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dddvb/apps/modconfig.c
internal b8abf46d06 add consts
2022-10-25 19:27:44 +02:00

532 lines
14 KiB
C
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#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include <linux/types.h>
#include <getopt.h>
#include <ctype.h>
typedef uint8_t u8;
typedef uint16_t u16;
typedef int16_t s16;
typedef uint32_t u32;
typedef uint64_t u64;
#include "../ddbridge/ddbridge-mci.h"
#include "../ddbridge/ddbridge-ioctl.h"
struct mconf {
int set_output;
int set_channels;
int fd;
struct mci_command channels;
struct mci_command stream;
struct mci_command output;
};
void strim(char *s)
{
int l = strlen(s);
while (l && isspace(s[l-1]))
l--;
s[l] = 0;
}
void parse(char *fname, char *sec, void *priv, void (*cb)(void *, char *, char *))
{
char line[256], csec[80], par[80], val[80], *p;
FILE *f;
if ((f = fopen(fname, "r")) == NULL)
return;
while ((p = fgets(line, sizeof(line), f))) {
if (*p == '\r' || *p == '\n' || *p == '#')
continue;
if (*p == '[') {
if ((p = strtok(line + 1, "]")) == NULL)
continue;
strncpy(csec, p, sizeof(csec));
if (!strcmp(sec, csec) && cb)
cb(priv, NULL, NULL);
continue;
}
if (!(p = strtok(line, "=")))
continue;
while (isspace(*p))
p++;
strncpy(par, p, sizeof(par));
strim(par);
if (!(p = strtok(NULL, "=")))
continue;
while (isspace(*p))
p++;
strncpy (val, p, sizeof(val));
strim(val);
if (!strcmp(sec, csec) && cb)
cb(priv, par, val);
}
if (!strcmp(sec, csec) && cb)
cb(priv, NULL, NULL);
fclose(f);
}
struct param_table_entry {
int value;
char* name;
};
struct param_table_entry mod_standard_table[] = {
{ .name = "0", .value = MOD_STANDARD_GENERIC },
{ .name = "GENERIC", .value = MOD_STANDARD_GENERIC },
{ .name = "1", .value = MOD_STANDARD_DVBT_8 },
{ .name = "DVBT_8", .value = MOD_STANDARD_DVBT_8 },
{ .name = "DVBT2_8", .value = MOD_STANDARD_DVBT_8 },
{ .name = "2", .value = MOD_STANDARD_DVBT_7 },
{ .name = "DVBT_7", .value = MOD_STANDARD_DVBT_7 },
{ .name = "DVBT2_7", .value = MOD_STANDARD_DVBT_7 },
{ .name = "3", .value = MOD_STANDARD_DVBT_6 },
{ .name = "DVBT_6", .value = MOD_STANDARD_DVBT_6 },
{ .name = "DVBT2_6", .value = MOD_STANDARD_DVBT_6 },
{ .name = "4", .value = MOD_STANDARD_DVBT_5 },
{ .name = "DVBT_5", .value = MOD_STANDARD_DVBT_5 },
{ .name = "DVBT2_5", .value = MOD_STANDARD_DVBT_5 },
{ .name = "8", .value = MOD_STANDARD_DVBC_8 },
{ .name = "DVBC_8", .value = MOD_STANDARD_DVBC_8 },
{ .name = "9", .value = MOD_STANDARD_DVBC_7 },
{ .name = "DVBC_7", .value = MOD_STANDARD_DVBC_7 },
{ .name = "10", .value = MOD_STANDARD_DVBC_6 },
{ .name = "DVBC_6", .value = MOD_STANDARD_DVBC_6 },
{ .name = "11", .value = MOD_STANDARD_J83B_QAM64 },
{ .name = "J83B_QAM64", .value = MOD_STANDARD_J83B_QAM64 },
{ .name = "12", .value = MOD_STANDARD_J83B_QAM256 },
{ .name = "J83B_QAM256", .value = MOD_STANDARD_J83B_QAM256 },
