dlls/mscoree/corruntimehost.c

   1 /*
   2  *
   3  * Copyright 2008 Alistair Leslie-Hughes
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #define COBJMACROS
  21
  22 #include <assert.h>
  23 #include <stdarg.h>
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winuser.h"
  28 #include "winnls.h"
  29 #include "winreg.h"
  30 #include "ole2.h"
  31 #include "shellapi.h"
  32
  33 #include "cor.h"
  34 #include "mscoree.h"
  35 #include "metahost.h"
  36 #include "corhdr.h"
  37 #include "cordebug.h"
  38 #include "wine/list.h"
  39 #include "mscoree_private.h"
  40
  41 #include "wine/debug.h"
  42 #include "wine/unicode.h"
  43
  44 WINE_DEFAULT_DEBUG_CHANNEL( mscoree );
  45
  46 #include "initguid.h"
  47
  48 DEFINE_GUID(IID__AppDomain, 0x05f696dc,0x2b29,0x3663,0xad,0x8b,0xc4,0x38,0x9c,0xf2,0xa7,0x13);
  49
  50 struct DomainEntry
  51 {
  52     struct list entry;
  53     MonoDomain *domain;
  54 };
  55
  56 static HANDLE dll_fixup_heap; /* using a separate heap so we can have execute permission */
  57
  58 static struct list dll_fixups;
  59
  60 struct dll_fixup
  61 {
  62     struct list entry;
  63     int done;
  64     HMODULE dll;
  65     void *thunk_code; /* pointer into dll_fixup_heap */
  66     VTableFixup *fixup;
  67     void *vtable;
  68     void *tokens; /* pointer into process heap */
  69 };
  70
  71 static HRESULT RuntimeHost_AddDomain(RuntimeHost *This, MonoDomain **result)
  72 {
  73     struct DomainEntry *entry;
  74     char *mscorlib_path;
  75     HRESULT res=S_OK;
  76
  77     EnterCriticalSection(&This->lock);
  78
  79     entry = HeapAlloc(GetProcessHeap(), 0, sizeof(*entry));
  80     if (!entry)
  81     {
  82         res = E_OUTOFMEMORY;
  83         goto end;
  84     }
  85
  86     mscorlib_path = WtoA(This->version->mscorlib_path);
  87     if (!mscorlib_path)
  88     {
  89         HeapFree(GetProcessHeap(), 0, entry);
  90         res = E_OUTOFMEMORY;
  91         goto end;
  92     }
  93
  94     entry->domain = This->mono->mono_jit_init(mscorlib_path);
  95
  96     HeapFree(GetProcessHeap(), 0, mscorlib_path);
  97
  98     if (!entry->domain)
  99     {
 100         HeapFree(GetProcessHeap(), 0, entry);
 101         res = E_FAIL;
 102         goto end;
 103     }
 104
 105     This->mono->is_started = TRUE;
 106
 107     list_add_tail(&This->domains, &entry->entry);
 108
 109     *result = entry->domain;
 110
 111 end:
 112     LeaveCriticalSection(&This->lock);
 113
 114     return res;
 115 }
 116
 117 static HRESULT RuntimeHost_GetDefaultDomain(RuntimeHost *This, MonoDomain **result)
 118 {
 119     HRESULT res=S_OK;
 120
 121     EnterCriticalSection(&This->lock);
 122
 123     if (This->default_domain) goto end;
 124
 125     res = RuntimeHost_AddDomain(This, &This->default_domain);
 126
 127 end:
 128     *result = This->default_domain;
 129
 130     LeaveCriticalSection(&This->lock);
 131
 132     return res;
 133 }
 134
 135 static void RuntimeHost_DeleteDomain(RuntimeHost *This, MonoDomain *domain)
 136 {
 137     struct DomainEntry *entry;
 138
 139     EnterCriticalSection(&This->lock);
 140
 141     LIST_FOR_EACH_ENTRY(entry, &This->domains, struct DomainEntry, entry)
 142     {
 143         if (entry->domain == domain)
