1 /* *****************************************************************
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3 * Copyright 2016 Samsung Electronics All Rights Reserved.
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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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20 #ifndef _POSIX_C_SOURCE
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21 #define _POSIX_C_SOURCE 200112L
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23 #ifdef HAVE_UNISTD_H
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29 #ifdef HAVE_SYS_TIME_H
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30 #include <sys/time.h>
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32 #ifdef HAVE_STRING_H
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36 #include "ocstack.h"
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37 #include "oic_malloc.h"
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38 #include "oic_string.h"
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42 #include "ocpayload.h"
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43 #include "payload_logging.h"
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44 #include "cainterface.h"
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46 #include "directpairing.h"
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47 #include "srmresourcestrings.h" //@note: SRM's internal header
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48 #include "doxmresource.h" //@note: SRM's internal header
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49 #include "pconfresource.h" //@note: SRM's internal header
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50 #include "dpairingresource.h" //@note: SRM's internal header
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51 #include "credresource.h"
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53 #include "pmtypes.h"
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54 #include "pmutility.h"
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56 #include "srmutility.h"
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58 #ifdef __WITH_DTLS__
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64 static const uint16_t CBOR_SIZE = 1024;
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67 * Structure to carry direct-pairing API data to callback.
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69 typedef struct DPairData
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71 OCDirectPairingDev_t *peer; /**< Pointer to pairing target info.**/
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72 char pin[DP_PIN_LENGTH]; /**< PIN **/
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73 OCDirectPairingResultCB resultCallback; /**< Pointer to result callback.**/
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76 static OCDirectPairingDev_t *g_dp_paired = NULL;
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77 static OCDirectPairingDev_t *g_dp_discover = NULL;
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78 static DPairData_t *g_dp_proceed_ctx = NULL;
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82 * Function to search node in linked list that matches given IP and port.
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84 * @param[in] pList List of OCProvisionDev_t.
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85 * @param[in] addr address of target device.
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86 * @param[in] port port of remote server.
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88 * @return pointer of OCProvisionDev_t if exist, otherwise NULL
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90 OCDirectPairingDev_t* getDev(OCDirectPairingDev_t **ppList, const char* addr, const uint16_t port)
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94 OIC_LOG_V(ERROR, TAG, "Invalid Input parameters in [%s]\n", __FUNCTION__);
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98 OCDirectPairingDev_t *ptr = NULL;
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99 LL_FOREACH(*ppList, ptr)
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101 if( strcmp(ptr->endpoint.addr, addr) == 0 && port == ptr->endpoint.port)
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113 * Add device information to list.
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115 * @param[in] pList List of OCProvisionDev_t.
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116 * @param[in] addr address of target device.
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117 * @param[in] port port of remote server.
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118 * @param[in] adapter adapter type of endpoint.
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119 * @param[in] doxm pointer to doxm instance.
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120 * @param[in] connType connectivity type of endpoint
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122 * @return OC_STACK_OK for success and errorcode otherwise.
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124 OCStackResult addDev(OCDirectPairingDev_t **ppList, OCDevAddr *endpoint,
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125 OCConnectivityType conn, OicSecPconf_t *pconf)
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127 if(NULL == endpoint || NULL == pconf)
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129 OIC_LOG_V(ERROR, TAG, "Invalid Input parameters in [%s]\n", __FUNCTION__);
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130 return OC_STACK_INVALID_PARAM;
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133 OCDirectPairingDev_t *ptr = getDev(ppList, endpoint->addr, endpoint->port);
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136 ptr = (OCDirectPairingDev_t *)OICCalloc(1, sizeof (OCDirectPairingDev_t));
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139 OIC_LOG(ERROR, TAG, "Error while allocating memory for linkedlist node !!");
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140 return OC_STACK_NO_MEMORY;
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143 memcpy(&ptr->endpoint, endpoint, sizeof(OCDevAddr));
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144 ptr->connType = conn;
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145 ptr->securePort = DEFAULT_SECURE_PORT;
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146 ptr->edp = pconf->edp;
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147 ptr->prm = pconf->prm;
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148 pconf->prm = NULL; // to prevent free
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149 ptr->prmLen = pconf->prmLen;
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150 memcpy(&ptr->deviceID, &pconf->deviceID, sizeof(OicUuid_t));
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151 memcpy(&ptr->rowner, &pconf->rownerID, sizeof(OicUuid_t));
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154 LL_PREPEND(*ppList, ptr);
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155 OIC_LOG(INFO, TAG, "device added !");
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158 return OC_STACK_OK;
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163 * Add device information to list.
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165 * @param[in] ppList List of OCProvisionDev_t.
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166 * @param[in] pDev target device.
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168 * @return OC_STACK_OK for success and errorcode otherwise.
