debug: rpc raw_buffer print helper

Author: eigen-value

src/Arduino_RPClite.h

@@ -8,6 +8,7 @@
 #include "Arduino.h"
 
 //#define HANDLE_RPC_ERRORS
+//#define DEBUG
 #include "rpc.h"
 #include "transport.h"
 #include "client.h"

src/client.h

@@ -71,7 +71,7 @@ class RPCClient {
             MsgPack::arr_size_t resp_size;
 
             if (!unpacker.deserialize(resp_size, r_msg_type, r_msg_id)){
-                Serial.println("malformed response");
+                Serial.println("incomplete or malformed response");
                 continue;
             };
 

src/rpc.h

@@ -19,6 +19,22 @@
 uint8_t raw_buffer[MAX_BUFFER_SIZE] = {0};
 size_t raw_buffer_fill = 0;
 
+
+#ifdef DEBUG
+
+void print_raw_buf(){
+
+    Serial.print("RPC buffer content");
+    for (size_t i=0; i<raw_buffer_fill; i++) {
+        Serial.print(raw_buffer[i]);
+        Serial.print(" ");
+    }
+    Serial.println(" ");
+
+}
+
+#endif
+
 inline void flush_buffer(){
     raw_buffer_fill = 0;
 }