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 <stdarg.h>
  27 #include <stdio.h>
  28 #include <ctype.h>
  29
  30 #define NONAMELESSUNION
  31 #define NONAMELESSSTRUCT
  32 #include "winerror.h"
  33 #include "windef.h"
  34 #include "winbase.h"
  35 #include "winnls.h"
  36 #include "winreg.h"
  37 #include "winuser.h"
  38
  39 #include "ole2.h"
  40 #include "wine/unicode.h"
  41 #include "ole2disp.h"
  42 #include "typelib.h"
  43 #include "wine/debug.h"
  44 #include "winternl.h"
  45
  46 static const WCHAR riidW[5] = {'r','i','i','d',0};
  47 static const WCHAR pdispparamsW[] = {'p','d','i','s','p','p','a','r','a','m','s',0};
  48 static const WCHAR ppvObjectW[] = {'p','p','v','O','b','j','e','c','t',0};
  49
  50 WINE_DEFAULT_DEBUG_CHANNEL(ole);
  51 WINE_DECLARE_DEBUG_CHANNEL(olerelay);
  52
  53 typedef struct _marshal_state {
  54     LPBYTE      base;
  55     int         size;
  56     int         curoff;
  57
  58     BOOL        thisisiid;
  59     IID         iid;    /* HACK: for VT_VOID */
  60 } marshal_state;
  61
  62 static HRESULT
  63 xbuf_add(marshal_state *buf, LPBYTE stuff, DWORD size) {
  64     while (buf->size - buf->curoff < size) {
  65         if (buf->base) {
  66             buf->size += 100;
  67             buf->base = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,buf->base,buf->size);
  68             if (!buf->base)
  69                 return E_OUTOFMEMORY;
  70         } else {
  71             buf->base = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,32);
  72             buf->size = 32;
  73             if (!buf->base)
  74                 return E_OUTOFMEMORY;
  75         }
  76     }
  77     memcpy(buf->base+buf->curoff,stuff,size);
  78     buf->curoff += size;
  79     return S_OK;
  80 }
  81
  82 static HRESULT
  83 xbuf_get(marshal_state *buf, LPBYTE stuff, DWORD size) {
  84     if (buf->size < buf->curoff+size) return E_FAIL;
  85     memcpy(stuff,buf->base+buf->curoff,size);
  86     buf->curoff += size;
  87     return S_OK;
  88 }
  89
  90 static HRESULT
  91 xbuf_skip(marshal_state *buf, DWORD size) {
  92     if (buf->size < buf->curoff+size) return E_FAIL;
  93     buf->curoff += size;
  94     return S_OK;
  95 }
  96
  97 static HRESULT
  98 _unmarshal_interface(marshal_state *buf, REFIID riid, LPUNKNOWN *pUnk) {
  99     IStream             *pStm;
 100     ULARGE_INTEGER      newpos;
 101     LARGE_INTEGER       seekto;
 102     ULONG               res;
 103     HRESULT             hres;
 104     DWORD               xsize;
 105
 106     TRACE("...%s...\n",debugstr_guid(riid));
 107     *pUnk = NULL;
 108     hres = xbuf_get(buf,(LPBYTE)&xsize,sizeof(xsize));
 109     if (hres) return hres;
 110     if (xsize == 0) return S_OK;
 111     hres = CreateStreamOnHGlobal(0,TRUE,&pStm);
 112     if (hres) {
 113         FIXME("Stream create failed %lx\n",hres);
 114         return hres;
 115     }
 116     hres = IStream_Write(pStm,buf->base+buf->curoff,xsize,&res);
 117     if (hres) { FIXME("stream write %lx\n",hres); return hres; }
 118     memset(&seekto,0,sizeof(seekto));
 119     hres = IStream_Seek(pStm,seekto,SEEK_SET,&newpos);
 120     if (hres) { FIXME("Failed Seek %lx\n",hres); return hres;}
 121     hres = CoUnmarshalInterface(pStm,riid,(LPVOID*)pUnk);
 122     if (hres) {
 123         FIXME("Marshalling interface %s failed with %lx\n",debugstr_guid(riid),hres);
 124         return hres;
 125     }
 126     IStream_Release(pStm);
 127     return xbuf_skip(buf,xsize);
 128 }
 129
 130 static HRESULT
 131 _marshal_interface(marshal_state *buf, REFIID riid, LPUNKNOWN pUnk) {
 132     LPUNKNOWN           newiface;
 133     LPBYTE              tempbuf;
 134     IStream             *pStm;
 135     STATSTG             ststg;
 136     ULARGE_INTEGER      newpos;
 137     LARGE_INTEGER       seekto;
 138     ULONG               res;
 139     DWORD               xsize;
 140     HRESULT             hres;
 141
 142     hres = S_OK;
 143     if (!pUnk)
 144         goto fail;
 145
 146     TRACE("...%s...\n",debugstr_guid(riid));
 147     hres=IUnknown_QueryInterface(pUnk,riid,(LPVOID*)&newiface);
 148     if (hres) {
 149         TRACE("%p does not support iface %s\n",pUnk,debugstr_guid(riid));
 150         goto fail;
 151     }
 152     hres = CreateStreamOnHGlobal(0,TRUE,&pStm);
 153     if (hres) {
 154         FIXME("Stream create failed %lx\n",hres);
 155         goto fail;
 156     }
 157     hres = CoMarshalInterface(pStm,riid,newiface,0,NULL,0);
 158     IUnknown_Release(newiface);
 159     if (hres) {
 160         FIXME("Marshalling interface %s failed with %lx\n",
 161                 debugstr_guid(riid),hres
 162         );
 163         goto fail;
 164     }
 165     hres = IStream_Stat(pStm,&ststg,0);
 166     tempbuf = HeapAlloc(GetProcessHeap(), 0, ststg.cbSize.s.LowPart);
 167     memset(&seekto,0,sizeof(seekto));
 168     hres = IStream_Seek(pStm,seekto,SEEK_SET,&newpos);
 169     if (hres) { FIXME("Failed Seek %lx\n",hres); goto fail;}
 170     hres = IStream_Read(pStm,tempbuf,ststg.cbSize.s.LowPart,&res);
 171     if (hres) { FIXME("Failed Read %lx\n",hres); goto fail;}
 172     IStream_Release(pStm);
 173     xsize = ststg.cbSize.s.LowPart;
 174     xbuf_add(buf,(LPBYTE)&xsize,sizeof(xsize));
 175     hres = xbuf_add(buf,tempbuf,ststg.cbSize.s.LowPart);
 176     HeapFree(GetProcessHeap(),0,tempbuf);
 177     return hres;
 178 fail:
 179     xsize = 0;
 180     xbuf_add(buf,(LPBYTE)&xsize,sizeof(xsize));
 181     return hres;
 182 }
 183
 184 /********************* OLE Proxy/Stub Factory ********************************/
 185 static HRESULT WINAPI
 186 PSFacBuf_QueryInterface(LPPSFACTORYBUFFER iface, REFIID iid, LPVOID *ppv) {
 187     if (IsEqualIID(iid,&IID_IPSFactoryBuffer)||IsEqualIID(iid,&IID_IUnknown)) {
 188         *ppv = (LPVOID)iface;
 189         /* No ref counting, static class */
 190         return S_OK;
 191     }
 192     FIXME("(%s) unknown IID?\n",debugstr_guid(iid));
 193     return E_NOINTERFACE;
 194 }
 195
 196 static ULONG WINAPI PSFacBuf_AddRef(LPPSFACTORYBUFFER iface) { return 2; }
 197 static ULONG WINAPI PSFacBuf_Release(LPPSFACTORYBUFFER iface) { return 1; }
 198
 199 static HRESULT
 200 _get_typeinfo_for_iid(REFIID riid, ITypeInfo**ti) {
 201     HRESULT     hres;
 202     HKEY        ikey;
 203     char        tlguid[200],typelibkey[300],interfacekey[300],ver[100];
 204     char        tlfn[260];
 205     OLECHAR     tlfnW[260];
 206     DWORD       tlguidlen, verlen, type, tlfnlen;
 207     ITypeLib    *tl;
 208
 209     sprintf( interfacekey, "Interface\\{%08lx-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x}\\Typelib",
 210         riid->Data1, riid->Data2, riid->Data3,
 211         riid->Data4[0], riid->Data4[1], riid->Data4[2], riid->Data4[3],
 212         riid->Data4[4], riid->Data4[5], riid->Data4[6], riid->Data4[7]
 213     );
 214
 215     if (RegOpenKeyA(HKEY_CLASSES_ROOT,interfacekey,&ikey)) {
 216         FIXME("No %s key found.\n",interfacekey);
 217         return E_FAIL;
 218     }
 219     type = (1<<REG_SZ);
 220     tlguidlen = sizeof(tlguid);
 221     if (RegQueryValueExA(ikey,NULL,NULL,&type,tlguid,&tlguidlen)) {
 222         FIXME("Getting typelib guid failed.\n");
 223         RegCloseKey(ikey);
 224         return E_FAIL;
 225     }
 226     type = (1<<REG_SZ);
 227     verlen = sizeof(ver);
 228     if (RegQueryValueExA(ikey,"Version",NULL,&type,ver,&verlen)) {
 229         FIXME("Could not get version value?\n");
 230         RegCloseKey(ikey);
 231         return E_FAIL;
 232     }
 233     RegCloseKey(ikey);
 234     sprintf(typelibkey,"Typelib\\%s\\%s\\0\\win32",tlguid,ver);
 235     tlfnlen = sizeof(tlfn);
 236     if (RegQueryValueA(HKEY_CLASSES_ROOT,typelibkey,tlfn,&tlfnlen)) {
 237         FIXME("Could not get typelib fn?\n");
 238         return E_FAIL;
 239     }
 240     MultiByteToWideChar(CP_ACP, 0, tlfn, -1, tlfnW, -1);
 241     hres = LoadTypeLib(tlfnW,&tl);
 242     if (hres) {
 243         ERR("Failed to load typelib for %s, but it should be there.\n",debugstr_guid(riid));
 244         return hres;
 245     }
 246     hres = ITypeLib_GetTypeInfoOfGuid(tl,riid,ti);
 247     if (hres) {
 248         ERR("typelib does not contain info for %s?\n",debugstr_guid(riid));
 249         ITypeLib_Release(tl);
 250         return hres;
 251     }
 252     /* FIXME: do this?  ITypeLib_Release(tl); */
 253     return hres;
 254 }
 255
 256 /* Determine nr of functions. Since we use the toplevel interface and all
 257  * inherited ones have lower numbers, we are ok to not to descent into
 258  * the inheritance tree I think.
