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