Token that represents unconditional branch. More...

#include <token.h>

Inheritance diagram for isc::dhcp::TokenBranch:

Public Member Functions
	TokenBranch (const unsigned target)
	Constructor.

virtual unsigned	evaluate (Pkt &pkt, ValueStack &values)
	Only return the target.

unsigned	getTarget () const
	Returns branchtarget.

Public Member Functions inherited from isc::dhcp::Token
virtual	~Token ()
	Virtual destructor.

virtual unsigned	getLabel () const
	Return the label of this token.

Protected Attributes
unsigned	target_

Additional Inherited Members
Static Public Member Functions inherited from isc::dhcp::Token
static bool	toBool (std::string value)
	Coverts a (string) value to a boolean.

Detailed Description

Token that represents unconditional branch.

Unconditionally branch to a forward target. Also the base class of branch tokens.

Definition at line 1451 of file token.h.

Constructor & Destructor Documentation

◆ TokenBranch()

TokenBranch::TokenBranch ( const unsigned target )

Constructor.

Parameters

target the label to branch to

Exceptions

EvalParseError when target is 0

Definition at line 1520 of file token.cc.

References isc_throw.

Member Function Documentation

◆ evaluate()

unsigned TokenBranch::evaluate	(	Pkt &	pkt,
		ValueStack &	values )

virtual

Only return the target.

Parameters

pkt	(unused)
values	- stack of values (unused)

Returns: next label.

Implements isc::dhcp::Token.

Reimplemented in isc::dhcp::TokenPopAndBranchFalse, isc::dhcp::TokenPopOrBranchFalse, and isc::dhcp::TokenPopOrBranchTrue.

Definition at line 1527 of file token.cc.

References isc::dhcp::EVAL_DBG_STACK, isc::dhcp::EVAL_DEBUG_BRANCH, isc::dhcp::eval_logger, LOG_DEBUG, and target_.

◆ getTarget()

unsigned isc::dhcp::TokenBranch::getTarget ( ) const

inline

Returns branchtarget.

Returns: the label of the branch target

Definition at line 1462 of file token.h.

References target_.

Member Data Documentation

◆ target_

unsigned isc::dhcp::TokenBranch::target_

protected

Definition at line 1474 of file token.h.

Referenced by evaluate(), isc::dhcp::TokenPopAndBranchFalse::evaluate(), isc::dhcp::TokenPopOrBranchFalse::evaluate(), isc::dhcp::TokenPopOrBranchTrue::evaluate(), and getTarget().

The documentation for this class was generated from the following files:

Public Member Functions

Protected Attributes

Additional Inherited Members