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

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Index

A

accept() socket routine
ACP
- type code
  - $GETDVI
ACP operation
- See IO$_ACPCONTROL
Active socket
Address families
Addressing
- wildcard
Alias names
- format of
- list of
Application calling sequence
Arguments
$ASSIGN
Assigning a channel
- to the Internet pseudodevice
AST routine
- $QIO service #1
- $QIO service #2
AST state
- calling a C Socket routine
Asynchronous queue request
Asynchronous service completion
Asynchronous system trap

B

Berkeley Internet Name Domain resolver
- see BIND
BIND
- lookup
  - using C Socket routine
  - using $QIO system service
- resolver
- service
  - using
bind() socket routine
BLOCKALL flags
- See specific socket routine
Broadcast messages
- on a local network
- sending
Broadcast options
Broadcasting on a local network
- See Broadcast messages
Buffers
- limits
  - with $ASSIGN
- lists
  - descriptor fields
- multiple
- operations

C

C Socket interface
- benefits
- initiating a connection
$CANCEL
Cancel operation
Channels
- assigning to the Internet pseudodevice
- assigning to UCX$DEVICE:
- cancel pending I/O requests
- deassigning
  - See $DASSGN
Checksums
- disable
- options
Close a connection
- IO$_DEACCESS
close() socket routine
- description
- example
Colons
- in device name strings
Commands
- FIONREAD
  - to display number of bytes in socket receive queue
- IOCTL
- LINK
- SET PROTOCOL UDP
  - /BROADCAST qualifier
  - to disable privilege checking
- SHOW DEVICE_SOCKET
- SIOCATMARK
- UCX SHOW DEVICE_SOCKET
- UCX START COMMUNICATION
Compiling with DEC C
Condition values
connect() socket routine
- description
Connection
Connection-oriented protocols
Connectionless protocols
Counters
- display READ operations

D

$DASSGN
Data streams
- reading out-of-band data
Datagrams
Deassign an I/O channel
DEC C
- compiling programs
- linking programs
decc$get_sdc()
- description
Definition file examples
- ADA
- BLISS
- C
- FORTRAN
- MACRO
- Pascal
- PL/I
Descriptor fields
- p6
Device
- drivers
  - applying restrictions
- name
  - assign a channel
  - use of colons
- primary characteristics #1
- primary characteristics #2
- secondary characteristics #1
- secondary characteristics #2
- types
- unit status
  - symbolic names #1
  - symbolic names #2
Device socket
Driver
- start
DVI$M_SECONDARY

E

Enable Write Attention AST function
- See IO$M_WRTATTN
errno values #1
errno values #2
Error codes
- $QIOs
- sockets
Errors
Event flags
- use of in C Socket routines
Examples
- accept() routine
  - C Socket
- ADA
- $ASSIGN
  - C programming
  - MACRO-32
- BIND lookup
  - OpenVMS system service
- binding a socket
- BLISS
- $CANCEL
  - C programming
  - MACRO-32
- close and delete function
- close() routine
- connection request
  - C Socket
- creating a device socket
- $DASSGN
  - C programming
  - MACRO-32
- getpeername()
- getsockname()
- IO$_ACPCONTROL
  - C programming
  - MACRO-32
- IO$_READVBLK
  - C programming
  - MACRO-32
  - OpenVMS system service
- IO$_WRITEVBLK
  - C programming #1
  - C programming #2
  - MACRO-32
- listen codes
  - C Socket
  - OpenVMS
- location of
  - definition files
  - programming examples
- online programs
  - location of
  - TCP/IP server accepting a connection from the auxiliary server
  - TCP/IP server using QIO calls
  - TCP/IP server using the C Socket interface
  - UDP/IP server using C Socket interface
- OpenVMS
  - connection accept
  - connection request
- OpenVMS auxiliary server
- Pascal
- PL/I
- routine libraries
- socket() routine
- specifying socket options
- UCX$EXAMPLES:
EXEC mode
- calling socket routines from

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