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author | Linus Nielsen Feltzing <linus@haxx.se> | 2005-12-27 23:14:49 +0000 |
---|---|---|
committer | Linus Nielsen Feltzing <linus@haxx.se> | 2005-12-27 23:14:49 +0000 |
commit | 074999ded3b7f41ef25167b06b0c618306ed9d5e (patch) | |
tree | 1c93b70e6687778e390c54e9337c92a591254364 | |
parent | 64fe299d70b15b4262dc3bf2adebfe551d0f20b8 (diff) | |
download | rockbox-074999ded3b7f41ef25167b06b0c618306ed9d5e.tar.gz rockbox-074999ded3b7f41ef25167b06b0c618306ed9d5e.zip |
Added basic iAudio X5 support for the scramble and descramble tools
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8290 a1c6a512-1295-4272-9138-f99709370657
-rw-r--r-- | tools/descramble.c | 69 | ||||
-rw-r--r-- | tools/scramble.c | 65 |
2 files changed, 134 insertions, 0 deletions
diff --git a/tools/descramble.c b/tools/descramble.c index 925d7c279f..9b76eaa0d9 100644 --- a/tools/descramble.c +++ b/tools/descramble.c | |||
@@ -23,6 +23,8 @@ | |||
23 | 23 | ||
24 | #include "iriver.h" | 24 | #include "iriver.h" |
25 | 25 | ||
26 | int iaudio_decode(char *iname, char *oname); | ||
27 | |||
26 | void usage(void) | 28 | void usage(void) |
27 | { | 29 | { |
28 | printf("usage: descramble [options] <input file> <output file>\n"); | 30 | printf("usage: descramble [options] <input file> <output file>\n"); |
@@ -31,6 +33,7 @@ void usage(void) | |||
31 | "\t-v2 Archos V2 recorder format\n" | 33 | "\t-v2 Archos V2 recorder format\n" |
32 | "\t-mm=X Archos Multimedia format (X values: A=JBMM, B=AV1xx, C=AV3xx)\n" | 34 | "\t-mm=X Archos Multimedia format (X values: A=JBMM, B=AV1xx, C=AV3xx)\n" |
33 | "\t-iriver iRiver format\n" | 35 | "\t-iriver iRiver format\n" |
36 | "\t-iaudio iAudio format\n" | ||
34 | "\nNo option assumes Archos standard player/recorder format.\n"); | 37 | "\nNo option assumes Archos standard player/recorder format.\n"); |
35 | exit(1); | 38 | exit(1); |
36 | } | 39 | } |
@@ -71,6 +74,12 @@ int main (int argc, char** argv) | |||
71 | return 0; | 74 | return 0; |
72 | } | 75 | } |
73 | 76 | ||
77 | if(!strcmp(argv[1], "-iaudio")) { | ||
78 | iname = argv[2]; | ||
79 | oname = argv[3]; | ||
80 | return iaudio_decode(iname, oname); | ||
81 | } | ||
82 | |||
74 | /* open file and check size */ | 83 | /* open file and check size */ |
75 | file = fopen(iname,"rb"); | 84 | file = fopen(iname,"rb"); |
76 | if (!file) { | 85 | if (!file) { |
@@ -199,3 +208,63 @@ int main (int argc, char** argv) | |||
199 | 208 | ||
200 | return 0; | 209 | return 0; |
201 | } | 210 | } |
211 | |||
212 | int iaudio_decode(char *iname, char *oname) | ||
213 | { | ||
214 | size_t len; | ||
215 | int length; | ||
216 | FILE *file; | ||
217 | char *outbuf; | ||
218 | int i; | ||
219 | unsigned char sum = 0; | ||
220 | unsigned char filesum; | ||
221 | |||
222 | file = fopen(iname, "rb"); | ||
223 | if (!file) { | ||
224 | perror(iname); | ||
225 | return -1; | ||
226 | } | ||
227 | fseek(file,0,SEEK_END); | ||
228 | length = ftell(file); | ||
229 | |||
230 | fseek(file,0,SEEK_SET); | ||
231 | outbuf = malloc(length); | ||
232 | |||
233 | if ( !outbuf ) { | ||
234 | printf("out of memory!\n"); | ||
235 | return -1; | ||
236 | } | ||
237 | |||
238 | len = fread(outbuf, 1, length, file); | ||
239 | if(len < length) { | ||
240 | perror(iname); | ||
241 | return -2; | ||
242 | } | ||
243 | |||
244 | fclose(file); | ||
245 | |||
246 | for(i = 0; i < length-0x1030;i++) | ||
247 | sum += outbuf[0x1030 + i]; | ||
248 | |||
249 | filesum = outbuf[0x102b]; | ||
250 | |||
251 | if(filesum != sum) { | ||
252 | printf("Checksum mismatch!\n"); | ||
253 | return -1; | ||
254 | } | ||
255 | |||
256 | file = fopen(oname, "wb"); | ||