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170 OCStackResult addDev2(OCDirectPairingDev_t **ppList, OCDirectPairingDev_t *pDev)
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174 OIC_LOG_V(ERROR, TAG, "Invalid Input parameters in [%s]\n", __FUNCTION__);
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175 return OC_STACK_INVALID_PARAM;
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178 OCDirectPairingDev_t *ptr = getDev(ppList, pDev->endpoint.addr, pDev->endpoint.port);
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181 ptr = (OCDirectPairingDev_t *)OICCalloc(1, sizeof (OCDirectPairingDev_t));
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184 OIC_LOG(ERROR, TAG, "Error while allocating memory for linkedlist node !!");
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185 return OC_STACK_NO_MEMORY;
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188 memcpy(&ptr->endpoint, &pDev->endpoint, sizeof(OCDevAddr));
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189 ptr->connType = pDev->connType;
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190 ptr->securePort = pDev->securePort;
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191 ptr->edp = pDev->edp;
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192 ptr->prmLen = pDev->prmLen;
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193 ptr->prm = (OicSecPrm_t*)OICCalloc(ptr->prmLen, sizeof (OicSecPrm_t));
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194 if (NULL == ptr->prm)
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196 OIC_LOG(ERROR, TAG, "Error while allocating memory for prm !!");
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197 return OC_STACK_NO_MEMORY;
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199 memcpy(ptr->prm, pDev->prm, sizeof(OicSecPrm_t)*ptr->prmLen);
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200 memcpy(&ptr->deviceID, &pDev->deviceID, sizeof(OicUuid_t));
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201 memcpy(&ptr->rowner, &pDev->rowner, sizeof(OicUuid_t));
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204 LL_PREPEND(*ppList, ptr);
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205 OIC_LOG(INFO, TAG, "device added !");
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208 return OC_STACK_OK;
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214 * This function deletes list of provision target devices
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216 * @param[in] pDevicesList List of OCProvisionDev_t.
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218 void delList(OCDirectPairingDev_t *pList)
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222 OCDirectPairingDev_t *del = NULL, *tmp = NULL;
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223 LL_FOREACH_SAFE(pList, del, tmp)
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225 LL_DELETE(pList, del);
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226 if (del && del->prm)
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234 bool DPGenerateQuery(bool isSecure,
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235 const char* address, const uint16_t port,
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236 const OCConnectivityType connType,
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237 char* buffer, size_t bufferSize, const char* uri)
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239 if(!address || !buffer || !uri)
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241 OIC_LOG(ERROR, TAG, "DPGenerateQuery : Invalid parameters.");
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245 static char QPREFIX_COAP[] = "coap://";
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246 static char QPREFIX_COAPS[] = "coaps://";
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249 char* prefix = (isSecure == true) ? QPREFIX_COAPS : QPREFIX_COAP;
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251 switch(connType & CT_MASK_ADAPTER)
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253 case CT_ADAPTER_IP:
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254 switch(connType & CT_MASK_FLAGS & ~CT_FLAG_SECURE)
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257 snRet = snprintf(buffer, bufferSize, "%s%s:%d%s",
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258 prefix, address, port, uri);
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261 snRet = snprintf(buffer, bufferSize, "%s[%s]:%d%s",
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262 prefix, address, port, uri);
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265 OIC_LOG(ERROR, TAG, "Unknown address format.");
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268 // snprintf return value check
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271 OIC_LOG_V(ERROR, TAG, "DPGenerateQuery : Error (snprintf) %d\n", snRet);
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274 else if ((size_t)snRet >= bufferSize)
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276 OIC_LOG_V(ERROR, TAG, "DPGenerateQuery : Truncated (snprintf) %d\n", snRet);
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281 #ifndef WITH_ARDUINO
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282 // TODO: We need to verify tinyDTLS in below cases
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283 case CT_ADAPTER_GATT_BTLE:
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284 case CT_ADAPTER_RFCOMM_BTEDR:
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285 OIC_LOG(ERROR, TAG, "Not supported connectivity adapter.");
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290 OIC_LOG(ERROR, TAG, "Unknown connectivity adapter.");
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297 const OCDirectPairingDev_t* DPGetDiscoveredDevices()
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299 return g_dp_discover;
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302 const OCDirectPairingDev_t* DPGetPairedDevices()
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304 return g_dp_paired;
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307 void DPDeleteLists()
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309 delList(g_dp_discover);
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310 delList(g_dp_paired);
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314 * Callback handler of FinalizeDirectPairing.
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316 * @param[in] ctx ctx value passed to callback from calling function.
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317 * @param[in] UNUSED handle to an invocation
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318 * @param[in] clientResponse Response from queries to remote servers.
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319 * @return OC_STACK_DELETE_TRANSACTION to delete the transaction
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320 * and OC_STACK_KEEP_TRANSACTION to keep it.
