split stream to packets

Streaming.cpp

@@ -202,6 +202,8 @@ namespace stream
 	size_t Stream::Send (const uint8_t * buf, size_t len, int timeout)
 	{
 		bool isNoAck = m_LastReceivedSequenceNumber < 0; // first packet
+		while (len > 0)
+		{
 			Packet * p = new Packet ();
 			uint8_t * packet = p->GetBuffer ();
 			// TODO: implement setters
@@ -238,8 +240,11 @@ namespace stream
 				uint8_t * signature = packet + size; // set it later
 				memset (signature, 0, 40); // zeroes for now
 				size += 40; // signature
-			memcpy (packet + size, buf, len); 
-			size += len; // payload
+				size_t sentLen = STREAMING_MTU - size;
+				if (len < sentLen) sentLen = len;		
+				memcpy (packet + size, buf, sentLen); 
+				len -= sentLen;
+				size += sentLen; // payload
 				m_LocalDestination->Sign (packet, size, signature);
 			}	
 			else
@@ -249,11 +254,15 @@ namespace stream
 				size += 2; // flags
 				*(uint16_t *)(packet + size) = 0; // no options
 				size += 2; // options size
-			memcpy (packet + size, buf, len); 
-			size += len; // payload
+				size_t sentLen = STREAMING_MTU - size;
+				if (len < sentLen) sentLen = len;		
+				memcpy (packet + size, buf, sentLen); 
+				len -= sentLen;
+				size += sentLen; // payload
 			}	
 			p->len = size;
 			m_Service.post (boost::bind (&Stream::SendPacket, this, p));
+		}
 
 		return len;
 	}