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_R4:
 424     case VT_UI2:
 425     case VT_UI1:
 426         hres = S_OK;
 427         if (debugout) MESSAGE("%lx",*arg);
 428         if (writeit)
 429             hres = xbuf_add(buf,(LPBYTE)arg,sizeof(DWORD));
 430         return hres;
 431     case VT_VARIANT: {
 432         TYPEDESC        tdesc2;
 433         VARIANT         *vt = (VARIANT*)arg;
 434         DWORD           vttype = V_VT(vt);
 435
 436         if (debugout) MESSAGE("Vt(%ld)(",vttype);
 437         tdesc2.vt = vttype;
 438         if (writeit) {
 439             hres = xbuf_add(buf,(LPBYTE)&vttype,sizeof(vttype));
 440             if (hres) return hres;
 441         }
 442         /* need to recurse since we need to free the stuff */
 443         hres = serialize_param(tinfo,writeit,debugout,dealloc,&tdesc2,&(V_I4(vt)),buf);
 444         if (debugout) MESSAGE(")");
 445         return hres;
 446     }
 447     case VT_BSTR: {
 448         if (debugout) {
 449             if (arg)
 450                     MESSAGE("%s",debugstr_w((BSTR)*arg));
 451             else
 452                     MESSAGE("<bstr NULL>");
 453         }
 454         if (writeit) {
 455             if (!*arg) {
 456                 DWORD fakelen = -1;
 457                 hres = xbuf_add(buf,(LPBYTE)&fakelen,4);
 458                 if (hres)
 459                     return hres;
 460             } else {
 461                 DWORD *bstr = ((DWORD*)(*arg))-1;
 462
 463                 hres = xbuf_add(buf,(LPBYTE)bstr,bstr[0]+4);
 464                 if (hres)
 465                     return hres;
 466             }
 467         }
 468         if (dealloc && arg)
 469             SysFreeString((BSTR)arg);
 470         return S_OK;
 471     }
 472     case VT_PTR: {
 473         DWORD cookie;
 474
 475         if (debugout) MESSAGE("*");
 476         if (writeit) {
 477             cookie = *arg ? 0x42424242 : 0;
 478             hres = xbuf_add(buf,(LPBYTE)&cookie,sizeof(cookie));
 479             if (hres)
 480                 return hres;
 481         }
 482         if (!*arg) {
 483             if (debugout) MESSAGE("NULL");
 484             return S_OK;
 485         }
 486         hres = serialize_param(tinfo,writeit,debugout,dealloc,tdesc->u.lptdesc,(DWORD*)*arg,buf);
 487         if (dealloc) HeapFree(GetProcessHeap(),0,(LPVOID)arg);
 488         return hres;
 489     }
 490     case VT_UNKNOWN:
 491         if (debugout) MESSAGE("unk(0x%lx)",*arg);
 492         if (writeit)
 493             hres = _marshal_interface(buf,&IID_IUnknown,(LPUNKNOWN)*arg);
 494         return hres;
 495     case VT_DISPATCH:
 496         if (debugout) MESSAGE("idisp(0x%lx)",*arg);
 497         if (writeit)
 498             hres = _marshal_interface(buf,&IID_IDispatch,(LPUNKNOWN)*arg);
 499         return hres;
 500     case VT_VOID:
 501         if (debugout) MESSAGE("<void>");
 502         return S_OK;
 503     case VT_USERDEFINED: {
 504         ITypeInfo       *tinfo2;
 505         TYPEATTR        *tattr;
 506
 507         hres = ITypeInfo_GetRefTypeInfo(tinfo,tdesc->u.hreftype,&tinfo2);
 508         if (hres) {
 509             FIXME("Could not get typeinfo of hreftype %lx for VT_USERDEFINED.\n",tdesc->u.hreftype);
 510             return hres;
 511         }
 512         ITypeInfo_GetTypeAttr(tinfo2,&tattr);
 513         switch (tattr->typekind) {
 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("Don't know how to marshal type kind %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_INTERFACE:
 871                     if (readit)
 872                         hres = _unmarshal_interface(buf,&(tattr->guid),(LPUNKNOWN*)arg);
 873                     break;
 874                 case TKIND_RECORD: {
 875                     int i;
 876
 877                     if (debugout) MESSAGE("{");
 878                     for (i=0;i<tattr->cVars;i++) {
 879                         VARDESC *vdesc;
 880
 881                         hres = ITypeInfo2_GetVarDesc(tinfo2, i, &vdesc);
 882                         if (hres) {
 883                             FIXME("Could not get vardesc of %d\n",i);
 884                             return hres;
 885                         }
 886                         hres = deserialize_param(
 887                             tinfo2,
 888                             readit,
 889                             debugout,
 890                             alloc,
 891                             &vdesc->elemdescVar.tdesc,
 892                             (DWORD*)(((LPBYTE)*arg)+vdesc->u.oInst),
 893                             buf
 894                         );
 895                         if (debugout && (i<tattr->cVars-1)) MESSAGE(",");
 896                     }
 897                     if (buf->thisisiid && (tattr->cbSizeInstance==sizeof(GUID)))
