#include "includes.h"

unsigned char Fota_Rcv_Pri_Flag=1;//IAP串口输出标志

unsigned short g_usTid=0;
//static unsigned char FileMD5[16];//={0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
uint16_t ui_version;
uint8_t resendPackage;

//串口打印信息
const char No_Login_In[]          = "Logout!\r\n";
const char Fota_Start[]           = "Fota IAP start!\r\n";
const char Ver_Ok_Dat_Start[]     = "Ver req ok data req start!\r\n";
const char Task_GoTo_App[]        = "Task goto App!\r\n";
const char MD5_Error[]            = "MD5 err!\r\n";
const char Len_Offset_Error[]     = "len or offset err!\r\n";
const char CRC_Error[]            = "CRC err!\r\n";
const char Resend_Package[]       = "Resend last package!\r\n";
const char Wait_Package_Timeout[] = "Package wait timeout!\r\n";
const char Reboot[]               = "Update done! rebooting\r\n";
const char OtherLen_error[]       = "otherLen < 46\r\n";
const char Format_Not_Fit[]       = "Invalid Header\r\n";
const char ReTry_Failed[]         = "Re-Try 3 time failed! %d\r\n";

//语音部分
const char VO_NO_LOGIN[]         = "AT+LSHTTS=0,\"2A677B76555F\"\r";//未登陆
const char APP_CHECK  []         = "AT+LSHTTS=0,\"0B4E7D8F10629F52636B285721688C9A\"\r";//下载成功正在校验
const char UP_APP_VER []         = "AT+LSHTTS=0,\"636B28570B4E7D8FF78B0D7A1950\"\r";//正在下载请稍候
const char UP_PRO_VER []         = "AT+LSHTTS=0,\"636B2857B783D653B06548722C67\"\r";//正在获取新版本
const char VOIC_NO_VER[]         = "AT+LSHTTS=0,\"A16C0967EF53F466B06548722C67\"\r";//没有可更新版本
const char VOIC_REBOOT[]         = "AT+LSHTTS=0,\"2B52AD653575004E06529F94CD912F54\"\r";//别断电一分钟重启
//下面不改
const char App_Checking[] = "  下载成功正在校验  \r\n";
const char Ver_Invalid[]  = "   没有可更新版本   \r\n";
const char Reboot_Mini[]  = "  别断电一分钟重启  \r\n";

const char UP_LOADING []  = "正在下载,请稍候... ";
const char UPDATE_ING []  = "正在处理,请稍候... ";
const char UPDATE_OK[]    = "      下载完成     ";
const char VER_REQ_ING[]  = "正在获取新版本...  ";
const char EXIT_CANCLE[]  = "         [EXIT]取消";
const char MESSG1 [] = "升级应用版本";
const char MESSG3 [] = "[M]升级  [EXIT]退出";

const char TRY_FAILED[]   ="     下载失败       ";
const char GET_FILE_ERR[] ="     获取文件失败   ";
const char NET_OVERTIME_ERR[]   ="     网络超时       ";
const char SER_NO_FILE[]  ="   服务器无文件     ";
const char MD5_VRY_ERR[]  ="   文件校验失败     ";

static void MyIap_Init(void);
static void NewTask(uint8_t);
static void FotaSocketCtl(uint8_t);
static void StartIAP(void);
static void TickIAP(void);
static void FotaSocketCtl(uint8_t);
static void IapGetUpdateVersion_FOGA(void);
static void IapGetUpdateData_FOGA(uint32_t offset,uint16_t len);
static void ChangeDataToHex(char *, uint16_t );
static int IapCheckFileMD5_SPI_Flash(uint8_t *,uint8_t,uint8_t);
static void Door_Ctrl(uint8_t );
static void SaveNewMD5(char *, char *);
static char ChageAscii_To_Hex(char *);
static void TryTimeCheck(uint8_t );
static void UI_Process_Update(void);
static void HBD_Ui_Update(uint8_t );
static void IapAppStore(uint32_t , uint8_t *, uint16_t );
static uint8_t DownLoaded_DataProcess(void);
static uint8_t CopyFileListToFlash(SUT_FILE_LIST *, uint8_t);
static void ExitRightNow(void);
static uint32_t SaveLengthInFormat(char *dat);
static uint8_t SetMark(uint32_t );