 144         {
 145             list_remove(&entry->entry);
 146             if (This->default_domain == domain)
 147                 This->default_domain = NULL;
 148             HeapFree(GetProcessHeap(), 0, entry);
 149             break;
 150         }
 151     }
 152
 153     LeaveCriticalSection(&This->lock);
 154 }
 155
 156 static HRESULT RuntimeHost_GetIUnknownForDomain(RuntimeHost *This, MonoDomain *domain, IUnknown **punk)
 157 {
 158     HRESULT hr;
 159     void *args[1];
 160     MonoAssembly *assembly;
 161     MonoImage *image;
 162     MonoClass *klass;
 163     MonoMethod *method;
 164     MonoObject *appdomain_object;
 165     IUnknown *unk;
 166
 167     This->mono->mono_thread_attach(domain);
 168
 169     assembly = This->mono->mono_domain_assembly_open(domain, "mscorlib");
 170     if (!assembly)
 171     {
 172         ERR("Cannot load mscorlib\n");
 173         return E_FAIL;
 174     }
 175
 176     image = This->mono->mono_assembly_get_image(assembly);
 177     if (!image)
 178     {
 179         ERR("Couldn't get assembly image\n");
 180         return E_FAIL;
 181     }
 182
 183     klass = This->mono->mono_class_from_name(image, "System", "AppDomain");
 184     if (!klass)
 185     {
 186         ERR("Couldn't get class from image\n");
 187         return E_FAIL;
 188     }
 189
 190     method = This->mono->mono_class_get_method_from_name(klass, "get_CurrentDomain", 0);
 191     if (!method)
 192     {
 193         ERR("Couldn't get method from class\n");
 194         return E_FAIL;
 195     }
 196
 197     args[0] = NULL;
 198     appdomain_object = This->mono->mono_runtime_invoke(method, NULL, args, NULL);
 199     if (!appdomain_object)
 200     {
 201         ERR("Couldn't get result pointer\n");
 202         return E_FAIL;
 203     }
 204
 205     hr = RuntimeHost_GetIUnknownForObject(This, appdomain_object, &unk);
 206
 207     if (SUCCEEDED(hr))
 208     {
 209         hr = IUnknown_QueryInterface(unk, &IID__AppDomain, (void**)punk);
 210
 211         IUnknown_Release(unk);
 212     }
 213
 214     return hr;
 215 }
 216
 217 static inline RuntimeHost *impl_from_ICLRRuntimeHost( ICLRRuntimeHost *iface )
 218 {
 219     return CONTAINING_RECORD(iface, RuntimeHost, ICLRRuntimeHost_iface);
 220 }
 221
 222 static inline RuntimeHost *impl_from_ICorRuntimeHost( ICorRuntimeHost *iface )
 223 {
 224     return CONTAINING_RECORD(iface, RuntimeHost, ICorRuntimeHost_iface);
 225 }
 226
 227 /*** IUnknown methods ***/
 228 static HRESULT WINAPI corruntimehost_QueryInterface(ICorRuntimeHost* iface,
 229         REFIID riid,
 230         void **ppvObject)
 231 {
 232     RuntimeHost *This = impl_from_ICorRuntimeHost( iface );
 233     TRACE("%p %s %p\n", This, debugstr_guid(riid), ppvObject);
 234
 235     if ( IsEqualGUID( riid, &IID_ICorRuntimeHost ) ||
 236          IsEqualGUID( riid, &IID_IUnknown ) )
 237     {
 238         *ppvObject = iface;
 239     }
 240     else
 241     {
 242         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
 243         return E_NOINTERFACE;
 244     }
 245
 246     ICorRuntimeHost_AddRef( iface );
 247
 248     return S_OK;
 249 }
 250
 251 static ULONG WINAPI corruntimehost_AddRef(ICorRuntimeHost* iface)
