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dvb.c
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dvb.c
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/*
* Copyright (C) 2014-2020 Catalin Toda <catalinii@yahoo.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
*/
#include "dvb.h"
#include "adapter.h"
#include "ca.h"
#include "minisatip.h"
#include "utils.h"
#include <arpa/inet.h>
#include <ctype.h>
#include <errno.h>
#include <fcntl.h>
#include <math.h>
#include <net/if.h>
#include <netdb.h>
#include <netinet/in.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <time.h>
#include <unistd.h>
#define DEFAULT_LOG LOG_DVB
#define DEV_FRONTEND "/dev/dvb/adapter%d/frontend%d"
#define DEV_DEMUX "/dev/dvb/adapter%d/demux%d"
#define DEV_DVR "/dev/dvb/adapter%d/dvr%d"
#define DEV_SEC "/dev/dvb/adapter%d/sec%d"
#ifdef ENIGMA
#ifndef DMX_SET_SOURCE
/**
* DMX_SET_SOURCE and dmx_source enum removed on 4.14 kernel
* From Github.com/OpenPLI/enigma2 commit 7996dbb
**/
enum dmx_source {
DMX_SOURCE_FRONT0 = 0,
DMX_SOURCE_FRONT1,
DMX_SOURCE_FRONT2,
DMX_SOURCE_FRONT3,
DMX_SOURCE_DVR0 = 16,
DMX_SOURCE_DVR1,
DMX_SOURCE_DVR2,
DMX_SOURCE_DVR3
};
#define DMX_SET_SOURCE _IOW('o', 49, enum dmx_source)
#endif
#endif
char *fe_pilot[] = {"on", "off", " ", // auto
NULL};
char *fe_rolloff[] = {"0.35", "0.20", "0.25", " ", // auto
"0.15", "0.10", "0.05", NULL};
char *fe_delsys[] = {"undefined", "dvbc", "dvbcb", "dvbt", "dss", "dvbs",
"dvbs2", "dvbh", "isdbt", "isdbs", "isdbc", "atsc",
"atscmh", "dmbth", "cmmb", "dab", "dvbt2", "turbo",
"dvbcc", "dvbc2", NULL};
char *fe_fec[] = {"none", "12", "23", "34", "45", "56",
"67", "78", "89", " ", // auto
"35", "910", "25", "14", "13", NULL};
char *fe_modulation[] = {
"qpsk", "16qam", "32qam", "64qam", "128qam", "256qam", " ", // auto
"8vsb", "16vsb", "8psk", "16apsk", "32apsk", "dqpsk", "qam_4_nr",
"64apsk", "128apsk", "256apsk", NULL};
char *fe_tmode[] = {"2k", "8k", " ", // auto
"4k", "1k", "16k", "32k", "c1", "c3780", NULL};
char *fe_gi[] = {"132", "116", "18", "14", " ", // auto
"1128", "19128", "19256", "pn420", "pn595", "pn945", NULL};
char *fe_hierarchy[] = {"HIERARCHY_NONE", "HIERARCHY_1", "HIERARCHY_2",
"HIERARCHY_4", "HIERARCHY_AUTO", NULL};
char *fe_specinv[] = {"off", "on", " ", // auto
NULL};
char *fe_inversion[] = {"0", "1", " ", // auto
NULL};
char *fe_pol[] = {"none", "v", "h", "r", "l", NULL};
char *fe_pls_mode[] = {"root", "gold", "combo", NULL};
#define make_func(a) \
char *get_##a(int i) { \
if (i >= 0 && i < (int)sizeof(fe_##a) / sizeof(fe_##a[0])) { \
if (fe_##a[i][0] == 32) \
return ""; \
else \
return fe_##a[i]; \
} \
return "NONE"; \
}
make_func(pilot);
make_func(rolloff);
make_func(delsys);
make_func(fec);
make_func(modulation);
make_func(tmode);
make_func(gi);
make_func(specinv);
make_func(inversion);
make_func(pol);
make_func(pls_mode);
#define INVALID_URL(a) \
{ \
LOG(a); \
return 0; \
}
char def_pids[100];
int detect_dvb_parameters(char *s, transponder *tp) {
char *arg[30];
int la, i;
tp->sys = -1;
tp->freq = -1;
tp->inversion = -1;
tp->hprate = -1;
tp->tmode = -1;
tp->gi = -1;
tp->bw = -1;
tp->sm = -1;
tp->t2id = -1;
tp->fe = -1;
tp->ro = -1;
tp->mtype = -1;
tp->plts = -1;
tp->fec = -1;
tp->sr = -1;
tp->pol = -1;
tp->diseqc = -1;
tp->c2tft = -1;
tp->ds = -1;
tp->plp_isi = TP_VALUE_UNSET;
tp->pls_mode = -1;
tp->pls_code = -1;
tp->pids = tp->apids = tp->dpids = tp->x_pmt = NULL;
while (*s > 0 && *s != '?')
