Don't allow -www etc options with DTLS.

The options which emulate a web server don't make sense when doing DTLS.
Exit with an error if an attempt is made to use them.

PR#3453
(cherry picked from commit 58a2aaeade8bdecd0f9f0df41927f7cff3012547)

diff --git a/apps/s_server.c b/apps/s_server.c
index 045c2bdd75aa5371bb2c5c9ec22d9f7949f50631..fe33b41f6505ff5ab91ac6fdba679e822cb2b2a5 100644 (file)
--- a/apps/s_server.c
+++ b/apps/s_server.c
@@ -1095,6 +1095,14 @@ bad:
                sv_usage();
                goto end;
                }
+#ifndef OPENSSL_NO_DTLS1
+       if (www && socket_type == SOCK_DGRAM)
+               {
+               BIO_printf(bio_err,
+                               "Can't use -HTTP, -www or -WWW with DTLS\n");
+               goto end;
+               }
+#endif
 
        SSL_load_error_strings();
        OpenSSL_add_ssl_algorithms();