fix: make router socket non-blocking to prevent poll loop stalls

2026-06-24 04:45:15 -07:00
parent 31bd1d497c
commit f70a8701c9
46 changed files with 47584 additions and 1 deletions
@@ -0,0 +1,88 @@
+/*
+    This file is part of the Arduino_RPClite library.
+
+    Copyright (c) 2025 Arduino SA
+
+    This Source Code Form is subject to the terms of the Mozilla Public
+    License, v. 2.0. If a copy of the MPL was not distributed with this
+    file, You can obtain one at http://mozilla.org/MPL/2.0/.
+    
+*/
+
+#ifndef RPCLITE_REQUEST_H
+#define RPCLITE_REQUEST_H
+
+#define DEFAULT_RPC_BUFFER_SIZE  (DECODER_BUFFER_SIZE / 4)
+
+
+#include "rpclite_utils.h"
+
+template<size_t BufferSize = DEFAULT_RPC_BUFFER_SIZE>
+class RPCRequest {
+
+public:
+    uint8_t buffer[BufferSize]{};
+    size_t size = 0;
+    int type = NO_MSG;
+    uint32_t msg_id = 0;
+    MsgPack::str_t method;
+    MsgPack::Packer packer;
+    MsgPack::Unpacker unpacker;
+
+    static size_t get_buffer_size() {
+        return BufferSize;
+    }
+
+    bool unpack_request_headers(){
+        if (size == 0) return false;
+
+        unpacker.clear();
+        if (!unpacker.feed(buffer, size)) return false;
+
+        int msg_type;
+        uint32_t req_id;
+        MsgPack::str_t req_method;
+        MsgPack::arr_size_t req_size;
+
+        if (!unpacker.deserialize(req_size, msg_type)) {
+            return false; // Header not unpackable
+        }
+
+        if (msg_type == CALL_MSG && req_size.size() == REQUEST_SIZE) {
+            if (!unpacker.deserialize(req_id, req_method)) {
+                return false; // Method not unpackable
+            }
+        } else if (msg_type == NOTIFY_MSG && req_size.size() == NOTIFY_SIZE) {
+            if (!unpacker.deserialize(req_method)) {
+                return false; // Method not unpackable
+            }
+        } else {
+            return false; // Invalid request size/type
+        }
+
+        method = req_method;
+        type = msg_type;
+        msg_id = req_id;
+
+        return true;
+
+    }
+
+    void pack_response_headers(){
+        packer.clear();
+        MsgPack::arr_size_t resp_size(RESPONSE_SIZE);
+        if (type == CALL_MSG) packer.serialize(resp_size, RESP_MSG, msg_id);
+    }
+
+    void reset(){
+        size = 0;
+        type = NO_MSG;
+        msg_id = 0;
+        method = "";
+        unpacker.clear();
+        packer.clear();
+    }
+
+};
+
+#endif //RPCLITE_REQUEST_H