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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#!/usr/bin/perl
2# DVB firmware extractor
3#
4# (c) 2004 Andrew de Quincey
5#
6# This program is free software; you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation; either version 2 of the License, or
9# (at your option) any later version.
10#
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14#
15# GNU General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
18# along with this program; if not, write to the Free Software
19# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20
21use File::Temp qw/ tempdir /;
22use IO::Handle;
23
Giampiero Giancipoli3d8466e2006-02-07 06:49:09 -020024@components = ( "sp8870", "sp887x", "tda10045", "tda10046",
25 "tda10046lifeview", "av7110", "dec2000t", "dec2540t",
26 "dec3000s", "vp7041", "dibusb", "nxt2002", "nxt2004",
Marco Gittler59800552007-07-04 19:18:34 -030027 "or51211", "or51132_qam", "or51132_vsb", "bluebird",
Mauro Carvalho Chehabb888c5d2009-03-23 10:57:15 -030028 "opera1", "cx231xx", "cx18", "cx23885" );
Linus Torvalds1da177e2005-04-16 15:20:36 -070029
30# Check args
31syntax() if (scalar(@ARGV) != 1);
32$cid = $ARGV[0];
33
34# Do it!
35for ($i=0; $i < scalar(@components); $i++) {
36 if ($cid eq $components[$i]) {
37 $outfile = eval($cid);
38 die $@ if $@;
Ville Skytt\ä12e66f62006-01-09 15:25:38 -020039 print STDERR <<EOF;
Mauro Carvalho Chehabb888c5d2009-03-23 10:57:15 -030040Firmware(s) $outfile extracted successfully.
41Now copy it(they) to either /usr/lib/hotplug/firmware or /lib/firmware
Ville Skytt\ä12e66f62006-01-09 15:25:38 -020042(depending on configuration of firmware hotplug).
43EOF
Linus Torvalds1da177e2005-04-16 15:20:36 -070044 exit(0);
45 }
46}
47
48# If we get here, it wasn't found
49print STDERR "Unknown component \"$cid\"\n";
50syntax();
51
52
53
54
55# ---------------------------------------------------------------
56# Firmware-specific extraction subroutines
57
58sub sp8870 {
59 my $sourcefile = "tt_Premium_217g.zip";
Michael Krufky302170a2007-06-15 19:14:52 -030060 my $url = "http://www.softwarepatch.pl/9999ccd06a4813cb827dbb0005071c71/$sourcefile";
Linus Torvalds1da177e2005-04-16 15:20:36 -070061 my $hash = "53970ec17a538945a6d8cb608a7b3899";
62 my $outfile = "dvb-fe-sp8870.fw";
63 my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
64
65 checkstandard();
66
67 wgetfile($sourcefile, $url);
68 unzip($sourcefile, $tmpdir);
69 verify("$tmpdir/software/OEM/HE/App/boot/SC_MAIN.MC", $hash);
70 copy("$tmpdir/software/OEM/HE/App/boot/SC_MAIN.MC", $outfile);
71
72 $outfile;
73}
74
75sub sp887x {
76 my $sourcefile = "Dvbt1.3.57.6.zip";
77 my $url = "http://www.avermedia.com/software/$sourcefile";
78 my $cabfile = "DVBT Net Ver1.3.57.6/disk1/data1.cab";
79 my $hash = "237938d53a7f834c05c42b894ca68ac3";
80 my $outfile = "dvb-fe-sp887x.fw";
81 my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
82
83 checkstandard();
84 checkunshield();
85
86 wgetfile($sourcefile, $url);
