dlls/compobj.dll16/compobj.c

   1 /*
   2  * 16 bit ole functions
   3  *
   4  * Copyright 1995 Martin von Loewis
   5  * Copyright 1998 Justin Bradford
   6  * Copyright 1999 Francis Beaudet
   7  * Copyright 1999 Sylvain St-Germain
   8  * Copyright 2002 Marcus Meissner
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2.1 of the License, or (at your option) any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  23  */
  24
  25 #include "config.h"
  26
  27 #include <stdlib.h>
  28 #include <stdarg.h>
  29 #include <stdio.h>
  30 #include <string.h>
  31 #include <assert.h>
  32
  33 #include "windef.h"
  34 #include "winbase.h"
  35 #include "winuser.h"
  36 #include "objbase.h"
  37 #include "ole2.h"
  38 #include "rpc.h"
  39 #include "winerror.h"
  40 #include "winreg.h"
  41 #include "wownt32.h"
  42 #include "wtypes.h"
  43 #include "wine/unicode.h"
  44 #include "wine/winbase16.h"
  45
  46 #include "wine/debug.h"
  47
  48 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  49
  50 typedef LPSTR LPOLESTR16;
  51 typedef LPCSTR LPCOLESTR16;
  52
  53 #define STDMETHOD16CALLTYPE __cdecl
  54 #define STDMETHOD16(m) HRESULT (STDMETHOD16CALLTYPE *m)
  55 #define STDMETHOD16_(t,m) t (STDMETHOD16CALLTYPE *m)
  56
  57
  58 /***********************************************************************
  59  * IMalloc16 interface
  60  */
  61
  62 typedef struct IMalloc16 *LPMALLOC16;
  63
  64 #define INTERFACE IMalloc16
  65 DECLARE_INTERFACE_(IMalloc16,IUnknown)
  66 {
  67     /*** IUnknown methods ***/
  68     STDMETHOD16_(HRESULT,QueryInterface)(THIS_ REFIID riid, void** ppvObject) PURE;
  69     STDMETHOD16_(ULONG,AddRef)(THIS) PURE;
  70     STDMETHOD16_(ULONG,Release)(THIS) PURE;
  71     /*** IMalloc16 methods ***/
  72     STDMETHOD16_(LPVOID,Alloc)(THIS_ DWORD   cb) PURE;
  73     STDMETHOD16_(LPVOID,Realloc)(THIS_ LPVOID  pv, DWORD  cb) PURE;
  74     STDMETHOD16_(void,Free)(THIS_ LPVOID  pv) PURE;
  75     STDMETHOD16_(DWORD,GetSize)(THIS_ LPVOID  pv) PURE;
  76     STDMETHOD16_(INT16,DidAlloc)(THIS_ LPVOID  pv) PURE;
  77     STDMETHOD16_(LPVOID,HeapMinimize)(THIS) PURE;
  78 };
  79 #undef INTERFACE
  80
  81 static HTASK16 hETask = 0;
  82 static WORD Table_ETask[62];
  83
  84 static LPMALLOC16 currentMalloc16=NULL;
  85
  86 /* --- IMalloc16 implementation */
  87
  88
  89 typedef struct
  90 {
  91         IMalloc16 IMalloc16_iface;
  92         DWORD     ref;
  93 } IMalloc16Impl;
  94
  95 static inline IMalloc16Impl *impl_from_IMalloc16(IMalloc16 *iface)
  96 {
  97         return CONTAINING_RECORD(iface, IMalloc16Impl, IMalloc16_iface);
  98 }
  99
 100 /******************************************************************************
 101  *              IMalloc16_QueryInterface        [COMPOBJ.500]
 102  */
 103 HRESULT CDECL IMalloc16_fnQueryInterface(IMalloc16* iface,REFIID refiid,LPVOID *obj) {
 104         IMalloc16Impl *This = impl_from_IMalloc16(iface);
 105
 106         TRACE("(%p)->QueryInterface(%s,%p)\n",This,debugstr_guid(refiid),obj);
 107         if (    !memcmp(&IID_IUnknown,refiid,sizeof(IID_IUnknown)) ||
 108                 !memcmp(&IID_IMalloc,refiid,sizeof(IID_IMalloc))
 109         ) {
