public int CompareTo(object obj)
{
string objkeyname = null;
SFOValue objvalue = obj as SFOValue;
if (objvalue != null)
{
objkeyname = objvalue._keyName;
}
return(_keyName.CompareTo(objkeyname));
}
private void SetValue(string keyname, object newvaluedata)
{
var entries = from v in _values
where v.KeyName == keyname
select v;
List <SFOValue> values = entries.ToList();
foreach (SFOValue value in values)
{
_values.Remove(value);
}
SFOValue newvalue = new SFOValue(keyname, newvaluedata);
_values.Add(newvalue);
}
public void SaveFile(string filename)
{
// Sort the values before we save them to the sfo file
_values.Sort();
using (FileStream stream = File.Create(filename))
{
using (StructWriter sw = new StructWriter(ByteOrder.LSB, stream))
{
INDEX_TABLE_ENTRY[] indexes = new INDEX_TABLE_ENTRY[_values.Count];
string[] variablenames = new string[_values.Count];
int curkeynameoffset = 0;
uint curvalueoffset = 0;
for (int idx = 0; idx < _values.Count; idx++)
{
SFOValue value = _values[idx];
DATA_TYPE datatype = DATA_TYPE.BinaryData;
uint datasize = 0;
switch (value.ValueType)
{
case SFOType.Binary:
{
datatype = DATA_TYPE.BinaryData;
datasize = (uint)value.ValueBinary.Length;
break;
}
case SFOType.Int:
{
datatype = DATA_TYPE.Si32Integer;
datasize = 4;
break;
}
case SFOType.Text:
{
datatype = DATA_TYPE.Utf8Text;
datasize = (uint)Encoding.UTF8.GetBytes(value.ValueString).Length + 1;
break;
}
default:
{
throw new Exception("Unknown SFOType!");
}
}
indexes[idx].KeyNameOffset = (ushort)curkeynameoffset;
indexes[idx].Unknown = 4;
indexes[idx].DataType = datatype;
indexes[idx].ValueDataSize = datasize;
indexes[idx].ValueDataSizePlusPadding = GetPaddingSize(value.KeyName, datasize);
indexes[idx].DataValueOffset = curvalueoffset;
variablenames[idx] = value.KeyName;
curkeynameoffset += value.KeyName.Length + 1;
curvalueoffset += indexes[idx].ValueDataSizePlusPadding;
}
SFO_HEADER sfoheader = new SFO_HEADER();
sfoheader.magic = 0;
sfoheader.signature = new char[] { 'P', 'S', 'F' };
sfoheader.FileVersionHigh = 1;
sfoheader.FileVersionLow = 1;
sfoheader.Unknown1 = 0;
sfoheader.Start_of_Variable_Name_Table = PadOffset(Marshal.SizeOf(sfoheader) + (indexes.Length * Marshal.SizeOf(typeof(INDEX_TABLE_ENTRY))));
sfoheader.Start_of_Variable_Data_Table = PadOffset(sfoheader.Start_of_Variable_Name_Table + curkeynameoffset);
sfoheader.NumberOfVariables = (uint)_values.Count;
sw.WriteStruct(sfoheader);
// Write variable information...
sw.WriteStructs <INDEX_TABLE_ENTRY>(indexes);
WritePadBytes(sw, sw.BaseStream.Position, sfoheader.Start_of_Variable_Name_Table);
// Write variable names...
sw.WriteStrings(StringType.NullTerminated, variablenames);
WritePadBytes(sw, sw.BaseStream.Position, sfoheader.Start_of_Variable_Data_Table);
// Write variable data...
for (int idx = 0; idx < _values.Count; idx++)
{
SFOValue value = _values[idx];
switch (value.ValueType)
{
case SFOType.Binary:
{
sw.Write(value.ValueBinary);
break;
}
case SFOType.Int:
{
sw.Write((Int32)value.ValueInt);
break;
}
case SFOType.Text:
{
sw.WriteString(StringType.NullTerminated, value.ValueString);
break;
}
}
long pos = sw.BaseStream.Position;
WritePadBytes(sw, indexes[idx].ValueDataSize, indexes[idx].ValueDataSizePlusPadding);
}
}
}
}
public SFO(string filename)
{
using (Stream fs = File.OpenRead(filename))
{
using (StructReader sr = new StructReader(ByteOrder.LSB, fs))
{
SFO_HEADER sfoheader = sr.ReadStruct <SFO_HEADER>();
if (
(sfoheader.magic != 0) ||
(sfoheader.signature[0] != 'P') ||
(sfoheader.signature[1] != 'S') ||
(sfoheader.signature[2] != 'F')
)
{
throw new Exception("Unknown file format!");
}
// Read variable information...
INDEX_TABLE_ENTRY[] indexes = sr.ReadStructs <INDEX_TABLE_ENTRY>((int)sfoheader.NumberOfVariables);
// Read variable names...
fs.Seek(sfoheader.Start_of_Variable_Name_Table, SeekOrigin.Begin);
string[] variablenames = sr.ReadStrings(StringType.NullTerminated, indexes.Length);
// Read variable data...
for (int idx = 0; idx < indexes.Length; idx++)
{
INDEX_TABLE_ENTRY index = indexes[idx];
string indexname = variablenames[idx];
fs.Seek(sfoheader.Start_of_Variable_Data_Table + index.DataValueOffset, SeekOrigin.Begin);
switch (index.DataType)
{
case DATA_TYPE.BinaryData:
{
byte[] valuedata = sr.ReadBytes((int)index.ValueDataSize);
SFOValue newvalue = new SFOValue(indexname, valuedata);
_values.Add(newvalue);
break;
}
case DATA_TYPE.Si32Integer:
{
Int64 intvalue = sr.ReadInt64();
SFOValue newvalue = new SFOValue(indexname, intvalue);
_values.Add(newvalue);
break;
}
case DATA_TYPE.Utf8Text:
{
string str = sr.ReadString(StringType.PlainText, (int)index.ValueDataSize - 1);
SFOValue newvalue = new SFOValue(indexname, str);
_values.Add(newvalue);
break;
}
default:
string str1 = sr.ReadString(StringType.PlainText, (int)index.ValueDataSize - 1);
SFOValue newvalue1 = new SFOValue(indexname, str1);
_values.Add(newvalue1);
break;
}
}
}
}
}
