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GETSOCKNAME z/OS Communications Server: IP Sockets Application Programming Interface Guide and Reference SC27-3660-00 |
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The GETSOCKNAME call returns the address currently bound to a specified socket. If the socket is not currently bound to an address, the call returns with the FAMILY field set, and the rest of the structure set to 0. Since a stream socket is not assigned a name until after a successful call to either BIND, CONNECT, or ACCEPT, the GETSOCKNAME call can be used after an implicit bind to discover which port was assigned to the socket. The following requirements apply to this call:
Figure 1 shows an example of GETSOCKNAME call instructions. Figure 1. GETSOCKNAME call
instruction example
For equivalent PL/I and assembler language declarations, see Converting parameter descriptions. |
Copyright IBM Corporation 1990, 2014
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