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322 static OCStackApplicationResult DirectPairingFinalizeHandler(void *ctx, OCDoHandle UNUSED,
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323 OCClientResponse *clientResponse)
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325 OIC_LOG_V(INFO, TAG, "IN DirectPairingFinalizeHandler()");
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329 OIC_LOG(ERROR, TAG, "Context is Null");
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330 return OC_STACK_DELETE_TRANSACTION;
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334 DPairData_t *dpairData = (DPairData_t*)ctx;
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335 OCDirectPairingDev_t *peer = dpairData->peer;
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336 OCDirectPairingResultCB resultCallback = dpairData->resultCallback;
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338 if (clientResponse)
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340 if(OC_STACK_OK == clientResponse->result)
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343 OIC_LOG(INFO, TAG, "DirectPairingFinalizeHandler : success PUT"
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344 " request to /oic/sec/dpairing");
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346 CAEndpoint_t endpoint;
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347 memset(&endpoint, 0x00, sizeof(CAEndpoint_t));
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348 OICStrcpy(endpoint.addr, MAX_ADDR_STR_SIZE_CA, peer->endpoint.addr);
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349 endpoint.addr[MAX_ADDR_STR_SIZE_CA - 1] = '\0';
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350 endpoint.port = peer->securePort;
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352 OicUuid_t ptDeviceID = {.id={0}};
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353 if (OC_STACK_OK != GetDoxmDeviceID(&ptDeviceID))
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355 OIC_LOG(ERROR, TAG, "Error while retrieving provisioning tool's device ID");
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356 resultCallback(peer, OC_STACK_ERROR);
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357 return OC_STACK_DELETE_TRANSACTION;
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360 #ifdef __WITH_DTLS__
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361 res = SavePairingPSK((OCDevAddr*)&endpoint, &peer->deviceID, &ptDeviceID, false);
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362 if(OC_STACK_OK != res)
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364 OIC_LOG(ERROR, TAG, "Failed to PairingPSK generation");
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365 resultCallback(peer, res);
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366 return OC_STACK_DELETE_TRANSACTION;
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369 // close temporary sesion
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370 CAResult_t caResult = CACloseDtlsSession((const CAEndpoint_t*)&endpoint);
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371 if(CA_STATUS_OK != caResult)
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373 OIC_LOG(INFO, TAG, "Fail to close temporary dtls session");
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376 caResult = CASelectCipherSuite(TLS_NULL_WITH_NULL_NULL);
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377 if(CA_STATUS_OK != caResult)
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379 OIC_LOG(ERROR, TAG, "Failed to select TLS_NULL_WITH_NULL_NULL");
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381 #endif // __WITH_DTLS__
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383 OIC_LOG(INFO, TAG, "Direct-Papring was successfully completed.");
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385 // update paired list
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386 OCDirectPairingDev_t *dev = getDev(&g_dp_discover, peer->endpoint.addr,
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387 peer->endpoint.port);
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388 res = addDev2(&g_dp_paired, dev);
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389 if (OC_STACK_OK != res)
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391 OIC_LOG(ERROR, TAG, "Error while adding a device to paired list.");
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394 resultCallback(peer, OC_STACK_OK);
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396 return OC_STACK_DELETE_TRANSACTION;
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400 OIC_LOG(INFO, TAG, "Direct-Papring received error response.");
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405 OIC_LOG(ERROR, TAG, "DirectPairingFinalizeHandler received Null clientResponse");
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408 resultCallback(peer, OC_STACK_ERROR);
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409 OICFree(dpairData);
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410 return OC_STACK_DELETE_TRANSACTION;
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414 * Finalize direct-pairing .
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416 * @param[in] peer target device to establish direct-pairing.
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417 * @param[in] resultCallback result event callback.
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419 * @return OC_STACK_OK on success otherwise error.