////////////////////////////
SUT_NET_STATUS sutNetStatus;
unsigned char fotaDatabuffer[DATA_DRAT_SIZE_PER_TIME+11];
unsigned short fotaLen,reqLen;
unsigned char getFirstPacked;

////启动IAP初始化
void MyIap_Init(void)
{
	FotaSocketCtl(1);
	memset((unsigned char *)&sutNetStatus,0,sizeof(SUT_NET_STATUS));
	NewTask(TASK_GET_FILEINFO);
	getFirstPacked=0;
}

///////UI 选择
void SetUpAppricationVerPending(void)
{
	if(KEY_PANEL_EXIT == g_ulKeyValue){
		ExitRightNow();
	}
	
	if(netPPP != OPEN){//检测PPP就好了
		MeSpeak(ENCODE_ASCII, "CEDECDF8C2E7");//无网络
		ExitRightNow();
		SlwTrace(INF, (char *)No_Login_In,0);
		return;
	}
	StartIAP();
	TickIAP();
	UI_Process_Update();
}

///////IAP状态切换
static void NewTask(uint8_t task)
{
	sutNetStatus.TaskStatus = task;
	sutNetStatus.TaskStart = 1;
}

static void StartIAP(void)
{
	if(sutNetStatus.FotaTCP==0) return;
	if(!sutNetStatus.TaskStart) return;
	sutNetStatus.TaskStart = 0;

	switch(sutNetStatus.TaskStatus)
	{
		case TASK_GET_FILEINFO:
			//如果版本未请求--请求版本
			if(!sutNetStatus.FileReqOk) //版本请求
				IapGetUpdateVersion_FOGA();
			break;
		case TASK_GET_FILEDATA:
			SlwTrace(INF, (char *)Ver_Ok_Dat_Start,0);
			break;
		case TASK_FILE_CHECK:
			SlwTrace(INF, (char *)App_Checking,0);
			HBD_Ui_Update(2);
			break;
		case TASK_GOTO_APP:
			SlwTrace(INF, (char *)Task_GoTo_App,0);
		  HBD_Ui_Update(3);
		  break;
	}
}

///////IAP处理///////////////
static void TickIAP(void)
{
	uint32_t len,offset;
	unsigned short crc,CRC16;
	char buf[50],temp[5];
  static unsigned char timeCnt;
	static unsigned char reTime=0;
	static unsigned char timeOutCnt=0;
	if(++sutNetStatus.Tick10ms > TICK_COUNT)
	{
		sutNetStatus.Tick10ms = 0;
		//process
		switch(sutNetStatus.TaskStatus)
		{
			case TASK_GET_FILEINFO:
				//请求版本过程--检测是否超时--超明重新请求
        if(0 == sutNetStatus.FileReqOk)
				{//超时未请求成功
					sutNetStatus.getFileInfoTime++;
					if(sutNetStatus.getFileInfoTime < GET_FILE_TIMES)
					{//再请求一次
						NewTask(TASK_GET_FILEINFO);
					}else{
						//重请求次数超了，退出
						sutNetStatus.errType=1;//获取文件失败
						NewTask(TASK_EXIT);
					}
		   }else NewTask(TASK_GET_FILEINFO);
		   break;
		  case TASK_GET_FILEDATA:
				if(0 == sutNetStatus.FileReqOk)
				{//未请求文件，则请求文件
					NewTask(TASK_GET_FILEINFO);
				}else
				{
					//已请求成功，即下载数据时超时了
				  sutNetStatus.getDataInfoTime++;
				  if(sutNetStatus.getDataInfoTime < GET_DATA_TIMES)
				  {//再请求一次
						SlwTrace(INF, "Req Data",1);
				 	  IapGetUpdateData_FOGA(sutNetStatus.FileOffset,DATA_DRAT_SIZE_PER_TIME);
				  }else{//重请求次数超了，退出
						sutNetStatus.errType=2;//网络不好，多次重请求数据超时
					  NewTask(TASK_EXIT);
				  }
				}
				break;
				
