service/easy-setup/sdk/enrollee/src/easysetup.cpp

   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 /**
  22  * @file
  23  *
  24  * This file contains the implementation for EasySetup Enrollee device
  25  */
  26
  27 #include "easysetup.h"
  28 #include "softap.h"
  29 #include "onboarding.h"
  30 #include "logger.h"
  31 #include "resourcehandler.h"
  32
  33 /**
  34  * @var ES_ENROLLEE_TAG
  35  * @brief Logging tag for module name.
  36  */
  37 #define ES_ENROLLEE_TAG "ES"
  38
  39 //-----------------------------------------------------------------------------
  40 // Private variables
  41 //-----------------------------------------------------------------------------
  42
  43 /**
  44  * @var targetSsid
  45  * @brief Target SSID of the Soft Access point to which the device has to connect
  46  */
  47 static char *targetSsid;
  48
  49 /**
  50  * @var targetPass
  51  * @brief Password of the target access point to which the device has to connect
  52  */
  53 static char *targetPass;
  54
  55 /**
  56  * @var gEnrolleeStatusCb
  57  * @brief Fucntion pointer holding the callback for intimation of EasySetup Enrollee status callback
  58  */
  59 static EventCallback gEnrolleeStatusCb = NULL;
  60
  61 //-----------------------------------------------------------------------------
  62 // Private internal function prototypes
  63 //-----------------------------------------------------------------------------
  64 void OnboardingCallback(ESResult esResult);
  65 void ProvisioningCallback(ESResult esResult);
  66 void OnboardingCallbackTargetNet(ESResult esResult);
  67 bool validateParam(OCConnectivityType networkType, const char *ssid, const char *passwd,
  68               EventCallback cb);
  69
  70
  71 void OnboardingCallback(ESResult esResult)
  72 {
  73         OC_LOG_V(DEBUG, ES_ENROLLEE_TAG, "OnboardingCallback with  result = %d", esResult);
  74         if(esResult == ES_OK)
  75         {
  76             gEnrolleeStatusCb(esResult, ES_ON_BOARDED_STATE);
  77         }
  78         else
  79         {
  80             OC_LOG_V(DEBUG, ES_ENROLLEE_TAG,
  81                         "Onboarding is failed callback result is = %d", esResult);
  82             gEnrolleeStatusCb(esResult, ES_INIT_STATE);
  83         }
  84 }
  85
  86 void ProvisioningCallback(ESResult esResult)
  87 {
  88     OC_LOG_V(DEBUG, ES_ENROLLEE_TAG, "ProvisioningCallback with  result = %d", esResult);
  89     ESResult res = ES_OK;
  90     if (esResult == ES_RECVTRIGGEROFPROVRES)
  91     {
  92         targetSsid = (char *) malloc(MAXSSIDLEN);
  93         targetPass = (char *) malloc(MAXNETCREDLEN);
  94
  95         GetTargetNetworkInfoFromProvResource(targetSsid, targetPass);
  96         gEnrolleeStatusCb(ES_OK, ES_PROVISIONED_STATE);
  97         OC_LOG(DEBUG, ES_ENROLLEE_TAG, "Connecting with target network");
  98
  99         // Connecting/onboarding to target network
 100         ConnectToWiFiNetwork(targetSsid, targetPass, OnboardingCallbackTargetNet);
 101     }
 102     else
 103     {
 104        OC_LOG_V(DEBUG, ES_ENROLLEE_TAG, "Provisioning is failed callback result is = %d", esResult);
 105        // Resetting Enrollee to ONBOARDED_STATE as Enrollee is alreday onboarded in previous step
 106        gEnrolleeStatusCb(ES_OK, ES_ON_BOARDED_STATE);
 107     }
 108 }
 109
 110 void OnboardingCallbackTargetNet(ESResult esResult)
 111 {
 112     OC_LOG_V(DEBUG, ES_ENROLLEE_TAG, "OnboardingCallback on target network with result = %d",
 113                                                                                         esResult);
 114     if(esResult == ES_OK)
 115     {
 116         gEnrolleeStatusCb(esResult, ES_ON_BOARDED_TARGET_NETWORK_STATE);
 117     }
 118     else
 119     {
 120         OC_LOG_V(DEBUG, ES_ENROLLEE_TAG,
 121                     "Onboarding is failed on target network and callback result is = %d", esResult);
 122         // Resetting Enrollee state to the ES_PROVISIONED_STATE
 123         // as device is already being provisioned with target network creds.