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421 OCStackResult FinalizeDirectPairing(OCDirectPairingDev_t* peer,
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422 OCDirectPairingResultCB resultCallback)
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426 return OC_STACK_INVALID_PARAM;
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429 OicUuid_t deviceID = {.id={0}};
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430 if (OC_STACK_OK != GetDoxmDeviceID(&deviceID))
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432 OIC_LOG(ERROR, TAG, "Error while retrieving device ID");
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433 return OC_STACK_ERROR;
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436 OicSecDpairing_t dpair;
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437 memset(&dpair, 0, sizeof(OicSecDpairing_t));
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438 dpair.spm = (OicSecPrm_t)PRM_NOT_ALLOWED;
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439 memcpy(&dpair.pdeviceID, &deviceID, sizeof(OicUuid_t));
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441 OCSecurityPayload* secPayload = (OCSecurityPayload*)OICCalloc(1, sizeof(OCSecurityPayload));
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444 OIC_LOG(ERROR, TAG, "Failed to memory allocation");
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445 return OC_STACK_NO_MEMORY;
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447 secPayload->base.type = PAYLOAD_TYPE_SECURITY;
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449 OCStackResult ret = DpairingToCBORPayload(&dpair, &(secPayload->securityData),
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450 &(secPayload->payloadSize));
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452 if(OC_STACK_OK != ret)
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454 OICFree(secPayload);
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455 OIC_LOG(ERROR, TAG, "Failed to DpairingToCBORPayload");
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456 return OC_STACK_NO_MEMORY;
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458 OIC_LOG(INFO, TAG, "DPARING CBOR data:");
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459 OIC_LOG_BUFFER(INFO, TAG, secPayload->securityData, secPayload->payloadSize);
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461 char query[MAX_URI_LENGTH + MAX_QUERY_LENGTH] = {0};
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462 if(!DPGenerateQuery(true,
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463 peer->endpoint.addr,
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466 query, sizeof(query), OIC_RSRC_DPAIRING_URI))
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468 OIC_LOG(ERROR, TAG, "DPDirectPairing : Failed to generate query");
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469 return OC_STACK_ERROR;
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471 OIC_LOG_V(DEBUG, TAG, "Query=%s", query);
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473 DPairData_t *dpairData = (DPairData_t *) OICCalloc(1, sizeof(DPairData_t));
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474 if (dpairData == NULL)
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476 OICFree(secPayload->securityData);
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477 OICFree(secPayload);
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478 OIC_LOG(ERROR, TAG, "Unable to allocate memory");
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479 return OC_STACK_NO_MEMORY;
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481 dpairData->peer = peer;
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482 dpairData->resultCallback = resultCallback;
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484 OCCallbackData cbData = {.context=NULL, .cb=NULL, .cd=NULL};
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485 cbData.cb = DirectPairingFinalizeHandler;
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486 cbData.context = (void*)dpairData;
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489 OCMethod method = OC_REST_PUT;
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490 OCDoHandle handle = NULL;
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491 OIC_LOG(DEBUG, TAG, "Sending DPAIRNG setting to resource server");
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492 ret = OCDoResource(&handle, method, query,
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493 &peer->endpoint, (OCPayload*)secPayload,
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494 peer->connType, OC_LOW_QOS, &cbData, NULL, 0);
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495 if(OC_STACK_OK != ret)
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497 OIC_LOG(ERROR, TAG, "error in OCDoResource");
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498 return OC_STACK_ERROR;
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501 return OC_STACK_OK;
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505 * Function to handle the handshake result in Direct-Pairing.
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506 * This function will be invoked after DTLS handshake
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507 * @param endPoint [IN] The remote endpoint.
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508 * @param errorInfo [IN] Error information from the endpoint.
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511 void DirectPairingDTLSHandshakeCB(const CAEndpoint_t *endpoint, const CAErrorInfo_t *info)
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513 OIC_LOG_V(INFO, TAG, "IN DirectPairingDTLSHandshakeCB");
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516 if(g_dp_proceed_ctx && g_dp_proceed_ctx->peer && endpoint && info)
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518 OIC_LOG_V(INFO, TAG, "Received status from remote device(%s:%d) : %d",
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519 endpoint->addr, endpoint->port, info->result);
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521 OCDirectPairingDev_t *peer = g_dp_proceed_ctx->peer;
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522 OCDirectPairingResultCB resultCallback = g_dp_proceed_ctx->resultCallback;
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525 //Make sure the address matches.
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526 if(strncmp(peer->endpoint.addr, endpoint->addr, sizeof(endpoint->addr)) == 0 &&
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527 peer->securePort == endpoint->port)
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529 //In case of success, send next coaps request.
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530 if(CA_STATUS_OK == info->result)
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532 OIC_LOG(INFO, TAG, "Now, finalize Direct-Pairing procedure.");
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534 res = FinalizeDirectPairing(peer, resultCallback);
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535 if(OC_STACK_OK != res)
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537 OIC_LOG(ERROR, TAG, "Failed to finalize direct-pairing");
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538 resultCallback(peer, res);
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541 else if(CA_DTLS_AUTHENTICATION_FAILURE == info->result)
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543 OIC_LOG(INFO, TAG, "DirectPairingDTLSHandshakeCB - Authentication failed");
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544 resultCallback(peer, OC_STACK_AUTHENTICATION_FAILURE);
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547 #ifdef __WITH_DTLS__
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548 CARegisterDTLSHandshakeCallback(NULL);
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549 #endif // __WITH_DTLS__
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550 res = RemoveCredential(&peer->deviceID);
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551 if(OC_STACK_RESOURCE_DELETED != res)
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553 OIC_LOG_V(ERROR, TAG, "Failed to remove temporal PSK : %d", res);
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556 OICFree(g_dp_proceed_ctx);
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557 g_dp_proceed_ctx = NULL;
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561 OIC_LOG_V(INFO, TAG, "DirectPairingDTLSHandshakeCB - Not matched to peer address");
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565 OIC_LOG_V(INFO, TAG, "OUT DirectPairingDTLSHandshakeCB");
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569 * Callback handler of DPDirectPairing.