 259  */
 260 static int _nroffuncs(ITypeInfo *tinfo) {
 261     int         n, max = 0;
 262     FUNCDESC    *fdesc;
 263     HRESULT     hres;
 264
 265     n=0;
 266     while (1) {
 267         hres = ITypeInfo_GetFuncDesc(tinfo,n,&fdesc);
 268         if (hres)
 269             return max+1;
 270         if (fdesc->oVft/4 > max)
 271             max = fdesc->oVft/4;
 272         n++;
 273     }
 274     /*NOTREACHED*/
 275 }
 276
 277 typedef struct _TMAsmProxy {
 278     BYTE        popleax;
 279     BYTE        pushlval;
 280     BYTE        nr;
 281     BYTE        pushleax;
 282     BYTE        lcall;
 283     DWORD       xcall;
 284     BYTE        lret;
 285     WORD        bytestopop;
 286 } WINE_PACKED TMAsmProxy;
 287
 288 typedef struct _TMProxyImpl {
 289     DWORD                               *lpvtbl;
 290     ICOM_VTABLE(IRpcProxyBuffer)        *lpvtbl2;
 291     DWORD                               ref;
 292
 293     TMAsmProxy                          *asmstubs;
 294     ITypeInfo*                          tinfo;
 295     IRpcChannelBuffer*                  chanbuf;
 296     IID                                 iid;
 297 } TMProxyImpl;
 298
 299 static HRESULT WINAPI
 300 TMProxyImpl_QueryInterface(LPRPCPROXYBUFFER iface, REFIID riid, LPVOID *ppv) {
 301     TRACE("()\n");
 302     if (IsEqualIID(riid,&IID_IUnknown)||IsEqualIID(riid,&IID_IRpcProxyBuffer)) {
 303         *ppv = (LPVOID)iface;
 304         IRpcProxyBuffer_AddRef(iface);
 305         return S_OK;
 306     }
 307     FIXME("no interface for %s\n",debugstr_guid(riid));
 308     return E_NOINTERFACE;
 309 }
 310
 311 static ULONG WINAPI
 312 TMProxyImpl_AddRef(LPRPCPROXYBUFFER iface) {
 313     ICOM_THIS_MULTI(TMProxyImpl,lpvtbl2,iface);
 314
 315     TRACE("()\n");
 316     This->ref++;
 317     return This->ref;
 318 }
 319
 320 static ULONG WINAPI
 321 TMProxyImpl_Release(LPRPCPROXYBUFFER iface) {
 322     ICOM_THIS_MULTI(TMProxyImpl,lpvtbl2,iface);
 323
 324     TRACE("()\n");
 325     This->ref--;
 326     if (This->ref) return This->ref;
 327     if (This->chanbuf) IRpcChannelBuffer_Release(This->chanbuf);
 328     HeapFree(GetProcessHeap(),0,This);
 329     return 0;
 330 }
 331
 332 static HRESULT WINAPI
 333 TMProxyImpl_Connect(
 334     LPRPCPROXYBUFFER iface,IRpcChannelBuffer* pRpcChannelBuffer
 335 ) {
 336     ICOM_THIS_MULTI(TMProxyImpl,lpvtbl2,iface);
 337
 338     TRACE("(%p)\n",pRpcChannelBuffer);
 339     This->chanbuf = pRpcChannelBuffer;
 340     IRpcChannelBuffer_AddRef(This->chanbuf);
 341     return S_OK;
 342 }
 343
 344 static void WINAPI
 345 TMProxyImpl_Disconnect(LPRPCPROXYBUFFER iface) {
 346     ICOM_THIS_MULTI(TMProxyImpl,lpvtbl2,iface);
 347
 348     FIXME("()\n");
 349     IRpcChannelBuffer_Release(This->chanbuf);
 350     This->chanbuf = NULL;
 351 }
 352
 353
 354 static ICOM_VTABLE(IRpcProxyBuffer) tmproxyvtable = {
 355     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 356     TMProxyImpl_QueryInterface,
 357     TMProxyImpl_AddRef,
 358     TMProxyImpl_Release,
 359     TMProxyImpl_Connect,
 360     TMProxyImpl_Disconnect
 361 };
 362
 363 /* how much space do we use on stack in DWORD steps. */
 364 int const
 365 _argsize(DWORD vt) {
 366     switch (vt) {
 367     case VT_DATE:
 368         return sizeof(DATE)/sizeof(DWORD);
 369     case VT_VARIANT:
 370         return (sizeof(VARIANT)+3)/sizeof(DWORD);
 371     default:
 372         return 1;
 373     }
 374 }
 375
 376 static int
 377 _xsize(TYPEDESC *td) {
 378     switch (td->vt) {
 379     case VT_DATE:
 380         return sizeof(DATE);
 381     case VT_VARIANT:
 382         return sizeof(VARIANT)+3;
 383     case VT_CARRAY: {
 384         int i, arrsize = 1;
 385         ARRAYDESC *adesc = td->u.lpadesc;
 386
 387         for (i=0;i<adesc->cDims;i++)
 388             arrsize *= adesc->rgbounds[i].cElements;
 389         return arrsize*_xsize(&adesc->tdescElem);
 390     }
 391     case VT_UI2:
 392     case VT_I2:
 393         return 2;
 394     case VT_UI1:
 395     case VT_I1:
 396         return 1;
 397     default:
 398         return 4;
 399     }
 400 }
 401
 402 static HRESULT
 403 serialize_param(
 404     ITypeInfo           *tinfo,
 405     BOOL                writeit,
 406     BOOL                debugout,
 407     BOOL                dealloc,
 408     TYPEDESC            *tdesc,
 409     DWORD               *arg,
 410     marshal_state       *buf
 411 ) {
 412     HRESULT hres = S_OK;
 413
 414     TRACE("(tdesc.vt %d)\n",tdesc->vt);
 415
 416     switch (tdesc->vt) {
 417     case VT_EMPTY: /* nothing. empty variant for instance */
 418         return S_OK;
 419     case VT_BOOL:
 420     case VT_ERROR:
 421     case VT_UI4:
 422     case VT_UINT:
 423     case VT_I4:
 424     case VT_R4:
 425     case VT_UI2:
 426     case VT_UI1:
 427         hres = S_OK;
 428         if (debugout) MESSAGE("%lx",*arg);
 429         if (writeit)
 430             hres = xbuf_add(buf,(LPBYTE)arg,sizeof(DWORD));
 431         return hres;
 432     case VT_VARIANT: {
 433         TYPEDESC        tdesc2;
 434         VARIANT         *vt = (VARIANT*)arg;
 435         DWORD           vttype = V_VT(vt);
 436
 437         if (debugout) MESSAGE("Vt(%ld)(",vttype);
 438         tdesc2.vt = vttype;
 439         if (writeit) {
 440             hres = xbuf_add(buf,(LPBYTE)&vttype,sizeof(vttype));
 441             if (hres) return hres;
 442         }
 443         /* need to recurse since we need to free the stuff */
 444         hres = serialize_param(tinfo,writeit,debugout,dealloc,&tdesc2,&(V_I4(vt)),buf);
 445         if (debugout) MESSAGE(")");
 446         return hres;
 447     }
 448     case VT_BSTR: {
 449         if (debugout) {
 450             if (arg)
 451                     MESSAGE("%s",debugstr_w((BSTR)*arg));
 452             else
 453                     MESSAGE("<bstr NULL>");
 454         }
 455         if (writeit) {
 456             if (!*arg) {
 457                 DWORD fakelen = -1;
 458                 hres = xbuf_add(buf,(LPBYTE)&fakelen,4);
 459                 if (hres)
 460                     return hres;
 461             } else {
 462                 DWORD *bstr = ((DWORD*)(*arg))-1;
 463
 464                 hres = xbuf_add(buf,(LPBYTE)bstr,bstr[0]+4);
 465                 if (hres)
 466                     return hres;
 467             }
 468         }
 469         if (dealloc && arg)
 470             SysFreeString((BSTR)arg);
 471         return S_OK;
 472     }
 473     case VT_PTR: {
 474         DWORD cookie;
 475
 476         if (debugout) MESSAGE("*");
 477         if (writeit) {
 478             cookie = *arg ? 0x42424242 : 0;
 479             hres = xbuf_add(buf,(LPBYTE)&cookie,sizeof(cookie));
 480             if (hres)
 481                 return hres;
 482         }
 483         if (!*arg) {
 484             if (debugout) MESSAGE("NULL");
 485             return S_OK;
 486         }
 487         hres = serialize_param(tinfo,writeit,debugout,dealloc,tdesc->u.lptdesc,(DWORD*)*arg,buf);
 488         if (dealloc) HeapFree(GetProcessHeap(),0,(LPVOID)arg);
 489         return hres;
 490     }
 491     case VT_UNKNOWN:
 492         if (debugout) MESSAGE("unk(0x%lx)",*arg);
 493         if (writeit)
 494             hres = _marshal_interface(buf,&IID_IUnknown,(LPUNKNOWN)*arg);
 495         return hres;
 496     case VT_DISPATCH:
 497         if (debugout) MESSAGE("idisp(0x%lx)",*arg);