 898                         memcpy(&(buf->iid),(LPBYTE)*arg,sizeof(buf->iid));
 899                     if (debugout) MESSAGE("}");
 900                     break;
 901                 }
 902                 default:
 903                     FIXME("Don't know how to marshal type kind %d\n",tattr->typekind);
 904                     hres = E_FAIL;
 905                     break;
 906                 }
 907             }
 908             if (hres)
 909                 FIXME("failed to stuballoc in TKIND_RECORD.\n");
 910             ITypeInfo_Release(tinfo2);
 911             return hres;
 912         }
 913         case VT_CARRAY: {
 914             /* arg is pointing to the start of the array. */
 915             ARRAYDESC *adesc = tdesc->u.lpadesc;
 916             int         arrsize,i;
 917             arrsize = 1;
 918             if (adesc->cDims > 1) FIXME("cDims > 1 in VT_CARRAY. Does it work?\n");
 919             for (i=0;i<adesc->cDims;i++)
 920                 arrsize *= adesc->rgbounds[i].cElements;
 921             for (i=0;i<arrsize;i++)
 922                 deserialize_param(
 923                     tinfo,
 924                     readit,
 925                     debugout,
 926                     alloc,
 927                     &adesc->tdescElem,
 928                     (DWORD*)((LPBYTE)(arg)+i*_xsize(&adesc->tdescElem)),
 929                     buf
 930                 );
 931             return S_OK;
 932         }
 933         default:
 934             ERR("No handler for VT type %d!\n",tdesc->vt);
 935             return S_OK;
 936         }
 937     }
 938 }
 939
 940 static HRESULT
 941 deserialize_LPVOID_ptr(
 942     ITypeInfo           *tinfo,
 943     BOOL                readit,
 944     BOOL                debugout,
 945     BOOL                alloc,
 946     TYPEDESC            *tdesc,
 947     DWORD               *arg,
 948     marshal_state       *buf
 949 ) {
 950     HRESULT     hres;
 951     DWORD       cookie;
 952
 953     if ((tdesc->vt != VT_PTR)                   ||
 954         (tdesc->u.lptdesc->vt != VT_PTR)        ||
 955         (tdesc->u.lptdesc->u.lptdesc->vt != VT_VOID)
 956     ) {
 957         FIXME("ppvObject not expressed as VT_PTR -> VT_PTR -> VT_VOID?\n");
 958         return E_FAIL;
 959     }
 960     if (alloc)
 961         *arg=(DWORD)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(LPVOID));
 962     if (readit) {
 963         hres = xbuf_get(buf, (LPVOID)&cookie, sizeof(cookie));
 964         if (hres)
 965             return hres;
 966         if (cookie != 0x42424242) {
 967             *(DWORD*)*arg = 0;
 968             if (debugout) MESSAGE("<lpvoid NULL>");
 969             return S_OK;
 970         }
 971     }
 972     if (readit) {
 973         hres = _unmarshal_interface(buf,&buf->iid,(LPUNKNOWN*)*arg);
 974         if (hres)
 975             return hres;
 976     }
 977     if (debugout) MESSAGE("ppv(%p)",(LPVOID)*arg);
 978     return S_OK;
 979 }
 980
 981 static HRESULT
 982 deserialize_DISPPARAM_ptr(
 983     ITypeInfo           *tinfo,
 984     BOOL                readit,
 985     BOOL                debugout,
 986     BOOL                alloc,
 987     TYPEDESC            *tdesc,
 988     DWORD               *arg,
 989     marshal_state       *buf
 990 ) {
 991     DWORD       cookie;
 992     DISPPARAMS  *disps;
 993     HRESULT     hres;
 994     int         i;
 995
 996     if ((tdesc->vt != VT_PTR) || (tdesc->u.lptdesc->vt != VT_USERDEFINED)) {
 997         FIXME("DISPPARAMS not expressed as VT_PTR -> VT_USERDEFINED?\n");
 998         return E_FAIL;
 999     }
1000     if (readit) {
1001         hres = xbuf_get(buf,(LPBYTE)&cookie,sizeof(cookie));
1002         if (hres)
1003             return hres;
1004         if (cookie == 0) {
1005             *arg = 0;
1006             if (debugout) MESSAGE("<DISPPARAMS NULL>");
1007             return S_OK;
1008         }
1009     }
1010     if (alloc)
1011         *arg = (DWORD)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(DISPPARAMS));
1012     disps = (DISPPARAMS*)*arg;
1013     if (!readit)
1014         return S_OK;
1015     hres = xbuf_get(buf, (LPBYTE)&disps->cArgs, sizeof(disps->cArgs));
1016     if (hres)
1017         return hres;
1018     if (alloc)
1019         disps->rgvarg = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(VARIANT)*disps->cArgs);
1020     if (debugout) MESSAGE("D{");
1021     for (i=0; i< disps->cArgs; i++) {
1022         TYPEDESC vdesc;
1023
1024         vdesc.vt = VT_VARIANT;
1025         hres = deserialize_param(
1026             tinfo,
1027             readit,
1028             debugout,
1029             alloc,
1030             &vdesc,
1031             (DWORD*)(disps->rgvarg+i),
1032             buf
1033         );
1034     }