87 unzip($sourcefile, $tmpdir);
88 unshield("$tmpdir/$cabfile", $tmpdir);
89 verify("$tmpdir/ZEnglish/sc_main.mc", $hash);
90 copy("$tmpdir/ZEnglish/sc_main.mc", $outfile);
91
92 $outfile;
93}
94
95sub tda10045 {
96 my $sourcefile = "tt_budget_217g.zip";
97 my $url = "http://www.technotrend.de/new/217g/$sourcefile";
98 my $hash = "2105fd5bf37842fbcdfa4bfd58f3594a";
99 my $outfile = "dvb-fe-tda10045.fw";
100 my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
101
102 checkstandard();
103
104 wgetfile($sourcefile, $url);
105 unzip($sourcefile, $tmpdir);
106 extract("$tmpdir/software/OEM/PCI/App/ttlcdacc.dll", 0x37ef9, 30555, "$tmpdir/fwtmp");
107 verify("$tmpdir/fwtmp", $hash);
108 copy("$tmpdir/fwtmp", $outfile);
109
110 $outfile;
111}
112
113sub tda10046 {
Andreas Arensc545d6a2007-08-15 17:37:16 -0300114 my $sourcefile = "TT_PCI_2.19h_28_11_2006.zip";
115 my $url = "http://technotrend-online.com/download/software/219/$sourcefile";
116 my $hash = "6a7e1e2f2644b162ff0502367553c72d";
117 my $outfile = "dvb-fe-tda10046.fw";
118 my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700119
Andreas Arensc545d6a2007-08-15 17:37:16 -0300120 checkstandard();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700121
Andreas Arensc545d6a2007-08-15 17:37:16 -0300122 wgetfile($sourcefile, $url);
123 unzip($sourcefile, $tmpdir);
124 extract("$tmpdir/TT_PCI_2.19h_28_11_2006/software/OEM/PCI/App/ttlcdacc.dll", 0x65389, 24478, "$tmpdir/fwtmp");
125 verify("$tmpdir/fwtmp", $hash);
126 copy("$tmpdir/fwtmp", $outfile);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700127
Andreas Arensc545d6a2007-08-15 17:37:16 -0300128 $outfile;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700129}
130
Giampiero Giancipoli3d8466e2006-02-07 06:49:09 -0200131sub tda10046lifeview {
132 my $sourcefile = "Drv_2.11.02.zip";
133 my $url = "http://www.lifeview.com.tw/drivers/pci_card/FlyDVB-T/$sourcefile";
134 my $hash = "1ea24dee4eea8fe971686981f34fd2e0";
135 my $outfile = "dvb-fe-tda10046.fw";
136 my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
137
138 checkstandard();
139
140 wgetfile($sourcefile, $url);
141 unzip($sourcefile, $tmpdir);
142 extract("$tmpdir/LVHybrid.sys", 0x8b088, 24602, "$tmpdir/fwtmp");
143 verify("$tmpdir/fwtmp", $hash);
144 copy("$tmpdir/fwtmp", $outfile);
145
146 $outfile;
147}
148
Linus Torvalds1da177e2005-04-16 15:20:36 -0700149sub av7110 {
150 my $sourcefile = "dvb-ttpci-01.fw-261d";
151 my $url = "http://www.linuxtv.org/downloads/firmware/$sourcefile";
152 my $hash = "603431b6259715a8e88f376a53b64e2f";
153 my $outfile = "dvb-ttpci-01.fw";
154
155 checkstandard();
156
157 wgetfile($sourcefile, $url);
158 verify($sourcefile, $hash);
159 copy($sourcefile, $outfile);
160
161 $outfile;
162}
163
164sub dec2000t {
165 my $sourcefile = "dec217g.exe";
166 my $url = "http://hauppauge.lightpath.net/de/$sourcefile";
167 my $hash = "bd86f458cee4a8f0a8ce2d20c66215a9";
168 my $outfile = "dvb-ttusb-dec-2000t.fw";
169 my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
170
171 checkstandard();
