135 lines
3.6 KiB
C++
135 lines
3.6 KiB
C++
#pragma once
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#include "server.h"
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#include "servo.h"
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#include "message.h"
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#include <ESPAsyncWebServer.h>
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#include "configurations/EthernetConfiguration.h"
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#include "configurations/KeyConfiguration.h"
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class SesameController: public ServerConnectionCallbacks {
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public:
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SesameController(uint16_t localWebServerPort);
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void configure(ServoConfiguration servoConfig, ServerConfiguration serverConfig, EthernetConfiguration ethernetConfig, KeyConfiguration keyConfig);
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void loop(uint32_t millis);
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private:
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uint32_t currentTime = 0;
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ServerConnection server;
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ServoController servo;
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AsyncWebServer localWebServer;
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EthernetConfiguration ethernetConfig;
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bool ethernetIsConfigured = false;
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KeyConfiguration keyConfig;
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bool isReconnecting = false;
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// Buffer to get local message
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SignedMessage receivedLocalMessage;
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uint32_t currentClientChallenge;
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uint32_t currentChallengeExpiry = 0;
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uint32_t currentServerChallenge;
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SignedMessage outgoingMessage;
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bool hasCurrentChallenge() {
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return currentChallengeExpiry > currentTime;
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}
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void clearCurrentChallenge() {
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currentClientChallenge = 0;
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currentServerChallenge = 0;
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currentChallengeExpiry = 0;
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}
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// MARK: Local client callbacks
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void handleLocalMessage(AsyncWebServerRequest *request);
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// MARK: Socket Callbacks
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/**
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* @brief Callback to send an error back to the server via the web socket.
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*
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* This function is called when the socket get's an error.
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*
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* @param event The error to report back
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*/
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void sendServerError(MessageResult event);
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void handleServerMessage(uint8_t* payload, size_t length);
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// MARK: Message processing
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/**
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* @brief Process a received message (local or socket).
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*
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* @param message The message to process.
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*
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* Note: Prepares the response in the outgoing message buffer.
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*/
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void processMessage(SignedMessage* message);
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/**
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* @brief Checks that the message is valid and prepares a challenge.
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*
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* This function is also called when a challenge response arrives too late.
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*
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* @param message The message to respond to
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*
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* Note: Prepares the response in the outgoing message buffer.
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*/
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void checkAndPrepareChallenge(Message* message);
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/**
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* @brief Prepare a server challenge for a local or socket message.
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*
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* @param message The message to respond to
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*
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* Note: Prepares the response in the outgoing message buffer.
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*/
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void prepareChallenge(Message* message);
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/**
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* @brief Complete an unlock request for a local or socket message.
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*
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* @param message The message to respond to
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*
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* Note: Prepares the response in the outgoing message buffer.
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*/
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void completeUnlockRequest(Message* message);
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// MARK: Responses
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/**
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* @brief Prepare the outgoing message buffer for both socket and local responses.
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*
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* @param event The resulting state to transmit
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* @param message An optional message to echo
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*/
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void prepareResponseBuffer(MessageResult event, Message* message = NULL);
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/**
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* @brief Send the prepared outgoing message to a locally connected client
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*
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* @param request The original request of the client
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*/
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void sendPreparedLocalResponse(AsyncWebServerRequest *request);
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/**
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* @brief Send the prepared outgoing message to the server
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*/
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void sendPreparedResponseToServer();
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// MARK: Helper
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bool convertHexMessageToBinary(const char* str);
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}; |