 124         gEnrolleeStatusCb(esResult, ES_PROVISIONED_STATE);
 125     }
 126 }
 127
 128 static FILE* server_fopen(const char* /*path*/, const char *mode)
 129 {
 130     OC_LOG_V(INFO,ES_ENROLLEE_TAG,"oic_svr_db_server open %s",mode);
 131     FILE *file= fopen("/opt/usr/media/Images/oic_svr_db_server.json", mode);
 132     if(file==NULL)
 133     {
 134         OC_LOG(ERROR,ES_ENROLLEE_TAG,"oic_svr_db_server failed");
 135     }
 136     return file;
 137 }
 138
 139 ESResult InitEasySetup(OCConnectivityType networkType, const char *ssid,
 140                             const char *passwd, EventCallback cb)
 141 {
 142     OC_LOG(INFO, ES_ENROLLEE_TAG, "InitEasySetup IN");
 143     if(!validateParam(networkType,ssid,passwd,cb))
 144     {
 145         OC_LOG(ERROR, ES_ENROLLEE_TAG,
 146                             "InitEasySetup::Stopping Easy setup due to invalid parameters");
 147         return ES_ERROR;
 148     }
 149
 150     //Init callback
 151     gEnrolleeStatusCb = cb;
 152
 153     // TODO : This onboarding state has to be set by lower layer, as they better
 154     // knows when actually on-boarding started.
 155     cb(ES_ERROR,ES_ON_BOARDING_STATE);
 156
 157     OC_LOG(INFO, ES_ENROLLEE_TAG, "received callback");
 158     OC_LOG(INFO, ES_ENROLLEE_TAG, "onboarding now..");
 159
 160     if(!ESOnboard(ssid, passwd, OnboardingCallback))
 161     {
 162         OC_LOG(ERROR, ES_ENROLLEE_TAG, "InitEasySetup::On-boarding failed");
 163         cb(ES_ERROR, ES_INIT_STATE);
 164         return ES_ERROR;
 165     }
 166
 167     OC_LOG(INFO, ES_ENROLLEE_TAG, "InitEasySetup OUT");
 168     return ES_OK;
 169 }
 170
 171 ESResult TerminateEasySetup()
 172 {
 173     if(OCStop() != OC_STACK_OK)
 174     {
 175         OC_LOG(ERROR, ES_ENROLLEE_TAG, "OCStack stop failed");
 176         return ES_ERROR;
 177     }
 178     else
 179     {
 180         OC_LOG(ERROR, ES_ENROLLEE_TAG, "OCStack stop success");
 181         return ES_OK;
 182     }
 183 }
 184
 185 ESResult InitProvisioning()
 186 {
 187     OC_LOG(INFO, ES_ENROLLEE_TAG, "InitProvisioning <<IN>>");
 188
 189    // Initialize the OC Stack in Server mode
 190     if (OCInit(NULL, 0, OC_SERVER) != OC_STACK_OK)
 191     {
 192         OC_LOG(ERROR, ES_ENROLLEE_TAG, "OCStack init error");
 193         return ES_ERROR;
 194     }
 195
 196     if (CreateProvisioningResource() != OC_STACK_OK)
 197     {
 198         OC_LOG(ERROR, ES_ENROLLEE_TAG, "CreateProvisioningResource error");
 199         return ES_ERROR;
 200     }
 201
 202     if (CreateNetworkResource() != OC_STACK_OK)
 203     {
 204         OC_LOG(ERROR, ES_ENROLLEE_TAG, "CreateNetworkResource error");
 205         return ES_ERROR;
 206     }
 207
 208     RegisterResourceEventCallBack(ProvisioningCallback);
 209
 210     OC_LOG(INFO, ES_ENROLLEE_TAG, "InitProvisioning OUT");
 211     return ES_RESOURCECREATED;
 212 }
 213
 214 bool validateParam(OCConnectivityType networkType, const char *ssid, const char *passwd,
 215               EventCallback cb)
 216 {
 217     if (!ssid || !passwd || !cb)
 218     {
 219         OC_LOG(ERROR, ES_ENROLLEE_TAG, "validateParam - Invalid parameters");
 220         return false;
 221     }
 222     return true;
 223 }
 224