172
173 wgetfile($sourcefile, $url);
174 unzip($sourcefile, $tmpdir);
175 verify("$tmpdir/software/OEM/STB/App/Boot/STB_PC_T.bin", $hash);
176 copy("$tmpdir/software/OEM/STB/App/Boot/STB_PC_T.bin", $outfile);
177
178 $outfile;
179}
180
181sub dec2540t {
182 my $sourcefile = "dec217g.exe";
183 my $url = "http://hauppauge.lightpath.net/de/$sourcefile";
184 my $hash = "53e58f4f5b5c2930beee74a7681fed92";
185 my $outfile = "dvb-ttusb-dec-2540t.fw";
186 my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
187
188 checkstandard();
189
190 wgetfile($sourcefile, $url);
191 unzip($sourcefile, $tmpdir);
192 verify("$tmpdir/software/OEM/STB/App/Boot/STB_PC_X.bin", $hash);
193 copy("$tmpdir/software/OEM/STB/App/Boot/STB_PC_X.bin", $outfile);
194
195 $outfile;
196}
197
198sub dec3000s {
199 my $sourcefile = "dec217g.exe";
200 my $url = "http://hauppauge.lightpath.net/de/$sourcefile";
201 my $hash = "b013ececea83f4d6d8d2a29ac7c1b448";
202 my $outfile = "dvb-ttusb-dec-3000s.fw";
203 my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
204
205 checkstandard();
206
207 wgetfile($sourcefile, $url);
208 unzip($sourcefile, $tmpdir);
209 verify("$tmpdir/software/OEM/STB/App/Boot/STB_PC_S.bin", $hash);
210 copy("$tmpdir/software/OEM/STB/App/Boot/STB_PC_S.bin", $outfile);
211
212 $outfile;
213}
Marco Gittler59800552007-07-04 19:18:34 -0300214sub opera1{
215 my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 0);
216
217 checkstandard();
218 my $fwfile1="dvb-usb-opera1-fpga-01.fw";
219 my $fwfile2="dvb-usb-opera-01.fw";
220 extract("2830SCap2.sys", 0x62e8, 55024, "$tmpdir/opera1-fpga.fw");
221 extract("2830SLoad2.sys",0x3178,0x3685-0x3178,"$tmpdir/fw1part1");
222 extract("2830SLoad2.sys",0x0980,0x3150-0x0980,"$tmpdir/fw1part2");
223 delzero("$tmpdir/fw1part1","$tmpdir/fw1part1-1");
224 delzero("$tmpdir/fw1part2","$tmpdir/fw1part2-1");
225 verify("$tmpdir/fw1part1-1","5e0909858fdf0b5b09ad48b9fe622e70");
226 verify("$tmpdir/fw1part2-1","d6e146f321427e931df2c6fcadac37a1");
227 verify("$tmpdir/opera1-fpga.fw","0f8133f5e9051f5f3c1928f7e5a1b07d");
228
229 my $RES1="\x01\x92\x7f\x00\x01\x00";
230 my $RES0="\x01\x92\x7f\x00\x00\x00";
231 my $DAT1="\x01\x00\xe6\x00\x01\x00";
232 my $DAT0="\x01\x00\xe6\x00\x00\x00";
233 open FW,">$tmpdir/opera.fw";
234 print FW "$RES1";
235 print FW "$DAT1";
236 print FW "$RES1";
237 print FW "$DAT1";
238 appendfile(FW,"$tmpdir/fw1part1-1");
239 print FW "$RES0";
240 print FW "$DAT0";
241 print FW "$RES1";
242 print FW "$DAT1";
243 appendfile(FW,"$tmpdir/fw1part2-1");
244 print FW "$RES1";
245 print FW "$DAT1";
246 print FW "$RES0";
247 print FW "$DAT0";
248 copy ("$tmpdir/opera1-fpga.fw",$fwfile1);
249 copy ("$tmpdir/opera.fw",$fwfile2);
250
251 $fwfile1.",".$fwfile2;
252}
Linus Torvalds1da177e2005-04-16 15:20:36 -0700253
254sub vp7041 {
255 my $sourcefile = "2.422.zip";
256 my $url = "http://www.twinhan.com/files/driver/USB-Ter/$sourcefile";
257 my $hash = "e88c9372d1f66609a3e7b072c53fbcfe";
258 my $outfile = "dvb-vp7041-2.422.fw";