{ .name = "13", .value = MOD_STANDARD_ISDBC_QAM64 },
{ .name = "ISDBC_QAM64", .value = MOD_STANDARD_ISDBC_QAM64 },
{ .name = "J83C_QAM64", .value = MOD_STANDARD_ISDBC_QAM64 },
{ .name = "14", .value = MOD_STANDARD_ISDBC_QAM256 },
{ .name = "ISDBC_QAM256", .value = MOD_STANDARD_ISDBC_QAM256 },
{ .name = "J83C_QAM256", .value = MOD_STANDARD_ISDBC_QAM256 },
{ .name = NULL, .value = 0 }
};
struct param_table_entry stream_format_table[] = {
{ .name = "0", .value = MOD_FORMAT_DEFAULT },
{ .name = "default", .value = MOD_FORMAT_DEFAULT },
{ .name = "1", .value = MOD_FORMAT_IQ16 },
{ .name = "IQ16", .value = MOD_FORMAT_IQ16 },
{ .name = "2", .value = MOD_FORMAT_IQ8 },
{ .name = "IQ8", .value = MOD_FORMAT_IQ8 },
{ .name = "3", .value = MOD_FORMAT_IDX8 },
{ .name = "IDX8", .value = MOD_FORMAT_IDX8 },
{ .name = "4", .value = MOD_FORMAT_TS },
{ .name = "TS", .value = MOD_FORMAT_TS },
{ .name = NULL, .value = 0 }
};
struct param_table_entry guard_interval_table[] = {
{ .name = "0", .value = MOD_DVBT_GI_1_32 },
{ .name = "1/32", .value = MOD_DVBT_GI_1_32 },
{ .name = "1", .value = MOD_DVBT_GI_1_16 },
{ .name = "1/16", .value = MOD_DVBT_GI_1_16 },
{ .name = "2", .value = MOD_DVBT_GI_1_8 },
{ .name = "1/8", .value = MOD_DVBT_GI_1_8 },
{ .name = "3", .value = MOD_DVBT_GI_1_4 },
{ .name = "1/4", .value = MOD_DVBT_GI_1_4 },
{ .name = NULL, .value = 0 }
};
struct param_table_entry puncture_rate_table[] = {
{ .name = "1", .value = MOD_DVBT_PR_1_2 },
{ .name = "1/2", .value = MOD_DVBT_PR_1_2 },
{ .name = "2", .value = MOD_DVBT_PR_2_3 },
{ .name = "2/3", .value = MOD_DVBT_PR_2_3 },
{ .name = "3", .value = MOD_DVBT_PR_3_4 },
{ .name = "3/4", .value = MOD_DVBT_PR_3_4 },
{ .name = "5", .value = MOD_DVBT_PR_5_6 },
{ .name = "5/6", .value = MOD_DVBT_PR_5_6 },
{ .name = "7", .value = MOD_DVBT_PR_7_8 },
{ .name = "7/8", .value = MOD_DVBT_PR_7_8 },
{ .name = NULL, .value = 0 }
};
struct param_table_entry dvbt_constellation_table[] = {
{ .name = "0", .value = MOD_DVBT_QPSK },
{ .name = "qpsk", .value = MOD_DVBT_QPSK },
{ .name = "1", .value = MOD_DVBT_16QAM },
{ .name = "16qam", .value = MOD_DVBT_16QAM },
{ .name = "qam16", .value = MOD_DVBT_16QAM },
{ .name = "2", .value = MOD_DVBT_64QAM },
{ .name = "64qam", .value = MOD_DVBT_64QAM },
{ .name = "qam64", .value = MOD_DVBT_64QAM },
{ .name = NULL, .value = 0 }
};
struct param_table_entry qam_modulation_table[] = {
{ .name = "0", .value = MOD_QAM_DVBC_16 },
{ .name = "qam_dvbc_16", .value = MOD_QAM_DVBC_16 },
{ .name = "1", .value = MOD_QAM_DVBC_32 },
{ .name = "qam_dvbc_32", .value = MOD_QAM_DVBC_32 },
{ .name = "2", .value = MOD_QAM_DVBC_64 },
{ .name = "qam_dvbc_64", .value = MOD_QAM_DVBC_64 },
{ .name = "3", .value = MOD_QAM_DVBC_128 },
{ .name = "qam_dvbc_128", .value = MOD_QAM_DVBC_128 },
{ .name = "4", .value = MOD_QAM_DVBC_256 },
