Provide on request complete callback facility

This patch provides the ability to receive a callback on the completion of a
request.  The callback takes place immediately before the request's resources
are released.

2 files changed, 17 insertions, 0 deletions

diff --git a/include/event2/http.h b/include/event2/http.h
index 068120c7..ff19b449 100644
--- a/include/event2/http.h
+++ b/include/event2/http.h
@@ -554,6 +554,16 @@ enum evhttp_request_error {
 void evhttp_request_set_error_cb(struct evhttp_request *,
     void (*)(enum evhttp_request_error, void *));
 
+/**
+ * Set a on request complete callback.
+ *
+ * Receive a callback on request completion.  This callback is triggered once
+ * the request is complete and all resources associated with the request will
+ * be released.
+ */
+void evhttp_request_set_on_complete_cb(struct evhttp_request *,
+    void (*)(struct evhttp_request *, void *), void *);
+
 /** Frees the request object and removes associated events. */
 void evhttp_request_free(struct evhttp_request *req);
 
diff --git a/include/event2/http_struct.h b/include/event2/http_struct.h
index 4ca196ee..4bf5b1ff 100644
--- a/include/event2/http_struct.h
+++ b/include/event2/http_struct.h
@@ -135,6 +135,13 @@ struct {
 	 * @see evhttp_request_set_error_cb()
 	 */
 	void (*error_cb)(enum evhttp_request_error, void *);
+
+	/*
+	 * Send complete callback - called when the request is actually
+	 * sent and completed.
+	 */
+	void (*on_complete_cb)(struct evhttp_request *, void *);
+	void *on_complete_cb_arg;
 };
 
 #ifdef __cplusplus