dlls/dplayx/dplaysp.c

   1 /* This contains the implementation of the interface Service
   2  * Providers require to communicate with Direct Play
   3  *
   4  * Copyright 2000 Peter Hunnisett
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <string.h>
  22 #include "winerror.h"
  23 #include "wine/debug.h"
  24
  25 #include "wine/dplaysp.h"
  26 #include "dplay_global.h"
  27 #include "name_server.h"
  28 #include "dplayx_messages.h"
  29
  30 #include "dplayx_global.h" /* FIXME: For global hack */
  31
  32 /* FIXME: Need to add interface locking inside procedures */
  33
  34 WINE_DEFAULT_DEBUG_CHANNEL(dplay);
  35
  36 typedef struct IDirectPlaySPImpl
  37 {
  38   IDirectPlaySP IDirectPlaySP_iface;
  39   LONG ref;
  40   void *remote_data;
  41   DWORD remote_data_size;
  42   void *local_data;
  43   DWORD local_data_size;
  44   IDirectPlayImpl *dplay; /* FIXME: This should perhaps be iface not impl */
  45 } IDirectPlaySPImpl;
  46
  47 /* This structure is passed to the DP object for safe keeping */
  48 typedef struct tagDP_SPPLAYERDATA
  49 {
  50   LPVOID lpPlayerLocalData;
  51   DWORD  dwPlayerLocalDataSize;
  52
  53   LPVOID lpPlayerRemoteData;
  54   DWORD  dwPlayerRemoteDataSize;
  55 } DP_SPPLAYERDATA, *LPDP_SPPLAYERDATA;
  56
  57
  58 static inline IDirectPlaySPImpl *impl_from_IDirectPlaySP( IDirectPlaySP *iface )
  59 {
  60   return CONTAINING_RECORD( iface, IDirectPlaySPImpl, IDirectPlaySP_iface );
  61 }
  62
  63 static HRESULT WINAPI IDirectPlaySPImpl_QueryInterface( IDirectPlaySP *iface, REFIID riid,
  64         void **ppv )
  65 {
  66   TRACE("(%p)->(%s,%p)\n", iface, debugstr_guid( riid ), ppv );
  67
  68   if ( IsEqualGUID( &IID_IUnknown, riid ) || IsEqualGUID( &IID_IDirectPlaySP, riid ) )
  69   {
  70     *ppv = iface;
  71     IDirectPlaySP_AddRef( iface );
  72     return S_OK;
  73   }
  74
  75   FIXME( "Unsupported interface %s\n", debugstr_guid( riid ) );
  76   *ppv = NULL;
  77   return E_NOINTERFACE;
  78 }
  79
  80 static ULONG WINAPI IDirectPlaySPImpl_AddRef( IDirectPlaySP *iface )
  81 {
  82   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
  83   ULONG ref = InterlockedIncrement( &This->ref );
  84
  85   TRACE( "(%p) ref=%d\n", This, ref );
  86
  87   return ref;
  88 }
  89
  90 static ULONG WINAPI IDirectPlaySPImpl_Release( IDirectPlaySP *iface )
  91 {
  92   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
  93   ULONG ref = InterlockedDecrement( &This->ref );
  94
  95   TRACE( "(%p) ref=%d\n", This, ref );
  96
  97   if( !ref )
  98   {
  99     HeapFree( GetProcessHeap(), 0, This->remote_data );
 100     HeapFree( GetProcessHeap(), 0, This->local_data );
 101     HeapFree( GetProcessHeap(), 0, This );
 102   }
 103
 104   return ref;
 105 }
 106
 107 static HRESULT WINAPI IDirectPlaySPImpl_AddMRUEntry( IDirectPlaySP *iface, LPCWSTR lpSection,
 108         LPCWSTR lpKey, const void *lpData, DWORD dwDataSize, DWORD dwMaxEntries )
 109 {
 110   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
 111
 112   /* Should be able to call the comctl32 undocumented MRU routines.