259 my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
260
261 checkstandard();
262
263 wgetfile($sourcefile, $url);
264 unzip($sourcefile, $tmpdir);
265 extract("$tmpdir/VisionDTV/Drivers/Win2K&XP/UDTTload.sys", 12503, 3036, "$tmpdir/fwtmp1");
266 extract("$tmpdir/VisionDTV/Drivers/Win2K&XP/UDTTload.sys", 2207, 10274, "$tmpdir/fwtmp2");
267
268 my $CMD = "\000\001\000\222\177\000";
269 my $PAD = "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000";
270 my ($FW);
271 open $FW, ">$tmpdir/fwtmp3";
272 print $FW "$CMD\001$PAD";
273 print $FW "$CMD\001$PAD";
274 appendfile($FW, "$tmpdir/fwtmp1");
275 print $FW "$CMD\000$PAD";
276 print $FW "$CMD\001$PAD";
277 appendfile($FW, "$tmpdir/fwtmp2");
278 print $FW "$CMD\001$PAD";
279 print $FW "$CMD\000$PAD";
280 close($FW);
281
282 verify("$tmpdir/fwtmp3", $hash);
283 copy("$tmpdir/fwtmp3", $outfile);
284
285 $outfile;
286}
287
288sub dibusb {
Adrian Bunkd7f2baa2006-03-22 00:43:59 +0100289 my $url = "http://www.linuxtv.org/downloads/firmware/dvb-usb-dibusb-5.0.0.11.fw";
Linus Torvalds1da177e2005-04-16 15:20:36 -0700290 my $outfile = "dvb-dibusb-5.0.0.11.fw";
291 my $hash = "fa490295a527360ca16dcdf3224ca243";
292
293 checkstandard();
294
295 wgetfile($outfile, $url);
296 verify($outfile,$hash);
297
298 $outfile;
299}
300
301sub nxt2002 {
Michael Krufkyba5f0a42006-04-23 01:55:38 -0300302 my $sourcefile = "Technisat_DVB-PC_4_4_COMPACT.zip";
Linus Torvalds1da177e2005-04-16 15:20:36 -0700303 my $url = "http://www.bbti.us/download/windows/$sourcefile";
Michael Krufkyba5f0a42006-04-23 01:55:38 -0300304 my $hash = "476befae8c7c1bb9648954060b1eec1f";
Linus Torvalds1da177e2005-04-16 15:20:36 -0700305 my $outfile = "dvb-fe-nxt2002.fw";
306 my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
307
308 checkstandard();
Michael Krufky50c25ff2006-01-09 15:25:34 -0200309
Linus Torvalds1da177e2005-04-16 15:20:36 -0700310 wgetfile($sourcefile, $url);
311 unzip($sourcefile, $tmpdir);
Michael Krufkyba5f0a42006-04-23 01:55:38 -0300312 verify("$tmpdir/SkyNET.sys", $hash);
313 extract("$tmpdir/SkyNET.sys", 331624, 5908, $outfile);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700314
315 $outfile;
316}
317
Kirk Lapray04a45922005-11-08 21:35:46 -0800318sub nxt2004 {
319 my $sourcefile = "AVerTVHD_MCE_A180_Drv_v1.2.2.16.zip";
320 my $url = "http://www.aver.com/support/Drivers/$sourcefile";
321 my $hash = "111cb885b1e009188346d72acfed024c";
322 my $outfile = "dvb-fe-nxt2004.fw";
323 my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
324
325 checkstandard();
326
327 wgetfile($sourcefile, $url);
328 unzip($sourcefile, $tmpdir);
329 verify("$tmpdir/3xHybrid.sys", $hash);
330 extract("$tmpdir/3xHybrid.sys", 465304, 9584, $outfile);
331
332 $outfile;
333}
334
Linus Torvalds1da177e2005-04-16 15:20:36 -0700335sub or51211 {
336 my $fwfile = "dvb-fe-or51211.fw";
337 my $url = "http://linuxtv.org/downloads/firmware/$fwfile";
338 my $hash = "d830949c771a289505bf9eafc225d491";
339
340 checkstandard();
341
342 wgetfile($fwfile, $url);
343 verify($fwfile, $hash);
344