			case TASK_FILE_CHECK:
				 //MD5总校验
				 switch(IapCheckFileMD5_SPI_Flash(sutNetStatus.MD5,2,0))
				 {
					 case 0://OK
						 NewTask(TASK_GOTO_APP);
						 break;
					 case 1://confinue
						 sutNetStatus.errType=4;//MD5校验失败
						 SlwTrace(INF, (char *)MD5_Error,0);
						 NewTask(TASK_EXIT);
						 break;
				 }
				break;
			case TASK_GOTO_APP:
					SetMark(GOOD_UPDATE_STORAGE);
				 SlwTrace(INF, (char *)Reboot,0);
			   //rt_tsk_lock();//这样就不会切换任务，其它任务就不会喂狗
			   //rt_suspend();
		
				 while(1);
				break;
			case TASK_EXIT:
				GuiShowStr(4,40,TRY_FAILED,0x01,0);
				switch(sutNetStatus.errType)
				{
					case 1:
						GuiShowStr(4,70,GET_FILE_ERR,0x01,0);
						break;
					case 2:
						GuiShowStr(4,70,NET_OVERTIME_ERR,0x01,0);
						break;
					case 3:
						GuiShowStr(4,70,SER_NO_FILE,0x01,0);
						break;
					case 4:
						GuiShowStr(4,70,MD5_VRY_ERR,0x01,0);
						break;
				}
				//os_dly_wait(200);//后续需要增加
				ExitRightNow();
				break;
	  }
  }
	///////TCP 持续维持///////
	timeCnt++;
	if(timeCnt++ >=254)
	{
		timeCnt=0;
		reTime++;
		if(reTime < 3)
		{
			snprintf(buf, sizeof(buf), "AT+TCPSTATUS=%d\r\n", FOTA_IAP_SOCKET);
			ModemSendAt(buf);
		}else{
			reTime=0;
			if(sutNetStatus.FotaTCP==0) FotaSocketCtl(1);
		}
	}
}

static uint32_t SaveLengthInFormat(char *dat)
{
	uint32_t temp,i;
	
	temp = 0;
	for(i=0;i<4;i++){
		temp <<= 8;
		temp |= (uint32_t)ChageAscii_To_Hex(dat+6-2*i);
	}

	return temp;
}
			
//针对FOTA升级时处理此终端UDP返回的数据

void FotaIap_Handle(unsigned char *msg)
{
	char buf[60];
	uint16_t i,j;
	
	uint16_t len1,len2;
	SUTDS ds;
	SUTDL dl1;
	SUTDL dl2;
	unsigned char *dataPtr;
	unsigned char cmd,checksum;
	SUT_FILE_INFO2 *pFileInfo;
	uint32_t toffset;
	STATUE ipStatus;
	
	if(!sutNetStatus.FotaTCP) return;
	
	IWDG_ReloadCounter();
	//1,数据拆包
	//1.1比较命令头,socket,IP,port,udp type
	//+TCPRECV:2,1,
	//+TCPRECV:2,1035,
	snprintf(buf, sizeof(buf), "+TCPRECV:%d,", FOTA_IAP_SOCKET);
	if(0 != strncmp((char *)msg, buf, 11)) return;
	//+TCPRECV:0,2,31
	len1=atoi((char *)&msg[11]);
	if(len1 < 5) return;//至少5个字节
	if(len1<10) dataPtr=&msg[13];
	else if(len1<100) dataPtr=&msg[14];
	else if(len1<1000) dataPtr=&msg[15];
	else if(len1<10000) dataPtr=&msg[16];
	else return;
	
