--- /dev/null
+/******************************************************************
+*
+* 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.
+*
+******************************************************************/
+///////////////////////////////////////////////////////////////////////
+//NOTE : This sample server is generated based on ocserverbasicops.cpp
+///////////////////////////////////////////////////////////////////////
+#include "iotivity_config.h"
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#ifdef HAVE_PTHREAD_H
+#include <pthread.h>
+#endif
+#include <signal.h>
+#include "ocstack.h"
+#include "ocpayload.h"
+#include "pinoxmcommon.h"
+
+#ifdef HAVE_WINDOWS_H
+#include <windows.h>
+/** @todo stop-gap for naming issue. Windows.h does not like us to use ERROR */
+#ifdef ERROR
+#undef ERROR
+#endif //ERROR
+#endif //HAVE_WINDOWS_H
+#include "platform_features.h"
+#include "logger.h"
+
+
+#define TAG "SAMPLE_PRECONF_PIN"
+
+int gQuitFlag = 0;
+
+/* Structure to represent a LED resource */
+typedef struct LEDRESOURCE{
+ OCResourceHandle handle;
+ bool state;
+ int power;
+} LEDResource;
+
+static LEDResource LED;
+// This variable determines instance number of the LED resource.
+// Used by POST method to create a new instance of LED resource.
+static int gCurrLedInstance = 0;
+#define SAMPLE_MAX_NUM_POST_INSTANCE 2
+static LEDResource gLedInstance[SAMPLE_MAX_NUM_POST_INSTANCE];
+
+char *gResourceUri= (char *)"/a/led";
+
+//Secure Virtual Resource database for Iotivity Server
+//It contains Server's Identity and the PSK credentials
+//of other devices which the server trusts
+static char CRED_FILE[] = "oic_svr_db_server_preconfpin.dat";
+
+/* Function that creates a new LED resource by calling the
+ * OCCreateResource() method.
+ */
+int createLEDResource (char *uri, LEDResource *ledResource, bool resourceState, int resourcePower);
+
+/* This method converts the payload to JSON format */
+OCRepPayload* constructResponse (OCEntityHandlerRequest *ehRequest);
+
+/* Following methods process the PUT, GET, POST
+ * requests
+ */
+OCEntityHandlerResult ProcessGetRequest (OCEntityHandlerRequest *ehRequest,
+ OCRepPayload **payload);
+OCEntityHandlerResult ProcessPutRequest (OCEntityHandlerRequest *ehRequest,
+ OCRepPayload **payload);
+OCEntityHandlerResult ProcessPostRequest (OCEntityHandlerRequest *ehRequest,
+ OCEntityHandlerResponse *response,
+ OCRepPayload **payload);
+
+/* Entity Handler callback functions */
+OCEntityHandlerResult
+OCEntityHandlerCb (OCEntityHandlerFlag flag,
+ OCEntityHandlerRequest *entityHandlerRequest,
+ void* callbackParam);
+
+const char *getResult(OCStackResult result) {
+ switch (result) {
+ case OC_STACK_OK:
+ return "OC_STACK_OK";
+ case OC_STACK_RESOURCE_CREATED:
+ return "OC_STACK_RESOURCE_CREATED";
+ case OC_STACK_RESOURCE_DELETED:
+ return "OC_STACK_RESOURCE_DELETED";
+ case OC_STACK_INVALID_URI:
+ return "OC_STACK_INVALID_URI";
+ case OC_STACK_INVALID_QUERY:
+ return "OC_STACK_INVALID_QUERY";
+ case OC_STACK_INVALID_IP:
+ return "OC_STACK_INVALID_IP";
+ case OC_STACK_INVALID_PORT:
+ return "OC_STACK_INVALID_PORT";
+ case OC_STACK_INVALID_CALLBACK:
+ return "OC_STACK_INVALID_CALLBACK";
