Microsoft DirectX 9.0

IDirectPlay8Server::EnumGroupMembers Method

Retrieves a list of all players in a group.


HRESULT EnumGroupMembers(      

    const DPNID dpnid,     DPNID *const prgdpnid,     DWORD *const pcdpnid,     const DWORD dwFlags );


[in] Variable of type DPNID that specifies the group that contains the players to enumerate.
[out] Pointer to an array that contains the identifiers of the group's players.
[in, out] Pointer to a variable of type DWORD that contains the number of player identifiers in the prgdpnid parameter. If the buffer is too small, this method returns DPNERR_BUFFERTOOSMALL and this parameter is set to the number of entries that are required.
[in] Reserved. Must be 0.

Return Value

Returns S_OK if successful, or one of the following error values.

DPNERR_BUFFERTOOSMALLThe supplied buffer is not large enough to contain the requested data.
DPNERR_INVALIDFLAGSThe flags passed to this method are invalid.
DPNERR_INVALIDGROUPThe group ID is not recognized as a valid group ID for this game session.

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