 113      I suspect that the interface works appropriately */
 114   FIXME( "(%p)->(%p,%p%p,0x%08x,0x%08x): stub\n",
 115          This, lpSection, lpKey, lpData, dwDataSize, dwMaxEntries );
 116
 117   return DP_OK;
 118 }
 119
 120 static HRESULT WINAPI IDirectPlaySPImpl_CreateAddress( IDirectPlaySP *iface, REFGUID guidSP,
 121         REFGUID guidDataType, const void *lpData, DWORD dwDataSize, void *lpAddress,
 122         DWORD *lpdwAddressSize )
 123 {
 124   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
 125
 126   FIXME( "(%p)->(%s,%s,%p,0x%08x,%p,%p): stub\n",
 127          This, debugstr_guid(guidSP), debugstr_guid(guidDataType),
 128          lpData, dwDataSize, lpAddress, lpdwAddressSize );
 129
 130   return DP_OK;
 131 }
 132
 133 static HRESULT WINAPI IDirectPlaySPImpl_EnumAddress( IDirectPlaySP *iface,
 134         LPDPENUMADDRESSCALLBACK lpEnumAddressCallback, const void *lpAddress, DWORD dwAddressSize,
 135         void *lpContext )
 136 {
 137   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
 138
 139   TRACE( "(%p)->(%p,%p,0x%08x,%p)\n",
 140          This, lpEnumAddressCallback, lpAddress, dwAddressSize, lpContext );
 141
 142   DPL_EnumAddress( lpEnumAddressCallback, lpAddress, dwAddressSize, lpContext );
 143
 144   return DP_OK;
 145 }
 146
 147 static HRESULT WINAPI IDirectPlaySPImpl_EnumMRUEntries( IDirectPlaySP *iface, LPCWSTR lpSection,
 148         LPCWSTR lpKey, LPENUMMRUCALLBACK lpEnumMRUCallback, void *lpContext )
 149 {
 150   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
 151
 152   /* Should be able to call the comctl32 undocumented MRU routines.
 153      I suspect that the interface works appropriately */
 154   FIXME( "(%p)->(%p,%p,%p,%p): stub\n",
 155          This, lpSection, lpKey, lpEnumMRUCallback, lpContext );
 156
 157   return DP_OK;
 158 }
 159
 160 static HRESULT WINAPI IDirectPlaySPImpl_GetPlayerFlags( IDirectPlaySP *iface, DPID idPlayer,
 161         DWORD *lpdwPlayerFlags )
 162 {
 163   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
 164
 165   FIXME( "(%p)->(0x%08x,%p): stub\n",
 166          This, idPlayer, lpdwPlayerFlags );
 167
 168   return DP_OK;
 169 }
 170
 171 static HRESULT WINAPI IDirectPlaySPImpl_GetSPPlayerData( IDirectPlaySP *iface, DPID idPlayer,
 172         void **lplpData, DWORD *lpdwDataSize, DWORD dwFlags )
 173 {
 174   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
 175   HRESULT hr;
 176   LPDP_SPPLAYERDATA lpPlayerData;
 177
 178   TRACE( "(%p)->(0x%08x,%p,%p,0x%08x)\n",
 179          This, idPlayer, lplpData, lpdwDataSize, dwFlags );
 180
 181   hr = DP_GetSPPlayerData( This->dplay, idPlayer, (void**)&lpPlayerData );
 182
 183   if( FAILED(hr) )
 184   {
 185     TRACE( "Couldn't get player data: %s\n", DPLAYX_HresultToString(hr) );
 186     return DPERR_INVALIDPLAYER;
 187   }
 188
 189   /* What to do in the case where there is nothing set yet? */
 190   if( dwFlags == DPSET_LOCAL )
 191   {
 192     *lplpData     = lpPlayerData->lpPlayerLocalData;