 498         if (writeit)
 499             hres = _marshal_interface(buf,&IID_IDispatch,(LPUNKNOWN)*arg);
 500         return hres;
 501     case VT_VOID:
 502         if (debugout) MESSAGE("<void>");
 503         return S_OK;
 504     case VT_USERDEFINED: {
 505         ITypeInfo       *tinfo2;
 506         TYPEATTR        *tattr;
 507
 508         hres = ITypeInfo_GetRefTypeInfo(tinfo,tdesc->u.hreftype,&tinfo2);
 509         if (hres) {
 510             FIXME("Could not get typeinfo of hreftype %lx for VT_USERDEFINED.\n",tdesc->u.hreftype);
 511             return hres;
 512         }
 513         ITypeInfo_GetTypeAttr(tinfo2,&tattr);
 514         switch (tattr->typekind) {
 515         case TKIND_DISPATCH:
 516         case TKIND_INTERFACE:
 517             if (writeit)
 518                hres=_marshal_interface(buf,&(tattr->guid),(LPUNKNOWN)arg);
 519             break;
 520         case TKIND_RECORD: {
 521             int i;
 522             if (debugout) MESSAGE("{");
 523             for (i=0;i<tattr->cVars;i++) {
 524                 VARDESC *vdesc;
 525                 ELEMDESC *elem2;
 526                 TYPEDESC *tdesc2;
 527
 528                 hres = ITypeInfo2_GetVarDesc(tinfo2, i, &vdesc);
 529                 if (hres) {
 530                     FIXME("Could not get vardesc of %d\n",i);
 531                     return hres;
 532                 }
 533                 /* Need them for hack below */
 534                 /*
 535                 memset(names,0,sizeof(names));
 536                 hres = ITypeInfo_GetNames(tinfo2,vdesc->memid,names,sizeof(names)/sizeof(names[0]),&nrofnames);
 537                 if (nrofnames > sizeof(names)/sizeof(names[0])) {
 538                     ERR("Need more names!\n");
 539                 }
 540                 if (!hres && debugout)
 541                     MESSAGE("%s=",debugstr_w(names[0]));
 542                 */
 543                 elem2 = &vdesc->elemdescVar;
 544                 tdesc2 = &elem2->tdesc;
 545                 hres = serialize_param(
 546                     tinfo2,
 547                     writeit,
 548                     debugout,
 549                     dealloc,
 550                     tdesc2,
 551                     (DWORD*)(((LPBYTE)arg)+vdesc->u.oInst),
 552                     buf
 553                 );
 554                 if (hres!=S_OK)
 555                     return hres;
 556                 if (debugout && (i<(tattr->cVars-1)))
 557                     MESSAGE(",");
 558             }
 559             if (buf->thisisiid && (tattr->cbSizeInstance==sizeof(GUID)))
 560                 memcpy(&(buf->iid),arg,sizeof(buf->iid));
 561             if (debugout) MESSAGE("}");
 562             break;
 563         }
 564         default:
 565             FIXME("Unhandled typekind %d\n",tattr->typekind);
 566             hres = E_FAIL;
 567             break;
 568         }
 569         ITypeInfo_Release(tinfo2);
 570         return hres;
 571     }
 572     case VT_CARRAY: {
 573         ARRAYDESC *adesc = tdesc->u.lpadesc;
 574         int i, arrsize = 1;
 575
 576         if (debugout) MESSAGE("carr");
 577         for (i=0;i<adesc->cDims;i++) {
 578             if (debugout) MESSAGE("[%ld]",adesc->rgbounds[i].cElements);
 579             arrsize *= adesc->rgbounds[i].cElements;
 580         }
 581         if (debugout) MESSAGE("[");
 582         for (i=0;i<arrsize;i++) {
 583             hres = serialize_param(tinfo, writeit, debugout, dealloc, &adesc->tdescElem, (DWORD*)((LPBYTE)arg+i*_xsize(&adesc->tdescElem)), buf);
 584             if (hres)
 585                 return hres;
 586             if (debugout && (i<arrsize-1)) MESSAGE(",");
 587         }
 588         if (debugout) MESSAGE("]");
 589         return S_OK;
 590     }
 591     default:
 592         ERR("Unhandled marshal type %d.\n",tdesc->vt);
 593         return S_OK;
 594     }
 595 }
 596
 597 static HRESULT
 598 serialize_LPVOID_ptr(
 599     ITypeInfo           *tinfo,
 600     BOOL                writeit,
 601     BOOL                debugout,
 602     BOOL                dealloc,
 603     TYPEDESC            *tdesc,
 604     DWORD               *arg,
 605     marshal_state       *buf
 606 ) {
 607     HRESULT     hres;
 608     DWORD       cookie;
 609
 610     if ((tdesc->vt != VT_PTR)                   ||
 611         (tdesc->u.lptdesc->vt != VT_PTR)        ||
 612         (tdesc->u.lptdesc->u.lptdesc->vt != VT_VOID)
 613     ) {
 614         FIXME("ppvObject not expressed as VT_PTR -> VT_PTR -> VT_VOID?\n");
 615         return E_FAIL;
 616     }
 617     cookie = (*arg) ? 0x42424242: 0x0;
 618     if (writeit) {
 619         hres = xbuf_add(buf, (LPVOID)&cookie, sizeof(cookie));
 620         if (hres)
 621             return hres;
 622     }
 623     if (!*arg) {
 624         if (debugout) MESSAGE("<lpvoid NULL>");
 625         return S_OK;
 626     }
 627     if (debugout)
 628         MESSAGE("ppv(%p)",*(LPUNKNOWN*)*arg);
 629     if (writeit) {
 630         hres = _marshal_interface(buf,&(buf->iid),*(LPUNKNOWN*)*arg);
 631         if (hres)
 632             return hres;
 633     }
 634     if (dealloc)
 635         HeapFree(GetProcessHeap(),0,(LPVOID)*arg);
 636     return S_OK;
 637 }
 638
 639 static HRESULT
 640 serialize_DISPPARAM_ptr(
 641     ITypeInfo           *tinfo,
 642     BOOL                writeit,
 643     BOOL                debugout,
 644     BOOL                dealloc,
 645     TYPEDESC            *tdesc,
 646     DWORD               *arg,
 647     marshal_state       *buf
 648 ) {
 649     DWORD       cookie;
 650     HRESULT     hres;
 651     DISPPARAMS  *disp;
 652     int         i;
 653
 654     if ((tdesc->vt != VT_PTR) || (tdesc->u.lptdesc->vt != VT_USERDEFINED)) {
 655         FIXME("DISPPARAMS not expressed as VT_PTR -> VT_USERDEFINED?\n");
 656         return E_FAIL;
 657     }
 658
 659     cookie = *arg ? 0x42424242 : 0x0;
 660     if (writeit) {
 661         hres = xbuf_add(buf,(LPBYTE)&cookie,sizeof(cookie));
 662         if (hres)
 663             return hres;
 664     }
 665     if (!*arg) {
 666         if (debugout) MESSAGE("<DISPPARAMS NULL>");
 667         return S_OK;
 668     }
 669     disp = (DISPPARAMS*)*arg;
 670     if (writeit) {
 671         hres = xbuf_add(buf,(LPBYTE)&disp->cArgs,sizeof(disp->cArgs));
 672         if (hres)
 673             return hres;
 674     }
 675     if (debugout) MESSAGE("D{");
 676     for (i=0;i<disp->cArgs;i++) {
 677         TYPEDESC        vtdesc;
 678
 679         vtdesc.vt = VT_VARIANT;
 680         serialize_param(
 681             tinfo,
 682             writeit,
 683             debugout,
 684             dealloc,
 685             &vtdesc,
 686             (DWORD*)(disp->rgvarg+i),
 687             buf
 688         );
 689         if (debugout && (i<disp->cArgs-1))
 690             MESSAGE(",");
 691     }
 692     if (dealloc)
 693         HeapFree(GetProcessHeap(),0,disp->rgvarg);
 694     if (writeit) {
 695         hres = xbuf_add(buf,(LPBYTE)&disp->cNamedArgs,sizeof(disp->cNamedArgs));
 696         if (hres)
 697             return hres;
 698     }
 699     if (debugout) MESSAGE("}{");
 700     for (i=0;i<disp->cNamedArgs;i++) {
 701         TYPEDESC        vtdesc;
 702
 703         vtdesc.vt = VT_UINT;
 704         serialize_param(
 705             tinfo,
 706             writeit,
 707             debugout,
 708             dealloc,