 252 {
 253     RuntimeHost *This = impl_from_ICorRuntimeHost( iface );
 254
 255     return InterlockedIncrement( &This->ref );
 256 }
 257
 258 static ULONG WINAPI corruntimehost_Release(ICorRuntimeHost* iface)
 259 {
 260     RuntimeHost *This = impl_from_ICorRuntimeHost( iface );
 261     ULONG ref;
 262
 263     ref = InterlockedDecrement( &This->ref );
 264
 265     return ref;
 266 }
 267
 268 /*** ICorRuntimeHost methods ***/
 269 static HRESULT WINAPI corruntimehost_CreateLogicalThreadState(
 270                     ICorRuntimeHost* iface)
 271 {
 272     FIXME("stub %p\n", iface);
 273     return E_NOTIMPL;
 274 }
 275
 276 static HRESULT WINAPI corruntimehost_DeleteLogicalThreadState(
 277                     ICorRuntimeHost* iface)
 278 {
 279     FIXME("stub %p\n", iface);
 280     return E_NOTIMPL;
 281 }
 282
 283 static HRESULT WINAPI corruntimehost_SwitchInLogicalThreadState(
 284                     ICorRuntimeHost* iface,
 285                     DWORD *fiberCookie)
 286 {
 287     FIXME("stub %p\n", iface);
 288     return E_NOTIMPL;
 289 }
 290
 291 static HRESULT WINAPI corruntimehost_SwitchOutLogicalThreadState(
 292                     ICorRuntimeHost* iface,
 293                     DWORD **fiberCookie)
 294 {
 295     FIXME("stub %p\n", iface);
 296     return E_NOTIMPL;
 297 }
 298
 299 static HRESULT WINAPI corruntimehost_LocksHeldByLogicalThread(
 300                     ICorRuntimeHost* iface,
 301                     DWORD *pCount)
 302 {
 303     FIXME("stub %p\n", iface);
 304     return E_NOTIMPL;
 305 }
 306
 307 static HRESULT WINAPI corruntimehost_MapFile(
 308     ICorRuntimeHost* iface,
 309     HANDLE hFile,
 310     HMODULE *mapAddress)
 311 {
 312     FIXME("stub %p\n", iface);
 313     return E_NOTIMPL;
 314 }
 315
 316 static HRESULT WINAPI corruntimehost_GetConfiguration(
 317     ICorRuntimeHost* iface,
 318     ICorConfiguration **pConfiguration)
 319 {
 320     FIXME("stub %p\n", iface);
 321     return E_NOTIMPL;
 322 }
 323
 324 static HRESULT WINAPI corruntimehost_Start(
 325     ICorRuntimeHost* iface)
 326 {
 327     FIXME("stub %p\n", iface);
 328     return S_OK;
 329 }
 330
 331 static HRESULT WINAPI corruntimehost_Stop(
 332     ICorRuntimeHost* iface)
 333 {
 334     FIXME("stub %p\n", iface);
 335     return E_NOTIMPL;
 336 }
 337
 338 static HRESULT WINAPI corruntimehost_CreateDomain(
 339     ICorRuntimeHost* iface,
 340     LPCWSTR friendlyName,
 341     IUnknown *identityArray,
 342     IUnknown **appDomain)
 343 {
 344     FIXME("stub %p\n", iface);
 345     return E_NOTIMPL;
 346 }
 347
 348 static HRESULT WINAPI corruntimehost_GetDefaultDomain(
 349     ICorRuntimeHost* iface,
 350     IUnknown **pAppDomain)
 351 {
 352     RuntimeHost *This = impl_from_ICorRuntimeHost( iface );
 353     HRESULT hr;
 354     MonoDomain *domain;
 355
 356     TRACE("(%p)\n", iface);
 357
 358     hr = RuntimeHost_GetDefaultDomain(This, &domain);
 359
 360     if (SUCCEEDED(hr))
 361     {
 362         hr = RuntimeHost_GetIUnknownForDomain(This, domain, pAppDomain);
 363     }
 364
 365     return hr;
 366 }
 367
 368 static HRESULT WINAPI corruntimehost_EnumDomains(
 369     ICorRuntimeHost* iface,
 370     HDOMAINENUM *hEnum)
 371 {
