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Allow mixed ipv4/ipv6 mdns

This commit is contained in:
couteau 2023-04-11 10:25:07 -04:00
parent cad4f0b89a
commit e7a73551ab
1 changed files with 7 additions and 7 deletions
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14
src/mdns_avahi.c
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@ -667,7 +667,7 @@ connection_test(int family, const char *address, const char *address_log, int po
// a connection to the address
// - see also https://lists.freedesktop.org/archives/avahi/2012-September/002183.html
static int
address_check(AvahiProtocol proto, const char *hostname, const AvahiAddress *addr, int port, enum mdns_options flags)
address_check(const char *hostname, const AvahiAddress *addr, int port, enum mdns_options flags)
{
char address[AVAHI_ADDRESS_STR_MAX];
char address_log[AVAHI_ADDRESS_STR_MAX + 2];
@ -676,13 +676,13 @@ address_check(AvahiProtocol proto, const char *hostname, const AvahiAddress *add
CHECK_NULL(L_MDNS, avahi_address_snprint(address, sizeof(address), addr));
family = avahi_proto_to_af(proto);
family = avahi_proto_to_af(addr->proto);
if (family == AF_INET)
snprintf(address_log, sizeof(address_log), "%s", address);
else
snprintf(address_log, sizeof(address_log), "[%s]", address);
if ((proto == AVAHI_PROTO_INET && is_v4ll(&(addr->data.ipv4))) || (proto == AVAHI_PROTO_INET6 && is_v6ll(&(addr->data.ipv6))))
if ((addr->proto == AVAHI_PROTO_INET && is_v4ll(&(addr->data.ipv4))) || (addr->proto == AVAHI_PROTO_INET6 && is_v6ll(&(addr->data.ipv6))))
{
DPRINTF(E_WARN, L_MDNS, "Ignoring announcement from %s, address %s is link-local\n", hostname, address_log);
return -1;
@ -736,7 +736,7 @@ browse_record_callback(AvahiRecordBrowser *b, AvahiIfIndex intf, AvahiProtocol p
DPRINTF(E_DBG, L_MDNS, "Avahi Record Browser (%s, proto %d): NEW record %s for service type '%s'\n", hostname, proto, address, rb_data->mb->type);
ret = address_check(proto, hostname, &addr, rb_data->port, rb_data->mb->flags);
ret = address_check(hostname, &addr, rb_data->port, rb_data->mb->flags);
if (ret < 0)
return;
@ -772,7 +772,7 @@ browse_resolve_callback(AvahiServiceResolver *r, AvahiIfIndex intf, AvahiProtoco
mb = (struct mdns_browser *)userdata;
family = avahi_proto_to_af(proto);
family = avahi_proto_to_af(addr->proto);
if (event != AVAHI_RESOLVER_FOUND)
{
@ -817,7 +817,7 @@ browse_resolve_callback(AvahiServiceResolver *r, AvahiIfIndex intf, AvahiProtoco
// devices (e.g. ApEx 1 gen) will include multiple records, and we need to
// filter out those records that won't work (notably link-local). The value of
// *addr given by browse_resolve_callback is just the first record.
ret = address_check(proto, hostname, addr, port, mb->flags);
ret = address_check(hostname, addr, port, mb->flags);
if (ret < 0)
{
CHECK_NULL(L_MDNS, rb_data = calloc(1, sizeof(struct mdns_record_browser)));
@ -828,7 +828,7 @@ browse_resolve_callback(AvahiServiceResolver *r, AvahiIfIndex intf, AvahiProtoco
rb_data->port = port;
rb_data->txt_kv = txt_kv;
if (proto == AVAHI_PROTO_INET6)
if (addr->proto == AVAHI_PROTO_INET6)
dns_type = AVAHI_DNS_TYPE_AAAA;
else
dns_type = AVAHI_DNS_TYPE_A;