 709             &vtdesc,
 710             (DWORD*)(disp->rgdispidNamedArgs+i),
 711             buf
 712         );
 713         if (debugout && (i<disp->cNamedArgs-1))
 714             MESSAGE(",");
 715     }
 716     if (debugout) MESSAGE("}");
 717     if (dealloc) {
 718         HeapFree(GetProcessHeap(),0,disp->rgdispidNamedArgs);
 719         HeapFree(GetProcessHeap(),0,disp);
 720     }
 721     return S_OK;
 722 }
 723
 724 static HRESULT
 725 deserialize_param(
 726     ITypeInfo           *tinfo,
 727     BOOL                readit,
 728     BOOL                debugout,
 729     BOOL                alloc,
 730     TYPEDESC            *tdesc,
 731     DWORD               *arg,
 732     marshal_state       *buf
 733 ) {
 734     HRESULT hres = S_OK;
 735
 736     TRACE("vt %d at %p\n",tdesc->vt,arg);
 737
 738     while (1) {
 739         switch (tdesc->vt) {
 740         case VT_EMPTY:
 741             if (debugout) MESSAGE("<empty>");
 742             return S_OK;
 743         case VT_NULL:
 744             if (debugout) MESSAGE("<null>");
 745             return S_OK;
 746         case VT_VARIANT: {
 747             VARIANT     *vt = (VARIANT*)arg;
 748
 749             if (readit) {
 750                 DWORD   vttype;
 751                 TYPEDESC        tdesc2;
 752                 hres = xbuf_get(buf,(LPBYTE)&vttype,sizeof(vttype));
 753                 if (hres) {
 754                     FIXME("vt type not read?\n");
 755                     return hres;
 756                 }
 757                 memset(&tdesc2,0,sizeof(tdesc2));
 758                 tdesc2.vt = vttype;
 759                 V_VT(vt)  = vttype;
 760                 if (debugout) MESSAGE("Vt(%ld)(",vttype);
 761                 hres = deserialize_param(tinfo, readit, debugout, alloc, &tdesc2, &(V_I4(vt)), buf);
 762                 MESSAGE(")");
 763                 return hres;
 764             } else {
 765                 VariantInit(vt);
 766                 return S_OK;
 767             }
 768         }
 769         case VT_ERROR:
 770         case VT_BOOL: case VT_I4: case VT_UI4: case VT_UINT: case VT_R4:
 771         case VT_UI2:
 772         case VT_UI1:
 773             if (readit) {
 774                 hres = xbuf_get(buf,(LPBYTE)arg,sizeof(DWORD));
 775                 if (hres) FIXME("Failed to read integer 4 byte\n");
 776             }
 777             if (debugout) MESSAGE("%lx",*arg);
 778             return hres;
 779         case VT_BSTR: {
 780             WCHAR       *str;
 781             DWORD       len;
 782
 783             if (readit) {
 784                 hres = xbuf_get(buf,(LPBYTE)&len,sizeof(DWORD));
 785                 if (hres) {
 786                     FIXME("failed to read bstr klen\n");
 787                     return hres;
 788                 }
 789                 if (len == -1) {
 790                     *arg = 0;
 791                     if (debugout) MESSAGE("<bstr NULL>");
 792                 } else {
 793                     str  = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,len+sizeof(WCHAR));
 794                     hres = xbuf_get(buf,(LPBYTE)str,len);
 795                     if (hres) {
 796                         FIXME("Failed to read BSTR.\n");
 797                         return hres;
 798                     }
 799                     *arg = (DWORD)SysAllocStringLen(str,len);
 800                     if (debugout) MESSAGE("%s",debugstr_w(str));
 801                     HeapFree(GetProcessHeap(),0,str);
 802                 }
 803             } else {
 804                 *arg = 0;
 805             }
 806             return S_OK;
 807         }
 808         case VT_PTR: {
 809             DWORD       cookie;
 810             BOOL        derefhere = 0;
 811
 812             derefhere = (tdesc->u.lptdesc->vt != VT_USERDEFINED);
 813
 814             if (readit) {
 815                 hres = xbuf_get(buf,(LPBYTE)&cookie,sizeof(cookie));
 816                 if (hres) {
 817                     FIXME("Failed to load pointer cookie.\n");
 818                     return hres;
 819                 }
 820                 if (cookie != 0x42424242) {
 821                     if (debugout) MESSAGE("NULL");
 822                     *arg = 0;
 823                     return S_OK;
 824                 }
 825                 if (debugout) MESSAGE("*");
 826             }
 827             if (alloc) {
 828                 if (derefhere)
 829                     *arg=(DWORD)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,_xsize(tdesc->u.lptdesc));
 830             }
 831             if (derefhere)
 832                 return deserialize_param(tinfo, readit, debugout, alloc, tdesc->u.lptdesc, (LPDWORD)*arg, buf);
 833             else
 834                 return deserialize_param(tinfo, readit, debugout, alloc, tdesc->u.lptdesc, arg, buf);
 835         }
 836         case VT_UNKNOWN:
 837             /* FIXME: UNKNOWN is unknown ..., but allocate 4 byte for it */
 838             if (alloc)
 839                 *arg=(DWORD)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(DWORD));
 840             hres = S_OK;
 841             if (readit)
 842                 hres = _unmarshal_interface(buf,&IID_IUnknown,(LPUNKNOWN*)arg);
 843             if (debugout)
 844                 MESSAGE("unk(%p)",arg);
 845             return hres;
 846         case VT_DISPATCH:
 847             hres = S_OK;
 848             if (readit)
 849                 hres = _unmarshal_interface(buf,&IID_IDispatch,(LPUNKNOWN*)arg);
 850             if (debugout)
 851                 MESSAGE("idisp(%p)",arg);
 852             return hres;
 853         case VT_VOID:
 854             if (debugout) MESSAGE("<void>");
 855             return S_OK;
 856         case VT_USERDEFINED: {
 857             ITypeInfo   *tinfo2;
 858             TYPEATTR    *tattr;
 859
 860             hres = ITypeInfo_GetRefTypeInfo(tinfo,tdesc->u.hreftype,&tinfo2);
 861             if (hres) {
 862                 FIXME("Could not get typeinfo of hreftype %lx for VT_USERDEFINED.\n",tdesc->u.hreftype);
 863                 return hres;
 864             }
 865             hres = ITypeInfo_GetTypeAttr(tinfo2,&tattr);
 866             if (hres) {
 867                 FIXME("Could not get typeattr in VT_USERDEFINED.\n");
 868             } else {
 869                 if (alloc)
 870                     *arg = (DWORD)HeapAlloc(GetProcessHeap(),0,tattr->cbSizeInstance);
 871                 switch (tattr->typekind) {
 872                 case TKIND_DISPATCH:
 873                 case TKIND_INTERFACE:
 874                     if (readit)
 875                         hres = _unmarshal_interface(buf,&(tattr->guid),(LPUNKNOWN*)arg);
 876                     break;
 877                 case TKIND_RECORD: {
 878                     int i;
 879
 880                     if (debugout) MESSAGE("{");
 881                     for (i=0;i<tattr->cVars;i++) {
 882                         VARDESC *vdesc;
 883
 884                         hres = ITypeInfo2_GetVarDesc(tinfo2, i, &vdesc);
 885                         if (hres) {
 886                             FIXME("Could not get vardesc of %d\n",i);
 887                             return hres;
 888                         }
 889                         hres = deserialize_param(
 890                             tinfo2,
 891                             readit,
 892                             debugout,
