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kernel: Add an event kernel interfaces can raise if they create/destroy a TUN device

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This commit is contained in:
Tobias Brunner
2013-06-21 17:03:21 +02:00
parent 0d2ad63fe2
commit 4868d1c3bc
3 changed files with 43 additions and 5 deletions
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src/libhydra/kernel/kernel_interface.c
+21 -1
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@@ -1,5 +1,5 @@
/*
* Copyright (C) 2008-2012 Tobias Brunner
* Copyright (C) 2008-2013 Tobias Brunner
* Hochschule fuer Technik Rapperswil
* Copyright (C) 2010 Martin Willi
* Copyright (C) 2010 revosec AG
@@ -644,6 +644,25 @@ METHOD(kernel_interface_t, roam, void,
this->mutex->unlock(this->mutex);
}
METHOD(kernel_interface_t, tun, void,
private_kernel_interface_t *this, tun_device_t *tun, bool created)
{
kernel_listener_t *listener;
enumerator_t *enumerator;
this->mutex->lock(this->mutex);
enumerator = this->listeners->create_enumerator(this->listeners);
while (enumerator->enumerate(enumerator, &listener))
{
if (listener->tun &&
!listener->tun(listener, tun, created))
{
this->listeners->remove_at(this->listeners, enumerator);
}
}
enumerator->destroy(enumerator);
this->mutex->unlock(this->mutex);
}
METHOD(kernel_interface_t, register_algorithm, void,
private_kernel_interface_t *this, u_int16_t alg_id, transform_type_t type,
u_int16_t kernel_id, char *kernel_name)
@@ -764,6 +783,7 @@ kernel_interface_t *kernel_interface_create()
.mapping = _mapping,
.migrate = _migrate,
.roam = _roam,
.tun = _tun,
.destroy = _destroy,
},
.mutex = mutex_create(MUTEX_TYPE_DEFAULT),