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fix: mDNS-Init nur einmal, Teilfehler wiederholbar

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This commit is contained in:
Michael Sauer
2026-09-11 23:10:51 +02:00
parent 27a6d6caf2
commit f11ac8d9cc
1 changed files with 22 additions and 10 deletions
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src/net/nl_mdns.c
+22 -10
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@@ -13,7 +13,9 @@
#define NL_MDNS_TTL 120
static bool s_started;
static bool s_inited;
static bool s_netif_added;
static bool s_service_added;
static char s_name[NL_NAME_LEN];
static char s_mac[18];
@@ -45,20 +47,30 @@ static void txt_cb(struct mdns_service *service, void *data)
static void announce(void *arg)
{
struct netif *nif = tls_get_netif();
bool attempted = false;
(void)arg;
if (!nif)
return;
if (!s_started) {
if (!s_inited) {
mdns_resp_init();
if (mdns_resp_add_netif(nif, nl_wifi_hostname(), NL_MDNS_TTL) == ERR_OK &&
mdns_resp_add_service(nif, nl_wifi_hostname(), "_ninlight", DNSSD_PROTO_TCP, NL_HTTP_PORT, NL_MDNS_TTL,
txt_cb, NULL) == ERR_OK)
s_started = true;
printf("mdns: %s.local _ninlight._tcp %s\r\n", nl_wifi_hostname(), s_started ? "up" : "failed");
} else {
mdns_resp_netif_settings_changed(nif); /* re-announce: new IP or TXT */
s_inited = true;
}
if (!s_netif_added) {
attempted = true;
s_netif_added = mdns_resp_add_netif(nif, nl_wifi_hostname(), NL_MDNS_TTL) == ERR_OK;
}
if (s_netif_added && !s_service_added) {
attempted = true;
s_service_added = mdns_resp_add_service(nif, nl_wifi_hostname(), "_ninlight", DNSSD_PROTO_TCP, NL_HTTP_PORT,
NL_MDNS_TTL, txt_cb, NULL) == ERR_OK;
}
if (attempted)
printf("mdns: %s.local _ninlight._tcp %s\r\n", nl_wifi_hostname(), s_service_added ? "up" : "failed");
else
mdns_resp_netif_settings_changed(nif); /* re-announce: new IP or TXT */
}
void nl_mdns_on_ip_up(void)
@@ -75,6 +87,6 @@ void nl_mdns_set_name(const char *name)
strncpy(s_name, name, sizeof s_name - 1);
s_name[sizeof s_name - 1] = '\0';
tls_os_release_critical(sr);
if (s_started)
if (s_service_added)
tcpip_callback(announce, NULL);
}