mirror of
https://github.com/espressif/esp-idf.git
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a71fa82177
* Fix thread safety issues in non-core locking * Add option to verify thread safety issues in lwip (core-lock assertion) * Make esp_sntp.h thread safe API * Fix sntp examples * Fix openthread libs Closes https://github.com/espressif/esp-idf/issues/9908 Closes https://github.com/espressif/esp-idf/issues/10502 Closes https://github.com/espressif/esp-idf/issues/10466
117 lines
3.6 KiB
C
117 lines
3.6 KiB
C
/*
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* SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include <stdbool.h>
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#include <stdint.h>
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#include "freertos/FreeRTOS.h"
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#include "esp_err.h"
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#include "esp_netif_types.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @defgroup ESP_NETIF_SNTP_API ESP-NETIF SNTP API
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* @brief SNTP API for underlying TCP/IP stack
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*
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*/
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/** @addtogroup ESP_NETIF_SNTP_API
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* @{
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*/
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/**
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* @brief Time sync notification function
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*/
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typedef void (*esp_sntp_time_cb_t)(struct timeval *tv);
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/**
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* @brief Utility macro for providing multiple servers in parentheses
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*/
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#define ESP_SNTP_SERVER_LIST(...) { __VA_ARGS__ }
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/**
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* @brief Default configuration to init SNTP with multiple servers
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* @param servers_in_list Number of servers in the list
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* @param list_of_servers List of servers (use ESP_SNTP_SERVER_LIST(...))
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*
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*/
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#define ESP_NETIF_SNTP_DEFAULT_CONFIG_MULTIPLE(servers_in_list, list_of_servers) { \
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.smooth_sync = false, \
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.server_from_dhcp = false, \
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.wait_for_sync = true, \
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.start = true, \
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.sync_cb = NULL, \
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.renew_servers_after_new_IP = false, \
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.ip_event_to_renew = 0, \
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.index_of_first_server = 0, \
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.num_of_servers = (servers_in_list), \
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.servers = list_of_servers, \
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}
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/**
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* @brief Default configuration with a single server
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*/
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#define ESP_NETIF_SNTP_DEFAULT_CONFIG(server) \
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ESP_NETIF_SNTP_DEFAULT_CONFIG_MULTIPLE(1, {server})
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/**
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* @brief SNTP configuration struct
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*/
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typedef struct esp_sntp_config {
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bool smooth_sync; ///< set to true if smooth sync required
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bool server_from_dhcp; ///< set to true to request NTP server config from DHCP
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bool wait_for_sync; ///< if true, we create a semaphore to signal time sync event
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bool start; ///< set to true to automatically start the SNTP service
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esp_sntp_time_cb_t sync_cb; ///< optionally sets callback function on time sync event
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bool renew_servers_after_new_IP; ///< this is used to refresh server list if NTP provided by DHCP (which cleans other pre-configured servers)
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ip_event_t ip_event_to_renew; ///< set the IP event id on which we refresh server list (if renew_servers_after_new_IP=true)
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size_t index_of_first_server; ///< refresh server list after this server (if renew_servers_after_new_IP=true)
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size_t num_of_servers; ///< number of preconfigured NTP servers
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const char* servers[CONFIG_LWIP_SNTP_MAX_SERVERS]; ///< list of servers
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} esp_sntp_config_t;
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/**
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* @brief Initialize SNTP with supplied config struct
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* @param config Config struct
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* @return ESP_OK on success
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*/
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esp_err_t esp_netif_sntp_init(const esp_sntp_config_t * config);
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/**
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* @brief Start SNTP service
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* if it wasn't started during init (config.start = false)
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* or restart it if already started
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* @return ESP_OK on success
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*/
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esp_err_t esp_netif_sntp_start(void);
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/**
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* @brief Deinitialize esp_netif SNTP module
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*/
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void esp_netif_sntp_deinit(void);
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/**
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* @brief Wait for time sync event
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* @param tout Specified timeout in RTOS ticks
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* @return ESP_TIMEOUT if sync event didn't came withing the timeout
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* ESP_ERR_NOT_FINISHED if the sync event came, but we're in smooth update mode and still in progress (SNTP_SYNC_STATUS_IN_PROGRESS)
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* ESP_OK if time sync'ed
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*/
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esp_err_t esp_netif_sntp_sync_wait(TickType_t tout);
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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