345 $fwfile;
346}
347
Mauro Carvalho Chehab06e95092009-03-19 12:10:00 -0300348sub cx231xx {
349 my $fwfile = "v4l-cx231xx-avcore-01.fw";
350 my $url = "http://linuxtv.org/downloads/firmware/$fwfile";
351 my $hash = "7d3bb956dc9df0eafded2b56ba57cc42";
352
353 checkstandard();
354
355 wgetfile($fwfile, $url);
356 verify($fwfile, $hash);
357
358 $fwfile;
359}
360
Mauro Carvalho Chehabb888c5d2009-03-23 10:57:15 -0300361sub cx18 {
362 my $url = "http://linuxtv.org/downloads/firmware/";
363
364 my %files = (
365 'v4l-cx23418-apu.fw' => '588f081b562f5c653a3db1ad8f65939a',
366 'v4l-cx23418-cpu.fw' => 'b6c7ed64bc44b1a6e0840adaeac39d79',
367 'v4l-cx23418-dig.fw' => '95bc688d3e7599fd5800161e9971cc55',
368 );
369
370 checkstandard();
371
372 my $allfiles;
373 foreach my $fwfile (keys %files) {
374 wgetfile($fwfile, "$url/$fwfile");
375 verify($fwfile, $files{$fwfile});
376 $allfiles .= " $fwfile";
377 }
378
379 $allfiles =~ s/^\s//;
380
381 $allfiles;
382}
383
Mauro Carvalho Chehab5297e6f2009-03-23 11:46:19 -0300384sub cx23885 {
385 my $url = "http://linuxtv.org/downloads/firmware/";
386
387 my %files = (
388 'v4l-cx23885-avcore-01.fw' => 'a9f8f5d901a7fb42f552e1ee6384f3bb',
389 'v4l-cx23885-enc.fw' => 'a9f8f5d901a7fb42f552e1ee6384f3bb',
390 'v4l-cx25840.fw' => 'dadb79e9904fc8af96e8111d9cb59320',
391 );
392
393 checkstandard();
394
395 my $allfiles;
396 foreach my $fwfile (keys %files) {
397 wgetfile($fwfile, "$url/$fwfile");
398 verify($fwfile, $files{$fwfile});
399 $allfiles .= " $fwfile";
400 }
401
402 $allfiles =~ s/^\s//;
403
404 $allfiles;
405}
406
Linus Torvalds1da177e2005-04-16 15:20:36 -0700407sub or51132_qam {
408 my $fwfile = "dvb-fe-or51132-qam.fw";
409 my $url = "http://linuxtv.org/downloads/firmware/$fwfile";
410 my $hash = "7702e8938612de46ccadfe9b413cb3b5";
411
412 checkstandard();
413
414 wgetfile($fwfile, $url);
415 verify($fwfile, $hash);
416
417 $fwfile;
418}
419
420sub or51132_vsb {
421 my $fwfile = "dvb-fe-or51132-vsb.fw";
422 my $url = "http://linuxtv.org/downloads/firmware/$fwfile";
423 my $hash = "c16208e02f36fc439a557ad4c613364a";
424
425 checkstandard();
426
427 wgetfile($fwfile, $url);
428 verify($fwfile, $hash);
429
430 $fwfile;
431}
432
Michael Krufkyd8e6acf2006-01-09 15:32:42 -0200433sub bluebird {
Michael Krufkycec41832006-01-09 18:21:40 -0200434 my $url = "http://www.linuxtv.org/download/dvb/firmware/dvb-usb-bluebird-01.fw";
Michael Krufkyd8e6acf2006-01-09 15:32:42 -0200435 my $outfile = "dvb-usb-bluebird-01.fw";
436 my $hash = "658397cb9eba9101af9031302671f49d";
437
438 checkstandard();
439
440 wgetfile($outfile, $url);
441 verify($outfile,$hash);
442
443 $outfile;
444}
445
Linus Torvalds1da177e2005-04-16 15:20:36 -0700446# ---------------------------------------------------------------
447# Utilities
448
449sub checkstandard {
450 if (system("which unzip > /dev/null 2>&1")) {
451 die "This firmware requires the unzip command - see ftp://ftp.info-zip.org/pub/infozip/UnZip.html\n";
452 }
453 if (system("which md5sum > /dev/null 2>&1")) {