1035     if (debugout) MESSAGE("}{");
1036     hres = xbuf_get(buf, (LPBYTE)&disps->cNamedArgs, sizeof(disps->cNamedArgs));
1037     if (hres)
1038         return hres;
1039     if (disps->cNamedArgs) {
1040         if (alloc)
1041             disps->rgdispidNamedArgs = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(DISPID)*disps->cNamedArgs);
1042         for (i=0; i< disps->cNamedArgs; i++) {
1043             TYPEDESC vdesc;
1044
1045             vdesc.vt = VT_UINT;
1046             hres = deserialize_param(
1047                 tinfo,
1048                 readit,
1049                 debugout,
1050                 alloc,
1051                 &vdesc,
1052                 (DWORD*)(disps->rgdispidNamedArgs+i),
1053                 buf
1054             );
1055             if (debugout && i<(disps->cNamedArgs-1)) MESSAGE(",");
1056         }
1057     }
1058     if (debugout) MESSAGE("}");
1059     return S_OK;
1060 }
1061
1062 /* Searches function, also in inherited interfaces */
1063 static HRESULT
1064 _get_funcdesc(
1065     ITypeInfo *tinfo, int iMethod, FUNCDESC **fdesc, BSTR *iname, BSTR *fname
1066 ) {
1067     int i = 0, j = 0;
1068     HRESULT hres;
1069
1070     if (fname) *fname = NULL;
1071     if (iname) *iname = NULL;
1072
1073     while (1) {
1074         hres = ITypeInfo_GetFuncDesc(tinfo, i, fdesc);
1075         if (hres) {
1076             ITypeInfo   *tinfo2;
1077             HREFTYPE    href;
1078             TYPEATTR    *attr;
1079
1080             hres = ITypeInfo_GetTypeAttr(tinfo, &attr);
1081             if (hres) {
1082                 FIXME("GetTypeAttr failed with %lx\n",hres);
1083                 return hres;
1084             }
1085             /* Not found, so look in inherited ifaces. */
1086             for (j=0;j<attr->cImplTypes;j++) {
1087                 hres = ITypeInfo_GetRefTypeOfImplType(tinfo, j, &href);
1088                 if (hres) {
1089                     FIXME("Did not find a reftype for interface offset %d?\n",j);
1090                     break;
1091                 }
1092                 hres = ITypeInfo_GetRefTypeInfo(tinfo, href, &tinfo2);
1093                 if (hres) {
1094                     FIXME("Did not find a typeinfo for reftype %ld?\n",href);
1095                     continue;
1096                 }
1097                 hres = _get_funcdesc(tinfo2,iMethod,fdesc,iname,fname);
1098                 ITypeInfo_Release(tinfo2);
1099                 if (!hres) return S_OK;
1100             }
1101             return E_FAIL;
1102         }
1103         if (((*fdesc)->oVft/4) == iMethod) {
1104             if (fname)
1105                 ITypeInfo_GetDocumentation(tinfo,(*fdesc)->memid,fname,NULL,NULL,NULL);
1106             if (iname)
1107                 ITypeInfo_GetDocumentation(tinfo,-1,iname,NULL,NULL,NULL);
1108             return S_OK;
1109         }
1110         i++;
1111     }
1112     return E_FAIL;
1113 }
1114
1115 static DWORD
1116 xCall(LPVOID retptr, int method, TMProxyImpl *tpinfo /*, args */) {
1117     DWORD               *args = ((DWORD*)&tpinfo)+1, *xargs;
1118     FUNCDESC            *fdesc;
1119     HRESULT             hres;
1120     int                 i, relaydeb = TRACE_ON(olerelay);
1121     marshal_state       buf;
1122     RPCOLEMESSAGE       msg;
1123     ULONG               status;
1124     BSTR                fname,iname;
1125     BSTR                names[10];
1126     int                 nrofnames;
1127
1128     hres = _get_funcdesc(tpinfo->tinfo,method,&fdesc,&iname,&fname);
1129     if (hres) {
1130         ERR("Did not find typeinfo/funcdesc entry for method %d!\n",method);
1131         return 0;
1132     }
1133
1134     /*dump_FUNCDESC(fdesc);*/
1135     if (relaydeb) {
1136         TRACE_(olerelay)("->");
1137         if (iname)
1138             MESSAGE("%s:",debugstr_w(iname));
1139         if (fname)
1140             MESSAGE("%s(%d)",debugstr_w(fname),method);
1141         else
1142             MESSAGE("%d",method);
1143         MESSAGE("(");
1144         if (iname) SysFreeString(iname);
1145         if (fname) SysFreeString(fname);
1146     }
1147     /* Need them for hack below */
1148     memset(names,0,sizeof(names));
1149     if (ITypeInfo_GetNames(tpinfo->tinfo,fdesc->memid,names,sizeof(names)/sizeof(names[0]),&nrofnames))
1150         nrofnames = 0;
1151     if (nrofnames > sizeof(names)/sizeof(names[0]))
1152         ERR("Need more names!\n");
1153
1154     memset(&buf,0,sizeof(buf));
1155     buf.iid = IID_IUnknown;
1156     if (method == 0) {
1157         xbuf_add(&buf,(LPBYTE)args[0],sizeof(IID));
1158         if (relaydeb) MESSAGE("riid=%s,[out]",debugstr_guid((REFIID)args[0]));
1159     } else {
1160         xargs = args;
1161         for (i=0;i<fdesc->cParams;i++) {
1162             ELEMDESC    *elem = fdesc->lprgelemdescParam+i;