	if(getFirstPacked == 0)
	{//首包
		if(dataPtr[0] != PACKET_HEAD)
		{
			SlwTrace(INF, "HErr1",1);
			return;
		}
		ds.Data.ucData.b2=dataPtr[2];
		ds.Data.ucData.b1=dataPtr[3];
		len2=ds.Data.usData;//packetLen
		if(len1 < (len2+4))
		{//有分包，此处作拷贝即可
			memcpy(fotaDatabuffer, dataPtr, len1);
			fotaLen=len1;
			getFirstPacked=1;
			reqLen=len2+4;
			//SlwTrace(INF, "I need next packet", 1);
			return;
		}else if(len1 == (len2+4))
		{//没有分包，可以直接包处理数据
			goto PACKED_READY;
		}else{//有问题包，不处理
			return;
		}
	}
	else{//分包
		if(fotaLen+len1 == reqLen)
		{
			if(reqLen <= sizeof(fotaDatabuffer))
			{
				memcpy(&fotaDatabuffer[fotaLen], dataPtr, len1);
				dataPtr=fotaDatabuffer;
				len1=reqLen;
				goto PACKED_READY;
			}else{
				SlwTrace(INF, "BufferOver", 1);
				return;
			}
		}else{
			//长度不对，丢弃
			SlwTrace(INF, "WLenErr",1);
			getFirstPacked=0;
			return;
		}
	}
	
	PACKED_READY:
	//check length
	if(dataPtr[0] != PACKET_HEAD)
	{
		SlwTrace(INF, "HErr2",1);
		return;
	}
	cmd=dataPtr[1];

	//check lenght
	ds.Data.ucData.b2=dataPtr[2];
	ds.Data.ucData.b1=dataPtr[3];
	len2=ds.Data.usData;
	if(len1!=(len2+4)){
		SlwTrace(INF,"lenErr",1);
		return;
	}
	//checksum
	checksum=0;
	for(i=0;i<(len2+3);i++){
		checksum^=dataPtr[i];
	}
	if(checksum!=dataPtr[len2+3]){
		SlwTrace(INF,"SumErr",1);
		return;
	}
	switch(cmd)
	{
		case CMD_GET_FILE_INFO_ACK:
			sutNetStatus.Tick10ms=0;
			pFileInfo=(SUT_FILE_INFO2 *)&dataPtr[4];
		  if(0!=strcmp(pFileInfo->FileName,sutNetStatus.FullFileName)){
				SlwTrace(INF,"FileName error!",1);
				return;
			}
			//对于unsigned long类型的 FileLength 需要转换下高地位字节。因为网络传过来的是大端模式，MCU却是小端模式
			dl1.Data.ulData=pFileInfo->FileLength;	//文件总长度
			dl2.Data.ucData.b1=dl1.Data.ucData.b4;
			dl2.Data.ucData.b2=dl1.Data.ucData.b3;
			dl2.Data.ucData.b3=dl1.Data.ucData.b2;
			dl2.Data.ucData.b4=dl1.Data.ucData.b1;
			sutNetStatus.FileLength=dl2.Data.ulData;
			sutNetStatus.encrypted=pFileInfo->encrypted;
			sutNetStatus.key=pFileInfo->key;
			memcpy(sutNetStatus.MD5,pFileInfo->MD5,16);
			if(sutNetStatus.FileLength==0)
			{
				sutNetStatus.errType=3;//服务器无请求的数据文件
				SlwTrace(INF, "No file",1);
				NewTask(TASK_EXIT);
				break;
			}
			if(sutNetStatus.FileLength%2!=0){
				SlwTrace(INF,"FLen is not even!",1);
			}
			NewTask(TASK_GET_FILEDATA);
			//请求文件数据
			sutNetStatus.FileOffset=0;
			sutNetStatus.FileReqOk=1;
			IapGetUpdateData_FOGA(sutNetStatus.FileOffset,DATA_DRAT_SIZE_PER_TIME);
			break;
			
