Add support for new operator rxGlobal

src/operators/rx_global.h

@@ -0,0 +1,67 @@
+/*
+ * ModSecurity, http://www.modsecurity.org/
+ * Copyright (c) 2020 Trustwave Holdings, Inc. (http://www.trustwave.com/)
+ *
+ * You may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * If any of the files related to licensing are missing or if you have any
+ * other questions related to licensing please contact Trustwave Holdings, Inc.
+ * directly using the email address security@modsecurity.org.
+ *
+ */
+
+#ifndef SRC_OPERATORS_RX_GLOBAL_H_
+#define SRC_OPERATORS_RX_GLOBAL_H_
+
+#include <string>
+//#include <list>
+#include <memory>
+#include <utility>
+
+#include "src/operators/operator.h"
+#include "src/utils/regex.h"
+
+
+namespace modsecurity {
+using Utils::SMatch;
+using Utils::regex_search;
+using Utils::Regex;
+
+namespace operators {
+
+
+class RxGlobal : public Operator {
+ public:
+    /** @ingroup ModSecurity_Operator */
+    explicit RxGlobal(std::unique_ptr<RunTimeString> param)
+        : m_re(nullptr),
+        Operator("RxGlobal", std::move(param)) {
+            m_couldContainsMacro = true;
+        }
+
+    ~RxGlobal() {
+        if (m_string->m_containsMacro == false && m_re != NULL) {
+            delete m_re;
+            m_re = NULL;
+        }
+    }
+
+    bool evaluate(Transaction *transaction, RuleWithActions *rule,
+        const std::string& input,
+        std::shared_ptr<RuleMessage> ruleMessage) override;
+
+    bool init(const std::string &arg, std::string *error) override;
+
+ private:
+    Regex *m_re;
+};
+
+
+}  // namespace operators
+}  // namespace modsecurity
+
+
+#endif  // SRC_OPERATORS_RX_GLOBAL_H_