 193     *lpdwDataSize = lpPlayerData->dwPlayerLocalDataSize;
 194   }
 195   else if( dwFlags == DPSET_REMOTE )
 196   {
 197     *lplpData     = lpPlayerData->lpPlayerRemoteData;
 198     *lpdwDataSize = lpPlayerData->dwPlayerRemoteDataSize;
 199   }
 200
 201   if( *lplpData == NULL )
 202   {
 203     hr = DPERR_GENERIC;
 204   }
 205
 206   return hr;
 207 }
 208
 209 static HRESULT WINAPI IDirectPlaySPImpl_HandleMessage( IDirectPlaySP *iface, void *lpMessageBody,
 210         DWORD dwMessageBodySize, void *lpMessageHeader )
 211 {
 212   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
 213   LPDPMSG_SENDENVELOPE lpMsg = lpMessageBody;
 214   HRESULT hr = DPERR_GENERIC;
 215   WORD wCommandId;
 216   WORD wVersion;
 217   DPSP_REPLYDATA data;
 218
 219   FIXME( "(%p)->(%p,0x%08x,%p): mostly stub\n",
 220          This, lpMessageBody, dwMessageBodySize, lpMessageHeader );
 221
 222   wCommandId = lpMsg->wCommandId;
 223   wVersion   = lpMsg->wVersion;
 224
 225   TRACE( "Incoming message has envelope of 0x%08x, %u, %u\n",
 226          lpMsg->dwMagic, wCommandId, wVersion );
 227
 228   if( lpMsg->dwMagic != DPMSGMAGIC_DPLAYMSG )
 229   {
 230     ERR( "Unknown magic 0x%08x!\n", lpMsg->dwMagic );
 231     return DPERR_GENERIC;
 232   }
 233
 234 #if 0
 235   {
 236     const LPDWORD lpcHeader = lpMessageHeader;
 237
 238     TRACE( "lpMessageHeader = [0x%08lx] [0x%08lx] [0x%08lx] [0x%08lx] [0x%08lx]\n",
 239            lpcHeader[0], lpcHeader[1], lpcHeader[2], lpcHeader[3], lpcHeader[4] );
 240    }
 241 #endif
 242
 243   /* Pass everything else to Direct Play */
 244   data.lpMessage     = NULL;
 245   data.dwMessageSize = 0;
 246
 247   /* Pass this message to the dplay interface to handle */
 248   hr = DP_HandleMessage( This->dplay, lpMessageBody, dwMessageBodySize, lpMessageHeader,
 249                          wCommandId, wVersion, &data.lpMessage, &data.dwMessageSize );
 250
 251   if( FAILED(hr) )
 252   {
 253     ERR( "Command processing failed %s\n", DPLAYX_HresultToString(hr) );
 254   }
 255
 256   /* Do we want a reply? */
 257   if( data.lpMessage != NULL )
 258   {
 259     data.lpSPMessageHeader = lpMessageHeader;
 260     data.idNameServer      = 0;
 261     data.lpISP             = iface;
 262
 263     hr = This->dplay->dp2->spData.lpCB->Reply( &data );
 264
 265     if( FAILED(hr) )
 266     {
 267       ERR( "Reply failed %s\n", DPLAYX_HresultToString(hr) );
 268     }
 269   }
 270
 271   return hr;
 272
 273 #if 0
 274   HRESULT hr = DP_OK;
 275   HANDLE  hReceiveEvent = 0;
 276   /* FIXME: Acquire some sort of interface lock */
 277   /* FIXME: Need some sort of context for this callback. Need to determine
 278    *        how this is actually done with the SP
 279    */
 280   /* FIXME: Who needs to delete the message when done? */
 281   switch( lpMsg->dwType )
 282   {
 283     case DPSYS_CREATEPLAYERORGROUP:
 284     {
 285       LPDPMSG_CREATEPLAYERORGROUP msg = lpMsg;
 286