+ case OC_STACK_INVALID_METHOD:
+ return "OC_STACK_INVALID_METHOD";
+ case OC_STACK_NO_MEMORY:
+ return "OC_STACK_NO_MEMORY";
+ case OC_STACK_COMM_ERROR:
+ return "OC_STACK_COMM_ERROR";
+ case OC_STACK_INVALID_PARAM:
+ return "OC_STACK_INVALID_PARAM";
+ case OC_STACK_NOTIMPL:
+ return "OC_STACK_NOTIMPL";
+ case OC_STACK_NO_RESOURCE:
+ return "OC_STACK_NO_RESOURCE";
+ case OC_STACK_RESOURCE_ERROR:
+ return "OC_STACK_RESOURCE_ERROR";
+ case OC_STACK_SLOW_RESOURCE:
+ return "OC_STACK_SLOW_RESOURCE";
+ case OC_STACK_NO_OBSERVERS:
+ return "OC_STACK_NO_OBSERVERS";
+ #ifdef WITH_PRESENCE
+ case OC_STACK_PRESENCE_STOPPED:
+ return "OC_STACK_PRESENCE_STOPPED";
+ #endif
+ case OC_STACK_ERROR:
+ return "OC_STACK_ERROR";
+ default:
+ return "UNKNOWN";
+ }
+}
+
+OCRepPayload* getPayload(const char* uri, int64_t power, bool state)
+{
+ OCRepPayload* payload = OCRepPayloadCreate();
+ if(!payload)
+ {
+ OIC_LOG(ERROR, TAG, "Failed to allocate Payload");
+ return NULL;
+ }
+
+ OCRepPayloadSetUri(payload, uri);
+ OCRepPayloadSetPropBool(payload, "state", state);
+ OCRepPayloadSetPropInt(payload, "power", power);
+
+ return payload;
+}
+
+//This function takes the request as an input and returns the response
+OCRepPayload* constructResponse (OCEntityHandlerRequest *ehRequest)
+{
+ if(ehRequest->payload && ehRequest->payload->type != PAYLOAD_TYPE_REPRESENTATION)
+ {
+ OIC_LOG(ERROR, TAG, "Incoming payload not a representation");
+ return NULL;
+ }
+
+ OCRepPayload* input = (OCRepPayload*)(ehRequest->payload);
+
+ LEDResource *currLEDResource = &LED;
+
+ if (ehRequest->resource == gLedInstance[0].handle)
+ {
+ currLEDResource = &gLedInstance[0];
+ gResourceUri = (char *) "/a/led/0";
+ }
+ else if (ehRequest->resource == gLedInstance[1].handle)
+ {
+ currLEDResource = &gLedInstance[1];
+ gResourceUri = (char *) "/a/led/1";
+ }
+
+ if(OC_REST_PUT == ehRequest->method)
+ {
+ // Get pointer to query
+ int64_t pow;
+ if(OCRepPayloadGetPropInt(input, "power", &pow))
+ {
+ currLEDResource->power =pow;
+ }
+
+ bool state;
+ if(OCRepPayloadGetPropBool(input, "state", &state))
+ {
+ currLEDResource->state = state;
+ }
+ }
+
+ return getPayload(gResourceUri, currLEDResource->power, currLEDResource->state);
+}
+
+OCEntityHandlerResult ProcessGetRequest (OCEntityHandlerRequest *ehRequest,
+ OCRepPayload **payload)
+{
+ OCEntityHandlerResult ehResult;
+
+ OCRepPayload *getResp = constructResponse(ehRequest);
+
+ if(getResp)
+ {
+ *payload = getResp;
+ ehResult = OC_EH_OK;
+ }
+ else
+ {
+ ehResult = OC_EH_ERROR;
+ }
+
+ return ehResult;
+}
+
+OCEntityHandlerResult ProcessPutRequest (OCEntityHandlerRequest *ehRequest,
+ OCRepPayload **payload)
+{
+ OCEntityHandlerResult ehResult;
+
+ OCRepPayload *putResp = constructResponse(ehRequest);
+
+ if(putResp)
+ {
+ *payload = putResp;
+ ehResult = OC_EH_OK;
+ }
+ else
+ {
+ ehResult = OC_EH_ERROR;
+ }
+
+ return ehResult;
+}
+
+OCEntityHandlerResult ProcessPostRequest (OCEntityHandlerRequest *ehRequest,
+ OCEntityHandlerResponse *response, OCRepPayload **payload)
+{
+ OCRepPayload *respPLPost_led = NULL;
+ OCEntityHandlerResult ehResult = OC_EH_OK;
+
+ /*
+ * The entity handler determines how to process a POST request.
