tls1.3 for paho.mqtt.c

gistfile1.txt

--- SSLSocket.c.orig    2018-03-18 01:35:55.748629591 -0400
+++ SSLSocket.c 2018-03-18 01:46:42.564598773 -0400
@@ -264,6 +264,9 @@ char* SSLSocket_get_version_string(int v
 #if defined(TLS3_VERSION)
                { TLS3_VERSION, "TLS 1.2" },
 #endif
+#if defined(TLS4_VERSION)
+               { TLS4_VERSION, "TLS 1.3" },
+#endif
        };

        for (i = 0; i < ARRAY_SIZE(version_string_table); ++i)
@@ -544,6 +547,11 @@ int SSLSocket_createContext(networkHandl
                        net->ctx = SSL_CTX_new(TLSv1_2_client_method());
                        break;
 #endif
+#if defined(SSL_OP_NO_TLSv1_3) && !defined(OPENSSL_NO_TLS1)
+               case MQTT_SSL_VERSION_TLS_1_3:
+                       net->ctx = SSL_CTX_new(TLSv1_3_client_method());
+                       break;
+#endif
                default:
                        break;
                }
root@Nagios:~/paho



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root@Nagios:~/paho.mqtt.c/src# diff -uNp MQTTClient.h.orig MQTTClient.h
--- MQTTClient.h.orig   2018-03-18 01:48:32.214262816 -0400
+++ MQTTClient.h        2018-03-18 01:50:20.423428399 -0400
@@ -490,6 +490,7 @@ typedef struct
 #define MQTT_SSL_VERSION_TLS_1_0 1
 #define MQTT_SSL_VERSION_TLS_1_1 2
 #define MQTT_SSL_VERSION_TLS_1_2 3
+#define MQTT_SSL_VERSION_TLS_1_3 4

 /**
 * MQTTClient_sslProperties defines the settings to establish an SSL/TLS connection using the

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root@Nagios:~/paho.mqtt.c/src# diff -uNp MQTTAsync.h.orig MQTTAsync.h
--- MQTTAsync.h.orig    2018-03-18 01:51:46.853886166 -0400
+++ MQTTAsync.h 2018-03-18 01:52:38.083379287 -0400
@@ -644,6 +644,7 @@ typedef struct
 #define MQTT_SSL_VERSION_TLS_1_0 1
 #define MQTT_SSL_VERSION_TLS_1_1 2
 #define MQTT_SSL_VERSION_TLS_1_2 3
+#define MQTT_SSL_VERSION_TLS_1_3 4

 /**
 * MQTTAsync_sslProperties defines the settings to establish an SSL/TLS connection using the