1163             BOOL        isserialized = FALSE;
1164             if (relaydeb) {
1165                 if (i) MESSAGE(",");
1166                 if (i+1<nrofnames && names[i+1])
1167                     MESSAGE("%s=",debugstr_w(names[i+1]));
1168             }
1169             /* No need to marshal other data than FIN */
1170             if (!(elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN)) {
1171                 xargs+=_argsize(elem->tdesc.vt);
1172                 if (relaydeb) MESSAGE("[out]");
1173                 continue;
1174             }
1175             if (((i+1)<nrofnames) && !IsBadStringPtrW(names[i+1],1)) {
1176                 /* If the parameter is 'riid', we use it as interface IID
1177                  * for a later ppvObject serialization.
1178                  */
1179                 buf.thisisiid = !lstrcmpW(names[i+1],riidW);
1180
1181                 /* DISPPARAMS* needs special serializer */
1182                 if (!lstrcmpW(names[i+1],pdispparamsW)) {
1183                     hres = serialize_DISPPARAM_ptr(
1184                         tpinfo->tinfo,
1185                         elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1186                         relaydeb,
1187                         FALSE,
1188                         &elem->tdesc,
1189                         xargs,
1190                         &buf
1191                     );
1192                     isserialized = TRUE;
1193                 }
1194                 if (!lstrcmpW(names[i+1],ppvObjectW)) {
1195                     hres = serialize_LPVOID_ptr(
1196                         tpinfo->tinfo,
1197                         elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1198                         relaydeb,
1199                         FALSE,
1200                         &elem->tdesc,
1201                         xargs,
1202                         &buf
1203                     );
1204                     if (hres == S_OK)
1205                         isserialized = TRUE;
1206                 }
1207             }
1208             if (!isserialized)
1209                 hres = serialize_param(
1210                     tpinfo->tinfo,
1211                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1212                     relaydeb,
1213                     FALSE,
1214                     &elem->tdesc,
1215                     xargs,
1216                     &buf
1217                 );
1218
1219             if (hres) {
1220                 FIXME("Failed to serialize param, hres %lx\n",hres);
1221                 break;
1222             }
1223             xargs+=_argsize(elem->tdesc.vt);
1224         }
1225     }
1226     if (relaydeb) MESSAGE(")");
1227     memset(&msg,0,sizeof(msg));
1228     msg.cbBuffer = buf.curoff;
1229     msg.iMethod  = method;
1230     hres = IRpcChannelBuffer_GetBuffer(tpinfo->chanbuf,&msg,&(tpinfo->iid));
1231     if (hres) {
1232         FIXME("RpcChannelBuffer GetBuffer failed, %lx\n",hres);
1233         return hres;
1234     }
1235     memcpy(msg.Buffer,buf.base,buf.curoff);
1236     if (relaydeb) MESSAGE("\n");
1237     hres = IRpcChannelBuffer_SendReceive(tpinfo->chanbuf,&msg,&status);
1238     if (hres) {
1239         FIXME("RpcChannelBuffer SendReceive failed, %lx\n",hres);
1240         return hres;
1241     }
1242     relaydeb = TRACE_ON(olerelay);
1243     if (relaydeb) MESSAGE(" = %08lx (",status);
1244     if (buf.base)
1245         buf.base = HeapReAlloc(GetProcessHeap(),0,buf.base,msg.cbBuffer);
1246     else
1247         buf.base = HeapAlloc(GetProcessHeap(),0,msg.cbBuffer);
1248     buf.size = msg.cbBuffer;
1249     memcpy(buf.base,msg.Buffer,buf.size);
1250     buf.curoff = 0;
1251     if (method == 0) {
1252         _unmarshal_interface(&buf,(REFIID)args[0],(LPUNKNOWN*)args[1]);
1253         if (relaydeb) MESSAGE("[in],%p",*((DWORD**)args[1]));
1254     } else {
1255         xargs = args;
1256         for (i=0;i<fdesc->cParams;i++) {
1257             ELEMDESC    *elem = fdesc->lprgelemdescParam+i;
1258             BOOL        isdeserialized = FALSE;
1259
1260             if (relaydeb) {
1261                 if (i) MESSAGE(",");
1262                 if (i+1<nrofnames && names[i+1]) MESSAGE("%s=",debugstr_w(names[i+1]));
1263             }
1264             /* No need to marshal other data than FOUT I think */
1265             if (!(elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT)) {
1266                 xargs += _argsize(elem->tdesc.vt);
1267                 if (relaydeb) MESSAGE("[in]");
1268                 continue;
1269             }
1270             if (((i+1)<nrofnames) && !IsBadStringPtrW(names[i+1],1)) {
1271                 /* If the parameter is 'riid', we use it as interface IID
1272                  * for a later ppvObject serialization.
