[Easy-Setup] Changed the enrollee's cpp files to c files

	- Updated the enrollee SDK.
	- Updated the Linux Application

Change-Id: Ieacc114d8cff3caaeb5e9f5f9cb1cdc972258d31
Signed-off-by: Jay Sharma <jay.sharma@samsung.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/6087Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Madan Lanka <lanka.madan@samsung.com>

service/easy-setup/enrollee/SConscript

@@ -59,7 +59,8 @@ enrollee_env.PrependUnique(CPPPATH = [
 		enrollee_env.get('SRC_DIR') + '/service/easy-setup/inc',
 		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/linux/wifi',
 		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/inc',
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src'])
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/arduino'])
 
 if enrollee_env.get('SECURED') == '1':
 	enrollee_env.AppendUnique(CPPPATH = [
@@ -112,12 +113,12 @@ if target_os == 'arduino':
 es_enrollee_src = None
 
 if target_os == 'linux':
-	es_enrollee_common_src =	[enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/easysetup.cpp',
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/onboarding.cpp',
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/resourcehandler.cpp',
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/softap.cpp',
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/linux/wifi/softapnative.cpp',
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/linux/wifi/networkhandler.cpp']
+	es_enrollee_common_src =	[enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/easysetup.c',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/onboarding.c',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/resourcehandler.c',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/softap.c',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/linux/wifi/softapnative.c',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/linux/wifi/networkhandler.c']
 
 	enrollee_env.AppendUnique(es_enrollee_src = es_enrollee_common_src)
 
@@ -126,21 +127,21 @@ if target_os == 'linux':
 
 if target_os == 'tizen':
 	enrollee_sdk_shared = enrollee_env.SharedLibrary('ESEnrolleeSDK', [
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/easysetup.cpp',
-         	enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/onboarding.cpp',
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/softap.cpp',
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/resourcehandler.cpp',
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/tizen/wifi/networkhandler.cpp',
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/tizen/wifi/softapnative.cpp'])
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/easysetup.c',
+         	enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/onboarding.c',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/softap.c',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/resourcehandler.c',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/tizen/wifi/networkhandler.c',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/tizen/wifi/softapnative.c'])
 	enrollee_env.InstallTarget(enrollee_sdk_shared, 'libESEnrolleeSDK')
 	enrollee_env.UserInstallTargetLib(enrollee_sdk_shared, 'libESEnrolleeSDK')
 
 if target_os == 'arduino':
 	es_sdk_static = enrollee_env.StaticLibrary('ESEnrolleeSDK', [
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/easysetup.cpp',
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/onboarding.cpp',
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/softap.cpp',
-		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/src/resourcehandler.cpp',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/arduino/easysetup.cpp',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/arduino/onboarding.cpp',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/arduino/softap.cpp',
+		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/arduino/resourcehandler.cpp',
 		enrollee_env.get('SRC_DIR') + '/service/easy-setup/enrollee/arduino/wifi/networkhandler.cpp'])
 	enrollee_env.InstallTarget(es_sdk_static, 'libESEnrolleeSDK')
 

service/easy-setup/enrollee/linux/wifi/networkhandler.cpp → service/easy-setup/enrollee/linux/wifi/networkhandler.c

@@ -26,7 +26,7 @@
 #include "easysetup.h"
 #include "oic_string.h"
 
-#define LOG_TAG "TIZEN ES"
+#define LOG_TAG "LINUX ES"
 
 const char *gSsid = "DLNA_LISMORE1";
 const char *gPass = "dlna@010203";