s++;
if (*s == 0)
LOG_AND_RETURN(0, "no ? found in URL");
s++;
if (strstr(s, "freq="))
init_dvb_parameters(tp);
LOG("detect_dvb_parameters (S)-> %s", s);
la = split(arg, s, ARRAY_SIZE(arg), '&');
for (i = 0; i < la; i++) {
if (strncmp("msys=", arg[i], 5) == 0)
tp->sys = map_int(arg[i] + 5, fe_delsys);
if (strncmp("freq=", arg[i], 5) == 0)
tp->freq = map_float(arg[i] + 5, 1000);
if (strncmp("pol=", arg[i], 4) == 0)
tp->pol = map_int(arg[i] + 4, fe_pol);
if (strncmp("sr=", arg[i], 3) == 0)
tp->sr = map_int(arg[i] + 3, NULL) * 1000;
if (strncmp("fe=", arg[i], 3) == 0)
tp->fe = map_int(arg[i] + 3, NULL);
if (strncmp("src=", arg[i], 4) == 0)
tp->diseqc = map_int(arg[i] + 4, NULL);
if (strncmp("ro=", arg[i], 3) == 0)
tp->ro = map_int(arg[i] + 3, fe_rolloff);
if (strncmp("mtype=", arg[i], 6) == 0)
tp->mtype = map_int(arg[i] + 6, fe_modulation);
if (strncmp("fec=", arg[i], 4) == 0)
tp->fec = map_int(arg[i] + 4, fe_fec);
if (strncmp("plts=", arg[i], 5) == 0)
tp->plts = map_int(arg[i] + 5, fe_pilot);
if (strncmp("gi=", arg[i], 3) == 0)
tp->gi = map_int(arg[i] + 3, fe_gi);
if (strncmp("tmode=", arg[i], 6) == 0)
tp->tmode = map_int(arg[i] + 6, fe_tmode);
if (strncmp("bw=", arg[i], 3) == 0)
tp->bw = map_float(arg[i] + 3, 1000000);
if (strncmp("specinv=", arg[i], 8) == 0)
tp->inversion = map_int(arg[i] + 8, NULL);
if (strncmp("c2tft=", arg[i], 6) == 0)
tp->c2tft = map_int(arg[i] + 6, NULL);
if (strncmp("ds=", arg[i], 3) == 0)
tp->ds = map_int(arg[i] + 3, NULL);
if (strncmp("plp=", arg[i], 4) == 0 || strncmp("isi=", arg[i], 4) == 0)
tp->plp_isi = map_int(arg[i] + 4, NULL);
if (strncmp("plsm=", arg[i], 5) == 0)
tp->pls_mode = map_int(arg[i] + 5, fe_pls_mode);
if (strncmp("plsc=", arg[i], 5) == 0)
tp->pls_code = map_int(arg[i] + 5, NULL);
if (strncmp("x_pmt=", arg[i], 6) == 0)
tp->x_pmt = arg[i] + 6;
if (strncmp("pids=", arg[i], 5) == 0)
tp->pids = arg[i] + 5;
if (strncmp("addpids=", arg[i], 8) == 0)
tp->apids = arg[i] + 8;
if (strncmp("delpids=", arg[i], 8) == 0)
tp->dpids = arg[i] + 8;
}
if (tp->pids && strstr(tp->pids, "all")) {
strcpy(def_pids, "8192");
// map pids=all to essential pids
tp->pids = (char *)def_pids;
}
if (tp->pids && strncmp(tp->pids, "none", 4) == 0)
tp->pids = "";
// if(!msys)INVALID_URL("no msys= found in URL");
// if(freq<10)INVALID_URL("no freq= found in URL or frequency
// invalid"); if((msys==SYS_DVBS || msys==SYS_DVBS2) && (pol!='H' &&
// pol!='V'))INVALID_URL("no pol= found in URL or pol is not H or V");
LOG("detect_dvb_parameters (E) -> src=%d, fe=%d, freq=%d, fec=%d, sr=%d, "
"pol=%d, ro=%d, msys=%d, mtype=%d, plts=%d, bw=%d, inv=%d, pids=%s - "
"apids=%s - dpids=%s x_pmt=%s",
tp->diseqc, tp->fe, tp->freq, tp->fec, tp->sr, tp->pol, tp->ro, tp->sys,
tp->mtype, tp->plts, tp->bw, tp->inversion,
tp->pids ? tp->pids : "NULL", tp->apids ? tp->apids : "NULL",
tp->dpids ? tp->dpids : "NULL", tp->x_pmt ? tp->x_pmt : "NULL");
return 0;
}
void init_dvb_parameters(transponder *tp) {
memset(tp, 0, sizeof(transponder));
tp->inversion = INVERSION_AUTO;
