LOBBY.C

/*========================================================================== 
 * 
 *  Copyright (C) 1995-1997 Microsoft Corporation. All Rights Reserved. 
 * 
 *  File:       lobby.c 
 *  Content:    DirectPlayLobby related code 
 * 
 * 
 ***************************************************************************/ 
#include "lobby.h" 
 
/* 
 * Externals 
 */ 
extern LPDIRECTPLAY2glpDP; // directplay object pointer 
 
/* 
 * Globals 
 */ 
LPDPLCONNECTIONglpdplConnection;// connection settings 
 
/* 
 * Statics 
 */ 
static LPDIRECTPLAYLOBBYglpDPL;// lobby object pointer 
 
 
 
/* 
 * DPLobbyCreate 
 * 
 * Wrapper for DirectPlayLobby DirectPlayLobbyCreate API. 
 */ 
HRESULT DPLobbyCreate(void) 
{ 
HRESULT hr=E_FAIL; 
 
hr = DirectPlayLobbyCreate(NULL, &glpDPL, NULL, NULL, 0); 
 
return hr; 
} 
 
/* 
 * DPLobbyConnect 
 * 
 * Wrapper for DirectPlayLobby Connect API. 
 */ 
HRESULT DPLobbyConnect(void) 
{ 
HRESULT hr=E_FAIL; 
 
hr = IDirectPlayLobby_Connect(glpDPL, 0, &glpDP, NULL) ; 
 
return hr; 
} 
 
/* 
 * DPLobbyGetConnectionSettings 
 * 
 * Wrapper for DirectPlayLobby GetConnectionSettings API 
 */ 
HRESULT DPLobbyGetConnectionSettings(void) 
{ 
HRESULT hr=E_FAIL; 
DWORD dwSize; 
 
if (glpDPL) 
{ 
// get size for the connection settings structure 
hr = IDirectPlayLobby_GetConnectionSettings(glpDPL, 0, NULL, &dwSize); 
if (DPERR_BUFFERTOOSMALL == hr) 
{  
// if we already have one, free it 
if (glpdplConnection) 
{ 
free(glpdplConnection); 
glpdplConnection = NULL; 
} 
 
// allocate memory for the new one 
glpdplConnection = (LPDPLCONNECTION) malloc(dwSize); 
 
// get the connection settings 
if (glpdplConnection) 
hr = IDirectPlayLobby_GetConnectionSettings(glpDPL, 0, glpdplConnection, &dwSize); 
} 
} 
 
return hr; 
} 
 
/* 
 * DPLobbyRelease 
 * 
 * Wrapper for DirectPlayLobby Release API 
 */ 
HRESULT DPLobbyRelease(void) 
{ 
HRESULT hr=E_FAIL; 
 
// free our connection settings 
if (glpdplConnection) 
{ 
free(glpdplConnection); 
glpdplConnection = NULL; 
} 
 
// release the lobby object 
if (glpDPL) 
{ 
hr = IDirectPlayLobby_Release(glpDPL); 
glpDPL = NULL; 
} 
return hr; 
} 
 
/* 
 * DPLobbySetConnectionSettings 
 * 
 * Wrapper for DirectPlayLobby SetConnectionSettings API 
 */ 
HRESULT DPLobbySetConnectionSettings(void) 
{ 
HRESULT hr=E_FAIL; 
 
    hr = IDirectPlayLobby_SetConnectionSettings(glpDPL, 0, 0, glpdplConnection); 
 
return hr; 
}