/* * Copyright (c) 2004, Swedish Institute of Computer Science. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the Institute nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * This file is part of the Contiki operating system. * * Author: Adam Dunkels * * $Id: uip-split.c,v 1.2 2008/10/14 13:39:12 julienabeille Exp $ */ #include "uip-split.h" #define BUF ((struct uip_tcpip_hdr *)&uip_buf[UIP_LLH_LEN]) /*-----------------------------------------------------------------------------*/ void uip_split_output(void) { #if UIP_TCP u16_t tcplen, len1, len2; /* We only try to split maximum sized TCP segments. */ if(BUF->proto == UIP_PROTO_TCP && uip_len == UIP_BUFSIZE) { tcplen = uip_len - UIP_TCPIP_HLEN - UIP_LLH_LEN; /* Split the segment in two. If the original packet length was odd, we make the second packet one byte larger. */ len1 = len2 = tcplen / 2; if(len1 + len2 < tcplen) { ++len2; } /* Create the first packet. This is done by altering the length field of the IP header and updating the checksums. */ uip_len = len1 + UIP_TCPIP_HLEN + UIP_LLH_LEN; #if UIP_CONF_IPV6 /* For IPv6, the IP length field does not include the IPv6 IP header length. */ BUF->len[0] = ((uip_len - UIP_IPH_LEN) >> 8); BUF->len[1] = ((uip_len - UIP_IPH_LEN) & 0xff); #else /* UIP_CONF_IPV6 */ BUF->len[0] = (uip_len - UIP_LLH_LEN) >> 8; BUF->len[1] = (uip_len - UIP_LLH_LEN) & 0xff; #endif /* UIP_CONF_IPV6 */ /* Recalculate the TCP checksum. */ BUF->tcpchksum = 0; BUF->tcpchksum = ~(uip_tcpchksum()); #if !UIP_CONF_IPV6 /* Recalculate the IP checksum. */ BUF->ipchksum = 0; BUF->ipchksum = ~(uip_ipchksum()); #endif /* UIP_CONF_IPV6 */ /* Transmit the first packet. */ #if UIP_CONF_IPV6 tcpip_ipv6_output(); #else if (USB_CurrentMode == USB_MODE_Device) RNDIS_Device_SendPacket(&Ethernet_RNDIS_Interface_Device, uip_buf, uip_len); else RNDIS_Host_SendPacket(&Ethernet_RNDIS_Interface_Host, uip_buf, uip_len); #endif /* UIP_CONF_IPV6 */ /* Now, create the second packet. To do this, it is not enough to just alter the length field, but we must also update the TCP sequence number and point the uip_appdata to a new place in memory. This place is determined by the length of the first packet (len1). */ uip_len = len2 + UIP_TCPIP_HLEN + UIP_LLH_LEN; #if UIP_CONF_IPV6 /* For IPv6, the IP length field does not include the IPv6 IP header length. */ BUF->len[0] = ((uip_len - UIP_IPH_LEN) >> 8); BUF->len[1] = ((uip_len - UIP_IPH_LEN) & 0xff); #else /* UIP_CONF_IPV6 */ BUF->len[0] = (uip_len - UIP_LLH_LEN) >> 8; BUF->len[1] = (uip_len - UIP_LLH_LEN) & 0xff; #endif /* UIP_CONF_IPV6 */ memcpy(uip_appdata, (u8_t *)uip_appdata + len1, len2); uip_add32(BUF->seqno, len1); BUF->seqno[0] = uip_acc32[0]; BUF->seqno[1] = uip_acc32[1]; BUF->seqno[2] = uip_acc32[2]; BUF->seqno[3] = uip_acc32[3]; /* Recalculate the TCP checksum. */ BUF->tcpchksum = 0; BUF->tcpchksum = ~(uip_tcpchksum()); #if !UIP_CONF_IPV6 /* Recalculate the IP checksum. */ BUF->ipchksum = 0; BUF->ipchksum = ~(uip_ipchksum()); #endif /* UIP_CONF_IPV6 */ /* Transmit the second packet. */ #if UIP_CONF_IPV6 tcpip_ipv6_output(); #else if (USB_CurrentMode == USB_MODE_Device) RNDIS_Device_SendPacket(&Ethernet_RNDIS_Interface_Device, uip_buf, uip_len); else RNDIS_Host_SendPacket(&Ethernet_RNDIS_Interface_Host, uip_buf, uip_len); #endif /* UIP_CONF_IPV6 */ return; } #endif /* UIP_TCP */ /* uip_fw_output();*/ #if UIP_CONF_IPV6 tcpip_ipv6_output(); #else if (USB_CurrentMode == USB_MODE_Device) RNDIS_Device_SendPacket(&Ethernet_RNDIS_Interface_Device, uip_buf, uip_len); else RNDIS_Host_SendPacket(&Ethernet_RNDIS_Interface_Host, uip_buf, uip_len); #endif /* UIP_CONF_IPV6 */ } /*-----------------------------------------------------------------------------*/ ='n57' href='#n57'>57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 
/*
             LUFA Library
     Copyright (C) Dean Camera, 2012.

  dean [at] fourwalledcubicle [dot] com
           www.lufa-lib.org
*/

/*
  Copyright 2012  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
  without fee, 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.
*/

#ifndef _SIDESHOW_COMMANDS_H_
#define _SIDESHOW_COMMANDS_H_

	/* Includes: */
		#include <avr/io.h>
		#include <stdbool.h>
		#include <string.h>

		#include "../Sideshow.h"
		#include "SideshowCommon.h"
		#include "SideshowApplications.h"
		#include "SideshowContent.h"