tp->hprate = FEC_AUTO;
tp->tmode = TRANSMISSION_MODE_AUTO;
tp->gi = GUARD_INTERVAL_AUTO;
tp->bw = 8000000;
tp->ro = ROLLOFF_AUTO;
tp->mtype = QAM_AUTO;
tp->plts = PILOT_AUTO;
tp->fec = FEC_AUTO;
tp->ds = TP_VALUE_UNSET;
tp->plp_isi = TP_VALUE_UNSET;
tp->pls_mode = TP_VALUE_UNSET;
tp->pls_code = TP_VALUE_UNSET;
}
void copy_dvb_parameters(transponder *s, transponder *d) {
LOG("copy_dvb_param start -> src=%d, fe=%d, freq=%d, fec=%d, sr=%d, "
"pol=%d, "
"ro=%d, msys=%d, mtype=%d, plts=%d, bw=%d, inv=%d, pids=%s, apids=%s, "
"dpids=%s x_pmt=%s",
d->diseqc, d->fe, d->freq, d->fec, d->sr, d->pol, d->ro, d->sys,
d->mtype, d->plts, d->bw, d->inversion, d->pids ? d->pids : "NULL",
d->apids ? d->apids : "NULL", d->dpids ? d->dpids : "NULL",
d->x_pmt ? d->x_pmt : "NULL");
if (s->sys != -1)
d->sys = s->sys;
if (s->freq != -1)
d->freq = s->freq;
if (s->inversion != -1)
d->inversion = s->inversion;
if (s->hprate != -1)
d->hprate = s->hprate;
if (s->tmode != -1)
d->tmode = s->tmode;
if (s->gi != -1)
d->gi = s->gi;
if (s->bw != -1)
d->bw = s->bw;
if (s->sm != -1)
d->sm = s->sm;
if (s->t2id != -1)
d->t2id = s->t2id;
if (s->fe != -1)
d->fe = s->fe;
if (s->ro != -1)
d->ro = s->ro;
if (s->mtype != -1)
d->mtype = s->mtype;
if (s->plts != -1)
d->plts = s->plts;
if (s->fec != -1)
d->fec = s->fec;
if (s->sr != -1)
d->sr = s->sr;
if (s->pol != -1)
d->pol = s->pol;
if (s->diseqc != -1)
d->diseqc = s->diseqc;
if (s->c2tft != -1)
d->c2tft = s->c2tft;
if (s->ds != TP_VALUE_UNSET)
d->ds = s->ds;
if (s->plp_isi != TP_VALUE_UNSET)
d->plp_isi = s->plp_isi;
if (s->pls_mode != TP_VALUE_UNSET)
d->pls_mode = s->pls_mode;
if (s->pls_code != -1)
d->pls_code = s->pls_code;
d->x_pmt = s->x_pmt;
d->apids = s->apids;
d->pids = s->pids;
d->dpids = s->dpids;
if (d->diseqc < 1) // force position 1 on the diseqc switch
d->diseqc = 1;
if ((d->sys == SYS_DVBS2) && (d->mtype == -1))
d->mtype = PSK_8;
if ((d->sys == SYS_DVBS) && (d->mtype == -1))
d->mtype = QPSK;
LOG("copy_dvb_parameters -> src=%d, fe=%d, freq=%d, fec=%d sr=%d, pol=%d, "
"ro=%d, msys=%d, mtype=%d, plts=%d, bw=%d, inv=%d, pids=%s, apids=%s, "
"dpids=%s x_pmt=%s",
d->diseqc, d->fe, d->freq, d->fec, d->sr, d->pol, d->ro, d->sys,
d->mtype, d->plts, d->bw, d->inversion, d->pids ? d->pids : "NULL",
d->apids ? d->apids : "NULL", d->dpids ? d->dpids : "NULL",
d->x_pmt ? d->x_pmt : "NULL");
}
#ifndef DISABLE_LINUXDVB
struct diseqc_cmd {
struct dvb_diseqc_master_cmd cmd;
uint32_t wait;
};
// based on enigma2 fbc.cpp, setProcData
void set_proc_data(int adapter, char *name, int val) {
char filename[100];
sprintf(filename, "/proc/stb/frontend/%d/%s", adapter, name);
LOG("setProcData %s -> %d", filename, val);
FILE *fp = fopen(filename, "w");
if (fp) {
fprintf(fp, "%d", val);
fclose(fp);
} else {
LOG("setProcData open failed, %s: %m", filename);
}
}
void dvb_set_demux_source(adapter *ad) {
#ifdef DMX_SET_SOURCE
if (ad->dmx_source >= 0) {
char buf[255];
sprintf(buf, DEV_DEMUX, ad->pa, ad->fn);
int dmx = open(buf, O_RDWR | O_NONBLOCK);
