1 //******************************************************************
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3 // Copyright 2014 Intel Mobile Communications GmbH All Rights Reserved.
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5 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
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7 // Licensed under the Apache License, Version 2.0 (the "License");
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8 // you may not use this file except in compliance with the License.
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9 // You may obtain a copy of the License at
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11 // http://www.apache.org/licenses/LICENSE-2.0
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13 // Unless required by applicable law or agreed to in writing, software
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14 // distributed under the License is distributed on an "AS IS" BASIS,
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15 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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16 // See the License for the specific language governing permissions and
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17 // limitations under the License.
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19 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
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26 #include <pthread.h>
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29 #include "ocstack.h"
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31 #include "ocpayload.h"
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32 #include "payload_logging.h"
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33 #include "oic_malloc.h"
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34 #include "oic_string.h"
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37 #define TAG "occlient-directpairing"
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39 #define BOLD_BEGIN "\033[1m"
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40 #define RED_BEGIN "\033[1;31m"
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41 #define GREEN_BEGIN "\033[1;92m"
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42 #define COLOR_END "\033[0m"
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43 #define MAX_LINE (1024)
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44 #define DP_DISCOVERY_TIMEOUT 3 // 3 sec
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45 #define DP_PIN_LENGTH 8 // 8 digit
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47 static char DISCOVERY_QUERY[] = "%s/oic/res";
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49 //Secure Virtual Resource database for Iotivity Client application
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50 //It contains Client's Identity and the PSK credentials
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51 //of other devices which the client trusts
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52 static char CRED_FILE[] = "oic_svr_db_client_directpairing.json";
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54 static const OCDPDev_t *discoveredDevs = NULL;
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55 static const OCDPDev_t *pairedDevs = NULL;
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59 //-----------------------------------------------------------------------------
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60 // Function prototype
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61 //-----------------------------------------------------------------------------
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66 //-----------------------------------------------------------------------------
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68 //-----------------------------------------------------------------------------
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70 /* SIGINT handler: set gQuitFlag to 1 for graceful termination */
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71 void handleSigInt(int signum)
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73 if (signum == SIGINT)
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79 const char *readline(const char *in, const char *defaultStr)
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81 static char rbuffer[MAX_LINE] = {0,};
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84 size_t in_len = strlen(in);
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85 for (size_t i=0; i<in_len; i++)
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87 fprintf(stdout, "%c", in[i]);
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90 if (NULL != (cptr = fgets(rbuffer, MAX_LINE, stdin)))
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92 /* kill preceding whitespace but leave \n so we're guaranteed to have something */
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93 /*while(*cptr == ' ' || *cptr == '\t')
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98 if ( (p = strchr(cptr, '\n')) != NULL )
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103 if (strlen(cptr)==0 && defaultStr)
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115 const char *getResult(OCStackResult result) {
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118 return "OC_STACK_OK";
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119 case OC_STACK_RESOURCE_CREATED:
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120 return "OC_STACK_RESOURCE_CREATED";
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121 case OC_STACK_RESOURCE_DELETED:
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122 return "OC_STACK_RESOURCE_DELETED";
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123 case OC_STACK_INVALID_URI:
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124 return "OC_STACK_INVALID_URI";
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125 case OC_STACK_INVALID_QUERY:
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126 return "OC_STACK_INVALID_QUERY";
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127 case OC_STACK_INVALID_IP:
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128 return "OC_STACK_INVALID_IP";
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129 case OC_STACK_INVALID_PORT:
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130 return "OC_STACK_INVALID_PORT";
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131 case OC_STACK_INVALID_CALLBACK:
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132 return "OC_STACK_INVALID_CALLBACK";
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133 case OC_STACK_INVALID_METHOD:
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134 return "OC_STACK_INVALID_METHOD";
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135 case OC_STACK_NO_MEMORY:
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136 return "OC_STACK_NO_MEMORY";
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137 case OC_STACK_COMM_ERROR:
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138 return "OC_STACK_COMM_ERROR";
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139 case OC_STACK_INVALID_PARAM:
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140 return "OC_STACK_INVALID_PARAM";
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141 case OC_STACK_NOTIMPL:
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142 return "OC_STACK_NOTIMPL";
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143 case OC_STACK_NO_RESOURCE:
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144 return "OC_STACK_NO_RESOURCE";
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145 case OC_STACK_RESOURCE_ERROR:
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146 return "OC_STACK_RESOURCE_ERROR";
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147 case OC_STACK_SLOW_RESOURCE:
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148 return "OC_STACK_SLOW_RESOURCE";
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149 case OC_STACK_NO_OBSERVERS:
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150 return "OC_STACK_NO_OBSERVERS";
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151 #ifdef WITH_PRESENCE
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152 case OC_STACK_PRESENCE_STOPPED:
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153 return "OC_STACK_PRESENCE_STOPPED";
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155 case OC_STACK_ERROR:
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156 return "OC_STACK_ERROR";
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162 OCDPDev_t* getDev(const OCDPDev_t* pList, const uint32_t dev_num)
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166 printf(" Device List is Empty..\n");
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170 OCDPDev_t* lst = (OCDPDev_t*)pList;
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171 for(size_t i=0; lst; )
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180 return NULL; // in here |lst| is always |NULL|
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183 int printList(const OCDPDev_t* pList)
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187 printf(" Device List is Empty..\n\n");
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191 const OCDPDev_t* lst = pList;
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195 printf(" [%d] ", ++lst_cnt);
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196 for(int i=0; i<UUID_IDENTITY_SIZE; i++)
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198 fprintf(stdout, "%c", (char)lst->deviceID.id[i]);
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208 bool printPairingMethod(const OCDPDev_t* pDev)
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210 printf("\n * List of supported pairing method\n");
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212 if(!pDev || false == pDev->edp)
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214 printf(" Invalid device or Not support direct-pairing..\n\n");
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218 if(!pDev->prm || 0 == pDev->prmLen)
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220 printf(" Not exist any support method..\n\n");
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224 bool bAvailable = true;
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225 for(size_t i=0; i<pDev->prmLen; i++)
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227 printf(" [%ld] ", i+1);
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228 switch (pDev->prm[i])
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230 case DP_PRE_CONFIGURED:
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231 printf("Pre-Configured PIN");
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233 case DP_RANDOM_PIN:
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234 printf("Random PIN");
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237 printf("NOT Allowed (%d)", pDev->prm[i]);
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238 bAvailable = false;
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248 // This is a function called back when a device is discovered
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249 OCStackApplicationResult discoveryReqCB(void*, OCDoHandle,
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250 OCClientResponse * clientResponse)
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252 OIC_LOG(INFO, TAG, "Callback Context for DISCOVER query recvd successfully");
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254 if (clientResponse)
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256 OIC_LOG_V(INFO, TAG, "StackResult: %s", getResult(clientResponse->result));
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257 OIC_LOG_V(INFO, TAG,
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258 "Device =============> Discovered @ %s:%d",
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259 clientResponse->devAddr.addr,
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260 clientResponse->devAddr.port);
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262 if (clientResponse->result == OC_STACK_OK)
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264 OIC_LOG_PAYLOAD(INFO, clientResponse->payload);
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268 return OC_STACK_DELETE_TRANSACTION;
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272 // This is a function called back when direct-pairing status is changed
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273 void pairingReqCB(OCDPDev_t* peer, OCStackResult result)
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275 OIC_LOG(INFO, TAG, "Callback Context for Direct-Pairing establishment\n");
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277 if (OC_STACK_OK == result)
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279 OIC_LOG_V(INFO, TAG,
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280 "Direct-Pairing SUCCESS =============> Target @ %s:%d\n",
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281 peer->endpoint.addr,
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282 peer->endpoint.port);
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286 OIC_LOG(ERROR, TAG, "Direct-Pairing FAILED..\n");
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290 OCStackApplicationResult getReqCB(void * ctx, OCDoHandle handle, OCClientResponse *clientResponse)
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292 OIC_LOG(INFO, TAG, "Callback Context for GET query recvd successfully");
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296 if (clientResponse)
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298 OIC_LOG_V(INFO, TAG, "StackResult: %s", getResult(clientResponse->result));
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299 OIC_LOG_V(INFO, TAG, "SEQUENCE NUMBER: %d", clientResponse->sequenceNumber);
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300 OIC_LOG_PAYLOAD(INFO, clientResponse->payload);
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301 if ((OCSecurityPayload*)clientResponse->payload)
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303 OIC_LOG(INFO, TAG, PCF("=============> Get Response"));
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306 return OC_STACK_DELETE_TRANSACTION;
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309 int DeviceDiscovery()
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312 OCCallbackData cbData;