	/* Enumerations: */
		enum SideShow_PropertyKey_Types_t
		{
			VT_EMPTY             = 0,
			VT_NULL              = 1,
			VT_I2                = 2,
			VT_I4                = 3,
			VT_R4                = 4,
			VT_R8                = 5,
			VT_CY                = 6,
			VT_DATE              = 7,
			VT_BSTR              = 8,
			VT_DISPATCH          = 9,
			VT_ERROR             = 10,
			VT_BOOL              = 11,
			VT_VARIANT           = 12,
			VT_UNKNOWN           = 13,
			VT_UI1               = 17,
			VT_UI2               = 18,
			VT_UI4               = 19,
			VT_LPWSTR            = 31,
		};

		enum SideShow_ScreenTypeText_t
		{
			ScreenBitmap         = 0,
			ScreenText           = 1,
		};

		enum SideShow_ColorTypes_t
		{
			ColorDisplay         = 0,
			GrayscaleDisplay     = 1,
			BlackAndWhiteDisplay = 2,
		};

		enum SideShow_DeviceTypes_t
		{
			GenericDevice = 0,
			CameraDevice = 1,
			MediaPlayerDevice = 2,
			PhoneDevice = 3,
			VideoDevice = 4,
			PIMDevice = 5,
			AudioRecorderDevice = 6
		};

	/* Type Defines: */
		typedef struct
		{
			GUID_t   PropertyGUID;
			uint32_t PropertyID;
		} SideShow_PropertyKey_t;

		typedef struct
		{
			uint32_t DataType;

			union
			{
				void*    DataPointer;
				uint8_t  Data8;
				uint16_t Data16;
				uint32_t Data32;
			} Data;
		} SideShow_PropertyData_t;

	/* Macros: */
		#define SIDESHOW_CMD_PING                     0x001
		#define SIDESHOW_CMD_SET_CURRENT_USER         0x100
		#define SIDESHOW_CMD_GET_CURRENT_USER         0x101
		#define SIDESHOW_CMD_GET_CAPABILITIES         0x103
		#define SIDESHOW_CMD_GET_APPLICATION_ORDER    0x104
		#define SIDESHOW_CMD_ADD_APPLICATION          0x10D
		#define SIDESHOW_CMD_DELETE_APPLICATION       0x10E
		#define SIDESHOW_CMD_DELETE_ALL_APPLICATIONS  0x10F
		#define SIDESHOW_CMD_ADD_CONTENT              0x114
		#define SIDESHOW_CMD_DELETE_CONTENT           0x115
		#define SIDESHOW_CMD_DELETE_ALL_CONTENT       0x116
		#define SIDESHOW_CMD_GET_SUPPORTED_ENDPOINTS  0x117
		#define SIDESHOW_CMD_GET_DEVICE_NAME          0x500
		#define SIDESHOW_CMD_GET_MANUFACTURER         0x501
		#define SIDESHOW_CMD_SYNC                     0x502

		#define PROPERTY_SIDESHOW_DEVICEID            1
		#define PROPERTY_SIDESHOW_SCREENTYPE          2
		#define PROPERTY_SIDESHOW_SCREENWIDTH         3
		#define PROPERTY_SIDESHOW_SCREENHEIGHT        4
		#define PROPERTY_SIDESHOW_COLORDEPTH          5
		#define PROPERTY_SIDESHOW_COLORTYPE           6
		#define PROPERTY_SIDESHOW_DATACACHE           7
		#define PROPERTY_SIDESHOW_SUPPORTEDLANGS      8
		#define PROPERTY_SIDESHOW_CURRENTLANG         9
		#define PROPERTY_SIDESHOW_SUPPORTEDTHEMES     10
		#define PROPERTY_SIDESHOW_IMAGEFORMAT         14
		#define PROPERTY_SIDESHOW_CLIENTWIDTH         15
		#define PROPERTY_SIDESHOW_CLIENTHEIGHT        16
		#define PROPERTY_SIDESHOW_DEVICEICON          17

		#define PROPERTY_DEVICE_DEVICETYPE            15

	/* Function Prototypes: */
		void Sideshow_ProcessCommandPacket(void);

		#if defined(INCLUDE_FROM_SIDESHOWCOMMANDS_H)
			static void SideShow_Ping(SideShow_PacketHeader_t* const PacketHeader);
			static void SideShow_Sync(SideShow_PacketHeader_t* const PacketHeader);
			static void SideShow_GetCurrentUser(SideShow_PacketHeader_t* const PacketHeader);
			static void SideShow_SetCurrentUser(SideShow_PacketHeader_t* const PacketHeader);
			static void SideShow_GetCapabilities(SideShow_PacketHeader_t* const PacketHeader);
			static void SideShow_GetString(SideShow_PacketHeader_t* const PacketHeader,
			                               void* const UnicodeStruct);
			static void SideShow_GetApplicationOrder(SideShow_PacketHeader_t* const PacketHeader);
			static void SideShow_GetSupportedEndpoints(SideShow_PacketHeader_t* const PacketHeader);
			static void SideShow_AddApplication(SideShow_PacketHeader_t* const PacketHeader);
			static void SideShow_DeleteApplication(SideShow_PacketHeader_t* const PacketHeader);
			static void SideShow_DeleteAllApplications(SideShow_PacketHeader_t* const PacketHeader);
			static void SideShow_AddContent(SideShow_PacketHeader_t* const PacketHeader);
			static void SideShow_DeleteContent(SideShow_PacketHeader_t* const PacketHeader);
			static void SideShow_DeleteAllContent(SideShow_PacketHeader_t* const PacketHeader);
		#endif

#endif
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-13 03:24:35 +0000