service/easy-setup/enrollee/src/easysetup.c

+//******************************************************************
+//
+// Copyright 2015 Samsung Electronics All Rights Reserved.
+//
+//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
+
+/**
+ * @file
+ *
+ * This file contains the implementation for EasySetup Enrollee device
+ */
+
+#include "easysetup.h"
+#include "softap.h"
+#include "onboarding.h"
+#include "logger.h"
+#include "resourcehandler.h"
+#include "easysetupcallbacks.h"
+
+/**
+ * @var ES_ENROLLEE_TAG
+ * @brief Logging tag for module name.
+ */
+#define ES_ENROLLEE_TAG "ES"
+
+//-----------------------------------------------------------------------------
+// Private variables
+//-----------------------------------------------------------------------------
+
+/**
+ * @var gTargetSsid
+ * @brief Target SSID of the Soft Access point to which the device has to connect
+ */
+static char gTargetSsid[MAXSSIDLEN];
+
+/**
+ * @var gTargetPass
+ * @brief Password of the target access point to which the device has to connect
+ */
+static char gTargetPass[MAXNETCREDLEN];
+
+/**
+ * @var gEnrolleeStatusCb
+ * @brief Fucntion pointer holding the callback for intimation of EasySetup Enrollee status callback
+ */
+static EventCallback gEnrolleeStatusCb = NULL;
+
+/**
+ * @var gIsSecured
+ * @brief Variable to check if secure mode is enabled or not.
+ */
+static bool gIsSecured = false;
+
+void OnboardingCallback(ESResult esResult)
+{
+        OIC_LOG_V(DEBUG, ES_ENROLLEE_TAG, "OnboardingCallback with  result = %d", esResult);
+        if(esResult == ES_OK)
+        {
+            gEnrolleeStatusCb(esResult, ES_ON_BOARDED_STATE);
+        }
+        else
+        {
+            OIC_LOG_V(DEBUG, ES_ENROLLEE_TAG,
+                        "Onboarding is failed callback result is = %d", esResult);
+            gEnrolleeStatusCb(esResult, ES_INIT_STATE);
+        }
+}
+
+void ProvisioningCallback(ESResult esResult)
+{
+    OIC_LOG_V(DEBUG, ES_ENROLLEE_TAG, "ProvisioningCallback with  result = %d", esResult);
+
+    if (esResult == ES_RECVTRIGGEROFPROVRES)
+    {
+        GetTargetNetworkInfoFromProvResource(gTargetSsid, gTargetPass);
+        gEnrolleeStatusCb(ES_OK, ES_PROVISIONED_STATE);
+        OIC_LOG(DEBUG, ES_ENROLLEE_TAG, "Connecting with target network");
+
+        // Connecting/onboarding to target network
+        ConnectToWiFiNetwork(gTargetSsid, gTargetPass, OnboardingCallbackTargetNet);
+    }
+    else
+    {
+       OIC_LOG_V(DEBUG, ES_ENROLLEE_TAG, "Provisioning is failed callback result is = %d", esResult);
+       // Resetting Enrollee to ONBOARDED_STATE as Enrollee is alreday onboarded in previous step
+       gEnrolleeStatusCb(ES_OK, ES_ON_BOARDED_STATE);
+    }
+}
+
+void OnboardingCallbackTargetNet(ESResult esResult)
+{
+    OIC_LOG_V(DEBUG, ES_ENROLLEE_TAG, "OnboardingCallback on target network with result = %d",
+                                                                                        esResult);
+    if(esResult == ES_OK)
+    {
+        gEnrolleeStatusCb(esResult, ES_ON_BOARDED_TARGET_NETWORK_STATE);
+    }
+    else
+    {
+        OIC_LOG_V(DEBUG, ES_ENROLLEE_TAG,
+                    "Onboarding is failed on target network and callback result is = %d", esResult);
+        // Resetting Enrollee state to the ES_PROVISIONED_STATE
+        // as device is already being provisioned with target network creds.
+        gEnrolleeStatusCb(esResult, ES_PROVISIONED_STATE);
+    }
+}
+
+ESResult InitEasySetup(OCConnectivityType networkType, const char *ssid, const char *passwd,
+        bool isSecured,
+        EventCallback cb)
+{
+    OIC_LOG(INFO, ES_ENROLLEE_TAG, "InitEasySetup IN");
+    if(!ValidateParam(networkType,ssid,passwd,cb))
+    {
+        OIC_LOG(ERROR, ES_ENROLLEE_TAG,
+                            "InitEasySetup::Stopping Easy setup due to invalid parameters");
+        return ES_ERROR;
+    }
+
+    //Init callback
+    gEnrolleeStatusCb = cb;
+
+    gIsSecured = isSecured;
+
+    // TODO : This onboarding state has to be set by lower layer, as they better
+    // knows when actually on-boarding started.
+    cb(ES_ERROR,ES_ON_BOARDING_STATE);
+
+    OIC_LOG(INFO, ES_ENROLLEE_TAG, "received callback");
+    OIC_LOG(INFO, ES_ENROLLEE_TAG, "onboarding now..");
+
+    if(!ESOnboard(ssid, passwd, OnboardingCallback))
+    {
+        OIC_LOG(ERROR, ES_ENROLLEE_TAG, "InitEasySetup::On-boarding failed");
+        cb(ES_ERROR, ES_INIT_STATE);
+        return ES_ERROR;
+    }
+
+    OIC_LOG(INFO, ES_ENROLLEE_TAG, "InitEasySetup OUT");
+    return ES_OK;
+}
+
+ESResult TerminateEasySetup()
+{
+    UnRegisterResourceEventCallBack();
+
+    //Delete Prov resource
+    if (DeleteProvisioningResource() != OC_STACK_OK)
+    {
+        OIC_LOG(ERROR, ES_ENROLLEE_TAG, "Deleting prov resource error!!");
+        return ES_ERROR;
+    }
+
+    OIC_LOG(ERROR, ES_ENROLLEE_TAG, "TerminateEasySetup success");
+    return ES_OK;
+}
+
+ESResult InitProvisioning()
+{
+    OIC_LOG(INFO, ES_ENROLLEE_TAG, "InitProvisioning <<IN>>");
+
+    if (CreateProvisioningResource(gIsSecured) != OC_STACK_OK)
+    {
+        OIC_LOG(ERROR, ES_ENROLLEE_TAG, "CreateProvisioningResource error");
+        return ES_ERROR;
+    }
+
+    RegisterResourceEventCallBack(ProvisioningCallback);
+
+    OIC_LOG(INFO, ES_ENROLLEE_TAG, "InitProvisioning OUT");
+    return ES_RESOURCECREATED;
+}
+
+static bool ValidateParam(OCConnectivityType networkType, const char *ssid, const char *passwd,
+              EventCallback cb)
+{
+    if (!ssid || !passwd || !cb)
+    {
+        OIC_LOG(ERROR, ES_ENROLLEE_TAG, "ValidateParam - Invalid parameters");
+        return false;
+    }
+    return true;
+}
+

