7 /* Implementation of the VMCI Resource Access Control API. */
20 static void	vmci_resource_do_remove(struct vmci_resource *resource);
24 /* Public Resource Access Control API. */
31  *     Initializes the VMCI Resource Access Control API. Creates a hashtable to
54 		VMCI_LOG_WARNING((LGPFX"Failed creating a resource hash table "  in vmci_resource_init()
95  *      Return resource ID. The first VMCI_RESERVED_RESOURCE_ID_MAX are reserved
99  *      VMCI resource id on success, VMCI_INVALID_ID on failure.
119 	 * Generate a unique resource ID. Keep on trying until we wrap around  in vmci_resource_get_id()
151  *     Add resource to hashtable.
163 vmci_resource_add(struct vmci_resource *resource,  in vmci_resource_add()  argument
169 	ASSERT(resource);  in vmci_resource_add()
172 		VMCI_LOG_DEBUG(LGPFX"Invalid argument resource "  in vmci_resource_add()
174 		    resource_handle.resource);  in vmci_resource_add()
178 	vmci_hashtable_init_entry(&resource->hash_entry, resource_handle);  in vmci_resource_add()
179 	resource->type = resource_type;  in vmci_resource_add()
180 	resource->container_free_cb = container_free_cb;  in vmci_resource_add()
181 	resource->container_object = container_object;  in vmci_resource_add()
183 	/* Add resource to hashtable. */  in vmci_resource_add()
185 	    &resource->hash_entry);  in vmci_resource_add()
200  *     Remove resource from hashtable.
215 	struct vmci_resource *resource;  in vmci_resource_remove()  local
217 	resource = vmci_resource_get(resource_handle, resource_type);  in vmci_resource_remove()
218 	if (resource == NULL)  in vmci_resource_remove()
221 	/* Remove resource from hashtable. */  in vmci_resource_remove()
222 	vmci_hashtable_remove_entry(resource_table, &resource->hash_entry);  in vmci_resource_remove()
224 	vmci_resource_release(resource);  in vmci_resource_remove()
225 	/* resource could be freed by now. */  in vmci_resource_remove()
233  *     Get resource from hashtable.
236  *     Resource if successful. Otherwise NULL.
249 	struct vmci_resource *resource;  in vmci_resource_get()  local
254 	resource = RESOURCE_CONTAINER(entry, struct vmci_resource, hash_entry);  in vmci_resource_get()
256 		resource->type == resource_type) {  in vmci_resource_get()
257 		return (resource);  in vmci_resource_get()
268  *     Hold the given resource. This will hold the hashtable entry. This is like
269  *     doing a Get() but without having to lookup the resource by handle.
281 vmci_resource_hold(struct vmci_resource *resource)  in vmci_resource_hold()  argument
284 	ASSERT(resource);  in vmci_resource_hold()
285 	vmci_hashtable_hold_entry(resource_table, &resource->hash_entry);  in vmci_resource_hold()
293  *     Deallocates data structures associated with the given resource and
294  *     invoke any call back registered for the resource.
300  *     May deallocate memory and invoke a callback for the removed resource.
306 vmci_resource_do_remove(struct vmci_resource *resource)  in vmci_resource_do_remove()  argument
309 	ASSERT(resource);  in vmci_resource_do_remove()
311 	if (resource->container_free_cb) {  in vmci_resource_do_remove()
312 		resource->container_free_cb(resource->container_object);  in vmci_resource_do_remove()
313 		/* Resource has been freed don't dereference it. */  in vmci_resource_do_remove()
326  *     Resource's containerFreeCB will get called if last reference.
332 vmci_resource_release(struct vmci_resource *resource)  in vmci_resource_release()  argument
336 	ASSERT(resource);  in vmci_resource_release()
339 	    &resource->hash_entry);  in vmci_resource_release()
341 		vmci_resource_do_remove(resource);  in vmci_resource_release()
355  *     Get the handle for the given resource.
358  *     The resource's associated handle.
367 vmci_resource_handle(struct vmci_resource *resource)  in vmci_resource_handle()  argument
370 	ASSERT(resource);  in vmci_resource_handle()
371 	return (resource->hash_entry.handle);  in vmci_resource_handle()