+ * Per the REST paradigm, POST can also be used to update representation of existing
+ * resource or create a new resource.
+ * In the sample below, if the POST is for /a/led then a new instance of the LED
+ * resource is created with default representation (if representation is included in
+ * POST payload it can be used as initial values) as long as the instance is
+ * lesser than max new instance count. Once max instance count is reached, POST on
+ * /a/led updated the representation of /a/led (just like PUT)
+ */
+
+ if (ehRequest->resource == LED.handle)
+ {
+ if (gCurrLedInstance < SAMPLE_MAX_NUM_POST_INSTANCE)
+ {
+ // Create new LED instance
+ char newLedUri[15] = "/a/led/";
+ int newLedUriLength = strlen(newLedUri);
+ snprintf (newLedUri + newLedUriLength, sizeof(newLedUri)-newLedUriLength, "%d", gCurrLedInstance);
+
+ respPLPost_led = OCRepPayloadCreate();
+ OCRepPayloadSetUri(respPLPost_led, gResourceUri);
+ OCRepPayloadSetPropString(respPLPost_led, "createduri", newLedUri);
+
+ if (0 == createLEDResource (newLedUri, &gLedInstance[gCurrLedInstance], false, 0))
+ {
+ OIC_LOG (INFO, TAG, "Created new LED instance");
+ gLedInstance[gCurrLedInstance].state = 0;
+ gLedInstance[gCurrLedInstance].power = 0;
+ gCurrLedInstance++;
+ strncpy ((char *)response->resourceUri, newLedUri, sizeof(response->resourceUri));
+ ehResult = OC_EH_RESOURCE_CREATED;
+ }
+ }
+ else
+ {
+ respPLPost_led = constructResponse(ehRequest);
+ }
+ }
+ else
+ {
+ for (int i = 0; i < SAMPLE_MAX_NUM_POST_INSTANCE; i++)
+ {
+ if (ehRequest->resource == gLedInstance[i].handle)
+ {
+ if (i == 0)
+ {
+ respPLPost_led = constructResponse(ehRequest);
+ break;
+ }
+ else if (i == 1)
+ {
+ respPLPost_led = constructResponse(ehRequest);
+ }
+ }
+ }
+ }
+
+ if (respPLPost_led != NULL)
+ {
+ *payload = respPLPost_led;
+ ehResult = OC_EH_OK;
+ }
+ else
+ {
+ OIC_LOG_V (INFO, TAG, "Payload was NULL");
+ ehResult = OC_EH_ERROR;
+ }
+
+ return ehResult;
+}
+
+OCEntityHandlerResult
+OCEntityHandlerCb (OCEntityHandlerFlag flag,
+ OCEntityHandlerRequest *entityHandlerRequest,
+ void* callbackParam)
+{
+ OIC_LOG_V (INFO, TAG, "Inside entity handler - flags: 0x%x", flag);
+ (void)callbackParam;
+ OCEntityHandlerResult ehResult = OC_EH_ERROR;
+
+ OCEntityHandlerResponse response;
+ memset(&response, 0, sizeof(response));
+
+ // Validate pointer
+ if (!entityHandlerRequest)
+ {
+ OIC_LOG (ERROR, TAG, "Invalid request pointer");
+ return OC_EH_ERROR;
+ }
+
+ OCRepPayload* payload = NULL;
+
+ if (flag & OC_REQUEST_FLAG)
+ {
+ OIC_LOG (INFO, TAG, "Flag includes OC_REQUEST_FLAG");
+ if (entityHandlerRequest)
+ {
+ if (OC_REST_GET == entityHandlerRequest->method)
+ {
+ OIC_LOG (INFO, TAG, "Received OC_REST_GET from client");
+ ehResult = ProcessGetRequest (entityHandlerRequest, &payload);
+ }
+ else if (OC_REST_PUT == entityHandlerRequest->method)
+ {
+ OIC_LOG (INFO, TAG, "Received OC_REST_PUT from client");
+ ehResult = ProcessPutRequest (entityHandlerRequest, &payload);
+ }
+ else if (OC_REST_POST == entityHandlerRequest->method)
+ {
