private int GetStartBytePosition(ref byte[] bufferData)
{
int num = 0;
if (this._startIndexBufferID == this._currentBufferIndex + 1L)
{
num = this._startLocationInBufferID;
}
if (this._endIndexBufferID == this._currentBufferIndex + 1L)
{
num = this._endLocationInBufferID;
}
byte[] bytes = Encoding.UTF8.GetBytes("Content-Type: ");
int num2 = FileProcessor.FindBytePattern(ref bufferData, ref bytes, num);
if (num2 != -1)
{
bytes = Encoding.UTF8.GetBytes("\r\n\r\n");
int num3 = FileProcessor.FindBytePattern(ref bufferData, ref bytes, num2);
if (num3 != -1)
{
return(num3 + 4);
}
}
else
{
if (num - bytes.Length > 0)
{
return(-1);
}
if (this._currentBufferIndex > 0L)
{
byte[] array = this._bufferHistory[this._currentBufferIndex - 1L];
byte[] array2 = FileProcessor.MergeArrays(ref array, ref bufferData);
byte[] bytes2 = Encoding.UTF8.GetBytes("Content-Type: ");
num2 = FileProcessor.FindBytePattern(ref array2, ref bytes2, array.Length - bytes2.Length);
if (num2 != -1)
{
bytes2 = Encoding.UTF8.GetBytes("Content-Type: ");
int num4 = FileProcessor.FindBytePattern(ref array2, ref bytes2, array.Length - bytes2.Length);
if (num4 != -1)
{
if (num4 > array.Length)
{
return(num4 - array.Length);
}
return(0);
}
}
}
}
return(-1);
}
private int GetStartBytePosition(ref byte[] bufferData)
{
int startAtIndex = 0;
if (this._startIndexBufferID == this._currentBufferIndex + 1L)
{
startAtIndex = this._startLocationInBufferID;
}
if (this._endIndexBufferID == this._currentBufferIndex + 1L)
{
startAtIndex = this._endLocationInBufferID;
}
byte[] bytes1 = Encoding.UTF8.GetBytes("Content-Type: ");
int bytePattern1 = FileProcessor.FindBytePattern(ref bufferData, ref bytes1, startAtIndex);
if (bytePattern1 != -1)
{
byte[] bytes2 = Encoding.UTF8.GetBytes("\r\n\r\n");
int bytePattern2 = FileProcessor.FindBytePattern(ref bufferData, ref bytes2, bytePattern1);
if (bytePattern2 != -1)
{
return(bytePattern2 + 4);
}
}
else
{
if (startAtIndex - bytes1.Length > 0 || this._currentBufferIndex <= 0L)
{
return(-1);
}
byte[] arrayOne = this._bufferHistory[this._currentBufferIndex - 1L];
byte[] containerBytes = FileProcessor.MergeArrays(ref arrayOne, ref bufferData);
byte[] bytes2 = Encoding.UTF8.GetBytes("Content-Type: ");
if (FileProcessor.FindBytePattern(ref containerBytes, ref bytes2, arrayOne.Length - bytes2.Length) != -1)
{
byte[] bytes3 = Encoding.UTF8.GetBytes("Content-Type: ");
int bytePattern2 = FileProcessor.FindBytePattern(ref containerBytes, ref bytes3, arrayOne.Length - bytes3.Length);
if (bytePattern2 != -1)
{
if (bytePattern2 > arrayOne.Length)
{
return(bytePattern2 - arrayOne.Length);
}
return(0);
}
}
}
return(-1);
}
private int GetEndBytePosition(ref byte[] bufferData)
{
int startAtIndex = 0;
if (this._startIndexBufferID == this._currentBufferIndex + 1L)
{
startAtIndex = this._startLocationInBufferID;
}
byte[] bytes1 = Encoding.UTF8.GetBytes(this._fieldSeperator);
int bytePattern1 = FileProcessor.FindBytePattern(ref bufferData, ref bytes1, startAtIndex);
if (bytePattern1 != -1)
{
if (bytePattern1 - 2 >= 0)
{
return(bytePattern1 - 2);
}
}
else
{
if (startAtIndex - bytes1.Length > 0 || this._currentBufferIndex <= 0L)
{
return(-1);
}
byte[] arrayOne = this._bufferHistory[this._currentBufferIndex - 1L];
byte[] containerBytes = FileProcessor.MergeArrays(ref arrayOne, ref bufferData);
byte[] bytes2 = Encoding.UTF8.GetBytes(this._fieldSeperator);
int bytePattern2 = FileProcessor.FindBytePattern(ref containerBytes, ref bytes2, arrayOne.Length - bytes2.Length + startAtIndex);
if (bytePattern2 != -1)
{
bytes2 = Encoding.UTF8.GetBytes("\r\n\r\n");
int bytePattern3 = FileProcessor.FindBytePattern(ref containerBytes, ref bytes2, bytePattern2);
if (bytePattern3 != -1 && bytePattern3 > arrayOne.Length)
{
return(bytePattern3 - arrayOne.Length);
}
}
}
return(-1);
}
