strongswan/src/frontends/android/jni/libandroidbridge/kernel/network_manager.h

101 lines
2.7 KiB
C

/*
* Copyright (C) 2012-2013 Tobias Brunner
* Hochschule fuer Technik Rapperswil
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*/
/**
* @defgroup network_manager network_manager
* @{ @ingroup android_kernel
*/
#ifndef NETWORK_MANAGER_H_
#define NETWORK_MANAGER_H_
#include <jni.h>
#include <library.h>
#include <networking/host.h>
typedef struct network_manager_t network_manager_t;
/**
* Callback called if connectivity changes somehow.
*
* Implementation should be quick as the call is made by the Java apps main
* thread.
*
* @param data data supplied during registration
* @param disconnected TRUE if currently disconnected
*/
typedef void (*connectivity_cb_t)(void *data, bool disconnected);
/**
* NetworkManager, used to listen for network changes and retrieve local IP
* addresses.
*
* Communicates with NetworkManager via JNI
*/
struct network_manager_t {
/**
* Get a local address
*
* @param ipv4 TRUE to get an IPv4 address
* @return the address or NULL if none available
*/
host_t *(*get_local_address)(network_manager_t *this, bool ipv4);
/**
* Get the name of the interface on which the given IP address is installed
*
* @param ip the IP address to look for
* @param name returns the name of the interface (optional)
* @return TRUE if found
*/
bool (*get_interface)(network_manager_t *this, host_t *ip, char **name);
/**
* Register a callback that is called if connectivity changes
*
* @note Only the first registered callback is currently used
*
* @param cb callback to register
* @param data data provided to callback
*/
void (*add_connectivity_cb)(network_manager_t *this, connectivity_cb_t cb,
void *data);
/**
* Unregister a previously registered callback for connectivity changes
*
* @param cb previously registered callback
*/
void (*remove_connectivity_cb)(network_manager_t *this,
connectivity_cb_t cb);
/**
* Destroy a network_manager_t instance
*/
void (*destroy)(network_manager_t *this);
};
/**
* Create a network_manager_t instance
*
* @param context Context object
* @return network_manager_t instance
*/
network_manager_t *network_manager_create(jobject context);
#endif /** NETWORK_MANAGER_H_ @}*/