[patch] Patch to support sperifying the interface to use via `getenv`

IF_envvar.patch (text/plain), 1.12 KB, created by A Schenck on 2022-11-11 21:56:34 UTC

diff -ur autoupnp-0.4.7.orig/autoupnp autoupnp-0.4.7/autoupnp
--- autoupnp-0.4.7.orig/autoupnp	2022-11-11 13:49:46.091888980 -0800
+++ autoupnp-0.4.7/autoupnp	2022-11-11 13:52:46.491693433 -0800
@@ -15,6 +15,10 @@
 	to export AutoUPnP LD_PRELOAD to the currently running shell.
 eval "\$(autoupnp off)"
 	to remove AutoUPnP from LD_PRELOAD in the currently running shell.
+
+If the AUTOUPNP_IF environment var is specified, that named interface will
+be used for discovering UPnP devices which will subsequently be used for
+forwarding.
 _EOF_
 }
 
diff -ur autoupnp-0.4.7.orig/src/upnp.c autoupnp-0.4.7/src/upnp.c
--- autoupnp-0.4.7.orig/src/upnp.c	2022-11-11 13:49:46.098555638 -0800
+++ autoupnp-0.4.7/src/upnp.c	2022-11-11 13:50:18.241851128 -0800
@@ -58,7 +58,7 @@
 #endif
 	if (!igd_set_up) {
 #if MINIUPNPC_API_VERSION >= 14
-		struct UPNPDev* devlist = upnpDiscover(discovery_delay, NULL, NULL, 0, 0, 2, NULL);
+		struct UPNPDev* devlist = upnpDiscover(discovery_delay, getenv("AUTOUPNP_IF"), NULL, 0, 0, 2, NULL);
 #elif MINIUPNPC_API_VERSION >= 8
 		struct UPNPDev* devlist = upnpDiscover(discovery_delay, NULL, NULL, 0, 0, NULL);
 #else