1 /*
2  * FreeRTOS+TCP <DEVELOPMENT BRANCH>
3  * Copyright (C) 2022 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
4  *
5  * SPDX-License-Identifier: MIT
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining a copy of
8  * this software and associated documentation files (the "Software"), to deal in
9  * the Software without restriction, including without limitation the rights to
10  * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
11  * the Software, and to permit persons to whom the Software is furnished to do so,
12  * subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice shall be included in all
15  * copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
19  * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
20  * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
21  * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23  *
24  * https://github.com/FreeRTOS
25  * https://www.FreeRTOS.org
26  */
27 
28 
29 #ifndef FREERTOS_DNS_CALLBACK_H
30 #define FREERTOS_DNS_CALLBACK_H
31 
32 /* FreeRTOS includes. */
33 #include "FreeRTOS.h"
34 
35 /* FreeRTOS+TCP includes. */
36 #include "FreeRTOS_IP.h"
37 
38 #include "FreeRTOS_DNS_Globals.h"
39 
40 /* Standard includes. */
41 #include <stdint.h>
42 
43 /* *INDENT-OFF* */
44 #ifdef __cplusplus
45     extern "C" {
46 #endif
47 /* *INDENT-ON* */
48 
49 /* Application level configuration options. */
50 
51 #if ( ( ipconfigDNS_USE_CALLBACKS == 1 ) && ( ipconfigUSE_DNS != 0 ) )
52 
53     BaseType_t xDNSDoCallback( ParseSet_t * pxSet,
54                                struct freertos_addrinfo * pxAddress );
55 
56     void vDNSSetCallBack( const char * pcHostName,
57                           void * pvSearchID,
58                           FOnDNSEvent pCallbackFunction,
59                           TickType_t uxTimeout,
60                           TickType_t uxIdentifier,
61                           BaseType_t xIsIPv6 );
62 
63     void vDNSCheckCallBack( void * pvSearchID );
64 
65     void vDNSCallbackInitialise( void );
66 
67 #endif /* ipconfigDNS_USE_CALLBACKS  && ipconfigUSE_DNS */
68 
69 /* *INDENT-OFF* */
70 #ifdef __cplusplus
71     } /* extern "C" */
72 #endif
73 /* *INDENT-ON* */
74 
75 #endif /* ifndef FREERTOS_DNS_CALLBACK_H */
76