 372     FIXME("stub %p\n", iface);
 373     return E_NOTIMPL;
 374 }
 375
 376 static HRESULT WINAPI corruntimehost_NextDomain(
 377     ICorRuntimeHost* iface,
 378     HDOMAINENUM hEnum,
 379     IUnknown **appDomain)
 380 {
 381     FIXME("stub %p\n", iface);
 382     return E_NOTIMPL;
 383 }
 384
 385 static HRESULT WINAPI corruntimehost_CloseEnum(
 386     ICorRuntimeHost* iface,
 387     HDOMAINENUM hEnum)
 388 {
 389     FIXME("stub %p\n", iface);
 390     return E_NOTIMPL;
 391 }
 392
 393 static HRESULT WINAPI corruntimehost_CreateDomainEx(
 394     ICorRuntimeHost* iface,
 395     LPCWSTR friendlyName,
 396     IUnknown *setup,
 397     IUnknown *evidence,
 398     IUnknown **appDomain)
 399 {
 400     FIXME("stub %p\n", iface);
 401     return E_NOTIMPL;
 402 }
 403
 404 static HRESULT WINAPI corruntimehost_CreateDomainSetup(
 405     ICorRuntimeHost* iface,
 406     IUnknown **appDomainSetup)
 407 {
 408     FIXME("stub %p\n", iface);
 409     return E_NOTIMPL;
 410 }
 411
 412 static HRESULT WINAPI corruntimehost_CreateEvidence(
 413     ICorRuntimeHost* iface,
 414     IUnknown **evidence)
 415 {
 416     FIXME("stub %p\n", iface);
 417     return E_NOTIMPL;
 418 }
 419
 420 static HRESULT WINAPI corruntimehost_UnloadDomain(
 421     ICorRuntimeHost* iface,
 422     IUnknown *appDomain)
 423 {
 424     FIXME("stub %p\n", iface);
 425     return E_NOTIMPL;
 426 }
 427
 428 static HRESULT WINAPI corruntimehost_CurrentDomain(
 429     ICorRuntimeHost* iface,
 430     IUnknown **appDomain)
 431 {
 432     FIXME("stub %p\n", iface);
 433     return E_NOTIMPL;
 434 }
 435
 436 static const struct ICorRuntimeHostVtbl corruntimehost_vtbl =
 437 {
 438     corruntimehost_QueryInterface,
 439     corruntimehost_AddRef,
 440     corruntimehost_Release,
 441     corruntimehost_CreateLogicalThreadState,
 442     corruntimehost_DeleteLogicalThreadState,
 443     corruntimehost_SwitchInLogicalThreadState,
 444     corruntimehost_SwitchOutLogicalThreadState,
 445     corruntimehost_LocksHeldByLogicalThread,
 446     corruntimehost_MapFile,
 447     corruntimehost_GetConfiguration,
 448     corruntimehost_Start,
 449     corruntimehost_Stop,
 450     corruntimehost_CreateDomain,
 451     corruntimehost_GetDefaultDomain,
 452     corruntimehost_EnumDomains,
 453     corruntimehost_NextDomain,
 454     corruntimehost_CloseEnum,
 455     corruntimehost_CreateDomainEx,
 456     corruntimehost_CreateDomainSetup,
 457     corruntimehost_CreateEvidence,
 458     corruntimehost_UnloadDomain,
 459     corruntimehost_CurrentDomain
 460 };
 461
 462 static HRESULT WINAPI CLRRuntimeHost_QueryInterface(ICLRRuntimeHost* iface,
 463         REFIID riid,
 464         void **ppvObject)
 465 {
 466     RuntimeHost *This = impl_from_ICLRRuntimeHost( iface );
 467     TRACE("%p %s %p\n", This, debugstr_guid(riid), ppvObject);
 468
 469     if ( IsEqualGUID( riid, &IID_ICLRRuntimeHost ) ||
 470          IsEqualGUID( riid, &IID_IUnknown ) )
 471     {
 472         *ppvObject = iface;
 473     }
 474     else
 475     {
 476         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
 477         return E_NOINTERFACE;
 478     }
 479
 480     ICLRRuntimeHost_AddRef( iface );
 481
 482     return S_OK;
 483 }