		case CMD_GET_FILE_DATA_ACK:
			sutNetStatus.Tick10ms=0;
			//offset
			dl1.Data.ucData.b4=dataPtr[4];
			dl1.Data.ucData.b3=dataPtr[5];
			dl1.Data.ucData.b2=dataPtr[6];
			dl1.Data.ucData.b1=dataPtr[7];
			toffset=dl1.Data.ulData;
			//len
			ds.Data.ucData.b2=dataPtr[8];
			ds.Data.ucData.b1=dataPtr[9];
			len1=ds.Data.usData;
			if(len2!=(len1+1+6)){
				SlwTrace(DEBUG,"Recv file data len error!",1);
			}
			//保存到FLASH里
			IapAppStore(APP_FILE_DATA_ADDR+toffset, &dataPtr[10], len1);
			//判断是否全部下载完成
			if((toffset+len1)>=sutNetStatus.FileLength){
				SlwTrace(INF,"Dowload complected!",1);
				//下载完成，校验MD5码
//				GuiClearRect(0,40,160,58);
//				GuiShowStr(0,40,UPDATE_OK,0x01);
				NewTask(TASK_FILE_CHECK);
			}else{//未下载完成，申请下载下一包数据
				HBD_Ui_Update(1);
				snprintf(buf, sizeof(buf),"HBD=%d",sutNetStatus.FileOffset);//Has been downloaded
				SlwTrace(INF, buf,1);
				sutNetStatus.FileOffset=toffset+len1;
				IapGetUpdateData_FOGA(sutNetStatus.FileOffset,DATA_DRAT_SIZE_PER_TIME);
			}
			break;
	}
} 


/*******************************************************************
封包，获取新版本文件信息
 |Head|Cmd|length(2) | data... | Check|
 Head 包头，固定为0xAB
 Cmd 命令字
 length 后续的数据长度，包括到Check的长度    length=1+data.len
 Check 从Head开始按字节异或运算

data：
	unsigned long PSN;//终端编号
	char FileName[20];//文件名，不够的在末尾补0
总长 24+5=29 bytes
*******************************************************************/
unsigned short PacketGetFileInfo(unsigned char *buf)
{
	unsigned char checksum;
	unsigned short i,j,k;
	
	SUTDL dl;
	SUTDS ds;
	j=0;
	memset(buf,0,29);
	buf[j++]=PACKET_HEAD;
	buf[j++]=CMD_GET_FILE_INFO;
	buf[j++]=0;
	buf[j++]=24+1;//数据24字节，1字节checksum
	//PSN  
	dl.Data.ulData=sutProductPara.PSN; //因为协议要求大端模式传输，所以需要转一下
	buf[j++]=dl.Data.ucData.b4;
	buf[j++]=dl.Data.ucData.b3;
	buf[j++]=dl.Data.ucData.b2;
	buf[j++]=dl.Data.ucData.b1;
	//FileName	
	memset(sutNetStatus.FullFileName, 0, sizeof(sutNetStatus.FullFileName));
	snprintf(sutNetStatus.FullFileName, sizeof(sutNetStatus.FullFileName), "%s_V%d.bin", sutProductPara.ProductName,ui_version);
	for(i=0;i<20;i++){
		buf[j++]=sutNetStatus.FullFileName[i];
	}
	//校验
	checksum=0;
	for(i=0;i<j;i++){
		checksum=checksum^buf[i];
	}
	buf[j++]=checksum;
	return j;
}

static void IapGetUpdateVersion_FOGA(void)
{
	int len;
	unsigned char txbuf[29];
	getFirstPacked=0;
	len=PacketGetFileInfo(txbuf);
	if(len>sizeof(txbuf)){
		SlwTrace(INF,"txbuf over!",1);
		return;
	}
	tcpSocketSendData(FOTA_IAP_SOCKET,txbuf,len);
}


