X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fmeta_data.c;h=6a336c4b67c734b62cf1516c3375b649fd826cac;hb=53181fa3b5a91f47e51d01d56b34906f8b244a1b;hp=a7c11c10607352d9cbf0a938a185a54895bfd970;hpb=9c52b4ff1590251ea5fcefab15c0af655d49624c;p=collectd.git

diff --git a/src/meta_data.c b/src/meta_data.c
index a7c11c10..6a336c4b 100644
--- a/src/meta_data.c
+++ b/src/meta_data.c
@@ -245,7 +245,7 @@ int meta_data_type (meta_data_t *md, const char *key) /* {{{ */
   meta_entry_t *e;
 
   if ((md == NULL) || (key == NULL))
-    return 0;
+    return -EINVAL;
 
   pthread_mutex_lock (&md->lock);
 
@@ -262,6 +262,27 @@ int meta_data_type (meta_data_t *md, const char *key) /* {{{ */
   return 0;
 } /* }}} int meta_data_type */
 
+int meta_data_toc (meta_data_t *md, char ***toc) /* {{{ */
+{
+  int i = 0, count = 0;
+  meta_entry_t *e;
+
+  if ((md == NULL) || (toc == NULL))
+    return -EINVAL;
+
+  pthread_mutex_lock (&md->lock);
+
+  for (e = md->head; e != NULL; e = e->next)
+    ++count;    
+
+  *toc = malloc(count * sizeof(**toc));
+  for (e = md->head; e != NULL; e = e->next)
+    (*toc)[i++] = strdup(e->key);
+  
+  pthread_mutex_unlock (&md->lock);
+  return count;
+} /* }}} int meta_data_toc */
+
 int meta_data_delete (meta_data_t *md, const char *key) /* {{{ */
 {
   meta_entry_t *this;