1273                  */
1274                 buf.thisisiid = !lstrcmpW(names[i+1],riidW);
1275
1276                 /* deserialize DISPPARAM */
1277                 if (!lstrcmpW(names[i+1],pdispparamsW)) {
1278                     hres = deserialize_DISPPARAM_ptr(
1279                         tpinfo->tinfo,
1280                         elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1281                         relaydeb,
1282                         FALSE,
1283                         &(elem->tdesc),
1284                         xargs,
1285                         &buf
1286                     );
1287                     if (hres) {
1288                         FIXME("Failed to deserialize DISPPARAM*, hres %lx\n",hres);
1289                         break;
1290                     }
1291                     isdeserialized = TRUE;
1292                 }
1293                 if (!lstrcmpW(names[i+1],ppvObjectW)) {
1294                     hres = deserialize_LPVOID_ptr(
1295                         tpinfo->tinfo,
1296                         elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1297                         relaydeb,
1298                         FALSE,
1299                         &elem->tdesc,
1300                         xargs,
1301                         &buf
1302                     );
1303                     if (hres == S_OK)
1304                         isdeserialized = TRUE;
1305                 }
1306             }
1307             if (!isdeserialized)
1308                 hres = deserialize_param(
1309                     tpinfo->tinfo,
1310                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1311                     relaydeb,
1312                     FALSE,
1313                     &(elem->tdesc),
1314                     xargs,
1315                     &buf
1316                 );
1317             if (hres) {
1318                 FIXME("Failed to unmarshall param, hres %lx\n",hres);
1319                 break;
1320             }
1321             xargs += _argsize(elem->tdesc.vt);
1322         }
1323     }
1324     if (relaydeb) MESSAGE(")\n\n");
1325     HeapFree(GetProcessHeap(),0,buf.base);
1326     return status;
1327 }
1328
1329 static HRESULT WINAPI
1330 PSFacBuf_CreateProxy(
1331     LPPSFACTORYBUFFER iface, IUnknown* pUnkOuter, REFIID riid,
1332     IRpcProxyBuffer **ppProxy, LPVOID *ppv
1333 ) {
1334     HRESULT     hres;
1335     ITypeInfo   *tinfo;
1336     int         i, nroffuncs;
1337     FUNCDESC    *fdesc;
1338     TMProxyImpl *proxy;
1339
1340     TRACE("(...%s...)\n",debugstr_guid(riid));
1341     hres = _get_typeinfo_for_iid(riid,&tinfo);
1342     if (hres) {
1343         FIXME("No typeinfo for %s?\n",debugstr_guid(riid));
1344         return hres;
1345     }
1346     nroffuncs = _nroffuncs(tinfo);
1347     proxy = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(TMProxyImpl));
1348     if (!proxy) return E_OUTOFMEMORY;
1349     proxy->asmstubs=HeapAlloc(GetProcessHeap(),0,sizeof(TMAsmProxy)*nroffuncs);
1350
1351     assert(sizeof(TMAsmProxy) == 12);
1352
1353     proxy->lpvtbl = HeapAlloc(GetProcessHeap(),0,sizeof(LPBYTE)*nroffuncs);
1354     for (i=0;i<nroffuncs;i++) {
1355         int             nrofargs;
1356         TMAsmProxy      *xasm = proxy->asmstubs+i;
1357
1358         /* nrofargs without This */
1359         switch (i) {
1360         case 0: nrofargs = 2;
1361                 break;
1362         case 1: case 2: nrofargs = 0;
1363                 break;
1364         default: {
1365                 int j;
1366                 hres = _get_funcdesc(tinfo,i,&fdesc,NULL,NULL);
1367                 if (hres) {
1368                     FIXME("GetFuncDesc %lx should not fail here.\n",hres);
1369                     return hres;
1370                 }
1371                 /* some args take more than 4 byte on the stack */
1372                 nrofargs = 0;
1373                 for (j=0;j<fdesc->cParams;j++)
