HP Rp3440-4 - 9000 - 0 MB RAM Programmer's Manual page 87

Table 4-1 Exchanging Data Between Internet Datagram Sockets
Each of these steps or activities is described in more detail in the
following sections. The description of each activity specifies a system call
and includes:
• What happens when the system call is used.
• When to make the call.
• What the parameters do.
• How the call interacts with other BSD Sockets system calls.
• Where to find details on the system call.
The datagram socket program examples are at the end of these
descriptive sections. You can refer to the example code as you work
through the descriptions.
Chapter 4
Client
System
Process
Call Used
Activity
create a socket
socket()
bind a socket
bind()
address
send message
sendto()
or
sendmsg()
receive
recvfrom()
message or
recvmsg()
Using Internet Datagram Sockets
Server Process
Activity
create a socket
bind a socket
address
receive message
send message
Overview
System Call
Used
socket()
bind()
recvfrom()
or recvmsg()
sendto() or
sendmsg()
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