Added an interface for kernel event listeners.
This commit is contained in:
parent
1989c75e9e
commit
bd50254ca9
|
@ -43,6 +43,7 @@ encoding/payloads/vendor_id_payload.c encoding/payloads/vendor_id_payload.h \
|
|||
kernel/kernel_interface.c kernel/kernel_interface.h \
|
||||
kernel/kernel_ipsec.c kernel/kernel_ipsec.h \
|
||||
kernel/kernel_net.h \
|
||||
kernel/kernel_listener.h \
|
||||
network/packet.c network/packet.h \
|
||||
network/receiver.c network/receiver.h \
|
||||
network/sender.c network/sender.h \
|
||||
|
|
|
@ -41,6 +41,7 @@ encoding/payloads/vendor_id_payload.c encoding/payloads/vendor_id_payload.h \
|
|||
kernel/kernel_interface.c kernel/kernel_interface.h \
|
||||
kernel/kernel_ipsec.c kernel/kernel_ipsec.h \
|
||||
kernel/kernel_net.h \
|
||||
kernel/kernel_listener.h \
|
||||
network/packet.c network/packet.h \
|
||||
network/receiver.c network/receiver.h \
|
||||
network/sender.c network/sender.h \
|
||||
|
|
|
@ -0,0 +1,94 @@
|
|||
/*
|
||||
* Copyright (C) 2010 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 kernel_listener kernel_listener
|
||||
* @{ @ingroup kernel
|
||||
*/
|
||||
|
||||
#ifndef KERNEL_LISTENER_H_
|
||||
#define KERNEL_LISTENER_H_
|
||||
|
||||
typedef struct kernel_listener_t kernel_listener_t;
|
||||
|
||||
#include <kernel/kernel_ipsec.h>
|
||||
#include <selectors/traffic_selector.h>
|
||||
#include <utils/host.h>
|
||||
|
||||
/**
|
||||
* Interface for components interested in kernel events.
|
||||
*/
|
||||
struct kernel_listener_t {
|
||||
|
||||
/**
|
||||
* Hook called if an acquire event for a policy is received.
|
||||
*
|
||||
* @param reqid reqid of the policy to acquire
|
||||
* @param src_ts source traffic selector
|
||||
* @param dst_ts destination traffic selector
|
||||
* @return TRUE to remain registered, FALSE to unregister
|
||||
*/
|
||||
bool (*acquire)(kernel_listener_t *this, u_int32_t reqid,
|
||||
traffic_selector_t *src_ts, traffic_selector_t *dst_ts);
|
||||
|
||||
/**
|
||||
* Hook called if an exire event for an IPsec SA is received.
|
||||
*
|
||||
* @param reqid reqid of the expired SA
|
||||
* @param protocol protocol of the expired SA
|
||||
* @param spi spi of the expired SA
|
||||
* @param hard TRUE if it is a hard expire, FALSE otherwise
|
||||
* @return TRUE to remain registered, FALSE to unregister
|
||||
*/
|
||||
bool (*expire)(kernel_listener_t *this, u_int32_t reqid,
|
||||
protocol_id_t protocol, u_int32_t spi, bool hard);
|
||||
|
||||
/**
|
||||
* Hook called if the NAT mappings of an IPsec SA changed.
|
||||
*
|
||||
* @param reqid reqid of the SA
|
||||
* @param spi spi of the SA
|
||||
* @param remote new remote host
|
||||
* @return TRUE to remain registered, FALSE to unregister
|
||||
*/
|
||||
bool (*mapping)(kernel_listener_t *this, u_int32_t reqid, u_int32_t spi,
|
||||
host_t *remote);
|
||||
|
||||
/**
|
||||
* Hook called if a migrate event for a policy is received.
|
||||
*
|
||||
* @param reqid reqid of the policy
|
||||
* @param src_ts source traffic selector
|
||||
* @param dst_ts destination traffic selector
|
||||
* @param direction direction of the policy (in|out)
|
||||
* @param local local host address to be used in the IKE_SA
|
||||
* @param remote remote host address to be used in the IKE_SA
|
||||
* @return TRUE to remain registered, FALSE to unregister
|
||||
*/
|
||||
bool (*migrate)(kernel_listener_t *this, u_int32_t reqid,
|
||||
traffic_selector_t *src_ts, traffic_selector_t *dst_ts,
|
||||
policy_dir_t direction, host_t *local, host_t *remote);
|
||||
|
||||
/**
|
||||
* Hook called if changes in the networking layer occured (interfaces
|
||||
* up/down, routes added/deleted etc.).
|
||||
*
|
||||
* @param address TRUE if address list, FALSE if routing changed
|
||||
* @return TRUE to remain registered, FALSE to unregister
|
||||
*/
|
||||
bool (*roam)(kernel_listener_t *this, bool address);
|
||||
};
|
||||
|
||||
#endif /** KERNEL_LISTENER_H_ @}*/
|
Loading…
Reference in New Issue