X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/de0df8b16259458c78c742b5dbedd4ac90856285..49148fef9b5d74e5db607c6e39ad1c08f62b9b58:/Demos/Device/ClassDriver/RNDISEthernet/Lib/DHCP.c

diff --git a/Demos/Device/ClassDriver/RNDISEthernet/Lib/DHCP.c b/Demos/Device/ClassDriver/RNDISEthernet/Lib/DHCP.c
index 021bf1565..37f4e7762 100644
--- a/Demos/Device/ClassDriver/RNDISEthernet/Lib/DHCP.c
+++ b/Demos/Device/ClassDriver/RNDISEthernet/Lib/DHCP.c
@@ -1,13 +1,13 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2013.
+     Copyright (C) Dean Camera, 2016.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*
-  Copyright 2013  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2016  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
   Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
@@ -54,8 +54,8 @@ int16_t DHCP_ProcessDHCPPacket(void* IPHeaderInStart,
 	DHCP_Header_t* DHCPHeaderIN  = (DHCP_Header_t*)DHCPHeaderInStart;
 	DHCP_Header_t* DHCPHeaderOUT = (DHCP_Header_t*)DHCPHeaderOutStart;
 
-	uint8_t* DHCPOptionsINStart  = (uint8_t*)(DHCPHeaderInStart  + sizeof(DHCP_Header_t));
-	uint8_t* DHCPOptionsOUTStart = (uint8_t*)(DHCPHeaderOutStart + sizeof(DHCP_Header_t));
+	uint8_t* DHCPOptionsINStart  = ((uint8_t*)DHCPHeaderInStart  + sizeof(DHCP_Header_t));
+	uint8_t* DHCPOptionsOUTStart = ((uint8_t*)DHCPHeaderOutStart + sizeof(DHCP_Header_t));
 
 	DecodeDHCPHeader(DHCPHeaderInStart);
 
@@ -95,12 +95,20 @@ int16_t DHCP_ProcessDHCPPacket(void* IPHeaderInStart,
 																								: DHCP_MESSAGETYPE_ACK;
 
 				*(DHCPOptionsOUTStart++) = DHCP_OPTION_SUBNETMASK;
-				*(DHCPOptionsOUTStart++) = 4;
+				*(DHCPOptionsOUTStart++) = sizeof(IP_Address_t);
 				*(DHCPOptionsOUTStart++) = 0xFF;
 				*(DHCPOptionsOUTStart++) = 0xFF;
 				*(DHCPOptionsOUTStart++) = 0xFF;
 				*(DHCPOptionsOUTStart++) = 0x00;
 
+				*(DHCPOptionsOUTStart++) = DHCP_OPTION_LEASETIME;
+				*(DHCPOptionsOUTStart++) = sizeof(uint32_t);
+				/* Lease Time 86400s (ONE_DAY) */
+				*(DHCPOptionsOUTStart++) = 0x00;
+				*(DHCPOptionsOUTStart++) = 0x01;
+				*(DHCPOptionsOUTStart++) = 0x51;
+				*(DHCPOptionsOUTStart++) = 0x80;
+
 				*(DHCPOptionsOUTStart++) = DHCP_OPTION_DHCPSERVER;
 				*(DHCPOptionsOUTStart++) = sizeof(IP_Address_t);
 				memcpy(DHCPOptionsOUTStart, &ServerIPAddress, sizeof(IP_Address_t));
@@ -108,7 +116,7 @@ int16_t DHCP_ProcessDHCPPacket(void* IPHeaderInStart,
 
 				*(DHCPOptionsOUTStart++) = DHCP_OPTION_END;
 
-				return (sizeof(DHCP_Header_t) + 12 + sizeof(IP_Address_t));
+				return (sizeof(DHCP_Header_t) + 18 + sizeof(IP_Address_t));
 			}
 		}