Sending Low-Level Data

WSPutNext() — prepare to send an object of the specified type

WSPutSize() — specify the number of bytes to send

WSPutData() — send raw bytes

WSBytesToPut() — find the number of bytes remaining to be sent

Receiving Low-Level Data

WSGetNext() — continue to the next object and return its type

WSGetType() — return the type of the current object

WSGetData() — get raw bytes

WSBytesToGet() — the number of bytes to receive

Error Handling

WSError(), WSErrorMessage() — information on the most recent error

WSClearError() — clear the most recent error

Flow Control

WSReady(), WSReadyParallel() — test whether there is data ready to be read

WSFlush() — send any data currently buffered

WSCreateMark(), WSSeekToMark(), ... — rewind to specified positions

WSSetYieldFunction(), WSGetYieldFunction() — functions to call while waiting

WSWaitForLinkActivity(), WSWaitForLinkActivityWithCallback() — functions to call to wait for data

Interrupts & Aborts

WSPutMessage(), WSPutMessageWithArg() — send an interrupt or abort message

WSGetMessage() — receive an interrupt or abort message

WSMessageReady() — whether an interrupt or abort message is available

WSSetMessageHandler(), WSGetMessageHandler() — handler for messages received

WSSetSignalHandler(), WSUnsetSignalHandler() — handler for signals on Unix

Logging

WSLogStreamToFile(), WSStopLoggingStreamToFile(), WSStopLoggingStream() — start or stop log facility

WSEnableLoggingStream(), WSDisableLoggingStream() — temporarily enable or disable the stream log

WSLogFileNameForLink(), WSReleaseLogFileNameForLink() — generate a name for the log file