...

net/asio/adc_netservice_asio.h

@@ -6,6 +6,7 @@
 #include <asio/basic_stream_socket.hpp>
 #include <asio/bind_executor.hpp>
 #include <asio/compose.hpp>
+#include <asio/connect.hpp>
 #include <asio/deferred.hpp>
 #include <asio/ip/tcp.hpp>
 #include <asio/ip/udp.hpp>
@@ -124,6 +125,10 @@ public:
     static constexpr bool isTLS = false;
 #endif
 
+    typedef TRANSPORT_PROTOT transport_proto_t;
+    typedef SESSION_PROTOT session_proto_t;
+    typedef RMSGT receive_msg_t;
+
     // typedefs to satisfy 'adc_netservice_c' concept
     typedef std::string_view netservice_ident_t;
 
@@ -793,6 +798,17 @@ public:
         return s;
     }
 
+
+    template <std::derived_from<AdcBaseNetServiceASIO> ST,
+              typename EptRangeT,
+              asio::completion_token_for<std::error_code, endpoint_t> CallbackT>
+    friend auto async_connect(ST& service, const EptRangeT& ept_range, CallbackT&& token)
+        requires std::ranges::range<EptRangeT> &&
+                 std::same_as<std::ranges::range_value_t<EptRangeT>, AdcBaseNetServiceASIO::endpoint_t>
+    {
+        return asio::async_connect(service._socket, ept_range, token);
+    };
+
 protected:
     static constexpr netservice_ident_t _ident =
         std::derived_from<socket_t, asio::basic_stream_socket<typename socket_t::protocol_type>>
@@ -931,7 +947,8 @@ protected:
 
 
 
-/*  */
+/*   PARTIAL AdcBaseNetServiceASIO-CLASS SPECIALIZATIONS  */
+
 template <
     adc_asio_transport_proto_c TRANSPORT_PROTOT,                          // transport-level proto (e.g. asio::ip::tcp)
     interfaces::adc_netsession_proto_c<std::string_view> SESSION_PROTOT,  // session-level proto (see ../adc_netproto.h)