 893                             alloc,
 894                             &vdesc->elemdescVar.tdesc,
 895                             (DWORD*)(((LPBYTE)*arg)+vdesc->u.oInst),
 896                             buf
 897                         );
 898                         if (debugout && (i<tattr->cVars-1)) MESSAGE(",");
 899                     }
 900                     if (buf->thisisiid && (tattr->cbSizeInstance==sizeof(GUID)))
 901                         memcpy(&(buf->iid),(LPBYTE)*arg,sizeof(buf->iid));
 902                     if (debugout) MESSAGE("}");
 903                     break;
 904                 }
 905                 default:
 906                     ERR("Unhandled typekind %d\n",tattr->typekind);
 907                     hres = E_FAIL;
 908                     break;
 909                 }
 910             }
 911             if (hres)
 912                 FIXME("failed to stuballoc in TKIND_RECORD.\n");
 913             ITypeInfo_Release(tinfo2);
 914             return hres;
 915         }
 916         case VT_CARRAY: {
 917             /* arg is pointing to the start of the array. */
 918             ARRAYDESC *adesc = tdesc->u.lpadesc;
 919             int         arrsize,i;
 920             arrsize = 1;
 921             if (adesc->cDims > 1) FIXME("cDims > 1 in VT_CARRAY. Does it work?\n");
 922             for (i=0;i<adesc->cDims;i++)
 923                 arrsize *= adesc->rgbounds[i].cElements;
 924             for (i=0;i<arrsize;i++)
 925                 deserialize_param(
 926                     tinfo,
 927                     readit,
 928                     debugout,
 929                     alloc,
 930                     &adesc->tdescElem,
 931                     (DWORD*)((LPBYTE)(arg)+i*_xsize(&adesc->tdescElem)),
 932                     buf
 933                 );
 934             return S_OK;
 935         }
 936         default:
 937             ERR("No handler for VT type %d!\n",tdesc->vt);
 938             return S_OK;
 939         }
 940     }
 941 }
 942
 943 static HRESULT
 944 deserialize_LPVOID_ptr(
 945     ITypeInfo           *tinfo,
 946     BOOL                readit,
 947     BOOL                debugout,
 948     BOOL                alloc,
 949     TYPEDESC            *tdesc,
 950     DWORD               *arg,
 951     marshal_state       *buf
 952 ) {
 953     HRESULT     hres;
 954     DWORD       cookie;
 955
 956     if ((tdesc->vt != VT_PTR)                   ||
 957         (tdesc->u.lptdesc->vt != VT_PTR)        ||
 958         (tdesc->u.lptdesc->u.lptdesc->vt != VT_VOID)
 959     ) {
 960         FIXME("ppvObject not expressed as VT_PTR -> VT_PTR -> VT_VOID?\n");
 961         return E_FAIL;
 962     }
 963     if (alloc)
 964         *arg=(DWORD)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(LPVOID));
 965     if (readit) {
 966         hres = xbuf_get(buf, (LPVOID)&cookie, sizeof(cookie));
 967         if (hres)
 968             return hres;
 969         if (cookie != 0x42424242) {
 970             *(DWORD*)*arg = 0;
 971             if (debugout) MESSAGE("<lpvoid NULL>");
 972             return S_OK;
 973         }
 974     }
 975     if (readit) {
 976         hres = _unmarshal_interface(buf,&buf->iid,(LPUNKNOWN*)*arg);
 977         if (hres)
 978             return hres;
 979     }
 980     if (debugout) MESSAGE("ppv(%p)",(LPVOID)*arg);
 981     return S_OK;
 982 }
 983
 984 static HRESULT
 985 deserialize_DISPPARAM_ptr(
 986     ITypeInfo           *tinfo,
 987     BOOL                readit,
 988     BOOL                debugout,
 989     BOOL                alloc,
 990     TYPEDESC            *tdesc,
 991     DWORD               *arg,
 992     marshal_state       *buf
 993 ) {
 994     DWORD       cookie;
 995     DISPPARAMS  *disps;
 996     HRESULT     hres;
 997     int         i;
 998
 999     if ((tdesc->vt != VT_PTR) || (tdesc->u.lptdesc->vt != VT_USERDEFINED)) {
1000         FIXME("DISPPARAMS not expressed as VT_PTR -> VT_USERDEFINED?\n");
1001         return E_FAIL;
1002     }
1003     if (readit) {
1004         hres = xbuf_get(buf,(LPBYTE)&cookie,sizeof(cookie));
1005         if (hres)
1006             return hres;
1007         if (cookie == 0) {
1008             *arg = 0;
1009             if (debugout) MESSAGE("<DISPPARAMS NULL>");
1010             return S_OK;
1011         }
1012     }
1013     if (alloc)
1014         *arg = (DWORD)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(DISPPARAMS));
1015     disps = (DISPPARAMS*)*arg;
1016     if (!readit)
1017         return S_OK;
1018     hres = xbuf_get(buf, (LPBYTE)&disps->cArgs, sizeof(disps->cArgs));
1019     if (hres)
1020         return hres;
1021     if (alloc)
1022         disps->rgvarg = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(VARIANT)*disps->cArgs);
1023     if (debugout) MESSAGE("D{");
1024     for (i=0; i< disps->cArgs; i++) {
1025         TYPEDESC vdesc;
1026
1027         vdesc.vt = VT_VARIANT;
1028         hres = deserialize_param(
1029             tinfo,
1030             readit,
1031             debugout,
1032             alloc,
1033             &vdesc,
1034             (DWORD*)(disps->rgvarg+i),
1035             buf
1036         );
1037     }
1038     if (debugout) MESSAGE("}{");
1039     hres = xbuf_get(buf, (LPBYTE)&disps->cNamedArgs, sizeof(disps->cNamedArgs));
1040     if (hres)
1041         return hres;
1042     if (disps->cNamedArgs) {
1043         if (alloc)
1044             disps->rgdispidNamedArgs = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(DISPID)*disps->cNamedArgs);
1045         for (i=0; i< disps->cNamedArgs; i++) {
1046             TYPEDESC vdesc;
1047
1048             vdesc.vt = VT_UINT;
1049             hres = deserialize_param(
1050                 tinfo,
1051                 readit,
1052                 debugout,
1053                 alloc,
1054                 &vdesc,
1055                 (DWORD*)(disps->rgdispidNamedArgs+i),
1056                 buf
1057             );
1058             if (debugout && i<(disps->cNamedArgs-1)) MESSAGE(",");
1059         }
1060     }
1061     if (debugout) MESSAGE("}");
1062     return S_OK;
1063 }
1064
1065 /* Searches function, also in inherited interfaces */
1066 static HRESULT
1067 _get_funcdesc(
1068     ITypeInfo *tinfo, int iMethod, FUNCDESC **fdesc, BSTR *iname, BSTR *fname
1069 ) {
1070     int i = 0, j = 0;
1071     HRESULT hres;
1072
1073     if (fname) *fname = NULL;
1074     if (iname) *iname = NULL;
1075
1076     while (1) {
1077         hres = ITypeInfo_GetFuncDesc(tinfo, i, fdesc);
1078         if (hres) {
1079             ITypeInfo   *tinfo2;
1080             HREFTYPE    href;
1081             TYPEATTR    *attr;
1082
1083             hres = ITypeInfo_GetTypeAttr(tinfo, &attr);
1084             if (hres) {
1085                 FIXME("GetTypeAttr failed with %lx\n",hres);
1086                 return hres;
1087             }
1088             /* Not found, so look in inherited ifaces. */
1089             for (j=0;j<attr->cImplTypes;j++) {
1090                 hres = ITypeInfo_GetRefTypeOfImplType(tinfo, j, &href);
1091                 if (hres) {
1092                     FIXME("Did not find a reftype for interface offset %d?\n",j);
1093                     break;
1094                 }
1095                 hres = ITypeInfo_GetRefTypeInfo(tinfo, href, &tinfo2);
1096                 if (hres) {
1097                     FIXME("Did not find a typeinfo for reftype %ld?\n",href);
