Files
my-os-project2/kernel/picotcp/test/examples/mdns.c
2025-10-29 14:29:06 +01:00

84 lines
1.9 KiB
C

#include "utils.h"
#include "pico_dns_common.h"
#include "pico_mdns.h"
#include "pico_ipv4.h"
#include "pico_addressing.h"
/*** START MDNS ***/
#ifdef PICO_SUPPORT_MDNS
#define SECONDS 10
static int fully_initialized = 0;
void mdns_init_callback( pico_mdns_rtree *rtree,
char *str,
void *arg )
{
printf("\nInitialised with hostname: %s\n\n", str);
fully_initialized = 1;
}
void app_mdns(char *arg, struct pico_ip4 address)
{
char *hostname, *peername;
char *nxt = arg;
uint64_t starttime = 0;
int once = 0;
if (!nxt)
exit(255);
nxt = cpy_arg(&hostname, nxt);
if(!hostname) {
exit(255);
}
if(!nxt) {
printf("Not enough args supplied!\n");
exit(255);
}
nxt = cpy_arg(&peername, nxt);
if(!peername) {
exit(255);
}
printf("\nStarting mDNS module...\n");
if (pico_mdns_init(hostname, address, &mdns_init_callback, NULL)) {
printf("Initialisation returned with Error!\n");
exit(255);
}
printf("\nTry reinitialising mDNS\n");
if (pico_mdns_init(hostname, address, &mdns_init_callback, NULL)) {
printf("Initialisation returned with Error!\n");
exit(255);
}
printf("DONE - Re-initialising mDNS module.\n");
starttime = PICO_TIME_MS();
printf("Starting time: %d\n", starttime);
while(1) {
pico_stack_tick();
usleep(2000);
if (((PICO_TIME_MS() - starttime) > SECONDS * 1000) && fully_initialized && !once) {
printf("\nTry reinitialising mDNS (a second time)\n");
if (pico_mdns_init(hostname, address, &mdns_init_callback, NULL)) {
printf("Initialisation returned with Error!\n");
exit(255);
}
once = 1;
printf("DONE - Re-initialising mDNS module. (a second time)\n");
}
}
}
#endif
/*** END MDNS ***/