Brocade Virtual ADX OpenScript API Guide (Supporting ADX v03.1.00) - Manual (Page 36)

24 Brocade Virtual ADX OpenScript API Guide
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Methods
3
Example
OS_TCP::getPayloadLength
Description
Returns payload length of current packet. Payload contains encapsulated layers (layer 4).
Context
Called in context of TCP and HTTP.
Usage
Can be used to perform load-balancing based on payload length.
Input Parameters
None.
Return Values
The following table contains the return values.
TABLE 18 Return Values
Name Type Description
bytes Payload length.
use OS_TCP;
use OS_SLB;
use OS_HTTP_REQUEST;
sub HTTP_REQUEST {
my $hdrlen = OS_TCP::getHeaderLength;
if($hdrlen > 20)
{
OS_SLB::reset_client;
}
}