1098                     continue;
1099                 }
1100                 hres = _get_funcdesc(tinfo2,iMethod,fdesc,iname,fname);
1101                 ITypeInfo_Release(tinfo2);
1102                 if (!hres) return S_OK;
1103             }
1104             return E_FAIL;
1105         }
1106         if (((*fdesc)->oVft/4) == iMethod) {
1107             if (fname)
1108                 ITypeInfo_GetDocumentation(tinfo,(*fdesc)->memid,fname,NULL,NULL,NULL);
1109             if (iname)
1110                 ITypeInfo_GetDocumentation(tinfo,-1,iname,NULL,NULL,NULL);
1111             return S_OK;
1112         }
1113         i++;
1114     }
1115     return E_FAIL;
1116 }
1117
1118 static DWORD
1119 xCall(LPVOID retptr, int method, TMProxyImpl *tpinfo /*, args */) {
1120     DWORD               *args = ((DWORD*)&tpinfo)+1, *xargs;
1121     FUNCDESC            *fdesc;
1122     HRESULT             hres;
1123     int                 i, relaydeb = TRACE_ON(olerelay);
1124     marshal_state       buf;
1125     RPCOLEMESSAGE       msg;
1126     ULONG               status;
1127     BSTR                fname,iname;
1128     BSTR                names[10];
1129     int                 nrofnames;
1130
1131     hres = _get_funcdesc(tpinfo->tinfo,method,&fdesc,&iname,&fname);
1132     if (hres) {
1133         ERR("Did not find typeinfo/funcdesc entry for method %d!\n",method);
1134         return 0;
1135     }
1136
1137     /*dump_FUNCDESC(fdesc);*/
1138     if (relaydeb) {
1139         TRACE_(olerelay)("->");
1140         if (iname)
1141             MESSAGE("%s:",debugstr_w(iname));
1142         if (fname)
1143             MESSAGE("%s(%d)",debugstr_w(fname),method);
1144         else
1145             MESSAGE("%d",method);
1146         MESSAGE("(");
1147         if (iname) SysFreeString(iname);
1148         if (fname) SysFreeString(fname);
1149     }
1150     /* Need them for hack below */
1151     memset(names,0,sizeof(names));
1152     if (ITypeInfo_GetNames(tpinfo->tinfo,fdesc->memid,names,sizeof(names)/sizeof(names[0]),&nrofnames))
1153         nrofnames = 0;
1154     if (nrofnames > sizeof(names)/sizeof(names[0]))
1155         ERR("Need more names!\n");
1156
1157     memset(&buf,0,sizeof(buf));
1158     buf.iid = IID_IUnknown;
1159     if (method == 0) {
1160         xbuf_add(&buf,(LPBYTE)args[0],sizeof(IID));
1161         if (relaydeb) MESSAGE("riid=%s,[out]",debugstr_guid((REFIID)args[0]));
1162     } else {
1163         xargs = args;
1164         for (i=0;i<fdesc->cParams;i++) {
1165             ELEMDESC    *elem = fdesc->lprgelemdescParam+i;
1166             BOOL        isserialized = FALSE;
1167             if (relaydeb) {
1168                 if (i) MESSAGE(",");
1169                 if (i+1<nrofnames && names[i+1])
1170                     MESSAGE("%s=",debugstr_w(names[i+1]));
1171             }
1172             /* No need to marshal other data than FIN */
1173             if (!(elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN)) {
1174                 xargs+=_argsize(elem->tdesc.vt);
1175                 if (relaydeb) MESSAGE("[out]");
1176                 continue;
1177             }
1178             if (((i+1)<nrofnames) && !IsBadStringPtrW(names[i+1],1)) {
1179                 /* If the parameter is 'riid', we use it as interface IID
1180                  * for a later ppvObject serialization.
1181                  */
1182                 buf.thisisiid = !lstrcmpW(names[i+1],riidW);
1183
1184                 /* DISPPARAMS* needs special serializer */
1185                 if (!lstrcmpW(names[i+1],pdispparamsW)) {
1186                     hres = serialize_DISPPARAM_ptr(
1187                         tpinfo->tinfo,
1188                         elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1189                         relaydeb,
1190                         FALSE,
1191                         &elem->tdesc,
1192                         xargs,
1193                         &buf
1194                     );
1195                     isserialized = TRUE;
1196                 }
1197                 if (!lstrcmpW(names[i+1],ppvObjectW)) {
1198                     hres = serialize_LPVOID_ptr(
1199                         tpinfo->tinfo,
1200                         elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1201                         relaydeb,
1202                         FALSE,
1203                         &elem->tdesc,
1204                         xargs,
1205                         &buf
1206                     );
1207                     if (hres == S_OK)
1208                         isserialized = TRUE;
1209                 }
1210             }
1211             if (!isserialized)
1212                 hres = serialize_param(
1213                     tpinfo->tinfo,
1214                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1215                     relaydeb,
1216                     FALSE,
1217                     &elem->tdesc,
1218                     xargs,
1219                     &buf
1220                 );
1221
1222             if (hres) {
1223                 FIXME("Failed to serialize param, hres %lx\n",hres);
1224                 break;
1225             }
1226             xargs+=_argsize(elem->tdesc.vt);
1227         }
1228     }
1229     if (relaydeb) MESSAGE(")");
1230     memset(&msg,0,sizeof(msg));
1231     msg.cbBuffer = buf.curoff;
1232     msg.iMethod  = method;
1233     hres = IRpcChannelBuffer_GetBuffer(tpinfo->chanbuf,&msg,&(tpinfo->iid));
1234     if (hres) {
1235         FIXME("RpcChannelBuffer GetBuffer failed, %lx\n",hres);
1236         return hres;
1237     }
1238     memcpy(msg.Buffer,buf.base,buf.curoff);
1239     if (relaydeb) MESSAGE("\n");
1240     hres = IRpcChannelBuffer_SendReceive(tpinfo->chanbuf,&msg,&status);
1241     if (hres) {
1242         FIXME("RpcChannelBuffer SendReceive failed, %lx\n",hres);
1243         return hres;
1244     }
1245     relaydeb = TRACE_ON(olerelay);
1246     if (relaydeb) MESSAGE(" = %08lx (",status);
1247     if (buf.base)
1248         buf.base = HeapReAlloc(GetProcessHeap(),0,buf.base,msg.cbBuffer);
1249     else
1250         buf.base = HeapAlloc(GetProcessHeap(),0,msg.cbBuffer);
1251     buf.size = msg.cbBuffer;
1252     memcpy(buf.base,msg.Buffer,buf.size);
1253     buf.curoff = 0;
1254     if (method == 0) {
1255         _unmarshal_interface(&buf,(REFIID)args[0],(LPUNKNOWN*)args[1]);
1256         if (relaydeb) MESSAGE("[in],%p",*((DWORD**)args[1]));
1257     } else {
1258         xargs = args;
1259         for (i=0;i<fdesc->cParams;i++) {
1260             ELEMDESC    *elem = fdesc->lprgelemdescParam+i;
1261             BOOL        isdeserialized = FALSE;
1262
1263             if (relaydeb) {
1264                 if (i) MESSAGE(",");
1265                 if (i+1<nrofnames && names[i+1]) MESSAGE("%s=",debugstr_w(names[i+1]));
1266             }
1267             /* No need to marshal other data than FOUT I think */
1268             if (!(elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT)) {
1269                 xargs += _argsize(elem->tdesc.vt);
1270                 if (relaydeb) MESSAGE("[in]");
1271                 continue;
1272             }
1273             if (((i+1)<nrofnames) && !IsBadStringPtrW(names[i+1],1)) {
1274                 /* If the parameter is 'riid', we use it as interface IID
1275                  * for a later ppvObject serialization.