257 | if (!file) { | ||
258 | perror(oname); | ||
259 | return -3; | ||
260 | } | ||
261 | |||
262 | len = fwrite(outbuf+0x1030, 1, length-0x1030, file); | ||
263 | if(len < length-0x1030) { | ||
264 | perror(oname); | ||
265 | return -4; | ||
266 | } | ||
267 | |||
268 | fclose(file); | ||
269 | return 0; | ||
270 | } | ||
diff --git a/tools/scramble.c b/tools/scramble.c index 73e4925e48..d19ef89173 100644 --- a/tools/scramble.c +++ b/tools/scramble.c | |||
@@ -22,6 +22,8 @@ | |||
22 | #include <string.h> | 22 | #include <string.h> |
23 | #include "iriver.h" | 23 | #include "iriver.h" |
24 | 24 | ||
25 | int iaudio_encode(char *iname, char *oname); | ||
26 | |||
25 | enum | 27 | enum |
26 | { | 28 | { |
27 | ARCHOS_PLAYER, /* and V1 recorder */ | 29 | ARCHOS_PLAYER, /* and V1 recorder */ |
@@ -67,6 +69,7 @@ void usage(void) | |||
67 | "\t-neo SSI Neo format\n" | 69 | "\t-neo SSI Neo format\n" |
68 | "\t-mm=X Archos Multimedia format (X values: A=JBMM, B=AV1xx, C=AV3xx)\n" | 70 | "\t-mm=X Archos Multimedia format (X values: A=JBMM, B=AV1xx, C=AV3xx)\n" |
69 | "\t-iriver iRiver format\n" | 71 | "\t-iriver iRiver format\n" |
72 | "\t-iaudio iAudio format\n" | ||
70 | "\t-add=X Rockbox generic \"add-up\" checksum format\n" | 73 | "\t-add=X Rockbox generic \"add-up\" checksum format\n" |
71 | "\t (X values: h100, h120, h140, h300, ipco, nano, ipvd)\n" | 74 | "\t (X values: h100, h120, h140, h300, ipco, nano, ipvd)\n" |
72 | "\nNo option results in Archos standard player/recorder format.\n"); | 75 | "\nNo option results in Archos standard player/recorder format.\n"); |
@@ -184,6 +187,11 @@ int main (int argc, char** argv) | |||
184 | iriver_encode(iname, oname, FALSE); | 187 | iriver_encode(iname, oname, FALSE); |
185 | return 0; | 188 | return 0; |
186 | } | 189 | } |
190 | else if(!strcmp(argv[1], "-iaudio")) { | ||
191 | iname = argv[2]; | ||
192 | oname = argv[3]; | ||
193 | return iaudio_encode(iname, oname); | ||
194 | } | ||
187 | 195 | ||
188 | /* open file */ | 196 | /* open file */ |
189 | file = fopen(iname,"rb"); | 197 | file = fopen(iname,"rb"); |
@@ -353,3 +361,60 @@ int main (int argc, char** argv) | |||
353 | 361 | ||
354 | return 0; | 362 | return 0; |
355 | } | 363 | } |
364 | |||
365 | int iaudio_encode(char *iname, char *oname) | ||
366 | { | ||
367 | size_t len; | ||
368 | int length; | ||
369 | FILE *file; | ||
370 | unsigned char *outbuf; | ||
371 | int i; | ||
372 | unsigned char sum = 0; | ||
373 | |||
374 | file = fopen(iname, "rb"); | ||
375 | if (!file) { | ||
376 | perror(iname); | ||
377 | return -1; | ||
378 | } | ||
379 | fseek(file,0,SEEK_END); | ||
380 | length = ftell(file); | ||
381 | |||
382 | fseek(file,0,SEEK_SET); | ||
383 | outbuf = malloc(length+0x1030); | ||
384 | |||
385 | if ( !outbuf ) { | ||
386 | printf("out of memory!\n"); | ||
387 | return -1; | ||
388 | } | ||
389 | |||
390 | len = fread(outbuf+0x1030, 1, length, file); | ||
391 | if(len < length) { | ||
392 | perror(iname); | ||
393 | return -2; | ||
394 | } | ||
395 | |||
396 | memset(outbuf, 0, 0x1030); | ||
397 | strcpy((char *)outbuf, "COWON_X5_FW"); | ||
398 | |||
399 | for(i = 0; i < length;i++) | ||
400 | sum += outbuf[0x1030 + i]; | ||
401 | |||
402 | int2be(length, &outbuf[0x1024]); | ||
403 | outbuf[0x102b] = sum; | ||
404 | |||
405 | fclose(file); | ||
406 | |||
407 | file = fopen(oname, "wb"); | ||
408 | if (!file) { | ||
409 | perror(oname); | ||
410 | return -3; | ||
411 | } | ||
412 | |||
413 | len = fwrite(outbuf, 1, length+0x1030, file); | ||
414 | if(len < length) { | ||
415 | perror(oname); | ||
416 | return -4; | ||
417 | } | ||
418 | |||
419 | fclose(file); | ||
420 | } | ||