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571 * @param[in] ctx ctx value passed to callback from calling function.
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572 * @param[in] UNUSED handle to an invocation
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573 * @param[in] clientResponse Response from queries to remote servers.
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574 * @return OC_STACK_DELETE_TRANSACTION to delete the transaction
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575 * and OC_STACK_KEEP_TRANSACTION to keep it.
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577 static OCStackApplicationResult DirectPairingHandler(void *ctx, OCDoHandle UNUSED,
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578 OCClientResponse *clientResponse)
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580 OIC_LOG_V(INFO, TAG, "IN DirectPairingHandler.");
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584 OIC_LOG(ERROR, TAG, "Context is Null");
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585 return OC_STACK_DELETE_TRANSACTION;
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588 OCStackResult res = OC_STACK_ERROR;
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589 DPairData_t *dpairData = (DPairData_t*)ctx;
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590 OCDirectPairingResultCB resultCallback = (OCDirectPairingResultCB)dpairData->resultCallback;
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591 OicUuid_t subjectId = {.id={0}};
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593 if (clientResponse)
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595 if(OC_STACK_RESOURCE_CREATED == clientResponse->result)
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598 OIC_LOG(INFO, TAG, "DirectPairingHandler : success POST request to /oic/sec/dpairing");
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600 #ifdef __WITH_DTLS__
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601 // Add temporary psk
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602 res = AddTmpPskWithPIN(&dpairData->peer->deviceID,
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603 SYMMETRIC_PAIR_WISE_KEY,
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604 (char*)dpairData->pin, DP_PIN_LENGTH,
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605 &dpairData->peer->rowner, &subjectId);
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606 VERIFY_SUCCESS(TAG, OC_STACK_OK == res, ERROR);
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609 // Start to establish a secure channel with Pin-based PSK cipher suite
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610 CAResult_t caresult;
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612 caresult = CAEnableAnonECDHCipherSuite(false);
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613 VERIFY_SUCCESS(TAG, CA_STATUS_OK == caresult, ERROR);
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615 caresult = CASelectCipherSuite(TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA_256);
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616 VERIFY_SUCCESS(TAG, CA_STATUS_OK == caresult, ERROR);
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618 //Register proceeding peer info. & DTLS event handler to catch the dtls event while handshake
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619 g_dp_proceed_ctx = dpairData;
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620 res = CARegisterDTLSHandshakeCallback(DirectPairingDTLSHandshakeCB);
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621 VERIFY_SUCCESS(TAG, CA_STATUS_OK == caresult, ERROR);
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624 CAEndpoint_t *endpoint = (CAEndpoint_t *)OICCalloc(1, sizeof (CAEndpoint_t));
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625 VERIFY_NON_NULL(TAG, endpoint, FATAL);
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626 memcpy(endpoint,&dpairData->peer->endpoint,sizeof(CAEndpoint_t));
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627 endpoint->port = dpairData->peer->securePort;
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628 OIC_LOG_V(INFO, TAG, "Initiate DTLS handshake to %s(%d)", endpoint->addr,
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631 caresult = CAInitiateHandshake(endpoint);
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633 VERIFY_SUCCESS(TAG, CA_STATUS_OK == caresult, ERROR);
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634 #endif // __WITH_DTLS__
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641 OIC_LOG(INFO, TAG, "DirectPairingHandler : fail POST request to /oic/sec/dpairing");
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646 OIC_LOG(ERROR, TAG, "DirectPairingHandler received Null clientResponse");
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649 #ifdef __WITH_DTLS__
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651 #endif // __WITH_DTLS__
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653 if (OC_STACK_OK != res)
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655 if (0 < strlen((const char*)subjectId.id))
\r
657 RemoveCredential(&dpairData->peer->deviceID);
\r
658 OICFree(dpairData);
\r
659 g_dp_proceed_ctx = NULL;
\r
662 resultCallback(dpairData->peer, res);
\r
664 OIC_LOG_V(INFO, TAG, "OUT DirectPairingHandler.");
\r
665 return OC_STACK_DELETE_TRANSACTION;
\r
669 * Start direct-pairing .
\r
671 * @param[in] peer target device to establish direct-pairing.
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672 * @param[in] pmSel selected pairing method.
\r
673 * @param[in] pinNumber secret value for dtls connection.
\r
675 * @return OC_STACK_OK on success otherwise error.
