private byte CalculateCheckSum(string s)
{
UInt32 CalcCS = 0;
for (int i = 0; i < s.Length; i += 2)
{
CalcCS += HexStringConverter.HS2toByte(s.Substring(i, 2));
}
return((Byte)((~CalcCS + 1) & 0x000000FF));
}
private void ReadHex(Object sender, DoWorkEventArgs args)
{
List <MemoryRegion> regions = (List <MemoryRegion>)(((object[])(args.Argument))[0]);
string path = (string)(((object[])(args.Argument))[1]);
IDictionary <uint, byte[]> readedData = new Dictionary <uint, byte[]>();
StreamReader file = new StreamReader(path);
try
{
int stringNum = 0;
uint highAddr = 0;
while (!file.EndOfStream)
{
stringNum++;
string sourse = file.ReadLine();
sourse = sourse.Trim();
if (!((sourse.Substring(0, 1)).Contains(":")) || (sourse.Length < 3))
{
throw new InvalidDataException(" File : " + path + " Symbol ':' not found in string " + stringNum.ToString());
}
try
{
byte dataSize = HexStringConverter.HS2toByte(sourse.Substring(1, 2));
ushort lowAddr = HexStringConverter.HS4toUInt16(sourse.Substring(3, 4));
byte recordType = HexStringConverter.HS2toByte(sourse.Substring(7, 2));
byte checkSum = HexStringConverter.HS2toByte(sourse.Substring(sourse.Length - 2, 2));
uint CalcCS = 0;
for (int i = 0; i < (dataSize + 4); i++)
{
CalcCS += HexStringConverter.HS2toByte(sourse.Substring(i * 2 + 1, 2));
}
CalcCS = (~CalcCS + 1) & 0x000000FF;
if (CalcCS != (uint)checkSum)
{
throw new InvalidDataException(" File : " + path + " Check sum error in string " + stringNum.ToString());
}
byte[] data = new byte[dataSize];
switch (recordType)
{
case 0x04:
if (dataSize == 1)
{
highAddr = ((uint)(HexStringConverter.HS2toByte(sourse.Substring(9, 2)))) << 16;
}
else if (dataSize == 2)
{
highAddr = ((uint)(HexStringConverter.HS4toUInt16(sourse.Substring(9, 4)))) << 16;
}
else
{
throw new InvalidDataException(" File : " + path + " Invalid high address record in string " + stringNum.ToString());
}
break;
case 0x01:
break;
case 0x00:
if (dataSize > 0)
{
for (int i = 0; i < dataSize; i++)
{
data[i] = HexStringConverter.HS2toByte(sourse.Substring(9 + i * 2, 2));
}
readedData.Add(highAddr + HexStringConverter.HS4toUInt16(sourse.Substring(3, 4)), data);
}
break;
}
}
catch (KeyNotFoundException)
{
throw new InvalidDataException(" File : " + path + " Incorrect symbol found in string " + stringNum.ToString());
}
}
foreach (KeyValuePair <uint, byte[]> line in readedData)
{
foreach (MemoryRegion region in regions)
{
if (region.WriteData(line.Key, line.Value) > 0)
{
break;
}
}
}
}
finally
{
file.Close();
}
args.Result = args.Argument;
}
public void Read(string path, List <MemoryRegionInfo> regionsInfo, Action <FileWorkerIOCompleteInfo> complete)
{
AsyncOperation asyncOp = AsyncOperationManager.CreateOperation(new Guid());
IDictionary <string, Action> readers = new Dictionary <string, Action>();
FileWorkerIOCompleteInfo completeInfo = new FileWorkerIOCompleteInfo();
completeInfo.RegionsInfo = regionsInfo;
completeInfo.Path = path;
List <MemoryRegion> regions = new List <MemoryRegion>();
foreach (MemoryRegionInfo info in regionsInfo)
{
regions.Add(new MemoryRegion(info));
}
readers.Add("hex",
#region hexdelegate
delegate()
{
IDictionary <uint, byte[]> readedData = new Dictionary <uint, byte[]>();
