git.oblomov.eu Git - wine/blob - dlls/oleaut32/tmarshal.c

   1 /*
   2  *      TYPELIB Marshaler
   3  *
   4  *      Copyright 2002  Marcus Meissner
   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include <assert.h>
  24 #include <stdlib.h>
  25 #include <string.h>
  26 #include <stdio.h>
  27 #include <ctype.h>
  28
  29 #define NONAMELESSUNION
  30 #define NONAMELESSSTRUCT
  31 #include "winerror.h"
  32 #include "winnls.h"
  33 #include "winreg.h"
  34 #include "winuser.h"
  35
  36 #include "ole2.h"
  37 #include "wine/unicode.h"
  38 #include "heap.h"
  39 #include "ole2disp.h"
  40 #include "typelib.h"
  41 #include "wine/debug.h"
  42 #include "winternl.h"
  43
  44 static const WCHAR riidW[5] = {'r','i','i','d',0};
  45 static const WCHAR pdispparamsW[] = {'p','d','i','s','p','p','a','r','a','m','s',0};
  46 static const WCHAR ppvObjectW[] = {'p','p','v','O','b','j','e','c','t',0};
  47
  48 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  49 WINE_DECLARE_DEBUG_CHANNEL(olerelay);
  50
  51 typedef struct _marshal_state {
  52     LPBYTE      base;
  53     int         size;
  54     int         curoff;
  55
  56     BOOL        thisisiid;
  57     IID         iid;    /* HACK: for VT_VOID */
  58 } marshal_state;
  59
  60 static HRESULT
  61 xbuf_add(marshal_state *buf, LPBYTE stuff, DWORD size) {
  62     while (buf->size - buf->curoff < size) {
  63         if (buf->base) {
  64             buf->size += 100;
  65             buf->base = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,buf->base,buf->size);
  66             if (!buf->base)
  67                 return E_OUTOFMEMORY;
  68         } else {
  69             buf->base = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,32);
  70             buf->size = 32;
  71             if (!buf->base)
  72                 return E_OUTOFMEMORY;
  73         }
  74     }
  75     memcpy(buf->base+buf->curoff,stuff,size);
  76     buf->curoff += size;
  77     return S_OK;
  78 }
  79
  80 static HRESULT
  81 xbuf_get(marshal_state *buf, LPBYTE stuff, DWORD size) {
  82     if (buf->size < buf->curoff+size) return E_FAIL;
  83     memcpy(stuff,buf->base+buf->curoff,size);
  84     buf->curoff += size;
  85     return S_OK;
  86 }
  87
  88 static HRESULT
  89 xbuf_skip(marshal_state *buf, DWORD size) {
  90     if (buf->size < buf->curoff+size) return E_FAIL;
  91     buf->curoff += size;
  92     return S_OK;
  93 }
  94
  95 static HRESULT
  96 _unmarshal_interface(marshal_state *buf, REFIID riid, LPUNKNOWN *pUnk) {
  97     IStream             *pStm;
  98     ULARGE_INTEGER      newpos;
  99     LARGE_INTEGER       seekto;
 100     ULONG               res;
 101     HRESULT             hres;
 102     DWORD               xsize;
 103
 104     TRACE("...%s...\n",debugstr_guid(riid));
 105     *pUnk = NULL;
 106     hres = xbuf_get(buf,(LPBYTE)&xsize,sizeof(xsize));
 107     if (hres) return hres;
 108     if (xsize == 0) return S_OK;
 109     hres = CreateStreamOnHGlobal(0,TRUE,&pStm);
 110     if (hres) {
 111         FIXME("Stream create failed %lx\n",hres);
 112         return hres;
 113     }
 114     hres = IStream_Write(pStm,buf->base+buf->curoff,xsize,&res);
 115     if (hres) { FIXME("stream write %lx\n",hres); return hres; }
 116     memset(&seekto,0,sizeof(seekto));
 117     hres = IStream_Seek(pStm,seekto,SEEK_SET,&newpos);
 118     if (hres) { FIXME("Failed Seek %lx\n",hres); return hres;}
 119     hres = CoUnmarshalInterface(pStm,riid,(LPVOID*)pUnk);
 120     if (hres) {
 121         FIXME("Marshaling interface %s failed with %lx\n",debugstr_guid(riid),hres);
 122         return hres;
 123     }
 124     IStream_Release(pStm);
 125     return xbuf_skip(buf,xsize);
 126 }
 127
 128 static HRESULT
 129 _marshal_interface(marshal_state *buf, REFIID riid, LPUNKNOWN pUnk) {
 130     LPUNKNOWN           newiface;
 131     LPBYTE              tempbuf;
 132     IStream             *pStm;
 133     STATSTG             ststg;
 134     ULARGE_INTEGER      newpos;
 135     LARGE_INTEGER       seekto;
 136     ULONG               res;
 137     DWORD               xsize;
 138     HRESULT             hres;
 139
 140     hres = S_OK;
 141     if (!pUnk)
 142         goto fail;
 143
 144     TRACE("...%s...\n",debugstr_guid(riid));
 145     hres=IUnknown_QueryInterface(pUnk,riid,(LPVOID*)&newiface);
 146     if (hres) {
 147         TRACE("%p does not support iface %s\n",pUnk,debugstr_guid(riid));
 148         goto fail;
 149     }
 150     hres = CreateStreamOnHGlobal(0,TRUE,&pStm);
 151     if (hres) {
 152         FIXME("Stream create failed %lx\n",hres);
 153         goto fail;
 154     }
 155     hres = CoMarshalInterface(pStm,riid,newiface,0,NULL,0);
 156     IUnknown_Release(newiface);
 157     if (hres) {
 158         FIXME("Marshaling interface %s failed with %lx\n",
 159                 debugstr_guid(riid),hres
 160         );
 161         goto fail;
 162     }
 163     hres = IStream_Stat(pStm,&ststg,0);
 164     tempbuf = HeapAlloc(GetProcessHeap(), 0, ststg.cbSize.s.LowPart);
 165     memset(&seekto,0,sizeof(seekto));
 166     hres = IStream_Seek(pStm,seekto,SEEK_SET,&newpos);
 167     if (hres) { FIXME("Failed Seek %lx\n",hres); goto fail;}
 168     hres = IStream_Read(pStm,tempbuf,ststg.cbSize.s.LowPart,&res);
 169     if (hres) { FIXME("Failed Read %lx\n",hres); goto fail;}
 170     IStream_Release(pStm);
 171     xsize = ststg.cbSize.s.LowPart;
 172     xbuf_add(buf,(LPBYTE)&xsize,sizeof(xsize));
 173     hres = xbuf_add(buf,tempbuf,ststg.cbSize.s.LowPart);
 174     HeapFree(GetProcessHeap(),0,tempbuf);
 175     return hres;
 176 fail:
 177     xsize = 0;
 178     xbuf_add(buf,(LPBYTE)&xsize,sizeof(xsize));
 179     return hres;
 180 }
 181
 182 /********************* OLE Proxy/Stub Factory ********************************/
 183 static HRESULT WINAPI
 184 PSFacBuf_QueryInterface(LPPSFACTORYBUFFER iface, REFIID iid, LPVOID *ppv) {
 185     if (IsEqualIID(iid,&IID_IPSFactoryBuffer)||IsEqualIID(iid,&IID_IUnknown)) {
 186         *ppv = (LPVOID)iface;
 187         /* No ref counting, static class */
 188         return S_OK;
 189     }
 190     FIXME("(%s) unknown IID?\n",debugstr_guid(iid));
 191     return E_NOINTERFACE;
 192 }
 193
 194 static ULONG WINAPI PSFacBuf_AddRef(LPPSFACTORYBUFFER iface) { return 2; }
 195 static ULONG WINAPI PSFacBuf_Release(LPPSFACTORYBUFFER iface) { return 1; }
 196
 197 static HRESULT
 198 _get_typeinfo_for_iid(REFIID riid, ITypeInfo**ti) {
 199     HRESULT     hres;
 200     HKEY        ikey;
 201     char        tlguid[200],typelibkey[300],interfacekey[300],ver[100];
 202     char        tlfn[260];
 203     OLECHAR     tlfnW[260];
 204     DWORD       tlguidlen, verlen, type, tlfnlen;
 205     ITypeLib    *tl;
 206
 207     sprintf( interfacekey, "Interface\\{%08lx-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x}\\Typelib",
 208         riid->Data1, riid->Data2, riid->Data3,
 209         riid->Data4[0], riid->Data4[1], riid->Data4[2], riid->Data4[3],
 210         riid->Data4[4], riid->Data4[5], riid->Data4[6], riid->Data4[7]
 211     );
 212
 213     if (RegOpenKeyA(HKEY_CLASSES_ROOT,interfacekey,&ikey)) {
 214         FIXME("No %s key found.\n",interfacekey);
 215         return E_FAIL;
 216     }
 217     type = (1<<REG_SZ);
 218     tlguidlen = sizeof(tlguid);
 219     if (RegQueryValueExA(ikey,NULL,NULL,&type,tlguid,&tlguidlen)) {
 220         FIXME("Getting typelib guid failed.\n");
 221         RegCloseKey(ikey);
 222         return E_FAIL;
 223     }
 224     type = (1<<REG_SZ);
 225     verlen = sizeof(ver);
 226     if (RegQueryValueExA(ikey,"Version",NULL,&type,ver,&verlen)) {
 227         FIXME("Could not get version value?\n");
 228         RegCloseKey(ikey);
 229         return E_FAIL;
 230     }
 231     RegCloseKey(ikey);
 232     sprintf(typelibkey,"Typelib\\%s\\%s\\0\\win32",tlguid,ver);
 233     tlfnlen = sizeof(tlfn);
 234     if (RegQueryValueA(HKEY_CLASSES_ROOT,typelibkey,tlfn,&tlfnlen)) {
 235         FIXME("Could not get typelib fn?\n");
 236         return E_FAIL;
 237     }
 238     MultiByteToWideChar(CP_ACP, 0, tlfn, -1, tlfnW, -1);
 239     hres = LoadTypeLib(tlfnW,&tl);
 240     if (hres) {
 241         ERR("Failed to load typelib for %s, but it should be there.\n",debugstr_guid(riid));
 242         return hres;
 243     }
 244     hres = ITypeLib_GetTypeInfoOfGuid(tl,riid,ti);
 245     if (hres) {
 246         ERR("typelib does not contain info for %s?\n",debugstr_guid(riid));
 247         ITypeLib_Release(tl);
 248         return hres;
 249     }
 250     /* FIXME: do this?  ITypeLib_Release(tl); */
 251     return hres;
 252 }
 253
 254 /* Determine nr of functions. Since we use the toplevel interface and all
 255  * inherited ones have lower numbers, we are ok to not to descent into
 256  * the inheritance tree I think.