service/easy-setup/enrollee/src/easysetupcallbacks.h

+//******************************************************************
+//
+// Copyright 2016 Samsung Electronics All Rights Reserved.
+//
+//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
+
+/**
+ * @file
+ *
+ * This file contains private internal callback function 
+ * prototypes for Easy setup [Enrollee]
+ */
+
+#ifndef EASYSETUP_ENROLLEE_CALLBACKS_H__
+#define EASYSETUP_ENROLLEE_CALLBACKS_H__
+
+#include "escommon.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif // __cplusplus
+
+//-----------------------------------------------------------------------------
+// Private internal callback function prototypes for Easy setup [Enrollee]
+//-----------------------------------------------------------------------------
+
+ /* 
+ * Callback for on boarding
+ */
+void OnboardingCallback(ESResult esResult);
+
+ /* 
+ * Callback for provisioning
+ */
+void ProvisioningCallback(ESResult SSSS);
+
+ /* 
+ * Callback for on boarding target Network
+ */
+void OnboardingCallbackTargetNet(ESResult esResult);
+
+ /* 
+ * Function for validating the parameter for InitEasySetup API
+ */
+static bool ValidateParam(OCConnectivityType networkType, const char *ssid, const char *passwd,
+              EventCallback cb);
+
+#ifdef __cplusplus
+}
+#endif // __cplusplus
+
+
+#endif /* EASYSETUP_ENROLLEE_CALLBACKS_H__ */
+
+

