1 // Copyright 2018 Espressif Systems (Shanghai) PTE LTD
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #ifndef ESP_EVENT_PRIVATE_H_
16 #define ESP_EVENT_PRIVATE_H_
17 
18 #include <stdbool.h>
19 #include "esp_event.h"
20 
21 #ifdef __cplusplus
22 extern "C" {
23 #endif
24 
25 /**
26  * @brief Searches handlers registered with an event loop to see if it has been registered.
27  *
28  * @param[in] event_loop the loop to search
29  * @param[in] event_base the event base to search
30  * @param[in] event_id the event id to search
31  * @param[in] event_handler the event handler to look for
32  *
33  * @return true handler registered
34  * @return false handler not registered
35  *
36  * @return
37  *  - true: Handler registered
38  *  - false:  Handler not registered
39  */
40 bool esp_event_is_handler_registered(esp_event_loop_handle_t event_loop, esp_event_base_t event_base, int32_t event_id, esp_event_handler_t event_handler);
41 
42 /**
43  * @brief Deinitializes the event loop library
44  *
45  * @return
46  *  - ESP_OK: Success
47  *  - Others: Fail
48  */
49 esp_err_t esp_event_loop_deinit(void);
50 
51 #ifdef __cplusplus
52 } // extern "C"
53 #endif
54 
55 #endif // #ifndef ESP_EVENT_PRIVATE_H_
56