 257  */
 258 static int _nroffuncs(ITypeInfo *tinfo) {
 259     int         n, max = 0;
 260     FUNCDESC    *fdesc;
 261     HRESULT     hres;
 262
 263     n=0;
 264     while (1) {
 265         hres = ITypeInfo_GetFuncDesc(tinfo,n,&fdesc);
 266         if (fdesc->oVft/4 > max)
 267             max = fdesc->oVft/4;
 268         if (hres)
 269             return max+1;
 270         n++;
 271     }
 272     /*NOTREACHED*/
 273 }
 274
 275 typedef struct _TMAsmProxy {
 276     BYTE        popleax;
 277     BYTE        pushlval;
 278     BYTE        nr;
 279     BYTE        pushleax;
 280     BYTE        lcall;
 281     DWORD       xcall;
 282     BYTE        lret;
 283     WORD        bytestopop;
 284 } WINE_PACKED TMAsmProxy;
 285
 286 typedef struct _TMProxyImpl {
 287     DWORD                               *lpvtbl;
 288     ICOM_VTABLE(IRpcProxyBuffer)        *lpvtbl2;
 289     DWORD                               ref;
 290
 291     TMAsmProxy                          *asmstubs;
 292     ITypeInfo*                          tinfo;
 293     IRpcChannelBuffer*                  chanbuf;
 294     IID                                 iid;
 295 } TMProxyImpl;
 296
 297 static HRESULT WINAPI
 298 TMProxyImpl_QueryInterface(LPRPCPROXYBUFFER iface, REFIID riid, LPVOID *ppv) {
 299     TRACE("()\n");
 300     if (IsEqualIID(riid,&IID_IUnknown)||IsEqualIID(riid,&IID_IRpcProxyBuffer)) {
 301         *ppv = (LPVOID)iface;
 302         IRpcProxyBuffer_AddRef(iface);
 303         return S_OK;
 304     }
 305     FIXME("no interface for %s\n",debugstr_guid(riid));
 306     return E_NOINTERFACE;
 307 }
 308
 309 static ULONG WINAPI
 310 TMProxyImpl_AddRef(LPRPCPROXYBUFFER iface) {
 311     ICOM_THIS_MULTI(TMProxyImpl,lpvtbl2,iface);
 312
 313     TRACE("()\n");
 314     This->ref++;
 315     return This->ref;
 316 }
 317
 318 static ULONG WINAPI
 319 TMProxyImpl_Release(LPRPCPROXYBUFFER iface) {
 320     ICOM_THIS_MULTI(TMProxyImpl,lpvtbl2,iface);
 321
 322     TRACE("()\n");
 323     This->ref--;
 324     if (This->ref) return This->ref;
 325     if (This->chanbuf) IRpcChannelBuffer_Release(This->chanbuf);
 326     HeapFree(GetProcessHeap(),0,This);
 327     return 0;
 328 }
 329
 330 static HRESULT WINAPI
 331 TMProxyImpl_Connect(
 332     LPRPCPROXYBUFFER iface,IRpcChannelBuffer* pRpcChannelBuffer
 333 ) {
 334     ICOM_THIS_MULTI(TMProxyImpl,lpvtbl2,iface);
 335
 336     TRACE("(%p)\n",pRpcChannelBuffer);
 337     This->chanbuf = pRpcChannelBuffer;
 338     IRpcChannelBuffer_AddRef(This->chanbuf);
 339     return S_OK;
 340 }
 341
 342 static void WINAPI
 343 TMProxyImpl_Disconnect(LPRPCPROXYBUFFER iface) {
 344     ICOM_THIS_MULTI(TMProxyImpl,lpvtbl2,iface);
 345
 346     FIXME("()\n");
 347     IRpcChannelBuffer_Release(This->chanbuf);
 348     This->chanbuf = NULL;
 349 }
 350
 351
 352 static ICOM_VTABLE(IRpcProxyBuffer) tmproxyvtable = {
 353     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 354     TMProxyImpl_QueryInterface,
 355     TMProxyImpl_AddRef,
 356     TMProxyImpl_Release,
 357     TMProxyImpl_Connect,
 358     TMProxyImpl_Disconnect
 359 };
 360
 361 /* how much space do we use on stack in DWORD steps. */
 362 int const
 363 _argsize(DWORD vt) {
 364     switch (vt) {
 365     case VT_DATE:
 366         return sizeof(DATE)/sizeof(DWORD);
 367     case VT_VARIANT:
 368         return (sizeof(VARIANT)+3)/sizeof(DWORD);
 369     default:
 370         return 1;
 371     }
 372 }
 373
 374 static int
 375 _xsize(TYPEDESC *td) {
 376     switch (td->vt) {
 377     case VT_DATE:
 378         return sizeof(DATE);
 379     case VT_VARIANT:
 380         return sizeof(VARIANT)+3;
 381     case VT_CARRAY: {
 382         int i, arrsize = 1;
 383         ARRAYDESC *adesc = td->u.lpadesc;
 384
 385         for (i=0;i<adesc->cDims;i++)
 386             arrsize *= adesc->rgbounds[i].cElements;
 387         return arrsize*_xsize(&adesc->tdescElem);
 388     }
 389     case VT_UI2:
 390     case VT_I2:
 391         return 2;
 392     case VT_UI1:
 393     case VT_I1:
 394         return 1;
 395     default:
 396         return 4;
 397     }
 398 }
 399
 400 static HRESULT
 401 serialize_param(
 402     ITypeInfo           *tinfo,
 403     BOOL                writeit,
 404     BOOL                debugout,
 405     BOOL                dealloc,
 406     TYPEDESC            *tdesc,
 407     DWORD               *arg,
 408     marshal_state       *buf
 409 ) {
 410     HRESULT hres = S_OK;
 411
 412     TRACE("(tdesc.vt %d)\n",tdesc->vt);
 413
 414     switch (tdesc->vt) {
 415     case VT_EMPTY: /* nothing. empty variant for instance */
 416         return S_OK;
 417     case VT_BOOL:
 418     case VT_ERROR:
 419     case VT_UI4:
 420     case VT_UINT:
 421     case VT_I4:
 422     case VT_R4:
 423     case VT_UI2:
 424     case VT_UI1:
 425         hres = S_OK;
 426         if (debugout) MESSAGE("%lx",*arg);
 427         if (writeit)
 428             hres = xbuf_add(buf,(LPBYTE)arg,sizeof(DWORD));
 429         return hres;
 430     case VT_VARIANT: {
 431         TYPEDESC        tdesc2;
 432         VARIANT         *vt = (VARIANT*)arg;
 433         DWORD           vttype = V_VT(vt);
 434
 435         if (debugout) MESSAGE("Vt(%ld)(",vttype);
 436         tdesc2.vt = vttype;
 437         if (writeit) {
 438             hres = xbuf_add(buf,(LPBYTE)&vttype,sizeof(vttype));
 439             if (hres) return hres;
 440         }
 441         /* need to recurse since we need to free the stuff */
 442         hres = serialize_param(tinfo,writeit,debugout,dealloc,&tdesc2,&(V_I4(vt)),buf);
 443         if (debugout) MESSAGE(")");
 444         return hres;
 445     }
 446     case VT_BSTR: {
 447         if (debugout) {
 448             if (arg)
 449                     MESSAGE("%s",debugstr_w((BSTR)*arg));
 450             else
 451                     MESSAGE("<bstr NULL>");
 452         }
 453         if (writeit) {
 454             if (!*arg) {
 455                 DWORD fakelen = -1;
 456                 hres = xbuf_add(buf,(LPBYTE)&fakelen,4);
 457                 if (hres)
 458                     return hres;
 459             } else {
 460                 DWORD *bstr = ((DWORD*)(*arg))-1;
 461
 462                 hres = xbuf_add(buf,(LPBYTE)bstr,bstr[0]+4);
 463                 if (hres)
 464                     return hres;
 465             }
 466         }
 467         if (dealloc && arg)
 468             SysFreeString((BSTR)arg);
 469         return S_OK;
 470     }
 471     case VT_PTR: {
 472         DWORD cookie;
 473
 474         if (debugout) MESSAGE("*");
 475         if (writeit) {
 476             cookie = *arg ? 0x42424242 : 0;
 477             hres = xbuf_add(buf,(LPBYTE)&cookie,sizeof(cookie));
 478             if (hres)
 479                 return hres;
 480         }
 481         if (!*arg) {
 482             if (debugout) MESSAGE("NULL");
 483             return S_OK;
 484         }
 485         hres = serialize_param(tinfo,writeit,debugout,dealloc,tdesc->u.lptdesc,(DWORD*)*arg,buf);
 486         if (dealloc) HeapFree(GetProcessHeap(),0,(LPVOID)arg);
 487         return hres;
 488     }
 489     case VT_UNKNOWN:
 490         if (debugout) MESSAGE("unk(0x%lx)",*arg);
 491         if (writeit)
 492             hres = _marshal_interface(buf,&IID_IUnknown,(LPUNKNOWN)*arg);
 493         return hres;
 494     case VT_DISPATCH:
 495         if (debugout) MESSAGE("idisp(0x%lx)",*arg);
