X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fhashmap.c;h=6928118615ba48306f15b9afee225550a62ed758;hp=95ea45da4893662d42b569f16914acf6ec4101e9;hb=dd17d38879503f018fdf6bbff822970afcddb6f1;hpb=7dfe96eebc1cde5d6b23d7879087ea9102943d7d

diff --git a/src/hashmap.c b/src/hashmap.c
index 95ea45da4..692811861 100644
--- a/src/hashmap.c
+++ b/src/hashmap.c
@@ -55,10 +55,10 @@ struct pool {
         unsigned n_used;
 };
 
-struct pool *first_hashmap_pool = NULL;
+static struct pool *first_hashmap_pool = NULL;
 static void *first_hashmap_tile = NULL;
 
-struct pool *first_entry_pool = NULL;
+static struct pool *first_entry_pool = NULL;
 static void *first_entry_tile = NULL;
 
 static void* allocate_tile(struct pool **first_pool, void **first_tile, size_t tile_size) {
@@ -558,6 +558,17 @@ void* hashmap_first(Hashmap *h) {
         return h->iterate_list_head->value;
 }
 
+void* hashmap_first_key(Hashmap *h) {
+
+        if (!h)
+                return NULL;
+
+        if (!h->iterate_list_head)
+                return NULL;
+
+        return (void*) h->iterate_list_head->key;
+}
+
 void* hashmap_last(Hashmap *h) {
 
         if (!h)