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 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
30 #include "occlientslow.h"
32 // Tracking user input
33 static int UNICAST_DISCOVERY = 0;
34 static int TEST_CASE = 0;
35 static int CONNECTIVITY = 0;
37 static const char * UNICAST_DISCOVERY_QUERY = "coap://%s:6298/oic/res";
38 static std::string putPayload = "{\"state\":\"off\",\"power\":10}";
39 static std::string coapServerIP = "255.255.255.255";
40 static std::string coapServerPort = "5683";
41 static std::string coapServerResource = "/a/led";
43 //The following variable determines the interface protocol (IP, etc)
44 //to be used for sending unicast messages. Default set to IP.
45 static OCConnectivityType OC_CONNTYPE = CT_ADAPTER_IP;
46 static const char * MULTICAST_RESOURCE_DISCOVERY_QUERY = "/oic/res";
47 static int IPV4_ADDR_SIZE = 16;
48 void StripNewLineChar(char* str);
52 /* SIGINT handler: set gQuitFlag to 1 for graceful termination */
53 void handleSigInt(int signum)
61 static void PrintUsage()
63 OC_LOG(INFO, TAG, "Usage : occlient -c <0|1|2> -u <0|1> -t <1|2|3>");
64 OC_LOG(INFO, TAG, "-c 0 : Default IPv4 and IPv6 auto-selection");
65 OC_LOG(INFO, TAG, "-c 1 : IPv4 Connectivity Type");
66 OC_LOG(INFO, TAG, "-c 2 : IPv6 Connectivity Type (IPv6 not currently supported)");
67 OC_LOG(INFO, TAG, "-u <0|1> : Perform multicast/unicast discovery of resources");
68 OC_LOG(INFO, TAG, "-t 1 : Discover Resources");
69 OC_LOG(INFO, TAG, "-t 2 : Discover Resources and Initiate Nonconfirmable Get Request");
70 OC_LOG(INFO, TAG, "-t 3 : Discover Resources and Initiate Confirmable Get Request");
73 OCStackResult InvokeOCDoResource(std::ostringstream &query,
74 OCMethod method, OCQualityOfService qos,
75 OCClientResponseHandler cb, OCHeaderOption * options, uint8_t numOptions)
78 OCCallbackData cbData;
81 cbData.context = (void*)DEFAULT_CONTEXT_VALUE;
84 ret = OCDoResource(NULL, method, query.str().c_str(), 0,
85 NULL, OC_CONNTYPE, qos, &cbData, options, numOptions);
87 if (ret != OC_STACK_OK)
89 OC_LOG_V(ERROR, TAG, "OCDoResource returns error %d with method %d", ret, method);
95 OCStackApplicationResult getReqCB(void* ctx, OCDoHandle handle, OCClientResponse * clientResponse)
97 if(clientResponse == NULL)
99 OC_LOG(INFO, TAG, "The clientResponse is NULL");
100 return OC_STACK_DELETE_TRANSACTION;
102 if(ctx == (void*)DEFAULT_CONTEXT_VALUE)
104 OC_LOG(INFO, TAG, "Callback Context for GET query recvd successfully");
107 OC_LOG_V(INFO, TAG, "StackResult: %s", getResult(clientResponse->result));
108 OC_LOG_V(INFO, TAG, "SEQUENCE NUMBER: %d", clientResponse->sequenceNumber);
109 OC_LOG_V(INFO, TAG, "JSON = %s =============> Get Response",
110 clientResponse->resJSONPayload);
112 if(clientResponse->rcvdVendorSpecificHeaderOptions &&
113 clientResponse->numRcvdVendorSpecificHeaderOptions)
115 OC_LOG (INFO, TAG, "Received vendor specific options");
117 OCHeaderOption * rcvdOptions = clientResponse->rcvdVendorSpecificHeaderOptions;
118 for( i = 0; i < clientResponse->numRcvdVendorSpecificHeaderOptions; i++)
120 if(((OCHeaderOption)rcvdOptions[i]).protocolID == OC_COAP_ID)
122 OC_LOG_V(INFO, TAG, "Received option with OC_COAP_ID and ID %u with",
123 ((OCHeaderOption)rcvdOptions[i]).optionID );
125 OC_LOG_BUFFER(INFO, TAG, ((OCHeaderOption)rcvdOptions[i]).optionData,
126 MAX_HEADER_OPTION_DATA_LENGTH);
130 return OC_STACK_DELETE_TRANSACTION;
133 // This is a function called back when a device is discovered
134 OCStackApplicationResult discoveryReqCB(void* ctx, OCDoHandle handle,
135 OCClientResponse * clientResponse)
137 if (ctx == (void*) DEFAULT_CONTEXT_VALUE)
139 OC_LOG(INFO, TAG, "Callback Context for DISCOVER query recvd successfully");
144 OC_LOG_V(INFO, TAG, "StackResult: %s", getResult(clientResponse->result));
147 "Device =============> Discovered %s @ %s:%d",
148 clientResponse->resJSONPayload, clientResponse->devAddr.addr, clientResponse->devAddr.port);
150 parseClientResponse(clientResponse);
154 case TEST_NON_CON_OP:
155 InitGetRequest(OC_LOW_QOS);
158 InitGetRequest(OC_HIGH_QOS);
166 return (UNICAST_DISCOVERY) ? OC_STACK_DELETE_TRANSACTION : OC_STACK_KEEP_TRANSACTION ;
170 int InitGetRequest(OCQualityOfService qos)
172 OC_LOG_V(INFO, TAG, "\n\nExecuting %s", __func__);
173 std::ostringstream query;
174 query << "coap://" << coapServerIP << ":" << coapServerPort << coapServerResource;
176 return (InvokeOCDoResource(query, OC_REST_GET, (qos == OC_HIGH_QOS)?
