radio95/rds95
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ascii g tcp server

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This commit is contained in:
kuba
2026-01-03 16:29:53 +01:00
parent b4bdd36332
commit 5377125cf1
3 changed files with 213 additions and 11 deletions
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src/rds95.c
+33 -11
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@@ -10,6 +10,7 @@
#include "fs.h"
#include "modulator.h"
#include "udp_server.h"
#include "tcp_server.h"
#include "lib.h"
#define DEFAULT_CONFIG_PATH "/etc/rds95.conf"
@@ -51,6 +52,7 @@ static inline void show_help(char *name) {
typedef struct
{
uint16_t udp_port;
uint16_t tcp_port;
char rds_device_name[48];
uint8_t num_streams : 3;
uint8_t asciig : 1;
@@ -62,6 +64,7 @@ static int config_handler(void* user, const char* section, const char* name, con
#define MATCH(s, n) (strcmp(section, s) == 0 && strcmp(name, n) == 0)
if (MATCH("rds95", "udp_port")) config->udp_port = (uint16_t)atoi(value);
else if (MATCH("rds95", "tcp_port")) config->tcp_port = (uint16_t)atoi(value);
else if (MATCH("devices", "rds95")) {
strncpy(config->rds_device_name, value, sizeof(config->rds_device_name) - 1);
config->rds_device_name[sizeof(config->rds_device_name) - 1] = '\0';
@@ -83,6 +86,7 @@ int main(int argc, char **argv) {
char config_path[64] = DEFAULT_CONFIG_PATH;
RDS95_Config config = {
.udp_port = 0,
.tcp_port = 0,
.rds_device_name = "\0",
.num_streams = DEFAULT_STREAMS,
.asciig = 0
@@ -130,7 +134,7 @@ int main(int argc, char **argv) {
return res;
}
if(_strnlen(config.rds_device_name, 48) == 0) {
if(_strnlen(config.rds_device_name, 48) == 0 && config.asciig == 0) {
printf("Error: No output device\n");
return 1;
}
@@ -175,7 +179,7 @@ int main(int argc, char **argv) {
RDSModulator rdsModulator = {0};
init_lua(&rdsModulator);
RDSEncoder rdsEncoder = {0};
init_rds_modulator(&rdsModulator, &rdsEncoder, config.num_streams);
init_rds_encoder(&rdsEncoder);
@@ -193,6 +197,13 @@ int main(int argc, char **argv) {
config.udp_port = 0;
}
if(config.asciig == 1 && config.tcp_port > 0) {
if (init_tcp_server(config.tcp_port) < 0) {
fprintf(stderr, "Failed to initialize TCP server\n");
goto exit;
}
}
if(config.asciig == 0) {
int pulse_error;
@@ -214,21 +225,30 @@ int main(int argc, char **argv) {
free(rds_buffer);
} else {
RDSGroup group;
#ifdef _WIN32
_setmode(_fileno(stderr), _O_BINARY);
#endif
char output_buffer[1024];
setvbuf(stderr, NULL, _IONBF, 0);
while(!stop_rds) {
if (is_tcp_server_running()) accept_tcp_clients();
char starts[4][4] = {"G:\r\n", "H:\r\n", "I:\r\n", "J:\r\n"};
for(uint8_t i = 0; i < config.num_streams; i++) {
get_rds_group(&rdsEncoder, &group, i);
fwrite(starts[i], 1, 4, stderr);
for(uint8_t j = 0; j < GROUP_LENGTH; j++) {
fprintf(stderr, "%04X", get_block_from_group(&group, j));
}
fprintf(stderr, "\r\n\r\n");
int offset = 0;
offset += snprintf(output_buffer + offset, sizeof(output_buffer) - offset, "%s", starts[i]);
for(uint8_t j = 0; j < GROUP_LENGTH; j++) offset += snprintf(output_buffer + offset, sizeof(output_buffer) - offset, "%04X", get_block_from_group(&group, j));
offset += snprintf(output_buffer + offset, sizeof(output_buffer) - offset, "\r\n\r\n");
fwrite(output_buffer, 1, offset, stderr);
fflush(stderr);
if (is_tcp_server_running()) send_to_tcp_clients(output_buffer, offset);
}
msleep(10);
}
}
@@ -238,6 +258,8 @@ exit:
pthread_join(udp_server_thread, NULL);
}
if (is_tcp_server_running()) close_tcp_server();
encoder_saveToFile(&rdsEncoder);
Modulator_saveToFile(&rdsModulator.params);
printf("Saved to file\n");
@@ -247,4 +269,4 @@ exit:
if (rds_device != NULL && config.asciig == 0) pa_simple_free(rds_device);
return 0;
}
}