The Host Connection Program (HCON) emulates a 3278/79 display or a 3286/87 printer attached to System/370 mainframe hosts.
HCON provides the following programming facilities:
| File Transfer Programming Interface | |
| Permits the transfer of files between local system and a mainframe host. | |
| AUTOLOG Procedures | |
| Supplies an automatic logon facility (AUTOLOG) enabling a user to logon and logoff the host using an API application, an implicit file transfer, or the hconutil command. | |
| Programming Examples | |
| Illustrates the use of the file transfer, API, and automatic logon facilities. | |