mirror of
https://github.com/0xFEEDC0DE64/arduino-esp32.git
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a59eafbc9d
* fix sdmmc config * Fix warnings in EEPROM from @Curclamas * remove leftover TAG in EEPROM * Initial add of @stickbreaker i2c * Add log_n * fix warnings when log is off * i2c code clean up and reorganization * add flags to interrupt allocator * fix sdmmc config * Fix warnings in EEPROM from @Curclamas * remove leftover TAG in EEPROM * fix errors with latest IDF * fix debug optimization (#1365) incorrect optimization for debugging tick markers. * Fix some missing BT header * Change BTSerial log calls * Update BLE lib * Arduino-ESP32 release management scripted (#1515) * Calculate an absolute path for a custom partitions table (#1452) * * Arduino-ESP32 release management scripted (ready-to-merge) * * secure env for espressif/arduino-esp32 * * build tests enabled * gitter webhook enabled * * gitter room link fixed * better comment * * filepaths fixed * BT Serial adjustments * * don't run sketch builds & tests for tagged builds * Return false from WiFi.hostByName() if hostname is not resolved * Free BT Memory when BT is not used * WIFI_MODE_NULL is not supported anymore * Select some key examples to build with PlatformIO to save some time * Update BLE lib * Fixed BLE lib * Major WiFi overhaul - auto reconnect on connection loss now works - moved to event groups - some code clean up and procedure optimizations - new methods to get a more elaborate system ststus * Add cmake tests to travis * Add initial AsyncUDP * Add NetBIOS lib and fix CMake includes * Add Initial WebServer * Fix WebServer and examples * travis not quiting on build fail * Try different travis build * Update IDF to aaf1239 * Fix WPS Example * fix script permission and add some fail tests to sketch builder * Add missing space in WiFiClient::write(Stream &stream)
363 lines
12 KiB
C
363 lines
12 KiB
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef ESP_MDNS_H_
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#define ESP_MDNS_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <tcpip_adapter.h>
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#include "esp_event.h"
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#define MDNS_TYPE_A 0x0001
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#define MDNS_TYPE_PTR 0x000C
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#define MDNS_TYPE_TXT 0x0010
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#define MDNS_TYPE_AAAA 0x001C
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#define MDNS_TYPE_SRV 0x0021
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#define MDNS_TYPE_OPT 0x0029
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#define MDNS_TYPE_NSEC 0x002F
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#define MDNS_TYPE_ANY 0x00FF
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/**
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* @brief mDNS enum to specify the ip_protocol type
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*/
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typedef enum {
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MDNS_IP_PROTOCOL_V4,
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MDNS_IP_PROTOCOL_V6,
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MDNS_IP_PROTOCOL_MAX
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} mdns_ip_protocol_t;
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/**
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* @brief mDNS basic text item structure
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* Used in mdns_service_add()
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*/
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typedef struct {
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char * key; /*!< item key name */
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char * value; /*!< item value string */
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} mdns_txt_item_t;
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/**
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* @brief mDNS query linked list IP item
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*/
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typedef struct mdns_ip_addr_s {
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ip_addr_t addr; /*!< IP address */
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struct mdns_ip_addr_s * next; /*!< next IP, or NULL for the last IP in the list */
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} mdns_ip_addr_t;
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/**
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* @brief mDNS query result structure
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*/
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typedef struct mdns_result_s {
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struct mdns_result_s * next; /*!< next result, or NULL for the last result in the list */
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tcpip_adapter_if_t tcpip_if; /*!< interface on which the result came (AP/STA/ETH) */
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mdns_ip_protocol_t ip_protocol; /*!< ip_protocol type of the interface (v4/v6) */
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// PTR
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char * instance_name; /*!< instance name */
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// SRV
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char * hostname; /*!< hostname */
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uint16_t port; /*!< service port */
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// TXT
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mdns_txt_item_t * txt; /*!< txt record */
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size_t txt_count; /*!< number of txt items */
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// A and AAAA
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mdns_ip_addr_t * addr; /*!< linked list of IP addreses found */
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} mdns_result_t;
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/**
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* @brief Initialize mDNS on given interface
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*
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* @return
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* - ESP_OK on success
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* - ESP_ERR_INVALID_ARG when bad tcpip_if is given
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* - ESP_ERR_INVALID_STATE when the network returned error
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* - ESP_ERR_NO_MEM on memory error
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* - ESP_ERR_WIFI_NOT_INIT when WiFi is not initialized by eps_wifi_init
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*/
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esp_err_t mdns_init();
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/**
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* @brief Stop and free mDNS server
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*
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*/
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void mdns_free();
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/**
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* @brief Set the hostname for mDNS server
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* required if you want to advertise services
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*
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* @param hostname Hostname to set
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_ARG Parameter error
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* - ESP_ERR_NO_MEM memory error
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*/
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esp_err_t mdns_hostname_set(const char * hostname);
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/**
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* @brief Set the default instance name for mDNS server
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*
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* @param instance_name Instance name to set
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_ARG Parameter error
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* - ESP_ERR_NO_MEM memory error
