diff options
Diffstat (limited to 'util/szap/szap.c')
| -rw-r--r-- | util/szap/szap.c | 962 |
1 files changed, 494 insertions, 468 deletions
diff --git a/util/szap/szap.c b/util/szap/szap.c index 78da3a6..9de752e 100644 --- a/util/szap/szap.c +++ b/util/szap/szap.c @@ -75,46 +75,46 @@ static int exit_after_tuning; static int interactive; static char *usage_str = - "\nusage: szap -q\n" - " list known channels\n" - " szap [options] {-n channel-number|channel_name}\n" - " zap to channel via number or full 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" - " -b : enable Audio Bypass (default no)\n" - " -x : exit after tuning\n" - " -H : human readable output\n" - " -r : set up /dev/dvb/adapterX/dvr0 for TS recording\n" - " -l lnb-type (DVB-S Only) (use -l help to print types) or \n" - " -l low[,high[,switch]] in Mhz\n" - " -i : run interactively, allowing you to type in channel names\n" - " -p : add pat and pmt to TS recording (implies -r)\n" - " or -n numbers for zapping\n"; + "\nusage: szap -q\n" + " list known channels\n" + " szap [options] {-n channel-number|channel_name}\n" + " zap to channel via number or full 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" + " -b : enable Audio Bypass (default no)\n" + " -x : exit after tuning\n" + " -H : human readable output\n" + " -r : set up /dev/dvb/adapterX/dvr0 for TS recording\n" + " -l lnb-type (DVB-S Only) (use -l help to print types) or \n" + " -l low[,high[,switch]] in Mhz\n" + " -i : run interactively, allowing you to type in channel names\n" + " -p : add pat and pmt to TS recording (implies -r)\n" + " or -n numbers for zapping\n"; struct diseqc_cmd { - struct dvb_diseqc_master_cmd cmd; - uint32_t wait; + struct dvb_diseqc_master_cmd cmd; + uint32_t wait; }; void diseqc_send_msg(int fd, fe_sec_voltage_t v, struct diseqc_cmd *cmd, fe_sec_tone_mode_t t, fe_sec_mini_cmd_t b) { - if (ioctl(fd, FE_SET_TONE, SEC_TONE_OFF) == -1) - perror("FE_SET_TONE failed"); - if (ioctl(fd, FE_SET_VOLTAGE, v) == -1) - perror("FE_SET_VOLTAGE failed"); - usleep(15 * 1000); - if (ioctl(fd, FE_DISEQC_SEND_MASTER_CMD, &cmd->cmd) == -1) - perror("FE_DISEQC_SEND_MASTER_CMD failed"); - usleep(cmd->wait * 1000); - usleep(15 * 1000); - if (ioctl(fd, FE_DISEQC_SEND_BURST, b) == -1) - perror("FE_DISEQC_SEND_BURST failed"); - usleep(15 * 1000); - if (ioctl(fd, FE_SET_TONE, t) == -1) - perror("FE_SET_TONE failed"); + if (ioctl(fd, FE_SET_TONE, SEC_TONE_OFF) == -1) + perror("FE_SET_TONE failed"); + if (ioctl(fd, FE_SET_VOLTAGE, v) == -1) + perror("FE_SET_VOLTAGE failed"); + usleep(15 * 1000); + if (ioctl(fd, FE_DISEQC_SEND_MASTER_CMD, &cmd->cmd) == -1) + perror("FE_DISEQC_SEND_MASTER_CMD failed"); + usleep(cmd->wait * 1000); + usleep(15 * 1000); + if (ioctl(fd, FE_DISEQC_SEND_BURST, b) == -1) + perror("FE_DISEQC_SEND_BURST failed"); + usleep(15 * 1000); + if (ioctl(fd, FE_SET_TONE, t) == -1) + perror("FE_SET_TONE failed"); } @@ -125,89 +125,89 @@ void