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##

# TCPIP_SNMP_IsValidLength Function

## C

    bool TCPIP_SNMP_IsValidLength(
        SNMP_ID var,
        uint8_t len,
        uint8_t index
    );

## Description

This function is used to validate the dynamic variable data length to the variable data type. It is called before the SET request is processed. This is a callback function called by module. User application must implement this function.

## Preconditions

TCPIP_SNMP_ProcessSetVar() is called.

## Parameters

Parameters | Description
--- | ---
var | Variable id whose value is to be set.
len | Length value that is to be validated.

## Returns

- True - If given var can be set to given len.
- False - If the given var cannot be set to the given len.

## Remarks

This function will be called for only dynamic variables that are defined as ASCII_STRING and OCTET_STRING.