MyErrorCode HttpConnect::ProcessRequest(const HttpRequest& cRequest, HttpResponse& cResponse)
{
MyErrorCode eResult = E_INVALID_REQ;
switch (cRequest.m_eReqType)
{
case HttpRequest::HTTP_GET:
eResult = ProcessGetRequest(cRequest, cResponse);
break;
case HttpRequest::HTTP_POST:
eResult = ProcessPostRequest(cRequest, cResponse);
break;
default:
eResult = E_INVALID_REQ;
break;
}
#ifdef _DEBUG
std::cout
<< "Request url:" << std::endl
<< "\t" << cRequest.m_strUrl << std::endl
<< "Response:" << std::endl
<< "\t" << cResponse.m_strResponse << std::endl << std::endl;
#endif
return eResult;
}
// SIGINT alarm handler: alarm set by entity handler. Does
// slow response when fired
void AlarmHandler(int sig)
{
if (sig == SIGALRM)
{
OC_LOG (INFO, TAG, "Server starting slow response");
if (gRequestList.empty())
{
OC_LOG (INFO, TAG, "No requests to service");
return;
}
// Get the request from the list
OCEntityHandlerRequest *entityHandlerRequest = gRequestList.front();
gRequestList.pop_front();
if (entityHandlerRequest->method == OC_REST_GET)
{
OC_LOG (INFO, TAG, "Received OC_REST_GET from client");
ProcessGetRequest (entityHandlerRequest);
}
else
{
OC_LOG_V (INFO, TAG, "Received unsupported method %d from client",
entityHandlerRequest->method);
}
// Free the request
OCFree(entityHandlerRequest->query);
OCFree(entityHandlerRequest->reqJSONPayload);
OCFree(entityHandlerRequest);
// If there are more requests in list, re-arm the alarm signal
if (gRequestList.empty())
{
alarm(SLOW_RESPONSE_DELAY_SEC);
}
}
}
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;
}
OCEntityHandlerResult
OCEntityHandlerCb (OCEntityHandlerFlag flag,
OCEntityHandlerRequest *entityHandlerRequest)
{
OC_LOG_V (INFO, TAG, "Inside entity handler - flags: 0x%x", flag);
OCEntityHandlerResult ehResult = OC_EH_OK;
OCEntityHandlerResponse response;
char payload[MAX_RESPONSE_LENGTH] = {0};
// Validate pointer
if (!entityHandlerRequest)
{
OC_LOG (ERROR, TAG, "Invalid request pointer");
return OC_EH_ERROR;
}
// Initialize certain response fields
response.numSendVendorSpecificHeaderOptions = 0;
memset(response.sendVendorSpecificHeaderOptions, 0, sizeof response.sendVendorSpecificHeaderOptions);
memset(response.resourceUri, 0, sizeof response.resourceUri);
if (flag & OC_INIT_FLAG)
{
OC_LOG (INFO, TAG, "Flag includes OC_INIT_FLAG");
}
if (flag & OC_REQUEST_FLAG)
{
OC_LOG (INFO, TAG, "Flag includes OC_REQUEST_FLAG");
if (OC_REST_GET == entityHandlerRequest->method)
{
OC_LOG (INFO, TAG, "Received OC_REST_GET from client");
ehResult = ProcessGetRequest (entityHandlerRequest, payload, sizeof(payload) - 1);
}
else if (OC_REST_PUT == entityHandlerRequest->method)
{
OC_LOG (INFO, TAG, "Received OC_REST_PUT from client");
ehResult = ProcessPutRequest (entityHandlerRequest, payload, sizeof(payload) - 1);
}
else if (OC_REST_POST == entityHandlerRequest->method)
{
OC_LOG (INFO, TAG, "Received OC_REST_POST from client");
ehResult = ProcessPostRequest (entityHandlerRequest, &response, payload, sizeof(payload) - 1);
}
else if (OC_REST_DELETE == entityHandlerRequest->method)
{
OC_LOG (INFO, TAG, "Received OC_REST_DELETE from client");
ehResult = ProcessDeleteRequest (entityHandlerRequest, payload, sizeof(payload) - 1);
}
else
{
OC_LOG_V (INFO, TAG, "Received unsupported method %d from client",
entityHandlerRequest->method);
}
// If the result isn't an error or forbidden, send response
if (!((ehResult == OC_EH_ERROR) || (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 = (unsigned char *)payload;
response.payloadSize = strlen(payload);
// Indicate that response is NOT in a persistent buffer
response.persistentBufferFlag = 0;
// Handle vendor specific options
if(entityHandlerRequest->rcvdVendorSpecificHeaderOptions &&
entityHandlerRequest->numRcvdVendorSpecificHeaderOptions)
{
OC_LOG (INFO, TAG, "Received vendor specific options");
uint8_t i = 0;
OCHeaderOption * rcvdOptions = entityHandlerRequest->rcvdVendorSpecificHeaderOptions;
for( i = 0; i < entityHandlerRequest->numRcvdVendorSpecificHeaderOptions; i++)
{
if(((OCHeaderOption)rcvdOptions[i]).protocolID == OC_COAP_ID)
{
