2 This file is part of GNUnet.
3 Copyright (C) 2007-2017 GNUnet e.V.
5 GNUnet is free software: you can redistribute it and/or modify it
6 under the terms of the GNU Affero General Public License as published
7 by the Free Software Foundation, either version 3 of the License,
8 or (at your option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Affero General Public License for more details.
17 * @author Christian Grothoff
18 * @author Milan Bouchet-Valat
21 * Service for testing and autoconfiguration of
22 * NAT traversal functionality
24 * @defgroup nat NAT testing library
29 #ifndef GNUNET_NAT_AUTO_SERVICE_H
30 #define GNUNET_NAT_AUTO_SERVICE_H
32 #include "gnunet_util_lib.h"
33 #include "gnunet_nat_service.h"
37 * Handle to a NAT test.
39 struct GNUNET_NAT_AUTO_Test;
43 * Start testing if NAT traversal works using the given configuration.
44 * The transport adapters should be down while using this function.
46 * @param cfg configuration for the NAT traversal
47 * @param proto protocol to test, i.e. IPPROTO_TCP or IPPROTO_UDP
48 * @param section_name configuration section to use for configuration
49 * @param report function to call with the result of the test
50 * @param report_cls closure for @a report
51 * @return handle to cancel NAT test
53 struct GNUNET_NAT_AUTO_Test *
54 GNUNET_NAT_AUTO_test_start (const struct GNUNET_CONFIGURATION_Handle *cfg,
56 const char *section_name,
57 GNUNET_NAT_TestCallback report,
62 * Stop an active NAT test.
64 * @param tst test to stop.
67 GNUNET_NAT_AUTO_test_stop (struct GNUNET_NAT_AUTO_Test *tst);
71 * Handle to auto-configuration in progress.
73 struct GNUNET_NAT_AUTO_AutoHandle;
77 * Converts `enum GNUNET_NAT_StatusCode` to string
79 * @param err error code to resolve to a string
80 * @return point to a static string containing the error code
83 GNUNET_NAT_AUTO_status2string (enum GNUNET_NAT_StatusCode err);
87 * Function called with the result from the autoconfiguration.
90 * @param diff minimal suggested changes to the original configuration
91 * to make it work (as best as we can)
92 * @param result #GNUNET_NAT_ERROR_SUCCESS on success, otherwise the specific error code
93 * @param type what the situation of the NAT
96 (*GNUNET_NAT_AUTO_AutoResultCallback)(void *cls,
97 const struct GNUNET_CONFIGURATION_Handle *diff,
98 enum GNUNET_NAT_StatusCode result,
99 enum GNUNET_NAT_Type type);
103 * Start auto-configuration routine. The transport adapters should
104 * be stopped while this function is called.
106 * @param cfg initial configuration
107 * @param cb function to call with autoconfiguration result
108 * @param cb_cls closure for @a cb
109 * @return handle to cancel operation
111 struct GNUNET_NAT_AUTO_AutoHandle *
112 GNUNET_NAT_AUTO_autoconfig_start (const struct GNUNET_CONFIGURATION_Handle *cfg,
113 GNUNET_NAT_AUTO_AutoResultCallback cb,
118 * Abort autoconfiguration.
120 * @param ah handle for operation to abort
123 GNUNET_NAT_AUTO_autoconfig_cancel (struct GNUNET_NAT_AUTO_AutoHandle *ah);
128 /** @} */ /* end of group */
130 /* end of gnunet_nat_auto_service.h */