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Give plugins more control of which configuration attributes to request, and pass received attributes back to the requesting handler

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This commit is contained in:
Martin Willi
2009-11-17 14:51:50 +01:00
parent e6cf060275
commit b5a2055fb1
16 changed files with 503 additions and 302 deletions
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src/charon/plugins/resolve/resolve_handler.c
+54
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@@ -163,6 +163,59 @@ static void release(private_resolve_handler_t *this, identification_t *server,
this->mutex->unlock(this->mutex);
}
/**
* Attribute enumerator implementation
*/
typedef struct {
/** implements enumerator_t interface */
enumerator_t public;
/** virtual IP we are requesting */
host_t *vip;
} attribute_enumerator_t;
/**
* Implementation of create_attribute_enumerator().enumerate()
*/
static bool attribute_enumerate(attribute_enumerator_t *this,
configuration_attribute_type_t *type, chunk_t *data)
{
switch (this->vip->get_family(this->vip))
{
case AF_INET:
*type = INTERNAL_IP4_DNS;
break;
case AF_INET6:
*type = INTERNAL_IP6_DNS;
break;
default:
return FALSE;
}
*data = chunk_empty;
/* enumerate only once */
this->public.enumerate = (void*)return_false;
return TRUE;
}
/**
* Implementation of attribute_handler_t.create_attribute_enumerator
*/
static enumerator_t* create_attribute_enumerator(private_resolve_handler_t *this,
identification_t *server, host_t *vip)
{
if (vip)
{
attribute_enumerator_t *enumerator;
enumerator = malloc_thing(attribute_enumerator_t);
enumerator->public.enumerate = (void*)attribute_enumerate;
enumerator->public.destroy = (void*)free;
enumerator->vip = vip;
return &enumerator->public;
}
return enumerator_create_empty();
}
/**
* Implementation of resolve_handler_t.destroy.
*/
@@ -181,6 +234,7 @@ resolve_handler_t *resolve_handler_create()
this->public.handler.handle = (bool(*)(attribute_handler_t*, identification_t*, configuration_attribute_type_t, chunk_t))handle;
this->public.handler.release = (void(*)(attribute_handler_t*, identification_t*, configuration_attribute_type_t, chunk_t))release;
this->public.handler.create_attribute_enumerator = (enumerator_t*(*)(attribute_handler_t*, identification_t *server, host_t *vip))create_attribute_enumerator;
this->public.destroy = (void(*)(resolve_handler_t*))destroy;
this->mutex = mutex_create(MUTEX_TYPE_DEFAULT);