public override IEnumerator <IReportBlock> GetEnumerator()
{
//CheckDisposed();
//The first entry is in the header
using (ReportBlock rb = new ReportBlock(Header.GetSendersSynchronizationSourceIdentifierSegment()))
{
yield return(rb);
}//size becomes -.... add shouldDispose = false....
//If there are no more entries then we can return
if (Header.BlockCount == 1)
{
yield break;
}
//The next entries are in the payload.
using (RFC3550.SourceList sl = GetSourceList())
{
foreach (uint ssrc in sl)
{
//Give a ReportBlock of 4 bytes to represent the source list entry
using (ReportBlock rb = new ReportBlock(new MemorySegment(Payload.Array, Payload.Offset + sl.ItemIndex * RFC3550.SourceList.ItemSize, RFC3550.SourceList.ItemSize)))
{
yield return(rb);
}
}
}
}
/// <summary>
/// Creates a new ReportBlock instance from the given existing reference.
/// Throws a ArgumentNullException if <paramref name="reference"/> is null.
/// </summary>
/// <param name="reference">A reference to a ReportBlock instance.</param>
public ReportBlock(ReportBlock reference, bool shouldDispose = true)
: base(shouldDispose)
{
if (reference == null)
{
throw new ArgumentNullException();
}
Memory = reference.Memory;
}
internal protected virtual IEnumerator <IReportBlock> GetEnumeratorInternal(int offset = 0)//, int blockSize = ReportBlock.ReportBlockSize)
{
//CheckDisposed();
//Loop for the BlockCount, bounded by BlockCount and count of bytes in the ReportData
for (int currentSize = 0, count = ReportBlockOctets, blockCounter = BlockCount, localOffset = Payload.Offset + offset;
count > 0 && --blockCounter >= 0 && localOffset + count <= Payload.Count && false.Equals(IsDisposed);
count -= currentSize) //Subtract the currentSize each iteration
{
//Create the report block using the payload data available, should probably Clamp(count, 0, ReportBlock.ReportBlockSize at report block size since the sdes has its own enumerator.
using (ReportBlock current = new ReportBlock(new MemorySegment(Payload.Array, localOffset, count)))
{
//Yield the current block
yield return(current);
//Read the current size
currentSize = current.Size;
//Move the local offset
localOffset += currentSize;
}
}
}
