Add a define to force disable SSL #31

Author: xreef

EMailSender.cpp

@@ -2,7 +2,7 @@
  * EMail Sender Arduino, esp8266, stm32 and esp32 library to send email
  *
  * AUTHOR:  Renzo Mischianti
- * VERSION: 3.0.5
+ * VERSION: 3.0.6
  *
  * https://www.mischianti.org/
  *
@@ -468,33 +468,34 @@ EMailSender::Response EMailSender::send(const char* to[], byte sizeOfTo,  byte s
 
   DEBUG_PRINT(F("Insecure client:"));
   DEBUG_PRINTLN(this->isSecure);
-
-	#if (EMAIL_NETWORK_TYPE == NETWORK_ESP8266 || EMAIL_NETWORK_TYPE == NETWORK_ESP8266_242)
-		#ifndef ARDUINO_ESP8266_RELEASE_2_4_2
-		  if (this->isSecure == false){
-			  client.setInsecure();
-			  bool mfln = client.probeMaxFragmentLength(this->smtp_server, this->smtp_port, 512);
-
-			  DEBUG_PRINT("MFLN supported: ");
-			  DEBUG_PRINTLN(mfln?"yes":"no");
-
-			  if (mfln) {
-				  client.setBufferSizes(512, 512);
+	#ifndef FORCE_DISABLE_SSL
+		#if (EMAIL_NETWORK_TYPE == NETWORK_ESP8266 || EMAIL_NETWORK_TYPE == NETWORK_ESP8266_242)
+			#ifndef ARDUINO_ESP8266_RELEASE_2_4_2
+			  if (this->isSecure == false){
+				  client.setInsecure();
+				  bool mfln = client.probeMaxFragmentLength(this->smtp_server, this->smtp_port, 512);
+
+				  DEBUG_PRINT("MFLN supported: ");
+				  DEBUG_PRINTLN(mfln?"yes":"no");
+
+				  if (mfln) {
+					  client.setBufferSizes(512, 512);
+				  }
 			  }
-		  }
-		#endif
-	#elif (EMAIL_NETWORK_TYPE == NETWORK_ESP32)
-	//	  String coreVersion = String(ESP.getSdkVersion());
-	//	  uint8_t firstdot = coreVersion.indexOf('.');
-	//
-	//	  DEBUG_PRINTLN(coreVersion.substring(1, coreVersion.indexOf('.', firstdot+1)).toFloat());
-	//	  DEBUG_PRINTLN(coreVersion.substring(1, coreVersion.indexOf('.', firstdot+1)).toFloat() >= 3.3f);
-	//	  if (coreVersion.substring(1, coreVersion.indexOf('.', firstdot+1)).toFloat() >= 3.3f) {
-	//		  client.setInsecure();
-	//	  }
-		#include <core_version.h>
-		#if ((!defined(ARDUINO_ESP32_RELEASE_1_0_4)) && (!defined(ARDUINO_ESP32_RELEASE_1_0_3)) && (!defined(ARDUINO_ESP32_RELEASE_1_0_2)))
-			  client.setInsecure();
+			#endif
+		#elif (EMAIL_NETWORK_TYPE == NETWORK_ESP32)
+		//	  String coreVersion = String(ESP.getSdkVersion());
+		//	  uint8_t firstdot = coreVersion.indexOf('.');
+		//
+		//	  DEBUG_PRINTLN(coreVersion.substring(1, coreVersion.indexOf('.', firstdot+1)).toFloat());
+		//	  DEBUG_PRINTLN(coreVersion.substring(1, coreVersion.indexOf('.', firstdot+1)).toFloat() >= 3.3f);
+		//	  if (coreVersion.substring(1, coreVersion.indexOf('.', firstdot+1)).toFloat() >= 3.3f) {
+		//		  client.setInsecure();
+		//	  }
+			#include <core_version.h>
+			#if ((!defined(ARDUINO_ESP32_RELEASE_1_0_4)) && (!defined(ARDUINO_ESP32_RELEASE_1_0_3)) && (!defined(ARDUINO_ESP32_RELEASE_1_0_2)))
+				  client.setInsecure();
+			#endif
 		#endif
 	#endif
 #endif