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*/
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esp_err_t mdns_instance_name_set(const char * instance_name);
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/**
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* @brief Add service to mDNS server
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*
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* @param instance_name instance name to set. If NULL,
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* global instance name or hostname will be used
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* @param service_type service type (_http, _ftp, etc)
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* @param proto service protocol (_tcp, _udp)
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* @param port service port
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* @param num_items number of items in TXT data
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* @param txt string array of TXT data (eg. {{"var","val"},{"other","2"}})
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_ARG Parameter error
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* - ESP_ERR_NO_MEM memory error
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*/
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esp_err_t mdns_service_add(const char * instance_name, const char * service_type, const char * proto, uint16_t port, mdns_txt_item_t txt[], size_t num_items);
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/**
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* @brief Remove service from mDNS server
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*
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* @param service_type service type (_http, _ftp, etc)
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* @param proto service protocol (_tcp, _udp)
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_ARG Parameter error
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* - ESP_ERR_NOT_FOUND Service not found
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* - ESP_FAIL unknown error
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*/
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esp_err_t mdns_service_remove(const char * service_type, const char * proto);
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/**
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* @brief Set instance name for service
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*
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* @param service_type service type (_http, _ftp, etc)
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* @param proto service protocol (_tcp, _udp)
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* @param instance_name instance name to set
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_ARG Parameter error
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* - ESP_ERR_NOT_FOUND Service not found
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* - ESP_ERR_NO_MEM memory error
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*/
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esp_err_t mdns_service_instance_name_set(const char * service_type, const char * proto, const char * instance_name);
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/**
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* @brief Set service port
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*
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* @param service_type service type (_http, _ftp, etc)
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* @param proto service protocol (_tcp, _udp)
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* @param port service port
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_ARG Parameter error
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* - ESP_ERR_NOT_FOUND Service not found
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*/
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esp_err_t mdns_service_port_set(const char * service_type, const char * proto, uint16_t port);
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/**
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* @brief Replace all TXT items for service
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*
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* @param service_type service type (_http, _ftp, etc)
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* @param proto service protocol (_tcp, _udp)
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* @param num_items number of items in TXT data
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* @param txt array of TXT data (eg. {{"var","val"},{"other","2"}})
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_ARG Parameter error
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* - ESP_ERR_NOT_FOUND Service not found
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* - ESP_ERR_NO_MEM memory error
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*/
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esp_err_t mdns_service_txt_set(const char * service_type, const char * proto, mdns_txt_item_t txt[], uint8_t num_items);
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/**
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* @brief Set/Add TXT item for service TXT record
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*
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* @param service_type service type (_http, _ftp, etc)
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* @param proto service protocol (_tcp, _udp)
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* @param key the key that you want to add/update
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* @param value the new value of the key
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_ARG Parameter error
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* - ESP_ERR_NOT_FOUND Service not found
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* - ESP_ERR_NO_MEM memory error
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*/
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esp_err_t mdns_service_txt_item_set(const char * service_type, const char * proto, const char * key, const char * value);
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/**
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* @brief Remove TXT item for service TXT record
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*
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* @param service_type service type (_http, _ftp, etc)
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* @param proto service protocol (_tcp, _udp)
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* @param key the key that you want to remove
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_ARG Parameter error
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* - ESP_ERR_NOT_FOUND Service not found
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* - ESP_ERR_NO_MEM memory error
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*/
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esp_err_t mdns_service_txt_item_remove(const char * service_type, const char * proto, const char * key);
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/**
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* @brief Remove and free all services from mDNS server
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_ARG Parameter error
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*/
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esp_err_t mdns_service_remove_all();
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/**
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* @brief Query mDNS for host or service
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* All following query methods are derived from this one
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*
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* @param name service instance or host name (NULL for PTR queries)
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* @param service_type service type (_http, _arduino, _ftp etc.) (NULL for host queries)
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* @param proto service protocol (_tcp, _udp, etc.) (NULL for host queries)
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* @param type type of query (MDNS_TYPE_*)
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* @param timeout time in milliseconds to wait for answers.