177 OC_HIGH_QOS:OC_LOW_QOS, getReqCB, NULL, 0));
183 OCCallbackData cbData;
184 /* Start a discovery query*/
185 char szQueryUri[64] = { 0 };
186 if (UNICAST_DISCOVERY)
188 char ipv4addr[IPV4_ADDR_SIZE];
189 OC_LOG(INFO, TAG, "Enter IPv4 address of the Server hosting resource (Ex: 192.168.0.15)");
190 if (fgets(ipv4addr, IPV4_ADDR_SIZE, stdin))
192 //Strip newline char from ipv4addr
193 StripNewLineChar(ipv4addr);
194 snprintf(szQueryUri, sizeof(szQueryUri), UNICAST_DISCOVERY_QUERY, ipv4addr);
198 OC_LOG(ERROR, TAG, "!! Bad input for IPV4 address. !!");
199 return OC_STACK_INVALID_PARAM;
204 strcpy(szQueryUri, MULTICAST_RESOURCE_DISCOVERY_QUERY);
206 cbData.cb = discoveryReqCB;
207 cbData.context = (void*)DEFAULT_CONTEXT_VALUE;
209 if(UNICAST_DISCOVERY)
211 ret = OCDoResource(NULL, OC_REST_GET, szQueryUri, 0, 0, OC_CONNTYPE,
212 OC_LOW_QOS, &cbData, NULL, 0);
216 ret = OCDoResource(NULL, OC_REST_DISCOVER, szQueryUri, 0, 0, CT_DEFAULT,
217 OC_LOW_QOS, &cbData, NULL, 0);
219 if (ret != OC_STACK_OK)
221 OC_LOG(ERROR, TAG, "OCStack resource error");
226 int main(int argc, char* argv[])
230 while ((opt = getopt(argc, argv, "u:t:c:")) != -1)
235 UNICAST_DISCOVERY = atoi(optarg);
238 TEST_CASE = atoi(optarg);
241 CONNECTIVITY = atoi(optarg);
249 if ((UNICAST_DISCOVERY != 0 && UNICAST_DISCOVERY != 1) ||
250 (TEST_CASE < TEST_DISCOVER_REQ || TEST_CASE >= MAX_TESTS) ||
251 (CONNECTIVITY < CT_ADAPTER_DEFAULT || CONNECTIVITY >= MAX_CT))
257 /* Initialize OCStack*/
258 if (OCInit(NULL, 0, OC_CLIENT) != OC_STACK_OK)
260 OC_LOG(ERROR, TAG, "OCStack init error");
264 if(CONNECTIVITY == CT_ADAPTER_DEFAULT)
266 OC_CONNTYPE = CT_ADAPTER_IP;
268 else if(CONNECTIVITY == CT_IPV4)
270 OC_CONNTYPE = CT_IP_USE_V4;
272 else if(CONNECTIVITY == CT_IPV6)
274 OC_CONNTYPE = CT_IP_USE_V6;
276 //TODO: Remove when IPv6 is available.
277 OC_LOG(INFO, TAG, "Ipv6 is currently not supported...");
283 OC_LOG(INFO, TAG, "Default Connectivity type selected...");
284 OC_CONNTYPE = CT_ADAPTER_IP;
289 // Break from loop with Ctrl+C
290 OC_LOG(INFO, TAG, "Entering occlient main loop...");
291 signal(SIGINT, handleSigInt);
294 if (OCProcess() != OC_STACK_OK)
296 OC_LOG(ERROR, TAG, "OCStack process error");
302 OC_LOG(INFO, TAG, "Exiting occlient main loop...");
304 if (OCStop() != OC_STACK_OK)
306 OC_LOG(ERROR, TAG, "OCStack stop error");
312 std::string getQueryStrForGetPut(OCClientResponse * clientResponse)
317 void parseClientResponse(OCClientResponse * clientResponse)
319 coapServerIP = clientResponse->devAddr.addr;
320 coapServerPort = clientResponse->devAddr.port;
321 coapServerResource = getQueryStrForGetPut(clientResponse);