From 5f78834c4fb6fc5f3349828108ba4555a56720af Mon Sep 17 00:00:00 2001
From: Igor Putovny <igor.putovny@nic.cz>
Date: Mon, 7 Jul 2025 16:07:52 +0200
Subject: [PATCH] Add EC_SET_WALK

---
 nest/attrs.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/nest/attrs.h b/nest/attrs.h
index 0475afa72..9521a6505 100644
--- a/nest/attrs.h
+++ b/nest/attrs.h
@@ -185,6 +185,15 @@ static inline u64 ec_ip4(enum ec_subtype kind, u64 key, u64 val)
 static inline u64 ec_generic(u64 key, u64 val)
 { return (key << 32) | val; }
 
+#define EC_SET_WALK_BEGIN(ad)					\
+  do {								\
+    const u32 *_z = int_set_get_data(ad);			\
+    const int _len = ec_set_get_size(ad);			\
+    u64 ec = 0;							\
+    for (int _i = 0; _i < _len; ec = ec_get(_z, _i), _i += 2)
+
+#define EC_SET_WALK_END } while (0)
+
 /* Large community value */
 typedef struct lcomm {
   u32 asn;
-- 
2.47.2