{ .name = "qam_dvbc_256", .value = MOD_QAM_DVBC_256 },
{ .name = "5", .value = MOD_QAM_J83B_64 },
{ .name = "qam_j83b_64", .value = MOD_QAM_J83B_64 },
{ .name = "6", .value = MOD_QAM_DVBC_256 },
{ .name = "qam_j83b_256", .value = MOD_QAM_J83B_256 },
{ .name = "7", .value = MOD_QAM_GENERIC },
{ .name = "qam_generic", .value = MOD_QAM_GENERIC },
{ .name = "8", .value = MOD_QAM_ISDBC_64 },
{ .name = "qam_isdbc_64", .value = MOD_QAM_ISDBC_64 },
{ .name = "9", .value = MOD_QAM_ISDBC_256 },
{ .name = "qam_isdbc_256", .value = MOD_QAM_ISDBC_256 },
{ .name = NULL, .value = 0 }
};
int parse_param(char *val, struct param_table_entry *table, int *value) {
if (value) {
*value = 0;
if (table) {
while (table->name) {
if( !strcasecmp(val,table->name)) {
*value = table->value;
printf("%s=%u\n", val, *value);
return 0;
}
table++;
}
}
}
printf("unknown value %s\n", val);
return -1;
}
void dump(const uint8_t *b, int l)
{
int i, j;
for (j = 0; j < l; j += 16, b += 16) {
for (i = 0; i < 16; i++)
if (i + j < l)
printf("%02x ", b[i]);
else
printf(" ");
printf(" | ");
for (i = 0; i < 16; i++)
if (i + j < l)
putchar((b[i] > 31 && b[i] < 127) ? b[i] : '.');
printf("\n");
}
}
int mci_cmd(int dev, struct mci_command *cmd)
{
int ret;
struct ddb_mci_msg msg;
uint8_t status;
memset(&msg, 0, sizeof(msg));
msg.link = 0;
memcpy(&msg.cmd, cmd, sizeof(msg.cmd));
//dump((const uint8_t *) &msg.cmd, sizeof(msg.cmd));
ret = ioctl(dev, IOCTL_DDB_MCI_CMD, &msg);
if (ret < 0) {
dprintf(2, "mci_cmd error %d (%s)\n", errno, strerror(errno));
return ret;
}
status = msg.res.status;
if (status == MCI_STATUS_OK)
return ret;
if (status == MCI_STATUS_UNSUPPORTED) {
dprintf(2, "Unsupported MCI command\n");
return ret;
}
if (status == MCI_STATUS_INVALID_PARAMETER) {
dprintf(2, "Invalid MCI parameters\n");
return ret;
}
return ret;
}
struct mci_command msg_channels = {
.mod_command = MOD_SETUP_CHANNELS,
.mod_channel = 0,
.mod_stream = 0,
.mod_setup_channels[0] = {
.flags = MOD_SETUP_FLAG_FIRST|MOD_SETUP_FLAG_LAST|MOD_SETUP_FLAG_VALID,
.standard = MOD_STANDARD_DVBT_8,
.num_channels = 25,
.frequency = 474000000,
},
};
struct mci_command msg_stream = {
.mod_command = MOD_SETUP_STREAM,
.mod_channel = 1,
.mod_stream = 0,
.mod_setup_stream = {
.standard = MOD_STANDARD_DVBC_8,
#if 0
.ofdm = {
.fft_size = 1,
.guard_interval = 0,
}
#endif
},
};
struct mci_command msg_output = {
.mod_command = MOD_SETUP_OUTPUT,
.mod_channel = 0,
.mod_stream = 0,
.mod_setup_output = {
.connector = MOD_CONNECTOR_F,
.num_channels = 16,
.unit = MOD_UNIT_DBUV,
.channel_power = 5000,
},
};
void output_cb(void *priv, char *par, char *val)
{
struct mconf *mc = (struct mconf *) priv;
if (!par && !val) {
mc->set_output = 1;
return;
}
if (!strcasecmp(par, "connector")) {
if (!strcasecmp(val, "F")) {
mc->output.mod_setup_output.connector = MOD_CONNECTOR_F;