 110                 *obj = This;
 111                 return 0;
 112         }
 113         return OLE_E_ENUM_NOMORE;
 114 }
 115
 116 /******************************************************************************
 117  *              IMalloc16_AddRef        [COMPOBJ.501]
 118  */
 119 ULONG CDECL IMalloc16_fnAddRef(IMalloc16* iface) {
 120         IMalloc16Impl *This = impl_from_IMalloc16(iface);
 121
 122         TRACE("(%p)->AddRef()\n",This);
 123         return 1; /* cannot be freed */
 124 }
 125
 126 /******************************************************************************
 127  *              IMalloc16_Release       [COMPOBJ.502]
 128  */
 129 ULONG CDECL IMalloc16_fnRelease(IMalloc16* iface) {
 130         IMalloc16Impl *This = impl_from_IMalloc16(iface);
 131
 132         TRACE("(%p)->Release()\n",This);
 133         return 1; /* cannot be freed */
 134 }
 135
 136 /******************************************************************************
 137  * IMalloc16_Alloc [COMPOBJ.503]
 138  */
 139 SEGPTR CDECL IMalloc16_fnAlloc(IMalloc16* iface,DWORD cb) {
 140         IMalloc16Impl *This = impl_from_IMalloc16(iface);
 141
 142         TRACE("(%p)->Alloc(%d)\n",This,cb);
 143         return MapLS( HeapAlloc( GetProcessHeap(), 0, cb ) );
 144 }
 145
 146 /******************************************************************************
 147  * IMalloc16_Free [COMPOBJ.505]
 148  */
 149 VOID CDECL IMalloc16_fnFree(IMalloc16* iface,SEGPTR pv)
 150 {
 151     void *ptr = MapSL(pv);
 152     IMalloc16Impl *This = impl_from_IMalloc16(iface);
 153     TRACE("(%p)->Free(%08x)\n",This,pv);
 154     UnMapLS(pv);
 155     HeapFree( GetProcessHeap(), 0, ptr );
 156 }
 157
 158 /******************************************************************************
 159  * IMalloc16_Realloc [COMPOBJ.504]
 160  */
 161 SEGPTR CDECL IMalloc16_fnRealloc(IMalloc16* iface,SEGPTR pv,DWORD cb)
 162 {
 163     SEGPTR ret;
 164     IMalloc16Impl *This = impl_from_IMalloc16(iface);
 165
 166     TRACE("(%p)->Realloc(%08x,%d)\n",This,pv,cb);
 167     if (!pv)
 168         ret = IMalloc16_fnAlloc(iface, cb);
 169     else if (cb) {
 170         ret = MapLS( HeapReAlloc( GetProcessHeap(), 0, MapSL(pv), cb ) );
 171         UnMapLS(pv);
 172     } else {
 173         IMalloc16_fnFree(iface, pv);
 174         ret = 0;
 175     }
 176     return ret;
 177 }
 178
 179 /******************************************************************************
 180  * IMalloc16_GetSize [COMPOBJ.506]
 181  */
 182 DWORD CDECL IMalloc16_fnGetSize(IMalloc16* iface,SEGPTR pv)
 183 {
 184         IMalloc16Impl *This = impl_from_IMalloc16(iface);
 185
 186         TRACE("(%p)->GetSize(%08x)\n",This,pv);
 187         return HeapSize( GetProcessHeap(), 0, MapSL(pv) );
 188 }
 189
 190 /******************************************************************************
 191  * IMalloc16_DidAlloc [COMPOBJ.507]
 192  */
 193 INT16 CDECL IMalloc16_fnDidAlloc(IMalloc16* iface,LPVOID pv) {
 194         IMalloc16Impl *This = impl_from_IMalloc16(iface);
 195
 196         TRACE("(%p)->DidAlloc(%p)\n",This,pv);
 197         return (INT16)-1;
 198 }
 199
 200 /******************************************************************************
