tmk_core/protocol/lufa/LUFA-git/Demos/Device/ClassDriver/RNDISEthernet/Lib/UDP.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 UDP.c.
  34  */
  35
  36 #ifndef _UDP_H_
  37 #define _UDP_H_
  38
  39         /* Includes: */
  40                 #include <avr/io.h>
  41
  42                 #include "EthernetProtocols.h"
  43                 #include "Ethernet.h"
  44                 #include "ProtocolDecoders.h"
  45                 #include "DHCP.h"
  46
  47         /* Macros: */
  48                 /** Source UDP port for a DHCP request. */
  49                 #define UDP_PORT_DHCP_REQUEST 67
  50
  51                 /** Destination UDP port for a DHCP reply. */
  52                 #define UDP_PORT_DHCP_REPLY   68
  53
  54         /* Type Defines: */
  55                 /** Type define for a UDP packet header. */
  56                 typedef struct
  57                 {
  58                         uint16_t SourcePort; /**< Packet source port */
  59                         uint16_t DestinationPort; /**< Packet destination port */
  60                         uint16_t Length; /**< Total packet length, in bytes */
  61                         uint16_t Checksum; /**< Optional UDP packet checksum */
  62                 } UDP_Header_t;
  63
  64         /* Function Prototypes: */
  65                 int16_t UDP_ProcessUDPPacket(void* IPHeaderInStart,
  66                                              void* UDPHeaderInStart,
  67                                              void* UDPHeaderOutStart);
  68
  69 #endif
  70