 496         if (writeit)
 497             hres = _marshal_interface(buf,&IID_IDispatch,(LPUNKNOWN)*arg);
 498         return hres;
 499     case VT_VOID:
 500         if (debugout) MESSAGE("<void>");
 501         return S_OK;
 502     case VT_USERDEFINED: {
 503         ITypeInfo       *tinfo2;
 504         TYPEATTR        *tattr;
 505
 506         hres = ITypeInfo_GetRefTypeInfo(tinfo,tdesc->u.hreftype,&tinfo2);
 507         if (hres) {
 508             FIXME("Could not get typeinfo of hreftype %lx for VT_USERDEFINED.\n",tdesc->u.hreftype);
 509             return hres;
 510         }
 511         ITypeInfo_GetTypeAttr(tinfo2,&tattr);
 512         switch (tattr->typekind) {
 513         case TKIND_DISPATCH:
 514         case TKIND_INTERFACE:
 515             if (writeit)
 516                hres=_marshal_interface(buf,&(tattr->guid),(LPUNKNOWN)arg);
 517             break;
 518         case TKIND_RECORD: {
 519             int i;
 520             if (debugout) MESSAGE("{");
 521             for (i=0;i<tattr->cVars;i++) {
 522                 VARDESC *vdesc;
 523                 ELEMDESC *elem2;
 524                 TYPEDESC *tdesc2;
 525
 526                 hres = ITypeInfo2_GetVarDesc(tinfo2, i, &vdesc);
 527                 if (hres) {
 528                     FIXME("Could not get vardesc of %d\n",i);
 529                     return hres;
 530                 }
 531                 /* Need them for hack below */
 532                 /*
 533                 memset(names,0,sizeof(names));
 534                 hres = ITypeInfo_GetNames(tinfo2,vdesc->memid,names,sizeof(names)/sizeof(names[0]),&nrofnames);
 535                 if (nrofnames > sizeof(names)/sizeof(names[0])) {
 536                     ERR("Need more names!\n");
 537                 }
 538                 if (!hres && debugout)
 539                     MESSAGE("%s=",debugstr_w(names[0]));
 540                 */
 541                 elem2 = &vdesc->elemdescVar;
 542                 tdesc2 = &elem2->tdesc;
 543                 hres = serialize_param(
 544                     tinfo2,
 545                     writeit,
 546                     debugout,
 547                     dealloc,
 548                     tdesc2,
 549                     (DWORD*)(((LPBYTE)arg)+vdesc->u.oInst),
 550                     buf
 551                 );
 552                 if (hres!=S_OK)
 553                     return hres;
 554                 if (debugout && (i<(tattr->cVars-1)))
 555                     MESSAGE(",");
 556             }
 557             if (buf->thisisiid && (tattr->cbSizeInstance==sizeof(GUID)))
 558                 memcpy(&(buf->iid),arg,sizeof(buf->iid));
 559             if (debugout) MESSAGE("}");
 560             break;
 561         }
 562         default:
 563             FIXME("Unhandled typekind %d\n",tattr->typekind);
 564             hres = E_FAIL;
 565             break;
 566         }
 567         ITypeInfo_Release(tinfo2);
 568         return hres;
 569     }
 570     case VT_CARRAY: {
 571         ARRAYDESC *adesc = tdesc->u.lpadesc;
 572         int i, arrsize = 1;
 573
 574         if (debugout) MESSAGE("carr");
 575         for (i=0;i<adesc->cDims;i++) {
 576             if (debugout) MESSAGE("[%ld]",adesc->rgbounds[i].cElements);
 577             arrsize *= adesc->rgbounds[i].cElements;
 578         }
 579         if (debugout) MESSAGE("[");
 580         for (i=0;i<arrsize;i++) {
 581             hres = serialize_param(tinfo, writeit, debugout, dealloc, &adesc->tdescElem, (DWORD*)((LPBYTE)arg+i*_xsize(&adesc->tdescElem)), buf);
 582             if (hres)
 583                 return hres;
 584             if (debugout && (i<arrsize-1)) MESSAGE(",");
 585         }
 586         if (debugout) MESSAGE("]");
 587         return S_OK;
 588     }
 589     default:
 590         ERR("Unhandled marshal type %d.\n",tdesc->vt);
 591         return S_OK;
 592     }
 593 }
 594
 595 static HRESULT
 596 serialize_LPVOID_ptr(
 597     ITypeInfo           *tinfo,
 598     BOOL                writeit,
 599     BOOL                debugout,
 600     BOOL                dealloc,
 601     TYPEDESC            *tdesc,
 602     DWORD               *arg,
 603     marshal_state       *buf
 604 ) {
 605     HRESULT     hres;
 606     DWORD       cookie;
 607
 608     if ((tdesc->vt != VT_PTR)                   ||
 609         (tdesc->u.lptdesc->vt != VT_PTR)        ||
 610         (tdesc->u.lptdesc->u.lptdesc->vt != VT_VOID)
 611     ) {
 612         FIXME("ppvObject not expressed as VT_PTR -> VT_PTR -> VT_VOID?\n");
 613         return E_FAIL;
 614     }
 615     cookie = (*arg) ? 0x42424242: 0x0;
 616     if (writeit) {
 617         hres = xbuf_add(buf, (LPVOID)&cookie, sizeof(cookie));
 618         if (hres)
 619             return hres;
 620     }
 621     if (!*arg) {
 622         if (debugout) MESSAGE("<lpvoid NULL>");
 623         return S_OK;
 624     }
 625     if (debugout)
 626         MESSAGE("ppv(%p)",*(LPUNKNOWN*)*arg);
 627     if (writeit) {
 628         hres = _marshal_interface(buf,&(buf->iid),*(LPUNKNOWN*)*arg);
 629         if (hres)
 630             return hres;
 631     }
 632     if (dealloc)
 633         HeapFree(GetProcessHeap(),0,(LPVOID)*arg);
 634     return S_OK;
 635 }
 636
 637 static HRESULT
 638 serialize_DISPPARAM_ptr(
 639     ITypeInfo           *tinfo,
 640     BOOL                writeit,
 641     BOOL                debugout,
 642     BOOL                dealloc,
 643     TYPEDESC            *tdesc,
 644     DWORD               *arg,
 645     marshal_state       *buf
 646 ) {
 647     DWORD       cookie;
 648     HRESULT     hres;
 649     DISPPARAMS  *disp;
 650     int         i;
 651
 652     if ((tdesc->vt != VT_PTR) || (tdesc->u.lptdesc->vt != VT_USERDEFINED)) {
 653         FIXME("DISPPARAMS not expressed as VT_PTR -> VT_USERDEFINED?\n");
 654         return E_FAIL;
 655     }
 656
 657     cookie = *arg ? 0x42424242 : 0x0;
 658     if (writeit) {
 659         hres = xbuf_add(buf,(LPBYTE)&cookie,sizeof(cookie));
 660         if (hres)
 661             return hres;
 662     }
 663     if (!*arg) {
 664         if (debugout) MESSAGE("<DISPPARAMS NULL>");
 665         return S_OK;
 666     }
 667     disp = (DISPPARAMS*)*arg;
 668     if (writeit) {
 669         hres = xbuf_add(buf,(LPBYTE)&disp->cArgs,sizeof(disp->cArgs));
 670         if (hres)
 671             return hres;
 672     }
 673     if (debugout) MESSAGE("D{");
 674     for (i=0;i<disp->cArgs;i++) {
 675         TYPEDESC        vtdesc;
 676
 677         vtdesc.vt = VT_VARIANT;
 678         serialize_param(
 679             tinfo,
 680             writeit,
 681             debugout,
 682             dealloc,
 683             &vtdesc,
 684             (DWORD*)(disp->rgvarg+i),
 685             buf
 686         );
 687         if (debugout && (i<disp->cArgs-1))
 688             MESSAGE(",");
 689     }
 690     if (dealloc)
 691         HeapFree(GetProcessHeap(),0,disp->rgvarg);
 692     if (writeit) {
 693         hres = xbuf_add(buf,(LPBYTE)&disp->cNamedArgs,sizeof(disp->cNamedArgs));
 694         if (hres)
 695             return hres;
 696     }
 697     if (debugout) MESSAGE("}{");
 698     for (i=0;i<disp->cNamedArgs;i++) {
 699         TYPEDESC        vtdesc;
 700
 701         vtdesc.vt = VT_UINT;
 702         serialize_param(
 703             tinfo,
 704             writeit,
 705             debugout,
 706             dealloc,