if (dmx <= 0)
LOG("DMX_SET_SOURCE: Failed opening %s", buf)
else if (ioctl(dmx, DMX_SET_SOURCE, &ad->dmx_source)) {
LOG("DMX_SET_SOURCE failed for adapter %d - %d: %s", ad->id, errno,
strerror(errno));
} else
LOG("Set DMX_SET_SOURCE for adapter %d to %d", ad->id,
ad->dmx_source);
if (dmx >= 0)
close(dmx);
}
#endif
}
int dvb_open_device(adapter *ad) {
char buf[100];
int use_demux = opts.use_demux_device == USE_DEMUX ||
opts.use_demux_device == USE_PES_FILTERS_AND_DEMUX;
LOG("trying to open [%d] adapter %d and frontend %d", ad->id, ad->pa,
ad->fn);
sprintf(buf, DEV_FRONTEND, ad->pa, ad->fn);
ad->fe = open(buf, O_RDWR | O_NONBLOCK);
if (use_demux)
sprintf(buf, DEV_DEMUX, ad->pa, ad->fn);
else
sprintf(buf, DEV_DVR, ad->pa, ad->fn);
ad->dvr =
open(buf, use_demux ? O_RDWR | O_NONBLOCK : O_RDONLY | O_NONBLOCK);
if (ad->fe < 0 || ad->dvr < 0) {
sprintf(buf, DEV_FRONTEND, ad->pa, ad->fn);
LOG("Could not open %s in RW mode (fe: %d, dvr: %d) error %d: %s", buf,
ad->fe, ad->dvr, errno, strerror(errno));
if (ad->fe >= 0)
close(ad->fe);
if (ad->dvr >= 0)
close(ad->dvr);
ad->fe = ad->dvr = -1;
return 1;
}
ad->type = ADAPTER_DVB;
ad->dmx = -1;
LOG("opened DVB adapter %d fe:%d dvr:%d", ad->id, ad->fe, ad->dvr);
if (ioctl(ad->dvr, DMX_SET_BUFFER_SIZE, opts.dvr_buffer) < 0)
LOG("couldn't set DVR buffer size error %d: %s", errno, strerror(errno))
else
LOG("DVR buffer set to %d bytes", opts.dvr_buffer);
if (ad->is_fbc) {
if (ad->master_source >= 0) {
set_proc_data(ad->fn, "fbc_link", 1);
set_proc_data(ad->fn, "fbc_connect", ad->master_source);
} else {
if (ad->fn > 1)
LOG("FBC master adapter is recommended to be adapter 0 or 1, "
"depending "
"on the number of physical inputs");
set_proc_data(ad->fn, "fbc_link", 0);
set_proc_data(ad->fn, "fbc_connect", ad->fn);
}
}
dvb_set_demux_source(ad);
return 0;
}
void msleep(long ms) {
if (ms > 0)
usleep(ms * 1000);
}
void diseqc_cmd(int fd, int times, char *str, struct dvb_diseqc_master_cmd *cmd,
diseqc *d) {
int i;
msleep(d->before_cmd);
for (i = 0; i < times; i++) {
if (ioctl(fd, FE_DISEQC_SEND_MASTER_CMD, cmd) == -1)
LOG("send_diseqc: FE_DISEQC_SEND_MASTER_CMD %s failed for fd %d: "
"%s",
str, fd, strerror(errno));
msleep(i > 0 ? d->after_repeated_cmd : d->after_cmd);
}
}
int send_diseqc(adapter *ad, int fd, int pos, int pos_change, int pol,
int hiband, diseqc *d) {
int committed_no = d->committed_no;
int uncommitted_no = d->uncommitted_no;
int uncommitted_first = 0;
int posu, posc;
/* DiSEqC 1.0 */
struct dvb_diseqc_master_cmd cmd = {{0xe0, 0x10, 0x38, 0xf0, 0x00, 0x00},
4};
/* DiSEqC 1.1 */
struct dvb_diseqc_master_cmd uncmd = {{0xe0, 0x10, 0x39, 0xf0, 0x00, 0x00},
4};
if (pos_change && ad->diseqc_multi >= 0 && pos != ad->diseqc_multi) {
send_diseqc(ad, fd, ad->diseqc_multi, 1, pol, hiband, d);
pos_change = 1;
}
if (uncommitted_no > committed_no)
uncommitted_first = 1;
if (committed_no == 0 && uncommitted_no == 0)
committed_no = 1;
posu = posc = pos;
if (uncommitted_no > 0 && committed_no > 0) // Diseqc 1.0 and 1.1 enabled.