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* @param max_results maximum results to be collected
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* @param results pointer to the results of the query
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* results must be freed using mdns_query_results_free below
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_STATE mDNS is not running
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* - ESP_ERR_NO_MEM memory error
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* - ESP_ERR_INVALID_ARG timeout was not given
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*/
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esp_err_t mdns_query(const char * name, const char * service_type, const char * proto, uint16_t type, uint32_t timeout, size_t max_results, mdns_result_t ** results);
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/**
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* @brief Free query results
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*
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* @param results linked list of results to be freed
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*/
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void mdns_query_results_free(mdns_result_t * results);
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/**
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* @brief Query mDNS for service
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*
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* @param service_type service type (_http, _arduino, _ftp etc.)
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* @param proto service protocol (_tcp, _udp, etc.)
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* @param timeout time in milliseconds to wait for answer.
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* @param max_results maximum results to be collected
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* @param results pointer to the results of the query
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_STATE mDNS is not running
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* - ESP_ERR_NO_MEM memory error
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* - ESP_ERR_INVALID_ARG parameter error
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*/
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esp_err_t mdns_query_ptr(const char * service_type, const char * proto, uint32_t timeout, size_t max_results, mdns_result_t ** results);
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/**
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* @brief Query mDNS for SRV record
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*
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* @param instance_name service instance name
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* @param service_type service type (_http, _arduino, _ftp etc.)
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* @param proto service protocol (_tcp, _udp, etc.)
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* @param timeout time in milliseconds to wait for answer.
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* @param result pointer to the result of the query
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_STATE mDNS is not running
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* - ESP_ERR_NO_MEM memory error
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* - ESP_ERR_INVALID_ARG parameter error
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*/
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esp_err_t mdns_query_srv(const char * instance_name, const char * service_type, const char * proto, uint32_t timeout, mdns_result_t ** result);
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/**
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* @brief Query mDNS for TXT record
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*
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* @param instance_name service instance name
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* @param service_type service type (_http, _arduino, _ftp etc.)
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* @param proto service protocol (_tcp, _udp, etc.)
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* @param timeout time in milliseconds to wait for answer.
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* @param result pointer to the result of the query
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_STATE mDNS is not running
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* - ESP_ERR_NO_MEM memory error
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* - ESP_ERR_INVALID_ARG parameter error
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*/
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esp_err_t mdns_query_txt(const char * instance_name, const char * service_type, const char * proto, uint32_t timeout, mdns_result_t ** result);
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/**
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* @brief Query mDNS for A record
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*
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* @param host_name host name to look for
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* @param timeout time in milliseconds to wait for answer.
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* @param addr pointer to the resulting IP4 address
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_STATE mDNS is not running
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* - ESP_ERR_NO_MEM memory error
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* - ESP_ERR_INVALID_ARG parameter error
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*/
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esp_err_t mdns_query_a(const char * host_name, uint32_t timeout, ip4_addr_t * addr);
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/**
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* @brief Query mDNS for A record
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*
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* @param host_name host name to look for
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* @param timeout time in milliseconds to wait for answer. If 0, max_results needs to be defined
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* @param addr pointer to the resulting IP6 address
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*
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* @return
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* - ESP_OK success
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* - ESP_ERR_INVALID_STATE mDNS is not running
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* - ESP_ERR_NO_MEM memory error
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* - ESP_ERR_INVALID_ARG parameter error
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*/
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esp_err_t mdns_query_aaaa(const char * host_name, uint32_t timeout, ip6_addr_t * addr);
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/**
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* @brief System event handler
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* This method controls the service state on all active interfaces and applications are required
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* to call it from the system event handler for normal operation of mDNS service.
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*
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* @param ctx The system event context
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* @param event The system event
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*/
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esp_err_t mdns_handle_system_event(void *ctx, system_event_t *event);
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#ifdef __cplusplus
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}
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#endif
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#endif /* ESP_MDNS_H_ */
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