1276                  */
1277                 buf.thisisiid = !lstrcmpW(names[i+1],riidW);
1278
1279                 /* deserialize DISPPARAM */
1280                 if (!lstrcmpW(names[i+1],pdispparamsW)) {
1281                     hres = deserialize_DISPPARAM_ptr(
1282                         tpinfo->tinfo,
1283                         elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1284                         relaydeb,
1285                         FALSE,
1286                         &(elem->tdesc),
1287                         xargs,
1288                         &buf
1289                     );
1290                     if (hres) {
1291                         FIXME("Failed to deserialize DISPPARAM*, hres %lx\n",hres);
1292                         break;
1293                     }
1294                     isdeserialized = TRUE;
1295                 }
1296                 if (!lstrcmpW(names[i+1],ppvObjectW)) {
1297                     hres = deserialize_LPVOID_ptr(
1298                         tpinfo->tinfo,
1299                         elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1300                         relaydeb,
1301                         FALSE,
1302                         &elem->tdesc,
1303                         xargs,
1304                         &buf
1305                     );
1306                     if (hres == S_OK)
1307                         isdeserialized = TRUE;
1308                 }
1309             }
1310             if (!isdeserialized)
1311                 hres = deserialize_param(
1312                     tpinfo->tinfo,
1313                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1314                     relaydeb,
1315                     FALSE,
1316                     &(elem->tdesc),
1317                     xargs,
1318                     &buf
1319                 );
1320             if (hres) {
1321                 FIXME("Failed to unmarshall param, hres %lx\n",hres);
1322                 break;
1323             }
1324             xargs += _argsize(elem->tdesc.vt);
1325         }
1326     }
1327     if (relaydeb) MESSAGE(")\n\n");
1328     HeapFree(GetProcessHeap(),0,buf.base);
1329     return status;
1330 }
1331
1332 static HRESULT WINAPI
1333 PSFacBuf_CreateProxy(
1334     LPPSFACTORYBUFFER iface, IUnknown* pUnkOuter, REFIID riid,
1335     IRpcProxyBuffer **ppProxy, LPVOID *ppv
1336 ) {
1337     HRESULT     hres;
1338     ITypeInfo   *tinfo;
1339     int         i, nroffuncs;
1340     FUNCDESC    *fdesc;
1341     TMProxyImpl *proxy;
1342
1343     TRACE("(...%s...)\n",debugstr_guid(riid));
1344     hres = _get_typeinfo_for_iid(riid,&tinfo);
1345     if (hres) {
1346         FIXME("No typeinfo for %s?\n",debugstr_guid(riid));
1347         return hres;
1348     }
1349     nroffuncs = _nroffuncs(tinfo);
1350     proxy = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(TMProxyImpl));
1351     if (!proxy) return E_OUTOFMEMORY;
1352     proxy->asmstubs=HeapAlloc(GetProcessHeap(),0,sizeof(TMAsmProxy)*nroffuncs);
1353
1354     assert(sizeof(TMAsmProxy) == 12);
1355
1356     proxy->lpvtbl = HeapAlloc(GetProcessHeap(),0,sizeof(LPBYTE)*nroffuncs);
1357     for (i=0;i<nroffuncs;i++) {
1358         int             nrofargs;
1359         TMAsmProxy      *xasm = proxy->asmstubs+i;
1360
1361         /* nrofargs without This */
1362         switch (i) {
1363         case 0: nrofargs = 2;
1364                 break;
1365         case 1: case 2: nrofargs = 0;
1366                 break;
1367         default: {
1368                 int j;
1369                 hres = _get_funcdesc(tinfo,i,&fdesc,NULL,NULL);
1370                 if (hres) {
1371                     FIXME("GetFuncDesc %lx should not fail here.\n",hres);
1372                     return hres;
1373                 }
1374                 /* some args take more than 4 byte on the stack */
1375                 nrofargs = 0;
1376                 for (j=0;j<fdesc->cParams;j++)
1377                     nrofargs += _argsize(fdesc->lprgelemdescParam[j].tdesc.vt);
1378
1379                 if (fdesc->callconv != CC_STDCALL) {
1380                     ERR("calling convention is not stdcall????\n");
1381                     return E_FAIL;
1382                 }
1383                 break;
1384             }
1385         }
1386 /* popl %eax    -       return ptr
1387  * pushl <nr>
1388  * pushl %eax
1389  * call xCall
1390  * lret <nr> (+4)
1391  *
1392  *
1393  * arg3 arg2 arg1 <method> <returnptr>
1394  */
1395         xasm->popleax   = 0x58;
1396         xasm->pushlval  = 0x6a;
1397         xasm->nr        = i;
1398         xasm->pushleax  = 0x50;
1399         xasm->lcall     = 0xe8; /* relative jump */
1400         xasm->xcall     = (DWORD)xCall;
1401         xasm->xcall     -= (DWORD)&(xasm->lret);
1402         xasm->lret      = 0xc2;
1403         xasm->bytestopop= (nrofargs+2)*4; /* pop args, This, iMethod */
1404         proxy->lpvtbl[i] = (DWORD)xasm;
1405     }
1406     proxy->lpvtbl2      = &tmproxyvtable;
1407     proxy->ref          = 2;
1408     proxy->tinfo        = tinfo;
1409     memcpy(&proxy->iid,riid,sizeof(*riid));
1410     *ppv                = (LPVOID)proxy;
1411     *ppProxy            = (IRpcProxyBuffer *)&(proxy->lpvtbl2);
1412     return S_OK;
1413 }
1414
1415 typedef struct _TMStubImpl {
1416     ICOM_VTABLE(IRpcStubBuffer) *lpvtbl;
1417     DWORD                       ref;
1418
1419     LPUNKNOWN                   pUnk;
1420     ITypeInfo                   *tinfo;
1421     IID                         iid;
1422 } TMStubImpl;
1423
1424 static HRESULT WINAPI
1425 TMStubImpl_QueryInterface(LPRPCSTUBBUFFER iface, REFIID riid, LPVOID *ppv) {
1426     if (IsEqualIID(riid,&IID_IRpcStubBuffer)||IsEqualIID(riid,&IID_IUnknown)){
1427         *ppv = (LPVOID)iface;
1428         IRpcStubBuffer_AddRef(iface);
1429         return S_OK;
1430     }
1431     FIXME("%s, not supported IID.\n",debugstr_guid(riid));
1432     return E_NOINTERFACE;
1433 }
1434
1435 static ULONG WINAPI
1436 TMStubImpl_AddRef(LPRPCSTUBBUFFER iface) {
1437     ICOM_THIS(TMStubImpl,iface);
1438
1439     This->ref++;
1440     return This->ref;
1441 }
1442
1443 static ULONG WINAPI
1444 TMStubImpl_Release(LPRPCSTUBBUFFER iface) {
1445     ICOM_THIS(TMStubImpl,iface);
1446
1447     This->ref--;
1448     if (This->ref)
1449         return This->ref;
1450     HeapFree(GetProcessHeap(),0,This);
1451     return 0;
1452 }
1453
1454 static HRESULT WINAPI
1455 TMStubImpl_Connect(LPRPCSTUBBUFFER iface, LPUNKNOWN pUnkServer) {
1456     ICOM_THIS(TMStubImpl,iface);
1457
1458     IUnknown_AddRef(pUnkServer);
1459     This->pUnk = pUnkServer;
1460     return S_OK;
1461 }
1462
1463 static void WINAPI
1464 TMStubImpl_Disconnect(LPRPCSTUBBUFFER iface) {
1465     ICOM_THIS(TMStubImpl,iface);
1466
1467     IUnknown_Release(This->pUnk);
1468     This->pUnk = NULL;
1469     return;
1470 }
1471
1472 static HRESULT WINAPI
1473 TMStubImpl_Invoke(
1474     LPRPCSTUBBUFFER iface, RPCOLEMESSAGE* xmsg,IRpcChannelBuffer*rpcchanbuf
1475 ) {
1476     int         i;
1477     FUNCDESC    *fdesc;
1478     ICOM_THIS(TMStubImpl,iface);
1479     HRESULT     hres;
1480     DWORD       *args, res, *xargs, nrofargs;
1481     marshal_state       buf;
1482     int         nrofnames;
1483     BSTR        names[10];
1484
1485     memset(&buf,0,sizeof(buf));
1486     buf.size    = xmsg->cbBuffer;
1487     buf.base    = xmsg->Buffer;
1488     buf.curoff  = 0;
1489     buf.iid     = IID_IUnknown;
1490
1491     TRACE("...\n");
1492     if (xmsg->iMethod == 0) { /* QI */
1493         IID             xiid;
1494         /* in: IID, out: <iface> */
1495
1496         xbuf_get(&buf,(LPBYTE)&xiid,sizeof(xiid));
1497         buf.curoff = 0;
1498         hres = _marshal_interface(&buf,&xiid,This->pUnk);
1499         xmsg->Buffer    = buf.base; /* Might have been reallocated */
1500         xmsg->cbBuffer  = buf.size;
1501         return hres;
1502     }
1503     hres = _get_funcdesc(This->tinfo,xmsg->iMethod,&fdesc,NULL,NULL);
1504     if (hres) {
1505         FIXME("GetFuncDesc on method %ld failed with %lx\n",xmsg->iMethod,hres);
1506         return hres;
1507     }
1508     /* Need them for hack below */
1509     memset(names,0,sizeof(names));
1510     ITypeInfo_GetNames(This->tinfo,fdesc->memid,names,sizeof(names)/sizeof(names[0]),&nrofnames);
1511     if (nrofnames > sizeof(names)/sizeof(names[0])) {
1512         ERR("Need more names!\n");
1513     }
1514
1515     /*dump_FUNCDESC(fdesc);*/
1516     nrofargs = 0;
1517     for (i=0;i<fdesc->cParams;i++)
1518         nrofargs += _argsize(fdesc->lprgelemdescParam[i].tdesc.vt);
1519     args = HeapAlloc(GetProcessHeap(),0,(nrofargs+1)*sizeof(DWORD));
1520     if (!args) return E_OUTOFMEMORY;
1521
1522     /* Allocate all stuff used by call. */
1523     xargs = args+1;
1524     for (i=0;i<fdesc->cParams;i++) {
1525         ELEMDESC        *elem = fdesc->lprgelemdescParam+i;
1526         BOOL            isdeserialized = FALSE;
1527
1528         if (((i+1)<nrofnames) && !IsBadStringPtrW(names[i+1],1)) {
1529             /* If the parameter is 'riid', we use it as interface IID
1530              * for a later ppvObject serialization.
