resource/csdk/security/provisioning/src/oxmrandompin.c

   1 /* *****************************************************************
   2  *
   3  * Copyright 2015 Samsung Electronics All Rights Reserved.
   4  *
   5  *
   6  *
   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
  10  *
  11  *     http://www.apache.org/licenses/LICENSE-2.0
  12  *
  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.
  18  *
  19  * *****************************************************************/
  20
  21 #include <memory.h>
  22
  23 #include "ocstack.h"
  24 #include "ocsecurityconfig.h"
  25 #include "securevirtualresourcetypes.h"
  26 #include "doxmresource.h"
  27 #include "credresource.h"
  28 #include "cacommon.h"
  29 #include "cainterface.h"
  30 #include "ocrandom.h"
  31 #include "oic_malloc.h"
  32 #include "logger.h"
  33 #include "pbkdf2.h"
  34 #include "global.h"
  35 #include "base64.h"
  36 #include "oxmrandompin.h"
  37 #include "ownershiptransfermanager.h"
  38 #include "pinoxmcommon.h"
  39
  40 #define TAG "OXM_RandomPIN"
  41
  42 char* CreatePinBasedSelectOxmPayload(OTMContext_t* otmCtx)
  43 {
  44     if(!otmCtx || !otmCtx->selectedDeviceInfo)
  45     {
  46         return NULL;
  47     }
  48
  49     otmCtx->selectedDeviceInfo->doxm->oxmSel = OIC_RANDOM_DEVICE_PIN;
  50
  51     OicUuid_t uuidPT = {.id={0}};
  52     if (OC_STACK_OK != GetDoxmDeviceID(&uuidPT))
  53     {
  54         OC_LOG(ERROR, TAG, "Error while retrieving provisioning tool's device ID");
  55         return NULL;
  56     }
  57     memcpy(otmCtx->selectedDeviceInfo->doxm->owner.id, uuidPT.id, UUID_LENGTH);
  58
  59     return BinToDoxmJSON(otmCtx->selectedDeviceInfo->doxm);
  60 }
  61
  62 char* CreatePinBasedOwnerTransferPayload(OTMContext_t* otmCtx)
  63 {
  64     if(!otmCtx || !otmCtx->selectedDeviceInfo)
  65     {
  66         return NULL;
  67     }
  68
  69     OicUuid_t uuidPT = {.id={0}};
  70
  71     if (OC_STACK_OK != GetDoxmDeviceID(&uuidPT))
  72     {
  73         OC_LOG(ERROR, TAG, "Error while retrieving provisioning tool's device ID");
  74         return NULL;
  75     }
  76     memcpy(otmCtx->selectedDeviceInfo->doxm->owner.id, uuidPT.id , UUID_LENGTH);
  77     otmCtx->selectedDeviceInfo->doxm->owned = true;
  78
  79     return BinToDoxmJSON(otmCtx->selectedDeviceInfo->doxm);
  80 }
  81
  82 OCStackResult InputPinCodeCallback(OTMContext_t* otmCtx)
  83 {
  84     if(!otmCtx || !otmCtx->selectedDeviceInfo)
  85     {
  86         return OC_STACK_INVALID_PARAM;
  87     }
  88
  89     uint8_t pinData[OXM_RANDOM_PIN_SIZE + 1];
  90
  91     OCStackResult res = InputPin((char*)pinData, OXM_RANDOM_PIN_SIZE + 1);
  92     if(OC_STACK_OK != res)
  93     {
  94         OC_LOG(ERROR, TAG, "Failed to input PIN");
  95         return res;
  96     }
  97
  98     OicUuid_t deviceUUID = {.id={0}};
  99     if (OC_STACK_OK != GetDoxmDeviceID(&deviceUUID))
 100     {
 101         OC_LOG(ERROR, TAG, "Error while retrieving provisioning tool's device ID");
 102         return OC_STACK_ERROR;
 103     }
 104
 105     res = AddTmpPskWithPIN(&otmCtx->selectedDeviceInfo->doxm->deviceID,
 106                            SYMMETRIC_PAIR_WISE_KEY,
 107                            (char*)pinData, OXM_RANDOM_PIN_SIZE,
 108                            1, &deviceUUID, &otmCtx->tempCredId);
 109     if(res != OC_STACK_OK)
 110     {
 111         OC_LOG_V(ERROR, TAG, "Failed to save the temporal PSK : %d", res);
 112     }
 113
 114     return res;
 115 }
 116
 117 OCStackResult CreateSecureSessionRandomPinCallbak(OTMContext_t* otmCtx)
 118 {
 119     OC_LOG(INFO, TAG, "IN CreateSecureSessionRandomPinCallbak");
 120
 121     if(!otmCtx || !otmCtx->selectedDeviceInfo)
 122     {
 123         return OC_STACK_INVALID_PARAM;
 124     }
 125
 126     OCProvisionDev_t* selDevInfo = otmCtx->selectedDeviceInfo;
 127     CAEndpoint_t *endpoint = (CAEndpoint_t *)OICCalloc(1, sizeof (CAEndpoint_t));
 128     if(NULL == endpoint)
 129     {
 130         return OC_STACK_NO_MEMORY;
 131     }
 132     memcpy(endpoint,&selDevInfo->endpoint,sizeof(CAEndpoint_t));
 133     endpoint->port = selDevInfo->securePort;
 134     CAResult_t caresult = CAInitiateHandshake(endpoint);
 135     OICFree(endpoint);
 136     if (CA_STATUS_OK != caresult)
 137     {
 138         OC_LOG_V(ERROR, TAG, "DTLS handshake failure.");
 139         return OC_STACK_ERROR;
 140     }
 141
 142     OC_LOG(INFO, TAG, "OUT CreateSecureSessionRandomPinCallbak");
 143
 144     return OC_STACK_OK;
 145 }