From eedd490e2d237edb06df54bc07362ff2c5dc2197 Mon Sep 17 00:00:00 2001
From: Max Kellermann <mk@cm4all.com>
Date: Tue, 17 May 2022 21:16:58 +0200
Subject: [PATCH] net/AddressInfo: add iterator type aliases

---
 src/net/AddressInfo.hxx | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/net/AddressInfo.hxx b/src/net/AddressInfo.hxx
index f38a7db97..7273cf97b 100644
--- a/src/net/AddressInfo.hxx
+++ b/src/net/AddressInfo.hxx
@@ -32,6 +32,7 @@
 
 #include "SocketAddress.hxx"
 
+#include <iterator>
 #include <utility>
 
 #ifdef _WIN32
@@ -116,6 +117,12 @@ public:
 		struct addrinfo *cursor;
 
 	public:
+		using iterator_category = std::forward_iterator_tag;
+		using value_type = AddressInfo;
+		using difference_type = std::ptrdiff_t;
+		using pointer = const value_type *;
+		using reference = const value_type &;
+
 		explicit constexpr const_iterator(struct addrinfo *_cursor) noexcept
 			:cursor(_cursor) {}