/// <summary>
/// Attempts to parse raw data into a structured packet
/// </summary>
/// <param name="buffer">Raw data to parse</param>
/// <param name="tag">Parsed packet</param>
/// <param name="count">The length of the packet in bytes</param>
/// <param name="index">The index into the buffer at which the packet begins</param>
/// <returns>True if parsing was successful, false if it is not.</returns>
internal static bool TryParse(byte[] buffer, int index, int count, out UnsupportedTag tag)
{
try
{
if (count < MinimumParseableBytes)
{
tag = null;
return(false);
}
using (var ms = new MemoryStream(buffer, index, count, false))
{
using (var br = new BinaryReader(ms))
{
tag = new UnsupportedTag();
tag.TagType = br.ReadByte();
tag.TagLength = br.ReadByte();
tag.TagData = br.ReadBytes(Math.Min(tag.TagLength, count - 2));
return(true);
}
}
}
catch (Exception)
{
tag = null;
return(false);
}
}
/// <summary>
/// Attempts to parse raw data into a structured packet
/// </summary>
/// <param name="buffer">Raw data to parse</param>
/// <param name="tag">Parsed packet</param>
/// <param name="count">The length of the packet in bytes</param>
/// <param name="index">The index into the buffer at which the packet begins</param>
/// <returns>True if parsing was successful, false if it is not.</returns>
internal static bool TryParse(byte[] buffer, int index, int count, out UnsupportedTag tag)
{
try
{
if (count < MinimumParseableBytes)
{
tag = null;
return false;
}
using (var ms = new MemoryStream(buffer, index, count, false))
{
using (var br = new BinaryReader(ms))
{
tag = new UnsupportedTag();
tag.TagType = br.ReadByte();
tag.TagLength = br.ReadByte();
tag.TagData = br.ReadBytes(Math.Min(tag.TagLength, count - 2));
return true;
}
}
}
catch (Exception)
{
tag = null;
return false;
}
}
