var Crc32Tble = 
{
	0x00000000, 0x77073096, 0xEE0E612C, 0x990951BA, 0x076DC419, 0x706AF48F, 0xE963A535, 0x9E6495A3,  
	0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988, 0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91,  
	0x1DB71064, 0x6AB020F2, 0xF3B97148, 0x84BE41DE, 0x1ADAD47D, 0x6DDDE4EB, 0xF4D4B551, 0x83D385C7,  
	0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC, 0x14015C4F, 0x63066CD9, 0xFA0F3D63, 0x8D080DF5,  
	0x3B6E20C8, 0x4C69105E, 0xD56041E4, 0xA2677172, 0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B,  
	0x35B5A8FA, 0x42B2986C, 0xDBBBC9D6, 0xACBCF940, 0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59,  
	0x26D930AC, 0x51DE003A, 0xC8D75180, 0xBFD06116, 0x21B4F4B5, 0x56B3C423, 0xCFBA9599, 0xB8BDA50F,  
	0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924, 0x2F6F7C87, 0x58684C11, 0xC1611DAB, 0xB6662D3D,  
	0x76DC4190, 0x01DB7106, 0x98D220BC, 0xEFD5102A, 0x71B18589, 0x06B6B51F, 0x9FBFE4A5, 0xE8B8D433,  
	0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818, 0x7F6A0DBB, 0x086D3D2D, 0x91646C97, 0xE6635C01,  
	0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E, 0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457,  
	0x65B0D9C6, 0x12B7E950, 0x8BBEB8EA, 0xFCB9887C, 0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65,  
	0x4DB26158, 0x3AB551CE, 0xA3BC0074, 0xD4BB30E2, 0x4ADFA541, 0x3DD895D7, 0xA4D1C46D, 0xD3D6F4FB,  
	0x4369E96A, 0x346ED9FC, 0xAD678846, 0xDA60B8D0, 0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9,  
	0x5005713C, 0x270241AA, 0xBE0B1010, 0xC90C2086, 0x5768B525, 0x206F85B3, 0xB966D409, 0xCE61E49F,  
	0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4, 0x59B33D17, 0x2EB40D81, 0xB7BD5C3B, 0xC0BA6CAD,  
	0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A, 0xEAD54739, 0x9DD277AF, 0x04DB2615, 0x73DC1683,  
	0xE3630B12, 0x94643B84, 0x0D6D6A3E, 0x7A6A5AA8, 0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1,  
	0xF00F9344, 0x8708A3D2, 0x1E01F268, 0x6906C2FE, 0xF762575D, 0x806567CB, 0x196C3671, 0x6E6B06E7,  
	0xFED41B76, 0x89D32BE0, 0x10DA7A5A, 0x67DD4ACC, 0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5,  
	0xD6D6A3E8, 0xA1D1937E, 0x38D8C2C4, 0x4FDFF252, 0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B,  
	0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60, 0xDF60EFC3, 0xA867DF55, 0x316E8EEF, 0x4669BE79,  
	0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236, 0xCC0C7795, 0xBB0B4703, 0x220216B9, 0x5505262F,  
	0xC5BA3BBE, 0xB2BD0B28, 0x2BB45A92, 0x5CB36A04, 0xC2D7FFA7, 0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D,  
	0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A, 0x9C0906A9, 0xEB0E363F, 0x72076785, 0x05005713,  
	0x95BF4A82, 0xE2B87A14, 0x7BB12BAE, 0x0CB61B38, 0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21,  
	0x86D3D2D4, 0xF1D4E242, 0x68DDB3F8, 0x1FDA836E, 0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777,  
	0x88085AE6, 0xFF0F6A70, 0x66063BCA, 0x11010B5C, 0x8F659EFF, 0xF862AE69, 0x616BFFD3, 0x166CCF45,  
	0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2, 0xA7672661, 0xD06016F7, 0x4969474D, 0x3E6E77DB,  
	0xAED16A4A, 0xD9D65ADC, 0x40DF0B66, 0x37D83BF0, 0xA9BCAE53, 0xDEBB9EC5, 0x47B2CF7F, 0x30B5FFE9,  
	0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6, 0xBAD03605, 0xCDD70693, 0x54DE5729, 0x23D967BF,  
	0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94, 0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D 
};
var fileinfo = "";
var FlashData = {};
var AllData = {}
FuncGetAllData = function(id){
	if(id > #AllData){
		return null; 
	}
	return AllData[id]; 
}
FuncGetFileInfo = function(){
	return fileinfo; 
}