service/easy-setup/enrollee/src/onboarding.c

+//******************************************************************
+//
+// Copyright 2015 Samsung Electronics All Rights Reserved.
+//
+//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
+
+/**
+ * @file
+ *
+ * This file has methods for on-boarding the Enrollee device.
+ * This will contain template methods that will have core business logic & negotiation algorithm
+ * on various on-boarding methods.
+ */
+
+#include "easysetup.h"
+#include "softap.h"
+#include "onboarding.h"
+
+#include "logger.h"
+#include "resourcehandler.h"
+
+/**
+ * @var ES_ENROLLEE_TAG
+ * @brief Logging tag for module name.
+ */
+#define ES_ENROLLEE_TAG "ES_SOFTAP"
+
+/**
+ * It will return true on-boarding type is soft AP
+ */
+bool ESSoftapOnboarding()
+{
+    // TODO: To be changed based on user config. Current version, hardcoded to SoftAp onboarding
+    return true;
+}
+
+/**
+ * It will return true on-boarding type is BLE
+ */
+bool ESBleOnboarding()
+{
+    //BLE onboarding is not supported with current version.
+    return false;
+}
+
+/**
+ * It will do onboarding based on the user's configuration.
+ */
+bool ESOnboard(const char * ssid, const char* passwd, NetworkEventCallback cb)
+{
+    OIC_LOG(DEBUG, ES_ENROLLEE_TAG, "ESOnboard IN");
+
+    if (ESSoftapOnboarding())
+    {
+        if (ESSoftapAtEnrollee())
+        {
+            OIC_LOG(DEBUG, ES_ENROLLEE_TAG, "Create SoftAp at enrollee");
+            ESCreateSoftap(ssid, passwd, cb);
+        }
+        else
+        {
+            OIC_LOG(DEBUG, ES_ENROLLEE_TAG, "Connecting to Mediator SoftAp");
+            ConnectToWiFiNetwork(ssid, passwd, cb);
+        }
+        return true;
+    }
+    else if (ESBleOnboarding())
+    {
+        OIC_LOG(ERROR, ES_ENROLLEE_TAG, "ESOnboard::Ble onboarding is not supported");
+        // TODO:
+        return false;
+    }
+    else
+    {
+        // TODO:
+        OIC_LOG(ERROR, ES_ENROLLEE_TAG, "ESOnboard::Invalid onboarding option");
+        return false;
+    }
+}
+