 201  * IMalloc16_HeapMinimize [COMPOBJ.508]
 202  */
 203 LPVOID CDECL IMalloc16_fnHeapMinimize(IMalloc16* iface) {
 204         IMalloc16Impl *This = impl_from_IMalloc16(iface);
 205
 206         TRACE("(%p)->HeapMinimize()\n",This);
 207         return NULL;
 208 }
 209
 210 /******************************************************************************
 211  * IMalloc16_Constructor [VTABLE]
 212  */
 213 static LPMALLOC16
 214 IMalloc16_Constructor(void)
 215 {
 216     static IMalloc16Vtbl vt16;
 217     static SEGPTR msegvt16;
 218     IMalloc16Impl* This;
 219     HMODULE16 hcomp = GetModuleHandle16("COMPOBJ");
 220
 221     This = HeapAlloc( GetProcessHeap(), 0, sizeof(IMalloc16Impl) );
 222     if (!msegvt16)
 223     {
 224 #define VTENT(x) vt16.x = (void*)GetProcAddress16(hcomp,"IMalloc16_"#x);assert(vt16.x)
 225         VTENT(QueryInterface);
 226         VTENT(AddRef);
 227         VTENT(Release);
 228         VTENT(Alloc);
 229         VTENT(Realloc);
 230         VTENT(Free);
 231         VTENT(GetSize);
 232         VTENT(DidAlloc);
 233         VTENT(HeapMinimize);
 234 #undef VTENT
 235         msegvt16 = MapLS( &vt16 );
 236     }
 237     This->IMalloc16_iface.lpVtbl = (const IMalloc16Vtbl*)msegvt16;
 238     This->ref = 1;
 239     return (LPMALLOC16)MapLS( This );
 240 }
 241
 242
 243 /******************************************************************************
 244  *           CoBuildVersion [COMPOBJ.1]
 245  */
 246 DWORD WINAPI CoBuildVersion16(void)
 247 {
 248     return CoBuildVersion();
 249 }
 250
 251 /***********************************************************************
 252  *           CoGetMalloc    [COMPOBJ.4]
 253  *
 254  * Retrieve the current win16 IMalloc interface.
 255  *
 256  * RETURNS
 257  *      The current win16 IMalloc
 258  */
 259 HRESULT WINAPI CoGetMalloc16(
 260         DWORD dwMemContext,     /* [in] unknown */
 261         LPMALLOC16 * lpMalloc   /* [out] current win16 malloc interface */
 262 ) {
 263     if(!currentMalloc16)
 264         currentMalloc16 = IMalloc16_Constructor();
 265     *lpMalloc = currentMalloc16;
 266     return S_OK;
 267 }
 268
 269 /***********************************************************************
 270  *           CoCreateStandardMalloc [COMPOBJ.71]
 271  */
 272 HRESULT WINAPI CoCreateStandardMalloc16(DWORD dwMemContext,
 273                                           LPMALLOC16 *lpMalloc)
 274 {
 275     /* FIXME: docu says we shouldn't return the same allocator as in
 276      * CoGetMalloc16 */
 277     *lpMalloc = IMalloc16_Constructor();
 278     return S_OK;
 279 }
 280
 281 /******************************************************************************
 282  *              CoInitialize    [COMPOBJ.2]
 283  * Set the win16 IMalloc used for memory management
 284  */
 285 HRESULT WINAPI CoInitialize16(
 286         LPVOID lpReserved       /* [in] pointer to win16 malloc interface */
 287 ) {
 288     currentMalloc16 = (LPMALLOC16)lpReserved;
 289     return S_OK;
 290 }
 291
 292 /***********************************************************************
 293  *           CoUninitialize   [COMPOBJ.3]
 294  * Don't know what it does.
