Kea  2.1.7-git
dependency.cc
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1 // Copyright (C) 2018 Internet Systems Consortium, Inc. ("ISC")
2 //
3 // This Source Code Form is subject to the terms of the Mozilla Public
4 // License, v. 2.0. If a copy of the MPL was not distributed with this
5 // file, You can obtain one at http://mozilla.org/MPL/2.0/.
6 
7 #include <config.h>
8 
9 #include <eval/dependency.h>
10 #include <boost/pointer_cast.hpp>
11 
12 namespace isc {
13 namespace dhcp {
14 
15 bool dependOnClass(const TokenPtr& token, const std::string& name) {
16  boost::shared_ptr<TokenMember> member;
17  member = boost::dynamic_pointer_cast<TokenMember>(token);
18  if (!member) {
19  return (false);
20  }
21  return (member->getClientClass() == name);
22 }
23 
24 bool dependOnClass(const ExpressionPtr& expr, const std::string& name) {
25  if (!expr) {
26  return (false);
27  }
28  for (auto it = expr->cbegin(); it != expr->cend(); ++it) {
29  if (dependOnClass(*it, name)) {
30  return (true);
31  }
32  }
33  return (false);
34 }
35 
36 }; // end of isc::dhcp namespace
37 }; // end of isc namespace
boost::shared_ptr< Token > TokenPtr
Pointer to a single Token.
Definition: token.h:17
bool dependOnClass(const TokenPtr &token, const std::string &name)
Checks dependency on a token.
Definition: dependency.cc:15
Defines the logger used by the top-level component of kea-lfc.
boost::shared_ptr< Expression > ExpressionPtr
Definition: token.h:30
Token that represents client class membership.
Definition: token.h:1014