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21 /// @file OCPlatform.h
23 /// @brief This file contains the declaration of classes and its members related to
26 #ifndef __OCPLATFORM_H
27 #define __OCPLATFORM_H
29 #include <OCPlatform_impl.h>
33 * @brief: This namespace contains the main entrance/functionality of the product.
34 * It may be used with OC::OCPlatform::functionName. To set a custom configuration,
35 * the implementer must make a call to OCPlatform::Configure before the first usage
36 * of a function in this namespace.
41 * API for overwriting the default configuration of the OCPlatform object.
42 * Note: Any calls made to this AFTER the first call to OCPlatform::Instance
45 void Configure(const PlatformConfig& config);
47 // typedef for handle to cancel presence info with
48 typedef OCDoHandle OCPresenceHandle;
51 * API for notifying base that resource's attributes have changed.
53 * @param OCResourceHandle resource handle of the resource
54 * @param QualityOfService the quality of communication
56 * @return OCStackResult return value of this API. Returns OC_STACK_OK if success.
57 * NOTE: This API is for server side only.
58 * NOTE: OCResourceHandle is defined in ocstack.h.
59 * NOTE: OCStackResult is defined in ocstack.h.
61 OCStackResult notifyAllObservers(OCResourceHandle resourceHandle);
62 OCStackResult notifyAllObservers(OCResourceHandle resourceHandle, QualityOfService QoS);
65 * API for notifying only specific clients that resource's attributes have changed.
67 * @param OCResourceHandle resource handle of the resource
68 * @param observationIds std vector of observationIds. These set of ids are ones which
69 * which will be notified upon resource change.
70 * @param responsePtr OCResourceResponse pointer used by app to fill the response for this
72 * @param QualityOfService the quality of communication
74 * @return OCStackResult return value of this API. Returns OC_STACK_OK if success.
76 * NOTE: This API is for server side only.
77 * NOTE: OCResourceHandle is defined in ocstack.h.
78 * NOTE: OCStackResult is defined in ocstack.h.
80 OCStackResult notifyListOfObservers(
81 OCResourceHandle resourceHandle,
82 ObservationIds& observationIds,
83 const std::shared_ptr<OCResourceResponse> responsePtr);
84 OCStackResult notifyListOfObservers(
85 OCResourceHandle resourceHandle,
86 ObservationIds& observationIds,
87 const std::shared_ptr<OCResourceResponse> responsePtr,
88 QualityOfService QoS);
91 * API for Service and Resource Discovery.
92 * NOTE: This API applies to client side only.
94 * @param host - Host IP Address of a service to direct resource discovery query. If null or
95 * empty, performs multicast resource discovery query
96 * @param resourceURI - name of the resource. If null or empty, performs search for all
98 * @param connectivityType - @ref OCConnectivityType type of connectivity indicating the
99 * interface. Example: OC_WIFI, OC_ETHERNET, OC_ALL
100 * @param handler - Handles callbacks, success states and failure states.
102 * Four modes of discovery defined as follows:
103 * (NULL/Empty, NULL/Empty) - Performs ALL service discovery AND ALL resource
105 * (NULL/Empty, Not Empty) - Performs query for a filtered/scoped/particular
106 * resource(s) from ALL services.
107 * (Not Empty, NULL/Empty) - Performs ALL resource discovery on a particular service.
108 * (Not Empty, Not Empty) - Performs query for a filtered/scoped/particular
110 * from a particular service.
111 * @param QualityOfService the quality of communication
113 * @return OCStackResult return value of this API. Returns OC_STACK_OK if success.
114 * NOTE: First parameter 'host' currently represents an IP address. This will change in
115 * future and will refer to endpoint interface so that we can refer to other transports such
117 * NOTE: OCStackResult is defined in ocstack.h.
119 OCStackResult findResource(const std::string& host, const std::string& resourceURI,
120 OCConnectivityType connectivityType, FindCallback resourceHandler);
121 OCStackResult findResource(const std::string& host, const std::string& resourceURI,
122 OCConnectivityType connectivityType, FindCallback resourceHandler,
123 QualityOfService QoS);
126 * API for Device Discovery
129 * @param host - Host IP Address. If null or empty, Multicast is performed.
130 * @param deviceURI - Uri containing address to the virtual device in C Stack
132 * @param connectivityType - @ref OCConnectivityType type of connectivity indicating the
133 * interface. Example: OC_WIFI, OC_ETHERNET, OC_ALL
134 * @param deviceInfoHandler - device discovery callback
135 * @param QoS the quality of communication
138 OCStackResult getDeviceInfo(const std::string& host, const std::string& deviceURI,
139 OCConnectivityType connectivityType, FindDeviceCallback deviceInfoHandler);
140 OCStackResult getDeviceInfo(const std::string& host, const std::string& deviceURI,
141 OCConnectivityType connectivityType, FindDeviceCallback deviceInfoHandler,
142 QualityOfService QoS);
145 * This API registers a resource with the server
146 * NOTE: This API applies to server side only.