+ OIC_LOG (INFO, TAG, "Received OC_REST_POST from client");
+ ehResult = ProcessPostRequest (entityHandlerRequest, &response, &payload);
+ }
+ else
+ {
+ OIC_LOG_V (INFO, TAG, "Received unsupported method %d from client",
+ entityHandlerRequest->method);
+ ehResult = OC_EH_ERROR;
+ }
+
+ if (ehResult == OC_EH_OK && ehResult != OC_EH_FORBIDDEN)
+ {
+ // Format the response. Note this requires some info about the request
+ response.requestHandle = entityHandlerRequest->requestHandle;
+ response.resourceHandle = entityHandlerRequest->resource;
+ response.ehResult = ehResult;
+ response.payload = (OCPayload*)(payload);
+ response.numSendVendorSpecificHeaderOptions = 0;
+ memset(response.sendVendorSpecificHeaderOptions, 0,
+ sizeof(response.sendVendorSpecificHeaderOptions));
+ memset(response.resourceUri, 0, sizeof(response.resourceUri));
+ // Indicate that response is NOT in a persistent buffer
+ response.persistentBufferFlag = 0;
+
+ // Send the response
+ if (OCDoResponse(&response) != OC_STACK_OK)
+ {
+ OIC_LOG(ERROR, TAG, "Error sending response");
+ ehResult = OC_EH_ERROR;
+ }
+ }
+ }
+ }
+
+ OCPayloadDestroy(response.payload);
+ return ehResult;
+}
+
+/* SIGINT handler: set gQuitFlag to 1 for graceful termination */
+void handleSigInt(int signum)
+{
+ if (signum == SIGINT)
+ {
+ gQuitFlag = 1;
+ }
+}
+
+FILE* server_fopen(const char *path, const char *mode)
+{
+ (void)path;
+ return fopen(CRED_FILE, mode);
+}
+
+int main()
+{
+ struct timespec timeout;
+
+ OIC_LOG(DEBUG, TAG, "OCServer is starting...");
+
+ // Initialize Persistent Storage for SVR database
+ OCPersistentStorage ps = {server_fopen, fread, fwrite, fclose, unlink};
+
+ OCRegisterPersistentStorageHandler(&ps);
+
+ if (OCInit(NULL, 0, OC_SERVER) != OC_STACK_OK)
+ {
+ OIC_LOG(ERROR, TAG, "OCStack init error");
+ return 0;
+ }
+
+ /*
+ * Declare and create the example resource: LED
+ */
+ createLEDResource(gResourceUri, &LED, false, 0);
+
+ timeout.tv_sec = 0;
+ timeout.tv_nsec = 100000000L;
+
+ // Break from loop with Ctrl-C
+ OIC_LOG(INFO, TAG, "Entering ocserver main loop...");
+ signal(SIGINT, handleSigInt);
+ while (!gQuitFlag)
+ {
+ if (OCProcess() != OC_STACK_OK)
+ {
+ OIC_LOG(ERROR, TAG, "OCStack process error");
+ return 0;
+ }
+ nanosleep(&timeout, NULL);
+ }
+
+ OIC_LOG(INFO, TAG, "Exiting ocserver main loop...");
+
+ if (OCStop() != OC_STACK_OK)
+ {
+ OIC_LOG(ERROR, TAG, "OCStack process error");
+ }
+
+ return 0;
+}
+
+int createLEDResource (char *uri, LEDResource *ledResource, bool resourceState, int resourcePower)
+{
+ if (!uri)
+ {
+ OIC_LOG(ERROR, TAG, "Resource URI cannot be NULL");
+ return -1;
+ }
+
+ ledResource->state = resourceState;
+ ledResource->power= resourcePower;
+ OCStackResult res = OCCreateResource(&(ledResource->handle),
+ "core.led",
+ OC_RSRVD_INTERFACE_DEFAULT,
+ uri,
+ OCEntityHandlerCb,
+ NULL,
+ OC_DISCOVERABLE|OC_OBSERVABLE | OC_SECURE);
+ OIC_LOG_V(INFO, TAG, "Created LED resource with result: %s", getResult(res));
+
+ return 0;
+}
projects / platform / upstream / iotivity.git / commitdiff