 707             &vtdesc,
 708             (DWORD*)(disp->rgdispidNamedArgs+i),
 709             buf
 710         );
 711         if (debugout && (i<disp->cNamedArgs-1))
 712             MESSAGE(",");
 713     }
 714     if (debugout) MESSAGE("}");
 715     if (dealloc) {
 716         HeapFree(GetProcessHeap(),0,disp->rgdispidNamedArgs);
 717         HeapFree(GetProcessHeap(),0,disp);
 718     }
 719     return S_OK;
 720 }
 721
 722 static HRESULT
 723 deserialize_param(
 724     ITypeInfo           *tinfo,
 725     BOOL                readit,
 726     BOOL                debugout,
 727     BOOL                alloc,
 728     TYPEDESC            *tdesc,
 729     DWORD               *arg,
 730     marshal_state       *buf
 731 ) {
 732     HRESULT hres = S_OK;
 733
 734     TRACE("vt %d at %p\n",tdesc->vt,arg);
 735
 736     while (1) {
 737         switch (tdesc->vt) {
 738         case VT_EMPTY:
 739             if (debugout) MESSAGE("<empty>");
 740             return S_OK;
 741         case VT_NULL:
 742             if (debugout) MESSAGE("<null>");
 743             return S_OK;
 744         case VT_VARIANT: {
 745             VARIANT     *vt = (VARIANT*)arg;
 746
 747             if (readit) {
 748                 DWORD   vttype;
 749                 TYPEDESC        tdesc2;
 750                 hres = xbuf_get(buf,(LPBYTE)&vttype,sizeof(vttype));
 751                 if (hres) {
 752                     FIXME("vt type not read?\n");
 753                     return hres;
 754                 }
 755                 memset(&tdesc2,0,sizeof(tdesc2));
 756                 tdesc2.vt = vttype;
 757                 V_VT(vt)  = vttype;
 758                 if (debugout) MESSAGE("Vt(%ld)(",vttype);
 759                 hres = deserialize_param(tinfo, readit, debugout, alloc, &tdesc2, &(V_I4(vt)), buf);
 760                 MESSAGE(")");
 761                 return hres;
 762             } else {
 763                 VariantInit(vt);
 764                 return S_OK;
 765             }
 766         }
 767         case VT_ERROR:
 768         case VT_BOOL: case VT_I4: case VT_UI4: case VT_UINT: case VT_R4:
 769         case VT_UI2:
 770         case VT_UI1:
 771             if (readit) {
 772                 hres = xbuf_get(buf,(LPBYTE)arg,sizeof(DWORD));
 773                 if (hres) FIXME("Failed to read integer 4 byte\n");
 774             }
 775             if (debugout) MESSAGE("%lx",*arg);
 776             return hres;
 777         case VT_BSTR: {
 778             WCHAR       *str;
 779             DWORD       len;
 780
 781             if (readit) {
 782                 hres = xbuf_get(buf,(LPBYTE)&len,sizeof(DWORD));
 783                 if (hres) {
 784                     FIXME("failed to read bstr klen\n");
 785                     return hres;
 786                 }
 787                 if (len == -1) {
 788                     *arg = 0;
 789                     if (debugout) MESSAGE("<bstr NULL>");
 790                 } else {
 791                     str  = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,len+sizeof(WCHAR));
 792                     hres = xbuf_get(buf,(LPBYTE)str,len);
 793                     if (hres) {
 794                         FIXME("Failed to read BSTR.\n");
 795                         return hres;
 796                     }
 797                     *arg = (DWORD)SysAllocStringLen(str,len);
 798                     if (debugout) MESSAGE("%s",debugstr_w(str));
 799                     HeapFree(GetProcessHeap(),0,str);
 800                 }
 801             } else {
 802                 *arg = 0;
 803             }
 804             return S_OK;
 805         }
 806         case VT_PTR: {
 807             DWORD       cookie;
 808             BOOL        derefhere = 0;
 809
 810             derefhere = (tdesc->u.lptdesc->vt != VT_USERDEFINED);
 811
 812             if (readit) {
 813                 hres = xbuf_get(buf,(LPBYTE)&cookie,sizeof(cookie));
 814                 if (hres) {
 815                     FIXME("Failed to load pointer cookie.\n");
 816                     return hres;
 817                 }
 818                 if (cookie != 0x42424242) {
 819                     if (debugout) MESSAGE("NULL");
 820                     *arg = 0;
 821                     return S_OK;
 822                 }
 823                 if (debugout) MESSAGE("*");
 824             }
 825             if (alloc) {
 826                 if (derefhere)
 827                     *arg=(DWORD)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,_xsize(tdesc->u.lptdesc));
 828             }
 829             if (derefhere)
 830                 return deserialize_param(tinfo, readit, debugout, alloc, tdesc->u.lptdesc, (LPDWORD)*arg, buf);
 831             else
 832                 return deserialize_param(tinfo, readit, debugout, alloc, tdesc->u.lptdesc, arg, buf);
 833         }
 834         case VT_UNKNOWN:
 835             /* FIXME: UNKNOWN is unknown ..., but allocate 4 byte for it */
 836             if (alloc)
 837                 *arg=(DWORD)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(DWORD));
 838             hres = S_OK;
 839             if (readit)
 840                 hres = _unmarshal_interface(buf,&IID_IUnknown,(LPUNKNOWN*)arg);
 841             if (debugout)
 842                 MESSAGE("unk(%p)",arg);
 843             return hres;
 844         case VT_DISPATCH:
 845             hres = S_OK;
 846             if (readit)
 847                 hres = _unmarshal_interface(buf,&IID_IDispatch,(LPUNKNOWN*)arg);
 848             if (debugout)
 849                 MESSAGE("idisp(%p)",arg);
 850             return hres;
 851         case VT_VOID:
 852             if (debugout) MESSAGE("<void>");
 853             return S_OK;
 854         case VT_USERDEFINED: {
 855             ITypeInfo   *tinfo2;
 856             TYPEATTR    *tattr;
 857
 858             hres = ITypeInfo_GetRefTypeInfo(tinfo,tdesc->u.hreftype,&tinfo2);
 859             if (hres) {
 860                 FIXME("Could not get typeinfo of hreftype %lx for VT_USERDEFINED.\n",tdesc->u.hreftype);
 861                 return hres;
 862             }
 863             hres = ITypeInfo_GetTypeAttr(tinfo2,&tattr);
 864             if (hres) {
 865                 FIXME("Could not get typeattr in VT_USERDEFINED.\n");
 866             } else {
 867                 if (alloc)
 868                     *arg = (DWORD)HeapAlloc(GetProcessHeap(),0,tattr->cbSizeInstance);
 869                 switch (tattr->typekind) {
 870                 case TKIND_DISPATCH:
 871                 case TKIND_INTERFACE:
 872                     if (readit)
 873                         hres = _unmarshal_interface(buf,&(tattr->guid),(LPUNKNOWN*)arg);
 874                     break;
 875                 case TKIND_RECORD: {
 876                     int i;
 877
 878                     if (debugout) MESSAGE("{");
 879                     for (i=0;i<tattr->cVars;i++) {
 880                         VARDESC *vdesc;
 881
 882                         hres = ITypeInfo2_GetVarDesc(tinfo2, i, &vdesc);
 883                         if (hres) {
 884                             FIXME("Could not get vardesc of %d\n",i);
 885                             return hres;
 886                         }
 887                         hres = deserialize_param(
 888                             tinfo2,
 889                             readit,
 890                             debugout,
