Differential D8327 Diff 25576 src/consensus/validation.h

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src/consensus/validation.h

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	* validation information on transactions and blocks respectively.			* validation information on transactions and blocks respectively.
	*/			*/
	class ValidationState {			class ValidationState {
	private:			private:
	enum mode_state {			enum mode_state {
	MODE_VALID, //!< everything ok			MODE_VALID, //!< everything ok
	MODE_INVALID, //!< network rule violation (DoS value may be set)			MODE_INVALID, //!< network rule violation (DoS value may be set)
	MODE_ERROR, //!< run-time error			MODE_ERROR, //!< run-time error
	} m_mode;			} m_mode{MODE_VALID};
	std::string m_reject_reason;			std::string m_reject_reason;
	std::string m_debug_message;			std::string m_debug_message;

	protected:			protected:
	void Invalid(const std::string &reject_reason = "",			void Invalid(const std::string &reject_reason = "",
	const std::string &debug_message = "") {			const std::string &debug_message = "") {
	m_reject_reason = reject_reason;			m_reject_reason = reject_reason;
	m_debug_message = debug_message;			m_debug_message = debug_message;
	if (m_mode != MODE_ERROR) {			if (m_mode != MODE_ERROR) {
	m_mode = MODE_INVALID;			m_mode = MODE_INVALID;
	}			}
	}			}

	public:			public:
	// ValidationState is abstract. Have a pure virtual destructor.			// ValidationState is abstract. Have a pure virtual destructor.
	virtual ~ValidationState() = 0;			virtual ~ValidationState() = 0;

	ValidationState() : m_mode(MODE_VALID) {}
	bool Error(const std::string &reject_reason) {			bool Error(const std::string &reject_reason) {
	if (m_mode == MODE_VALID) {			if (m_mode == MODE_VALID) {
	m_reject_reason = reject_reason;			m_reject_reason = reject_reason;
	}			}
	m_mode = MODE_ERROR;			m_mode = MODE_ERROR;
	return false;			return false;
	}			}
	bool IsValid() const { return m_mode == MODE_VALID; }			bool IsValid() const { return m_mode == MODE_VALID; }
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