diff options
Diffstat (limited to 'Demos/Device/RNDISEthernet/Lib/UDP.c')
| -rw-r--r-- | Demos/Device/RNDISEthernet/Lib/UDP.c | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/Demos/Device/RNDISEthernet/Lib/UDP.c b/Demos/Device/RNDISEthernet/Lib/UDP.c deleted file mode 100644 index 1f571c3e9..000000000 --- a/Demos/Device/RNDISEthernet/Lib/UDP.c +++ /dev/null @@ -1,80 +0,0 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2009.
-
- dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
-*/
-
-/*
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
- Permission to use, copy, modify, and distribute this software
- and its documentation for any purpose and without fee is hereby
- granted, provided that the above copyright notice appear in all
- copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- The author disclaim all warranties with regard to this
- software, including all implied warranties of merchantability
- and fitness. In no event shall the author be liable for any
- special, indirect or consequential damages or any damages
- whatsoever resulting from loss of use, data or profits, whether
- in an action of contract, negligence or other tortious action,
- arising out of or in connection with the use or performance of
- this software.
-*/
-
-/** \file
- *
- * User Datagram Protocol (UDP) packet handling routines. This protocol handles high throughput, low
- * reliability packets which are typically used to encapsulate streaming data.
- */
-
-#define INCLUDE_FROM_UDP_C
-#include "UDP.h"
-
-/** Processes a UDP packet inside an Ethernet frame, and writes the appropriate response
- * to the output Ethernet frame if a subprotocol handler has created a response packet.
- *
- * \param IPHeaderInStart Pointer to the start of the incoming packet's IP header
- * \param UDPHeaderInStart Pointer to the start of the incoming packet's UDP header
- * \param UDPHeaderOutStart Pointer to the start of the outgoing packet's UDP header
- *
- * \return The number of bytes written to the out Ethernet frame if any, NO_RESPONSE otherwise
- */
-int16_t UDP_ProcessUDPPacket(void* IPHeaderInStart, void* UDPHeaderInStart, void* UDPHeaderOutStart)
-{
- UDP_Header_t* UDPHeaderIN = (UDP_Header_t*)UDPHeaderInStart;
- UDP_Header_t* UDPHeaderOUT = (UDP_Header_t*)UDPHeaderOutStart;
-
- int16_t RetSize = NO_RESPONSE;
-
- DecodeUDPHeader(UDPHeaderInStart);
-
- /* Check to see if the UDP packet is a DHCP packet */
- if (SwapEndian_16(UDPHeaderIN->DestinationPort) == UDP_PORT_DHCP_REQUEST)
- {
- RetSize = DHCP_ProcessDHCPPacket(IPHeaderInStart,
- &((uint8_t*)UDPHeaderInStart)[sizeof(UDP_Header_t)],
- &((uint8_t*)UDPHeaderOutStart)[sizeof(UDP_Header_t)]);
- }
-
- /* Check to see if the protocol processing routine has filled out a response */
- if (RetSize > 0)
- {
- /* Fill out the response UDP packet header */
- UDPHeaderOUT->SourcePort = UDPHeaderIN->DestinationPort;
- UDPHeaderOUT->DestinationPort = UDPHeaderIN->SourcePort;
- UDPHeaderOUT->Checksum = 0;
- UDPHeaderOUT->Length = SwapEndian_16(sizeof(UDP_Header_t) + RetSize);
-
- /* Return the size of the response so far */
- return (sizeof(UDP_Header_t) + RetSize);
- }
-
- return NO_RESPONSE;
-}
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