 484
 485 static ULONG WINAPI CLRRuntimeHost_AddRef(ICLRRuntimeHost* iface)
 486 {
 487     RuntimeHost *This = impl_from_ICLRRuntimeHost( iface );
 488     return ICorRuntimeHost_AddRef(&This->ICorRuntimeHost_iface);
 489 }
 490
 491 static ULONG WINAPI CLRRuntimeHost_Release(ICLRRuntimeHost* iface)
 492 {
 493     RuntimeHost *This = impl_from_ICLRRuntimeHost( iface );
 494     return ICorRuntimeHost_Release(&This->ICorRuntimeHost_iface);
 495 }
 496
 497 static HRESULT WINAPI CLRRuntimeHost_Start(ICLRRuntimeHost* iface)
 498 {
 499     FIXME("(%p)\n", iface);
 500     return E_NOTIMPL;
 501 }
 502
 503 static HRESULT WINAPI CLRRuntimeHost_Stop(ICLRRuntimeHost* iface)
 504 {
 505     FIXME("(%p)\n", iface);
 506     return E_NOTIMPL;
 507 }
 508
 509 static HRESULT WINAPI CLRRuntimeHost_SetHostControl(ICLRRuntimeHost* iface,
 510     IHostControl *pHostControl)
 511 {
 512     FIXME("(%p,%p)\n", iface, pHostControl);
 513     return E_NOTIMPL;
 514 }
 515
 516 static HRESULT WINAPI CLRRuntimeHost_GetCLRControl(ICLRRuntimeHost* iface,
 517     ICLRControl **pCLRControl)
 518 {
 519     FIXME("(%p,%p)\n", iface, pCLRControl);
 520     return E_NOTIMPL;
 521 }
 522
 523 static HRESULT WINAPI CLRRuntimeHost_UnloadAppDomain(ICLRRuntimeHost* iface,
 524     DWORD dwAppDomainId, BOOL fWaitUntilDone)
 525 {
 526     FIXME("(%p,%u,%i)\n", iface, dwAppDomainId, fWaitUntilDone);
 527     return E_NOTIMPL;
 528 }
 529
 530 static HRESULT WINAPI CLRRuntimeHost_ExecuteInAppDomain(ICLRRuntimeHost* iface,
 531     DWORD dwAppDomainId, FExecuteInAppDomainCallback pCallback, void *cookie)
 532 {
 533     FIXME("(%p,%u,%p,%p)\n", iface, dwAppDomainId, pCallback, cookie);
 534     return E_NOTIMPL;
 535 }
 536
 537 static HRESULT WINAPI CLRRuntimeHost_GetCurrentAppDomainId(ICLRRuntimeHost* iface,
 538     DWORD *pdwAppDomainId)
 539 {
 540     FIXME("(%p,%p)\n", iface, pdwAppDomainId);
 541     return E_NOTIMPL;
 542 }
 543
 544 static HRESULT WINAPI CLRRuntimeHost_ExecuteApplication(ICLRRuntimeHost* iface,
 545     LPCWSTR pwzAppFullName, DWORD dwManifestPaths, LPCWSTR *ppwzManifestPaths,
 546     DWORD dwActivationData, LPCWSTR *ppwzActivationData, int *pReturnValue)
 547 {
 548     FIXME("(%p,%s,%u,%u)\n", iface, debugstr_w(pwzAppFullName), dwManifestPaths, dwActivationData);
 549     return E_NOTIMPL;
 550 }
 551
 552 static HRESULT WINAPI CLRRuntimeHost_ExecuteInDefaultAppDomain(ICLRRuntimeHost* iface,
 553     LPCWSTR pwzAssemblyPath, LPCWSTR pwzTypeName, LPCWSTR pwzMethodName,
 554     LPCWSTR pwzArgument, DWORD *pReturnValue)
 555 {
 556     RuntimeHost *This = impl_from_ICLRRuntimeHost( iface );
 557     HRESULT hr;
 558     MonoDomain *domain;
 559     MonoAssembly *assembly;
 560     MonoImage *image;
 561     MonoClass *klass;
 562     MonoMethod *method;
 563     MonoObject *result;
 564     MonoString *str;
 565     void *args[2];
 566     char *filenameA = NULL, *classA = NULL, *methodA = NULL;
 567     char *argsA = NULL, *ns;
 568
 569     TRACE("(%p,%s,%s,%s,%s)\n", iface, debugstr_w(pwzAssemblyPath),
 570         debugstr_w(pwzTypeName), debugstr_w(pwzMethodName), debugstr_w(pwzArgument));
 571
 572     hr = RuntimeHost_GetDefaultDomain(This, &domain);
 573     if(hr != S_OK)
 574     {
