System Services Descriptions Oracle Tuxedo Mainframe Adapter for TCP (IMS) (hereafter referenced as TMA TCP for IMS) uses the following system services: • TCP/IP for z/OS • LE/370 • z/OS TCP/IP for z/OS The TMA TCP for IMS product makes use of the following TCP/IP for z/OS services by issuing the appropriate API calls. TCP/IP for z/OS Service Description accept Accept a TCP/IP connection request bind Bind a socket to an IP address and port close Close a socket and free associated resources connect Initiate a TCP/IP connection with a specified IP address and port fcntl Set the operational characteristics of a socket gethostbyaddr Resolve an IP address into a domain name gethostbyname Resolve a hostname into a domain name htonl Convert a long integer from host to network byte order htons Convert a short integer from host to network byte order inet_network Convert an IP address from character format to internal format inet_ntoa Convert an IP address from internal format to character format listen Initiate listening on a socket bound to an IP address and port read Read data on a TCP/IP connection selectex Wait on one or more socket FDs to be posted, a timeout to occur, or an ECB to be posted setsockopt Set socket-related processing options socket Obtain (allocate) a socket descriptor for a TCP/IP connection shutdown Shut down a TCP/IP connection write Write data to a TCP/IP connection LE/370 The TMA TCP for IMS product makes use of the following LE/370 services by issuing the appropriate API calls. LE/370 Service Description CEE3ABD Issue an abend z/OS The TMA TCP for IMS product makes use of the following z/OS services by issuing the appropriate API calls. z/OS Service Description WTO Issue a write-to-operator (WTO) message WTOR Issue a write-to-operator-with-reply (WTOR) message XCF Uses cross-system coupling facility to communicate to OTMA Latch Manager Services Locks storage resources to prevent simultaneous updates of shared memory
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