X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/b4f579d134197249b448cb5d8abf801ba4c729bb..35e7f5dc54c333d744a6b73d5668abddc085e0da:/src/src/tree.c

diff --git a/src/src/tree.c b/src/src/tree.c
index ff792bb6e..eb54829db 100644
--- a/src/src/tree.c
+++ b/src/src/tree.c
@@ -2,8 +2,10 @@
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
+/* Copyright (c) The Exim Maintainers 2021 - 2023 */
 /* Copyright (c) University of Cambridge 1995 - 2015 */
 /* See the file NOTICE for conditions of use and distribution. */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 
 /* Functions for maintaining binary balanced trees and some associated
 functions as well. */
@@ -27,12 +29,13 @@ Returns:  nothing
 */
 
 void
-tree_add_nonrecipient(uschar *s)
+tree_add_nonrecipient(const uschar *s)
 {
-tree_node *node = store_get(sizeof(tree_node) + Ustrlen(s));
+rmark rpoint = store_mark();
+tree_node * node = store_get(sizeof(tree_node) + Ustrlen(s), s);
 Ustrcpy(node->name, s);
 node->data.ptr = NULL;
-if (!tree_insertnode(&tree_nonrecipients, node)) store_reset(node);
+if (!tree_insertnode(&tree_nonrecipients, node)) store_reset(rpoint);
 }
 
 
@@ -45,18 +48,19 @@ if (!tree_insertnode(&tree_nonrecipients, node)) store_reset(node);
 
 Argument:
   s       string to add
-  addr    the address is is a duplicate of
+  addr    the address it is a duplicate of
 
 Returns:  nothing
 */
 
 void
-tree_add_duplicate(uschar *s, address_item *addr)
+tree_add_duplicate(const uschar *s, address_item *addr)
 {
-tree_node *node = store_get(sizeof(tree_node) + Ustrlen(s));
+rmark rpoint = store_mark();
+tree_node * node = store_get(sizeof(tree_node) + Ustrlen(s), s);
 Ustrcpy(node->name, s);
 node->data.ptr = addr;
-if (!tree_insertnode(&tree_duplicates, node)) store_reset(node);
+if (!tree_insertnode(&tree_duplicates, node)) store_reset(rpoint);
 }
 
 
@@ -72,16 +76,18 @@ Returns:     nothing
 */
 
 void
-tree_add_unusable(host_item *h)
+tree_add_unusable(const host_item *h)
 {
+rmark rpoint = store_mark();
 tree_node *node;
 uschar s[256];
 sprintf(CS s, "T:%.200s:%s", h->name, h->address);
-node = store_get(sizeof(tree_node) + Ustrlen(s));
+node = store_get(sizeof(tree_node) + Ustrlen(s),
+	    is_tainted(h->name) || is_tainted(h->address) ? GET_TAINTED : GET_UNTAINTED);
 Ustrcpy(node->name, s);
 node->data.val = h->why;
 if (h->status == hstatus_unusable_expired) node->data.val += 256;
-if (!tree_insertnode(&tree_unusable, node)) store_reset(node);
+if (!tree_insertnode(&tree_unusable, node)) store_reset(rpoint);
 }
 
 
@@ -369,7 +375,7 @@ static void
 tree_add_var(uschar * name, uschar * val, void * ctx)
 {
 tree_node ** root = ctx;
-tree_node * node = store_get(sizeof(tree_node) + Ustrlen(name));
+tree_node * node = store_get(sizeof(tree_node) + Ustrlen(name), name);
 Ustrcpy(node->name, name);
 node->data.ptr = val;
 (void) tree_insertnode(root, node);