OC_LOG_V(INFO, TAG, "Received option with OC_COAP_ID and ID %u with",
((OCHeaderOption)rcvdOptions[i]).optionID );
OC_LOG_BUFFER(INFO, TAG, ((OCHeaderOption)rcvdOptions[i]).optionData,
((OCHeaderOption)rcvdOptions[i]).optionLength);
}
}
OCHeaderOption * sendOptions = response.sendVendorSpecificHeaderOptions;
uint8_t option2[] = {21,22,23,24,25,26,27,28,29,30};
uint8_t option3[] = {31,32,33,34,35,36,37,38,39,40};
sendOptions[0].protocolID = OC_COAP_ID;
sendOptions[0].optionID = 2248;
memcpy(sendOptions[0].optionData, option2, sizeof(option2));
sendOptions[0].optionLength = 10;
sendOptions[1].protocolID = OC_COAP_ID;
sendOptions[1].optionID = 2600;
memcpy(sendOptions[1].optionData, option3, sizeof(option3));
sendOptions[1].optionLength = 10;
response.numSendVendorSpecificHeaderOptions = 2;
}
// Send the response
if (OCDoResponse(&response) != OC_STACK_OK)
{
OC_LOG(ERROR, TAG, "Error sending response");
ehResult = OC_EH_ERROR;
}
}
}
if (flag & OC_OBSERVE_FLAG)
{
OC_LOG(INFO, TAG, "Flag includes OC_OBSERVE_FLAG");
if (OC_OBSERVE_REGISTER == entityHandlerRequest->obsInfo.action)
{
OC_LOG (INFO, TAG, "Received OC_OBSERVE_REGISTER from client");
ProcessObserveRegister (entityHandlerRequest);
}
else if (OC_OBSERVE_DEREGISTER == entityHandlerRequest->obsInfo.action)
{
OC_LOG (INFO, TAG, "Received OC_OBSERVE_DEREGISTER from client");
ProcessObserveDeregister (entityHandlerRequest);
}
}
return ehResult;
}
OCEntityHandlerResult
OCDeviceEntityHandlerCb (OCEntityHandlerFlag flag,
OCEntityHandlerRequest *entityHandlerRequest, char* uri)
{
OC_LOG_V (INFO, TAG, "Inside device default entity handler - flags: 0x%x, uri: %s", flag, uri);
OCEntityHandlerResult ehResult = OC_EH_OK;
OCEntityHandlerResponse response;
char payload[MAX_RESPONSE_LENGTH] = {0};
// Validate pointer
if (!entityHandlerRequest)
{
OC_LOG (ERROR, TAG, "Invalid request pointer");
return OC_EH_ERROR;
}
// Initialize certain response fields
response.numSendVendorSpecificHeaderOptions = 0;
memset(response.sendVendorSpecificHeaderOptions, 0, sizeof response.sendVendorSpecificHeaderOptions);
memset(response.resourceUri, 0, sizeof response.resourceUri);
if (flag & OC_INIT_FLAG)
{
OC_LOG (INFO, TAG, "Flag includes OC_INIT_FLAG");
}
if (flag & OC_REQUEST_FLAG)
{
OC_LOG (INFO, TAG, "Flag includes OC_REQUEST_FLAG");
if (entityHandlerRequest->resource == NULL) {
OC_LOG (INFO, TAG, "Received request from client to a non-existing resource");
ehResult = ProcessNonExistingResourceRequest(entityHandlerRequest, payload, sizeof(payload) - 1);
}
else if (OC_REST_GET == entityHandlerRequest->method)
{
OC_LOG (INFO, TAG, "Received OC_REST_GET from client");
ehResult = ProcessGetRequest (entityHandlerRequest, payload, sizeof(payload) - 1);
}
else if (OC_REST_PUT == entityHandlerRequest->method)
{
OC_LOG (INFO, TAG, "Received OC_REST_PUT from client");
ehResult = ProcessPutRequest (entityHandlerRequest, payload, sizeof(payload) - 1);
}
else if (OC_REST_DELETE == entityHandlerRequest->method)
{
OC_LOG (INFO, TAG, "Received OC_REST_DELETE from client");
ehResult = ProcessDeleteRequest (entityHandlerRequest, payload, sizeof(payload) - 1);
}
else
{
OC_LOG_V (INFO, TAG, "Received unsupported method %d from client",
entityHandlerRequest->method);
ehResult = OC_EH_ERROR;
}
// If the result isn't an error or forbidden, send response
if (!((ehResult == OC_EH_ERROR) || (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 = (unsigned char *)payload;
response.payloadSize = strlen(payload);
// Indicate that response is NOT in a persistent buffer
response.persistentBufferFlag = 0;
// Send the response
if (OCDoResponse(&response) != OC_STACK_OK)
{
OC_LOG(ERROR, TAG, "Error sending response");
ehResult = OC_EH_ERROR;
}
}
}
if (flag & OC_OBSERVE_FLAG)
{
OC_LOG(INFO, TAG, "Flag includes OC_OBSERVE_FLAG");
if (OC_OBSERVE_REGISTER == entityHandlerRequest->obsInfo.action)
{
OC_LOG (INFO, TAG, "Received OC_OBSERVE_REGISTER from client");
}
else if (OC_OBSERVE_DEREGISTER == entityHandlerRequest->obsInfo.action)
{
OC_LOG (INFO, TAG, "Received OC_OBSERVE_DEREGISTER from client");
}
}
return ehResult;
}
/**
* This is the entity handler for the registered resource.