1531              */
1532             buf.thisisiid = !lstrcmpW(names[i+1],riidW);
1533
1534             /* deserialize DISPPARAM */
1535             if (!lstrcmpW(names[i+1],pdispparamsW)) {
1536                 hres = deserialize_DISPPARAM_ptr(
1537                     This->tinfo,
1538                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1539                     FALSE,
1540                     TRUE,
1541                     &(elem->tdesc),
1542                     xargs,
1543                     &buf
1544                 );
1545                 if (hres) {
1546                     FIXME("Failed to deserialize DISPPARAM*, hres %lx\n",hres);
1547                     break;
1548                 }
1549                 isdeserialized = TRUE;
1550             }
1551             if (!lstrcmpW(names[i+1],ppvObjectW)) {
1552                 hres = deserialize_LPVOID_ptr(
1553                     This->tinfo,
1554                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1555                     FALSE,
1556                     TRUE,
1557                     &elem->tdesc,
1558                     xargs,
1559                     &buf
1560                 );
1561                 if (hres == S_OK)
1562                     isdeserialized = TRUE;
1563             }
1564         }
1565         if (!isdeserialized)
1566             hres = deserialize_param(
1567                 This->tinfo,
1568                 elem->u.paramdesc.wParamFlags & PARAMFLAG_FIN,
1569                 FALSE,
1570                 TRUE,
1571                 &(elem->tdesc),
1572                 xargs,
1573                 &buf
1574             );
1575         xargs += _argsize(elem->tdesc.vt);
1576         if (hres) {
1577             FIXME("Failed to deserialize param %s, hres %lx\n",debugstr_w(names[i+1]),hres);
1578             break;
1579         }
1580     }
1581     hres = IUnknown_QueryInterface(This->pUnk,&(This->iid),(LPVOID*)&(args[0]));
1582     if (hres) {
1583         ERR("Does not support iface %s\n",debugstr_guid(&(This->iid)));
1584         return hres;
1585     }
1586     res = _invoke(
1587             (*((FARPROC**)args[0]))[fdesc->oVft/4],
1588             fdesc->callconv,
1589             (xargs-args),
1590             args
1591     );
1592     IUnknown_Release((LPUNKNOWN)args[0]);
1593     buf.curoff = 0;
1594     xargs = args+1;
1595     for (i=0;i<fdesc->cParams;i++) {
1596         ELEMDESC        *elem = fdesc->lprgelemdescParam+i;
1597         BOOL            isserialized = FALSE;
1598
1599         if (((i+1)<nrofnames) && !IsBadStringPtrW(names[i+1],1)) {
1600             /* If the parameter is 'riid', we use it as interface IID
1601              * for a later ppvObject serialization.
1602              */
1603             buf.thisisiid = !lstrcmpW(names[i+1],riidW);
1604
1605             /* DISPPARAMS* needs special serializer */
1606             if (!lstrcmpW(names[i+1],pdispparamsW)) {
1607                 hres = serialize_DISPPARAM_ptr(
1608                     This->tinfo,
1609                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1610                     FALSE,
1611                     TRUE,
1612                     &elem->tdesc,
1613                     xargs,
1614                     &buf
1615                 );
1616                 isserialized = TRUE;
1617             }
1618             if (!lstrcmpW(names[i+1],ppvObjectW)) {
1619                 hres = serialize_LPVOID_ptr(
1620                     This->tinfo,
1621                     elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1622                     FALSE,
1623                     TRUE,
1624                     &elem->tdesc,
1625                     xargs,
1626                     &buf
1627                 );
1628                 if (hres == S_OK)
1629                     isserialized = TRUE;
1630             }
1631         }
1632         if (!isserialized)
1633             hres = serialize_param(
1634                This->tinfo,
1635                elem->u.paramdesc.wParamFlags & PARAMFLAG_FOUT,
1636                FALSE,
1637                TRUE,
1638                &elem->tdesc,
1639                xargs,
1640                &buf
1641             );
1642         xargs += _argsize(elem->tdesc.vt);
1643         if (hres) {
1644             FIXME("Failed to stuballoc param, hres %lx\n",hres);
1645             break;
1646         }
1647     }
1648     /* might need to use IRpcChannelBuffer_GetBuffer ? */
1649     xmsg->cbBuffer      = buf.curoff;
1650     xmsg->Buffer        = buf.base;
1651     HeapFree(GetProcessHeap(),0,args);
1652     return res;
1653 }
1654
1655 static LPRPCSTUBBUFFER WINAPI
1656 TMStubImpl_IsIIDSupported(LPRPCSTUBBUFFER iface, REFIID riid) {
1657     FIXME("Huh (%s)?\n",debugstr_guid(riid));
1658     return NULL;
1659 }
1660
1661 static ULONG WINAPI
1662 TMStubImpl_CountRefs(LPRPCSTUBBUFFER iface) {
1663     ICOM_THIS(TMStubImpl,iface);
1664
1665     return This->ref; /*FIXME? */
1666 }
1667
1668 static HRESULT WINAPI
1669 TMStubImpl_DebugServerQueryInterface(LPRPCSTUBBUFFER iface, LPVOID *ppv) {
1670     return E_NOTIMPL;
1671 }
1672
1673 static void WINAPI
1674 TMStubImpl_DebugServerRelease(LPRPCSTUBBUFFER iface, LPVOID ppv) {
1675     return;
1676 }
1677
1678 ICOM_VTABLE(IRpcStubBuffer) tmstubvtbl = {
1679     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
1680     TMStubImpl_QueryInterface,
1681     TMStubImpl_AddRef,
1682     TMStubImpl_Release,
1683     TMStubImpl_Connect,
1684     TMStubImpl_Disconnect,
1685     TMStubImpl_Invoke,
1686     TMStubImpl_IsIIDSupported,
1687     TMStubImpl_CountRefs,
1688     TMStubImpl_DebugServerQueryInterface,
1689     TMStubImpl_DebugServerRelease
1690 };
1691
1692 static HRESULT WINAPI
1693 PSFacBuf_CreateStub(
1694     LPPSFACTORYBUFFER iface, REFIID riid,IUnknown *pUnkServer,
1695     IRpcStubBuffer** ppStub
1696 ) {
1697     HRESULT hres;
1698     ITypeInfo   *tinfo;
1699     TMStubImpl  *stub;
1700
1701     TRACE("(%s,%p,%p)\n",debugstr_guid(riid),pUnkServer,ppStub);
1702     hres = _get_typeinfo_for_iid(riid,&tinfo);
1703     if (hres) {
1704         FIXME("No typeinfo for %s?\n",debugstr_guid(riid));
1705         return hres;
1706     }
1707     stub = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(TMStubImpl));
1708     if (!stub)
1709         return E_OUTOFMEMORY;
1710     stub->lpvtbl        = &tmstubvtbl;
1711     stub->ref           = 1;
1712     stub->tinfo         = tinfo;
1713     memcpy(&(stub->iid),riid,sizeof(*riid));
1714     hres = IRpcStubBuffer_Connect((LPRPCSTUBBUFFER)stub,pUnkServer);
1715     *ppStub             = (LPRPCSTUBBUFFER)stub;
1716     if (hres)
1717         FIXME("Connect to pUnkServer failed?\n");
1718     return hres;
1719 }
1720
1721 static ICOM_VTABLE(IPSFactoryBuffer) psfacbufvtbl = {
1722     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
1723     PSFacBuf_QueryInterface,
1724     PSFacBuf_AddRef,
1725     PSFacBuf_Release,
1726     PSFacBuf_CreateProxy,
1727     PSFacBuf_CreateStub
1728 };
1729
1730 /* This is the whole PSFactoryBuffer object, just the vtableptr */
1731 static ICOM_VTABLE(IPSFactoryBuffer) *lppsfac = &psfacbufvtbl;
1732
1733 /***********************************************************************
1734  *           DllGetClassObject [OLE32.63]
1735  */
1736 HRESULT WINAPI
1737 TypeLibFac_DllGetClassObject(REFCLSID rclsid, REFIID iid,LPVOID *ppv)
1738 {
1739     if (IsEqualIID(iid,&IID_IPSFactoryBuffer)) {
1740         *ppv = &lppsfac;
1741         return S_OK;
1742     }
1743     return E_NOINTERFACE;
1744 }