public int ReadS19orGlo(String pathname)
{
// FileStream f = new FileStream(pathname, FileMode.Open);
String readData = null;
// BinaryReader readbuf;
// StreamReader readfile;
FileStream fs = new FileStream(pathname, FileMode.Open);
StreamReader reader = new StreamReader(fs, Encoding.UTF8);
InitUserFile(); //初始化参数
gFileState = -1; //文件解析完成
if (File.Exists(pathname))
{
// try
{
while ((readData = reader.ReadLine()) != null)
{
if (readData.StartsWith("S1")) //数据域
{
Explain_S1(readData);
}
else if (readData.StartsWith("S2"))
{
Explain_S2(readData);
}
else if (readData.StartsWith("S0"))//起始域
{
System.Console.Write("Start to explain the file......" + "\n");;
}
else if (readData.StartsWith("S9"))//结束域
{
Flash_SectionNum = CurSecNum + 1;
for (int i = 0; i < Flash_SectionNum; i++)
{
flash_Data[i].CRC = UserExplainFile.CalcDataCrc(flash_Data[i].data, flash_Data[i].SectionDataNum);
}
}
else
{
reader.Close();
fs.Close();
return(-1);
}
}
reader.Close();
fs.Close();
}
}
else
{
System.Console.Write("文件不存在或不允许读取" + "\n");
return(-1);
}
gFileState = 0; //文件解析完成
return(0);
}
public int ReadHex(String pathname)
{
FileStream f = new FileStream(pathname, FileMode.Open);
String readData = null;
BufferedStream readbuf; //
StreamReader readfile; //
int SectionDataNum = 0; //数据长度
int lineType = 0; /*数据类型*/
UInt16 offset = 0; /*起始地址*/
int AddrHighPart = 0; /*起始地址高位*/
int temp = 0; /*临时变量*/
int i = 0;
byte[] flashdata = new byte[UserConfig.FLASH_DATA_BUF_SIZE];/*存储临时一段的数据*/
int StartAddress = 0;
int CurSection = 0;
InitUserFile(); //初始化文件
gFileState = -1;
/*文件允许读写*/
if (File.Exists(pathname) && f.CanRead)
{
try
{
readfile = new StreamReader(f);
MemoryStream memStream = new MemoryStream();
readbuf = new BufferedStream(memStream);
while ((readData = readfile.ReadLine()) != null)
{
/*读取数据长度，起始地址，及类型*/
CurSection++;
offset = Convert.ToUInt16(readData.Substring(3, 4), 16);
lineType = Convert.ToInt16(readData.Substring(7, 2), 16);
SectionDataNum = Convert.ToInt16(readData.Substring(1, 2), 16);
if (lineType == UserConfig.INTER_HEX_DATA)/*数据段 00 */
{
for (i = 0; i < SectionDataNum; i++)
{
flashdata[i] = (byte)Convert.ToInt16(readData.Substring(9 + i * 2, 2), 16);
}
StartAddress = AddrHighPart + offset;
if (CurSecNum == 0xffffff)
{
CurSecNum = 0;
flash_Data[CurSecNum].StartAddress = StartAddress;
flash_Data[CurSecNum].SectionDataNum = SectionDataNum;
for (i = 0; i < SectionDataNum; i++)
{
flash_Data[CurSecNum].data[i] = flashdata[i];
}
}//合并到一起
else
{
if ((StartAddress == (flash_Data[CurSecNum].StartAddress + flash_Data[CurSecNum].SectionDataNum)) &&
((SectionDataNum + flash_Data[CurSecNum].SectionDataNum) <= UserConfig.FLASH_DATA_BUF_SIZE))
{
for (i = 0; i < SectionDataNum; i++)
{
flash_Data[CurSecNum].data[flash_Data[CurSecNum].SectionDataNum + i] = flashdata[i];
}
flash_Data[CurSecNum].SectionDataNum += SectionDataNum;
}
else
{
CurSecNum++;
flash_Data[CurSecNum].StartAddress = StartAddress;
flash_Data[CurSecNum].SectionDataNum = SectionDataNum;
for (i = 0; i < SectionDataNum; i++)
{
flash_Data[CurSecNum].data[i] = flashdata[i];
}
}
}
}
else if (lineType == UserConfig.INTER_HEX_END) /*文件结束*/ // 01
{
Flash_SectionNum = CurSecNum + 1;
for (i = 0; i < Flash_SectionNum; i++)
{
flash_Data[i].CRC = UserExplainFile.CalcDataCrc(flash_Data[i].data, flash_Data[i].SectionDataNum);
System.Console.Write("段号为:" + i + "，起始地址为:" + Convert.ToString((flash_Data[i].StartAddress), 16) +
"，长度为:" + flash_Data[i].SectionDataNum + "\n");
}
System.Console.Write("文件加载完成\n");
}
/* 不存在*/ else if (lineType == UserConfig.INTER_HEX_SECTION) /*偏移段地址*/
{
temp = Convert.ToInt16(readData.Substring(7, 4), 16);
AddrHighPart = temp << 4;
}
else if (lineType == UserConfig.INTER_LINE_FLAG) /*偏移段线性地址*/ //04 文件开头
{
temp = Convert.ToInt32(readData.Substring(9, 4), 16);
// AddrHighPart = temp << 16;
AddrHighPart = 0x8000000;
System.Console.Write("AddrHighPart地址为:" + AddrHighPart.ToString() + "\n");
}
else if (lineType == UserConfig.INTER_HEX_STARTADDR) //05 文件结束
{
temp = Convert.ToInt32(readData.Substring(9, 8), 16);
System.Console.Write("程序入口地址为：0x" + temp.ToString() + "\n");
}
else
{
System.Console.Write("异常标识符:" + lineType + ",第" + CurSection + "行" + "\n");
readbuf.Close();
readfile.Close();
return(-1);
}
}
readbuf.Close();
readfile.Close();
}
catch (FileNotFoundException e)
{
System.Console.Write("转换异常" + "\n");
return(-1);
}
catch (IOException e)
{
System.Console.Write("转换异常" + "\n");
return(-1);
}
catch (NullReferenceException e)
{
System.Console.Write("转换异常" + "\n");
return(-1);
}
}
gFileState = 0; //文件解析完成
return(0);
}