diseqc_send_msg(int fd, fe_sec_voltage_t v, struct diseqc_cmd *cmd, */ static int diseqc(int secfd, int sat_no, int pol_vert, int hi_band) { - struct diseqc_cmd cmd = - { {{0xe0, 0x10, 0x38, 0xf0, 0x00, 0x00}, 4}, 0 }; + struct diseqc_cmd cmd = + { {{0xe0, 0x10, 0x38, 0xf0, 0x00, 0x00}, 4}, 0 }; - /* param: high nibble: reset bits, low nibble set bits, - * bits are: option, position, polarization, band - */ - cmd.cmd.msg[3] = - 0xf0 | (((sat_no * 4) & 0x0f) | (hi_band ? 1 : 0) | (pol_vert ? 0 : 2)); + /* param: high nibble: reset bits, low nibble set bits, + * bits are: option, position, polarization, band + */ + cmd.cmd.msg[3] = + 0xf0 | (((sat_no * 4) & 0x0f) | (hi_band ? 1 : 0) | (pol_vert ? 0 : 2)); - diseqc_send_msg(secfd, pol_vert ? SEC_VOLTAGE_13 : SEC_VOLTAGE_18, - &cmd, hi_band ? SEC_TONE_ON : SEC_TONE_OFF, - sat_no % 2 ? SEC_MINI_B : SEC_MINI_A); + diseqc_send_msg(secfd, pol_vert ? SEC_VOLTAGE_13 : SEC_VOLTAGE_18, + &cmd, hi_band ? SEC_TONE_ON : SEC_TONE_OFF, + sat_no % 2 ? SEC_MINI_B : SEC_MINI_A); - return TRUE; + return TRUE; } static int do_tune(int fefd, unsigned int ifreq, unsigned int sr) { - struct dvb_frontend_parameters tuneto; - struct dvb_frontend_event ev; - - /* discard stale QPSK events */ - while (1) { - if (ioctl(fefd, FE_GET_EVENT, &ev) == -1) - break; - } - - tuneto.frequency = ifreq; - tuneto.inversion = INVERSION_AUTO; - tuneto.u.qpsk.symbol_rate = sr; - tuneto.u.qpsk.fec_inner = FEC_AUTO; - - if (ioctl(fefd, FE_SET_FRONTEND, &tuneto) == -1) { - perror("FE_SET_FRONTEND failed"); - return FALSE; - } - - return TRUE; + struct dvb_frontend_parameters tuneto; + struct dvb_frontend_event ev; + + /* discard stale QPSK events */ + while (1) { + if (ioctl(fefd, FE_GET_EVENT, &ev) == -1) + break; + } + + tuneto.frequency = ifreq; + tuneto.inversion = INVERSION_AUTO; + tuneto.u.qpsk.symbol_rate = sr; + tuneto.u.qpsk.fec_inner = FEC_AUTO; + + if (ioctl(fefd, FE_SET_FRONTEND, &tuneto) == -1) { + perror("FE_SET_FRONTEND failed"); + return FALSE; + } + + return TRUE; } -static -int check_frontend (int fe_fd, int dvr, int human_readable) +static int check_frontend (int fe_fd, int dvr, int human_readable) { - (void)dvr; - fe_status_t status; - uint16_t snr, signal; - uint32_t ber, uncorrected_blocks; - int timeout = 0; - - do { - if (ioctl(fe_fd, FE_READ_STATUS, &status) == -1) - perror("FE_READ_STATUS failed"); - /* some frontends might not support all these ioctls, thus we - * avoid printing errors */ - if (ioctl(fe_fd, FE_READ_SIGNAL_STRENGTH, &signal) == -1) - signal = -2; - if (ioctl(fe_fd, FE_READ_SNR, &snr) == -1) - snr = -2; - if (ioctl(fe_fd, FE_READ_BER, &ber) == -1) - ber = -2; - if (ioctl(fe_fd, FE_READ_UNCORRECTED_BLOCKS, &uncorrected_blocks) == -1) - uncorrected_blocks = -2; - - if (human_readable) { - printf ("status %02x | signal %3u%% | snr %3u%% | ber %d | unc %d | ", - status, (signal * 100) / 0xffff, (snr * 100) / 0xffff, ber, uncorrected_blocks); - } else { - printf ("status %02x | signal %04x | snr %04x | ber %08x | unc %08x | ", - status, signal, snr, ber, uncorrected_blocks); - } + (void)dvr; + fe_status_t status; + uint16_t snr, signal; + uint32_t ber, uncorrected_blocks; + int timeout = 0; + + do { + if (ioctl(fe_fd, FE_READ_STATUS, &status) == -1) + perror("FE_READ_STATUS failed"); + /* some frontends might not support all these ioctls, thus we + * avoid printing errors + */ + if (ioctl(fe_fd, FE_READ_SIGNAL_STRENGTH, &signal) == -1) + signal = -2; + if (ioctl(fe_fd, FE_READ_SNR, &snr) == -1) + snr = -2; + if (ioctl(fe_fd, FE_READ_BER, &ber) == -1) + ber = -2; + if (ioctl(fe_fd, FE_READ_UNCORRECTED_BLOCKS, &uncorrected_blocks) == -1) + uncorrected_blocks = -2; + + if (human_readable) { + printf ("status %02x | signal %3u%% | snr %3u%% | ber %d | unc %d | ", + status, (signal * 100) / 0xffff, (snr * 100) / 0xffff, ber, uncorrected_blocks); + } else { + printf ("status %02x | signal %04x | snr %04x | ber %08x | unc %08x | ", + status, signal, snr, ber, uncorrected_blocks); + } - if (status & FE_HAS_LOCK) - printf("FE_HAS_LOCK"); - printf("\n"); + if (status & FE_HAS_LOCK) + printf("FE_HAS_LOCK"); + printf("\n"); - if (exit_after_tuning && ((status & FE_HAS_LOCK) || (++timeout >= 10))) - break; + if (exit_after_tuning && ((status & FE_HAS_LOCK) || (++timeout >= 10))) + break; - usleep(1000000); - } while (1); + usleep(1000000); + } while (1); - return 0; + return 0; } @@ -217,126 +217,125 @@ int zap_to(unsigned int adapter, unsigned int frontend, unsigned int demux, unsigned int sr, unsigned int vpid, unsigned int apid, int sid, int dvr, int rec_psi, int bypass, int human_readable) { - char fedev[128], dmxdev[128], auddev[128]; - static int fefd, dmxfda, dmxfdv, audiofd = -1, patfd, pmtfd; - int pmtpid; - uint32_t ifreq; - int hiband, result; - static struct dvb_frontend_info fe_info; - - if (!fefd) { - snprintf(fedev, sizeof(fedev), FRONTENDDEVICE, adapter, frontend); - snprintf(dmxdev, sizeof(dmxdev), DEMUXDEVICE, adapter, demux); - snprintf(auddev, sizeof(auddev), AUDIODEVICE, adapter, demux); - printf("using '%s' and '%s'\n", fedev, dmxdev); - - if ((fefd = open(fedev, O_RDWR | O_NONBLOCK)) < 0) { - perror("opening frontend failed"); - return FALSE; - } - - result = ioctl(fefd, FE_GET_INFO, &fe_info); - - if (result < 0) { - perror("ioctl FE_GET_INFO failed"); - close(fefd); - return FALSE; - } - - if (fe_info.type != FE_QPSK) { - fprintf(stderr, "frontend device is not a QPSK (DVB-S) device!