add compilation swtich : libupnp for linux and miniupnp for windows

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@1786 b45a01b8-16f6-495d-af2f-9b41ad6348cc

libretroshare/src/upnp/upnputil.h

@@ -0,0 +1,56 @@
+//this file uses miniupnp
+
+#ifndef MINIUPNP_UTIL_H_
+#define MINIUPNP_UTIL_H_
+
+/* $Id: upnpc.c,v 1.50 2007/04/26 19:00:10 nanard Exp $ */
+/* Project : miniupnp
+ * Author : Thomas Bernard
+ * Copyright (c) 2005 Thomas Bernard
+ * This software is subject to the conditions detailed in the
+ * LICENCE file provided in this distribution.
+ * */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#ifdef WIN32
+#include <winsock2.h>
+#define snprintf _snprintf
+#endif
+#include <miniwget.h>
+#include <miniupnpc.h>
+#include <upnpcommands.h>
+
+/* protofix() checks if protocol is "UDP" or "TCP" 
+ * returns NULL if not */
+const char * protofix(const char * proto);
+void DisplayInfos(struct UPNPUrls * urls,
+                  struct IGDdatas * data);
+
+void GetConnectionStatus(struct UPNPUrls * urls,
+                         struct IGDdatas * data);
+
+void ListRedirections(struct UPNPUrls * urls,
+                      struct IGDdatas * data);
+
+bool SetRedirectAndTest(struct UPNPUrls * urls,
+                               struct IGDdatas * data,
+				const char * iaddr,
+				const char * iport,
+				const char * eport,
+                       		const char * proto);
+
+bool TestRedirect(struct UPNPUrls * urls,
+                               struct IGDdatas * data,
+				const char * iaddr,
+				const char * iport,
+				const char * eport,
+                       		const char * proto);
+
+bool RemoveRedirect(struct UPNPUrls * urls,
+                    struct IGDdatas * data,
+			   const char * eport,
+			   const char * proto);
+
+/* EOF */
+#endif