X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fsrc%2Fauths%2Fcyrus_sasl.c;h=ecaf23bc2d9305d05680a0acd393c964af83585f;hb=dbac5a049acbe645a816b4a5e895c5be0de53483;hp=37e78989fbae96fc46cab022145b71490eac7f92;hpb=3d2e82c5729148f3f88fbb7de7e6dcbc20d0c867;p=user%2Fhenk%2Fcode%2Fexim.git

diff --git a/src/src/auths/cyrus_sasl.c b/src/src/auths/cyrus_sasl.c
index 37e78989f..ecaf23bc2 100644
--- a/src/src/auths/cyrus_sasl.c
+++ b/src/src/auths/cyrus_sasl.c
@@ -3,6 +3,7 @@
 *************************************************/
 
 /* Copyright (c) University of Cambridge 1995 - 2018 */
+/* Copyright (c) The Exim Maintainers 2020 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 /* This code was originally contributed by Matthew Byng-Maddick */
@@ -38,13 +39,13 @@ static void dummy(int x) { dummy2(x-1); }
 
 optionlist auth_cyrus_sasl_options[] = {
   { "server_hostname",      opt_stringptr,
-      (void *)(offsetof(auth_cyrus_sasl_options_block, server_hostname)) },
+      OPT_OFF(auth_cyrus_sasl_options_block, server_hostname) },
   { "server_mech",          opt_stringptr,
-      (void *)(offsetof(auth_cyrus_sasl_options_block, server_mech)) },
+      OPT_OFF(auth_cyrus_sasl_options_block, server_mech) },
   { "server_realm",         opt_stringptr,
-      (void *)(offsetof(auth_cyrus_sasl_options_block, server_realm)) },
+      OPT_OFF(auth_cyrus_sasl_options_block, server_realm) },
   { "server_service",       opt_stringptr,
-      (void *)(offsetof(auth_cyrus_sasl_options_block, server_service)) }
+      OPT_OFF(auth_cyrus_sasl_options_block, server_service) }
 };
 
 /* Size of the options list. An extern variable has to be used so that its
@@ -290,7 +291,6 @@ for (int i = 0; i < 2; ++i)
   const uschar * label;
   uschar * address_port;
   const char *s_err;
-  socklen_t sslen;
 
   if (i)
     {
@@ -331,10 +331,10 @@ for (rc = SASL_CONTINUE; rc == SASL_CONTINUE; )
     }
   else
     {
-    /* make sure that we have a null-terminated string */
-    out2 = string_copyn(output, outlen);
+    /* auth_get_data() takes a length-specfied block of binary
+    which can include zeroes; no terminating NUL is needed */
 
-    if ((rc = auth_get_data(&input, out2, outlen)) != OK)
+    if ((rc = auth_get_data(&input, output, outlen)) != OK)
       {
       /* we couldn't get the data, so free up the library before
       returning whatever error we get */
@@ -373,7 +373,7 @@ for (rc = SASL_CONTINUE; rc == SASL_CONTINUE; )
   /* Get the username and copy it into $auth1 and $1. The former is now the
   preferred variable; the latter is the original variable. */
 
-  if ((sasl_getprop(conn, SASL_USERNAME, (const void **)(&out2))) != SASL_OK)
+  if ((sasl_getprop(conn, SASL_USERNAME, (const void **)&out2)) != SASL_OK)
     {
     HDEBUG(D_auth)
       debug_printf("Cyrus SASL library will not tell us the username: %s\n",