 287       if( msg->dwPlayerType == DPPLAYERTYPE_PLAYER )
 288       {
 289         hr = DP_IF_CreatePlayer( This, lpMessageHeader, msg->dpId,
 290                                  &msg->dpnName, 0, msg->lpData,
 291                                  msg->dwDataSize, msg->dwFlags, ... );
 292       }
 293       else if( msg->dwPlayerType == DPPLAYERTYPE_GROUP )
 294       {
 295         /* Group in group situation? */
 296         if( msg->dpIdParent == DPID_NOPARENT_GROUP )
 297         {
 298           hr = DP_IF_CreateGroup( This, lpMessageHeader, msg->dpId,
 299                                   &msg->dpnName, 0, msg->lpData,
 300                                   msg->dwDataSize, msg->dwFlags, ... );
 301         }
 302         else /* Group in Group */
 303         {
 304           hr = DP_IF_CreateGroupInGroup( This, lpMessageHeader, msg->dpIdParent,
 305                                          &msg->dpnName, 0, msg->lpData,
 306                                          msg->dwDataSize, msg->dwFlags, ... );
 307         }
 308       }
 309       else /* Hmmm? */
 310       {
 311         ERR( "Corrupt msg->dwPlayerType for DPSYS_CREATEPLAYERORGROUP\n" );
 312         return;
 313       }
 314
 315       break;
 316     }
 317
 318     case DPSYS_DESTROYPLAYERORGROUP:
 319     {
 320       LPDPMSG_DESTROYPLAYERORGROUP msg = lpMsg;
 321
 322       if( msg->dwPlayerType == DPPLAYERTYPE_PLAYER )
 323       {
 324         hr = DP_IF_DestroyPlayer( This, msg->dpId, ... );
 325       }
 326       else if( msg->dwPlayerType == DPPLAYERTYPE_GROUP )
 327       {
 328         hr = DP_IF_DestroyGroup( This, msg->dpId, ... );
 329       }
 330       else /* Hmmm? */
 331       {
 332         ERR( "Corrupt msg->dwPlayerType for DPSYS_DESTROYPLAYERORGROUP\n" );
 333         return;
 334       }
 335
 336       break;
 337     }
 338
 339     case DPSYS_ADDPLAYERTOGROUP:
 340     {
 341       LPDPMSG_ADDPLAYERTOGROUP msg = lpMsg;
 342
 343       hr = DP_IF_AddPlayerToGroup( This, msg->dpIdGroup, msg->dpIdPlayer, ... );
 344       break;
 345     }
 346
 347     case DPSYS_DELETEPLAYERFROMGROUP:
 348     {
 349       LPDPMSG_DELETEPLAYERFROMGROUP msg = lpMsg;
 350
 351       hr = DP_IF_DeletePlayerFromGroup( This, msg->dpIdGroup, msg->dpIdPlayer,
 352                                         ... );
 353
 354       break;
 355     }
 356
 357     case DPSYS_SESSIONLOST:
 358     {
 359       LPDPMSG_SESSIONLOST msg = lpMsg;
 360
 361       FIXME( "DPSYS_SESSIONLOST not handled\n" );
 362
 363       break;
 364     }
 365
 366     case DPSYS_HOST:
 367     {
 368       LPDPMSG_HOST msg = lpMsg;
 369
 370       FIXME( "DPSYS_HOST not handled\n" );
 371
 372       break;
 373     }
 374
 375     case DPSYS_SETPLAYERORGROUPDATA:
 376     {
 377       LPDPMSG_SETPLAYERORGROUPDATA msg = lpMsg;
 378
 379       if( msg->dwPlayerType == DPPLAYERTYPE_PLAYER )
 380       {
 381         hr = DP_IF_SetPlayerData( This, msg->dpId, msg->lpData, msg->dwDataSize,                                  DPSET_REMOTE, ... );
