Filter rDNS returns for bad chars

[exim.git] / src / src / tls-gnu.c

diff --git a/src/src/tls-gnu.c b/src/src/tls-gnu.c
index 52cf30d9a1504b75a663a7d079febfb6a0fa177c..fcb8f7ac464a98806477bca2e9a5a20d44f3f7f1 100644 (file)
--- a/src/src/tls-gnu.c
+++ b/src/src/tls-gnu.c
@@ -1600,6 +1600,9 @@ return lifetime;
 /* Preload whatever creds are static, onto a transport.  The client can then
 just copy the pointer as it starts up. */
 
+/*XXX this is not called for a cmdline send. But one needing to use >1 conn would benefit,
+and there seems little downside. */
+
 static void
 tls_client_creds_init(transport_instance * t, BOOL watch)
 {
@@ -3071,17 +3074,19 @@ if (rc != GNUTLS_E_SUCCESS)
   if (sigalrm_seen)
     {
     tls_error(US"gnutls_handshake", US"timed out", NULL, errstr);
+#ifndef DISABLE_EVENT
     (void) event_raise(event_action, US"tls:fail:connect", *errstr, NULL);
+#endif
     gnutls_db_remove_session(state->session);
     }
   else
     {
     tls_error_gnu(state, US"gnutls_handshake", rc, errstr);
+#ifndef DISABLE_EVENT
     (void) event_raise(event_action, US"tls:fail:connect", *errstr, NULL);
+#endif
     (void) gnutls_alert_send_appropriate(state->session, rc);
     gnutls_deinit(state->session);
-    gnutls_certificate_free_credentials(state->lib_state.x509_cred);
-    state->lib_state = null_tls_preload;
     millisleep(500);
     shutdown(state->fd_out, SHUT_WR);
     for (int i = 1024; fgetc(smtp_in) != EOF && i > 0; ) i--;  /* drain skt */
@@ -3272,7 +3277,10 @@ tls_retrieve_session(tls_support * tlsp, gnutls_session_t session,
   smtp_connect_args * conn_args, smtp_transport_options_block * ob)
 {
 tlsp->resumption = RESUME_SUPPORTED;
-if (verify_check_given_host(CUSS &ob->tls_resumption_hosts, conn_args->host) == OK)
+
+if (!conn_args->have_lbserver)
+  { DEBUG(D_tls) debug_printf("resumption not supported on continued-connection\n"); }
+else if (verify_check_given_host(CUSS &ob->tls_resumption_hosts, conn_args->host) == OK)
   {
   dbdata_tls_session * dt;
   int len, rc;
@@ -3774,9 +3782,6 @@ if (!ct_ctx)      /* server */
   }
 
 gnutls_deinit(state->session);
-gnutls_certificate_free_credentials(state->lib_state.x509_cred);
-state->lib_state = null_tls_preload;
-
 tlsp->active.sock = -1;
 tlsp->active.tls_ctx = NULL;
 /* Leave bits, peercert, cipher, peerdn, certificate_verified set, for logging */