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313 char queryUri[200];
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314 char ipaddr[100] = { '\0' };
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316 snprintf(queryUri, sizeof (queryUri), DISCOVERY_QUERY, ipaddr);
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318 cbData.cb = discoveryReqCB;
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319 cbData.context = NULL;
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322 /* Start a discovery query*/
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323 OIC_LOG_V(INFO, TAG, "Resource Discovery : %s\n", queryUri);
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325 ret = OCDoResource(NULL, OC_REST_DISCOVER, queryUri, 0, 0, CT_DEFAULT,
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326 OC_LOW_QOS, &cbData, NULL, 0);
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327 if (ret != OC_STACK_OK)
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329 OIC_LOG(ERROR, TAG, "OCStack resource error");
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334 OCStackResult DirectPairingDiscovery()
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336 // initiate direct pairing discovery
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337 OIC_LOG(INFO, TAG, " Discovering Only Owned Devices on Network..");
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338 discoveredDevs = OCDiscoverDirectPairingDevices(DP_DISCOVERY_TIMEOUT);
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339 if(NULL == discoveredDevs)
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341 OIC_LOG(ERROR, TAG, "OCDiscoverDirectPairingDevices API error");
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342 return OC_STACK_ERROR;
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345 // display the discovered unowned list
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346 printf(" > Discovered Direct-Pairing Support Devices\n");
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347 printList(discoveredDevs);
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349 return OC_STACK_OK;
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352 OCStackResult DoDirectPairing(OCDPDev_t* peer, OCPrm_t pmSel, char *pinNumber)
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354 if (NULL == peer || NULL == pinNumber)
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356 OIC_LOG(ERROR, TAG, "invalid parameter");
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357 return OC_STACK_INVALID_PARAM;
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360 // start direct pairing
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361 OIC_LOG(INFO, TAG, " Start Direct Pairing..");
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362 if(OC_STACK_OK != OCDoDirectPairing(peer, pmSel, pinNumber, pairingReqCB))
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364 OIC_LOG(ERROR, TAG, "OCDoDirectPairing API error");
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365 return OC_STACK_ERROR;
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368 return OC_STACK_OK;
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371 OCStackResult SendGetRequest(OCDPDev_t* peer)
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373 OIC_LOG(INFO, TAG, "Send Get REQ to Led server");
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375 char szQueryUri[] = "/a/led";
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377 OCCallbackData cbData;
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378 OCDevAddr endpoint;
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381 memcpy(&endpoint, &peer->endpoint, sizeof(OCDevAddr));
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382 endpoint.port = peer->securePort;
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383 endpoint.flags = (OCTransportFlags)(endpoint.flags | OC_SECURE);
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385 cbData.cb = getReqCB;
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386 cbData.context = NULL;
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389 OIC_LOG(INFO, TAG, "Request to /a/light ");
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390 ret = OCDoResource(&handle, OC_REST_GET, szQueryUri,
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391 &endpoint, NULL, peer->connType, OC_LOW_QOS, &cbData, NULL, 0);
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392 if (ret != OC_STACK_OK)
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394 OIC_LOG_V(ERROR, TAG, "OCDoResource returns error %d with method %d", ret, OC_REST_GET);
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400 FILE* client_fopen(const char *path, const char *mode)
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403 return fopen(CRED_FILE, mode);
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406 void *CLInterface(void *data)
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408 printf(RED_BEGIN"#Ready to operation ('h' for help)#\n"COLOR_END);
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412 char query[MAX_LINE] = {0,};
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413 const char prompt[] = BOLD_BEGIN"IoTivity-DP#"COLOR_END" ";
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414 const char* helpmsg[6] = {
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415 GREEN_BEGIN"# h (or help) : show help message"COLOR_END,
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416 GREEN_BEGIN"# dd (DP device discovery) : discover Direct-Pairing devices"COLOR_END,
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417 GREEN_BEGIN"# dp (start Direct-Pairing) : negotiate DP method & start Direct-Pairing"COLOR_END,
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418 GREEN_BEGIN"# sd (send data) : send data to device"COLOR_END,
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419 GREEN_BEGIN"# ll (list all device) : list all discovered/paired devices"COLOR_END,
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420 GREEN_BEGIN"# q (quit) : quit test"COLOR_END,
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423 for (size_t i=0; i<(sizeof(helpmsg)/sizeof(char*)); i++)
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425 fprintf(stderr, "%s\n", helpmsg[i]);
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432 const char *input = readline(prompt, NULL);
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437 strncpy(query, input, MAX_LINE);
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438 if (!strlen(query))
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442 else if (!strcmp(query, "h") || !strcmp(query, "help"))
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444 for (size_t i=0; i<(sizeof(helpmsg)/sizeof(char*)); i++)
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446 fprintf(stderr, "%s\n", helpmsg[i]);
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452 if (!strcmp(query, "dd"))
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454 OIC_LOG(INFO, TAG, "- Direct-Pairing device discovery -");
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456 ret = DirectPairingDiscovery();
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457 if (OC_STACK_OK != ret)
