internal MqlResult <int> FileWrite(int handle, params object[] values)
{
FileData fileData;
bool flag = !this._openFiles.TryGetValue(handle, out fileData);
MqlResult <int> result;
if (flag)
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
else
{
try
{
fileData.Write(true, values);
fileData.Write(false, new object[]
{
"\r\n"
});
result = new MqlResult <int>(0);
}
catch
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_SOME_FILE_ERROR);
}
}
return(result);
}
internal MqlResult <int> FileWriteString(int handle, string value, int size)
{
FileData fileData;
bool flag = !this._openFiles.TryGetValue(handle, out fileData);
MqlResult <int> result;
if (flag)
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
else
{
try
{
bool flag2 = value.Length > size;
if (flag2)
{
value = value.Substring(0, size);
}
fileData.Write(false, new object[]
{
value
});
result = new MqlResult <int>(0);
}
catch
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_SOME_FILE_ERROR);
}
}
return(result);
}
internal MqlResult <bool> FileIsLineEnding(int handle)
{
FileData fileData;
bool flag = !this._openFiles.TryGetValue(handle, out fileData) || fileData.IsBinary;
MqlResult <bool> result;
if (flag)
{
result = new MqlResult <bool>(false, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
else
{
bool flag2 = fileData.FileStream.Position >= fileData.FileStream.Length;
if (flag2)
{
result = new MqlResult <bool>(false);
}
else
{
byte[] array = new byte[2];
fileData.FileStream.Read(array, 0, 2);
fileData.FileStream.Position -= 2L;
result = new MqlResult <bool>(array[0] == 13 && array[1] == 10);
}
}
return(result);
}
internal MqlResult <int> FileOpen(string filename, int mode, char delimiter = ';')
{
bool flag = (mode & 8) == 8 && (mode & 16) == 16;
FileMode fileMode;
FileAccess fileAccess;
MqlResult <int> result;
if (flag)
{
fileMode = FileMode.OpenOrCreate;
fileAccess = FileAccess.ReadWrite;
}
else
{
bool flag2 = (mode & 8) == 8;
if (flag2)
{
fileMode = FileMode.Open;
fileAccess = FileAccess.Read;
}
else
{
bool flag3 = (mode & 16) == 16;
if (!flag3)
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
return(result);
}
fileMode = FileMode.Create;
fileAccess = FileAccess.Write;
}
}
bool flag4 = string.IsNullOrEmpty(filename) || (!File.Exists(filename) && fileMode == FileMode.Open);
if (flag4)
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_WRONG_FILE_NAME);
}
else
{
try
{
FileStream fs = File.Open(filename, fileMode, fileAccess);
Dictionary <int, FileData> arg_B8_0 = this._openFiles;
int num = this._fileHandle + 1;
this._fileHandle = num;
arg_B8_0.Add(num, new FileData(filename, (OpenFileMode)mode, delimiter, fileAccess, fs));
result = new MqlResult <int>(this._fileHandle);
}
catch
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_CANNOT_OPEN_FILE);
}
}
return(result);
}
internal MqlResult <string> FileReadString(int handle, int length = 0)
{
string text = string.Empty;
FileData fileData;
bool flag = !this._openFiles.TryGetValue(handle, out fileData);
MqlResult <string> result;
if (flag)
{
result = new MqlResult <string>(string.Empty, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
else
{
try
{
bool isBinary = fileData.IsBinary;
if (isBinary)
{
BinaryReader reader = fileData.Reader;
while (fileData.FileStream.Position < fileData.FileStream.Length && text.Length < length)
{
text += reader.ReadChar().ToString();
}
result = new MqlResult <string>(text);
}
else
{
bool flag2 = length == 0;
if (flag2)
{
result = new MqlResult <string>(string.Empty);
}
else
{
StreamReader sReader = fileData.SReader;
char[] array = new char[length];
long position = fileData.FileStream.Position;
sReader.Read(array, 0, length);