\r
677 OCStackResult DPDirectPairing(OCDirectPairingDev_t* peer, OicSecPrm_t pmSel, char *pinNumber,
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678 OCDirectPairingResultCB resultCallback)
\r
680 if(NULL == peer || NULL == pinNumber)
\r
682 return OC_STACK_INVALID_PARAM;
\r
685 OicUuid_t deviceID = {.id={0}};
\r
686 if (OC_STACK_OK != GetDoxmDeviceID(&deviceID))
\r
688 OIC_LOG(ERROR, TAG, "Error while retrieving device ID");
\r
689 return OC_STACK_ERROR;
\r
692 OicSecDpairing_t dpair;
\r
693 memset(&dpair, 0, sizeof(OicSecDpairing_t));
\r
695 memcpy(&dpair.pdeviceID, &deviceID, sizeof(OicUuid_t));
\r
697 OCSecurityPayload* secPayload = (OCSecurityPayload*)OICCalloc(1, sizeof(OCSecurityPayload));
\r
700 OIC_LOG(ERROR, TAG, "Failed to memory allocation");
\r
701 return OC_STACK_NO_MEMORY;
\r
703 secPayload->base.type = PAYLOAD_TYPE_SECURITY;
\r
705 OCStackResult ret = DpairingToCBORPayload(&dpair, &(secPayload->securityData),
\r
706 &(secPayload->payloadSize));
\r
708 if(OC_STACK_OK != ret)
\r
710 OICFree(secPayload);
\r
711 OIC_LOG(ERROR, TAG, "Failed to DpairingToCBORPayload");
\r
712 return OC_STACK_NO_MEMORY;
\r
714 OIC_LOG(INFO, TAG, "DPARING CBOR data:");
\r
715 OIC_LOG_BUFFER(INFO, TAG, secPayload->securityData, secPayload->payloadSize);
\r
717 char query[MAX_URI_LENGTH + MAX_QUERY_LENGTH] = {0};
\r
718 if(!DPGenerateQuery(false,
\r
719 peer->endpoint.addr,
\r
720 peer->endpoint.port,
\r
721 //peer->securePort,
\r
723 query, sizeof(query), OIC_RSRC_DPAIRING_URI))
\r
725 OIC_LOG(ERROR, TAG, "DPDirectPairing : Failed to generate query");
\r
726 return OC_STACK_ERROR;
\r
728 OIC_LOG_V(DEBUG, TAG, "Query=%s", query);
\r
730 DPairData_t *dpairData = (DPairData_t *) OICCalloc(1, sizeof(DPairData_t));
\r
731 if (dpairData == NULL)
\r
733 OICFree(secPayload->securityData);
\r
734 OICFree(secPayload);
\r
735 OIC_LOG(ERROR, TAG, "Unable to allocate memory");
\r
736 return OC_STACK_NO_MEMORY;
\r
738 dpairData->peer = peer;
\r
739 memcpy(dpairData->pin, pinNumber, DP_PIN_LENGTH);
\r
740 dpairData->resultCallback = resultCallback;
\r
742 OCCallbackData cbData = {.context=NULL, .cb=NULL, .cd=NULL};
\r
743 cbData.cb = DirectPairingHandler;
\r
744 cbData.context = (void*)dpairData;
\r
747 OCMethod method = OC_REST_POST;
\r
748 OCDoHandle handle = NULL;
\r
749 OIC_LOG(DEBUG, TAG, "Sending DPAIRNG setting to resource server");
\r
750 ret = OCDoResource(&handle, method, query,
\r
751 &peer->endpoint, (OCPayload*)secPayload,
\r
752 peer->connType, OC_LOW_QOS, &cbData, NULL, 0);
\r
753 if(OC_STACK_OK != ret)
\r
755 OIC_LOG(ERROR, TAG, "error in OCDoResource");
\r
756 return OC_STACK_ERROR;
\r
759 return OC_STACK_OK;
\r
764 * Callback handler for getting secure port information using /oic/res discovery.
\r
766 * @param[in] ctx user context
\r
767 * @param[in] handle Handle for response
\r
768 * @param[in] clientResponse Response information(It will contain payload)
\r
770 * @return OC_STACK_KEEP_TRANSACTION to keep transaction and
\r
771 * OC_STACK_DELETE_TRANSACTION to delete it.
