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snapcast: support IPv4 link-local addresses

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This commit is contained in:
Wim Taymans 2026-02-17 13:08:56 +01:00
parent 0e80287625
commit 7956d7ceaf
1 changed files with 8 additions and 4 deletions
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12
src/modules/module-snapcast-discover.c
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@ -640,10 +640,9 @@ static void resolver_cb(AvahiServiceResolver *r, AvahiIfIndex interface, AvahiPr
}
avahi_address_snprint(at, sizeof(at), a);
if (spa_strstartswith(at, link_local_range)) {
pw_log_info("found link-local ip address %s - skipping tunnel creation", at);
goto done;
}
if (spa_strstartswith(at, link_local_range))
pw_log_info("found link-local ip address %s for '%s'", at, name);
pw_log_info("%s %s", name, at);
tinfo = TUNNEL_INFO(.name = name, .port = port);
@ -671,6 +670,11 @@ static void resolver_cb(AvahiServiceResolver *r, AvahiIfIndex interface, AvahiPr
(a->data.ipv6.address[1] & 0xc0) == 0x80)
snprintf(if_suffix, sizeof(if_suffix), "%%%d", interface);
/* For IPv4 link-local, bind to the discovery interface */
if (a->proto == AVAHI_PROTO_INET &&
spa_strstartswith(at, link_local_range))
snprintf(if_suffix, sizeof(if_suffix), "%%%d", interface);
pw_properties_setf(props, "snapcast.ip", "%s%s", at, if_suffix);
pw_properties_setf(props, "snapcast.ifindex", "%d", interface);
pw_properties_setf(props, "snapcast.port", "%u", port);