Brocade Virtual ADX OpenScript API Guide (Supporting ADX v03.1.00) - Manual (Page 29)

Brocade Virtual ADX OpenScript API Guide 17
53-1003243-01
Chapter
3
TCP API reference
In this chapter
This chapter contains the following sections:
• Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
• Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Overview
The OS_TCP module includes the APIs to retrieve the fields in the current TCP header.
The use statement needs to be in the declaration block of the script for methods of that
package to be used.
For example: to use the OS_TCP methods, The OS_TCP package must be declared as follows:
use OS_TCP;
Methods
OS_TCP::src
Description
Returns the source port number of the current packet.
Context
Called in context of TCP and HTTP.
Usage
Can be used to perform load-balancing based on source port number.
Input Parameters
None.