 295  * 3-Nov-98 -- this was originally misspelled, I changed it to what I
 296  *   believe is the correct spelling
 297  */
 298 void WINAPI CoUninitialize16(void)
 299 {
 300   TRACE("()\n");
 301   CoFreeAllLibraries();
 302 }
 303
 304 /***********************************************************************
 305  *           CoFreeUnusedLibraries [COMPOBJ.17]
 306  */
 307 void WINAPI CoFreeUnusedLibraries16(void)
 308 {
 309     CoFreeUnusedLibraries();
 310 }
 311
 312 /***********************************************************************
 313  *           IsEqualGUID [COMPOBJ.18]
 314  *
 315  * Compares two Unique Identifiers.
 316  *
 317  * RETURNS
 318  *      TRUE if equal
 319  */
 320 BOOL16 WINAPI IsEqualGUID16(
 321         GUID* g1,       /* [in] unique id 1 */
 322         GUID* g2)       /* [in] unique id 2 */
 323 {
 324     return !memcmp( g1, g2, sizeof(GUID) );
 325 }
 326
 327 /******************************************************************************
 328  *              CLSIDFromString [COMPOBJ.20]
 329  * Converts a unique identifier from its string representation into
 330  * the GUID struct.
 331  *
 332  * Class id: DWORD-WORD-WORD-BYTES[2]-BYTES[6]
 333  *
 334  * RETURNS
 335  *      the converted GUID
 336  */
 337 HRESULT WINAPI CLSIDFromString16(
 338         LPCOLESTR16 idstr,      /* [in] string representation of guid */
 339         CLSID *id)              /* [out] GUID converted from string */
 340 {
 341   const BYTE *s;
 342   int   i;
 343   BYTE table[256];
 344
 345   if (!idstr) {
 346     memset( id, 0, sizeof (CLSID) );
 347     return S_OK;
 348   }
 349
 350   /* validate the CLSID string */
 351   if (strlen(idstr) != 38)
 352     return CO_E_CLASSSTRING;
 353
 354   s = (const BYTE *) idstr;
 355   if ((s[0]!='{') || (s[9]!='-') || (s[14]!='-') || (s[19]!='-') || (s[24]!='-') || (s[37]!='}'))
 356     return CO_E_CLASSSTRING;
 357
 358   for (i=1; i<37; i++) {
 359     if ((i == 9)||(i == 14)||(i == 19)||(i == 24)) continue;
 360     if (!(((s[i] >= '0') && (s[i] <= '9'))  ||
 361           ((s[i] >= 'a') && (s[i] <= 'f'))  ||
 362           ((s[i] >= 'A') && (s[i] <= 'F'))))
 363        return CO_E_CLASSSTRING;
 364   }
 365
 366   TRACE("%s -> %p\n", s, id);
 367
 368   /* quick lookup table */
 369   memset(table, 0, 256);
 370
 371   for (i = 0; i < 10; i++) {
 372     table['0' + i] = i;
 373   }
 374   for (i = 0; i < 6; i++) {
 375     table['A' + i] = i+10;
 376     table['a' + i] = i+10;
 377   }
 378
 379   /* in form {XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX} */
 380
 381   id->Data1 = (table[s[1]] << 28 | table[s[2]] << 24 | table[s[3]] << 20 | table[s[4]] << 16 |
 382                table[s[5]] << 12 | table[s[6]] << 8  | table[s[7]] << 4  | table[s[8]]);
 383   id->Data2 = table[s[10]] << 12 | table[s[11]] << 8 | table[s[12]] << 4 | table[s[13]];
 384   id->Data3 = table[s[15]] << 12 | table[s[16]] << 8 | table[s[17]] << 4 | table[s[18]];
 385
 386   /* these are just sequential bytes */
 387   id->Data4[0] = table[s[20]] << 4 | table[s[21]];
 388   id->Data4[1] = table[s[22]] << 4 | table[s[23]];
 389   id->Data4[2] = table[s[25]] << 4 | table[s[26]];
 390   id->Data4[3] = table[s[27]] << 4 | table[s[28]];
 391   id->Data4[4] = table[s[29]] << 4 | table[s[30]];
 392   id->Data4[5] = table[s[31]] << 4 | table[s[32]];
 393   id->Data4[6] = table[s[33]] << 4 | table[s[34]];
 394   id->Data4[7] = table[s[35]] << 4 | table[s[36]];
 395
 396   return S_OK;
 397 }
 398
 399 /******************************************************************************
 400  *              _xmalloc16      [internal]
 401  * Allocates size bytes from the standard ole16 allocator.
