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 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
27 #include <ocresource.h>
30 typedef struct OCPresence {
31 // This is the TTL associated with presence
37 typedef struct OCMulticastNode {
40 struct OCMulticastNode * next;
43 extern OCMulticastNode * mcPresenceNodes;
45 typedef struct ClientCB {
46 // callback method defined in application address space
47 OCClientResponseHandler callBack;
48 // callback context data
50 // callback method to delete context data
51 OCClientContextDeleter deleteCallback;
52 // when a response is recvd with this token, above callback will be invoked
54 // Invocation handle tied to original call to OCDoResource()
56 // This is used to determine if all responses should be consumed or not.
57 // (For now, only pertains to OC_REST_OBSERVE_ALL Vs. OC_REST_OBSERVE functionality)
59 // This is the sequence identifier the server applies to the invocation tied to 'handle'.
60 uint32_t sequenceNumber;
61 // This is the request uri associated with the call back
62 unsigned char * requestUri;
63 // Struct to hold TTL info for presence
65 OCPresence * presence;
66 OCResourceType * filterResourceType;
68 // next node in this list
69 struct ClientCB *next;
72 extern struct ClientCB *cbList;
74 //-- AddClientCB -----------------------------------------------------------
77 * This method is used to add a client callback method in cbList.
79 * @param[out] clientCB
80 * The resulting node from making this call. Null if out of memory.
82 * address to client callback function.
84 * identifier for OTA CoAP comms.
86 * Masked in the public API as an 'invocation handle' - Used for callback management.
87 * @param[in] requestUri
88 * the resource uri of the request.
89 * @param[in] resourceType
90 * the resourceType associated with a presence request.
92 * @brief If the handle you're looking for does not exist, the stack will reply with a RST message.
94 * @retval OC_STACK_OK for Success, otherwise some error value
96 //------------------------------------------------------------------------
98 AddClientCB (ClientCB** clientCB, OCCallbackData* cbData,
99 CAToken_t * token, OCDoHandle *handle, OCMethod method,
100 unsigned char * requestUri, unsigned char * resourceTypeName);
102 //-- DeleteClientCB -----------------------------------------------------------
105 * This method is used to remove a callback node from cbList.
108 * address to client callback node.
110 //------------------------------------------------------------------------
111 void DeleteClientCB(ClientCB *cbNode);
114 //-- GetClientCB ---------------------------------------------------------
117 * This method is used to search a cb node in cbList.
120 * token to search for.
122 * handle to search for.
123 * @param[in] requestUri
126 * @brief You can search by token OR by handle. Not both.
128 * @retval address of the node if found, otherwise NULL
130 //------------------------------------------------------------------------
131 ClientCB* GetClientCB(const CAToken_t * token, OCDoHandle handle, const unsigned char * requestUri);
134 * Inserts a new resource type filter into this clientCB node.
136 * @param cbNode - the node to add the new resourceType filter to
137 * @param resourceTypeName - the value to create the new resourceType filter from
140 * OC_STACK_OK on success
141 * OC_STACK_ERROR with invalid parameters
142 * OC_STACK_NO_MEMORY when out of memory
145 OCStackResult InsertResourceTypeFilter(ClientCB * cbNode, const char * resourceTypeName);
146 #endif // WITH_PRESENCE
148 //-- DeleteClientCBList --------------------------------------------------
151 * This method is used to clear the cbList.
154 //------------------------------------------------------------------------
155 void DeleteClientCBList();
157 //-- FindAndDeleteClientCB -----------------------------------------------
160 * This method is used to verify the presence of a cb node in cbList
161 * and then delete it.
164 * address to client callback node.
166 //------------------------------------------------------------------------
167 void FindAndDeleteClientCB(ClientCB * cbNode);
171 * This method is used to search a multicast presence node from list.
174 * the uri of the request.
176 * @return OCMulticastNode
177 * The resulting node from making this call. Null if doesn't exist.
179 //------------------------------------------------------------------------
180 OCMulticastNode* GetMCPresenceNode(const unsigned char * uri);
184 * This method is used to add a multicast presence node to the list.
186 * @param[out] outnode
187 * The resulting node from making this call. Null if out of memory.
189 * the uri of the server.
191 * current nonce for the server
193 * @return OC_STACK_OK for Success, otherwise some error value
195 //------------------------------------------------------------------------
196 OCStackResult AddMCPresenceNode(OCMulticastNode** outnode, unsigned char* uri, uint32_t nonce);
198 #endif //OC_CLIENT_CB