{
posc = pos % 4;
posu = pos / 4;
}
cmd.msg[1] = d->addr;
cmd.msg[3] =
0xf0 | (((posc << 2) & 0x0c) | (hiband ? 1 : 0) | (pol ? 2 : 0));
uncmd.msg[1] = d->addr;
uncmd.msg[3] = 0xf0 | (posu & 0x0f);
LOGM("send_diseqc fd %d, pos = %d (c %d u %d), pol = %d, hiband = %d", fd,
pos, posc, posu, pol, hiband);
if (ad->wakeup)
ad->wakeup(ad, fd, pol ? SEC_VOLTAGE_18 : SEC_VOLTAGE_13);
if (ioctl(fd, FE_SET_TONE, SEC_TONE_OFF) == -1)
LOG("send_diseqc: FE_SET_TONE failed for fd %d: %s", fd,
strerror(errno));
if (ioctl(fd, FE_SET_VOLTAGE, pol ? SEC_VOLTAGE_18 : SEC_VOLTAGE_13) == -1)
LOG("send_diseqc: FE_SET_VOLTAGE failed for fd %d: %s", fd,
strerror(errno));
if (!d->fast || pos_change) {
if (uncommitted_first)
diseqc_cmd(fd, uncommitted_no, "uncommitted", &uncmd, d);
diseqc_cmd(fd, committed_no, "committed", &cmd, d);
if (!uncommitted_first)
diseqc_cmd(fd, uncommitted_no, "uncommitted", &uncmd, d);
msleep(d->after_switch);
if (ioctl(fd, FE_DISEQC_SEND_BURST,
(pos & 1) ? SEC_MINI_B : SEC_MINI_A) == -1)
LOG("send_diseqc: FE_DISEQC_SEND_BURST failed for fd %d: %s", fd,
strerror(errno));
}
msleep(d->after_burst);
if (ioctl(fd, FE_SET_TONE, hiband ? SEC_TONE_ON : SEC_TONE_OFF) == -1)
LOG("send_diseqc: FE_SET_TONE failed for fd %d: %s", fd,
strerror(errno));
msleep(d->after_tone);
return 0;
}
int send_unicable(adapter *ad, int fd, int freq, int pos, int pol, int hiband,
diseqc *d) {
struct dvb_diseqc_master_cmd cmd = {{0xe0, 0x10, 0x5a, 0x00, 0x00}, 5};
int t;
int committed_no = d->committed_no;
t = (freq + d->ufreq + 2) / 4 - 350;
cmd.msg[1] = d->addr;
cmd.msg[3] = ((t & 0x0300) >> 8) | (d->uslot << 5) | (pos ? 0x10 : 0) |
(hiband ? 4 : 0) | (pol ? 8 : 0);
cmd.msg[4] = t & 0xff;
if (d->pin > 0 && d->pin < 256) {
cmd.msg_len = 6;
cmd.msg[2] = 0x5C;
cmd.msg[5] = d->pin;
}
LOGM("send_unicable fd %d, freq %d, ufreq %d, pos = %d, pol = %d, hiband = "
"%d, slot %d, pin %d, diseqc => %02x %02x %02x %02x %02x",
fd, freq, d->ufreq, pos, pol, hiband, d->uslot, d->pin, cmd.msg[0],
cmd.msg[1], cmd.msg[2], cmd.msg[3], cmd.msg[4]);
if (ad->wakeup)
ad->wakeup(ad, fd, SEC_VOLTAGE_13);
if (!ad->tune_time) {
if (ioctl(fd, FE_SET_VOLTAGE, SEC_VOLTAGE_13) == -1)
LOG("send_unicable: pre voltage SEC_VOLTAGE_13 failed for fd %d: "
"%s",
fd, strerror(errno));
if (ioctl(fd, FE_SET_TONE, SEC_TONE_OFF) == -1)
LOG("send_unicable: FE_SET_TONE failed for fd %d: %s", fd,
strerror(errno));
msleep(d->after_tone);
}
if (!d->only13v && ioctl(fd, FE_SET_VOLTAGE, SEC_VOLTAGE_18) == -1)
LOG("send_unicable: FE_SET_VOLTAGE failed for fd %d: %s", fd,
strerror(errno));
diseqc_cmd(fd, committed_no, "unicable", &cmd, d);
if (ioctl(fd, FE_SET_VOLTAGE, SEC_VOLTAGE_13) == -1)
LOG("send_unicable: FE_SET_VOLTAGE failed for fd %d: %s", fd,
strerror(errno));
return d->ufreq * 1000;
}
int send_jess(adapter *ad, int fd, int freq, int pos, int pol, int hiband,
diseqc *d) {
struct dvb_diseqc_master_cmd cmd = {{0x70, 0x00, 0x00, 0x00, 0x00}, 4};
int committed_no = d->committed_no;
// int t = (freq / 1000) - 100;
int t = freq - 100;
cmd.msg[1] = d->uslot << 3;
cmd.msg[1] |= ((t >> 8) & 0x07);
cmd.msg[2] = (t & 0xff);
cmd.msg[3] = ((pos & 0x3f) << 2) | (pol ? 2 : 0) | (hiband ? 1 : 0);
if (d->pin > 0 && d->pin < 256) {
cmd.msg_len = 5;
cmd.msg[0] = 0x71;
cmd.msg[4] = d->pin;
}
LOGM("send_jess fd %d, freq %d, ufreq %d, pos = %d, pol = %d, hiband = %d, "
"slot %d, pin %d, diseqc => %02x %02x %02x %02x %02x",
