DIGITAL TCP/IP Services for OpenVMS
System Services and C Socket Programming

Chapter 5
5	Using DEC C Socket Routines
5.1	Internet Protocols
5.1.1	TCP Sockets
5.1.1.1	Wildcard Addressing
5.1.2	UDP Sockets
5.2	Calling a C Socket Routine from an AST State
5.3	Calling From KERNEL or EXEC Modes
5.4	Standard I/O
5.5	Event Flags
5.6	Suppressing DEC C Compilation Warnings
5.7	Header Files
5.8	DEC C Structures
5.8.1	hostent Structure
5.8.2	in_addr Structure
5.8.3	iovec Structure
5.8.4	linger Structure
5.8.5	msghdr Structure
5.8.5.1	Structure for BSD Version 4.4
5.8.5.2	Structure for BSD Version 4.3
5.8.6	netent Structure
5.8.7	sockaddr Structure
5.8.7.1	Structure for BSD Version 4.4
5.8.7.2	Structure for BSD Version 4.3
5.8.8	sockaddr_in Structure
5.8.9	timeval Structure
5.9	errno Values
Chapter 6
6	DEC C Socket Routine Reference
6.1	Basic Communication Routines
Command 16	accept()
Command 17	bind()
Command 18	close()
Command 19	connect()
Command 20	listen()
Command 21	read()
Command 22	recv()
Command 23	recvfrom()
Command 24	recvmsg()
Command 25	select()
Command 26	send()
Command 27	sendmsg()
Command 28	sendto()
Command 29	shutdown()
Command 30	socket()
Command 31	write()
6.2	Communication Support Routines
Command 32	decc$get_sdc()
Command 33	gethostbyaddr()
Command 34	gethostbyname()
Command 35	gethostname()
Command 36	getnetbyaddr()
Command 37	getnetbyname()
Command 38	getnetent()
Command 39	getpeername()
Command 40	getprotobyname()
Command 41	getprotobynumber()
Command 42	getprotoent()
Command 43	getservbyname()
Command 44	getservbyport()
Command 45	getsockname()
Command 46	getsockopt()
Command 47	htonl()
Command 48	htons()
Command 49	inet_addr()
Command 50	inet_lnaof()
Command 51	inet_makeaddr()
Command 52	inet_netof()
Command 53	inet_network()
Command 54	inet_ntoa()
Command 55	ioctl()
Command 56	ntohl()
Command 57	ntohs()
Command 58	setsockopt()
Command 59	vaxc$get_sdc()
Chapter 7
7	Error Codes
Appendix A
Appendix A	Online Program Examples
A.1	TCP/IP Server Using QIO Calls
A.2	UDP/IP Server --- C Socket Example
A.3	TCP/IP Server --- C Socket Example
A.4	TCP/IP Server Accepting a Connection from the Auxiliary Server
A.5	TCP/IP Client Using the IPC Socket Interface
Index
Index
Examples
2-1	Creating a Device Socket Using OpenVMS System Services
2-2	Binding a Socket Using C Socket Programming
2-3	BIND Lookup Using OpenVMS System Services
2-4	BIND Lookup Using C Socket Programming
2-5	Binding Socket Using OpenVMS System Services
2-6	Binding a Socket Using C Socket Programming
2-7	Setting the Socket to Listen Using OpenVMS System Services
2-8	Setting the Socket to Listen Using C Socket Programming
2-9	Initiating a Connection Using OpenVMS System Services
2-10	Initiating a Connection Using C Socket Programming
2-11	Accepting an Incoming Connection Request Using OpenVMS System Services
2-12	Accepting a Connection Request Using C Socket Programming
2-13	Obtaining Device Socket Information by Using OpenVMS System Services
2-14	Obtaining Device Socket Information by Using C Socket Programming
2-15	Reading Data Using OpenVMS System Services
2-16	Reading Data Using C Socket Programming
2-17	Reading OOB Data Using OpenVMS System Services
2-18	Reading OOB Data Using C Socket Programming
2-19	Previewing Data Using C Socket Programming
2-20	Writing Data Using OpenVMS System Services
2-21	Writing Data Using C Socket Programming
2-22	Writing OOB Data Using OpenVMS System Services
2-23	Writing OOB Data Using C Socket Programming
2-24	Closing and Deleting a Socket Using OpenVMS System Services
2-25	Closing and Deleting a Socket Using C Socket Programming
2-26	Shutting Down a Socket Using OpenVMS System Services
2-27	Shutting Down a Socket Using C Socket Programming
4-1	$ASSIGN System Service (MACRO-32)
4-2	$ASSIGN System Service (C Programming)
4-3	$CANCEL System Service (MACRO-32)
4-4	$CANCEL System Service (C Programming)
4-5	$DASSGN System Service (MACRO-32)
4-6	$DASSGN System Service (C Programming)
4-7	IO$_ACPCONTROL Function (MACRO-32 Programming)
4-8	IO$_ACPCONTROL Function (C Programming)
4-9	IO$_READVBLK Function (MACRO-32 Programming)
4-10	IO$_READVBLK Function --- Vectored Buffers (C Programming)
4-11	IO$_READVBLK Function --- INET device (C Programming)
4-12	IO$_WRITEVBLK Function (MACRO-32 Programming)
4-13	IO$_WRITEVBLK Function --- Vectored (C Programming)
4-14	IO$_WRITEVBLK Function (C Programming)
A-1	TCP/IP Server Using QIO Calls
A-2	UDP/IP Server Using the C Socket Interface
A-3	TCP/IP Server Using the C Socket Interface
A-4	TCP/IP Server Accepting a Connection from the Auxiliary Server
A-5	TCP/IP Client Using the IPC Socket Interface