EMailSender.h

@@ -2,7 +2,7 @@
  * EMail Sender Arduino, esp8266, stm32 and esp32 library to send email
  *
  * AUTHOR:  Renzo Mischianti
- * VERSION: 3.0.5
+ * VERSION: 3.0.6
  *
  * https://www.mischianti.org/
  *
@@ -213,7 +213,7 @@
 #elif(EMAIL_NETWORK_TYPE == NETWORK_WiFiNINA)
 
 #include <WiFiNINA.h>
-//#define EMAIL_NETWORK_CLASS WiFiSSLClient
+#define EMAIL_NETWORK_CLASS WiFiClient
 #define EMAIL_NETWORK_SSL_CLASS WiFiSSLClient
 #define EMAIL_NETWORK_SERVER_CLASS WiFiServer
 
@@ -298,7 +298,9 @@
 #endif
 
 #ifdef EMAIL_NETWORK_SSL_CLASS
-#define EMAIL_NETWORK_CLASS EMAIL_NETWORK_SSL_CLASS
+	#ifndef FORCE_DISABLE_SSL
+		#define EMAIL_NETWORK_CLASS EMAIL_NETWORK_SSL_CLASS
+	#endif
 #endif
 
 #define OPEN_CLOSE_INTERNAL

EMailSenderKey.h

@@ -2,7 +2,7 @@
  * EMail Sender Arduino, esp8266, stm32 and esp32 library to send email
  *
  * AUTHOR:  Renzo Mischianti
- * VERSION: 3.0.5
+ * VERSION: 3.0.6
  *
  * https://www.mischianti.org/
  *
@@ -37,6 +37,7 @@
 // Uncomment if you use esp8266 core <= 2.4.2
 //#define ARDUINO_ESP8266_RELEASE_2_4_2
 
+// If you want disable attachments and save memory comment this define
 #define ENABLE_ATTACHMENTS
 
 // Uncomment to enable printing out nice debug messages.
@@ -69,6 +70,10 @@
 #define NETWORK_UIPETHERNET (11)
 #define NETWORK_ETHERNET_2 (12)
 
+// if you want force disable SSL if present uncomment this define
+// #define FORCE_DISABLE_SSL
+
+// If you want add a wrapper to emulate SSL over Client like EthernetClient
 // #define SSLCLIENT_WRAPPER
 
 // esp8266 microcontrollers configuration

README.md

@@ -26,6 +26,7 @@ Arduino (support W5100 like must be set, and ENC28J60 via UIPEthernet), esp8266
 #### [Inviare email con allegati (libreria v2.x): esp32 e esp8266](https://www.mischianti.org/it/2020/06/16/inviare-email-con-allegati-libreria-v2-x-esp32-e-esp8266-part-2/)
 
 ## Change log
+ - 16/08/2022: v3.0.6 Add FORCE_DISABLE_SSL to disable SSL if present
  - 19/07/2022: v3.0.5 Additional fix on additional response management ([#26](https://github.com/xreef/EMailSender/issues/26))
  - 12/07/2022: v3.0.4 Fixed attachment issue on SPIFFS and LittleFS
  - 06/07/2022: v3.0.3 Manage multiple response message after connect and HELO ([#26](https://github.com/xreef/EMailSender/issues/26))

library.json

@@ -16,6 +16,6 @@
 	},
 	"url": "https://www.mischianti.org",
 	"frameworks": "Arduino",
-    "version": "3.0.5",
+    "version": "3.0.6",
 	"platforms": "*"
 }

library.properties

@@ -1,5 +1,5 @@
 name=EMailSender
-version=3.0.5
+version=3.0.6
 author=Renzo Mischianti <[email protected]>
 maintainer=Renzo Mischianti <[email protected]>
 sentence=Send EMail via SMTP, library for Arduino, SAMD (WiFiNINA), STM32, esp8266 and esp32.