tfDhcpUserSetOption

Table of Contents >> Optional Protocols >> DHCP User Configured

#include <trsocket.h>

int tfDhcpUserSetOption	(
	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 buffer used to store the option data.

• dataLen

  This is the size of the dataPtr buffer.

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 tfDhcpUserStart(). When calling twice with the same option value, the new data replaces the old.

Table of Contents >> Optional Protocols >> DHCP User Configured