1 files changed, 44 insertions, 10 deletions

diff --git a/swig/plist.i b/swig/plist.i
index 41ff7cc..a56592e 100644
--- a/swig/plist.i
+++ b/swig/plist.i
@@ -180,21 +180,55 @@ typedef struct {
         }
 
         PListNode* find_node_by_key(char *s) {
-                PListNode* plist = allocate_wrapper();
-                if (plist) {
-                        plist->node = plist_find_node_by_key($self->node, s);
-                        plist->should_keep_plist = 1;
+                plist_t node = plist_find_node_by_key($self->node, s);
+                if (node) {
+                        PListNode* plist = allocate_wrapper();
+                        if (plist) {
+                                plist->node = node;
+                                plist->should_keep_plist = 1;
+                        }
+                        return plist;
                 }
-                return plist;
+                return NULL;
         }
 
         PListNode* find_node_by_string(char* s) {
-                PListNode* plist = allocate_wrapper();
-                if (plist) {
-                        plist->node = plist_find_node_by_string($self->node, s);
-                        plist->should_keep_plist = 1;
+                plist_t node = plist_find_node_by_string($self->node, s);
+                if (node) {
+                        PListNode* plist = allocate_wrapper();
+                        if (plist) {
+                                plist->node = node;
+                                plist->should_keep_plist = 1;
+                        }
+                        return plist;
+                        }
+                return NULL;
+        }
+
+        PListNode* get_array_nth_el(unsigned int n) {
+                plist_t node = plist_get_array_nth_el($self->node, n);
+                if (node) {
+                        PListNode* plist = allocate_wrapper();
+                        if (plist) {
+                                plist->node = node;
+                                plist->should_keep_plist = 1;
+                        }
+                        return plist;
                 }
-                return plist;
+                return NULL;
+        }
+
+        PListNode* get_dict_el_from_key(char *key) {
+                plist_t node = plist_get_dict_el_from_key($self->node, key);
+                if (node) {
+                        PListNode* plist = allocate_wrapper();
+                        if (plist) {
+                                plist->node = node;
+                                plist->should_keep_plist = 1;
+                        }
+                        return plist;
+                }
+                return NULL;
         }
 
         char* to_xml () {