From 5501530a778ad588a8ccd3f1584ea58f74c0cec9 Mon Sep 17 00:00:00 2001 From: etobi Date: Tue, 3 Sep 2013 09:48:52 +0200 Subject: Imported Upstream version 1.1.1+rev1483 --- util/szap/tzap.c | 232 +++++++++++++++++++++++++------------------------------ 1 file changed, 107 insertions(+), 125 deletions(-) (limited to 'util/szap/tzap.c') diff --git a/util/szap/tzap.c b/util/szap/tzap.c index b24bc2c..ce63832 100644 --- a/util/szap/tzap.c +++ b/util/szap/tzap.c @@ -47,18 +47,18 @@ static int exit_after_tuning; #define CHANNEL_FILE "channels.conf" #define ERROR(x...) \ - do { \ - fprintf(stderr, "ERROR: "); \ - fprintf(stderr, x); \ - fprintf (stderr, "\n"); \ - } while (0) + do { \ + fprintf(stderr, "ERROR: "); \ + fprintf(stderr, x); \ + fprintf (stderr, "\n"); \ + } while (0) #define PERROR(x...) \ - do { \ - fprintf(stderr, "ERROR: "); \ - fprintf(stderr, x); \ - fprintf (stderr, " (%s)\n", strerror(errno)); \ - } while (0) + do { \ + fprintf(stderr, "ERROR: "); \ + fprintf(stderr, x); \ + fprintf (stderr, " (%s)\n", strerror(errno)); \ + } while (0) typedef struct { @@ -125,9 +125,7 @@ static const Param transmissionmode_list [] = { #define LIST_SIZE(x) sizeof(x)/sizeof(Param) - -static -int parse_param (int fd, const Param * plist, int list_size, int *param) +static int parse_param (int fd, const Param * plist, int list_size, int *param) { char c; int character = 0; @@ -157,8 +155,7 @@ int parse_param (int fd, const Param * plist, int list_size, int *param) } -static -int parse_int(int fd, int *val) +static int parse_int(int fd, int *val) { char number[11]; /* 2^32 needs 10 digits... */ int character = 0; @@ -190,8 +187,7 @@ int parse_int(int fd, int *val) } -static -int find_channel(int fd, const char *channel) +static int find_channel(int fd, const char *channel) { int character = 0; @@ -346,13 +342,11 @@ int parse(const char *fname, const char *channel, if ((err = try_parse_int(fd, apid, "Audio PID"))) return -13; - + if ((err = try_parse_int(fd, sid, "Service ID"))) return -14; - - - close(fd); + close(fd); return 0; } @@ -372,7 +366,7 @@ int setup_frontend (int fe_fd, struct dvb_frontend_parameters *frontend) return -1; } - if (silent<2) + if (silent < 2) fprintf (stderr,"tuning to %i Hz\n", frontend->frequency); if (ioctl(fe_fd, FE_SET_FRONTEND, frontend) < 0) { @@ -383,25 +377,20 @@ int setup_frontend (int fe_fd, struct dvb_frontend_parameters *frontend) return 0; } -static void -do_timeout(int x) +static void do_timeout(int x) { (void)x; - if (timeout_flag==0) - { - timeout_flag=1; + if (timeout_flag == 0) { + timeout_flag = 1; alarm(2); signal(SIGALRM, do_timeout); - } - else - { + } else { /* something has gone wrong ... exit */ exit(1); } } -static void -print_frontend_stats (int fe_fd, int human_readable) +static void print_frontend_stats(int fe_fd, int human_readable) { fe_status_t status; uint16_t snr, _signal; @@ -446,14 +435,13 @@ int check_frontend (int fe_fd, int human_readable) } #define BUFLEN (188*256) -static -void copy_to_file(int in_fd, int out_fd) +static void copy_to_file(int in_fd, int out_fd) { char buf[BUFLEN]; int r; long long int rc = 0LL; - while(timeout_flag==0) - { + + while (timeout_flag==0) { r=read(in_fd,buf,BUFLEN); if (r < 0) { if (errno == EOVERFLOW) { @@ -469,36 +457,36 @@ void copy_to_file(int in_fd, int out_fd) } rc+=r; } - if (silent<2) - { + + if (silent<2) { fprintf(stderr, "copied %lld bytes (%lld Kbytes/sec)\n",rc,rc/(1024*timeout)); } } static char *usage = - "usage:\n" - " tzap [options] \n" - " zap to channel channel_name (case insensitive)\n" - " -a number : use given adapter (default 0)\n" - " -f number : use given frontend (default 0)\n" - " -d number : use given demux (default 0)\n" - " -c file : read channels list from 'file'\n" - " -x : exit after tuning\n" - " -r : set up /dev/dvb/adapterX/dvr0 for TS recording\n" - " -p : add pat and pmt to TS recording (implies -r)\n" - " -s : only print summary\n" - " -S : run silently (no output)\n" - " -H : human readable output\n" - " -F : set up frontend only, don't touch demux\n" - " -t number : timeout (seconds)\n" - " -o file : output filename (use -o - for stdout)\n" - " -h -? : display this help and exit\n"; + "usage:\n" + " tzap [options] \n" + " zap to channel channel_name (case insensitive)\n" + " -a number : use given adapter (default 0)\n" + " -f number : use given frontend (default 0)\n" + " -d number : use given demux (default 0)\n" + " -c file : read channels list from 'file'\n" + " -x : exit after tuning\n" + " -r : set up /dev/dvb/adapterX/dvr0 for TS recording\n" + " -p : add pat and pmt to TS recording (implies -r)\n" + " -s : only print summary\n" + " -S : run silently (no output)\n" + " -H : human readable output\n" + " -F : set up frontend only, don't touch demux\n" + " -t number : timeout (seconds)\n" + " -o file : output filename (use -o - for stdout)\n" + " -h -? : display this help and exit\n"; int main(int argc, char **argv) { struct dvb_frontend_parameters frontend_param; - char *homedir = getenv ("HOME"); + char *homedir = getenv("HOME"); char *confname = NULL; char *channel = NULL; int adapter = 0, frontend = 0, demux = 0, dvr = 0; @@ -569,32 +557,37 @@ int main(int argc, char **argv) return -1; } - snprintf (FRONTEND_DEV, sizeof(FRONTEND_DEV), - "/dev/dvb/adapter%i/frontend%i", adapter, frontend); + snprintf(FRONTEND_DEV, + sizeof(FRONTEND_DEV), + "/dev/dvb/adapter%i/frontend%i", + adapter, + frontend); - snprintf (DEMUX_DEV, sizeof(DEMUX_DEV), - "/dev/dvb/adapter%i/demux%i", adapter, demux); + snprintf(DEMUX_DEV, + sizeof(DEMUX_DEV), + "/dev/dvb/adapter%i/demux%i", + adapter, + demux); - snprintf (DVR_DEV, sizeof(DVR_DEV), - "/dev/dvb/adapter%i/dvr%i", adapter, demux); + snprintf(DVR_DEV, + sizeof(DVR_DEV), + "/dev/dvb/adapter%i/dvr%i", + adapter, + demux); - if (silent<2) + if (silent < 2) fprintf (stderr,"using '%s' and '%s'\n", FRONTEND_DEV, DEMUX_DEV); - if (!confname) - { + if (!confname) { int len = strlen(homedir) + strlen(CHANNEL_FILE) + 18; if (!homedir) ERROR ("$HOME not set"); confname = malloc (len); - snprintf (confname, len, "%s/.tzap/%i/%s", - homedir, adapter, CHANNEL_FILE); + snprintf(confname, len, "%s/.tzap/%i/%s", homedir, adapter, CHANNEL_FILE); if (access (confname, R_OK)) - snprintf (confname, len, "%s/.tzap/%s", - homedir, CHANNEL_FILE); + snprintf(confname, len, "%s/.tzap/%s", homedir, CHANNEL_FILE); } printf("reading channels from file '%s'\n", confname); - memset(&frontend_param, 0, sizeof(struct dvb_frontend_parameters)); if (parse (confname, channel, &frontend_param, &vpid, &apid, &sid)) @@ -612,71 +605,62 @@ int main(int argc, char **argv) goto just_the_frontend_dude; if (rec_psi) { - pmtpid = get_pmt_pid(DEMUX_DEV, sid); - if (pmtpid <= 0) { - fprintf(stderr,"couldn't find pmt-pid for sid %04x\n",sid); - return -1; - } + pmtpid = get_pmt_pid(DEMUX_DEV, sid); + if (pmtpid <= 0) { + fprintf(stderr,"couldn't find pmt-pid for sid %04x\n",sid); + return -1; + } - if ((pat_fd = open(DEMUX_DEV, O_RDWR)) < 0) { - perror("opening pat demux failed"); - return -1; - } - if (set_pesfilter(pat_fd, 0, DMX_PES_OTHER, dvr) < 0) - return -1; + if ((pat_fd = open(DEMUX_DEV, O_RDWR)) < 0) { + perror("opening pat demux failed"); + return -1; + } + if (set_pesfilter(pat_fd, 0, DMX_PES_OTHER, dvr) < 0) + return -1; - if ((pmt_fd = open(DEMUX_DEV, O_RDWR)) < 0) { - perror("opening pmt demux failed"); - return -1; - } - if (set_pesfilter(pmt_fd, pmtpid, DMX_PES_OTHER, dvr) < 0) - return -1; + if ((pmt_fd = open(DEMUX_DEV, O_RDWR)) < 0) { + perror("opening pmt demux failed"); + return -1; + } + if (set_pesfilter(pmt_fd, pmtpid, DMX_PES_OTHER, dvr) < 0) + return -1; } - if ((video_fd = open(DEMUX_DEV, O_RDWR)) < 0) { - PERROR("failed opening '%s'", DEMUX_DEV); - return -1; - } + if ((video_fd = open(DEMUX_DEV, O_RDWR)) < 0) { + PERROR("failed opening '%s'", DEMUX_DEV); + return -1; + } if (silent<2) - fprintf (stderr,"video pid 0x%04x, audio pid 0x%04x\n", vpid, apid); + fprintf(stderr,"video pid 0x%04x, audio pid 0x%04x\n", vpid, apid); - if (set_pesfilter (video_fd, vpid, DMX_PES_VIDEO, dvr) < 0) + if (set_pesfilter(video_fd, vpid, DMX_PES_VIDEO, dvr) < 0) return -1; if ((audio_fd = open(DEMUX_DEV, O_RDWR)) < 0) { - PERROR("failed opening '%s'", DEMUX_DEV); - return -1; - } + PERROR("failed opening '%s'", DEMUX_DEV); + return -1; + } - if (set_pesfilter (audio_fd, apid, DMX_PES_AUDIO, dvr) < 0) + if (set_pesfilter(audio_fd, apid, DMX_PES_AUDIO, dvr) < 0) return -1; signal(SIGALRM,do_timeout); - if (timeout>0) + if (timeout > 0) alarm(timeout); - - if (record) - { - if (filename!=NULL) - { - if (strcmp(filename,"-")!=0) - { - file_fd = open (filename,O_WRONLY|O_LARGEFILE|O_CREAT,0644); - if (file_fd<0) - { + if (record) { + if (filename!=NULL) { + if (strcmp(filename,"-")!=0) { + file_fd = open(filename,O_WRONLY|O_LARGEFILE|O_CREAT,0644); + if (file_fd<0) { PERROR("open of '%s' failed",filename); return -1; } - } - else - { + } else { file_fd=1; } - } - else - { + } else { PERROR("Record mode but no filename!"); return -1; } @@ -686,23 +670,21 @@ int main(int argc, char **argv) return -1; } if (silent<2) - print_frontend_stats (frontend_fd, human_readable); + print_frontend_stats(frontend_fd, human_readable); copy_to_file(dvr_fd,file_fd); if (silent<2) - print_frontend_stats (frontend_fd, human_readable); - } - else { + print_frontend_stats(frontend_fd, human_readable); + } else { just_the_frontend_dude: - check_frontend (frontend_fd, human_readable); + check_frontend(frontend_fd, human_readable); } - close (pat_fd); - close (pmt_fd); - close (audio_fd); - close (video_fd); - close (frontend_fd); - + close(pat_fd); + close(pmt_fd); + close(audio_fd); + close(video_fd); + close(frontend_fd); return 0; } -- cgit v1.2.3