FuncCRC32Calc = function(Data){
	
	var  usCRC = 0xFFFFFFFF;

    for(i=1;#Data;1){
        var temp = (usCRC ^ Data[i]) & 0xFF; 
        usCRC = ((usCRC >> 8)&0xffffff) ^ Crc32Tble[temp+1];
        
    }
	usCRC ^= 0xFFFFFFFF;
    return usCRC;
}

FuncGetFlashCRC = function(id){
	var Data = AllData[id];
	var crc = FuncCRC32Calc(Data[1].data);
	return crc; 
}

var s19crc = {};


FuncOpenS19File = function(id,path){
	import fsys.dlg;
	if(path == null){
		path = fsys.dlg.open('S19文件|*.sx;*.s19;*.srec|所有文件|*.*||',,,winform);
	}
	
	if(io.exist( path )){
		//winform.editPath.text = path;
		var readbuf = string.load(path);
		
		readbuf = string.split(readbuf,'\r\n');
		//console.dumpJson(readbuf);
		var block = null;
		FlashData = {};
		for(i=1;#readbuf;1){
			if(#readbuf[i] == 0){
				continue;
			}
			var str = readbuf[i];
			var data = "";
			var addr = 0;
			var len = 0;
			select(string.slice(str,1,2)) {
				case "S0"{
					//S0为文件信息
					var fileinfobuf = string.slice(str,9,-3);//取出文件信息
					fileinfo = "file info:"+string.unhex(fileinfobuf,"")//解码
					fileinfo = string.replace(fileinfo,"\z"," ");//替换空字符
					FuncDisplay(fileinfo)//显示
					continue;
				}
				case "S1"{
					len = tonumber(string.slice(str,3,4),16)
					addr = tonumber(string.slice(str,5,8),16)
					data = string.slice(str,9,-3)
				}
				case "S2"{
					len = tonumber(string.slice(str,3,4),16)
					addr = tonumber(string.slice(str,5,10),16)
					data = string.slice(str,11,-3)
	
				}
				case "S3"{
					len = tonumber(string.slice(str,3,4),16)
					addr = tonumber(string.slice(str,5,12),16)
					data = string.slice(str,13,-3)
				}
				else {
					continue;
				}
			}
			if(block == null){
				//空表，第一次进入
				block = {};
				block["address"] = addr;
				block["data"] = {};
			}
			else {
				//非空表
				if(addr == (block["address"]+#block["data"])){
					//连续,无动作
				}
				else {
					//不同块，新建块
					FlashData[#FlashData+1]={"address" = block["address"];"data" = block["data"];}
					block["address"] = addr;
					block["data"] = {};
					
				}
				
			}
			
			data = string.unhex(data,"")
			for(i=1;#data;1){
				var bytedata = string.unpack(data,i)
				table.push(block["data"],bytedata)
			}
			
			
		}
		s19crc = null;
		FuncDisplay(string.format("addr=%x ,len = %x",block.address,#block.data))//显示
		if(block.address == 0x10000){
			var last_data_addr = 0;
			last_data_addr = #block.data;
			var temp = last_data_addr%2048;
			if(temp != 0){
				last_data_addr += 2048-temp;
			}
			for(i=#block.data+1;last_data_addr;1){
				block.data[i] = 0xff;
			}
			
			s19crc = {};
			s19crc["address"] = 0x7F800;
			s19crc["data"] = {};
			for(i=1;0x800;1){
				s19crc.data[i] = 0xff;
			}
			last_data_addr+=0x10000;
			s19crc.data[0x7FC] = last_data_addr>>24;
			s19crc.data[0x7FB] = last_data_addr>>16;
			s19crc.data[0x7FA] = last_data_addr>>8;
			s19crc.data[0x7F9] = last_data_addr&0XFF;
			
			FuncDisplay("结束地址："++tostring(last_data_addr,16));
			
			var crc32temp = FuncCRC32Calc(block.data); 
			s19crc.data[0x800] = crc32temp>>24;
			s19crc.data[0x7FF] = crc32temp>>16;
			s19crc.data[0x7FE] = crc32temp>>8;
			s19crc.data[0x7FD] = crc32temp&0XFF;
		}
		if(block != null){
			table.push(FlashData,block)
		}
		if(s19crc != null){
			table.push(FlashData,s19crc)
		}
		
		AllData[id] = FlashData;
	}
	
	//blocknum = 1;
	
	return path; 
}