148 * @param resourceHandle - Upon successful registration, resourceHandle will be filled
149 * @param resourceURI - The URI of the resource. Example: "a/light". See NOTE below
150 * @param resourceTypeName - The resource type. Example: "light"
151 * @param resourceInterface - The resource interface (whether it is collection etc).
152 * @param entityHandler - entity handler callback.
153 * @param resourceProperty - indicates the property of the resource. Defined in ocstack.h.
154 * setting resourceProperty as OC_DISCOVERABLE will allow Discovery of this resource
155 * setting resourceProperty as OC_OBSERVABLE will allow observation
156 * settings resourceProperty as OC_DISCOVERABLE | OC_OBSERVABLE will allow both discovery and
159 * @return OCStackResult return value of this API. Returns OC_STACK_OK if success.
160 * NOTE: "a/light" is a relative URI.
161 * Above relative URI will be prepended (by core) with a host IP + namespace "oc"
162 * Therefore, fully qualified URI format would be //HostIP-Address/namespace/relativeURI"
163 * Example, a relative URI: 'a/light' will result in a fully qualified URI:
164 * //192.168.1.1/oc/a/light"
165 * First parameter can take a relative URI and core will take care of preparing the fully
167 * first paramter can take fully qualified URI and core will take that as is for further
169 * NOTE: OCStackResult is defined in ocstack.h.
171 OCStackResult registerResource(OCResourceHandle& resourceHandle,
172 std::string& resourceURI,
173 const std::string& resourceTypeName,
174 const std::string& resourceInterface,
175 EntityHandler entityHandler,
176 uint8_t resourceProperty);
179 * This API registers a resource with the server
180 * NOTE: This API applies to server & client side.
182 * @param resourceHandle - Upon successful registration, resourceHandle will be filled
183 * @param OCResource - The instance of OCResource that all data filled.
185 * @return OCStackResult return value of this API. Returns OC_STACK_OK if success.
187 OCStackResult registerResource(OCResourceHandle& resourceHandle,
188 const std::shared_ptr< OCResource > resource);
191 * Register Device Info
193 * @param deviceInfo - structure containing all the device specific information
196 * OC_STACK_OK - no errors
197 * OC_STACK_ERROR - stack process error
199 OCStackResult registerDeviceInfo(const OCDeviceInfo deviceInfo);
202 * Set default device entity handler
204 * @param entityHandler - entity handler to handle requests for
205 * any undefined resources or default actions.
206 * if NULL is passed it removes the device default entity handler.
209 * OC_STACK_OK - no errors
210 * OC_STACK_ERROR - stack process error
212 OCStackResult setDefaultDeviceEntityHandler(EntityHandler entityHandler);
215 * This API unregisters a resource with the server
216 * NOTE: This API applies to server side only.
218 * @param resourceHandle - This is the resource handle which we which to unregister from the
221 * @return OCStackResult return value of this API. Returns OC_STACK_OK if success.
222 * NOTE: OCStackResult is defined in ocstack.h.
224 OCStackResult unregisterResource(const OCResourceHandle& resourceHandle);
227 * Add a resource to a collection resource.
229 * @param collectionHandle - handle to the collection resource
230 * @param addedResourceHandle - handle to resource to be added to the collection resource
232 * @return OCStackResult return value of this API. Returns OC_STACK_OK if success.<br>
233 * NOTE: OCStackResult is defined in ocstack.h. <br>
234 * NOTE: bindResource must be used only after the both collection resource and
235 * resource to add under a collections are created and respective handles obtained<br>
236 * <b>Example:</b> <br>
237 * Step 1: registerResource(homeResourceHandle, "a/home", "home", Link_Interface,
238 * entityHandler, OC_DISCOVERABLE | OC_OBSERVABLE);<br>
239 * Step 2: registerResource(kitchenResourceHandle, "a/kitchen", "kitchen", Link_Interface,
240 * entityHandler, OC_DISCOVERABLE | OC_OBSERVABLE);<br>
241 * Step 3: bindResource(homeResourceHandle, kitchenResourceHandle);<br>
242 * At the end of Step 3, resource "a/home" will contain a reference to "a/kitchen".<br>
244 OCStackResult bindResource(const OCResourceHandle collectionHandle,
245 const OCResourceHandle resourceHandle);
248 * Add multiple resources to a collection resource.