using (StreamReader file = new StreamReader(path))
{
int stringNum = 0;
uint highAddr = 0;
while (!file.EndOfStream)
{
stringNum++;
string sourse = file.ReadLine();
sourse = sourse.Trim();
if (!((sourse.Substring(0, 1)).Contains(":")) || (sourse.Length < 3))
{
throw new InvalidDataException(" File : " + path + " Symbol ':' not found in string " + stringNum.ToString());
}
try
{
byte dataSize = HexStringConverter.HS2toByte(sourse.Substring(1, 2));
ushort lowAddr = HexStringConverter.HS4toUInt16(sourse.Substring(3, 4));
byte recordType = HexStringConverter.HS2toByte(sourse.Substring(7, 2));
byte checkSum = HexStringConverter.HS2toByte(sourse.Substring(sourse.Length - 2, 2));
uint CalcCS = 0;
for (int i = 0; i < (dataSize + 4); i++)
{
CalcCS += HexStringConverter.HS2toByte(sourse.Substring(i * 2 + 1, 2));
}
CalcCS = (~CalcCS + 1) & 0x000000FF;
if (CalcCS != (uint)checkSum)
{
throw new InvalidDataException(" File : " + path + " Check sum error in string " + stringNum.ToString());
}
byte[] data = new byte[dataSize];
switch (recordType)
{
case 0x04:
if (dataSize == 1)
{
highAddr = ((uint)(HexStringConverter.HS2toByte(sourse.Substring(9, 2)))) << 16;
}
else if (dataSize == 2)
{
highAddr = ((uint)(HexStringConverter.HS4toUInt16(sourse.Substring(9, 4)))) << 16;
}
else
{
throw new InvalidDataException(" File : " + path + " Invalid high address record in string " + stringNum.ToString());
}
break;
case 0x01:
break;
case 0x00:
if (dataSize > 0)
{
for (int i = 0; i < dataSize; i++)
{
data[i] = HexStringConverter.HS2toByte(sourse.Substring(9 + i * 2, 2));
}
readedData.Add(highAddr + HexStringConverter.HS4toUInt16(sourse.Substring(3, 4)), data);
}
break;
}
}
catch (KeyNotFoundException)
{
throw new InvalidDataException(" File : " + path + " Incorrect symbol found in string " + stringNum.ToString());
}
}
foreach (KeyValuePair <uint, byte[]> line in readedData)
{
foreach (MemoryRegion region in regions)
{
if (region.WriteData(line.Key, line.Value) > 0)
{
break;
}
}
}
}
}
#endregion
);
readers.Add("bin",
#region bindelegate
delegate()
{
using (BinaryReader file = new BinaryReader(File.OpenRead(path)))
{
file.BaseStream.Position = 0;
try
{
for (int i = 0; i < regions[0].Data.Length; i++)
{
regions[0].Data[i] = file.ReadByte();
}
}
catch (EndOfStreamException)
{
throw new InvalidDataException(" File : " + path + " Size too small");
}
}
}
#endregion
);
readers.Add("eep",
#region ponydelegate
delegate()
{
using (BinaryReader file = new BinaryReader(File.OpenRead(path)))
{
file.BaseStream.Position = 152;
try
{
for (int i = 0; i < regions[0].Data.Length; i++)
{
regions[0].Data[i] = file.ReadByte();
}
}
catch (EndOfStreamException)
{
throw new InvalidDataException(" File : " + path + " Size too small");
}
}
}
#endregion
);
readers.Add("e2p", readers["eep"]);
readers.Add("rom", readers["eep"]);
ThreadStart start = delegate()
{
try
{
readers[path.Substring(path.Length - 3, 3).ToLower()]();
completeInfo.Regions = regions;
}
catch (KeyNotFoundException)
{
completeInfo.Error = new Exception("Not supported file type");
}
catch (Exception e)
{
completeInfo.Error = e;
}
asyncOp.PostOperationCompleted(delegate(object arg) { complete(completeInfo); }, null);
};
(new Thread(start)).Start();
}