\n"); - close(fefd); - return FALSE; - } - - if ((dmxfdv = open(dmxdev, O_RDWR)) < 0) { - perror("opening video demux failed"); - close(fefd); - return FALSE; - } - - if ((dmxfda = open(dmxdev, O_RDWR)) < 0) { - perror("opening audio demux failed"); - close(fefd); - return FALSE; - } - - if (dvr == 0) /* DMX_OUT_DECODER */ - audiofd = open(auddev, O_RDWR); - - if (rec_psi){ - if ((patfd = open(dmxdev, O_RDWR)) < 0) { - perror("opening pat demux failed"); - close(audiofd); - close(dmxfda); - close(dmxfdv); - close(fefd); - return FALSE; - } - - if ((pmtfd = open(dmxdev, O_RDWR)) < 0) { - perror("opening pmt demux failed"); - close(patfd); - close(audiofd); - close(dmxfda); - close(dmxfdv); - close(fefd); - return FALSE; - } - } - } - - hiband = 0; - if (lnb_type.switch_val && lnb_type.high_val && - freq >= lnb_type.switch_val) - hiband = 1; - - if (hiband) - ifreq = freq - lnb_type.high_val; - else { - if (freq < lnb_type.low_val) - ifreq = lnb_type.low_val - freq; - else - ifreq = freq - lnb_type.low_val; - } - result = FALSE; - - if (diseqc(fefd, sat_no, pol, hiband)) - if (do_tune(fefd, ifreq, sr)) - if (set_pesfilter(dmxfdv, vpid, DMX_PES_VIDEO, dvr)) - if (audiofd >= 0) - (void)ioctl(audiofd, AUDIO_SET_BYPASS_MODE, bypass); - if (set_pesfilter(dmxfda, apid, DMX_PES_AUDIO, dvr)) { - if (rec_psi) { - pmtpid = get_pmt_pid(dmxdev, sid); - if (pmtpid < 0) { - result = FALSE; - } - if (pmtpid == 0) { - fprintf(stderr,"couldn't find pmt-pid for sid %04x\n",sid); - result = FALSE; - } - if (set_pesfilter(patfd, 0, DMX_PES_OTHER, dvr)) - if (set_pesfilter(pmtfd, pmtpid, DMX_PES_OTHER, dvr)) - result = TRUE; - } else { - result = TRUE; - } - } - - check_frontend (fefd, dvr, human_readable); - - if (!interactive) { - close(patfd); - close(pmtfd); - if (audiofd >= 0) - close(audiofd); - close(dmxfda); - close(dmxfdv); - close(fefd); - } - - return result; + char fedev[128], dmxdev[128], auddev[128]; + static int fefd, dmxfda, dmxfdv, audiofd = -1, patfd, pmtfd; + int pmtpid; + uint32_t ifreq; + int hiband, result; + static struct dvb_frontend_info fe_info; + + if (!fefd) { + snprintf(fedev, sizeof(fedev), FRONTENDDEVICE, adapter, frontend); + snprintf(dmxdev, sizeof(dmxdev), DEMUXDEVICE, adapter, demux); + snprintf(auddev, sizeof(auddev), AUDIODEVICE, adapter, demux); + printf("using '%s' and '%s'\n", fedev, dmxdev); + + if ((fefd = open(fedev, O_RDWR | O_NONBLOCK)) < 0) { + perror("opening frontend failed"); + return FALSE; + } + + result = ioctl(fefd, FE_GET_INFO, &fe_info); + if (result < 0) { + perror("ioctl FE_GET_INFO failed"); + close(fefd); + return FALSE; + } + + if (fe_info.type != FE_QPSK) { + fprintf(stderr, "frontend device is not a QPSK (DVB-S) device!\n"); + close(fefd); + return FALSE; + } + + if ((dmxfdv = open(dmxdev, O_RDWR)) < 0) { + perror("opening video demux failed"); + close(fefd); + return FALSE; + } + + if ((dmxfda = open(dmxdev, O_RDWR)) < 0) { + perror("opening audio demux failed"); + close(fefd); + return FALSE; + } + + if (dvr == 0) /* DMX_OUT_DECODER */ + audiofd = open(auddev, O_RDWR); + + if (rec_psi) { + if ((patfd = open(dmxdev, O_RDWR)) < 0) { + perror("opening pat demux failed"); + close(audiofd); + close(dmxfda); + close(dmxfdv); + close(fefd); + return FALSE; + } + if ((pmtfd = open(dmxdev, O_RDWR)) < 0) { + perror("opening pmt demux