 402  *
 403  * RETURNS
 404  *      the allocated segmented pointer and a HRESULT
 405  */
 406 static HRESULT
 407 _xmalloc16(DWORD size, SEGPTR *ptr) {
 408   LPMALLOC16 mllc;
 409   DWORD args[2];
 410
 411   if (CoGetMalloc16(0,&mllc))
 412     return E_OUTOFMEMORY;
 413
 414   args[0] = (DWORD)mllc;
 415   args[1] = size;
 416   /* No need for a Callback entry, we have WOWCallback16Ex which does
 417    * everything we need.
 418    */
 419   if (!WOWCallback16Ex(
 420       (DWORD)((const IMalloc16Vtbl*)MapSL(
 421           (SEGPTR)((LPMALLOC16)MapSL((SEGPTR)mllc))->lpVtbl  )
 422       )->Alloc,
 423       WCB16_CDECL,
 424       2*sizeof(DWORD),
 425       (LPVOID)args,
 426       (LPDWORD)ptr
 427   )) {
 428       ERR("CallTo16 IMalloc16 (%d) failed\n",size);
 429       return E_FAIL;
 430   }
 431   return S_OK;
 432 }
 433
 434 /******************************************************************************
 435  *              StringFromCLSID [COMPOBJ.19]
 436  * Converts a GUID into the respective string representation.
 437  * The target string is allocated using the OLE IMalloc.
 438  *
 439  * RETURNS
 440  *      the string representation and HRESULT
 441  */
 442
 443 HRESULT WINAPI StringFromCLSID16(
 444   REFCLSID id,          /* [in] the GUID to be converted */
 445   LPOLESTR16 *idstr )   /* [out] a pointer to a to-be-allocated segmented pointer pointing to the resulting string */
 446 {
 447     WCHAR buffer[40];
 448     HRESULT ret;
 449
 450     ret = _xmalloc16(40,(SEGPTR*)idstr);
 451     if (ret != S_OK)
 452         return ret;
 453     StringFromGUID2( id, buffer, 40 );
 454     WideCharToMultiByte( CP_ACP, 0, buffer, -1, MapSL((SEGPTR)*idstr), 40, NULL, NULL );
 455     return ret;
 456 }
 457
 458 /******************************************************************************
 459  * ProgIDFromCLSID [COMPOBJ.62]
 460  *
 461  * Converts a class id into the respective Program ID. (By using a registry lookup)
 462  *
 463  * RETURNS
 464  *  S_OK on success
 465  *  riid associated with the progid
 466  */
 467 HRESULT WINAPI ProgIDFromCLSID16(
 468   REFCLSID clsid, /* [in] class id as found in registry */
 469   LPOLESTR16 *lplpszProgID )/* [out] associated Program ID */
 470 {
 471     LPOLESTR progid;
 472     HRESULT ret;
 473
 474     ret = ProgIDFromCLSID( clsid, &progid );
 475     if (ret == S_OK)
 476     {
 477         INT len = WideCharToMultiByte( CP_ACP, 0, progid, -1, NULL, 0, NULL, NULL );
 478         ret = _xmalloc16(len, (SEGPTR*)lplpszProgID);
 479         if (ret == S_OK)
