arduino · andreagilardoni · Dec 2, 2024 · Dec 2, 2024 · Feb 3, 2025
diff --git a/libraries/Preferences/src/Preferences.cpp b/libraries/Preferences/src/Preferences.cpp
@@ -178,8 +178,8 @@ size_t Preferences::putBytes(const char* key, const void* value, size_t len) {
    string res = "";
    if ( key != nullptr && strlen(key) > 0 && value != nullptr && len > 0) {
        modem.write_nowait(string(PROMPT(_PREF_PUT)), res, "%s%s,%d,%d\r\n", CMD_WRITE(_PREF_PUT), key, PT_BLOB, len);
-        if(modem.passthrough((uint8_t *)value, len)) {
-            return len;
+        if(modem.passthrough((uint8_t *)value, len, &res)) {
+            return atoi(res.c_str());
        }
    }
    return 0;

diff --git a/libraries/WiFiS3/src/Modem.cpp b/libraries/WiFiS3/src/Modem.cpp
@@ -48,13 +48,17 @@ void ModemClass::end(){
 }

 /* -------------------------------------------------------------------------- */
-bool ModemClass::passthrough(const uint8_t *data, size_t size) {
+bool ModemClass::passthrough(const uint8_t *data, size_t size, std::string *response) {
 /* -------------------------------------------------------------------------- */
   _serial->write(data,size);

   std::string prompt = DO_NOT_CHECK_CMD, data_res;
   auto res = buf_read(prompt, data_res);

+   if(response != nullptr) {
+      *response = data_res;
+   }
+
   if(_serial_debug && _debug_level >= 2) {
      _serial_debug->print("   ANSWER (passthrough): ");
      _serial_debug->println(data_res.c_str());

diff --git a/libraries/WiFiS3/src/Modem.h b/libraries/WiFiS3/src/Modem.h
@@ -27,7 +27,7 @@ class ModemClass {
  bool write(const std::string &cmd, std::string &str, const char * fmt, ...);
  void write_nowait(const std::string &cmd, std::string &str, const char * fmt, ...);

-  bool passthrough(const uint8_t *data, size_t size);
+  bool passthrough(const uint8_t *data, size_t size, std::string *response=nullptr);
  void avoid_trim_results() {
    /* one shot - it works only 1 time the it is necessary to call again this
       funtion */