WSTP Expression Packet Handling
Sending WSTP Packets
WSPutFunction() — send a packet wrapper
EvaluatePacket ▪ EnterTextPacket ▪ EnterExpressionPacket ▪ ...
WSEndPacket() — tell WSTP that a packet is complete
Receiving WSTP Packets
WSNewPacket() — skip to the end of the current packet
WSNextPacket() — continue to the next packet, and return its type