protocol/lufa/LUFA-git/Projects/Webserver/Lib/DHCPClientApp.h

   1 /*
   2              LUFA Library
   3      Copyright (C) Dean Camera, 2014.
   4
   5   dean [at] fourwalledcubicle [dot] com
   6            www.lufa-lib.org
   7 */
   8
   9 /*
  10   Copyright 2014  Dean Camera (dean [at] fourwalledcubicle [dot] com)
  11
  12   Permission to use, copy, modify, distribute, and sell this
  13   software and its documentation for any purpose is hereby granted
  14   without fee, provided that the above copyright notice appear in
  15   all copies and that both that the copyright notice and this
  16   permission notice and warranty disclaimer appear in supporting
  17   documentation, and that the name of the author not be used in
  18   advertising or publicity pertaining to distribution of the
  19   software without specific, written prior permission.
  20
  21   The author disclaims all warranties with regard to this
  22   software, including all implied warranties of merchantability
  23   and fitness.  In no event shall the author be liable for any
  24   special, indirect or consequential damages or any damages
  25   whatsoever resulting from loss of use, data or profits, whether
  26   in an action of contract, negligence or other tortious action,
  27   arising out of or in connection with the use or performance of
  28   this software.
  29 */
  30
  31 /** \file
  32  *
  33  *  Header file for DHCPClientApp.c.
  34  */
  35
  36 #ifndef _DHCPCLIENT_APP_H_
  37 #define _DHCPCLIENT_APP_H_
  38
  39         /* Includes: */
  40                 #include <stdio.h>
  41
  42                 #include <uip.h>
  43
  44                 #include "Config/AppConfig.h"
  45                 #include "../Webserver.h"
  46                 #include "DHCPCommon.h"
  47
  48         /* Enums: */
  49                 /** States for each DHCP connection to a DHCP client. */
  50                 enum DHCP_Client_States_t
  51                 {
  52                         DHCP_STATE_SendDiscover,  /**< Send DISCOVER packet to retrieve DHCP lease offers */
  53                         DHCP_STATE_WaitForOffer,  /**< Waiting for OFFER packet giving available DHCP leases */
  54                         DHCP_STATE_SendRequest,   /**< Send REQUEST packet to request a DHCP lease */
  55                         DHCP_STATE_WaitForACK,    /**< Wait for ACK packet to complete the DHCP lease */
  56                         DHCP_STATE_AddressLeased, /**< DHCP address has been leased from a DHCP server */
  57                 };
  58
  59         /* Function Prototypes: */
  60                 void DHCPClientApp_Init(void);
  61                 void DHCPClientApp_Callback(void);
  62
  63                 #if defined(INCLUDE_FROM_DHCPCLIENTAPP_C)
  64                         static uint16_t DHCPClientApp_FillDHCPHeader(DHCP_Header_t* const DHCPHeader,
  65                                                                      const uint8_t DHCPMessageType,
  66                                                                      uip_udp_appstate_t* const AppState);
  67                 #endif
  68 #endif
  69