static bool read_modem_present()
{
// read the modem present using Nyx
nyx_error_t error = NYX_ERROR_GENERIC;
nyx_device_handle_t device = NULL;
const char *modem_present;
bool ismodem_present=true;
error = nyx_init();
if (NYX_ERROR_NONE == error)
{
error = nyx_device_open(NYX_DEVICE_DEVICE_INFO, "Main", &device);
if (NYX_ERROR_NONE == error && NULL != device)
{
error = nyx_device_info_query(device, NYX_DEVICE_INFO_MODEM_PRESENT, &modem_present);
if (NYX_ERROR_NONE == error)
{
if(g_strcmp0(modem_present,"N")==0)
{
ismodem_present=false;
}
}
nyx_device_close(device);
}
nyx_deinit();
}
return ismodem_present;
}
void novacom_nduid_init(void)
{
int i;
//initialize nduid for cases nyx-lib is not usable
for (i=0; i < NOVACOM_NDUID_CHRLEN; i++) {
nduid[i] = "0123456789abcdef"[rand() & 0xf];
}
nduid[NOVACOM_NDUID_CHRLEN] = '\0';
#ifndef WEBOS_TARGET_MACHINE_IMPL_HOST
nyx_device_handle_t device = NULL;
nyx_error_t error = NYX_ERROR_NONE;
error = nyx_init();
if(NYX_ERROR_NONE == error)
{
error = nyx_device_open(NYX_DEVICE_DEVICE_INFO, "Main", &device);
if(NULL != device && NYX_ERROR_NONE == error)
{
// Error value left unchecked on purpose. If NDUID reading fails for
// some reason, initialized value is used.
(void) nyx_device_info_get_info(device, NYX_DEVICE_INFO_NDUID, nduid,
NOVACOM_NDUID_STRLEN);
nyx_device_close(device);
}
nyx_deinit();
}
#endif // !WEBOS_TARGET_MACHINE_IMPL_HOST
}
/*!
\page com_palm_device_info_service
\n
\section device_info_query query
\e Private. Available only at the private bus.
com.palm.systemservice/deviceInfo/query
\subsection device_info_query_syntax Syntax:
\code
{
"parameters": [string array]
}
\endcode
\param parameters List of requested parameters. If not specified, all available parameters wiil be returned.
\subsection os_info_query_return Returns:
\code
{
"returnValue": boolean,
"errorCode": string
"board_type": string
"bt_addr": string
"device_name": string
"hardware_id": string
"hardware_revision": string
"installer": string
"keyboard_type": string
"modem_present": string
"nduid": string
"product_id": string
"radio_type": string
"ram_size": string
"serial_number": string
"storage_free": string
"storage_size": string
"wifi_addr": string
"last_reset_type": string
"battery_challange": string
"battery_response": string
}
\endcode
\param returnValue Indicates if the call was succesful.
\param errorCode Description of the error if call was not succesful.
\param board_type Board type
\param bt_addr Bluetooth address
\param device_name Device name
\param hardware_id Hardware ID
\param hardware_revision Hardware revision
\param installer Installer
\param keyboard_type Keyboard type
\param modem_present Modem availability
\param nduid NDUID
\param product_id Product ID
\param radio_type Radio type
\param ram_size RAM size
\param serial_number Serial number
\param storage_free Free storage size
\param storage_size Storage size
\param wifi_addr WiFi MAC address
\param last_reset_type Reason code for last reboot (may come from /proc/cmdline)
\param battery_challange Battery challenge
\param battery_response Battery response
All listed parameters can have `not supported` value, if not supported by the device.
