User-Defined Communications Support APIs
User-defined communications support is made up of seven callable APIs that provide services for a user-defined communications application program.
The user-defined communications support APIs are:
- Disable Link (QOLDLINK) disables one or all links.
- Enable Link (QOLELINK) enables link for input and output.
- Query Line Description (QOLQLIND) queries an existing line description.
- Receive Data (QOLRECV) receives data from the link.
- Send Data (QOLSEND) sends data from the link.
- Set Filter (QOLSETF) activates or deactivates filters.
- Set Timer (QOLTIMER) sets or cancels a timer.