454 die "This firmware requires the md5sum command - see http://www.gnu.org/software/coreutils/\n";
455 }
456 if (system("which wget > /dev/null 2>&1")) {
457 die "This firmware requires the wget command - see http://wget.sunsite.dk/\n";
458 }
459}
460
461sub checkunshield {
462 if (system("which unshield > /dev/null 2>&1")) {
463 die "This firmware requires the unshield command - see http://sourceforge.net/projects/synce/\n";
464 }
465}
466
467sub wgetfile {
468 my ($sourcefile, $url) = @_;
469
470 if (! -f $sourcefile) {
471 system("wget -O \"$sourcefile\" \"$url\"") and die "wget failed - unable to download firmware";
472 }
473}
474
475sub unzip {
476 my ($sourcefile, $todir) = @_;
477
478 $status = system("unzip -q -o -d \"$todir\" \"$sourcefile\" 2>/dev/null" );
479 if ((($status >> 8) > 2) || (($status & 0xff) != 0)) {
480 die ("unzip failed - unable to extract firmware");
481 }
482}
483
484sub unshield {
485 my ($sourcefile, $todir) = @_;
486
487 system("unshield x -d \"$todir\" \"$sourcefile\" > /dev/null" ) and die ("unshield failed - unable to extract firmware");
488}
489
490sub verify {
491 my ($filename, $hash) = @_;
492 my ($testhash);
493
494 open(CMD, "md5sum \"$filename\"|");
495 $testhash = <CMD>;
496 $testhash =~ /([a-zA-Z0-9]*)/;
497 $testhash = $1;
498 close CMD;
499 die "Hash of extracted file does not match!\n" if ($testhash ne $hash);
500}
501
502sub copy {
503 my ($from, $to) = @_;
504
505 system("cp -f \"$from\" \"$to\"") and die ("cp failed");
506}
507
508sub extract {
509 my ($infile, $offset, $length, $outfile) = @_;
510 my ($chunklength, $buf, $rcount);
511
512 open INFILE, "<$infile";
513 open OUTFILE, ">$outfile";
514 sysseek(INFILE, $offset, SEEK_SET);
515 while($length > 0) {
516 # Calc chunk size
517 $chunklength = 2048;
518 $chunklength = $length if ($chunklength > $length);
519
520 $rcount = sysread(INFILE, $buf, $chunklength);
521 die "Ran out of data\n" if ($rcount != $chunklength);
522 syswrite(OUTFILE, $buf);
523 $length -= $rcount;
524 }
525 close INFILE;
526 close OUTFILE;
527}
528
529sub appendfile {
530 my ($FH, $infile) = @_;
531 my ($buf);
532
533 open INFILE, "<$infile";
534 while(1) {
535 $rcount = sysread(INFILE, $buf, 2048);
536 last if ($rcount == 0);
537 print $FH $buf;
538 }
539 close(INFILE);
540}
541
Marco Gittler59800552007-07-04 19:18:34 -0300542sub delzero{
543 my ($infile,$outfile) =@_;
544
545 open INFILE,"<$infile";
546 open OUTFILE,">$outfile";
547 while (1){
548 $rcount=sysread(INFILE,$buf,22);
549 $len=ord(substr($buf,0,1));
550 print OUTFILE substr($buf,0,1);
551 print OUTFILE substr($buf,2,$len+3);
552 last if ($rcount<1);
553 printf OUTFILE "%c",0;
554#print $len." ".length($buf)."\n";
555
556 }
557 close(INFILE);
558 close(OUTFILE);
559}
560
Linus Torvalds1da177e2005-04-16 15:20:36 -0700561sub syntax() {
562 print STDERR "syntax: get_dvb_firmware <component>\n";
563 print STDERR "Supported components:\n";
564 for($i=0; $i < scalar(@components); $i++) {
565 print STDERR "\t" . $components[$i] . "\n";
566 }
567 exit(1);
568}