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Rev 1542 Rev 2305
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;;          GNU GENERAL PUBLIC LICENSE                             ;;
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;;          GNU GENERAL PUBLIC LICENSE                             ;;
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;;             Version 2, June 1991                                ;;
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;;             Version 2, June 1991                                ;;
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;;                                                                 ;;
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;;                                                                 ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision: 1542 $
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$Revision: 2305 $
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struct	UDP_Packet
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struct	UDP_Packet
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	.SourcePort		dw  ?
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	SourcePort	       dw  ?
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	.DestinationPort	dw  ?
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	.Length 		dw  ?  ; Length of (UDP Header + Data)
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	DestinationPort        dw  ?
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	.Checksum		dw  ?
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	Length		       dw  ?  ; Length of (UDP Header + Data)
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; Done with header, now do data
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; Done with header, now do data
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	push	esi
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	push	esi
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	movzx	ecx, [esi+UDP_Packet.Length]
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	movzx	ecx, [esi+UDP_Packet.Length]
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	rol	cx , 8
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	rol	cx , 8
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	sub	cx , UDP_Packet.Data
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	sub	cx , sizeof.UDP_Packet
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	add	esi, UDP_Packet.Data
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	add	esi, sizeof.UDP_Packet
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	call	checksum_1
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	call	checksum_1
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	pop	ebx
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	pop	ebx
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  .updatesock:
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  .updatesock:
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	inc	[UDP_PACKETS_RX]
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	inc	[UDP_PACKETS_RX]
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	DEBUGF	1,"Found valid UDP packet for socket %x\n", eax
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	DEBUGF	1,"Found valid UDP packet for socket %x\n", eax
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	lea	esi, [edx + UDP_Packet.Data]
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	lea	esi, [edx + sizeof.UDP_Packet]
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	movzx	ecx, [edx + UDP_Packet.Length]
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	movzx	ecx, [edx + UDP_Packet.Length]
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	rol	cx , 8
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	rol	cx , 8
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	sub	cx , UDP_Packet.Data
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	sub	cx , sizeof.UDP_Packet
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	jmp	SOCKET_input
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	jmp	SOCKET_input
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	mov	ebx, [eax + IP_SOCKET.LocalIP]
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	mov	ebx, [eax + IP_SOCKET.LocalIP]
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	mov	eax, [eax + IP_SOCKET.RemoteIP]
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	mov	eax, [eax + IP_SOCKET.RemoteIP]
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	mov	di, IP_PROTO_UDP shl 8 + 128
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	mov	di, IP_PROTO_UDP shl 8 + 128
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	sub	esp, 8						; Data ptr and data size will be placed here
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	sub	esp, 8						; Data ptr and data size will be placed here
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	add	ecx, UDP_Packet.Data
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	add	ecx, sizeof.UDP_Packet
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;;; TODO: fragment id
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;;; TODO: fragment id
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	push	edx esi
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	push	edx esi
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	mov	[edi + UDP_Packet.Length], cx
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	mov	[edi + UDP_Packet.Length], cx
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	rol	[edi + UDP_Packet.Length], 8
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	rol	[edi + UDP_Packet.Length], 8
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	pop	esi
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	pop	esi
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	push	edi ecx
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	push	edi ecx
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	sub	ecx, UDP_Packet.Data
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	sub	ecx, sizeof.UDP_Packet
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	add	edi, UDP_Packet.Data
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	add	edi, sizeof.UDP_Packet
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	shr	ecx, 2
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	shr	ecx, 2
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	rep	movsd
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	rep	movsd
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	mov	ecx, [esp]
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	mov	ecx, [esp]
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	and	ecx, 3
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	and	ecx, 3