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RIOT/tests/lwip_sock_ip/stack.h 3.92 KB
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  /*
   * Copyright (C) 2016 Freie Universitรคt Berlin
   *
   * This file is subject to the terms and conditions of the GNU Lesser
   * General Public License v2.1. See the file LICENSE in the top level
   * directory for more details.
   */
  
  /**
   * @defgroup
   * @ingroup
   * @brief
   * @{
   *
   * @file
   * @brief
   *
   * @author  Martine Lenders <mlenders@inf.fu-berlin.de>
   */
  #ifndef STACK_H
  #define STACK_H
  
  #include <stdbool.h>
  #include <stdint.h>
  
  #include "net/ipv6/addr.h"
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  /**
   * @brief   Initializes networking for tests
   */
  void _net_init(void);
  
  /**
   * @brief   Does what ever preparations are needed to check the packets sent
   */
  void _prepare_send_checks(void);
  
  /**
   * @brief   Injects a received IPv4 packet into the stack
   *
   * @param[in] src       The source address of the IPv4 packet
   * @param[in] dst       The destination address of the IPv4 packet
   * @param[in] proto     The protocol field of the IPv4 packet
   * @param[in] data      The payload of the IPv4 packet
   * @param[in] data_len  The payload length of the IPv4 packet
   * @param[in] netif     The interface the packet came over
   *
   * @return  true, if packet was successfully injected
   * @return  false, if an error occurred during injection
   */
  bool _inject_4packet(uint32_t src, uint32_t dst, uint8_t proto, void *data,
                       size_t data_len, uint16_t netif);
  
  /**
   * @brief   Injects a received IPv6 packet into the stack
   *
   * @param[in] src       The source address of the IPv6 packet
   * @param[in] dst       The destination address of the IPv6 packet
   * @param[in] proto     The next header field of the IPv6 packet
   * @param[in] data      The payload of the IPv6 packet
   * @param[in] data_len  The payload length of the IPv6 packet
   * @param[in] netif     The interface the packet came over
   *
   * @return  true, if packet was successfully injected
   * @return  false, if an error occurred during injection
   */
  bool _inject_6packet(const ipv6_addr_t *src, const ipv6_addr_t *dst,
                       uint8_t proto, void *data, size_t data_len,
                       uint16_t netif);
  
  /**
   * @brief   Checks networking state (e.g. packet buffer state)
   *
   * @return  true, if networking component is still in valid state
   * @return  false, if networking component is in an invalid state
   */
  bool _check_net(void);
  
  /**
   * @brief   Checks if a IPv4 packet was sent by the networking component
   *
   * @param[in] src               Expected source address of the IPv4 packet
   * @param[in] dst               Expected destination address of the IPv4 packet
   * @param[in] proto             Expected next header field of the IPv4 packet
   * @param[in] data              Expected payload of the IPv4 packet
   * @param[in] data_len          Expected payload length of the IPv4 packet
   * @param[in] netif             Expected interface the packet is supposed to
   *                              be send over
   *
   * @return  true, if all parameters match as expected
   * @return  false, if not.
   */
  bool _check_4packet(uint32_t src, uint32_t dst, uint8_t proto,
                      void *data, size_t data_len, uint16_t netif);
  
  /**
   * @brief   Checks if a IPv6 packet was sent by the networking component
   *
   * @param[in] src               Expected source address of the IPv6 packet
   * @param[in] dst               Expected destination address of the IPv6 packet
   * @param[in] proto             Expected next header field of the IPv6 packet
   * @param[in] data              Expected payload of the IPv6 packet
   * @param[in] data_len          Expected payload length of the IPv6 packet
   * @param[in] netif             Expected interface the packet is supposed to
   *                              be send over
   *
   * @return  true, if all parameters match as expected
   * @return  false, if not.
   */
  bool _check_6packet(const ipv6_addr_t *src, const ipv6_addr_t *dst,
                      uint8_t proto, void *data, size_t data_len, uint16_t netif);
  
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* STACK_H */
  /** @} */