X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/c988f1f4faa9f679f79beddf3c14676c5dcb8e28..38965d80d70cacd0c944d32f7107549a3a272b35:/src/src/auths/get_no64_data.c

diff --git a/src/src/auths/get_no64_data.c b/src/src/auths/get_no64_data.c
index 6766017f3..ae11ae5dc 100644
--- a/src/src/auths/get_no64_data.c
+++ b/src/src/auths/get_no64_data.c
@@ -1,11 +1,10 @@
-/* $Cambridge: exim/src/src/auths/get_no64_data.c,v 1.2 2005/01/04 10:00:43 ph10 Exp $ */
-
 /*************************************************
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2005 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
 /* See the file NOTICE for conditions of use and distribution. */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 
 #include "../exim.h"
 
@@ -16,7 +15,8 @@
 
 /* This function is used by authentication drivers to output a challenge
 to the SMTP client and read the response line. This version does not use base
-64 encoding for the text on the 334 line. It is used by the SPA authenticator.
+64 encoding for the text on the 334 line. It is used by the SPA, dovecot
+and gsasl authenticators.
 
 Arguments:
    aptr       set to point to the response (which is in big_buffer)
@@ -32,8 +32,8 @@ auth_get_no64_data(uschar **aptr, uschar *challenge)
 {
 int c;
 int p = 0;
-smtp_printf("334 %s\r\n", challenge);
-while ((c = receive_getc()) != '\n' && c != EOF)
+smtp_printf("334 %s\r\n", SP_NO_MORE, challenge);
+while ((c = receive_getc(GETC_BUFFER_UNLIMITED)) != '\n' && c != EOF)
   {
   if (p >= big_buffer_size - 1) return BAD64;
   big_buffer[p++] = c;