 891                             alloc,
 892                             &vdesc->elemdescVar.tdesc,
 893                             (DWORD*)(((LPBYTE)*arg)+vdesc->u.oInst),
 894                             buf
 895                         );
 896                         if (debugout && (i<tattr->cVars-1)) MESSAGE(",");
 897                     }
 898                     if (buf->thisisiid && (tattr->cbSizeInstance==sizeof(GUID)))
 899                         memcpy(&(buf->iid),(LPBYTE)*arg,sizeof(buf->iid));
 900                     if (debugout) MESSAGE("}");
 901                     break;
 902                 }
 903                 default:
 904                     ERR("Unhandled typekind %d\n",tattr->typekind);
 905                     hres = E_FAIL;
 906                     break;
 907                 }
 908             }
 909             if (hres)
 910                 FIXME("failed to stuballoc in TKIND_RECORD.\n");
 911             ITypeInfo_Release(tinfo2);
 912             return hres;
 913         }
 914         case VT_CARRAY: {
 915             /* arg is pointing to the start of the array. */
 916             ARRAYDESC *adesc = tdesc->u.lpadesc;
 917             int         arrsize,i;
 918             arrsize = 1;
 919             if (adesc->cDims > 1) FIXME("cDims > 1 in VT_CARRAY. Does it work?\n");
 920             for (i=0;i<adesc->cDims;i++)
 921                 arrsize *= adesc->rgbounds[i].cElements;
 922             for (i=0;i<arrsize;i++)
 923                 deserialize_param(
 924                     tinfo,
 925                     readit,
 926                     debugout,
 927                     alloc,
 928                     &adesc->tdescElem,
 929                     (DWORD*)((LPBYTE)(arg)+i*_xsize(&adesc->tdescElem)),
 930                     buf
 931                 );
 932             return S_OK;
 933         }
 934         default:
 935             ERR("No handler for VT type %d!\n",tdesc->vt);
 936             return S_OK;
 937         }
 938     }
 939 }
 940
 941 static HRESULT
 942 deserialize_LPVOID_ptr(
 943     ITypeInfo           *tinfo,
 944     BOOL                readit,
 945     BOOL                debugout,
 946     BOOL                alloc,
 947     TYPEDESC            *tdesc,
 948     DWORD               *arg,
 949     marshal_state       *buf
 950 ) {
 951     HRESULT     hres;
 952     DWORD       cookie;
 953
 954     if ((tdesc->vt != VT_PTR)                   ||
 955         (tdesc->u.lptdesc->vt != VT_PTR)        ||
 956         (tdesc->u.lptdesc->u.lptdesc->vt != VT_VOID)
 957     ) {
 958         FIXME("ppvObject not expressed as VT_PTR -> VT_PTR -> VT_VOID?\n");
 959         return E_FAIL;
 960     }
 961     if (alloc)
 962         *arg=(DWORD)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(LPVOID));
 963     if (readit) {
 964         hres = xbuf_get(buf, (LPVOID)&cookie, sizeof(cookie));
 965         if (hres)
 966             return hres;
 967         if (cookie != 0x42424242) {
 968             *(DWORD*)*arg = 0;
 969             if (debugout) MESSAGE("<lpvoid NULL>");
 970             return S_OK;
 971         }
 972     }
 973     if (readit) {
 974         hres = _unmarshal_interface(buf,&buf->iid,(LPUNKNOWN*)*arg);
 975         if (hres)
 976             return hres;
 977     }
 978     if (debugout) MESSAGE("ppv(%p)",(LPVOID)*arg);
 979     return S_OK;
 980 }
 981
 982 static HRESULT
 983 deserialize_DISPPARAM_ptr(
 984     ITypeInfo           *tinfo,
 985     BOOL                readit,
 986     BOOL                debugout,
 987     BOOL                alloc,
 988     TYPEDESC            *tdesc,
 989     DWORD               *arg,
 990     marshal_state       *buf
 991 ) {
 992     DWORD       cookie;
 993     DISPPARAMS  *disps;
 994     HRESULT     hres;
 995     int         i;
 996
 997     if ((tdesc->vt != VT_PTR) || (tdesc->u.lptdesc->vt != VT_USERDEFINED)) {
 998         FIXME("DISPPARAMS not expressed as VT_PTR -> VT_USERDEFINED?\n");
 999         return E_FAIL;
1000     }
1001     if (readit) {
1002         hres = xbuf_get(buf,(LPBYTE)&cookie,sizeof(cookie));
1003         if (hres)
1004             return hres;
1005         if (cookie == 0) {
1006             *arg = 0;
1007             if (debugout) MESSAGE("<DISPPARAMS NULL>");
1008             return S_OK;
1009         }
1010     }
1011     if (alloc)
1012         *arg = (DWORD)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(DISPPARAMS));
1013     disps = (DISPPARAMS*)*arg;
1014     if (!readit)
1015         return S_OK;
1016     hres = xbuf_get(buf, (LPBYTE)&disps->cArgs, sizeof(disps->cArgs));
1017     if (hres)
1018         return hres;
1019     if (alloc)
1020         disps->rgvarg = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(VARIANT)*disps->cArgs);
1021     if (debugout) MESSAGE("D{");
1022     for (i=0; i< disps->cArgs; i++) {
1023         TYPEDESC vdesc;
1024
1025         vdesc.vt = VT_VARIANT;
1026         hres = deserialize_param(
1027             tinfo,
1028             readit,
1029             debugout,
1030             alloc,
1031             &vdesc,
1032             (DWORD*)(disps->rgvarg+i),
1033             buf
1034         );
1035     }
1036     if (debugout) MESSAGE("}{");
1037     hres = xbuf_get(buf, (LPBYTE)&disps->cNamedArgs, sizeof(disps->cNamedArgs));
1038     if (hres)
1039         return hres;
1040     if (disps->cNamedArgs) {
1041         if (alloc)
1042             disps->rgdispidNamedArgs = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(DISPID)*disps->cNamedArgs);
1043         for (i=0; i< disps->cNamedArgs; i++) {
1044             TYPEDESC vdesc;
1045
1046             vdesc.vt = VT_UINT;
1047             hres = deserialize_param(
1048                 tinfo,
1049                 readit,
1050                 debugout,
1051                 alloc,
1052                 &vdesc,
1053                 (DWORD*)(disps->rgdispidNamedArgs+i),
1054                 buf
1055             );
1056             if (debugout && i<(disps->cNamedArgs-1)) MESSAGE(",");
1057         }
1058     }
1059     if (debugout) MESSAGE("}");
1060     return S_OK;
1061 }
1062
1063 /* Searches function, also in inherited interfaces */
1064 static HRESULT
1065 _get_funcdesc(
1066     ITypeInfo *tinfo, int iMethod, FUNCDESC **fdesc, BSTR *iname, BSTR *fname
1067 ) {
1068     int i = 0, j = 0;
1069     HRESULT hres;
1070
1071     if (fname) *fname = NULL;
1072     if (iname) *iname = NULL;
1073
1074     while (1) {
1075         hres = ITypeInfo_GetFuncDesc(tinfo, i, fdesc);
1076         if (hres) {
1077             ITypeInfo   *tinfo2;
1078             HREFTYPE    href;
1079             TYPEATTR    *attr;
1080
1081             hres = ITypeInfo_GetTypeAttr(tinfo, &attr);
1082             if (hres) {
1083                 FIXME("GetTypeAttr failed with %lx\n",hres);
1084                 return hres;
1085             }
1086             /* Not found, so look in inherited ifaces. */
1087             for (j=0;j<attr->cImplTypes;j++) {
1088                 hres = ITypeInfo_GetRefTypeOfImplType(tinfo, j, &href);
1089                 if (hres) {
1090                     FIXME("Did not find a reftype for interface offset %d?\n",j);
1091                     break;
1092                 }
1093                 hres = ITypeInfo_GetRefTypeInfo(tinfo, href, &tinfo2);
1094                 if (hres) {
1095                     FIXME("Did not find a typeinfo for reftype %ld?\n",href);