 480             WideCharToMultiByte( CP_ACP, 0, progid, -1, MapSL((SEGPTR)*lplpszProgID), len, NULL, NULL );
 481         CoTaskMemFree( progid );
 482     }
 483     return ret;
 484 }
 485
 486 /***********************************************************************
 487  *           LookupETask (COMPOBJ.94)
 488  */
 489 HRESULT WINAPI LookupETask16(HTASK16 *hTask,LPVOID p) {
 490         FIXME("(%p,%p),stub!\n",hTask,p);
 491         if ((*hTask = GetCurrentTask()) == hETask) {
 492                 memcpy(p, Table_ETask, sizeof(Table_ETask));
 493         }
 494         return 0;
 495 }
 496
 497 /***********************************************************************
 498  *           SetETask (COMPOBJ.95)
 499  */
 500 HRESULT WINAPI SetETask16(HTASK16 hTask, LPVOID p) {
 501         FIXME("(%04x,%p),stub!\n",hTask,p);
 502         hETask = hTask;
 503         return 0;
 504 }
 505
 506 /***********************************************************************
 507  *           CALLOBJECTINWOW (COMPOBJ.201)
 508  */
 509 HRESULT WINAPI CallObjectInWOW(LPVOID p1,LPVOID p2) {
 510         FIXME("(%p,%p),stub!\n",p1,p2);
 511         return 0;
 512 }
 513
 514 /******************************************************************************
 515  *              CoRegisterClassObject   [COMPOBJ.5]
 516  *
 517  * Don't know where it registers it ...
 518  */
 519 HRESULT WINAPI CoRegisterClassObject16(
 520         REFCLSID rclsid,
 521         LPUNKNOWN pUnk,
 522         DWORD dwClsContext, /* [in] CLSCTX flags indicating the context in which to run the executable */
 523         DWORD flags,        /* [in] REGCLS flags indicating how connections are made */
 524         LPDWORD lpdwRegister
 525 ) {
 526         FIXME("(%s,%p,0x%08x,0x%08x,%p),stub\n",
 527                 debugstr_guid(rclsid),pUnk,dwClsContext,flags,lpdwRegister
 528         );
 529         return 0;
 530 }
 531
 532 /******************************************************************************
 533  *      CoRevokeClassObject [COMPOBJ.6]
 534  *
 535  */
 536 HRESULT WINAPI CoRevokeClassObject16(DWORD dwRegister) /* [in] token on class obj */
 537 {
 538     FIXME("(0x%08x),stub!\n", dwRegister);
 539     return 0;
 540 }
 541
 542 /******************************************************************************
 543  *              IsValidInterface        [COMPOBJ.23]
 544  *
 545  * Determines whether a pointer is a valid interface.
 546  *
 547  * PARAMS
 548  *  punk [I] Interface to be tested.
 549  *
 550  * RETURNS
 551  *  TRUE, if the passed pointer is a valid interface, or FALSE otherwise.
