> set image region to <region>\n"
73 " valid regions: JP, US, EU, AP, TW, KR, M_\n"
74 " -s skip CRC calculation\n"
75 " -v <version> set major version to <version>\n"
76 " -w <version> set harwdware version to <version>\n"
77 " -h show this screen\n"
83 static int check_params(void)
86 #define CHECKSTR(_var, _name, _len) do { \
87 if ((_var) == NULL) { \
88 ERR("no %s specified", (_name)); \
92 strlen((_var)) > ((_len) - 1)) { \
93 ERR("%s is too long", (_name)); \
99 ERR("no input files specified");
101 CHECKSTR(ofname
, "output file", 0);
102 CHECKSTR(brand
, "brand", TAG_BRAND_LEN
);
103 CHECKSTR(product
, "product", TAG_PRODUCT_LEN
);
104 CHECKSTR(platform
, "platform", TAG_PLATFORM_LEN
);
105 CHECKSTR(major
, "major version", TAG_VERSION_LEN
);
106 CHECKSTR(minor
, "minor version", TAG_VERSION_LEN
);
107 CHECKSTR(language
, "language", TAG_LANGUAGE_LEN
);
110 CHECKSTR(hwver
, "hardware version", 2);
112 if (num_regions
== 0) {
113 ERR("no region code specified");
122 static int process_region(char *reg
)
126 if (strlen(reg
) != 2) {
127 ERR("invalid region code '%s'", reg
);
131 if (strcmp(reg
, "M_") == 0) {
138 for (i
= 0; i
< ARRAY_SIZE(region_table
); i
++)
139 if (strcmp(reg
, region_table
[i
]) == 0) {
141 region_mask
|= 1 << i
;
146 ERR("unknown region code '%s'", reg
);
150 static int process_ifname(char *name
)
152 if (num_files
>= ARRAY_SIZE(ifname
)) {
153 ERR("too many input files specified");
157 ifname
[num_files
++] = name
;
161 static void fixup_tag(unsigned char *buf
, ssize_t buflen
)
163 struct buffalo_tag
*tag
= (struct buffalo_tag
*) buf
;
165 memset(tag
, '\0', sizeof(*tag
));
167 memcpy(tag
->brand
, brand
, strlen(brand
));
168 memcpy(tag
->product
, product
, strlen(product
));
169 memcpy(tag
->platform
, platform
, strlen(platform
));
170 memcpy(tag
->ver_major
, major
, strlen(major
));
171 memcpy(tag
->ver_minor
, minor
, strlen(minor
));
172 memcpy(tag
->language
, language
, strlen(language
));
174 if (num_regions
> 1) {
175 tag
->region_code
[0] = 'M';
176 tag
->region_code
[1] = '_';
177 tag
->region_mask
= htonl(region_mask
);
179 memcpy(tag
->region_code
, region_code
, 2);
182 tag
->len
= htonl(buflen
);
183 tag
->data_len
= htonl(fsize
[0]);
184 tag
->base1
= htonl(base1
);
185 tag
->base2
= htonl(base2
);
189 memcpy(tag
->hwv
, "hwv", 3);
190 memcpy(tag
->hwv_val
, hwver
, strlen(hwver
));
194 tag
->crc
= htonl(buffalo_crc(buf
, buflen
));
197 static void fixup_tag2(unsigned char *buf
, ssize_t buflen
)
199 struct buffalo_tag2
*tag
= (struct buffalo_tag2
*) buf
;
201 memset(tag
, '\0', sizeof(*tag
));
203 memcpy(tag
->brand
, brand
, strlen(brand
));
204 memcpy(tag
->product
, product
, strlen(product
));
205 memcpy(tag
->platform
, platform
, strlen(platform
));
206 memcpy(tag
->ver_major
, major
, strlen(major
));
207 memcpy(tag
->ver_minor
, minor
, strlen(minor
));
208 memcpy(tag
->language
, language
, strlen(language
));
210 if (num_regions
> 1) {
211 tag
->region_code
[0] = 'M';
212 tag
->region_code
[1] = '_';
213 tag
->region_mask
= htonl(region_mask
);
215 memcpy(tag
->region_code
, region_code
, 2);
218 tag
->total_len
= htonl(buflen
);
219 tag
->len1
= htonl(fsize
[0]);
220 tag
->len2
= htonl(fsize
[1]);
224 memcpy(tag
->hwv
, "hwv", 3);
225 memcpy(tag
->hwv_val
, hwver
, strlen(hwver
));
229 tag
->crc
= htonl(buffalo_crc(buf
, buflen
));
232 static void fixup_tag3(unsigned char *buf
, ssize_t totlen
)
234 struct buffalo_tag3
*tag
= (struct buffalo_tag3
*) buf
;
236 memset(tag
, '\0', sizeof(*tag
));
238 memcpy(tag
->brand
, brand
, strlen(brand
));
239 memcpy(tag
->product
, product
, strlen(product
));
240 memcpy(tag
->platform
, platform
, strlen(platform
));
241 memcpy(tag
->ver_major
, major
, strlen(major
));
242 memcpy(tag
->ver_minor
, minor
, strlen(minor
));
243 memcpy(tag
->language
, language
, strlen(language
));
245 if (num_regions
> 1) {
246 tag
->region_code
[0] = 'M';
247 tag
->region_code
[1] = '_';
248 tag
->region_mask
= htonl(region_mask
);
250 memcpy(tag
->region_code
, region_code
, 2);
253 tag
->total_len
= htonl(totlen
);
254 tag
->len1
= htonl(fsize
[0]);
255 tag
->base2
= htonl(base2
);
258 memcpy(tag
->hwv
, "hwv", 3);
259 memcpy(tag
->hwv_val
, hwver
, strlen(hwver
));
263 static int tag_file(void)
274 hdrlen
= sizeof(struct buffalo_tag3
);
275 else if (num_files
== 1)
276 hdrlen
= sizeof(struct buffalo_tag
);
278 hdrlen
= sizeof(struct buffalo_tag2
);
282 for (i
= 0; i
< num_files
; i
++) {
283 fsize
[i
] = get_file_size(ifname
[i
]);
285 ERR("unable to get size of '%s'", ifname
[i
]);
291 buf
= malloc(buflen
);
293 ERR("no memory for buffer\n");
298 for (i
= 0; i
< num_files
; i
++) {
299 err
= read_file_to_buf(ifname
[i
], buf
+ offset
, fsize
[i
]);
301 ERR("unable to read from file '%s'", ifname
[i
]);
309 fixup_tag3(buf
, fsize
[0] + 200);
310 else if (num_files
== 1)
311 fixup_tag(buf
, buflen
);
313 fixup_tag2(buf
, buflen
);
315 err
= write_buf_to_file(ofname
, buf
, buflen
);
317 ERR("unable to write to file '%s'", ofname
);
329 int main(int argc
, char *argv
[])
331 int res
= EXIT_FAILURE
;
334 progname
= basename(argv
[0]);
339 c
= getopt(argc
, argv
, "a:b:c:d:f:hi:l:m:o:p:r:sv:w:I:");
351 base1
= strtoul(optarg
, NULL
, 16);
354 base2
= strtoul(optarg
, NULL
, 16);
357 flag
= strtoul(optarg
, NULL
, 2);
363 err
= process_ifname(optarg
);
380 err
= process_region(optarg
);
402 err
= check_params();