1096                     continue;
1097                 }
1098                 hres = _get_funcdesc(tinfo2,iMethod,fdesc,iname,fname);
1099                 ITypeInfo_Release(tinfo2);
1100                 if (!hres) return S_OK;
1101             }
1102             return E_FAIL;
1103         }
1104         if (((*fdesc)->oVft/4) == iMethod) {
1105             if (fname)
1106                 ITypeInfo_GetDocumentation(tinfo,(*fdesc)->memid,fname,NULL,NULL,NULL);
1107             if (iname)
1108                 ITypeInfo_GetDocumentation(tinfo,-1,iname,NULL,NULL,NULL);
1109             return S_OK;
1110         }
1111         i++;
1112     }
1113     return E_FAIL;
1114 }
1115
1116 static DWORD
1117 xCall(LPVOID retptr, int method, TMProxyImpl *tpinfo /*, args */) {
1118     DWORD               *args = ((DWORD*)&tpinfo)+1, *xargs;
1119     FUNCDESC            *fdesc;
1120     HRESULT             hres;
1121     int                 i, relaydeb = TRACE_ON(olerelay);
1122     marshal_state       buf;
1123     RPCOLEMESSAGE       msg;
1124     ULONG               status;
1125     BSTR                fname,iname;
1126     BSTR                names[10];
1127     int                 nrofnames;
1128
1129     hres = _get_funcdesc(tpinfo->tinfo,method,&fdesc,&iname,&fname);
1130     if (hres) {
1131         ERR("Did not find typeinfo/funcdesc entry for method %d!\n",method);
1132         return 0;
1133     }
1134
1135     /*dump_FUNCDESC(fdesc);*/
1136     if (relaydeb) {
1137         TRACE_(olerelay)("->");
1138         if (iname)
1139             MESSAGE("%s:",debugstr_w(iname));
1140         if (fname)
1141             MESSAGE("%s(%d)",debugstr_w(fname),method);
1142         else
1143             MESSAGE("%d",method);
1144         MESSAGE("(");
1145         if (iname) SysFreeString(iname);
1146         if (fname) SysFreeString(fname);
1147     }
1148     /* Need them for hack below */
1149     memset(names,0,sizeof(names));
1150     if (ITypeInfo_GetNames(tpinfo->tinfo,fdesc->memid,names,sizeof(names)/sizeof(names[0]),&nrofnames))
1151         nrofnames = 0;
1152     if (nrofnames > sizeof(names)/sizeof(names[0]))
1153         ERR("Need more names!\n");
1154
1155     memset(&buf,0,sizeof(buf));
1156     buf.iid = IID_IUnknown;
1157     if (method == 0) {
1158         xbuf_add(&buf,(LPBYTE)args[0],sizeof(IID));
1159         if (relaydeb) MESSAGE("riid=%s,[out]",debugstr_guid((REFIID)args[0]));
1160     } else {
1161         xargs = args;
1162         for (i=0;i<fdesc->cParams;i++) {
1163             ELEMDESC    *elem = fdesc->lprgelemdescParam+i;
1164             BOOL        isserialized = FALSE;
1165             if (relaydeb) {
1166                 if (i) MESSAGE(",");
1167                 if (i+1<nrofnames && names[i+1])
1168                     MESSAGE("%s=",debugstr_w(names[i+1]));
1169             }
1170             /* No need to marshal other data than FIN */
1171             if (!(elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN)) {
1172                 xargs+=_argsize(elem->tdesc.vt);
1173                 if (relaydeb) MESSAGE("[out]");
1174                 continue;
1175             }
1176             if (((i+1)<nrofnames) && !IsBadStringPtrW(names[i+1],1)) {
1177                 /* If the parameter is 'riid', we use it as interface IID
1178                  * for a later ppvObject serialization.
1179                  */
1180                 buf.thisisiid = !lstrcmpW(names[i+1],riidW);
1181
1182                 /* DISPPARAMS* needs special serializer */
1183                 if (!lstrcmpW(names[i+1],pdispparamsW)) {
1184                     hres = serialize_DISPPARAM_ptr(
1185                         tpinfo->tinfo,
1186                         elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1187                         relaydeb,
1188                         FALSE,
1189                         &elem->tdesc,
1190                         xargs,
1191                         &buf
1192                     );
1193                     isserialized = TRUE;
1194                 }
1195                 if (!lstrcmpW(names[i+1],ppvObjectW)) {
1196                     hres = serialize_LPVOID_ptr(
1197                         tpinfo->tinfo,
1198                         elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1199                         relaydeb,
1200                         FALSE,
1201                         &elem->tdesc,
1202                         xargs,
1203                         &buf
1204                     );
1205                     if (hres == S_OK)
1206                         isserialized = TRUE;
1207                 }
1208             }
1209             if (!isserialized)
1210                 hres = serialize_param(
1211                     tpinfo->tinfo,
1212                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1213                     relaydeb,
1214                     FALSE,
1215                     &elem->tdesc,
1216                     xargs,
1217                     &buf
1218                 );
1219
1220             if (hres) {
1221                 FIXME("Failed to serialize param, hres %lx\n",hres);
1222                 break;
1223             }
1224             xargs+=_argsize(elem->tdesc.vt);
1225         }
1226     }
1227     if (relaydeb) MESSAGE(")");
1228     memset(&msg,0,sizeof(msg));
1229     msg.cbBuffer = buf.curoff;
1230     msg.iMethod  = method;
1231     hres = IRpcChannelBuffer_GetBuffer(tpinfo->chanbuf,&msg,&(tpinfo->iid));
1232     if (hres) {
1233         FIXME("RpcChannelBuffer GetBuffer failed, %lx\n",hres);
1234         return hres;
1235     }
1236     memcpy(msg.Buffer,buf.base,buf.curoff);
1237     if (relaydeb) MESSAGE("\n");
1238     hres = IRpcChannelBuffer_SendReceive(tpinfo->chanbuf,&msg,&status);
1239     if (hres) {
1240         FIXME("RpcChannelBuffer SendReceive failed, %lx\n",hres);
1241         return hres;
1242     }
1243     relaydeb = TRACE_ON(olerelay);
1244     if (relaydeb) MESSAGE(" = %08lx (",status);
1245     if (buf.base)
1246         buf.base = HeapReAlloc(GetProcessHeap(),0,buf.base,msg.cbBuffer);
1247     else
1248         buf.base = HeapAlloc(GetProcessHeap(),0,msg.cbBuffer);
1249     buf.size = msg.cbBuffer;
1250     memcpy(buf.base,msg.Buffer,buf.size);
1251     buf.curoff = 0;
1252     if (method == 0) {
1253         _unmarshal_interface(&buf,(REFIID)args[0],(LPUNKNOWN*)args[1]);
1254         if (relaydeb) MESSAGE("[in],%p",*((DWORD**)args[1]));
1255     } else {
1256         xargs = args;
1257         for (i=0;i<fdesc->cParams;i++) {
1258             ELEMDESC    *elem = fdesc->lprgelemdescParam+i;
1259             BOOL        isdeserialized = FALSE;
1260
1261             if (relaydeb) {
1262                 if (i) MESSAGE(",");
1263                 if (i+1<nrofnames && names[i+1]) MESSAGE("%s=",debugstr_w(names[i+1]));
1264             }
1265             /* No need to marshal other data than FOUT I think */
1266             if (!(elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT)) {
1267                 xargs += _argsize(elem->tdesc.vt);
1268                 if (relaydeb) MESSAGE("[in]");
1269                 continue;
1270             }
1271             if (((i+1)<nrofnames) && !IsBadStringPtrW(names[i+1],1)) {
1272                 /* If the parameter is 'riid', we use it as interface IID
1273                  * for a later ppvObject serialization.