failed"); + close(patfd); + close(audiofd); + close(dmxfda); + close(dmxfdv); + close(fefd); + return FALSE; + } + } + } + + hiband = 0; + if (lnb_type.switch_val && lnb_type.high_val && freq >= lnb_type.switch_val) + hiband = 1; + + if (hiband) + ifreq = freq - lnb_type.high_val; + else { + if (freq < lnb_type.low_val) + ifreq = lnb_type.low_val - freq; + else + ifreq = freq - lnb_type.low_val; + } + result = FALSE; + + if (diseqc(fefd, sat_no, pol, hiband)) + if (do_tune(fefd, ifreq, sr)) + if (set_pesfilter(dmxfdv, vpid, DMX_PES_VIDEO, dvr)) + if (audiofd >= 0) + (void)ioctl(audiofd, AUDIO_SET_BYPASS_MODE, bypass); + + if (set_pesfilter(dmxfda, apid, DMX_PES_AUDIO, dvr)) { + if (rec_psi) { + pmtpid = get_pmt_pid(dmxdev, sid); + if (pmtpid < 0) { + result = FALSE; + } + if (pmtpid == 0) { + fprintf(stderr,"couldn't find pmt-pid for sid %04x\n",sid); + result = FALSE; + } + if (set_pesfilter(patfd, 0, DMX_PES_OTHER, dvr)) + if (set_pesfilter(pmtfd, pmtpid, DMX_PES_OTHER, dvr)) + result = TRUE; + } else { + result = TRUE; + } + } + + check_frontend (fefd, dvr, human_readable); + if (!interactive) { + close(patfd); + close(pmtfd); + + if (audiofd >= 0) + close(audiofd); + + close(dmxfda); + close(dmxfdv); + close(fefd); + } + + return result; } @@ -346,165 +345,174 @@ static int read_channels(const char *filename, int list_channels, unsigned int demux, int dvr, int rec_psi, int bypass, int human_readable) { - FILE *cfp; - char buf[4096]; - char inp[256]; - char *field, *tmp, *p; - unsigned int line; - unsigned int freq, pol, sat_no, sr, vpid, apid, sid; - int ret; + FILE *cfp; + char buf[4096]; + char inp[256]; + char *field, *tmp, *p; + unsigned int line; + unsigned int freq, pol, sat_no, sr, vpid, apid, sid; + int ret; again: - line = 0; - if (!(cfp = fopen(filename, "r"))) { - fprintf(stderr, "error opening channel list '%s': %d %m\n", - filename, errno); - return FALSE; - } + line = 0; + if (!(cfp = fopen(filename, "r"))) { + fprintf(stderr, "error opening channel list '%s': %d %m\n", + filename, errno); + return FALSE; + } + + if (interactive) { + fprintf(stderr, "\n>>> "); + + if (!fgets(inp, sizeof(inp), stdin)) { + printf("\n"); + return -1; + } + if (inp[0] == '-' && inp[1] == 'n') { + chan_no = strtoul(inp+2, NULL, 0); + chan_name = NULL; + if (!chan_no) { + fprintf(stderr, "bad channel number\n"); + goto again; + } + } else { + p = strchr(inp, '\n'); + if (p) + *p = '\0'; + chan_name = inp; + chan_no = 0; + } + } + + while (!feof(cfp)) { + if (fgets(buf, sizeof(buf), cfp)) { + line++; + + if (chan_no && chan_no != line) + continue; + + tmp = buf; + field = strsep(&tmp, ":"); + + if (!field) + goto syntax_err; + + if (list_channels) { + printf("%03u %s\n", line, field); + continue; + } + + if (chan_name && strcasecmp(chan_name, field) != 0) + continue; + + printf("zapping to %d '%s':\n", line, field); + + if (!(field = strsep(&tmp, ":"))) + goto syntax_err; + + freq = strtoul(field, NULL, 0); + + if (!