1374                     nrofargs += _argsize(fdesc->lprgelemdescParam[j].tdesc.vt);
1375
1376                 if (fdesc->callconv != CC_STDCALL) {
1377                     ERR("calling convention is not stdcall????\n");
1378                     return E_FAIL;
1379                 }
1380                 break;
1381             }
1382         }
1383 /* popl %eax    -       return ptr
1384  * pushl <nr>
1385  * pushl %eax
1386  * call xCall
1387  * lret <nr> (+4)
1388  *
1389  *
1390  * arg3 arg2 arg1 <method> <returnptr>
1391  */
1392         xasm->popleax   = 0x58;
1393         xasm->pushlval  = 0x6a;
1394         xasm->nr        = i;
1395         xasm->pushleax  = 0x50;
1396         xasm->lcall     = 0xe8; /* relative jump */
1397         xasm->xcall     = (DWORD)xCall;
1398         xasm->xcall     -= (DWORD)&(xasm->lret);
1399         xasm->lret      = 0xc2;
1400         xasm->bytestopop= (nrofargs+2)*4; /* pop args, This, iMethod */
1401         proxy->lpvtbl[i] = (DWORD)xasm;
1402     }
1403     proxy->lpvtbl2      = &tmproxyvtable;
1404     proxy->ref          = 2;
1405     proxy->tinfo        = tinfo;
1406     memcpy(&proxy->iid,riid,sizeof(*riid));
1407     *ppv                = (LPVOID)proxy;
1408     *ppProxy            = (IRpcProxyBuffer *)&(proxy->lpvtbl2);
1409     return S_OK;
1410 }
1411
1412 typedef struct _TMStubImpl {
1413     ICOM_VTABLE(IRpcStubBuffer) *lpvtbl;
1414     DWORD                       ref;
1415
1416     LPUNKNOWN                   pUnk;
1417     ITypeInfo                   *tinfo;
1418     IID                         iid;
1419 } TMStubImpl;
1420
1421 static HRESULT WINAPI
1422 TMStubImpl_QueryInterface(LPRPCSTUBBUFFER iface, REFIID riid, LPVOID *ppv) {
1423     if (IsEqualIID(riid,&IID_IRpcStubBuffer)||IsEqualIID(riid,&IID_IUnknown)){
1424         *ppv = (LPVOID)iface;
1425         IRpcStubBuffer_AddRef(iface);
1426         return S_OK;
1427     }
1428     FIXME("%s, not supported IID.\n",debugstr_guid(riid));
1429     return E_NOINTERFACE;
1430 }
1431
1432 static ULONG WINAPI
1433 TMStubImpl_AddRef(LPRPCSTUBBUFFER iface) {
1434     ICOM_THIS(TMStubImpl,iface);
1435
1436     This->ref++;
1437     return This->ref;
1438 }
1439
1440 static ULONG WINAPI
1441 TMStubImpl_Release(LPRPCSTUBBUFFER iface) {
1442     ICOM_THIS(TMStubImpl,iface);
1443
1444     This->ref--;
1445     if (This->ref)
1446         return This->ref;
1447     HeapFree(GetProcessHeap(),0,This);
1448     return 0;
1449 }
1450
1451 static HRESULT WINAPI
1452 TMStubImpl_Connect(LPRPCSTUBBUFFER iface, LPUNKNOWN pUnkServer) {
1453     ICOM_THIS(TMStubImpl,iface);
1454
1455     IUnknown_AddRef(pUnkServer);
1456     This->pUnk = pUnkServer;
1457     return S_OK;
1458 }
1459
1460 static void WINAPI
1461 TMStubImpl_Disconnect(LPRPCSTUBBUFFER iface) {
1462     ICOM_THIS(TMStubImpl,iface);
1463
1464     IUnknown_Release(This->pUnk);
1465     This->pUnk = NULL;
1466     return;
1467 }
1468
1469 static HRESULT WINAPI
1470 TMStubImpl_Invoke(
1471     LPRPCSTUBBUFFER iface, RPCOLEMESSAGE* xmsg,IRpcChannelBuffer*rpcchanbuf
1472 ) {
1473     int         i;
1474     FUNCDESC    *fdesc;
1475     ICOM_THIS(TMStubImpl,iface);
1476     HRESULT     hres;
1477     DWORD       *args, res, *xargs, nrofargs;
1478     marshal_state       buf;
1479     int         nrofnames;
1480     BSTR        names[10];
1481
1482     memset(&buf,0,sizeof(buf));
1483     buf.size    = xmsg->cbBuffer;
1484     buf.base    = xmsg->Buffer;
1485     buf.curoff  = 0;
1486     buf.iid     = IID_IUnknown;
1487
1488     TRACE("...\n");
1489     if (xmsg->iMethod == 0) { /* QI */
1490         IID             xiid;
1491         /* in: IID, out: <iface> */
1492
1493         xbuf_get(&buf,(LPBYTE)&xiid,sizeof(xiid));
1494         buf.curoff = 0;
1495         hres = _marshal_interface(&buf,&xiid,This->pUnk);
1496         xmsg->Buffer    = buf.base; /* Might have been reallocated */
1497         xmsg->cbBuffer  = buf.size;
1498         return hres;
1499     }
