1 /*
2  * ModSecurity, http://www.modsecurity.org/
3  * Copyright (c) 2015 - 2021 Trustwave Holdings, Inc. (http://www.trustwave.com/)
4  *
5  * You may not use this file except in compliance with
6  * the License.  You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * If any of the files related to licensing are missing or if you have any
11  * other questions related to licensing please contact Trustwave Holdings, Inc.
12  * directly using the email address security@modsecurity.org.
13  *
14  */
15 
16 #ifndef SRC_OPERATORS_PM_H_
17 #define SRC_OPERATORS_PM_H_
18 
19 #include <string>
20 #include <list>
21 #include <memory>
22 #include <utility>
23 
24 #include "src/operators/operator.h"
25 #include "src/utils/acmp.h"
26 
27 
28 namespace modsecurity {
29 namespace operators {
30 
31 
32 class Pm : public Operator {
33  public:
34     /** @ingroup ModSecurity_Operator */
Pm(std::unique_ptr<RunTimeString> param)35     explicit Pm(std::unique_ptr<RunTimeString> param)
36         : Operator("Pm", std::move(param)) {
37         m_p = acmp_create(0);
38     }
Pm(const std::string & n,std::unique_ptr<RunTimeString> param)39     explicit Pm(const std::string &n, std::unique_ptr<RunTimeString> param)
40         : Operator(n, std::move(param)) {
41         m_p = acmp_create(0);
42     }
43     ~Pm();
44     bool evaluate(Transaction *transaction, RuleWithActions *rule,
45         const std::string &str,
46         std::shared_ptr<RuleMessage> ruleMessage) override;
47 
48 
49     bool init(const std::string &file, std::string *error) override;
50     void postOrderTraversal(acmp_btree_node_t *node);
51     void cleanup(acmp_node_t *n);
52 
53  protected:
54     ACMP *m_p;
55 
56 #ifdef MODSEC_MUTEX_ON_PM
57 
58  private:
59     pthread_mutex_t m_lock;
60 #endif
61 };
62 
63 
64 }  // namespace operators
65 }  // namespace modsecurity
66 
67 
68 #endif  // SRC_OPERATORS_PM_H_
69