\r
773 static OCStackApplicationResult DirectPairingPortDiscoveryHandler(void *ctx, OCDoHandle UNUSED,
\r
774 OCClientResponse *clientResponse)
\r
776 OIC_LOG(INFO, TAG, "Callback Context for Direct-Pairing Secure Port DISCOVER "
\r
777 "query recvd successfully");
\r
781 if (clientResponse)
\r
783 if (NULL == clientResponse->payload)
\r
785 OIC_LOG(INFO, TAG, "Skiping Null payload");
\r
789 if (PAYLOAD_TYPE_DISCOVERY != clientResponse->payload->type)
\r
791 OIC_LOG(INFO, TAG, "Wrong payload type");
\r
792 return OC_STACK_DELETE_TRANSACTION;
\r
795 uint16_t securePort = 0;
\r
796 OCResourcePayload* resPayload = ((OCDiscoveryPayload*)clientResponse->payload)->resources;
\r
797 OIC_LOG_PAYLOAD(INFO, clientResponse->payload);
\r
799 if (resPayload && resPayload->secure)
\r
801 securePort = resPayload->port;
\r
805 OIC_LOG(INFO, TAG, "Can not find secure port information.");
\r
806 return OC_STACK_DELETE_TRANSACTION;
\r
809 OCDirectPairingDev_t *ptr = getDev(&g_dp_discover,
\r
810 clientResponse->devAddr.addr, clientResponse->devAddr.port);
\r
813 OIC_LOG(ERROR, TAG, "Can not find device information in the discovery device list");
\r
814 return OC_STACK_DELETE_TRANSACTION;
\r
816 ptr->securePort = securePort;
\r
818 OIC_LOG(INFO, TAG, "Exiting DirectPairingPortDiscoveryHandler.");
\r
821 return OC_STACK_DELETE_TRANSACTION;
\r
825 OIC_LOG(INFO, TAG, "Skiping Null response");
\r
827 return OC_STACK_DELETE_TRANSACTION;
\r
831 * Callback handler for DPDeviceDiscovery API.
\r
833 * @param[in] ctx User context
\r
834 * @param[in] handle Handler for response
\r
835 * @param[in] clientResponse Response information (It will contain payload)
\r
836 * @return OC_STACK_KEEP_TRANSACTION to keep transaction and
\r
837 * OC_STACK_DELETE_TRANSACTION to delete it.
\r
839 static OCStackApplicationResult DirectPairingDiscoveryHandler(void* ctx, OCDoHandle UNUSED,
\r
840 OCClientResponse * clientResponse)
\r
842 OIC_LOG(INFO, TAG, "Callback Context for Direct-Pairing DISCOVER query recvd successfully");
\r
846 if (clientResponse)
\r
848 OIC_LOG_V(INFO, TAG, "StackResult: %d", clientResponse->result);
\r
849 OIC_LOG_V(INFO, TAG,
\r
850 "Device =============> Discovered @ %s:%d",
\r
851 clientResponse->devAddr.addr,
\r
852 clientResponse->devAddr.port);
\r
854 if (NULL == clientResponse->payload)
\r
856 OIC_LOG(INFO, TAG, "Skiping Null payload");
\r
857 return OC_STACK_KEEP_TRANSACTION;
\r
859 if (OC_STACK_OK != clientResponse->result)
\r
861 OIC_LOG(INFO, TAG, "Error in response");
\r
862 return OC_STACK_KEEP_TRANSACTION;
\r
865 OIC_LOG_PAYLOAD(INFO, clientResponse->payload);
\r
866 OicSecPconf_t *pconf = NULL;
\r
868 OCStackResult res = CBORPayloadToPconf(
\r
869 ((OCSecurityPayload*)clientResponse->payload)->securityData,
\r
871 if (OC_STACK_OK != res )
\r
873 OIC_LOG(INFO, TAG, "Ignoring malformed CBOR");
\r
874 return OC_STACK_KEEP_TRANSACTION;
\r
880 OCDevAddr endpoint;
\r
881 memcpy(&endpoint, &clientResponse->devAddr, sizeof(OCDevAddr));
\r
883 OCStackResult res = addDev(&g_dp_discover, &endpoint,
\r
884 clientResponse->connType, pconf);
\r
885 DeletePconfBinData(pconf);
\r
886 if (OC_STACK_OK != res)
\r
888 OIC_LOG(ERROR, TAG, "Error while adding data to linkedlist.");
\r
889 return OC_STACK_KEEP_TRANSACTION;
\r
893 char rsrc_uri[MAX_URI_LENGTH+1] = {0};
\r
894 int wr_len = snprintf(rsrc_uri, sizeof(rsrc_uri), "%s?%s=%s",
\r
895 OC_RSRVD_WELL_KNOWN_URI, OC_RSRVD_RESOURCE_TYPE, OIC_RSRC_TYPE_SEC_DPAIRING);
\r
896 if(wr_len <= 0 || (size_t)wr_len >= sizeof(rsrc_uri))
\r
898 OIC_LOG(ERROR, TAG, "rsrc_uri_string_print failed");
\r
899 return OC_STACK_KEEP_TRANSACTION;
\r
902 //Try to the unicast discovery to getting secure port
\r
903 char query[MAX_URI_LENGTH+MAX_QUERY_LENGTH+1] = {0};
\r
904 if(!DPGenerateQuery(false,
\r
905 clientResponse->devAddr.addr, clientResponse->devAddr.port,
\r
906 clientResponse->connType,
\r
907 query, sizeof(query), rsrc_uri))
\r
909 OIC_LOG(ERROR, TAG, "DirectPairingDiscoveryHandler : Failed to generate query");
\r
910 return OC_STACK_KEEP_TRANSACTION;
\r
912 OIC_LOG_V(DEBUG, TAG, "Query=%s", query);
\r
914 OCCallbackData cbData;
\r
915 cbData.cb = &DirectPairingPortDiscoveryHandler;
\r
916 cbData.context = NULL;
\r
918 OCStackResult ret = OCDoResource(NULL, OC_REST_DISCOVER, query, 0, 0,
\r
919 clientResponse->connType, OC_LOW_QOS, &cbData, NULL, 0);
\r
920 if(OC_STACK_OK != ret)
\r
922 OIC_LOG(ERROR, TAG, "Failed to Secure Port Discovery");
\r
923 return OC_STACK_KEEP_TRANSACTION;
\r
927 OIC_LOG_V(INFO, TAG, "OCDoResource with [%s] Success", query);
\r
930 return OC_STACK_KEEP_TRANSACTION;
\r
935 OIC_LOG(INFO, TAG, "Skiping Null response");
\r
938 return OC_STACK_DELETE_TRANSACTION;
\r
940 #ifndef WITH_ARDUINO
\r
942 * Discover direct-pairing devices in the same IP subnet. .