1500     hres = _get_funcdesc(This->tinfo,xmsg->iMethod,&fdesc,NULL,NULL);
1501     if (hres) {
1502         FIXME("GetFuncDesc on method %ld failed with %lx\n",xmsg->iMethod,hres);
1503         return hres;
1504     }
1505     /* Need them for hack below */
1506     memset(names,0,sizeof(names));
1507     ITypeInfo_GetNames(This->tinfo,fdesc->memid,names,sizeof(names)/sizeof(names[0]),&nrofnames);
1508     if (nrofnames > sizeof(names)/sizeof(names[0])) {
1509         ERR("Need more names!\n");
1510     }
1511
1512     /*dump_FUNCDESC(fdesc);*/
1513     nrofargs = 0;
1514     for (i=0;i<fdesc->cParams;i++)
1515         nrofargs += _argsize(fdesc->lprgelemdescParam[i].tdesc.vt);
1516     args = HeapAlloc(GetProcessHeap(),0,(nrofargs+1)*sizeof(DWORD));
1517     if (!args) return E_OUTOFMEMORY;
1518
1519     /* Allocate all stuff used by call. */
1520     xargs = args+1;
1521     for (i=0;i<fdesc->cParams;i++) {
1522         ELEMDESC        *elem = fdesc->lprgelemdescParam+i;
1523         BOOL            isdeserialized = FALSE;
1524
1525         if (((i+1)<nrofnames) && !IsBadStringPtrW(names[i+1],1)) {
1526             /* If the parameter is 'riid', we use it as interface IID
1527              * for a later ppvObject serialization.
1528              */
1529             buf.thisisiid = !lstrcmpW(names[i+1],riidW);
1530
1531             /* deserialize DISPPARAM */
1532             if (!lstrcmpW(names[i+1],pdispparamsW)) {
1533                 hres = deserialize_DISPPARAM_ptr(
1534                     This->tinfo,
1535                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1536                     FALSE,
1537                     TRUE,
1538                     &(elem->tdesc),
1539                     xargs,
1540                     &buf
1541                 );
1542                 if (hres) {
1543                     FIXME("Failed to deserialize DISPPARAM*, hres %lx\n",hres);
1544                     break;
1545                 }
1546                 isdeserialized = TRUE;
1547             }
1548             if (!lstrcmpW(names[i+1],ppvObjectW)) {
1549                 hres = deserialize_LPVOID_ptr(
1550                     This->tinfo,
1551                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1552                     FALSE,
1553                     TRUE,
1554                     &elem->tdesc,
1555                     xargs,
1556                     &buf
1557                 );
1558                 if (hres == S_OK)
1559                     isdeserialized = TRUE;
1560             }
1561         }
1562         if (!isdeserialized)
1563             hres = deserialize_param(
1564                 This->tinfo,
1565                 elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1566                 FALSE,
1567                 TRUE,
1568                 &(elem->tdesc),
1569                 xargs,
1570                 &buf
1571             );
1572         xargs += _argsize(elem->tdesc.vt);
1573         if (hres) {
1574             FIXME("Failed to deserialize param %s, hres %lx\n",debugstr_w(names[i+1]),hres);
1575             break;
1576         }
1577     }
1578     hres = IUnknown_QueryInterface(This->pUnk,&(This->iid),(LPVOID*)&(args[0]));
1579     if (hres) {
1580         ERR("Does not support iface %s\n",debugstr_guid(&(This->iid)));
1581         return hres;
1582     }
1583     res = _invoke(
1584             (*((LPVOID**)args[0]))[fdesc->oVft/4],
1585             fdesc->callconv,
1586             (xargs-args),
1587             args
1588     );
1589     IUnknown_Release((LPUNKNOWN)args[0]);
1590     buf.curoff = 0;
1591     xargs = args+1;
1592     for (i=0;i<fdesc->cParams;i++) {
1593         ELEMDESC        *elem = fdesc->lprgelemdescParam+i;
1594         BOOL            isserialized = FALSE;
1595
1596         if (((i+1)<nrofnames) && !IsBadStringPtrW(names[i+1],1)) {
1597             /* If the parameter is 'riid', we use it as interface IID
1598              * for a later ppvObject serialization.
