cmdline.c

dvbsnoop is a DVB/MPEG stream analyzer program. The program can be used to sniff, monitor, debug, d

/*
$Id: cmdline.c,v 1.48 2005/08/12 23:02:35 rasc Exp $


 DVBSNOOP

 a dvb sniffer  and mpeg2 stream analyzer tool
 http://dvbsnoop.sourceforge.net/

 (c) 2001-2005   [e-mail] (rasc)






$Log: cmdline.c,v $
Revision 1.48  2005/08/12 23:02:35  rasc
New shortcut options: -adapter and -devnr to select dvb cards/adapters or device numbers on a card.
This is a shortcut for -demux -dvr and -frontend...

Revision 1.47  2005/08/11 21:02:16  rasc
minor changes, man page

Revision 1.46  2005/08/10 21:28:18  rasc
New: Program Stream handling  (-s ps)

Revision 1.45  2005/08/02 22:57:46  rasc
Option -N, rewrite offline filters (TS & Section)

Revision 1.44  2005/07/31 21:47:59  rasc
soft CRC for sections...

Revision 1.43  2005/07/11 23:06:47  rasc
Multibyte section filter redesign:  -f 0x4F.22.33.44.55.66 -m 0x.FF.FF.FF etc.
Manpage update

Revision 1.42  2005/06/27 20:28:17  rasc
first version for a man page

Revision 1.41  2005/01/17 19:41:22  rasc
Bugfix: data broadcast descriptor (tnx to Sergio SAGLIOCCO, SecureLAB)

Revision 1.40  2004/12/07 21:01:42  rasc
Large file support (> 2 GB) for -if cmd option. (tnx to K.Zheng,  Philips.com for reporting)

Revision 1.39  2004/11/16 23:02:50  rasc
cmd option "-tsraw" for full/raw TS read (if supported by hard-/firmware)

Revision 1.38  2004/11/03 21:00:59  rasc
 - New: "premiere.de" private tables and descriptors (tnx to Peter.Pavlov, Premiere)
 - New: cmd option "-privateprovider <provider name>"
 - New: Private provider sections and descriptors decoding
 - Changed: complete restructuring of private descriptors and sections

Revision 1.37  2004/10/12 21:12:05  rasc
no message

Revision 1.36  2004/10/12 20:37:48  rasc
 - Changed: TS pid filtering from file, behavior changed
 - New: new cmdline option -maxdmx <n>  (replaces -f using pidscan)
 - misc. changes

Revision 1.35  2004/09/01 20:20:34  rasc
new cmdline option: -buffersize KB  (set demux buffersize in KBytes)

Revision 1.34  2004/04/15 03:38:50  rasc
new: TransportStream sub-decoding (ts2PES, ts2SEC)  [-tssubdecode]
checks for continuity errors, etc. and decode in TS enclosed sections/pes packets

Revision 1.33  2004/04/01 19:19:06  rasc
cmdline options renamed...

Revision 1.32  2004/03/31 21:14:23  rasc
New: Spider section pids  (snoop referenced section pids),
some minor changes

Revision 1.31  2004/03/21 00:37:47  rasc
Query FrontEnd Info  (option: -s feinfo)

Revision 1.30  2004/03/09 20:59:23  rasc
VPS decoding (someone check the NPP & PTY code output please...)

Revision 1.29  2004/02/28 12:13:03  rasc
minor stuff

Revision 1.28  2004/02/21 00:50:41  rasc
bugfix: MHP AIT descriptors

Revision 1.27  2004/02/20 22:18:40  rasc
DII complete (hopefully)
BIOP::ModuleInfo  (damned, who is spreading infos over several standards???)
maybe someone give me a hint on the selector_byte info!!!
some minor changes...

Revision 1.26  2004/02/16 22:45:37  rasc
small bugfix: crc is 32 bit

Revision 1.25  2004/02/15 22:22:28  rasc
cmd option: -hexdumpbuffer -nohexdumpbuffer

Revision 1.24  2004/01/29 22:34:49  rasc
-sync: default now

Revision 1.23  2004/01/22 22:26:35  rasc
pes_pack_header
section read timeout

Revision 1.22  2004/01/06 14:06:09  rasc
no message

Revision 1.21  2004/01/03 15:40:47  rasc
simple frontend signal status query added "-s signal"

Revision 1.20  2004/01/01 20:09:26  rasc
DSM-CC INT/UNT descriptors
PES-sync changed, TS sync changed,
descriptor scope
other changes

Revision 1.19  2003/12/28 22:53:41  rasc
some minor changes/cleanup

Revision 1.18  2003/12/28 14:00:26  rasc
bugfix: section read from input file
some changes on packet header output

Revision 1.17  2003/12/28 00:01:14  rasc
some minor changes/adds...