 575         ERR("Couldn't get Default Domain\n");
 576         return hr;
 577     }
 578
 579     hr = E_FAIL;
 580
 581     This->mono->mono_thread_attach(domain);
 582
 583     filenameA = WtoA(pwzAssemblyPath);
 584     assembly = This->mono->mono_domain_assembly_open(domain, filenameA);
 585     if (!assembly)
 586     {
 587         ERR("Cannot open assembly %s\n", filenameA);
 588         goto cleanup;
 589     }
 590
 591     image = This->mono->mono_assembly_get_image(assembly);
 592     if (!image)
 593     {
 594         ERR("Couldn't get assembly image\n");
 595         goto cleanup;
 596     }
 597
 598     classA = WtoA(pwzTypeName);
 599     ns = strrchr(classA, '.');
 600     *ns = '\0';
 601     klass = This->mono->mono_class_from_name(image, classA, ns+1);
 602     if (!klass)
 603     {
 604         ERR("Couldn't get class from image\n");
 605         goto cleanup;
 606     }
 607
 608     methodA = WtoA(pwzMethodName);
 609     method = This->mono->mono_class_get_method_from_name(klass, methodA, 1);
 610     if (!method)
 611     {
 612         ERR("Couldn't get method from class\n");
 613         goto cleanup;
 614     }
 615
 616     /* The .NET function we are calling has the following declaration
 617      *   public static int functionName(String param)
 618      */
 619     argsA = WtoA(pwzArgument);
 620     str = This->mono->mono_string_new(domain, argsA);
 621     args[0] = str;
 622     args[1] = NULL;
 623     result = This->mono->mono_runtime_invoke(method, NULL, args, NULL);
 624     if (!result)
 625         ERR("Couldn't get result pointer\n");
 626     else
 627     {
 628         *pReturnValue = *(DWORD*)This->mono->mono_object_unbox(result);
 629         hr = S_OK;
 630     }
 631
 632 cleanup:
 633     HeapFree(GetProcessHeap(), 0, filenameA);
 634     HeapFree(GetProcessHeap(), 0, classA);
 635     HeapFree(GetProcessHeap(), 0, argsA);
 636     HeapFree(GetProcessHeap(), 0, methodA);
 637
 638     return hr;
 639 }
 640
 641 static const struct ICLRRuntimeHostVtbl CLRHostVtbl =
 642 {
 643     CLRRuntimeHost_QueryInterface,
 644     CLRRuntimeHost_AddRef,
 645     CLRRuntimeHost_Release,
 646     CLRRuntimeHost_Start,
 647     CLRRuntimeHost_Stop,
 648     CLRRuntimeHost_SetHostControl,
 649     CLRRuntimeHost_GetCLRControl,
 650     CLRRuntimeHost_UnloadAppDomain,
 651     CLRRuntimeHost_ExecuteInAppDomain,
 652     CLRRuntimeHost_GetCurrentAppDomainId,
 653     CLRRuntimeHost_ExecuteApplication,
 654     CLRRuntimeHost_ExecuteInDefaultAppDomain
 655 };
 656
 657 /* Create an instance of a type given its name, by calling its constructor with
 658  * no arguments. Note that result MUST be in the stack, or the garbage
 659  * collector may free it prematurely. */
 660 HRESULT RuntimeHost_CreateManagedInstance(RuntimeHost *This, LPCWSTR name,
 661     MonoDomain *domain, MonoObject **result)
 662 {
 663     HRESULT hr=S_OK;
 664     char *nameA=NULL;
 665     MonoType *type;
 666     MonoClass *klass;
 667     MonoObject *obj;
 668
 669     if (!domain)
 670         hr = RuntimeHost_GetDefaultDomain(This, &domain);
 671
 672     if (SUCCEEDED(hr))
 673     {
 674         nameA = WtoA(name);
 675         if (!nameA)
 676             hr = E_OUTOFMEMORY;