250 * @param collectionHandle - handle to the collection resource
251 * @param addedResourceHandleList reference to list of resource handles to be added to the
252 * collection resource
254 * @return OCStackResult return value of this API. Returns OC_STACK_OK if success. <br>
255 * NOTE: OCStackResult is defined in ocstack.h. <br>
256 * NOTE: bindResources must be used only after the both collection resource and
257 * list of resources to add under a collection are created and respective handles
259 * <b> Example: </b> <br>
260 * Step 1: registerResource(homeResourceHandle, "a/home", "home", Link_Interface,
261 * homeEntityHandler, OC_DISCOVERABLE | OC_OBSERVABLE);<br>
262 * Step 2: registerResource(kitchenResourceHandle, "a/kitchen", "kitchen", Link_Interface,
263 * kitchenEntityHandler, OC_DISCOVERABLE | OC_OBSERVABLE);<br>
264 * Step 3: registerResource(roomResourceHandle, "a/room", "room", Link_Interface,
265 * roomEntityHandler, OC_DISCOVERABLE | OC_OBSERVABLE);<br>
266 * Step 4: std::vector<OCResourceHandle> rList; rList.push_back(kitchenResourceHandle);
267 * rList.push_back(roomResourceHandle);<br>
268 * Step 5: bindResource(homeResourceHandle, rList);<br>
269 * At the end of Step 5, resource "a/home" will contain a references to "a/kitchen" and
272 OCStackResult bindResources(const OCResourceHandle collectionHandle,
273 const std::vector<OCResourceHandle>& addedResourceHandleList);
276 * Unbind a resource from a collection resource.
278 * @param collectionHandle - handle to the collection resource
279 * @param resourceHandle resource handle to be unbound from the collection resource
281 * @return OCStackResult return value of this API. Returns OC_STACK_OK if success. <br>
282 * NOTE: OCStackResult is defined in ocstack.h.<br>
283 * NOTE: unbindResource must be used only after the both collection resource and
284 * resource to unbind from a collection are created and respective handles obtained<br>
285 * <b> Example </b> <br>
286 * Step 1: registerResource(homeResourceHandle, "a/home", "home", Link_Interface,
287 * entityHandler, OC_DISCOVERABLE | OC_OBSERVABLE);<br>
288 * Step 2: registerResource(kitchenResourceHandle, "a/kitchen", "kitchen", Link_Interface,
289 * entityHandler, OC_DISCOVERABLE | OC_OBSERVABLE);<br>
290 * Step 3: bindResource(homeResourceHandle, kitchenResourceHandle);<br>
291 * Step 4: unbindResource(homeResourceHandle, kitchenResourceHandle);<br>
292 * At the end of Step 4, resource "a/home" will no longer reference "a/kitchen". <br>
294 OCStackResult unbindResource(const OCResourceHandle collectionHandle,
295 const OCResourceHandle resourceHandle);
298 * Unbind resources from a collection resource.
300 * @param collectionHandle - handle to the collection resource
301 * @param resourceHandleList List of resource handles to be unbound from the collection
304 * @return OCStackResult return value of this API. Returns OC_STACK_OK if success. <br>
306 * NOTE: OCStackResult is defined in ocstack.h.<br>
307 * NOTE: unbindResources must be used only after the both collection resource and
308 * list of resources resource to unbind from a collection are created and respective handles
310 * <b>Example</b> <br>
311 * Step 1: registerResource(homeResourceHandle, "a/home", "home", Link_Interface,
312 * homeEntityHandler, OC_DISCOVERABLE | OC_OBSERVABLE);<br>
313 * Step 2: registerResource(kitchenResourceHandle, "a/kitchen", "kitchen", Link_Interface,
314 * kitchenEntityHandler, OC_DISCOVERABLE | OC_OBSERVABLE);<br>
315 * Step 3: registerResource(roomResourceHandle, "a/room", "room", Link_Interface,
316 * roomEntityHandler, OC_DISCOVERABLE | OC_OBSERVABLE);<br>
317 * Step 4: std::vector<OCResourceHandle> rList; rList.push_back(kitchenResourceHandle);
318 * rList.push_back(roomResourceHandle);<br>
319 * Step 5: bindResource(homeResourceHandle, rList);<br>
320 * Step 6: unbindResources(homeResourceHandle, rList);<br>
321 * At the end of Step 6, resource "a/home" will no longer reference to "a/kitchen" and
324 OCStackResult unbindResources(const OCResourceHandle collectionHandle,
325 const std::vector<OCResourceHandle>& resourceHandleList);
328 * Binds a type to a particular resource
329 * @param resourceHandle - handle to the resource
330 * @param resourceTypeName - new typename to bind to the resource
332 * @return OCStackResult - return value of the API. Returns OCSTACK_OK if success <br>
334 OCStackResult bindTypeToResource(const OCResourceHandle& resourceHandle,
335 const std::string& resourceTypeName);
338 * Binds an interface to a particular resource
339 * @param resourceHandle - handle to the resource
340 * @param resourceTypeName - new interface to bind to the resource
342 * @return OCStackResult - return value of the API. Returns OCSTACK_OK if success <br>
344 OCStackResult bindInterfaceToResource(const OCResourceHandle& resourceHandle,
345 const std::string& resourceInterfaceName);
349 * Start Presence announcements.