1274                  */
1275                 buf.thisisiid = !lstrcmpW(names[i+1],riidW);
1276
1277                 /* deserialize DISPPARAM */
1278                 if (!lstrcmpW(names[i+1],pdispparamsW)) {
1279                     hres = deserialize_DISPPARAM_ptr(
1280                         tpinfo->tinfo,
1281                         elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1282                         relaydeb,
1283                         FALSE,
1284                         &(elem->tdesc),
1285                         xargs,
1286                         &buf
1287                     );
1288                     if (hres) {
1289                         FIXME("Failed to deserialize DISPPARAM*, hres %lx\n",hres);
1290                         break;
1291                     }
1292                     isdeserialized = TRUE;
1293                 }
1294                 if (!lstrcmpW(names[i+1],ppvObjectW)) {
1295                     hres = deserialize_LPVOID_ptr(
1296                         tpinfo->tinfo,
1297                         elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1298                         relaydeb,
1299                         FALSE,
1300                         &elem->tdesc,
1301                         xargs,
1302                         &buf
1303                     );
1304                     if (hres == S_OK)
1305                         isdeserialized = TRUE;
1306                 }
1307             }
1308             if (!isdeserialized)
1309                 hres = deserialize_param(
1310                     tpinfo->tinfo,
1311                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1312                     relaydeb,
1313                     FALSE,
1314                     &(elem->tdesc),
1315                     xargs,
1316                     &buf
1317                 );
1318             if (hres) {
1319                 FIXME("Failed to unmarshall param, hres %lx\n",hres);
1320                 break;
1321             }
1322             xargs += _argsize(elem->tdesc.vt);
1323         }
1324     }
1325     if (relaydeb) MESSAGE(")\n\n");
1326     HeapFree(GetProcessHeap(),0,buf.base);
1327     return status;
1328 }
1329
1330 static HRESULT WINAPI
1331 PSFacBuf_CreateProxy(
1332     LPPSFACTORYBUFFER iface, IUnknown* pUnkOuter, REFIID riid,
1333     IRpcProxyBuffer **ppProxy, LPVOID *ppv
1334 ) {
1335     HRESULT     hres;
1336     ITypeInfo   *tinfo;
1337     int         i, nroffuncs;
1338     FUNCDESC    *fdesc;
1339     TMProxyImpl *proxy;
1340
1341     TRACE("(...%s...)\n",debugstr_guid(riid));
1342     hres = _get_typeinfo_for_iid(riid,&tinfo);
1343     if (hres) {
1344         FIXME("No typeinfo for %s?\n",debugstr_guid(riid));
1345         return hres;
1346     }
1347     nroffuncs = _nroffuncs(tinfo);
1348     proxy = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(TMProxyImpl));
1349     if (!proxy) return E_OUTOFMEMORY;
1350     proxy->asmstubs=HeapAlloc(GetProcessHeap(),0,sizeof(TMAsmProxy)*nroffuncs);
1351
1352     assert(sizeof(TMAsmProxy) == 12);
1353
1354     proxy->lpvtbl = HeapAlloc(GetProcessHeap(),0,sizeof(LPBYTE)*nroffuncs);
1355     for (i=0;i<nroffuncs;i++) {
1356         int             nrofargs;
1357         TMAsmProxy      *xasm = proxy->asmstubs+i;
1358
1359         /* nrofargs without This */
1360         switch (i) {
1361         case 0: nrofargs = 2;
1362                 break;
1363         case 1: case 2: nrofargs = 0;
1364                 break;
1365         default: {
1366                 int j;
1367                 hres = _get_funcdesc(tinfo,i,&fdesc,NULL,NULL);
1368                 if (hres) {
1369                     FIXME("GetFuncDesc %lx should not fail here.\n",hres);
1370                     return hres;
1371                 }
1372                 /* some args take more than 4 byte on the stack */
1373                 nrofargs = 0;
1374                 for (j=0;j<fdesc->cParams;j++)
1375                     nrofargs += _argsize(fdesc->lprgelemdescParam[j].tdesc.vt);
1376
1377                 if (fdesc->callconv != CC_STDCALL) {
1378                     ERR("calling convention is not stdcall????\n");
1379                     return E_FAIL;
1380                 }
1381                 break;
1382             }
1383         }
1384 /* popl %eax    -       return ptr
1385  * pushl <nr>
1386  * pushl %eax
1387  * call xCall
1388  * lret <nr> (+4)
1389  *
1390  *
1391  * arg3 arg2 arg1 <method> <returnptr>
1392  */
1393         xasm->popleax   = 0x58;
1394         xasm->pushlval  = 0x6a;
1395         xasm->nr        = i;
1396         xasm->pushleax  = 0x50;
1397         xasm->lcall     = 0xe8; /* relative jump */
1398         xasm->xcall     = (DWORD)xCall;
1399         xasm->xcall     -= (DWORD)&(xasm->lret);
1400         xasm->lret      = 0xc2;
1401         xasm->bytestopop= (nrofargs+2)*4; /* pop args, This, iMethod */
1402         proxy->lpvtbl[i] = (DWORD)xasm;
1403     }
1404     proxy->lpvtbl2      = &tmproxyvtable;
1405     proxy->ref          = 2;
1406     proxy->tinfo        = tinfo;
1407     memcpy(&proxy->iid,riid,sizeof(*riid));
1408     *ppv                = (LPVOID)proxy;
1409     *ppProxy            = (IRpcProxyBuffer *)&(proxy->lpvtbl2);
1410     return S_OK;
1411 }
1412
1413 typedef struct _TMStubImpl {
1414     ICOM_VTABLE(IRpcStubBuffer) *lpvtbl;
1415     DWORD                       ref;
1416
1417     LPUNKNOWN                   pUnk;
1418     ITypeInfo                   *tinfo;
1419     IID                         iid;
1420 } TMStubImpl;
1421
1422 static HRESULT WINAPI
1423 TMStubImpl_QueryInterface(LPRPCSTUBBUFFER iface, REFIID riid, LPVOID *ppv) {
1424     if (IsEqualIID(riid,&IID_IRpcStubBuffer)||IsEqualIID(riid,&IID_IUnknown)){
1425         *ppv = (LPVOID)iface;
1426         IRpcStubBuffer_AddRef(iface);
1427         return S_OK;
1428     }
1429     FIXME("%s, not supported IID.\n",debugstr_guid(riid));
1430     return E_NOINTERFACE;
1431 }
1432
1433 static ULONG WINAPI
1434 TMStubImpl_AddRef(LPRPCSTUBBUFFER iface) {
1435     ICOM_THIS(TMStubImpl,iface);
1436
1437     This->ref++;
1438     return This->ref;
1439 }
1440
1441 static ULONG WINAPI
1442 TMStubImpl_Release(LPRPCSTUBBUFFER iface) {
1443     ICOM_THIS(TMStubImpl,iface);
1444
1445     This->ref--;
1446     if (This->ref)
1447         return This->ref;
1448     HeapFree(GetProcessHeap(),0,This);
1449     return 0;
1450 }
1451
1452 static HRESULT WINAPI
1453 TMStubImpl_Connect(LPRPCSTUBBUFFER iface, LPUNKNOWN pUnkServer) {
1454     ICOM_THIS(TMStubImpl,iface);
1455
1456     IUnknown_AddRef(pUnkServer);
1457     This->pUnk = pUnkServer;
1458     return S_OK;
1459 }
1460
1461 static void WINAPI
1462 TMStubImpl_Disconnect(LPRPCSTUBBUFFER iface) {
1463     ICOM_THIS(TMStubImpl,iface);
1464
1465     IUnknown_Release(This->pUnk);
1466     This->pUnk = NULL;
1467     return;
1468 }
1469
1470 static HRESULT WINAPI
1471 TMStubImpl_Invoke(
1472     LPRPCSTUBBUFFER iface, RPCOLEMESSAGE* xmsg,IRpcChannelBuffer*rpcchanbuf
1473 ) {
1474     int         i;
1475     FUNCDESC    *fdesc;
1476     ICOM_THIS(TMStubImpl,iface);
1477     HRESULT     hres;
1478     DWORD       *args, res, *xargs, nrofargs;
1479     marshal_state       buf;
1480     int         nrofnames;
1481     BSTR        names[10];
1482
1483     memset(&buf,0,sizeof(buf));
1484     buf.size    = xmsg->cbBuffer;
1485     buf.base    = xmsg->Buffer;
1486     buf.curoff  = 0;
1487     buf.iid     = IID_IUnknown;
1488
1489     TRACE("...\n");
1490     if (xmsg->iMethod == 0) { /* QI */
1491         IID             xiid;
1492         /* in: IID, out: <iface> */
1493
1494         xbuf_get(&buf,(LPBYTE)&xiid,sizeof(xiid));
1495         buf.curoff = 0;
1496         hres = _marshal_interface(&buf,&xiid,This->pUnk);
1497         xmsg->Buffer    = buf.base; /* Might have been reallocated */
1498         xmsg->cbBuffer  = buf.size;
1499         return hres;
1500     }
1501     hres = _get_funcdesc(This->tinfo,xmsg->iMethod,&fdesc,NULL,NULL);
1502     if (hres) {
1503         FIXME("GetFuncDesc on method %ld failed with %lx\n",xmsg->iMethod,hres);
1504         return hres;
1505     }
1506     /* Need them for hack below */
1507     memset(names,0,sizeof(names));
1508     ITypeInfo_GetNames(This->tinfo,fdesc->memid,names,sizeof(names)/sizeof(names[0]),&nrofnames);
1509     if (nrofnames > sizeof(names)/sizeof(names[0])) {
1510         ERR("Need more names!\n");
1511     }
1512
1513     /*dump_FUNCDESC(fdesc);*/
1514     nrofargs = 0;
1515     for (i=0;i<fdesc->cParams;i++)
1516         nrofargs += _argsize(fdesc->lprgelemdescParam[i].tdesc.vt);
1517     args = HeapAlloc(GetProcessHeap(),0,(nrofargs+1)*sizeof(DWORD));
1518     if (!args) return E_OUTOFMEMORY;
1519
1520     /* Allocate all stuff used by call. */
1521     xargs = args+1;
1522     for (i=0;i<fdesc->cParams;i++) {
1523         ELEMDESC        *elem = fdesc->lprgelemdescParam+i;
1524         BOOL            isdeserialized = FALSE;
1525
1526         if (((i+1)<nrofnames) && !IsBadStringPtrW(names[i+1],1)) {
1527             /* If the parameter is 'riid', we use it as interface IID
1528              * for a later ppvObject serialization.