 677     }
 678
 679     if (SUCCEEDED(hr))
 680     {
 681         This->mono->mono_thread_attach(domain);
 682
 683         type = This->mono->mono_reflection_type_from_name(nameA, NULL);
 684         if (!type)
 685         {
 686             ERR("Cannot find type %s\n", debugstr_w(name));
 687             hr = E_FAIL;
 688         }
 689     }
 690
 691     if (SUCCEEDED(hr))
 692     {
 693         klass = This->mono->mono_class_from_mono_type(type);
 694         if (!klass)
 695         {
 696             ERR("Cannot convert type %s to a class\n", debugstr_w(name));
 697             hr = E_FAIL;
 698         }
 699     }
 700
 701     if (SUCCEEDED(hr))
 702     {
 703         obj = This->mono->mono_object_new(domain, klass);
 704         if (!obj)
 705         {
 706             ERR("Cannot allocate object of type %s\n", debugstr_w(name));
 707             hr = E_FAIL;
 708         }
 709     }
 710
 711     if (SUCCEEDED(hr))
 712     {
 713         /* FIXME: Detect exceptions from the constructor? */
 714         This->mono->mono_runtime_object_init(obj);
 715         *result = obj;
 716     }
 717
 718     HeapFree(GetProcessHeap(), 0, nameA);
 719
 720     return hr;
 721 }
 722
 723 /* Get an IUnknown pointer for a Mono object.
 724  *
 725  * This is just a "light" wrapper around
 726  * System.Runtime.InteropServices.Marshal:GetIUnknownForObject
 727  *
 728  * NOTE: The IUnknown* is created with a reference to the object.
 729  * Until they have a reference, objects must be in the stack to prevent the
 730  * garbage collector from freeing them.
 731  *
 732  * mono_thread_attach must have already been called for this thread. */
 733 HRESULT RuntimeHost_GetIUnknownForObject(RuntimeHost *This, MonoObject *obj,
 734     IUnknown **ppUnk)
 735 {
 736     MonoDomain *domain;
 737     MonoAssembly *assembly;
 738     MonoImage *image;
 739     MonoClass *klass;
 740     MonoMethod *method;
 741     MonoObject *result;
 742     void *args[2];
 743
 744     domain = This->mono->mono_object_get_domain(obj);
 745
 746     assembly = This->mono->mono_domain_assembly_open(domain, "mscorlib");
 747     if (!assembly)
 748     {
 749         ERR("Cannot load mscorlib\n");
 750         return E_FAIL;
 751     }
 752
 753     image = This->mono->mono_assembly_get_image(assembly);
 754     if (!image)
 755     {
 756         ERR("Couldn't get assembly image\n");
 757         return E_FAIL;
 758     }
 759
 760     klass = This->mono->mono_class_from_name(image, "System.Runtime.InteropServices", "Marshal");
 761     if (!klass)
 762     {
 763         ERR("Couldn't get class from image\n");
 764         return E_FAIL;
 765     }
 766
 767     method = This->mono->mono_class_get_method_from_name(klass, "GetIUnknownForObject", 1);
 768     if (!method)
 769     {
 770         ERR("Couldn't get method from class\n");
 771         return E_FAIL;
 772     }
 773
 774     args[0] = obj;
 775     args[1] = NULL;
 776     result = This->mono->mono_runtime_invoke(method, NULL, args, NULL);
 777     if (!result)
 778     {
 779         ERR("Couldn't get result pointer\n");
 780         return E_FAIL;
 781     }
 782
 783     *ppUnk = *(IUnknown**)This->mono->mono_object_unbox(result);