/*******************************************************************
封包，获取新版本
 |Head|Cmd|length(2) | data... | Check|
 Head 包头，固定为0xAB
 Cmd 命令字
 length 后续的数据长度，包括到Check的长度    length=1+data.len
 Check 从Head开始按字节异或运算
data:
	unsigned long PSN;  				//终端编号
	unsigned char FileName[20];	//文件名  如:RT101_V102.bin
	unsigned long offset;				//请求数据在文件中的开始位置
	unsigned short len;					//请求数据的长度，服务器返回的数据可能小于等于此长度
*******************************************************************/
unsigned short PacketGetFileData(unsigned char *buf,unsigned int offset,unsigned short len)
{
	unsigned char checksum;
	unsigned short i,j;
	SUTDL dl;
	SUTDS ds;
	j=0;
	memset(buf,0,35);
	buf[j++]=PACKET_HEAD;
	buf[j++]=CMD_GET_FILE_DATA;
	buf[j++]=0;
	buf[j++]=30+1;//数据18字节，1字节checksum
	//PSN  
	dl.Data.ulData=sutProductPara.PSN; //因为协议要求大端模式传输，所以需要转一下
	buf[j++]=dl.Data.ucData.b4;
	buf[j++]=dl.Data.ucData.b3;
	buf[j++]=dl.Data.ucData.b2;
	buf[j++]=dl.Data.ucData.b1;
	//FileName	
	for(i=0;i<20;i++){
		buf[j++]=sutNetStatus.FullFileName[i];
	}
	//offset
	dl.Data.ulData=offset; //因为协议要求大端模式传输，所以需要转一下
	buf[j++]=dl.Data.ucData.b4;
	buf[j++]=dl.Data.ucData.b3;
	buf[j++]=dl.Data.ucData.b2;
	buf[j++]=dl.Data.ucData.b1;
	//len
	ds.Data.usData=len;
	buf[j++]=ds.Data.ucData.b2;
	buf[j++]=ds.Data.ucData.b1;
	//校验
	checksum=0;
	for(i=0;i<j;i++){
		checksum=checksum^buf[i];
	}
	buf[j++]=checksum;
	return j;
}

////////////文件数据请求//////////////
static void IapGetUpdateData_FOGA(uint32_t offset,uint16_t len)
{
	unsigned short l;
	unsigned char txbuf[35];
  getFirstPacked=0;
	l=PacketGetFileData(txbuf,offset,len);
	if(l>sizeof(txbuf)){
		SlwTrace(INF,"txbuf over!",1);
		return;
	}
	
	tcpSocketSendData(FOTA_IAP_SOCKET,txbuf,l);
}

////////////////////相关子方法
//"3a" or "3A" to 0x3a
static char ChageAscii_To_Hex(char *dat)
{
	char temp[2];
	uint8_t i;
	for(i=0;i<2;i++){
		if(dat[i] >= '0' && dat[i] <= '9')
			temp[i] = dat[i] - 0x30;
		else if(dat[i] >= 'A' && dat[i] <= 'Z')
			temp[i] = dat[i] - 0x37;
		else if(dat[i] >= 'a' && dat[i] <= 'z')
			temp[i] = dat[i] - 0x57;
	}
	return ((temp[0]<<4) | temp[1]);
}

//保存以ASCII形式的数据为十六进制放回dat 实际数据长度减半
static void ChangeDataToHex(char *dat, uint16_t len)
{
	uint16_t i;
	for(i=0;i<len;i++)
		*(dat+i) = ChageAscii_To_Hex(dat+2*i);
}

//32 ASCII MD5 --> 16 HEX
static void SaveNewMD5(char *dat, char *des)
{
	uint8_t i;
	for(i=0;i<16;i++)
		des[i] = ChageAscii_To_Hex(dat+2*i);
}

static void ExitRightNow(void)
{
	FotaSocketCtl(0);
	UISetNextStatus(UIS_MENU_SYS_SET);//退出升级操作
}

//FOTA 开关宏控制
//FOTA 打印宏控制
static void Door_Ctrl(uint8_t flag)
{
	if(flag){
		Fota_Rcv_Pri_Flag = 0;
		//////////////////////////
		g_uiGpsStat=0;
	}else{
		Fota_Rcv_Pri_Flag = 1;
		//////////////////////////
		g_uiGpsStat=1;
	}
}

//SOCKET OPEN OR CLOSE
static void FotaSocketCtl(uint8_t ctl)
{
	char buf[50];
	
	if(ctl){//open
		snprintf(buf, sizeof(buf), "AT+TCPOPEN=%d,%s:%d\r\n",FOTA_IAP_SOCKET,FOTA_IAP_IP,																												
		                                                                   FOTA_IAP_PORT);
		Door_Ctrl(ctl);
	}else{//close
			snprintf(buf, sizeof(buf), "AT+TCPCLOSE=%d\r\n", FOTA_IAP_SOCKET);
		Door_Ctrl(ctl);
	}
	ModemSendAt(buf);
	SlwTrace(INF, buf,0);
}


static void IapAppStore(uint32_t addr, uint8_t *buf, uint16_t len)
{
	sFlash_Write(buf,addr,len);
}


