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

# XblMultiplayerManagerGameSessionIsHost

> XblMultiplayerManagerGameSessionIsHost

# XblMultiplayerManagerGameSessionIsHost

指示指定用户是否是游戏会话的主机。

## 语法

```cpp theme={null}
bool XblMultiplayerManagerGameSessionIsHost(  
         uint64_t xuid  
)  
```

### 参数

*xuid*   \_In\_\
类型：uint64\_t

用户的 XBOX 用户 ID (XUID)。

### 返回值

类型：bool

如果 XUID 是游戏会话的主机则返回 true；否则返回 false。

## 备注

如果大厅会话不存在游戏会话，或者 `xuid` 中指定的 XBOX 用户 ID (XUID) 不是游戏会话的主机，则此函数返回 false。你可以通过调用 [XblMultiplayerManagerGameSessionHost](/reference/live/xsapi-c/multiplayer_manager_c/functions/xblmultiplayermanagergamesessionhost) 来检索游戏会话的主机。有关详细信息，请参阅[多人游戏管理器 API 概述](/services/xbox-services/multiplayer/mpm/concepts/live-multiplayer-manager-api-overview)。

## 要求

**头文件：** multiplayer\_manager\_c.h

**库：** Microsoft.Xbox.Services.14x.GDK.C.lib

## 另请参阅

[multiplayer\_manager\_c](/reference/live/xsapi-c/multiplayer_manager_c/multiplayer_manager_c_members)\
[XblMultiplayerManagerGameSessionSetSynchronizedHost](/reference/live/xsapi-c/multiplayer_manager_c/functions/xblmultiplayermanagergamesessionsetsynchronizedhost)


## Related topics

- [XblMultiplayerManagerGameSessionHost](/zh-CN/reference/live/xsapi-c/multiplayer_manager_c/functions/xblmultiplayermanagergamesessionhost.md)
- [Multiplayer Manager API 概述](/zh-CN/services/xbox-services/multiplayer/mpm/concepts/live-multiplayer-manager-api-overview.md)
- [XblMultiplayerManagerGameSessionSetSynchronizedHost](/zh-CN/reference/live/xsapi-c/multiplayer_manager_c/functions/xblmultiplayermanagergamesessionsetsynchronizedhost.md)
- [XblMultiplayerManagerLobbySessionHost](/zh-CN/reference/live/xsapi-c/multiplayer_manager_c/functions/xblmultiplayermanagerlobbysessionhost.md)
- [XblMultiplayerManagerLobbySessionIsHost](/zh-CN/reference/live/xsapi-c/multiplayer_manager_c/functions/xblmultiplayermanagerlobbysessionishost.md)