351 * @param ttl - time to live
352 * @return OCStackResult - Returns OCSTACK_OK if success <br>
354 * Server can call this function when it comes online for the
355 * first time, or when it comes back online from offline mode,
356 * or when it re enters network.
359 OCStackResult startPresence(const unsigned int ttl);
362 * Stop Presence announcements.
364 * @return OCStackResult - Returns OCSTACK_OK if success <br>
366 * Server can call this function when it is terminating,
367 * going offline, or when going away from network.
370 OCStackResult stopPresence();
373 * subscribes to a server's presence change events. By making this subscription,
374 * every time a server adds/removes/alters a resource, starts or is intentionally
375 * stopped (potentially more to be added later).
377 * @param presenceHandle - a handle object that can be used to identify this subscription
378 * request. It can be used to unsubscribe from these events in the future.
379 * It will be set upon successful return of this method.
380 * @param host - The IP address/addressable name of the server to subscribe to.
381 * @param connectivityType - @ref OCConnectivityType type of connectivity indicating the
382 * interface. Example: OC_WIFI, OC_ETHERNET, OC_ALL
383 * @param resourceType - a resource type specified as a filter for subscription callbacks.
384 * @param presenceHandler - callback function that will receive notifications/subscription
387 * @return OCStackResult - return value of the API. Returns OCSTACK_OK if success <br>
389 OCStackResult subscribePresence(OCPresenceHandle& presenceHandle, const std::string& host,
390 OCConnectivityType connectivityType, SubscribeCallback presenceHandler);
391 OCStackResult subscribePresence(OCPresenceHandle& presenceHandle, const std::string& host,
392 const std::string& resourceType, OCConnectivityType connectivityType,
393 SubscribeCallback presenceHandler);
396 * unsubscribes from a previously subscribed server's presence events. Note that
397 * you may for a short time still receive events from the server since it may take time
398 * for the unsubscribe to take effect.
400 * @param presenceHandle - the handle object provided by the subscribePresence call that
401 * identifies this subscription.
403 * @return OCStackResult - return value of the API. Returns OCSTACK_OK if success <br>
405 OCStackResult unsubscribePresence(OCPresenceHandle presenceHandle);
408 * Creates a resource proxy object so that get/put/observe functionality
409 * can be used without discovering the object in advance. Note that the
410 * consumer of this method needs to provide all of the details required to
411 * correctly contact and observe the object. If the consumer lacks any of
412 * this information, they should discover the resource object normally.
413 * Additionally, you can only create this object if OCPlatform was initialized
414 * to be a Client or Client/Server. Otherwise, this will return an empty
417 * @param host - a string containing a resolvable host address of the server
418 * holding the resource. Currently this should be in the format
419 * coap://address:port, though in the future, we expect this to
420 * change to //address:port
422 * @param uri - the rest of the resource's URI that will permit messages to be
423 * properly routed. Example: /a/light
425 * @param connectivityType - @ref OCConnectivityType type of connectivity indicating the
426 * interface. Example: OC_WIFI, OC_ETHERNET, OC_ALL
428 * @param isObservable - a boolean containing whether the resource supports observation
430 * @param resourceTypes - a collection of resource types implemented by the resource
432 * @param interfaces - a collection of interfaces that the resource supports/implements
433 * @return OCResource::Ptr - a shared pointer to the new resource object
435 OCResource::Ptr constructResourceObject(const std::string& host, const std::string& uri,
436 OCConnectivityType connectivityType, bool isObservable,
437 const std::vector<std::string>& resourceTypes,
438 const std::vector<std::string>& interfaces);
441 * Allows application entity handler to send response to an incoming request.
443 * @param pResponse - OCResourceResponse pointer that will permit to set values related
444 * to resource response. <br>
445 * @return OCStackResult - return value of the API. Returns OCSTACK_OK if success <br>
447 OCStackResult sendResponse(const std::shared_ptr<OCResourceResponse> pResponse);
451 #endif //__OCPLATFORM_H