> ## Documentation Index
> Fetch the complete documentation index at: https://docs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# XblMultiplayerActivityGetActivityResult

> XblMultiplayerActivityGetActivityResult

Gets the results for a successful get activity call.

## Syntax

```cpp theme={null}
HRESULT XblMultiplayerActivityGetActivityResult(  
         XAsyncBlock* async,  
         size_t bufferSize,  
         void* buffer,  
         XblMultiplayerActivityInfo** ptrToBufferResults,  
         size_t* resultCount,  
         size_t* bufferUsed  
)  
```

### Parameters

*async*   \_In\_\
Type: XAsyncBlock\*

The `XAsyncBlock` for this operation.

*bufferSize*   \_In\_\
Type: size\_t

The size of the result buffer. Use [XblMultiplayerActivityGetActivityResultSize](https://docs.xbox.com/reference/live/xsapi-c/multiplayer_activity_c/functions/xblmultiplayeractivitygetactivityresultsize.md) to get the required buffer size.

*buffer*   \_Out\_writes\_bytes\_to\_(bufferSize,*bufferUsed)\
Type: void*

A caller-allocated byte buffer that receives the result.

*ptrToBufferResults*   \_Outptr\_\
Type: [XblMultiplayerActivityInfo\*\*](https://docs.xbox.com/reference/live/xsapi-c/multiplayer_activity_c/structs/xblmultiplayeractivityinfo.md)

Strongly typed array of [XblMultiplayerActivityInfo](https://docs.xbox.com/reference/live/xsapi-c/multiplayer_activity_c/structs/xblmultiplayeractivityinfo.md) that points into `buffer`. Do not free this array. Its lifecycle is tied to `buffer`.

*resultCount*   \_Out\_\
Type: size\_t\*

The number of entries in the `ptrToBufferResults` array.

*bufferUsed*   \_Out\_opt\_\
Type: size\_t\*

The number of bytes in `buffer` that were used.

### Return value

Type: HRESULT

HRESULT return code for this API operation.

## Remarks

To get the size of the buffer that you need to store the results, call the [XblMultiplayerActivityGetActivityResultSize](https://docs.xbox.com/reference/live/xsapi-c/multiplayer_activity_c/functions/xblmultiplayeractivitygetactivityresultsize.md) function. \
\
 To see how this function is used, see "Getting activities" in the [Activities](https://docs.xbox.com/services/xbox-services/multiplayer/mpa/how-to/live-mpa-client-how-to.md#activities) section of [Example code for Multiplayer Activity](https://docs.xbox.com/services/xbox-services/multiplayer/mpa/how-to/live-mpa-client-how-to.md). \
\
 For more information about multiplayer activities, see [Activities](https://docs.xbox.com/services/xbox-services/multiplayer/mpa/concepts/live-mpa-activities.md).

## Requirements

**Header:** multiplayer\_activity\_c.h

**Library:** Microsoft.Xbox.Services.142.C.lib or Microsoft.Xbox.Services.143.C.lib

## See also

[multiplayer\_activity\_c](https://docs.xbox.com/reference/live/xsapi-c/multiplayer_activity_c/multiplayer_activity_c_members.md)


## Related topics

- [XblMultiplayerActivityGetActivityResultSize](https://docs.xbox.com/reference/live/xsapi-c/multiplayer_activity_c/functions/xblmultiplayeractivitygetactivityresultsize.md)
- [XblMultiplayerActivityGetActivityAsync](https://docs.xbox.com/reference/live/xsapi-c/multiplayer_activity_c/functions/xblmultiplayeractivitygetactivityasync.md)
- [XblMultiplayerActivityInfo](https://docs.xbox.com/reference/live/xsapi-c/multiplayer_activity_c/structs/xblmultiplayeractivityinfo.md)
- [Example code for Multiplayer Activity](https://docs.xbox.com/services/xbox-services/multiplayer/mpa/how-to/live-mpa-client-how-to.md)
- [multiplayer_activity_c (contents)](https://docs.xbox.com/reference/live/xsapi-c/multiplayer_activity_c/multiplayer_activity_c_members.md)