Revision 1.16  2003/12/17 23:57:29  rasc
add. hexdump mode, different layout for some purpose
option:  -ph 4

Revision 1.15  2003/12/15 22:29:27  rasc
pidscan improved, problems with max filters on demux

Revision 1.14  2003/12/15 20:09:49  rasc
no message

Revision 1.13  2003/12/14 23:38:46  rasc
- bandwidth reporting for a PID

Revision 1.12  2003/12/10 20:07:15  rasc
minor stuff

Revision 1.11  2003/12/09 21:02:31  rasc
transponder pid-scan improved (should be sufficient now)

Revision 1.10  2003/12/07 23:36:13  rasc
pidscan on transponder
- experimental(!)

Revision 1.9  2003/12/03 20:06:35  obi
- reduced auto* to minimal required checks, obsoletes acinclude.m4
- added version number to configure.ac, removed it from version.h
  (needed for "make dist" anyway)
- removed autoheader dependency

Revision 1.8  2003/11/26 16:27:46  rasc
- mpeg4 descriptors
- simplified bit decoding and output function

Revision 1.7  2003/11/24 23:52:17  rasc
-sync option, some TS and PES stuff;
dsm_addr inactive, may be wrong - due to missing ISO 13818-6

Revision 1.6  2003/11/01 17:05:46  rasc
no message

Revision 1.5  2003/10/16 20:45:47  rasc
no message

Revision 1.4  2003/10/16 19:02:27  rasc
some updates to dvbsnoop...
- small bugfixes
- tables updates from ETR 162

Revision 1.3  2003/07/06 05:28:52  obi
compatibility stuff.. now there is only one version for old and new drivers
which selects the api at configure time

Revision 1.2  2001/10/06 18:19:18  Toerli
Steuerzeichen entfernt. rasc wuerdest du mal bitte nen gescheiten unix-konformen Editor verwenden... windows editoren sind ungeeignet

Revision 1.1  2001/09/30 13:05:20  rasc
dvbsnoop v0.7  -- Commit to CVS


*/


#include "dvbsnoop.h"
#include "cmdline.h"
#include "dvb_api/dvb_api.h"
#include "private/userdefs.h"



static void title (void);
static void usage (void);

static char *set_DVB_device (char *str, const char *path_mask, int adapter, int devnr);

// -- GetOptionPtr
static OPTION *opt_ptr = NULL;

// -- mem for dvb devices
static char  strDEV_DEMUX[DVB_MAX_DEV_PATH_LEN];
static char  strDEV_DVR[DVB_MAX_DEV_PATH_LEN];
static char  strDEV_FRONTEND[DVB_MAX_DEV_PATH_LEN];






/*
  -- set default options and decode cmdline
  -- return 0=abort, 1= ok (&opt set)

*/

int  cmdline_options (int argc, char **argv, OPTION *opt)

{
  char  *s;
  int   i;

  /*
    -- init options
  */

  opt->buffer_hexdump = 1;
  opt->printhex = -1;		// see below
  opt->printdecode = -1;	// see below
  opt->binary_out = 0;
  opt->outPidFile = (char *) NULL;
  opt->inpPidFile = (char *) NULL;
  opt->devDemux = (char *) NULL;
  opt->devDvr = (char *) NULL;
  opt->devFE = (char *) NULL;
  opt->dvbAdapterNr = DVB_STD_ADAPTER_NR;	// default
  opt->dvbDeviceNr  = DVB_STD_DEVICE_NR;	// default
  opt->rd_buffer_size = 0L;	// use default read buffersize
  opt->pid = INVALID_PID;
  opt->timeout_ms = 0;		// no timeout (0) or default timeout in ms (SECTIONS)
  opt->max_dmx_filter = 0;	// use module default  (pidscan)
  opt->crc = 0;
  opt->soft_crc = 0;
  opt->spider_pid = 0;
  opt->ts_subdecode = 0;
  opt->rd_all_sections = 0;	// read all section no. for a pid 
  opt->ts_raw_mode = 0;
  opt->rd_packet_count = 0;
  opt->dec_packet_count = 0;
  opt->packet_header_sync = 1;
  opt->packet_mode = SECT;
  opt->time_mode = FULL_TIME;
  opt->hide_copyright= 0;
  opt->help = 0;
  opt->privateProviderStr = (char *)NULL;  // decoding known private tables/descriptors, ProviderStr

  opt->filterLen = 0;
  memset(opt->filter, 0, DMX_FILTER_SIZE);
  memset(opt->mask,   0, DMX_FILTER_SIZE);


  // -- store for getOption 
  opt_ptr = opt;


  /*
   -- Simple parse of cmdline
  */

  i = 0;
  while (++i < argc) {