Add function to get parent node in API and python bindings.

3 files changed, 20 insertions, 0 deletions

diff --git a/include/plist/plist.h b/include/plist/plist.h
index a075fc6..6388603 100644
--- a/include/plist/plist.h
+++ b/include/plist/plist.h
@@ -148,6 +148,13 @@ extern "C" {
 	PLIST_API plist_t plist_get_prev_sibling(plist_t node);
 
 /**
+ * Get the parent of a node
+ *
+ * @param node the parent (NULL if node is root)
+ */
+	PLIST_API plist_t plist_get_parent(plist_t node);
+
+/**
  * Get the nth child of a #PLIST_ARRAY node.
  *
  * @param node the node of type #PLIST_ARRAY
diff --git a/src/plist.c b/src/plist.c
index 8c326af..143418d 100644
--- a/src/plist.c
+++ b/src/plist.c
@@ -195,6 +195,11 @@ plist_t plist_get_prev_sibling(plist_t node)
 	return (plist_t) g_node_prev_sibling((GNode *) node);
 }
 
+plist_t plist_get_parent(plist_t node)
+{
+	return node ? (plist_t) ((GNode *) node)->parent : NULL;
+}
+
 plist_t plist_get_array_nth_el(plist_t node, uint32_t n)
 {
 	plist_t ret = NULL;
diff --git a/swig/plist.i b/swig/plist.i
index b6f9f78..7240817 100644
--- a/swig/plist.i
+++ b/swig/plist.i
@@ -141,6 +141,14 @@ typedef struct {
 		return NULL;
 	}
 
+	PListNode* get_parent() {
+		plist_t node = plist_get_parent( $self->node );
+		if (node) {
+			return allocate_wrapper(node, 1);
+		}
+		return NULL;
+	}
+
 	%newobject as_key;
 	char* as_key() {
 		char* k = NULL;