text: /*
   * FreeRTOS+TCP V2.3.4
   * Copyright (C) 2020 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
   *
   * SPDX-License-Identifier: MIT
   *
   * Permission is hereby granted, free of charge, to any person obtaining a copy of
   * this software and associated documentation files (the "Software"), to deal in
   * the Software without restriction, including without limitation the rights to
   * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
   * the Software, and to permit persons to whom the Software is furnished to do so,
   * subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in all
   * copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
   * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
   * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
   * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
   * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
   *
   * https://github.com/FreeRTOS
   * https://www.FreeRTOS.org
   */
  
  #ifndef FREERTOS_DNS_CACHE_H
  #define FREERTOS_DNS_CACHE_H
  
  /* FreeRTOS includes. */
  #include "FreeRTOS.h"
  
  /* FreeRTOS+TCP includes. */
  #include "FreeRTOS_IP.h"
  
  /* Standard includes. */
  #include <stdint.h>
  
  #if ( ( ipconfigUSE_DNS_CACHE == 1 ) && ( ipconfigUSE_DNS != 0 ) )
  
      uint32_t FreeRTOS_dnslookup( const char * pcHostName );
  
      void FreeRTOS_dnsclear( void );
  
      BaseType_t FreeRTOS_dns_update( const char * pcName,
                                      uint32_t * pulIP,
                                      uint32_t ulTTL );
  
      BaseType_t FreeRTOS_ProcessDNSCache( const char * pcName,
                                           uint32_t * pulIP,
                                           uint32_t ulTTL,
                                           BaseType_t xLookUp );
  #endif /* if ( ipconfigUSE_DNS_CACHE == 1 ) */
  
  #endif /* ifndef FREERTOS_DNS_CACHE_H */
  