Adds new operator to check for data leakage of Austrian social security number

src/operators/verify_svnr.h

@@ -0,0 +1,55 @@
+
+#ifndef SRC_OPERATORS_VERIFY_SVNR_H_
+#define SRC_OPERATORS_VERIFY_SVNR_H_
+
+#include <string>
+#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 VerifySVNR : public Operator {
+ public:
+    /** @ingroup ModSecurity_Operator */
+    explicit VerifySVNR(std::unique_ptr<RunTimeString> param)
+        : Operator("VerifySVNR", std::move(param)) {
+        m_re = new Regex(m_param);
+    }
+
+    ~VerifySVNR() {
+        delete m_re;
+    }
+    bool evaluate(Transaction *transaction, Rule *rule,
+        const std::string &input) override {
+        return evaluate(transaction, NULL, input, NULL);
+    }
+    bool evaluate(Transaction *transaction,
+        const std::string &input) override {
+        return evaluate(transaction, NULL, input);
+    }
+    bool evaluate(Transaction *transaction, Rule *rule,
+        const std::string& input,
+        std::shared_ptr<RuleMessage> ruleMessage) override;
+
+    int convert_to_int(const char c);
+    bool verify(const char *ssnumber, int len);
+
+ private:
+    Regex *m_re;
+};
+
+}  // namespace operators
+}  // namespace modsecurity
+
+
+#endif  // SRC_OPERATORS_VERIFY_SVNR_H_
+