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-rw-r--r--src/pulsecore/idxset.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/pulsecore/idxset.h b/src/pulsecore/idxset.h
index 7531ea32..d1e68c5c 100644
--- a/src/pulsecore/idxset.h
+++ b/src/pulsecore/idxset.h
@@ -103,4 +103,11 @@ unsigned pa_idxset_size(pa_idxset*s);
/* Return TRUE of the idxset is empty */
pa_bool_t pa_idxset_isempty(pa_idxset *s);
+/* Duplicate the idxset. This will not copy the actual indexes */
+pa_idxset *pa_idxset_copy(pa_idxset *s);
+
+/* A macro to ease iteration through all entries */
+#define PA_IDXSET_FOREACH(e, s, idx) \
+ for ((e) = pa_idxset_first((s), &(idx)); (e); (e) = pa_idxset_next((s), &(idx)))
+
#endif