\r
944 * @param[in] waittime Timeout in seconds.
\r
946 * @return OC_STACK_OK on success otherwise error.
\r
948 OCStackResult DPDeviceDiscovery(unsigned short waittime)
\r
950 OIC_LOG(DEBUG, TAG, "IN DPDeviceDiscovery");
\r
954 delList(g_dp_discover);
\r
955 g_dp_discover = NULL;
\r
960 const char DP_DISCOVERY_QUERY[] = "/oic/sec/pconf";
\r
962 OCCallbackData cbData;
\r
963 cbData.cb = DirectPairingDiscoveryHandler;
\r
964 cbData.context = NULL;
\r
967 /* Start a DP discovery query*/
\r
968 OIC_LOG_V(INFO, TAG, "Initiating Direct-Pairing Discovery : %s\n", DP_DISCOVERY_QUERY);
\r
969 OCDoHandle handle = NULL;
\r
970 ret = OCDoResource(&handle, OC_REST_DISCOVER, DP_DISCOVERY_QUERY, 0, 0, CT_DEFAULT,
\r
971 OC_LOW_QOS, &cbData, NULL, 0);
\r
972 if (ret != OC_STACK_OK)
\r
974 OIC_LOG(ERROR, TAG, "OCStack resource error");
\r
980 int clock_res = -1;
\r
981 #if defined(_MSC_VER)
\r
983 clock_res = (time(&startTime) == -1);
\r
985 struct timespec startTime = {.tv_sec=0, .tv_nsec=0};
\r
986 #if defined(__ANDROID__) || _POSIX_TIMERS > 0
\r
987 clock_res = clock_gettime(CLOCK_MONOTONIC, &startTime);
\r
990 if (0 != clock_res)
\r
992 OIC_LOG(ERROR, TAG, "clock error");
\r
993 if(OC_STACK_OK != OCCancel(handle, OC_LOW_QOS, NULL, 0))
\r
995 OIC_LOG(ERROR, TAG, "Failed to remove registered callback");
\r
997 return OC_STACK_ERROR;
\r
1002 #if defined(_MSC_VER)
\r
1004 clock_res = (time(&currTime) == -1);
\r
1006 struct timespec currTime = {.tv_sec=0, .tv_nsec=0};
\r
1007 #if defined(__ANDROID__) || _POSIX_TIMERS > 0
\r
1008 clock_res = clock_gettime(CLOCK_MONOTONIC, &currTime);
\r
1011 if (0 != clock_res)
\r
1013 OIC_LOG(ERROR, TAG, "clock error");
\r
1014 ret = OC_STACK_ERROR;
\r
1017 #if defined(_MSC_VER)
\r
1018 long elapsed = currTime - startTime;
\r
1020 long elapsed = (currTime.tv_sec - startTime.tv_sec);
\r
1022 if (elapsed > waittime)
\r
1028 struct timespec timeout = {.tv_sec=0, .tv_nsec=100000000L};
\r
1029 nanosleep(&timeout, NULL);
\r
1033 // Waiting for each response.
\r
1034 ret = OCCancel(handle, OC_LOW_QOS, NULL, 0);
\r
1035 if (OC_STACK_OK != ret)
\r
1037 OIC_LOG(ERROR, TAG, "Failed to remove registered callback");
\r
1039 OIC_LOG(DEBUG, TAG, "OUT DPDeviceDiscovery");
\r