provide socketfd at in param for LWS_CALLBACK_FILTER_NETWORK_CONNECTION

Signed-off-by: Edwin van den Oetelaar <oetelaar.automatisering@gmail.com>
Signed-off-by: Andy Green <andy.green@linaro.org>
diff --git a/changelog b/changelog
index b0afe64..9b76f08 100644
--- a/changelog
+++ b/changelog
@@ -16,6 +16,8 @@
  - the external poll callbacks now get the socket descriptor coming from the
  	"in" parameter.  The user parameter provides the user_space for the
 	wsi as it normally does on the other callbacks.
+	LWS_CALLBACK_FILTER_NETWORK_CONNECTION also has the socket descriptor
+	delivered by @in now instead of @user.
 
 
 User api removal
diff --git a/lib/libwebsockets.h b/lib/libwebsockets.h
index 779af2e..b7f43fc 100644
--- a/lib/libwebsockets.h
+++ b/lib/libwebsockets.h
@@ -456,7 +456,7 @@
  *	LWS_CALLBACK_FILTER_NETWORK_CONNECTION: called when a client connects to
  *		the server at network level; the connection is accepted but then
  *		passed to this callback to decide whether to hang up immediately
- *		or not, based on the client IP.  @user contains the connection
+ *		or not, based on the client IP.  @in contains the connection
  *		socket's descriptor.  Return non-zero to terminate
  *		the connection before sending or receiving anything.
  *		Because this happens immediately after the network connection
diff --git a/lib/server.c b/lib/server.c
index 44e6222..ae580c8 100644
--- a/lib/server.c
+++ b/lib/server.c
@@ -246,7 +246,7 @@
 
 		if ((context->protocols[0].callback)(context, wsi,
 				LWS_CALLBACK_FILTER_NETWORK_CONNECTION,
-					   (void *)(long)accept_fd, NULL, 0)) {
+					   NULL, (void *)(long)accept_fd, 0)) {
 			lwsl_debug("Callback denied network connection\n");
 			compatible_close(accept_fd);
 			break;
diff --git a/test-server/test-server.c b/test-server/test-server.c
index 8ab4cb1..ce2f61e 100644
--- a/test-server/test-server.c
+++ b/test-server/test-server.c
@@ -246,7 +246,7 @@
 
 	case LWS_CALLBACK_FILTER_NETWORK_CONNECTION:
 #if 0
-		libwebsockets_get_peer_addresses(context, wsi, (int)(long)user, client_name,
+		libwebsockets_get_peer_addresses(context, wsi, (int)(long)in, client_name,
 			     sizeof(client_name), client_ip, sizeof(client_ip));
 
 		fprintf(stderr, "Received network connect from %s (%s)\n",