[PATCH 1/6] dynarray: Add pa_dynarray_last()

[tanu.kaskinen@xxxxxxxxxxxxxxx (Tanu Kaskinen)]

---
 src/pulsecore/dynarray.c | 9 +++++++++
 src/pulsecore/dynarray.h | 3 +++
 2 files changed, 12 insertions(+)

diff --git a/src/pulsecore/dynarray.c b/src/pulsecore/dynarray.c
index 7d7c09c..944f68d 100644
--- a/src/pulsecore/dynarray.c
+++ b/src/pulsecore/dynarray.c
@@ -77,6 +77,15 @@ void *pa_dynarray_get(pa_dynarray *array, unsigned i) {
     return array->data[i];
 }
 
+void *pa_dynarray_last(pa_dynarray *array) {
+    pa_assert(array);
+
+    if (array->n_entries == 0)
+        return NULL;
+
+    return array->data[array->n_entries - 1];
+}
+
 void *pa_dynarray_steal_last(pa_dynarray *array) {
     pa_assert(array);
 
diff --git a/src/pulsecore/dynarray.h b/src/pulsecore/dynarray.h
index 0ca6ed3..082ab1d 100644
--- a/src/pulsecore/dynarray.h
+++ b/src/pulsecore/dynarray.h
@@ -48,6 +48,9 @@ void pa_dynarray_free(pa_dynarray *array);
 void pa_dynarray_append(pa_dynarray *array, void *p);
 void *pa_dynarray_get(pa_dynarray *array, unsigned i);
 
+/* Returns the last element, or NULL if the array is empty. */
+void *pa_dynarray_last(pa_dynarray *array);
+
 /* Returns the removed item, or NULL if the array is empty. */
 void *pa_dynarray_steal_last(pa_dynarray *array);
 
-- 
1.9.3