pipt_descriptorx

This function retrieves the descriptor attribute for a point.

C format

int32 pipt_descriptorx(

int32 pt,

char PIPTR * descriptor,

int32 * len );

Returns

>0

System error

0

Success

-1

Point does not exist

-411

Descriptor is truncated (passed buffer not large enough)

 

Arguments

pt (passed)

Point number

descriptor (returned)

Descriptor buffer. Starting with PI 3.4.370 this value can be any length, but typically not more than 1024 characters long. Prior versions of PI will return only up to 26 characters.

len (passed , modified)

Size of the descriptor buffer on input, the actual length of the descriptor on return.

Usage Notes

Enabling Operational Intelligence