# registerAsCorrectionDataSource

Source: [https://docs.qualcomm.com/doc/80-PK177-134/topic/register_as_correction_data_source.html](https://docs.qualcomm.com/doc/80-PK177-134/topic/register_as_correction_data_source.html)

Registers the application as a correction data provider for the precise positioning
        engine. This is a mandatory API to be invoked by the application in order to request precise
        location updates.

registerAsCorrectionDataSource()Copy to clipboard

## Parameters

| Parameter | API type | Data type | Description |
| --- | --- | --- | --- |
| correctionDataType | Java | CorrectionDataType | The type of correction data the application is going to provide, defined in the <br>                                [CorrectionDataType](https://docs.qualcomm.com/doc/80-PK177-134/topic/correction_data_type_enum.html) enum. |
| correctionDataType | Native | pp\_edgnss\_CorrectionDataType | The type of correction data the application is going to provide, defined in the <br>                                [CorrectionDataType](https://docs.qualcomm.com/doc/80-PK177-134/topic/correction_data_type_enum.html) enum. |
| cb | Java | ICorrectionStreamingControlCallback | Callback with which precise positioning engine will<br>                                request the correction data ([ICorrectionStreamingControlCallback](https://docs.qualcomm.com/doc/80-PK177-134/topic/icorrection_streaming_control_callback.html)). |
| cb | Native | pp\_edgnss\_CorrectionStreamingControl | Callback with which precise positioning engine will<br>                                request the correction data ([ICorrectionStreamingControlCallback](https://docs.qualcomm.com/doc/80-PK177-134/topic/icorrection_streaming_control_callback.html)). |
| ret | Native | pp\_edgnss\_LocationStatus& | On success this is the actual return value from the API.<br><br><br>                                <br>See [Location status](https://docs.qualcomm.com/doc/80-PK177-134/topic/location_status_edgnss.html). |
|  |  |  |  |

## Returns

| Return | API type | Data type | Description |
| --- | --- | --- | --- |
| response | Java | LocationStatus | [Location status](https://docs.qualcomm.com/doc/80-PK177-134/topic/location_status_edgnss.html) |
| response | Native | qesdk\_transaction\_status | See [QESDK transaction status for Native APIs](https://docs.qualcomm.com/doc/80-PK177-134/topic/native_qesdk_class.html) for usage details. Use qesdk\_transaction\_status to confirm API call invocation. If successful, use the `ret` value for the actual API return value object. |
|  |  |  |  |

**Parent Topic:** [eDGNSS subsystem APIs](https://docs.qualcomm.com/doc/80-PK177-134/topic/edgnss_subsystem_apis.html)

Last Published: Nov 14, 2024

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