/*!
* \brief Handles the SOAP requests to querry the state variables.
* This functionality has been deprecated in the UPnP V1.0 architecture.
*/
static UPNP_INLINE void handle_query_variable(
IN SOCKINFO *info,
IN http_message_t *request,
IN IXML_Document *xml_doc)
{
UpnpStateVarRequest *variable = UpnpStateVarRequest_new();
Upnp_FunPtr soap_event_callback;
void *cookie;
char var_name[LINE_SIZE];
const char *err_str;
int err_code;
if (get_var_name(xml_doc, var_name) != 0) {
send_error_response(info, SOAP_INVALID_VAR,
Soap_Invalid_Var, request);
return;
}
/* get info for event */
err_code = get_device_info(request, 1, xml_doc,
info->foreign_sockaddr.ss_family,
(UpnpString *)UpnpStateVarRequest_get_DevUDN(variable),
(UpnpString *)UpnpStateVarRequest_get_ServiceID(variable),
&soap_event_callback, &cookie);
if (err_code != 0) {
send_error_response(info, SOAP_INVALID_VAR,
Soap_Invalid_Var, request);
return;
}
UpnpStateVarRequest_set_ErrCode(variable, UPNP_E_SUCCESS);
UpnpStateVarRequest_strcpy_StateVarName(variable, var_name);
UpnpStateVarRequest_set_CtrlPtIPAddr(variable, &info->foreign_sockaddr);
/* send event */
soap_event_callback(UPNP_CONTROL_GET_VAR_REQUEST, variable, cookie);
UpnpPrintf(UPNP_INFO, SOAP, __FILE__, __LINE__,
"Return from callback for var request\n");
/* validate, and handle result */
if (UpnpStateVarRequest_get_CurrentVal(variable) == NULL) {
err_code = SOAP_ACTION_FAILED;
err_str = Soap_Action_Failed;
send_error_response(info, SOAP_INVALID_VAR, Soap_Invalid_Var,
request);
return;
}
if (UpnpStateVarRequest_get_ErrCode(variable) != UPNP_E_SUCCESS) {
if (UpnpString_get_Length(UpnpStateVarRequest_get_ErrStr(variable)) > 0) {
err_code = SOAP_INVALID_VAR;
err_str = Soap_Invalid_Var;
} else {
err_code = UpnpStateVarRequest_get_ErrCode(variable);
err_str = UpnpStateVarRequest_get_ErrStr_cstr(variable);
}
send_error_response(info, err_code, err_str, request);
return;
}
/* send response */
send_var_query_response(info, UpnpStateVarRequest_get_CurrentVal(variable), request);
UpnpStateVarRequest_delete(variable);
}
int TvDeviceHandleGetVarRequest(UpnpStateVarRequest *cgv_event)
{
unsigned int i = 0;
int j = 0;
int getvar_succeeded = 0;
UpnpStateVarRequest_set_CurrentVal(cgv_event, NULL);
ithread_mutex_lock(&TVDevMutex);
for (i = 0; i < TV_SERVICE_SERVCOUNT; i++) {
/* check udn and service id */
const char *devUDN =
UpnpString_get_String(UpnpStateVarRequest_get_DevUDN(cgv_event));
const char *serviceID =
UpnpString_get_String(UpnpStateVarRequest_get_ServiceID(cgv_event));
if (strcmp(devUDN, tv_service_table[i].UDN) == 0 &&
strcmp(serviceID, tv_service_table[i].ServiceId) == 0) {
/* check variable name */
for (j = 0; j < tv_service_table[i].VariableCount; j++) {
const char *stateVarName = UpnpString_get_String(
UpnpStateVarRequest_get_StateVarName(cgv_event));
if (strcmp(stateVarName,
tv_service_table[i].VariableName[j]) == 0) {
getvar_succeeded = 1;
UpnpStateVarRequest_set_CurrentVal(cgv_event,
tv_service_table[i].VariableStrVal[j]);
break;
}
}
}
}
if (getvar_succeeded) {
UpnpStateVarRequest_set_ErrCode(cgv_event, UPNP_E_SUCCESS);
} else {
SampleUtil_Print("Error in UPNP_CONTROL_GET_VAR_REQUEST callback:\n"
" Unknown variable name = %s\n",
UpnpString_get_String(UpnpStateVarRequest_get_StateVarName(cgv_event)));
UpnpStateVarRequest_set_ErrCode(cgv_event, 404);
UpnpStateVarRequest_strcpy_ErrStr(cgv_event, "Invalid Variable");
}
ithread_mutex_unlock(&TVDevMutex);
return UpnpStateVarRequest_get_ErrCode(cgv_event) == UPNP_E_SUCCESS;
}