} else if (!strcasecmp(val, "SMA")) {
mc->output.mod_setup_output.connector = MOD_CONNECTOR_SMA;
} else if (!strcasecmp(val, "OFF")) {
mc->output.mod_setup_output.connector = MOD_CONNECTOR_OFF;
} else
printf("invalid connector\n");
} else if (!strcasecmp(par, "power")) {
mc->output.mod_setup_output.channel_power = (int16_t) (strtod(val, NULL) * 100.0);
} else if (!strcasecmp(par, "channels")) {
mc->output.mod_setup_output.num_channels = strtol(val, NULL, 10);
} else if (!strcasecmp(par, "unit")) {
if (!strcasecmp(val, "DBUV")) {
mc->output.mod_setup_output.unit = MOD_UNIT_DBUV;
} else if (!strcasecmp(val, "DBM")) {
mc->output.mod_setup_output.unit = MOD_UNIT_DBM;
} else
printf("invalid unit\n");
} else
printf("invalid output parameter: %s\n", par);
}
void channels_cb(void *priv, char *par, char *val)
{
struct mconf *mc = (struct mconf *) priv;
int value;
if (!par && !val) {
mc->set_channels = 1;
return;
}
if (!strcasecmp(par, "frequency")) {
mc->channels.mod_setup_channels[0].frequency = (uint32_t) (strtod(val, NULL) * 1000000.0);
printf("frequency = %u\n", mc->channels.mod_setup_channels[0].frequency);
} else if (!strcasecmp(par, "channels")) {
mc->channels.mod_setup_channels[0].num_channels = strtol(val, NULL, 10);
} else if (!strcasecmp(par, "standard")) {
if (!parse_param(val,mod_standard_table, &value))
mc->channels.mod_setup_channels[0].standard = value;
printf("standard = %u\n", value);
} else if (!strcasecmp(par, "offset")) {
mc->channels.mod_setup_channels[0].offset = (uint32_t) (strtod(val, NULL) * 1000000.0);
} else if (!strcasecmp(par, "bandwidth")) {
mc->channels.mod_setup_channels[0].bandwidth = (uint32_t) (strtod(val, NULL) * 1000000.0);
mc->channels.mod_setup_channels[0].offset =
mc->channels.mod_setup_channels[0].bandwidth / 2;
} else
printf("invalid channels parameter: %s\n", par);
}
void streams_cb(void *priv, char *par, char *val)
{
struct mconf *mc = (struct mconf *) priv;
int value;
if (!par && !val) {
return;
}
if (!strcasecmp(par, "fft_size")) {
mc->stream.mod_setup_stream.ofdm.fft_size = strtol(val, NULL, 10);
} else if (!strcasecmp(par, "guard_interval")) {
if (!parse_param(val, guard_interval_table, &value))
mc->stream.mod_setup_stream.ofdm.guard_interval = value;
} else if (!strcasecmp(par, "puncture_rate")) {
if (!parse_param(val, puncture_rate_table, &value))
mc->stream.mod_setup_stream.ofdm.puncture_rate = value;
} else if (!strcasecmp(par, "constellation")) {
if (!parse_param(val,dvbt_constellation_table,&value))
mc->stream.mod_setup_stream.ofdm.constellation = value;
} else if (!strcasecmp(par, "cell_identifier")) {
mc->stream.mod_setup_stream.ofdm.cell_identifier = strtol(val, NULL, 0);
} else if (!strcasecmp(par, "modulation")) {
if (!parse_param(val, qam_modulation_table, &value))
mc->stream.mod_setup_stream.qam.modulation = value;