(field = strsep(&tmp, ":"))) + goto syntax_err; + + pol = (field[0] == 'h' ? 0 : 1); + + if (!(field = strsep(&tmp, ":"))) + goto syntax_err; + + sat_no = strtoul(field, NULL, 0); - if (interactive) { - fprintf(stderr, "\n>>> "); - if (!fgets(inp, sizeof(inp), stdin)) { - printf("\n"); - return -1; - } - if (inp[0] == '-' && inp[1] == 'n') { - chan_no = strtoul(inp+2, NULL, 0); - chan_name = NULL; - if (!chan_no) { - fprintf(stderr, "bad channel number\n"); - goto again; - } - } else { - p = strchr(inp, '\n'); - if (p) - *p = '\0'; - chan_name = inp; - chan_no = 0; - } - } - - while (!feof(cfp)) { - if (fgets(buf, sizeof(buf), cfp)) { - line++; - - if (chan_no && chan_no != line) - continue; - - tmp = buf; - field = strsep(&tmp, ":"); - - if (!field) - goto syntax_err; - - if (list_channels) { - printf("%03u %s\n", line, field); - continue; - } - - if (chan_name && strcasecmp(chan_name, field) != 0) - continue; - - printf("zapping to %d '%s':\n", line, field); - - if (!(field = strsep(&tmp, ":"))) - goto syntax_err; - - freq = strtoul(field, NULL, 0); - - if (!(field = strsep(&tmp, ":"))) - goto syntax_err; - - pol = (field[0] == 'h' ? 0 : 1); - - if (!(field = strsep(&tmp, ":"))) - goto syntax_err; - - sat_no = strtoul(field, NULL, 0); - - if (!(field = strsep(&tmp, ":"))) - goto syntax_err; - - sr = strtoul(field, NULL, 0) * 1000; - - if (!(field = strsep(&tmp, ":"))) - goto syntax_err; - - vpid = strtoul(field, NULL, 0); - if (!vpid) - vpid = 0x1fff; - - if (!(field = strsep(&tmp, ":"))) - goto syntax_err; - - p = strchr(field, ';'); - - if (p) { - *p = '\0'; - p++; - if (bypass) { - if (!p || !*p) - goto syntax_err; - field = p; - } - } - - apid = strtoul(field, NULL, 0); - if (!apid) - apid = 0x1fff; - - if (!(field = strsep(&tmp, ":"))) - goto syntax_err; - - sid = strtoul(field, NULL, 0); - - printf("sat %u, frequency = %u MHz %c, symbolrate %u, " - "vpid = 0x%04x, apid = 0x%04x sid = 0x%04x\n", - sat_no, freq, pol ? 'V' : 'H', sr, vpid, apid, sid); + if (!(field = strsep(&tmp, ":"))) + goto syntax_err; - fclose(cfp); - - ret = zap_to(adapter, frontend, demux, sat_no, freq * 1000, - pol, sr, vpid, apid, sid, dvr, rec_psi, bypass, human_readable); - if (interactive) - goto again; + sr = strtoul(field, NULL, 0) * 1000; - if (ret) - return TRUE; + if (!(field = strsep(&tmp, ":"))) + goto syntax_err; - return FALSE; + vpid = strtoul(field, NULL, 0); + if (!vpid) + vpid = 0x1fff; - syntax_err: - fprintf(stderr, "syntax error in line %u: '%s'\n", line, buf); - } else if (ferror(cfp)) { - fprintf(stderr, "error reading channel list '%s': %d %m\n", - filename, errno); - fclose(cfp); - return FALSE; - } else - break; - } + if (!(field = strsep(&tmp, ":"))) + goto syntax_err; - fclose(cfp); + p = strchr(field, ';'); - if (!list_channels) { - fprintf(stderr, "channel not found\n"); - if (!interactive) - return FALSE; - } - if (interactive) - goto again; + if (p) { + *p = '\0'; + p++; + if (bypass) { + if (!p || !