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Merge branch 'bugfix/mdns_netif_local' into 'master'

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mdns: fix preset of esp_netif ptr for local interfaces

Closes WIFI-1538

See merge request espressif/esp-idf!7009
This commit is contained in:
Angus Gratton 2019-12-20 12:53:50 +08:00
commit f0680b99b3
1 changed files with 14 additions and 11 deletions
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25
components/mdns/mdns.c
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@ -56,6 +56,18 @@ static esp_netif_t * s_esp_netifs[MDNS_IF_MAX] = {};
esp_netif_t *_mdns_get_esp_netif(mdns_if_t tcpip_if)
{
if (tcpip_if < MDNS_IF_MAX) {
if (s_esp_netifs[tcpip_if] == NULL) {
// if local netif copy is NULL, try to search for the default interface key
if (tcpip_if == MDNS_IF_STA) {
s_esp_netifs[MDNS_IF_STA] = esp_netif_get_handle_from_ifkey("WIFI_STA_DEF");
} else if (tcpip_if == MDNS_IF_AP) {
s_esp_netifs[MDNS_IF_AP] = esp_netif_get_handle_from_ifkey("WIFI_AP_DEF");
#if CONFIG_ETH_ENABLED
} else if (tcpip_if == MDNS_IF_ETH) {
s_esp_netifs[MDNS_IF_ETH] = esp_netif_get_handle_from_ifkey("ETH_DEF");
#endif
}
}
return s_esp_netifs[tcpip_if];
}
return NULL;
@ -3106,17 +3118,6 @@ static void _mdns_handle_system_event(esp_event_base_t event_base,
return;
}
// Initialize handles to esp-netif if appropriate mdns supported interface started
if (event_base == WIFI_EVENT && event_id == WIFI_EVENT_STA_START) {
s_esp_netifs[MDNS_IF_STA] = esp_netif_get_handle_from_ifkey("WIFI_STA_DEF");
} else if (event_base == WIFI_EVENT && event_id == WIFI_EVENT_AP_START) {
s_esp_netifs[MDNS_IF_AP] = esp_netif_get_handle_from_ifkey("WIFI_AP_DEF");
#if CONFIG_ETH_ENABLED
} else if (event_base == ETH_EVENT && event_id == ETHERNET_EVENT_START) {
s_esp_netifs[MDNS_IF_ETH] = esp_netif_get_handle_from_ifkey("ETH_DEF");
#endif
}
esp_netif_dhcp_status_t dcst;
if (event_base == WIFI_EVENT) {
switch(event_id) {
@ -4231,6 +4232,8 @@ esp_err_t mdns_init(void)
return ESP_ERR_NO_MEM;
}
memset((uint8_t*)_mdns_server, 0, sizeof(mdns_server_t));
// zero-out local copy of netifs to initiate a fresh search by interface key whenever a netif ptr is needed
memset(s_esp_netifs, 0, sizeof(s_esp_netifs));
_mdns_server->lock = xSemaphoreCreateMutex();
if (!_mdns_server->lock) {