Add local server option

include/base64.h

@@ -0,0 +1,30 @@
+#ifndef UTILITY_BASE64_H_
+#define UTILITY_BASE64_H_
+
+#include <string.h>
+
+/**
+ * @brief Base64 encode function.
+ *
+ * @param[in] *data Pointer to data that will be encoded.
+ * @param[in] data_length Data length.
+ * @param[out] *result Pointer to result, encoded data.
+ * @param[in] max_result_length Maximum result length.
+ *
+ * @return 0 = success, in case of fail value different than 0 is returned.
+ */
+int32_t Base64_encode(const char* data, size_t data_length, char* result, size_t max_result_length);
+
+/**
+ * @brief Base64 decode function.
+ *
+ * @param[in] *in Pointer to data that will be decoded.
+ * @param[in] in_len Input data length.
+ * @param[out] *out Pointer to result data, decoded data.
+ * @param[in] max_out_len Maximum output length.
+ *
+ * @return 0 = success, in case of fail value different than 0 is returned.
+ */
+int32_t Base64_decode(const char* in, size_t in_len, uint8_t* out, size_t max_out_len);
+
+#endif /* UTILITY_BASE64_H_ */

include/example_config.h

@@ -40,9 +40,20 @@ constexpr const char* wifiSSID = "MyWiFi";
 // The WiFi password to connect to the above network
 constexpr const char* wifiPassword = "00000000";
 
+// The name of the device on the network
+constexpr const char* networkName = "Sesame-Device";
+
 // The interval to reconnect to WiFi if the connection is broken
 constexpr uint32_t wifiReconnectInterval = 10000;
 
+/* Local server */
+
+// The port for the local server to directly receive messages over WiFi
+constexpr uint16_t localPort = 80;
+
+// The url parameter to send the message to the local server
+constexpr char messageUrlParameter[] = "m";
+
 
 /* Server */ 
 

include/message.h

@@ -84,4 +84,26 @@ typedef struct {
 
 #define MESSAGE_CONTENT_SIZE sizeof(Message)
 
-#define AUTHENTICATED_MESSAGE_SIZE sizeof(AuthenticatedMessage)
+#define AUTHENTICATED_MESSAGE_SIZE sizeof(AuthenticatedMessage)
+
+/**
+ * An event signaled from the device
+ */
+enum class SesameEvent {
+    TextReceived = 1,
+    UnexpectedSocketEvent = 2,
+    InvalidMessageData = 3,
+    MessageAuthenticationFailed = 4,
+    MessageTimeMismatch = 5,
+    MessageCounterInvalid = 6,
+    MessageAccepted = 7,
+};
+
+/**
+ * @brief A callback for messages received over the socket
+ * 
+ * The first parameter is the received message.
+ * The second parameter is the response to the remote.
+ * The return value is the type of event to respond with.
+ */
+typedef SesameEvent (*MessageCallback)(AuthenticatedMessage*, AuthenticatedMessage*);

include/server.h

@@ -6,28 +6,6 @@
 #include <WiFiClientSecure.h>
 #include <WebSocketsClient.h>
 
-/**
- * An event signaled from the device
- */
-enum class SesameEvent {
-    TextReceived = 1,
-    UnexpectedSocketEvent = 2,
-    InvalidMessageData = 3,
-    MessageAuthenticationFailed = 4,
-    MessageTimeMismatch = 5,
-    MessageCounterInvalid = 6,
-    MessageAccepted = 7,
-};
-
-/**
- * @brief A callback for messages received over the socket
- * 
- * The first parameter is the received message.
- * The second parameter is the response to the remote.
- * The return value is the type of event to respond with.
- */
-typedef SesameEvent (*MessageCallback)(AuthenticatedMessage*, AuthenticatedMessage*);
-
 class ServerConnection {
 
 public: