1 //******************************************************************
3 // Copyright 2014 Intel Mobile Communications GmbH All Rights Reserved.
5 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
7 // Licensed under the Apache License, Version 2.0 (the "License");
8 // you may not use this file except in compliance with the License.
9 // You may obtain a copy of the License at
11 // http://www.apache.org/licenses/LICENSE-2.0
13 // Unless required by applicable law or agreed to in writing, software
14 // distributed under the License is distributed on an "AS IS" BASIS,
15 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 // See the License for the specific language governing permissions and
17 // limitations under the License.
19 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
22 //-----------------------------------------------------------------------------
23 // Internal include file used by lower layers of the OC stack
24 //-----------------------------------------------------------------------------
25 #ifndef OCSTACKINTERNAL_H_
26 #define OCSTACKINTERNAL_H_
28 //-----------------------------------------------------------------------------
30 //-----------------------------------------------------------------------------
33 #include "ocstackconfig.h"
34 #include "occlientcb.h"
39 #include "cainterface.h"
46 //-----------------------------------------------------------------------------
48 //-----------------------------------------------------------------------------
49 extern OCDeviceEntityHandler defaultDeviceHandler;
50 extern void* defaultDeviceHandlerCallbackParameter;
52 //-----------------------------------------------------------------------------
54 //-----------------------------------------------------------------------------
55 #define OC_COAP_SCHEME "coap://"
56 #define OC_OFFSET_SEQUENCE_NUMBER (4) // the first outgoing sequence number will be 5
59 * This structure will be created in occoap and passed up the stack on the server side.
63 // Observe option field
64 uint32_t observationOption;
65 // the REST method retrieved from received request PDU
67 // resourceUrl will be filled in occoap using the path options in received request PDU
68 char resourceUrl[MAX_URI_LENGTH];
69 // resource query send by client
70 char query[MAX_QUERY_LENGTH];
71 // reqJSON is retrieved from the payload of the received request PDU
72 char reqJSONPayload[MAX_REQUEST_LENGTH];
73 // qos is indicating if the request is CON or NON
74 OCQualityOfService qos;
75 // An array of the received vendor specific header options
76 uint8_t numRcvdVendorSpecificHeaderOptions;
77 OCHeaderOption rcvdVendorSpecificHeaderOptions[MAX_HEADER_OPTIONS];
79 /** Remote Endpoint address **/
80 //////////////////////////////////////////////////////////
81 // TODO: bundle this up as endpoint
82 CAAddress_t addressInfo;
83 /** Connectivity of the endpoint**/
84 CATransportType_t connectivityType;
86 //token for the observe request
87 CAToken_t requestToken;
88 uint8_t tokenLength; //token length
91 uint8_t delayedResNeeded;
93 //////////////////////////////////////////////////////////
94 uint8_t reqMorePacket;
95 uint32_t reqPacketNum;
96 uint16_t reqPacketSize;
97 uint32_t resPacketNum;
98 uint16_t resPacketSize;
100 } OCServerProtocolRequest;
103 * This structure will be created in occoap and passed up the stack on the client side.
107 // handle is retrieved by comparing the token-handle pair in the PDU.
109 // This is how long this response is valid for (in seconds).
111 // This is the Uri of the resource. (ex. "coap://192.168.1.1/a/led")
113 // This is the relative Uri of the resource. (ex. "/a/led")
115 // This is the received payload.
118 // This is the token received OTA.
121 // this structure will be passed to client
122 OCClientResponse * clientResponse;
126 * This typedef is to represent our Server Instance identification.
128 typedef uint8_t ServerID[16];
130 //-----------------------------------------------------------------------------
131 // Internal function prototypes
132 //-----------------------------------------------------------------------------
135 OCStackResult OCStackFeedBack(CAToken_t token, uint8_t tokenLength, uint8_t status);
137 OCStackResult HandleStackRequests(OCServerProtocolRequest * protocolRequest);
139 OCStackResult SendDirectStackResponse(const CARemoteEndpoint_t* endPoint, const uint16_t coapID,
140 const CAResponseResult_t responseResult, const CAMessageType_t type,
141 const uint8_t numOptions, const CAHeaderOption_t *options,
142 CAToken_t token, uint8_t tokenLength);
146 * The OCPresenceTrigger enum delineates the three spec-compliant modes for
147 * "Trigger." These enum values are then mapped to JSON strings
148 * "create", "change", "delete", respectively, before getting encoded into
151 * @enum OC_PRESENCE_TRIGGER_CREATE The creation of a resource is associated with
152 * this invocation of @ref SendPresenceNotification.
