added definitions for sending and receiving messages

src/server/responses/ServerPublicInfo.c

@@ -0,0 +1,42 @@
+#include "responses.h"
+
+#define LOGGER conn->server->logger
+#define LOG_FUNC conn->server->log_func
+
+declare_RequestHandler(ServerPublicInfo)
+{
+    Deferral(4);
+    logInfo(log_ctx, "requested %s", req_type_name);
+
+    // receive request
+    ServerPublicInfoRequest req;
+    try_void(PacketHeader_validateContentSize(req_head, sizeof(req)));
+    try_void(EncryptedSocketTCP_recvStruct(&conn->sock, &req));
+
+    // find requested info
+    Array(u8) content;
+    switch(req.property){
+        default:{
+            try_void(sendErrorMessage_f(log_ctx, conn, res_head,
+                LogSeverity_Warn,
+                "Unknown ServerPublicInfo property %u",
+                req.property));
+            Return RESULT_VOID;
+        }
+        case ServerPublicInfo_Name:
+            content = str_castTo_Array(conn->server->name);
+            break;
+        case ServerPublicInfo_Description:
+            content = str_castTo_Array(conn->server->description);
+            break;
+    }
+
+    // send response
+    ServerPublicInfoResponse res;
+    ServerPublicInfoResponse_construct(&res, res_head, content.size);
+    try_void(EncryptedSocketTCP_sendStruct(&conn->sock, res_head));
+    try_void(EncryptedSocketTCP_sendStruct(&conn->sock, &res));
+    try_void(EncryptedSocketTCP_send(&conn->sock, content));
+
+    Return RESULT_VOID;
+}