fd, freq, d->ufreq, pos, pol, hiband, d->uslot, d->pin, cmd.msg[0],
cmd.msg[1], cmd.msg[2], cmd.msg[3], cmd.msg[4]);
if (ad->wakeup)
ad->wakeup(ad, fd, SEC_VOLTAGE_13);
if (!ad->tune_time) {
if (ioctl(fd, FE_SET_VOLTAGE, SEC_VOLTAGE_13) == -1)
LOG("send_jess: pre voltage SEC_VOLTAGE_13 failed for fd %d: %s",
fd, strerror(errno));
if (ioctl(fd, FE_SET_TONE, SEC_TONE_OFF) == -1)
LOG("send_jess: FE_SET_TONE failed for fd %d: %s", fd,
strerror(errno));
msleep(d->after_tone);
}
if (!d->only13v && ioctl(fd, FE_SET_VOLTAGE, SEC_VOLTAGE_18) == -1)
LOG("send_jess: FE_SET_VOLTAGE failed for fd %d: %s", fd,
strerror(errno));
diseqc_cmd(fd, committed_no, "jess", &cmd, d);
if (ioctl(fd, FE_SET_VOLTAGE, SEC_VOLTAGE_13) == -1)
LOG("send_jess: FE_SET_VOLTAGE failed for fd %d: %s", fd,
strerror(errno));
return d->ufreq * 1000;
}
int setup_switch(adapter *ad) {
int frontend_fd = -1;
transponder *tp = &ad->tp;
int hiband = 0;
int diseqc = (tp->diseqc > 0) ? tp->diseqc - 1 : 0;
int freq = tp->freq;
int pol = (tp->pol - 1) & 1;
adapter *master = ad;
if (ad->master_source >= 0) {
master = get_adapter(ad->master_source);
if (!master) {
init_hw(ad->master_source);
master = get_adapter(ad->master_source);
}
if (!master) {
LOG("Adapter %d master source %d for specified but adapter not "
"enabled",
ad->id, ad->master_source);
master = ad;
}
}
// master should be set to the master adapter or to the current adapter if
// there is no master
frontend_fd = master->fe;
if (tp->pol > 2 && tp->diseqc_param.lnb_circular > 0) {
freq = (freq - tp->diseqc_param.lnb_circular);
hiband = 0;
} else if (freq < tp->diseqc_param.lnb_switch) {
freq = (freq - tp->diseqc_param.lnb_low);
hiband = 0;
} else {
freq = (freq - tp->diseqc_param.lnb_high);
hiband = 1;
}
if (tp->diseqc_param.switch_type == SWITCH_UNICABLE) {
freq = send_unicable(ad, frontend_fd, freq / 1000, diseqc, pol, hiband,
&tp->diseqc_param);
hiband = pol = 0; // do not care about polarity and hiband on Unicable
} else if (tp->diseqc_param.switch_type == SWITCH_JESS) {
freq = send_jess(ad, frontend_fd, freq / 1000, diseqc, pol, hiband,
&tp->diseqc_param);
hiband = pol = 0; // do not care about polarity and hiband on Unicable
} else {
int do_setup_switch = 0;
int change_par = 0;
if (ad->old_pol != pol || ad->old_hiband != hiband ||
ad->old_diseqc != diseqc)
change_par = 1;
if (ad == master && change_par)
do_setup_switch = 1;
if (ad != master) // slave adapter
{
change_par = 0;
if (master->old_pol != pol || master->old_hiband != hiband ||
master->old_diseqc != diseqc)
change_par = 1;
if (!master->sid_cnt &&
!(master->used &
~(1 << ad->id))) // the master is not used by another adapters
do_setup_switch = 1;
if (change_par && !do_setup_switch) {
LOG("Slave adapter %d wants to change the paramters of the "
"master "
"adapter %d: pol %d %d, hiband %d %d, diseqc %d %d ",
ad->id, master->id, pol, ad->old_pol, hiband,
ad->old_hiband, diseqc, ad->old_diseqc);
return -1;
}
}
if (do_setup_switch)
send_diseqc(ad, frontend_fd, diseqc, ad->old_diseqc != diseqc, pol,
hiband, &tp->diseqc_param);
else if (ad == master)
LOGM("Skip sending diseqc commands since the switch position "
"doesn't "
"need to be changed: pol %d, hiband %d, switch position %d",
pol, hiband, diseqc)
else
LOGM("Slave adapter %d not sending switch updates using master %d",
ad->id, master->id);
}
// update master if exists, otherwise the current adapter is updated
if (ad != master) {
master->old_pol = pol;
master->old_hiband = hiband;
master->old_diseqc = diseqc;
}
ad->old_pol = pol;
ad->old_hiband = hiband;
ad->old_diseqc = diseqc;
return freq;
}
//#define USE_DVBAPI3
#if DVBAPIVERSION < 0x0500
#define USE_DVBAPI3
#endif
#define ADD_PROP(c, d) \
{ \
p_cmd[iProp].cmd = (c); \
p_cmd[iProp].u.data = (d); \
iProp++; \
}
uint32_t pls_scrambling_index(transponder *tp) {
if (tp->pls_mode == PLS_MODE_ROOT) {
/* convert ROOT code to GOLD code */
uint32_t x, g;
for (g = 0, x = 1; g < 0x3ffff; g++) {
if (tp->pls_code == x)
return g;
x = (((x ^ (x >> 7)) & 1) << 17) | (x >> 1);
}
return 0x3ffff;
}
return tp->pls_code; /* GOLD code 0 (default) */
}
int dvb_tune(int aid, transponder *tp) {
int64_t bclear, bpol;
int iProp = 0;
adapter *ad = get_adapter(aid);
int fd_frontend;
int freq = tp->freq;
struct dtv_property p_cmd[20];
struct dtv_properties p = {.num = 0, .props = p_cmd};
struct dvb_frontend_event ev;
struct dtv_property p_clear[] = {
{.cmd = DTV_CLEAR},
};
struct dtv_properties cmdseq_clear = {.num = 1, .props = p_clear};
#ifdef USE_DVBAPI3
struct dvb_frontend_parameters fep;
memset(&fep, 0, sizeof(fep));
#endif
if (!ad)
return -404;
fd_frontend = ad->fe;
memset(p_cmd, 0, sizeof(p_cmd));
bclear = getTick();
if ((ioctl(fd_frontend, FE_SET_PROPERTY, &cmdseq_clear)) == -1) {
LOG("FE_SET_PROPERTY DTV_CLEAR failed for fd %d: %s", fd_frontend,
strerror(errno));
// return -1;
}
switch (tp->sys) {
case SYS_DVBS:
case SYS_DVBS2:
bpol = getTick();
freq = setup_switch(ad);
if (freq < MIN_FRQ_DVBS || freq > MAX_FRQ_DVBS)
LOG_AND_RETURN(-404, "Frequency %d is not within range ", freq)
ADD_PROP(DTV_SYMBOL_RATE, tp->sr)
ADD_PROP(DTV_INNER_FEC, tp->fec)
ADD_PROP(DTV_PILOT, tp->plts)
ADD_PROP(DTV_ROLLOFF, tp->ro)
#if DVBAPIVERSION >= 0x0502
if (tp->plp_isi >= 0)
#if DVBAPIVERSION >= 0x050b /* 5.11 */
ADD_PROP(DTV_STREAM_ID, tp->plp_isi)
#else
// In DVBAPI < 5.11 DTV_STREAM_ID takes also the PLS Code and Mode
ADD_PROP(DTV_STREAM_ID,
tp->plp_isi | (tp->pls_code << 8) | (tp->pls_mode << 26))
#endif
#endif
#if DVBAPIVERSION >= 0x050b /* 5.11 */
if (tp->pls_mode != TP_VALUE_UNSET)
ADD_PROP(DTV_SCRAMBLING_SEQUENCE_INDEX, pls_scrambling_index(tp))
#endif
#ifdef USE_DVBAPI3
fep.inversion = tp->inversion;
fep.u.qpsk.symbol_rate = tp->sr;
fep.u.qpsk.fec_inner = tp->fec;
fep.frequency = freq;
#endif
LOG("tuning to %d(%d) pol: %s (%d) sr:%d fec:%s delsys:%s mod:%s "
"rolloff:%s pilot:%s, ts clear=%jd, ts pol=%jd",
tp->freq, freq, get_pol(tp->pol), tp->pol, tp->sr, get_fec(tp->fec),
get_delsys(tp->sys), get_modulation(tp->mtype), get_rolloff(tp->ro),
get_pilot(tp->plts), bclear, bpol)
break;
case SYS_DVBT:
case SYS_DVBT2:
if (tp->freq < MIN_FRQ_DVBT || tp->freq > MAX_FRQ_DVBT)
LOG_AND_RETURN(-404, "Frequency %d is not within range ", tp->freq)
freq = freq * 1000;
ADD_PROP(DTV_BANDWIDTH_HZ, tp->bw)
ADD_PROP(DTV_CODE_RATE_HP, tp->fec)
ADD_PROP(DTV_CODE_RATE_LP, tp->fec)
ADD_PROP(DTV_GUARD_INTERVAL, tp->gi)
ADD_PROP(DTV_TRANSMISSION_MODE, tp->tmode)
ADD_PROP(DTV_HIERARCHY, HIERARCHY_AUTO)
#if DVBAPIVERSION >= 0x0502
if (tp->plp_isi >= 0)
ADD_PROP(DTV_STREAM_ID, tp->plp_isi & 0xFF)
#endif
// old DVBAPI version 3
#ifdef USE_DVBAPI3
fep.frequency = freq;
fep.u.ofdm.bandwidth = BANDWIDTH_8_MHZ;
if (tp->bw == 6000000)
fep.u.ofdm.bandwidth = BANDWIDTH_6_MHZ;
else if (tp->bw == 7000000)
fep.u.ofdm.bandwidth = BANDWIDTH_7_MHZ;
fep.u.ofdm.code_rate_HP = tp->fec;