*p) + goto syntax_err; + field = p; + } + } + apid = strtoul(field, NULL, 0); + if (!apid) + apid = 0x1fff; + + if (!(field = strsep(&tmp, ":"))) + goto syntax_err; + + sid = strtoul(field, NULL, 0); + + printf("sat %u, frequency = %u MHz %c, symbolrate %u, " + "vpid = 0x%04x, apid = 0x%04x sid = 0x%04x\n", + sat_no, freq, pol ? 'V' : 'H', sr, vpid, apid, sid); + + fclose(cfp); + + ret = zap_to(adapter, + frontend, + demux, + sat_no, + freq * 1000, + pol, + sr, + vpid, + apid, + sid, + dvr, + rec_psi, + bypass, + human_readable); + + if (interactive) + goto again; + if (ret) + return TRUE; + + return FALSE; +syntax_err: + fprintf(stderr, "syntax error in line %u: '%s'\n", line, buf); + } else if (ferror(cfp)) { + fprintf(stderr, "error reading channel list '%s': %d %m\n", filename, errno); + fclose(cfp); + return FALSE; + } else { + break; + } + } + + fclose(cfp); + if (!list_channels) { + fprintf(stderr, "channel not found\n"); + if (!interactive) + return FALSE; + } + if (interactive) + goto again; - return TRUE; + return TRUE; } -void -bad_usage(char *pname, int prlnb) +void bad_usage(char *pname, int prlnb) { -int i; -struct lnb_types_st *lnbp; -char **cp; + int i; + struct lnb_types_st *lnbp; + char **cp; if (!prlnb) { fprintf (stderr, usage_str, pname); @@ -523,107 +531,125 @@ char **cp; int main(int argc, char *argv[]) { - const char *home; - char chanfile[2 * PATH_MAX]; - int list_channels = 0; - unsigned int chan_no = 0; - const char *chan_name = NULL; - unsigned int adapter = 0, frontend = 0, demux = 0, dvr = 0, rec_psi = 0; - int bypass = 0; - int opt, copt = 0; - int human_readable = 0; - - lnb_type = *lnb_enum(0); - while ((opt = getopt(argc, argv, "Hhqrpn:a:f:d:c:l:xib")) != -1) { - switch (opt) - { - case '?': - case 'h': - default: - bad_usage(argv[0], 0); - case 'b': - bypass = 1; - break; - case 'q': - list_channels = 1; - break; - case 'r': - dvr = 1; - break; - case 'n': - chan_no = strtoul(optarg, NULL, 0); - break; - case 'a': - adapter = strtoul(optarg, NULL, 0); - break; - case 'f': - frontend = strtoul(optarg, NULL, 0); - break; - case 'p': - rec_psi = 1; - break; - case 'd': - demux = strtoul(optarg, NULL, 0); - break; - case 'c': - copt = 1; - strncpy(chanfile, optarg, sizeof(chanfile)); - break; - case 'l': - if (lnb_decode(optarg, &lnb_type) < 0) { - bad_usage(argv[0], 1); + const char *home; + char chanfile[2 * PATH_MAX]; + int list_channels = 0; + unsigned int chan_no = 0; + const char *chan_name = NULL; + unsigned int adapter = 0, frontend = 0, demux = 0, dvr = 0, rec_psi = 0; + int bypass = 0; + int opt, copt = 0; + int human_readable = 0; + + lnb_type = *lnb_enum(0); + + while ((opt = getopt(argc, argv, "Hhqrpn:a:f:d:c:l:xib")) != -1) { + switch (opt) { + case '?': + case 'h': + default: + bad_usage(argv[0], 0); + case 'b': + bypass = 1; + break; + case 'q': + list_channels = 1; + break; + case 'r': + dvr = 