Socat

adding tls 1.3

root@Socat-TLS-Client:~/tls13_new/socat-1.7.3.2# diff -uNp sslcls.c.orig sslcls.c
--- sslcls.c.orig       2018-03-17 10:47:30.239634794 -0400
+++ sslcls.c    2018-03-17 04:40:53.144981137 -0400
@@ -147,6 +147,26 @@ const SSL_METHOD *sycTLSv1_2_server_meth
 }
 #endif

+#if HAVE_TLSv1_3_client_method
+const SSL_METHOD *sycTLSv1_3_client_method(void) {
+   const SSL_METHOD *result;
+   Debug("TLSv1_3_client_method()");
+   result = TLSv1_3_client_method();
+   Debug1("TLSv1_3_client_method() -> %p", result);
+   return result;
+}
+#endif
+
+#if HAVE_TLSv1_3_server_method
+const SSL_METHOD *sycTLSv1_3_server_method(void) {
+   const SSL_METHOD *result;
+   Debug("TLSv1_3_server_method()");
+   result = TLSv1_3_server_method();
+   Debug1("TLSv1_3_server_method() -> %p", result);
+   return result;
+}
+#endif
+
 #if HAVE_DTLSv1_client_method
 const SSL_METHOD *sycDTLSv1_client_method(void) {
    const SSL_METHOD *result;
    
==============================================================================

root@Socat-TLS-Client:~/tls13_new/socat-1.7.3.2# diff -uNp sslcls.h.orig sslcls.h
--- sslcls.h.orig       2018-03-17 10:45:41.508001821 -0400
+++ sslcls.h    2018-03-17 03:18:55.582244832 -0400
@@ -22,6 +22,8 @@ const SSL_METHOD *sycTLSv1_1_client_meth
 const SSL_METHOD *sycTLSv1_1_server_method(void);
 const SSL_METHOD *sycTLSv1_2_client_method(void);
 const SSL_METHOD *sycTLSv1_2_server_method(void);
+const SSL_METHOD *sysTLSv1_3_client_method(void);
+const SSL_METHOD *sysTLSv1_3_server_method(void);
 const SSL_METHOD *sycDTLSv1_client_method(void);
 const SSL_METHOD *sycDTLSv1_server_method(void);
 SSL_CTX *sycSSL_CTX_new(const SSL_METHOD *method);
@@ -81,6 +83,8 @@ const char *sycSSL_COMP_get_name(const C
 #define sycTLSv1_1_server_method() TLSv1_1_server_method()
 #define sycTLSv1_2_client_method() TLSv1_2_client_method()
 #define sycTLSv1_2_server_method() TLSv1_2_server_method()
+#define sysTLSv1_3_client_method() TLSv1_3_client_method()
+#define sysTLSv1_3_server_method() TLSv1_3_server_method()
 #define sycDTLSv1_client_method() DTLSv1_client_method()
 #define sycDTLSv1_server_method() DTLSv1_server_method()
 #define sycSSL_CTX_new(m) SSL_CTX_new(m)

======================================================================

root@Socat-TLS-Client:~/tls13_new/socat-1.7.3.2# diff  -uNp xio-openssl.c.orig xio-openssl.c
--- xio-openssl.c.orig  2018-03-17 10:39:43.564229949 -0400
+++ xio-openssl.c       2018-03-17 04:57:54.046430711 -0400
@@ -798,6 +798,10 @@ int
         } else if (!strcasecmp(me_str, "TLS1.2")) {
            method = sycTLSv1_2_client_method();
 #endif
+#if HAVE_TLSv1_3_client_method
+        } else if (!strcasecmp(me_str, "TLS1.3")) {
+           method = sycTLSv1_3_client_method();
+#endif
 #if HAVE_DTLSv1_client_method
         } else if (!strcasecmp(me_str, "DTLS") || !strcasecmp(me_str, "DTLS1")) {
            method = sycDTLSv1_client_method();
@@ -808,7 +812,9 @@ int
       } else {
 #if   HAVE_SSLv23_client_method
         method = sycSSLv23_client_method();
-#elif HAVE_TLSv1_2_client_method
+#elif HAVE_TLSv1_3_client_method
+        method = sycTLSv1_3_client_method();
+#elif HAVE_TLSv1_2_client_method
         method = sycTLSv1_2_client_method();
 #elif HAVE_TLSv1_1_client_method
         method = sycTLSv1_1_client_method();
@@ -851,6 +857,10 @@ int
         } else if (!strcasecmp(me_str, "TLS1.2")) {
            method = sycTLSv1_2_server_method();
 #endif
+#if HAVE_TLSv1_3_server_method
+        } else if (!strcasecmp(me_str, "TLS1.3")) {
+           method = sycTLSv1_3_server_method();
+#endif
 #if HAVE_DTLSv1_server_method
         } else if (!strcasecmp(me_str, "DTLS") || !strcasecmp(me_str, "DTLS1")) {
            method = sycDTLSv1_server_method();
@@ -861,6 +871,8 @@ int
       } else {
 #if   HAVE_SSLv23_server_method
         method = sycSSLv23_server_method();
+#elif HAVE_TLSv1_3_server_method
+        method = sycTLSv1_3_server_method();
 #elif HAVE_TLSv1_2_server_method
         method = sycTLSv1_2_server_method();
 #elif HAVE_TLSv1_1_server_method