\subsection device_info_qeury_examples Examples:
\code
luna-send -n 1 -f luna://com.palm.systemservice/deviceInfo/query '{"parameters":["device_name", "storage_size"]}'
\endcode
Example response for a succesful call:
\code
{
"device_name": "qemux86",
"storage_size": "32 GB",
"returnValue": true
}
\endcode
Example response for a failed call:
\code
{
"errorCode": "Cannot parse json payload"
"returnValue": false,
}
\endcode
*/
bool DeviceInfoService::cbGetDeviceInformation(LSHandle* lsHandle, LSMessage *message, void *user_data)
{
std::string reply;
std::string parameter;
const char *nyx_result = NULL;
bool is_parameters_verified = false; // Becomes `true` if we've formed parameter ourself.
LSError lsError;
json_object *payload = NULL;
json_object *payloadParameterList = NULL;
json_object *jsonResult = json_object_new_object();
LSErrorInit(&lsError);
nyx_error_t error = NYX_ERROR_GENERIC;
nyx_device_handle_t device = NULL;
const char *payload_data = LSMessageGetPayload(message);
if (!payload_data) {
reply = "{\"returnValue\": false, "
" \"errorText\": \"No payload specifed for message\"}";
goto Done;
}
payload = json_tokener_parse(payload_data);
if (!payload || is_error(payload) || !json_object_is_type(payload, json_type_object)) {
reply = "{\"returnValue\": false, "
" \"errorText\": \"Cannot parse/validate json payload\"}";
goto Done;
}
if (json_object_object_get_ex(payload, "parameters", &payloadParameterList))
{
if (!payloadParameterList || !json_object_is_type(payloadParameterList, json_type_array)) {
reply = "{\"returnValue\": false, "
" \"errorText\": \"`parameters` needs to be an array\"}";
goto Done;
}
}
else
{
// No parameters. Fill array with all available parameters from the s_commandMap.
is_parameters_verified = true;
payloadParameterList = json_object_new_array();
for (command_map_t::iterator it = s_commandMap.begin(); it != s_commandMap.end(); ++it)
{
json_object_array_add(payloadParameterList, json_object_new_string(it->first.c_str()));
}
}
error = nyx_init();
if (NYX_ERROR_NONE != error)
{
qCritical() << "Failed to inititalize nyx library: " << error;
reply = "{\"returnValue\": false, "
" \"errorText\": \"Can not initialize nyx\"}";
goto Done;
}
error = nyx_device_open(NYX_DEVICE_DEVICE_INFO, "Main", &device);
if ((NYX_ERROR_NONE != error) || (NULL == device))
{
qCritical() << "Failed to open `Main` nyx device: " << error;
reply = "{\"returnValue\": false, "
" \"errorText\": \"Internal error. Can't open nyx device\"}";
goto Done;
}
for (int i = 0; i < json_object_array_length(payloadParameterList); i++)
{
parameter = json_object_get_string(json_object_array_get_idx(payloadParameterList, i));
command_map_t::iterator query = s_commandMap.find(parameter);
if (!is_parameters_verified && query == s_commandMap.end())
{
reply = "{\"returnValue\": false, "
" \"errorText\": \"Invalid parameter: " + parameter + "\"}";
goto Done;
}
// Some device don't have all available parameters. We will just ignore them.
error = nyx_device_info_query(device, query->second, &nyx_result);
if (NYX_ERROR_NONE == error)
{
json_object_object_add(jsonResult, parameter.c_str(), json_object_new_string(nyx_result));
}
else
{
json_object_object_add(jsonResult, parameter.c_str(), json_object_new_string("not supported"));
}
}
json_object_object_add(jsonResult, "returnValue", json_object_new_boolean(true));
reply = json_object_to_json_string(jsonResult);
Done:
bool ret = LSMessageReply(lsHandle, message, reply.c_str(), &lsError);
if (!ret)
LSErrorFree(&lsError);
if (NULL != device)
nyx_device_close(device);
nyx_deinit();
if (payload && !is_error(payload))
json_object_put(payload);
if (payloadParameterList && !is_error(payloadParameterList))
json_object_put(payloadParameterList);
if (jsonResult && !is_error(jsonResult))
json_object_put(jsonResult);
return true;
}