 382       }
 383       else if( msg->dwPlayerType == DPPLAYERTYPE_GROUP )
 384       {
 385         hr = DP_IF_SetGroupData( This, msg->dpId, msg->lpData, msg->dwDataSize,
 386                                  DPSET_REMOTE, ... );
 387       }
 388       else /* Hmmm? */
 389       {
 390         ERR( "Corrupt msg->dwPlayerType for LPDPMSG_SETPLAYERORGROUPDATA\n" );
 391         return;
 392       }
 393
 394       break;
 395     }
 396
 397     case DPSYS_SETPLAYERORGROUPNAME:
 398     {
 399       LPDPMSG_SETPLAYERORGROUPNAME msg = lpMsg;
 400
 401       if( msg->dwPlayerType == DPPLAYERTYPE_PLAYER )
 402       {
 403         hr = DP_IF_SetPlayerName( This, msg->dpId, msg->dpnName, ... );
 404       }
 405       else if( msg->dwPlayerType == DPPLAYERTYPE_GROUP )
 406       {
 407         hr = DP_IF_SetGroupName( This, msg->dpId, msg->dpnName, ... );
 408       }
 409       else /* Hmmm? */
 410       {
 411         ERR( "Corrupt msg->dwPlayerType for LPDPMSG_SETPLAYERORGROUPDATA\n" );
 412         return;
 413       }
 414
 415       break;
 416     }
 417
 418     case DPSYS_SETSESSIONDESC;
 419     {
 420       LPDPMSG_SETSESSIONDESC msg = lpMsg;
 421
 422       hr = DP_IF_SetSessionDesc( This, &msg->dpDesc );
 423
 424       break;
 425     }
 426
 427     case DPSYS_ADDGROUPTOGROUP:
 428     {
 429       LPDPMSG_ADDGROUPTOGROUP msg = lpMsg;
 430
 431       hr = DP_IF_AddGroupToGroup( This, msg->dpIdParentGroup, msg->dpIdGroup,
 432                                   ... );
 433
 434       break;
 435     }
 436
 437     case DPSYS_DELETEGROUPFROMGROUP:
 438     {
 439       LPDPMSG_DELETEGROUPFROMGROUP msg = lpMsg;
 440
 441       hr = DP_IF_DeleteGroupFromGroup( This, msg->dpIdParentGroup,
 442                                        msg->dpIdGroup, ... );
 443
 444       break;
 445     }
 446
 447     case DPSYS_SECUREMESSAGE:
 448     {
 449       LPDPMSG_SECUREMESSAGE msg = lpMsg;
 450
 451       FIXME( "DPSYS_SECUREMESSAGE not implemented\n" );
 452
 453       break;
 454     }
 455
 456     case DPSYS_STARTSESSION:
 457     {
 458       LPDPMSG_STARTSESSION msg = lpMsg;
 459
 460       FIXME( "DPSYS_STARTSESSION not implemented\n" );
 461
 462       break;
 463     }
 464
 465     case DPSYS_CHAT:
 466     {
 467       LPDPMSG_CHAT msg = lpMsg;
 468
 469       FIXME( "DPSYS_CHAT not implemeneted\n" );
 470
 471       break;
 472     }
 473
 474     case DPSYS_SETGROUPOWNER:
 475     {
 476       LPDPMSG_SETGROUPOWNER msg = lpMsg;
 477
 478       FIXME( "DPSYS_SETGROUPOWNER not implemented\n" );
 479
 480       break;
 481     }
 482
 483     case DPSYS_SENDCOMPLETE:
 484     {
 485       LPDPMSG_SENDCOMPLETE msg = lpMsg;
 486
 487       FIXME( "DPSYS_SENDCOMPLETE not implemented\n" );
 488
 489       break;
 490     }
 491
 492     default:
 493     {
 494       /* NOTE: This should be a user defined type. There is nothing that we
 495        *       need to do with it except queue it.
 496        */
 497       TRACE( "Received user message type(?) 0x%08lx through SP.\n",
 498               lpMsg->dwType );
 499       break;
 500     }
 501   }
 502
 503   FIXME( "Queue message in the receive queue. Need some context data!\n" );
 504
 505   if( FAILED(hr) )
 506   {
 507     ERR( "Unable to perform action for msg type 0x%08lx\n", lpMsg->dwType );
 508   }
 509   /* If a receive event was registered for this player, invoke it */
 510   if( hReceiveEvent )
 511   {
 512     SetEvent( hReceiveEvent );
 513   }
 514 #endif
 515 }
 516
 517 static HRESULT WINAPI IDirectPlaySPImpl_SetSPPlayerData( IDirectPlaySP *iface, DPID idPlayer,
 518         void *lpData, DWORD dwDataSize, DWORD dwFlags )
 519 {
 520   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
 521   HRESULT           hr;
 522   LPDP_SPPLAYERDATA lpPlayerEntry;
 523   LPVOID            lpPlayerData;
 524
 525   TRACE( "(%p)->(0x%08x,%p,0x%08x,0x%08x)\n", This, idPlayer, lpData, dwDataSize, dwFlags );
 526
 527   hr = DP_GetSPPlayerData( This->dplay, idPlayer, (void**)&lpPlayerEntry );
 528   if( FAILED(hr) )
 529   {
 530     /* Player must not exist */
 531     return DPERR_INVALIDPLAYER;
 532   }
 533
 534   lpPlayerData = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, dwDataSize );
 535   CopyMemory( lpPlayerData, lpData, dwDataSize );
 536
 537   if( dwFlags == DPSET_LOCAL )
 538   {
 539     lpPlayerEntry->lpPlayerLocalData = lpPlayerData;
 540     lpPlayerEntry->dwPlayerLocalDataSize = dwDataSize;
 541   }
 542   else if( dwFlags == DPSET_REMOTE )
 543   {
 544     lpPlayerEntry->lpPlayerRemoteData = lpPlayerData;
 545     lpPlayerEntry->dwPlayerRemoteDataSize = dwDataSize;
 546   }
 547
 548   hr = DP_SetSPPlayerData( This->dplay, idPlayer, lpPlayerEntry );
 549
 550   return hr;
 551 }
 552
 553 static HRESULT WINAPI IDirectPlaySPImpl_CreateCompoundAddress( IDirectPlaySP *iface,
 554         const DPCOMPOUNDADDRESSELEMENT *lpElements, DWORD dwElementCount, void *lpAddress,
 555         DWORD *lpdwAddressSize )
 556 {
 557   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
 558
 559   FIXME( "(%p)->(%p,0x%08x,%p,%p): stub\n",
 560          This, lpElements, dwElementCount, lpAddress, lpdwAddressSize );
 561
 562   return DP_OK;
 563 }
 564
 565 static HRESULT WINAPI IDirectPlaySPImpl_GetSPData( IDirectPlaySP *iface, void **lplpData,
 566         DWORD *lpdwDataSize, DWORD dwFlags )
 567 {
 568   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
 569   HRESULT hr = DP_OK;
 570
 571   TRACE( "(%p)->(%p,%p,0x%08x)\n", This, lplpData, lpdwDataSize, dwFlags );
 572
 573 #if 0
 574   /* This is what the documentation says... */
 575   if( dwFlags != DPSET_REMOTE )
 576   {
 577     return DPERR_INVALIDPARAMS;
 578   }
 579 #else
 580   /* ... but most service providers call this with 1 */
 581   /* Guess that this is using a DPSET_LOCAL or DPSET_REMOTE type of
 582    * thing?
 583    */
 584   if( dwFlags != DPSET_REMOTE )
 585   {
 586     TRACE( "Undocumented dwFlags 0x%08x used\n", dwFlags );
 587   }
 588 #endif
 589
 590   /* FIXME: What to do in the case where this isn't initialized yet? */
 591
 592   /* Yes, we're supposed to return a pointer to the memory we have stored! */
 593   if( dwFlags == DPSET_REMOTE )
 594   {
 595     *lpdwDataSize = This->remote_data_size;
 596     *lplpData = This->remote_data;
 597
 598     if( !This->remote_data )
 599       hr = DPERR_GENERIC;
 600   }
 601   else if( dwFlags == DPSET_LOCAL )
 602   {
 603     *lpdwDataSize = This->local_data_size;
 604     *lplpData = This->local_data;
 605
 606     if( !This->local_data )
 607       hr = DPERR_GENERIC;
 608   }
 609
 610   return hr;
 611 }
 612
 613 static HRESULT WINAPI IDirectPlaySPImpl_SetSPData( IDirectPlaySP *iface, void *lpData,
 614         DWORD dwDataSize, DWORD dwFlags )
 615 {
 616   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
 617   LPVOID lpSpData;
 618
 619   TRACE( "(%p)->(%p,0x%08x,0x%08x)\n", This, lpData, dwDataSize, dwFlags );
 620
 621 #if 0
 622   /* This is what the documentation says... */
 623   if( dwFlags != DPSET_REMOTE )
 624   {
 625     return DPERR_INVALIDPARAMS;
 626   }
 627 #else
 628   /* ... but most service providers call this with 1 */
 629   /* Guess that this is using a DPSET_LOCAL or DPSET_REMOTE type of
 630    * thing?