1; + break; + case 'n': + chan_no = strtoul(optarg, NULL, 0); + break; + case 'a': + adapter = strtoul(optarg, NULL, 0); + break; + case 'f': + frontend = strtoul(optarg, NULL, 0); + break; + case 'p': + rec_psi = 1; + break; + case 'd': + demux = strtoul(optarg, NULL, 0); + break; + case 'c': + copt = 1; + strncpy(chanfile, optarg, sizeof(chanfile)); + break; + case 'l': + if (lnb_decode(optarg, &lnb_type) < 0) { + bad_usage(argv[0], 1); + return -1; + } + break; + case 'x': + exit_after_tuning = 1; + break; + case 'H': + human_readable = 1; + break; + case 'i': + interactive = 1; + exit_after_tuning = 1; + } + } + lnb_type.low_val *= 1000; /* convert to kiloherz */ + lnb_type.high_val *= 1000; /* convert to kiloherz */ + lnb_type.switch_val *= 1000; /* convert to kiloherz */ + + if (optind < argc) + chan_name = argv[optind]; + + if (chan_name && chan_no) { + bad_usage(argv[0], 0); + return -1; + } + if (list_channels && (chan_name || chan_no)) { + bad_usage(argv[0], 0); + return -1; + } + if (!list_channels && !chan_name && !chan_no && !interactive) { + bad_usage(argv[0], 0); return -1; - } - break; - case 'x': - exit_after_tuning = 1; - break; - case 'H': - human_readable = 1; - break; - case 'i': - interactive = 1; - exit_after_tuning = 1; - } - } - lnb_type.low_val *= 1000; /* convert to kiloherz */ - lnb_type.high_val *= 1000; /* convert to kiloherz */ - lnb_type.switch_val *= 1000; /* convert to kiloherz */ - if (optind < argc) - chan_name = argv[optind]; - if (chan_name && chan_no) { - bad_usage(argv[0], 0); - return -1; - } - if (list_channels && (chan_name || chan_no)) { - bad_usage(argv[0], 0); - return -1; - } - if (!list_channels && !chan_name && !chan_no && !interactive) { - bad_usage(argv[0], 0); - return -1; - } - - if (!copt) { - if (!(home = getenv("HOME"))) { - fprintf(stderr, "error: $HOME not set\n"); - return TRUE; - } - snprintf(chanfile, sizeof(chanfile), - "%s/.szap/%i/%s", home, adapter, CHANNEL_FILE); - if (access(chanfile, R_OK)) - snprintf(chanfile, sizeof(chanfile), - "%s/.szap/%s", home, CHANNEL_FILE); - } - - printf("reading channels from file '%s'\n", chanfile); - - if (rec_psi) - dvr=1; - - if (!read_channels(chanfile, list_channels, chan_no, chan_name, - adapter, frontend, demux, dvr, rec_psi, bypass, human_readable)) - return TRUE; - - return FALSE; + } + + if (!copt) { + if (!(home = getenv("HOME"))) { + fprintf(stderr, "error: $HOME not set\n"); + return TRUE; + } + snprintf(chanfile, + sizeof(chanfile), + "%s/.szap/%i/%s", + home, + adapter, + CHANNEL_FILE); + + if (access(chanfile, R_OK)) + snprintf(chanfile, + sizeof(chanfile), + "%s/.szap/%s", + home, + CHANNEL_FILE); + } + printf("reading channels from file '%s'\n", chanfile); + + if (rec_psi) + dvr=1; + + if (!read_channels(chanfile, + list_channels, + chan_no, + chan_name, + adapter, + frontend, + demux, + dvr, + rec_psi, + bypass, + human_readable)) + return TRUE; + + return FALSE; } |