tfDhcpConfSetOption

Table of Contents >> Optional Protocols >> DHCP Automatic Configuration

#include <trsocket.h>

int tfDhcpConfSetOption	(
	ttUserInterface interfaceHandle,
	int index,
	ttUser8Bit bootOption,
	ttUserCharPtr dataPtr,
	ttUser8Bit dataLen
	);

Function Description

This function instructs the DHCP client to include the specified non-native option in outgoing DHCP packets.

Parameters

• interfaceHandle

  This is the interface handle.

• index

  This is the user index on which to set the specified option..

• bootOption

  This is the option to be set.

• dataPtr

  This is the data used for the specified option.

• dataLen

  This is the data length.

Returns

• TM_EINVAL

  This indicates failure. The kernel found invalid arguments in the call..

• TM_ENOBUFS

  This indicates failure due to a failed memory allocation.

• TM_ENOERROR

  This indicates success.

Usage

This function is used for options not natively supported by the DHCP client. This must be called prior to calling tfOpenInterface / tfConfigInterface. When calling twice with the same option value, the new data replaces the old.

Table of Contents >> Optional Protocols >> DHCP Automatic Configuration