 631    */
 632   if( dwFlags != DPSET_REMOTE )
 633   {
 634     TRACE( "Undocumented dwFlags 0x%08x used\n", dwFlags );
 635   }
 636 #endif
 637
 638   lpSpData = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, dwDataSize );
 639   CopyMemory( lpSpData, lpData, dwDataSize );
 640
 641   /* If we have data already allocated, free it and replace it */
 642   if( dwFlags == DPSET_REMOTE )
 643   {
 644     HeapFree( GetProcessHeap(), 0, This->remote_data );
 645     This->remote_data_size = dwDataSize;
 646     This->remote_data = lpSpData;
 647   }
 648   else if ( dwFlags == DPSET_LOCAL )
 649   {
 650     HeapFree( GetProcessHeap(), 0, This->local_data );
 651     This->local_data = lpSpData;
 652     This->local_data_size = dwDataSize;
 653   }
 654
 655   return DP_OK;
 656 }
 657
 658 static void WINAPI IDirectPlaySPImpl_SendComplete( IDirectPlaySP *iface, void *unknownA,
 659         DWORD unknownB )
 660 {
 661   IDirectPlaySPImpl *This = impl_from_IDirectPlaySP( iface );
 662
 663   FIXME( "(%p)->(%p,0x%08x): stub\n",
 664          This, unknownA, unknownB );
 665 }
 666
 667 static const IDirectPlaySPVtbl directPlaySPVT =
 668 {
 669   IDirectPlaySPImpl_QueryInterface,
 670   IDirectPlaySPImpl_AddRef,
 671   IDirectPlaySPImpl_Release,
 672   IDirectPlaySPImpl_AddMRUEntry,
 673   IDirectPlaySPImpl_CreateAddress,
 674   IDirectPlaySPImpl_EnumAddress,
 675   IDirectPlaySPImpl_EnumMRUEntries,
 676   IDirectPlaySPImpl_GetPlayerFlags,
 677   IDirectPlaySPImpl_GetSPPlayerData,
 678   IDirectPlaySPImpl_HandleMessage,
 679   IDirectPlaySPImpl_SetSPPlayerData,
 680   IDirectPlaySPImpl_CreateCompoundAddress,
 681   IDirectPlaySPImpl_GetSPData,
 682   IDirectPlaySPImpl_SetSPData,
 683   IDirectPlaySPImpl_SendComplete
 684 };
 685
 686 HRESULT dplaysp_create( REFIID riid, void **ppv, IDirectPlayImpl *dp )
 687 {
 688   IDirectPlaySPImpl *obj;
 689   HRESULT hr;
 690
 691   TRACE( "(%s, %p)\n", debugstr_guid( riid ), ppv );
 692
 693   *ppv = NULL;
 694   obj = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof( *obj ) );
 695   if ( !obj )
 696     return DPERR_OUTOFMEMORY;
 697
 698   obj->IDirectPlaySP_iface.lpVtbl = &directPlaySPVT;
 699   obj->ref = 1;
 700   obj->dplay = dp;
 701
 702   hr = IDirectPlaySP_QueryInterface( &obj->IDirectPlaySP_iface, riid, ppv );
 703   IDirectPlaySP_Release( &obj->IDirectPlaySP_iface );
 704
 705   return hr;
 706 }
 707
 708 /* DP external interfaces to call into DPSP interface */
 709
 710 /* Allocate the structure */
 711 LPVOID DPSP_CreateSPPlayerData(void)
 712 {
 713   TRACE( "Creating SPPlayer data struct\n" );
 714   return HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
 715                     sizeof( DP_SPPLAYERDATA ) );
 716 }