1529              */
1530             buf.thisisiid = !lstrcmpW(names[i+1],riidW);
1531
1532             /* deserialize DISPPARAM */
1533             if (!lstrcmpW(names[i+1],pdispparamsW)) {
1534                 hres = deserialize_DISPPARAM_ptr(
1535                     This->tinfo,
1536                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1537                     FALSE,
1538                     TRUE,
1539                     &(elem->tdesc),
1540                     xargs,
1541                     &buf
1542                 );
1543                 if (hres) {
1544                     FIXME("Failed to deserialize DISPPARAM*, hres %lx\n",hres);
1545                     break;
1546                 }
1547                 isdeserialized = TRUE;
1548             }
1549             if (!lstrcmpW(names[i+1],ppvObjectW)) {
1550                 hres = deserialize_LPVOID_ptr(
1551                     This->tinfo,
1552                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1553                     FALSE,
1554                     TRUE,
1555                     &elem->tdesc,
1556                     xargs,
1557                     &buf
1558                 );
1559                 if (hres == S_OK)
1560                     isdeserialized = TRUE;
1561             }
1562         }
1563         if (!isdeserialized)
1564             hres = deserialize_param(
1565                 This->tinfo,
1566                 elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1567                 FALSE,
1568                 TRUE,
1569                 &(elem->tdesc),
1570                 xargs,
1571                 &buf
1572             );
1573         xargs += _argsize(elem->tdesc.vt);
1574         if (hres) {
1575             FIXME("Failed to deserialize param %s, hres %lx\n",debugstr_w(names[i+1]),hres);
1576             break;
1577         }
1578     }
1579     hres = IUnknown_QueryInterface(This->pUnk,&(This->iid),(LPVOID*)&(args[0]));
1580     if (hres) {
1581         ERR("Does not support iface %s\n",debugstr_guid(&(This->iid)));
1582         return hres;
1583     }
1584     res = _invoke(
1585             (*((LPVOID**)args[0]))[fdesc->oVft/4],
1586             fdesc->callconv,
1587             (xargs-args),
1588             args
1589     );
1590     IUnknown_Release((LPUNKNOWN)args[0]);
1591     buf.curoff = 0;
1592     xargs = args+1;
1593     for (i=0;i<fdesc->cParams;i++) {
1594         ELEMDESC        *elem = fdesc->lprgelemdescParam+i;
1595         BOOL            isserialized = FALSE;
1596
1597         if (((i+1)<nrofnames) && !IsBadStringPtrW(names[i+1],1)) {
1598             /* If the parameter is 'riid', we use it as interface IID
1599              * for a later ppvObject serialization.
1600              */
1601             buf.thisisiid = !lstrcmpW(names[i+1],riidW);
1602
1603             /* DISPPARAMS* needs special serializer */
1604             if (!lstrcmpW(names[i+1],pdispparamsW)) {
1605                 hres = serialize_DISPPARAM_ptr(
1606                     This->tinfo,
1607                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1608                     FALSE,
1609                     TRUE,
1610                     &elem->tdesc,
1611                     xargs,
1612                     &buf
1613                 );
1614                 isserialized = TRUE;
1615             }
1616             if (!lstrcmpW(names[i+1],ppvObjectW)) {
1617                 hres = serialize_LPVOID_ptr(
1618                     This->tinfo,
1619                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1620                     FALSE,
1621                     TRUE,
1622                     &elem->tdesc,
1623                     xargs,
1624                     &buf
1625                 );
1626                 if (hres == S_OK)
1627                     isserialized = TRUE;
1628             }
1629         }
1630         if (!isserialized)
1631             hres = serialize_param(
1632                This->tinfo,
1633                elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1634                FALSE,
1635                TRUE,
1636                &elem->tdesc,
1637                xargs,
1638                &buf
1639             );
1640         xargs += _argsize(elem->tdesc.vt);
1641         if (hres) {
1642             FIXME("Failed to stuballoc param, hres %lx\n",hres);
1643             break;
1644         }
1645     }
1646     /* might need to use IRpcChannelBuffer_GetBuffer ? */
1647     xmsg->cbBuffer      = buf.curoff;
1648     xmsg->Buffer        = buf.base;
1649     HeapFree(GetProcessHeap(),0,args);
1650     return res;
1651 }
1652
1653 static LPRPCSTUBBUFFER WINAPI
1654 TMStubImpl_IsIIDSupported(LPRPCSTUBBUFFER iface, REFIID riid) {
1655     FIXME("Huh (%s)?\n",debugstr_guid(riid));
1656     return NULL;
1657 }
1658
1659 static ULONG WINAPI
1660 TMStubImpl_CountRefs(LPRPCSTUBBUFFER iface) {
1661     ICOM_THIS(TMStubImpl,iface);
1662
1663     return This->ref; /*FIXME? */
1664 }
1665
1666 static HRESULT WINAPI
1667 TMStubImpl_DebugServerQueryInterface(LPRPCSTUBBUFFER iface, LPVOID *ppv) {
1668     return E_NOTIMPL;
1669 }
1670
1671 static void WINAPI
1672 TMStubImpl_DebugServerRelease(LPRPCSTUBBUFFER iface, LPVOID ppv) {
1673     return;
1674 }
1675
1676 ICOM_VTABLE(IRpcStubBuffer) tmstubvtbl = {
1677     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
1678     TMStubImpl_QueryInterface,
1679     TMStubImpl_AddRef,
1680     TMStubImpl_Release,
1681     TMStubImpl_Connect,
1682     TMStubImpl_Disconnect,
1683     TMStubImpl_Invoke,
1684     TMStubImpl_IsIIDSupported,
1685     TMStubImpl_CountRefs,
1686     TMStubImpl_DebugServerQueryInterface,
1687     TMStubImpl_DebugServerRelease
1688 };
1689
1690 static HRESULT WINAPI
1691 PSFacBuf_CreateStub(
1692     LPPSFACTORYBUFFER iface, REFIID riid,IUnknown *pUnkServer,
1693     IRpcStubBuffer** ppStub
1694 ) {
1695     HRESULT hres;
1696     ITypeInfo   *tinfo;
1697     TMStubImpl  *stub;
1698
1699     TRACE("(%s,%p,%p)\n",debugstr_guid(riid),pUnkServer,ppStub);
1700     hres = _get_typeinfo_for_iid(riid,&tinfo);
1701     if (hres) {
1702         FIXME("No typeinfo for %s?\n",debugstr_guid(riid));
1703         return hres;
1704     }
1705     stub = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(TMStubImpl));
1706     if (!stub)
1707         return E_OUTOFMEMORY;
1708     stub->lpvtbl        = &tmstubvtbl;
1709     stub->ref           = 1;
1710     stub->tinfo         = tinfo;
1711     memcpy(&(stub->iid),riid,sizeof(*riid));
1712     hres = IRpcStubBuffer_Connect((LPRPCSTUBBUFFER)stub,pUnkServer);
1713     *ppStub             = (LPRPCSTUBBUFFER)stub;
1714     if (hres)
1715         FIXME("Connect to pUnkServer failed?\n");
1716     return hres;
1717 }
1718
1719 static ICOM_VTABLE(IPSFactoryBuffer) psfacbufvtbl = {
1720     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
1721     PSFacBuf_QueryInterface,
1722     PSFacBuf_AddRef,
1723     PSFacBuf_Release,
1724     PSFacBuf_CreateProxy,
1725     PSFacBuf_CreateStub
1726 };
1727
1728 /* This is the whole PSFactoryBuffer object, just the vtableptr */
1729 static ICOM_VTABLE(IPSFactoryBuffer) *lppsfac = &psfacbufvtbl;
1730
1731 /***********************************************************************
1732  *           DllGetClassObject [OLE32.63]
1733  */
1734 HRESULT WINAPI
1735 TypeLibFac_DllGetClassObject(REFCLSID rclsid, REFIID iid,LPVOID *ppv)
1736 {
1737     if (IsEqualIID(iid,&IID_IPSFactoryBuffer)) {
1738         *ppv = &lppsfac;
1739         return S_OK;
1740     }
1741     return E_NOINTERFACE;
1742 }