1599              */
1600             buf.thisisiid = !lstrcmpW(names[i+1],riidW);
1601
1602             /* DISPPARAMS* needs special serializer */
1603             if (!lstrcmpW(names[i+1],pdispparamsW)) {
1604                 hres = serialize_DISPPARAM_ptr(
1605                     This->tinfo,
1606                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1607                     FALSE,
1608                     TRUE,
1609                     &elem->tdesc,
1610                     xargs,
1611                     &buf
1612                 );
1613                 isserialized = TRUE;
1614             }
1615             if (!lstrcmpW(names[i+1],ppvObjectW)) {
1616                 hres = serialize_LPVOID_ptr(
1617                     This->tinfo,
1618                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1619                     FALSE,
1620                     TRUE,
1621                     &elem->tdesc,
1622                     xargs,
1623                     &buf
1624                 );
1625                 if (hres == S_OK)
1626                     isserialized = TRUE;
1627             }
1628         }
1629         if (!isserialized)
1630             hres = serialize_param(
1631                This->tinfo,
1632                elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1633                FALSE,
1634                TRUE,
1635                &elem->tdesc,
1636                xargs,
1637                &buf
1638             );
1639         xargs += _argsize(elem->tdesc.vt);
1640         if (hres) {
1641             FIXME("Failed to stuballoc param, hres %lx\n",hres);
1642             break;
1643         }
1644     }
1645     /* might need to use IRpcChannelBuffer_GetBuffer ? */
1646     xmsg->cbBuffer      = buf.curoff;
1647     xmsg->Buffer        = buf.base;
1648     HeapFree(GetProcessHeap(),0,args);
1649     return res;
1650 }
1651
1652 static LPRPCSTUBBUFFER WINAPI
1653 TMStubImpl_IsIIDSupported(LPRPCSTUBBUFFER iface, REFIID riid) {
1654     FIXME("Huh (%s)?\n",debugstr_guid(riid));
1655     return NULL;
1656 }
1657
1658 static ULONG WINAPI
1659 TMStubImpl_CountRefs(LPRPCSTUBBUFFER iface) {
1660     ICOM_THIS(TMStubImpl,iface);
1661
1662     return This->ref; /*FIXME? */
1663 }
1664
1665 static HRESULT WINAPI
1666 TMStubImpl_DebugServerQueryInterface(LPRPCSTUBBUFFER iface, LPVOID *ppv) {
1667     return E_NOTIMPL;
1668 }
1669
1670 static void WINAPI
1671 TMStubImpl_DebugServerRelease(LPRPCSTUBBUFFER iface, LPVOID ppv) {
1672     return;
1673 }
1674
1675 ICOM_VTABLE(IRpcStubBuffer) tmstubvtbl = {
1676     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
1677     TMStubImpl_QueryInterface,
1678     TMStubImpl_AddRef,
1679     TMStubImpl_Release,
1680     TMStubImpl_Connect,
1681     TMStubImpl_Disconnect,
1682     TMStubImpl_Invoke,
1683     TMStubImpl_IsIIDSupported,
1684     TMStubImpl_CountRefs,
1685     TMStubImpl_DebugServerQueryInterface,
1686     TMStubImpl_DebugServerRelease
1687 };
1688
1689 static HRESULT WINAPI
1690 PSFacBuf_CreateStub(
1691     LPPSFACTORYBUFFER iface, REFIID riid,IUnknown *pUnkServer,
1692     IRpcStubBuffer** ppStub
1693 ) {
1694     HRESULT hres;
1695     ITypeInfo   *tinfo;
1696     TMStubImpl  *stub;
1697
1698     TRACE("(%s,%p,%p)\n",debugstr_guid(riid),pUnkServer,ppStub);
1699     hres = _get_typeinfo_for_iid(riid,&tinfo);
1700     if (hres) {
1701         FIXME("No typeinfo for %s?\n",debugstr_guid(riid));
1702         return hres;
1703     }
1704     stub = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(TMStubImpl));
1705     if (!stub)
1706         return E_OUTOFMEMORY;
1707     stub->lpvtbl        = &tmstubvtbl;
1708     stub->ref           = 1;
1709     stub->tinfo         = tinfo;
1710     memcpy(&(stub->iid),riid,sizeof(*riid));
1711     hres = IRpcStubBuffer_Connect((LPRPCSTUBBUFFER)stub,pUnkServer);
1712     *ppStub             = (LPRPCSTUBBUFFER)stub;
1713     if (hres)
1714         FIXME("Connect to pUnkServer failed?\n");
1715     return hres;
1716 }
1717
1718 static ICOM_VTABLE(IPSFactoryBuffer) psfacbufvtbl = {
1719     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
1720     PSFacBuf_QueryInterface,
1721     PSFacBuf_AddRef,
1722     PSFacBuf_Release,
1723     PSFacBuf_CreateProxy,
1724     PSFacBuf_CreateStub
1725 };
1726
1727 /* This is the whole PSFactoryBuffer object, just the vtableptr */
1728 static ICOM_VTABLE(IPSFactoryBuffer) *lppsfac = &psfacbufvtbl;
1729
1730 /***********************************************************************
1731  *           DllGetClassObject [OLE32.63]
1732  */
1733 HRESULT WINAPI
1734 TypeLibFac_DllGetClassObject(REFCLSID rclsid, REFIID iid,LPVOID *ppv)
1735 {
1736     if (IsEqualIID(iid,&IID_IPSFactoryBuffer)) {
1737         *ppv = &lppsfac;
1738         return S_OK;
1739     }
1740     return E_NOINTERFACE;
1741 }