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459 OIC_LOG(ERROR, TAG, "Error in DirectPairingDiscovery()");
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462 else if (!strcmp(query, "dp"))
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464 OIC_LOG(INFO, TAG, "- Negotiate DP method & Start Direct-Pairing -");
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466 printf("\n * List of discovered device\n");
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467 printList(discoveredDevs);
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470 OCDPDev_t *peer = NULL;
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472 input = readline(" > Enter Peer Device Number to initiate Direct-Pairing: ", NULL);
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473 if (!input || !strlen(input))
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478 peerIdx = strtol(input, &ptr, 10);
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480 peer = getDev(discoveredDevs, (uint32_t)peerIdx);
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483 OIC_LOG(ERROR, TAG, "Not found the peer in discovered list");
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487 // get pairing method
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489 OCPrm_t pmSel = DP_NOT_ALLOWED;
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490 if (false == printPairingMethod(peer))
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492 OIC_LOG(ERROR, TAG, "Target does not support the Direct-Pairing");
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495 input = readline(" > Enter pairing method: ", NULL);
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496 if (!input || !strlen(input))
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500 pmIdx = strtol(input, &ptr, 10);
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502 if (0 >= pmIdx || peer->prmLen+1 < (size_t)pmIdx)
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504 OIC_LOG(ERROR, TAG, "Invalid mode selection");
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507 pmSel = peer->prm[pmIdx-1];
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510 char pinNumber[DP_PIN_LENGTH+1];
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511 input = readline(" > Enter PIN Number for authentication (ex - '00000000' [8 digit] ): ", NULL);
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512 if (!input || DP_PIN_LENGTH != strlen(input))
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514 OIC_LOG(ERROR, TAG, "Invalid PIN");
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517 sscanf(input, "%8s", pinNumber);
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520 ret = DoDirectPairing(peer, pmSel, pinNumber);
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521 if (OC_STACK_OK != ret)
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523 OIC_LOG(ERROR, TAG, "Error in DoDirectPairing()");
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526 else if (!strcmp(query, "sd"))
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528 OIC_LOG(INFO, TAG, "- Send data(GET Request) to device(led server) -");
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530 //pairedDevs = OCGetDirectPairedDevices();
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531 //printList(pairedDevs);
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532 printList(discoveredDevs);
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535 OCDPDev_t *peer = NULL;
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537 input = readline(" > Enter Peer Device Number to initiate Direct-Pairing: ", NULL);
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538 if (!input || !strlen(input))
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543 peerIdx = strtol(input, &ptr, 10);
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545 //peer = getDev(pairedDevs, peerIdx);
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546 peer = getDev(discoveredDevs, (uint32_t)peerIdx);
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549 OIC_LOG(ERROR, TAG, "Not found the peer in discovered list");
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554 ret = SendGetRequest(peer);
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555 if (OC_STACK_OK != ret)
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557 OIC_LOG(ERROR, TAG, "Error in SendGetRequest()");
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560 else if (!strcmp(query, "ll"))
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562 OIC_LOG(INFO, TAG, "- List all discovered and paired devices) -");
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564 printf(" > List of discovered devices\n");
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565 printList(discoveredDevs);
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568 printf(" > List of paired devices\n");
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569 pairedDevs = OCGetDirectPairedDevices();
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570 printList(pairedDevs);
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573 else if (!strcmp(query, "q"))
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587 struct timespec timeout;
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589 // Initialize Persistent Storage for SVR database
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590 OCPersistentStorage ps = { client_fopen, fread, fwrite, fclose, unlink };
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591 OCRegisterPersistentStorageHandler(&ps);
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593 /* Initialize OCStack*/
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594 if (OCInit(NULL, 0, OC_CLIENT_SERVER) != OC_STACK_OK)
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596 OIC_LOG(ERROR, TAG, "OCStack init error");
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600 // DeviceDiscovery();
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602 timeout.tv_sec = 0;
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603 timeout.tv_nsec = 100000000L;
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605 // Break from loop with Ctrl+C
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606 OIC_LOG(INFO, TAG, "Entering occlient main loop...");
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607 signal(SIGINT, handleSigInt);
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611 pthread_t p_thread;
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612 thr_id = pthread_create(&p_thread, NULL, CLInterface, (void *)NULL);
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615 OIC_LOG(ERROR, TAG, "create CLI Thread error");
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622 if (OCProcess() != OC_STACK_OK)
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624 OIC_LOG(ERROR, TAG, "OCStack process error");
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628 nanosleep(&timeout, NULL);
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630 OIC_LOG(INFO, TAG, "Exiting occlient main loop...");
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632 if (OCStop() != OC_STACK_OK)
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634 OIC_LOG(ERROR, TAG, "OCStack stop error");
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