* This is invoked by OCStack whenever it recevies a request for this resource.
*/
OCEntityHandlerResult OCEntityHandlerCb(OCEntityHandlerFlag flag,
OCEntityHandlerRequest* entityHandlerRequest, void *callback)
{
(void) callback;
OCEntityHandlerResult ehRet = OC_EH_OK;
OCEntityHandlerResponse response =
{ 0, 0, OC_EH_ERROR, 0, 0,
{ },
{ 0 }, false };
OCRepPayload* payload = NULL;
if (entityHandlerRequest && (flag & OC_REQUEST_FLAG))
{
if (OC_REST_GET == entityHandlerRequest->method)
{
OIC_LOG(INFO, ES_RH_TAG, "Received GET request");
ehRet = ProcessGetRequest(entityHandlerRequest, &payload);
}
else if (OC_REST_PUT == entityHandlerRequest->method)
{
OIC_LOG(INFO, ES_RH_TAG, "Received PUT request");
//PUT request will be handled in the internal implementation
if (gProvResource.handle != NULL
&& entityHandlerRequest->resource == gProvResource.handle)
{
ehRet = ProcessPutRequest(entityHandlerRequest, &payload);
}
else
{
OIC_LOG(ERROR, ES_RH_TAG, "Cannot process put");
ehRet = OC_EH_ERROR;
}
}
else if (OC_REST_POST == entityHandlerRequest->method)
{
OIC_LOG(INFO, ES_RH_TAG, "Received OC_REST_POST from client");
if (gProvResource.handle != NULL
&& entityHandlerRequest->resource == gProvResource.handle)
{
ehRet = ProcessPostRequest(entityHandlerRequest, &payload);
}
else
{
OIC_LOG(ERROR, ES_RH_TAG, "Cannot process put");
ehRet = OC_EH_ERROR;
}
}
if (ehRet == OC_EH_OK)
{
// Format the response. Note this requires some info about the request
response.requestHandle = entityHandlerRequest->requestHandle;
response.resourceHandle = entityHandlerRequest->resource;
response.ehResult = ehRet;
//response uses OCPaylod while all get,put methodes use OCRepPayload
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, ES_RH_TAG, "Error sending response");
ehRet = OC_EH_ERROR;
}
}
}
return ehRet;
}
// This is the entity handler for the registered resource.
// This is invoked by OCStack whenever it recevies a request for this resource.
OCEntityHandlerResult OCEntityHandlerCb(OCEntityHandlerFlag flag,
OCEntityHandlerRequest* entityHandlerRequest, void *callback)
{
(void) callback;
OCEntityHandlerResult ehRet = OC_EH_OK;
OCEntityHandlerResponse response =
{ 0 };
OCRepPayload* payload = NULL;
if (entityHandlerRequest && (flag & OC_REQUEST_FLAG))
{
if (OC_REST_GET == entityHandlerRequest->method)
{
OC_LOG(INFO, ES_RH_TAG, "Received GET request");
ehRet = ProcessGetRequest(entityHandlerRequest, &payload);
}
else if (OC_REST_PUT == entityHandlerRequest->method)
{
OC_LOG(INFO, ES_RH_TAG, "Received PUT request");
if (g_prov.handle != NULL && entityHandlerRequest->resource == g_prov.handle)
{
ehRet = ProcessPutRequest(entityHandlerRequest, &payload);
}
else
{
ehRet = OC_EH_ERROR;
}
}
else if (OC_REST_POST == entityHandlerRequest->method)
{
// TODO: As of now, POST request will be not received.
OC_LOG(INFO, ES_RH_TAG, "Received OC_REST_POST from client");
//ehRet = ProcessPostRequest (entityHandlerRequest, payload, sizeof(payload) - 1);
}
if (ehRet == OC_EH_OK)
{
// Format the response. Note this requires some info about the request
response.requestHandle = entityHandlerRequest->requestHandle;
response.resourceHandle = entityHandlerRequest->resource;
response.ehResult = ehRet;
//response uses OCPaylod while all get,put methodes use OCRepPayload
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)
{
OC_LOG(ERROR, ES_RH_TAG, "Error sending response");
ehRet = OC_EH_ERROR;
}
}
}
if (g_flag == 1)
{
g_cbForResEvent(ES_RECVTRIGGEROFPROVRES);
g_flag = 0;
}
return ehRet;
}