fileData.FileStream.Position = position + (long)length;
result = new MqlResult <string>(new string(array));
}
}
}
catch
{
result = new MqlResult <string>(string.Empty, RunTimeErrors.ERR_INCOMPATIBLE_FILEACCESS);
}
}
return(result);
}
internal MqlResult <double> FileReadNumber(int handle)
{
FileData fileData;
bool flag = !this._openFiles.TryGetValue(handle, out fileData) || fileData.IsBinary;
MqlResult <double> result;
if (flag)
{
result = new MqlResult <double>(-1.0, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
else
{
StreamReader sReader = fileData.SReader;
string text = string.Empty;
try
{
char[] array = new char[1];
sReader.Read(array, 0, 1);
while (!fileData.Delimiter.Equals(array[0]) && !sReader.EndOfStream)
{
text += array[0].ToString();
bool flag2 = text.Equals("\r\n");
if (flag2)
{
text = string.Empty;
}
sReader.Read(array, 0, 1);
}
bool flag3 = !string.IsNullOrEmpty(text);
if (flag3)
{
result = new MqlResult <double>(double.Parse(text));
}
else
{
result = new MqlResult <double>(double.NaN);
}
}
catch (FormatException)
{
result = new MqlResult <double>(-1.0, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
catch
{
result = new MqlResult <double>(-1.0, RunTimeErrors.ERR_INCOMPATIBLE_FILEACCESS);
}
}
return(result);
}
internal MqlResult <int> FileWriteInteger(int handle, int value, int size = 4)
{
FileData fileData;
bool flag = !this._openFiles.TryGetValue(handle, out fileData);
MqlResult <int> result;
if (flag)
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
else
{
try
{
switch (size)
{
case 1:
fileData.Write(false, new object[]
{
(sbyte)value
});
result = new MqlResult <int>(1);
return(result);
case 2:
fileData.Write(false, new object[]
{
(short)value
});
result = new MqlResult <int>(2);
return(result);
case 4:
fileData.Write(false, new object[]
{
value
});
result = new MqlResult <int>(4);
return(result);
}
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
catch
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_SOME_FILE_ERROR);
}
}
return(result);
}
internal MqlResult <int> FileTell(int handle)
{
FileData fileData;
bool flag = this._openFiles.TryGetValue(handle, out fileData);
MqlResult <int> result;
if (flag)
{
result = new MqlResult <int>((int)fileData.FileStream.Position);
}
else
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
return(result);
}
internal MqlResult <bool> FileIsEnding(int handle)
{
FileData fileData;
bool flag = this._openFiles.TryGetValue(handle, out fileData);
MqlResult <bool> result;
if (flag)
{
result = new MqlResult <bool>(fileData.FileStream.Position == fileData.FileStream.Length);
}
else
{
result = new MqlResult <bool>(false, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
return(result);
}
internal MqlResult <bool> FileSeek(int handle, int offset, int origin)
{
FileData fileData;
bool flag = this._openFiles.TryGetValue(handle, out fileData);
MqlResult <bool> result;
if (flag)
{
fileData.FileStream.Seek((long)offset, (SeekOrigin)origin);
result = new MqlResult <bool>(true);
}
else
{
result = new MqlResult <bool>(false, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
return(result);
}
internal MqlResult FileClose(int handle)
{
FileData fileData;
bool flag = this._openFiles.TryGetValue(handle, out fileData);
MqlResult result;
if (flag)
{
fileData.Close();
result = MqlResult.Empty;
}
else
{
result = new MqlResult(RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
return(result);
}
internal MqlResult <int> FileWriteDouble(int handle, double value, int size = 8)
{
FileData fileData;
bool flag = !this._openFiles.TryGetValue(handle, out fileData);
MqlResult <int> result;
if (flag)
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
else
{
try
{
if (size != 4)