 552  */
 553 BOOL WINAPI IsValidInterface16(SEGPTR punk)
 554 {
 555         DWORD **ptr;
 556
 557         if (IsBadReadPtr16(punk,4))
 558                 return FALSE;
 559         ptr = MapSL(punk);
 560         if (IsBadReadPtr16((SEGPTR)ptr[0],4))   /* check vtable ptr */
 561                 return FALSE;
 562         ptr = MapSL((SEGPTR)ptr[0]);            /* ptr to first method */
 563         if (IsBadReadPtr16((SEGPTR)ptr[0],2))
 564                 return FALSE;
 565         return TRUE;
 566 }
 567
 568 /******************************************************************************
 569  *      CoFileTimeToDosDateTime [COMPOBJ.30]
 570  */
 571 BOOL16 WINAPI CoFileTimeToDosDateTime16(const FILETIME *ft, LPWORD lpDosDate, LPWORD lpDosTime)
 572 {
 573     return FileTimeToDosDateTime(ft, lpDosDate, lpDosTime);
 574 }
 575
 576 /******************************************************************************
 577  *      CoDosDateTimeToFileTime [COMPOBJ.31]
 578  */
 579 BOOL16 WINAPI CoDosDateTimeToFileTime16(WORD wDosDate, WORD wDosTime, FILETIME *ft)
 580 {
 581     return DosDateTimeToFileTime(wDosDate, wDosTime, ft);
 582 }
 583
 584 /******************************************************************************
 585  *              CoGetCurrentProcess     [COMPOBJ.34]
 586  */
 587 DWORD WINAPI CoGetCurrentProcess16(void)
 588 {
 589     return CoGetCurrentProcess();
 590 }
 591
 592 /******************************************************************************
 593  *              CoRegisterMessageFilter [COMPOBJ.27]
 594  */
 595 HRESULT WINAPI CoRegisterMessageFilter16(
 596         LPMESSAGEFILTER lpMessageFilter,
 597         LPMESSAGEFILTER *lplpMessageFilter
 598 ) {
 599         FIXME("(%p,%p),stub!\n",lpMessageFilter,lplpMessageFilter);
 600         return 0;
 601 }
 602
 603 /******************************************************************************
 604  *              CoLockObjectExternal    [COMPOBJ.63]
 605  */
 606 HRESULT WINAPI CoLockObjectExternal16(
 607     LPUNKNOWN pUnk,             /* [in] object to be locked */
 608     BOOL16 fLock,               /* [in] do lock */
 609     BOOL16 fLastUnlockReleases  /* [in] ? */
 610 ) {
 611     FIXME("(%p,%d,%d),stub!\n",pUnk,fLock,fLastUnlockReleases);
 612     return S_OK;
 613 }
 614
 615 /***********************************************************************
 616  *           CoGetState [COMPOBJ.115]
 617  */
 618 HRESULT WINAPI CoGetState16(LPDWORD state)
 619 {
 620     FIXME("(%p),stub!\n", state);
 621
 622     *state = 0;
 623     return S_OK;
 624 }
 625
 626 /***********************************************************************
 627  *      DllEntryPoint                   [COMPOBJ.116]
 628  *
 629  *    Initialization code for the COMPOBJ DLL
 630  *
 631  * RETURNS:
 632  */
 633 BOOL WINAPI COMPOBJ_DllEntryPoint(DWORD Reason, HINSTANCE16 hInst, WORD ds, WORD HeapSize, DWORD res1, WORD res2)
 634 {
 635         TRACE("(%08x, %04x, %04x, %04x, %08x, %04x)\n", Reason, hInst, ds, HeapSize, res1, res2);
 636         return TRUE;
 637 }
 638
 639 /***********************************************************************
 640  *           CoMemAlloc [COMPOBJ.151]
 641  */
 642 SEGPTR WINAPI CoMemAlloc(DWORD size, DWORD dwMemContext, DWORD x) {
 643         HRESULT         hres;
 644         SEGPTR          segptr;
 645
 646         /* FIXME: check context handling */
 647         TRACE("(%d, 0x%08x, 0x%08x)\n", size, dwMemContext, x);
 648         hres = _xmalloc16(size, &segptr);
 649         if (hres != S_OK)
 650                 return 0;
 651         return segptr;
 652 }
 653
 654 /******************************************************************************
 655  *              CLSIDFromProgID [COMPOBJ.61]
 656  *
 657  * Converts a program ID into the respective GUID.
 658  *
 659  * PARAMS
 660  *  progid       [I] program id as found in registry
 661  *  riid         [O] associated CLSID
 662  *
 663  * RETURNS
 664  *      Success: S_OK
 665  *  Failure: CO_E_CLASSSTRING - the given ProgID cannot be found.
