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mdns: add mdns delegation

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This allows publishing mdns services for other devices.


* Original commit: espressif/esp-idf@401ff56cc1
This commit is contained in:
Jiacheng Guo
2021-03-30 13:19:01 +08:00
committed by suren-gabrielyan-espressif
parent b62b4b3e25
commit 1eb5df9780
4 changed files with 494 additions and 220 deletions
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22
components/mdns/private_include/mdns_private.h
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@ -17,8 +17,10 @@
#include "esp_event_base.h"
#include "esp_task.h"
#include "esp_timer.h"
#include "esp_netif_ip_addr.h"
#include "freertos/FreeRTOS.h"
//#define MDNS_ENABLE_DEBUG
#define MDNS_ENABLE_DEBUG
#ifdef MDNS_ENABLE_DEBUG
#define _mdns_dbg_printf(...) printf(__VA_ARGS__)
@ -182,6 +184,7 @@ typedef enum {
ACTION_TX_HANDLE,
ACTION_RX_HANDLE,
ACTION_TASK_STOP,
ACTION_DELEGATE_HOSTNAME_ADD,
ACTION_MAX
} mdns_action_type_t;
@ -280,6 +283,7 @@ typedef struct {
const char * instance;
const char * service;
const char * proto;
const char * hostname;
uint16_t priority;
uint16_t weight;
uint16_t port;
@ -302,12 +306,19 @@ typedef struct mdns_out_question_s {
bool own_dynamic_memory;
} mdns_out_question_t;
typedef struct mdns_host_item_t {
const char * hostname;
esp_ip_addr_t address;
struct mdns_host_item_t *next;
} mdns_host_item_t;
typedef struct mdns_out_answer_s {
struct mdns_out_answer_s * next;
uint16_t type;
uint8_t bye;
uint8_t flush;
mdns_service_t * service;
mdns_host_item_t* host;
const char * custom_instance;
const char * custom_service;
const char * custom_proto;
@ -381,7 +392,10 @@ typedef struct mdns_server_s {
typedef struct {
mdns_action_type_t type;
union {
char * hostname;
struct {
char * hostname;
xTaskHandle calling_task;
} hostname_set;
char * instance;
struct {
esp_event_base_t event_base;
@ -424,6 +438,10 @@ typedef struct {
struct {
mdns_rx_packet_t * packet;
} rx_handle;
struct {
const char * hostname;
esp_ip_addr_t address;
} delegate_hostname;
} data;
} mdns_action_t;