{
if (size != 8)
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
else
{
fileData.Write(false, new object[]
{
value
});
result = new MqlResult <int>(8);
}
}
else
{
fileData.Write(false, new object[]
{
(float)value
});
result = new MqlResult <int>(4);
}
}
catch
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_SOME_FILE_ERROR);
}
}
return(result);
}
internal MqlResult <int> FileReadArray(int handle, double[] array, int start, int count)
{
FileData fileData;
bool flag = !this._openFiles.TryGetValue(handle, out fileData) || !fileData.IsBinary;
MqlResult <int> result;
if (flag)
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
else
{
BinaryReader reader = fileData.Reader;
List <byte> list = new List <byte>();
int num = 0;
try
{
for (int i = 0; i < count; i++)
{
byte b = reader.ReadByte();
while (!fileData.Delimiter.Equals((char)b))
{
list.Add(b);
b = reader.ReadByte();
}
bool flag2 = list.Count > 0;
if (flag2)
{
num++;
array[start++] = BitConverter.ToDouble(list.ToArray(), 0);
}
list.Clear();
}
result = new MqlResult <int>(num);
}
catch
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INCOMPATIBLE_FILEACCESS);
}
}
return(result);
}
internal MqlResult <double> FileReadDouble(int handle, int size = 8)
{
FileData fileData;
bool flag = !this._openFiles.TryGetValue(handle, out fileData);
MqlResult <double> result;
if (flag)
{
result = new MqlResult <double>(-1.0, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
else
{
try
{
BinaryReader reader = fileData.Reader;
if (size != 4)
{
if (size != 8)
{
result = new MqlResult <double>(-1.0, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
else
{
result = new MqlResult <double>(reader.ReadDouble());
}
}
else
{
result = new MqlResult <double>((double)reader.ReadSingle());
}
}
catch
{
result = new MqlResult <double>(-1.0, RunTimeErrors.ERR_INCOMPATIBLE_FILEACCESS);
}
}
return(result);
}
internal MqlResult <int> FileWriteArray(int handle, object[] array, int start, int count)
{
FileData fileData;
bool flag = !this._openFiles.TryGetValue(handle, out fileData);
MqlResult <int> result;
if (flag)
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
else
{
try
{
List <object> list = new List <object>();
int num = start;
while (num < array.Count <object>() && count > 0)
{
list.Add(array[num]);
bool flag2 = array[num] is string;
if (flag2)
{
list.Add("\r\n");
}
num++;
count--;
}
fileData.Write(false, list.ToArray());
}
catch
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_SOME_FILE_ERROR);
return(result);
}
result = new MqlResult <int>(0);
}
return(result);
}
internal MqlResult <int> FileReadInteger(int handle, int size = 4)
{
FileData fileData;
bool flag = !this._openFiles.TryGetValue(handle, out fileData);
MqlResult <int> result;
if (flag)
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
else
{
try
{
BinaryReader reader = fileData.Reader;
switch (size)
{
case 1:
result = new MqlResult <int>((int)reader.ReadSByte());
return(result);
case 2:
result = new MqlResult <int>((int)reader.ReadInt16());
return(result);
case 4:
result = new MqlResult <int>(reader.ReadInt32());
return(result);
}
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INVALID_FUNCTION_PARAMVALUE);
}
catch
{
result = new MqlResult <int>(-1, RunTimeErrors.ERR_INCOMPATIBLE_FILEACCESS);
}
}
return(result);
}
internal MqlResult FileDelete(string filename)
{
bool flag = string.IsNullOrEmpty(filename) || !File.Exists(filename);
MqlResult result;
if (flag)
{
result = new MqlResult(RunTimeErrors.ERR_WRONG_FILE_NAME);
}
else
{
try
{
File.Delete(filename);
}
catch
{
result = new MqlResult(RunTimeErrors.ERR_SOME_FILE_ERROR);
return(result);
}
result = MqlResult.Empty;
}
return(result);
}
