RP1210_ClientConnect Establishes a logical client connection with the API DLL. RP1210_ClientDisconnect Disconnects the logical client application from the API DLL. RP1210_SendCommand Sends a command to the API DLL for things like filtering, etc. RP1210_SendMessage Sends a message to the API DLL. RP1210_ReadMessageReads a message from the API DLL. RP1210_ReadVersionReads version information from the API, about the API. RP1210_ReadDetailedVersion Newer more comprehensive version informat