153 * @enum OC_PRESENCE_TRIGGER_CHANGE The change/update of a resource is associated
154 * this invocation of @ref SendPresenceNotification.
155 * @enum OC_PRESENCE_TRIGGER_DELETE The deletion of a resource is associated with
156 * this invocation of @ref SendPresenceNotification.
161 OC_PRESENCE_TRIGGER_CREATE = 0,
162 OC_PRESENCE_TRIGGER_CHANGE = 1,
163 OC_PRESENCE_TRIGGER_DELETE = 2
167 * Notify Presence subscribers that a resource has been modified.
169 * @param resourceType Handle to the resourceType linked list of resource
171 * @param trigger The simplified reason this API was invoked. Valid values are
172 * @ref OC_PRESENCE_TRIGGER_CREATE, @ref OC_PRESENCE_TRIGGER_CHANGE,
173 * @ref OC_PRESENCE_TRIGGER_DELETE.
174 * @return ::OC_STACK_OK on success, some other value upon failure.
176 OCStackResult SendPresenceNotification(OCResourceType *resourceType,
177 OCPresenceTrigger trigger);
180 * Send Stop Notification to Presence subscribers.
182 * @return ::OC_STACK_OK on success, some other value upon failure.
184 OCStackResult SendStopNotification();
185 #endif // WITH_PRESENCE
186 bool ParseIPv4Address(char * ipAddrStr, uint8_t * ipAddr, uint16_t * port);
189 * Bind a resource interface to a resource.
191 * @param resource Target resource.
192 * @param resourceInterfaceName Resource interface.
193 * @return ::OC_STACK_OK on success, some other value upon failure.
195 OCStackResult BindResourceInterfaceToResource(OCResource* resource,
196 const char *resourceInterfaceName);
198 * Bind a resourcetype to a resource.
200 * @param resource Target resource.
201 * @param resourceTypeName Name of resource type.
202 * @return ::OC_STACK_OK on success, some other value upon failure.
204 OCStackResult BindResourceTypeToResource(OCResource* resource,
205 const char *resourceTypeName);
207 // Converts a CAResult_t type to a OCStackResult type.
209 * Converts a CAResult_t type to a OCStackResult type.
211 * @param caResult CAResult_t value to convert
212 * @return OCStackResult that was converted from the input CAResult_t value.
214 OCStackResult CAResultToOCResult(CAResult_t caResult);
217 * Get a byte representation of the server instance ID.
218 * The memory is managed internal to this function, so freeing it externally will
219 * result in a runtime error
221 * Note: This will NOT seed the RNG, so it must be called after the RNG is seeded.
222 * This is done automatically during the OCInit process,
223 * so ensure that this call is done after that.
225 * @return A uint8_t representation the server instance ID.
227 const uint8_t* OCGetServerInstanceID(void);
230 * Get a string representation the server instance ID.
231 * The memory is managed internal to this function, so freeing externally will result
233 * Note: This will NOT seed the RNG, so it must be called after the RNG is seeded.
234 * This is done automatically during the OCInit process,
235 * so ensure that this call is done after that.
237 * @return A string representation the server instance ID.
239 const char* OCGetServerInstanceIDString(void);
242 * Map OCQualityOfService to CAMessageType.
244 * @param qos Input qos.
245 * @return CA message type for a given qos.
247 CAMessageType_t qualityOfServiceToMessageType(OCQualityOfService qos);
251 * Enable/disable a resource property.
253 * @param inputProperty Pointer to resource property.
254 * @param resourceProperties Property to be enabled/disabled.
255 * @param enable 0:disable, 1:enable.
257 * @return OCStackResult that was converted from the input CAResult_t value.
259 //TODO: should the following function be public?
260 OCStackResult OCChangeResourceProperty(OCResourceProperty * inputProperty,
261 OCResourceProperty resourceProperties, uint8_t enable);
264 const char *convertTriggerEnumToString(OCPresenceTrigger trigger);
266 OCPresenceTrigger convertTriggerStringToEnum(const char * triggerStr);
270 #endif // __cplusplus
272 #endif /* OCSTACKINTERNAL_H_ */