} else if (!strcasecmp(par, "rolloff")) {
mc->stream.mod_setup_stream.qam.rolloff = strtol(val, NULL, 0);
} else if (!strcasecmp(par, "standard")) {
if (!parse_param(val,mod_standard_table,&value))
mc->stream.mod_setup_stream.standard = value;
} else if (!strcasecmp(par, "stream_format")) {
if (!parse_param(val,stream_format_table,&value))
mc->stream.mod_setup_stream.stream_format = value;
} else if (!strcasecmp(par, "symbol_rate")) {
mc->stream.mod_setup_stream.symbol_rate = (uint32_t) (strtod(val, NULL) * 1000000.0);
} else if (!strcasecmp(par, "channel")) {
mc->stream.mod_channel = strtol(val, NULL, 10);
} else if (!strcasecmp(par, "stream")) {
mc->stream.mod_stream = strtol(val, NULL, 10);
printf("set stream %u to channel %u\n", mc->stream.mod_stream, mc->stream.mod_channel);
mci_cmd(mc->fd, &mc->stream);
} else
printf("invalid streams parameter: %s = %s\n", par, val);
}
int mci_lic(int dev)
{
struct ddb_mci_msg msg = {
.cmd.command = CMD_EXPORT_LICENSE,
.cmd.get_bb_header.select = 0,
};
struct mci_result *res = &msg.res;
int ret;
int i;
ret = ioctl(dev, IOCTL_DDB_MCI_CMD, &msg);
if (ret < 0) {
printf("Error: %d %d\n", ret, errno);
return ret;
}
if (res->bb_header.valid) {
printf("MATYPE1: %02x\n", res->bb_header.matype_1);
printf("MATYPE2: %02x\n", res->bb_header.matype_2);
}
dump((const uint8_t *)&res->license, sizeof(res->license));
return ret;
}
int main(int argc, char*argv[])
{
int fd = -1;
char fn[128];
uint32_t device = 0;
uint32_t frequency = 0;
char *configname = "modulator.conf";
struct mconf mc;
memset(&mc, 0, sizeof(mc));
mc.channels = msg_channels;
mc.stream = msg_stream;
mc.output = msg_output;
while (1) {
int cur_optind = optind ? optind : 1;
int option_index = 0;
int c;
static struct option long_options[] = {
{"device", required_argument, 0, 'd'},
{"config", required_argument, 0, 'c'},
{"help", no_argument, 0, 'h'},
{0, 0, 0, 0}
};
c = getopt_long(argc, argv, "d:c:",
long_options, &option_index);
if (c == -1)
break;
switch (c) {
case 'd':
device = strtoul(optarg, NULL, 0);
break;
case 'c':
configname = optarg;
break;
case 'h':
dprintf(2, "modconfig [-d device_number] [-c config_file]\n");
break;
default:
break;
}
}
if (optind < argc) {
printf("too many arguments\n");
exit(1);
}
//snprintf(fn, 127, "/dev/ddbridge/card%u", device);
snprintf(fn, 127, "/dev/dvb/adapter%u/mod0", device);
fd = open(fn, O_RDWR);
if (fd < 0) {
dprintf(2, "Could not open %s\n", fn);
return -1;
}
//mci_lic(fd);
mc.fd = fd;
parse(configname, "channels", (void *) &mc, channels_cb);
if (mc.set_channels) {
printf("setting channels.\n");
mci_cmd(fd, &mc.channels);
}
parse(configname, "streams", (void *) &mc, streams_cb);
parse(configname, "output", (void *) &mc, output_cb);
if (mc.set_output) {
printf("setting output.\n");
mci_cmd(fd, &mc.output);
}
}
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