fep.u.ofdm.code_rate_LP = tp->fec;
fep.u.ofdm.constellation = tp->mtype;
fep.u.ofdm.transmission_mode = tp->tmode;
fep.u.ofdm.guard_interval = tp->gi;
fep.u.ofdm.hierarchy_information = HIERARCHY_AUTO;
fep.inversion = tp->inversion;
#endif
LOG("tuning to %d delsys: %s bw:%d inversion:%s mod:%s fec:%s guard:%s "
"transmission: %s, ts clear = %jd",
freq, get_delsys(tp->sys), tp->bw, get_specinv(tp->inversion),
get_modulation(tp->mtype), get_fec(tp->fec), get_gi(tp->gi),
get_tmode(tp->tmode), bclear)
break;
case SYS_DVBC2:
case SYS_DVBC_ANNEX_A:
if (tp->freq < MIN_FRQ_DVBC || tp->freq > MAX_FRQ_DVBC)
LOG_AND_RETURN(-404, "Frequency %d is not within range ", tp->freq)
freq = freq * 1000;
ADD_PROP(DTV_SYMBOL_RATE, tp->sr)
#if DVBAPIVERSION >= 0x0502
if (tp->plp_isi >= 0) {
int v = tp->plp_isi & 0xFF;
if (tp->ds >= 0)
v |= (tp->ds & 0xFF) << 8;
ADD_PROP(DTV_STREAM_ID, v);
}
#endif
// valid for DD DVB-C2 devices
#ifdef USE_DVBAPI3
fep.frequency = tp->freq;
fep.inversion = tp->inversion;
fep.u.qam.symbol_rate = tp->sr;
fep.u.qam.fec_inner = FEC_AUTO;
fep.u.qam.modulation = tp->mtype;
#endif
LOG("tuning to %d sr:%d specinv:%s delsys:%s mod:%s ts clear = %jd",
freq, tp->sr, get_specinv(tp->inversion), get_delsys(tp->sys),
get_modulation(tp->mtype), bclear)
break;
case SYS_ATSC:
case SYS_DVBC_ANNEX_B:
if (tp->freq < MIN_FRQ_DVBC || tp->freq > MAX_FRQ_DVBC)
LOG_AND_RETURN(-404, "Frequency %d is not within range ", tp->freq)
freq = freq * 1000;
LOG("tuning to %d delsys:%s mod:%s specinv:%s ts clear = %jd", freq,
get_delsys(tp->sys), get_modulation(tp->mtype),
get_specinv(tp->inversion), bclear)
break;
case SYS_ISDBT:
if (tp->freq < MIN_FRQ_DVBT || tp->freq > MAX_FRQ_DVBT)
LOG_AND_RETURN(-404, "Frequency %d is not within range ", tp->freq)
freq = freq * 1000;
ADD_PROP(DTV_BANDWIDTH_HZ, tp->bw)
#if DVBAPIVERSION >= 0x0501
ADD_PROP(DTV_ISDBT_PARTIAL_RECEPTION, 0)
// ADD_PROP(DTV_ISDBT_LAYERA_SEGMENT_COUNT, 1);
// ADD_PROP(DTV_ISDBT_LAYER_ENABLED, 1);
#endif
LOG("tuning to %d delsys: %s bw:%d inversion:%s , ts clear = %jd", freq,
get_delsys(tp->sys), tp->bw, get_specinv(tp->inversion), bclear);
break;
default:
LOG("tuning to unknown delsys: %s freq %d ts clear = %jd",
get_delsys(tp->sys), freq, bclear)
break;
}
ADD_PROP(DTV_FREQUENCY, freq)
ADD_PROP(DTV_INVERSION, tp->inversion)
ADD_PROP(DTV_MODULATION, tp->mtype);
ADD_PROP(DTV_DELIVERY_SYSTEM, tp->sys);
ADD_PROP(DTV_TUNE, 0)
p.num = iProp;
/* discard stale QPSK events */
while (1) {
if (ioctl(fd_frontend, FE_GET_EVENT, &ev) == -1)
break;
}
#ifndef USE_DVBAPI3
if ((ioctl(fd_frontend, FE_SET_PROPERTY, &p)) == -1)
if (ioctl(fd_frontend, FE_SET_PROPERTY, &p) == -1) {
LOG("dvb_tune: set property failed %d %s", errno, strerror(errno));
return -404;
}
#else
LOG("dvb_tune: trying dvbapi version 3");
if (ioctl(fd_frontend, FE_SET_FRONTEND, &fep) == -1) {
LOG("dvbapi v3 ioctl failed, fd %d, errno %d (%s)", fd_frontend, errno,
strerror(errno));
return -404;
}
#endif
return 0;
}
int dvb_set_pid(adapter *a, int i_pid) {
char buf[100];
int fd;
int hw, ad;
hw = a->pa;
ad = a->fn;
if (i_pid > 8192)
LOG_AND_RETURN(-1, "pid %d > 8192 for " DEV_DEMUX, i_pid, hw, ad);
sprintf(buf, DEV_DEMUX, hw, ad);
if ((fd = open(buf, O_RDWR | O_NONBLOCK)) < 0) {
LOG("Could not open demux device " DEV_DEMUX ": %s ", hw, ad,
strerror(errno));
return -1;
}
struct dmx_pes_filter_params s_filter_params;
memset(&s_filter_params, 0, sizeof(s_filter_params));