file_analysis/Analyzer: Limit maximum number of violations

Just the same as for protocol analyzers, prevent from violation event overload.

src/file_analysis/Analyzer.h

@@ -83,6 +83,11 @@ public:
 	 */
 	zeek::Tag Tag() const { return tag; }
 
+	/**
+	 * @return the name of the analyzer.
+	 */
+	const char* GetAnalyzerName() const;
+
 	/**
 	 * Returns the analyzer instance's internal ID. These IDs are unique
 	 * across all analyzers instantiated and can thus be used to
@@ -165,6 +170,12 @@ public:
 	virtual void AnalyzerViolation(const char* reason, const char* data = nullptr, int len = 0,
 	                               zeek::Tag tag = zeek::Tag());
 
+	/**
+	 * Convenience function that forwards directly to the corresponding
+	 * reporter->Weird(file, ...).
+	 */
+	void Weird(const char* name, const char* addl = "");
+
 protected:
 	/**
 	 * Constructor.  Only derived classes are meant to be instantiated.
@@ -195,6 +206,8 @@ private:
 	bool skip;
 	bool analyzer_confirmed;
 
+	uint64_t analyzer_violations = 0;
+
 	static ID id_counter;
 	};