//return 0 校验正确
//return 1 错误
//type 1 block 1
//type 2 block 2
//spical 0 no need to change first 4 bytes to 0 after read out
//spical 1 need to change first 4 bytes to 0 after read out
static int IapCheckFileMD5_SPI_Flash(uint8_t *MD,uint8_t type,uint8_t spical)
{
	//总数据大小为 IapPra.u_filesize;
	MD5_CTX mdContext;
	uint32_t Read_file_size;
	uint32_t read_addr,startAddr;
	uint8_t buf[1024],finished_flag,temp;
	uint16_t read_len,i;
  char tempbuf[5];
	uint8_t firstTime;
	
	firstTime = 0;
	if(type == 1)
		startAddr = FILE_INDEX_ADDR;
	else if(type == 2)
		startAddr = APP_FILE_DATA_ADDR;
	else return 1;
	
	if(!spical)firstTime=1;
	
	
	Read_file_size = 0;
	read_addr = 0;
	finished_flag = 0;
	
	MD5Init(&mdContext);

	do{
		if(sutNetStatus.FileLength - Read_file_size >= 1024)
			read_len = 1024;
		else{
			read_len = sutNetStatus.FileLength - Read_file_size;
			finished_flag = 1;
		}
		sFlash_Read(buf, startAddr+read_addr, read_len);
		if(!firstTime){
			firstTime ++;
			buf[0] = 0;buf[1] = 0;buf[2] = 0;buf[3] = 0;
		}
		Read_file_size += read_len;
		read_addr += read_len;
		MD5Update(&mdContext, buf, read_len);
	}while(!finished_flag);
	MD5Final(&mdContext);
	
	//check
	for(i=0;i<16;i++){
		if(MD[i] != mdContext.digest[i]) break;
	}
	if(i<16) return 1;
	else return 0;
}

static void UI_Process_Update(void)
{
	char buf[22];
	uint8_t persent,showFlag;
	
	showFlag = 0;
	switch(sutNetStatus.iapUI.update)
	{
		case 1: persent = 100*sutNetStatus.iapUI.down_size/sutNetStatus.iapUI.total_size;
		#if(USING_LANGUAGE==USING_CHINESE)
	          snprintf(buf, sizeof(buf), "  已下载百分之 %d   \r\n", persent);
		#else
		        snprintf(buf, sizeof(buf), "   DownLoad %d      \r\n", persent);
		#endif
	          showFlag ++; break;
		case 2: snprintf(buf, sizeof(buf), App_Checking);
			      showFlag ++; break;
		case 3: snprintf(buf, sizeof(buf), Reboot_Mini);
		        //MeSpeak(ENCODE_ASCII,(char *)VOIC_REBOOT,0);
		        IWDG_ReloadCounter();
				    DelayMs(1000);
		        IWDG_ReloadCounter();
            showFlag ++;break;
	}
	if(showFlag) GuiShowStr(0,70,buf,1,0);
	
	sutNetStatus.iapUI.update = 0;
}

static void HBD_Ui_Update(uint8_t type)
{
 sutNetStatus.iapUI.down_size = sutNetStatus.FileOffset;
 sutNetStatus.iapUI.total_size=sutNetStatus.FileLength;
 sutNetStatus.iapUI.update = type;
}

void SetUpAppricationVerShow(int update)
 {
	 char buf[30];
	 
	 if(update){
		 ui_version = PRODUCT_VERSION+1;
		 GuiClearAll();
		 ShowCaption(MESSG1,0); //升级应用版本
		 GuiDrawHLine(0,159,20,1);
		 //sprintf(buf, "  是否升级到 V%d   ", ui_version);//是否升级到 V%d
		 //GuiShowStr(0,56,buf,1);
		 snprintf(buf, sizeof(buf), "   当前版本: V%d   ", PRODUCT_VERSION);//是否升级到 V%d
		 GuiShowStr(0,44,buf,1,0);//当前版本

		 snprintf(buf, sizeof(buf), "    升级到:V%d ", ui_version);
		 GuiShowStr(0,68,buf,1,0);
		 //GuiReverseRect(96,68,24,16);

