z/OS Communications Server: IP Sockets Application Programming Interface Guide and Reference
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Parameter values set by the application

z/OS Communications Server: IP Sockets Application Programming Interface Guide and Reference
SC27-3660-00

SOC-FUNCTION
A 16-byte character field containing SHUTDOWN. The field is left-justified and padded on the right with blanks.
S
A halfword binary number set to the socket descriptor of the socket to be shutdown.
HOW
A fullword binary field. Set to specify whether all or part of a connection is to be shut down. The following values can be set:
Value
Description
0 (END-FROM)
Ends further receive operations.
1 (END-TO)
Ends further send operations.
2 (END-BOTH)
Ends further send and receive operations.

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