FEATURE: expose write_queue_size (#109)

more functions exposed by stream and udp

src/uvw/stream.hpp

@@ -445,6 +445,14 @@ public:
     bool blocking(bool enable = false) {
         return (0 == uv_stream_set_blocking(this->template get<uv_stream_t>(), enable));
     }
+
+    /**
+     * @brief Gets the amount of queued bytes waiting to be sent.
+     * @return Amount of queued bytes waiting to be sent.
+     */
+    size_t writeQueueSize() const noexcept {
+        return uv_stream_get_write_queue_size(this->template get<uv_stream_t>());
+    }
 };
 
 

src/uvw/udp.hpp

@@ -593,6 +593,25 @@ public:
         invoke(&uv_udp_recv_stop, get());
     }
 
+    /**
+     * @brief Gets the number of bytes queued for sending.
+     *
+     * It strictly shows how much information is currently queued.
+     *
+     * @return Number of bytes queued for sending.
+     */
+    size_t sendQueueSize() const noexcept {
+        return uv_udp_get_send_queue_size(get());
+    }
+
+    /**
+     * @brief Number of send requests currently in the queue awaiting to be processed.
+     * @return Number of send requests currently in the queue.
+     */
+    size_t sendQueueCount() const noexcept {
+        return uv_udp_get_send_queue_count(get());
+    }
+
 private:
     enum { DEFAULT, FLAGS } tag{DEFAULT};
     unsigned int flags{};