		 GuiDrawHLine(0,159,104,1);
		 GuiShowStr(0,110,MESSG3,0x01,0);//[OK]升级 [EXIT]退出
	 }
 }
 
 void SetUpAppricationVerResponse(void)
 {
	 char buf[19],update;
   static char APP_Flag=0;
	 if(KEY_PANEL_MENU==g_ulKeyValue){//因为没有UDP指令，暂时没有此功能
		 UISetNextStatus(UIS_UP_APP_PENDING);
		 GuiClearArea(0, 56, 160, 24);
		 //SpeakerEnable();
		 //ModemSendAt((char *)UP_PRO_VER); //正在处理请稍候
		 //MeSpeak(ENCODE_UNICODE, (char *)UP_PRO_VER, 0);
		 GuiShowStr(4,40,UPDATE_ING,0x01,0);//正在处理,请稍候... 
		 GuiShowStr(4,70,VER_REQ_ING,0x01,0);//   版本请求中...   
		 GuiShowStr(0,110,EXIT_CANCLE,0x01,0);
		 IWDG_ReloadCounter();
		 //os_dly_wait(200); 后续需要增加
		 
     MyIap_Init();
		}else if(KEY_PANEL_EXIT==g_ulKeyValue) UISetNextStatus(UIS_MENU_SYS_SET);
	   //else if(KEY_PANEL_MENU==g_ulKeyValue) UISetNextStatus(UIS_MENU_MAIN);
		 else if(KEY_PANEL_UP == g_ulKeyValue ||
			       KEY_PANEL_DOWN == g_ulKeyValue)
		 {
			 update=0;
			 if(KEY_PANEL_UP == g_ulKeyValue)
			 {
				 ui_version ++;
				 update ++;
			 }else if(KEY_PANEL_DOWN == g_ulKeyValue && ui_version > PRODUCT_VERSION+1)
			 {
				 ui_version --;
				 update ++;
			 }
			 if(update)
			 {
				 snprintf(buf, sizeof(buf), "    升级到:V%d ", ui_version);
		     GuiShowStr(0,68,buf,1,0);
				 //GuiReverseRect(96,68,24,16);
			 }
		 }
		 else if(KEY_OPTION==g_ulKeyValue)
		 {
//			 //对讲版本升级，长按P1+P3 3秒，可退出后再进入
//			 if(APP_Flag == 0)
//			 {
//				 g_ucUKC=0;
//				 APP_Flag++;
//			 }else
//			 {
//				 if(g_ucUKC>3){
//					 UISetNextStatus(UIS_UP_INTERCOM_VER);
//					 APP_Flag =0;
//				 }
//			 }
		 }
     else APP_Flag=0;
}
 

 //type 1, 文件索引保存到块1
 //type 2, 文件索引保存到块2
 static void SaveFileIndexCtl(uint8_t *p_sutFileList, uint8_t type)
 {
	 if(type == 1)
	   sFlash_Write(p_sutFileList,FILE_INDEX_ADDR,sizeof(SUT_FILE_LIST));
	 else if(type == 2)
		 sFlash_Write(p_sutFileList,APP_FILE_DATA_ADDR,sizeof(SUT_FILE_LIST));
 }
 
 static uint8_t SetMark(uint32_t value)
 {
	 uint8_t buf[4],i;
	 for(i=0;i<4;i++)
	   buf[i] = value>>(i*8);
	 /*
		改为内部FLASH 置位。
	 */
	// sFlash_Write(buf, APP_FILE_DATA_ADDR, 4); 
	 memcpy(sutProductPara.FoTaMark,"FOTA",4);//FOTA
	 sutProductPara.AppLen=sutNetStatus.FileLength;
	 sutProductPara.ExAddr=APP_FILE_DATA_ADDR;
	 memcpy(sutProductPara.MD5,sutNetStatus.MD5,16);
	 SaveProductParaToFlash();
 }