From: Guus Sliepen <guus@meshlink.io>
Date: Sun, 13 Aug 2017 19:46:24 +0000 (+0200)
Subject: Call the receive callback for unclosed channels during utcp_exit().
X-Git-Url: http://git.meshlink.io/?p=utcp;a=commitdiff_plain;h=1d8aa0d5a55bb871ce56bca355ade80b08a7c1e5

Call the receive callback for unclosed channels during utcp_exit().

This allows the application to clean up any resources associated with
these UTCP connections.
---

diff --git a/utcp.c b/utcp.c
index 340b059..57b9813 100644
--- a/utcp.c
+++ b/utcp.c
@@ -1555,11 +1555,13 @@ void utcp_exit(struct utcp *utcp) {
 	if(!utcp)
 		return;
 	for(int i = 0; i < utcp->nconnections; i++) {
-		if(!utcp->connections[i]->reapable)
-			debug("Warning, freeing unclosed connection %p\n", utcp->connections[i]);
-		buffer_exit(&utcp->connections[i]->rcvbuf);
-		buffer_exit(&utcp->connections[i]->sndbuf);
-		free(utcp->connections[i]);
+		struct utcp_connection *c = utcp->connections[i];
+		if(!c->reapable)
+			if(c->recv)
+				c->recv(c, NULL, 0);
+		buffer_exit(&c->rcvbuf);
+		buffer_exit(&c->sndbuf);
+		free(c);
 	}
 	free(utcp->connections);
 	free(utcp);