 666  */
 667 HRESULT WINAPI CLSIDFromProgID16(LPCOLESTR16 progid, LPCLSID riid)
 668 {
 669         char    *buf,buf2[80];
 670         LONG    buf2len;
 671         HKEY    xhkey;
 672
 673         buf = HeapAlloc(GetProcessHeap(),0,strlen(progid)+8);
 674         sprintf(buf,"%s\\CLSID",progid);
 675         if (RegOpenKeyA(HKEY_CLASSES_ROOT,buf,&xhkey)) {
 676                 HeapFree(GetProcessHeap(),0,buf);
 677                 return CO_E_CLASSSTRING;
 678         }
 679         HeapFree(GetProcessHeap(),0,buf);
 680         buf2len = sizeof(buf2);
 681         if (RegQueryValueA(xhkey,NULL,buf2,&buf2len)) {
 682                 RegCloseKey(xhkey);
 683                 return CO_E_CLASSSTRING;
 684         }
 685         RegCloseKey(xhkey);
 686         return CLSIDFromString16(buf2,riid);
 687 }
 688
 689 /******************************************************************************
 690  *              StringFromGUID2 [COMPOBJ.76]
 691  */
 692 INT WINAPI StringFromGUID216(REFGUID id, LPOLESTR str, INT cmax)
 693 {
 694     return StringFromGUID2( id, str, cmax );
 695 }
 696
 697
 698 /***********************************************************************
 699  *           CoFileTimeNow [COMPOBJ.82]
 700  */
 701 HRESULT WINAPI CoFileTimeNow16( FILETIME *lpFileTime )
 702 {
 703     return CoFileTimeNow( lpFileTime );
 704 }
 705
 706 /***********************************************************************
 707  *           CoGetClassObject [COMPOBJ.7]
 708  *
 709  */
 710 HRESULT WINAPI CoGetClassObject16(
 711     REFCLSID rclsid, DWORD dwClsContext, COSERVERINFO *pServerInfo,
 712     REFIID iid, LPVOID *ppv)
 713 {
 714     FIXME(", stub!\n\tCLSID:\t%s,\n\tIID:\t%s\n", debugstr_guid(rclsid), debugstr_guid(iid));
 715
 716     if (pServerInfo) {
 717         FIXME("\tpServerInfo: name=%s\n",debugstr_w(pServerInfo->pwszName));
 718         FIXME("\t\tpAuthInfo=%p\n",pServerInfo->pAuthInfo);
 719     }
 720     return E_NOTIMPL;
 721 }
 722
 723 /******************************************************************************
 724  *              CoCreateGuid [COMPOBJ.73]
 725  */
 726 HRESULT WINAPI CoCreateGuid16(GUID *pguid)
 727 {
 728     return CoCreateGuid( pguid );
 729 }
 730
 731 /***********************************************************************
 732  *           CoCreateInstance [COMPOBJ.13]
 733  */
 734 HRESULT WINAPI CoCreateInstance16(
 735         REFCLSID rclsid,
 736         LPUNKNOWN pUnkOuter,
 737         DWORD dwClsContext,
 738         REFIID iid,
 739         LPVOID *ppv)
 740 {
 741   FIXME("(%s, %p, %x, %s, %p), stub!\n",
 742         debugstr_guid(rclsid), pUnkOuter, dwClsContext, debugstr_guid(iid),
 743         ppv
 744   );
 745   return E_NOTIMPL;
 746 }
 747
 748 /***********************************************************************
 749  *           CoDisconnectObject [COMPOBJ.15]
 750  */
 751 HRESULT WINAPI CoDisconnectObject16( LPUNKNOWN lpUnk, DWORD reserved )
 752 {
 753   FIXME("(%p, 0x%08x): stub!\n", lpUnk, reserved);
 754   return E_NOTIMPL;
 755 }