service/easy-setup/enrollee/src/resourcehandler.c

+//******************************************************************
+//
+// Copyright 2015 Samsung Electronics All Rights Reserved.
+//
+//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+//-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
+
+#include "resourcehandler.h"
+
+#include <stdio.h>
+
+#include "ocpayload.h"
+#include "oic_string.h"
+
+/**
+ * @var ES_RH_TAG
+ * @brief Logging tag for module name.
+ */
+#define ES_RH_TAG "ES_RH"
+//-----------------------------------------------------------------------------
+// Private variables
+//-----------------------------------------------------------------------------
+
+/**
+ * @var gProvResource
+ * @brief Structure for holding the Provisioning status and target information required to
+ * connect to the target network
+ */
+static ProvResource gProvResource;
+
+/**
+ * @var gNetResource
+ * @brief Structure forr holding the Provisioning status of network information
+ */
+static NetResource gNetResource;
+
+//-----------------------------------------------------------------------------
+// Private internal function prototypes
+//-----------------------------------------------------------------------------
+OCEntityHandlerResult OCEntityHandlerCb(OCEntityHandlerFlag flag, OCEntityHandlerRequest *ehRequest,
+        void *callback);
+const char *getResult(OCStackResult result);
+OCEntityHandlerResult ProcessGetRequest(OCEntityHandlerRequest *ehRequest, OCRepPayload** payload);
+OCEntityHandlerResult ProcessPutRequest(OCEntityHandlerRequest *ehRequest, OCRepPayload** payload);
+OCEntityHandlerResult ProcessPostRequest(OCEntityHandlerRequest *ehRequest, OCRepPayload** payload);
+OCRepPayload* constructResponse(OCEntityHandlerRequest *ehRequest);
+
+ResourceEventCallback gNetworkInfoProvEventCb = NULL;
+
+void RegisterResourceEventCallBack(ResourceEventCallback cb)
+{
+    gNetworkInfoProvEventCb = cb;
+}
+
+void UnRegisterResourceEventCallBack()
+{
+    if (gNetworkInfoProvEventCb)
+    {
+        gNetworkInfoProvEventCb = NULL;
+    }
+}
+
+void GetTargetNetworkInfoFromProvResource(char *name, char *pass)
+{
+    if (name != NULL && pass != NULL)
+    {
+        OICStrcpy(name, sizeof(name), gProvResource.tnn);
+        OICStrcpy(pass, sizeof(pass), gProvResource.cd);
+    }
+}
+
+OCStackResult CreateProvisioningResource(bool isSecured)
+{
+    gProvResource.ps = ES_PS_NEED_PROVISIONING;
+    gProvResource.tr = ES_PS_TRIGGER_INIT_VALUE;
+
+    gProvResource.tnt = CT_ADAPTER_IP;
+    OICStrcpy(gProvResource.tnn, sizeof(gProvResource.tnn), "Unknown");
+    OICStrcpy(gProvResource.cd, sizeof(gProvResource.cd), "Unknown");
+
+    OCStackResult res = OC_STACK_ERROR;
+    if (isSecured)
+    {
+        res = OCCreateResource(&gProvResource.handle, OC_RSRVD_ES_PROV_RES_TYPE,
+        OC_RSRVD_INTERFACE_DEFAULT,
+        OC_RSRVD_ES_URI_PROV, OCEntityHandlerCb,
+        NULL, OC_DISCOVERABLE | OC_OBSERVABLE | OC_SECURE);
+    }
+    else
+    {
+        res = OCCreateResource(&gProvResource.handle, OC_RSRVD_ES_PROV_RES_TYPE,
+        OC_RSRVD_INTERFACE_DEFAULT,
+        OC_RSRVD_ES_URI_PROV, OCEntityHandlerCb,
+        NULL, OC_DISCOVERABLE | OC_OBSERVABLE);
+    }
+
+    OIC_LOG_V(INFO, ES_RH_TAG, "Created Prov resource with result: %s", getResult(res));
+    return res;
+}
+
+OCStackResult DeleteProvisioningResource()
+{
+    OCStackResult res = OCDeleteResource(gProvResource.handle);
+    if (res != OC_STACK_OK)
+    {
+        OIC_LOG_V(INFO, ES_RH_TAG, "Deleting Prov resource error with result: %s", getResult(res));
+    }
+
+    return res;
+}
+
+OCEntityHandlerResult ProcessGetRequest(OCEntityHandlerRequest *ehRequest, OCRepPayload **payload)
+{
+    OCEntityHandlerResult ehResult = OC_EH_ERROR;
+    if (!ehRequest)
+    {
+        OIC_LOG(ERROR, ES_RH_TAG, "Request is Null");
+        return ehResult;
+    }
+    if (ehRequest->payload && ehRequest->payload->type != PAYLOAD_TYPE_REPRESENTATION)
+    {
+        OIC_LOG(ERROR, ES_RH_TAG, "Incoming payload not a representation");
+        return ehResult;
+    }
+
+    OCRepPayload *getResp = constructResponse(ehRequest);
+    if (!getResp)
+    {
+        OIC_LOG(ERROR, ES_RH_TAG, "constructResponse failed");
+        return OC_EH_ERROR;
+    }
+
+    *payload = getResp;
+    ehResult = OC_EH_OK;
+
+    return ehResult;
+}
+
+OCEntityHandlerResult ProcessPostRequest(OCEntityHandlerRequest *ehRequest, OCRepPayload** payload)
+{
+    OIC_LOG(INFO, ES_RH_TAG, "ProcessPostRequest enter");
+    OCEntityHandlerResult ehResult = OC_EH_ERROR;
+    if (ehRequest->payload && ehRequest->payload->type != PAYLOAD_TYPE_REPRESENTATION)
+    {
+        OIC_LOG(ERROR, ES_RH_TAG, "Incoming payload not a representation");
+        return ehResult;
+    }
+
+    OCRepPayload* input = (OCRepPayload*) (ehRequest->payload);
+    if (!input)
+    {
+        OIC_LOG(ERROR, ES_RH_TAG, "Failed to parse");
+        return ehResult;
+    }
+
+    int64_t tr;
+    if (OCRepPayloadGetPropInt(input, OC_RSRVD_ES_TR, &tr))
+    {
+        // Triggering
+        gProvResource.tr = tr;
+    }
+
+    //ES_PS_PROVISIONING_COMPLETED state indicates that already provisioning is completed.
+    // A new request for provisioning means overriding existing network provisioning information.
+    if (gProvResource.ps == ES_PS_PROVISIONING_COMPLETED && tr == ES_PS_TRIGGER_CONNECTION)
+    {
+        OIC_LOG(DEBUG, ES_RH_TAG, "Provisioning already completed."
+                "Tiggering the network connection");
+
+        if (gNetworkInfoProvEventCb)
+        {