 784     if (!*ppUnk)
 785     {
 786         ERR("GetIUnknownForObject returned 0\n");
 787         return E_FAIL;
 788     }
 789
 790     return S_OK;
 791 }
 792
 793 static void get_utf8_args(int *argc, char ***argv)
 794 {
 795     WCHAR **argvw;
 796     int size=0, i;
 797     char *current_arg;
 798
 799     argvw = CommandLineToArgvW(GetCommandLineW(), argc);
 800
 801     for (i=0; i<*argc; i++)
 802     {
 803         size += sizeof(char*);
 804         size += WideCharToMultiByte(CP_UTF8, 0, argvw[i], -1, NULL, 0, NULL, NULL);
 805     }
 806     size += sizeof(char*);
 807
 808     *argv = HeapAlloc(GetProcessHeap(), 0, size);
 809     current_arg = (char*)(*argv + *argc + 1);
 810
 811     for (i=0; i<*argc; i++)
 812     {
 813         (*argv)[i] = current_arg;
 814         current_arg += WideCharToMultiByte(CP_UTF8, 0, argvw[i], -1, current_arg, size, NULL, NULL);
 815     }
 816
 817     (*argv)[*argc] = NULL;
 818
 819     HeapFree(GetProcessHeap(), 0, argvw);
 820 }
 821
 822 #if __i386__
 823
 824 # define CAN_FIXUP_VTABLE 1
 825
 826 #include "pshpack1.h"
 827
 828 struct vtable_fixup_thunk
 829 {
 830     /* push %ecx */
 831     BYTE i7;
 832     /* sub $0x4,%esp */
 833     BYTE i1[3];
 834     /* mov fixup,(%esp) */
 835     BYTE i2[3];
 836     struct dll_fixup *fixup;
 837     /* mov function,%eax */
 838     BYTE i3;
 839     void (CDECL *function)(struct dll_fixup *);
 840     /* call *%eax */
 841     BYTE i4[2];
 842     /* pop %eax */
 843     BYTE i5;
 844     /* pop %ecx */
 845     BYTE i8;
 846     /* jmp *vtable_entry */
 847     BYTE i6[2];
 848     void *vtable_entry;
 849 };
 850
 851 static const struct vtable_fixup_thunk thunk_template = {
 852     0x51,
 853     {0x83,0xec,0x04},
 854     {0xc7,0x04,0x24},
 855     NULL,
 856     0xb8,
 857     NULL,
 858     {0xff,0xd0},
 859     0x58,
 860     0x59,
 861     {0xff,0x25},
 862     NULL
 863 };
 864
 865 #include "poppack.h"
 866
 867 #else /* !defined(__i386__) */
 868
 869 # define CAN_FIXUP_VTABLE 0
 870
 871 struct vtable_fixup_thunk
 872 {
 873     struct dll_fixup *fixup;
 874     void (CDECL *function)(struct dll_fixup *fixup);
 875     void *vtable_entry;
 876 };
 877
 878 static const struct vtable_fixup_thunk thunk_template = {0};
 879
 880 #endif
 881
 882 static void CDECL ReallyFixupVTable(struct dll_fixup *fixup)
 883 {
 884     HRESULT hr=S_OK;
 885     WCHAR filename[MAX_PATH];
 886     ICLRRuntimeInfo *info=NULL;
 887     RuntimeHost *host;
 888     char *filenameA;
 889     MonoImage *image=NULL;
 890     MonoAssembly *assembly=NULL;
 891     MonoImageOpenStatus status=0;
 892     MonoDomain *domain;
 893
 894     if (fixup->done) return;
 895
 896     /* It's possible we'll have two threads doing this at once. This is
 897      * considered preferable to the potential deadlock if we use a mutex. */
 898
 899     GetModuleFileNameW(fixup->dll, filename, MAX_PATH);
 900
 901     TRACE("%p,%p,%s\n", fixup, fixup->dll, debugstr_w(filename));
 902
 903     filenameA = WtoA(filename);
 904     if (!filenameA)
 905         hr = E_OUTOFMEMORY;
 906
 907     if (SUCCEEDED(hr))
 908         hr = get_runtime_info(filename, NULL, NULL, 0, 0, FALSE, &info);
 909
 910     if (SUCCEEDED(hr))
 911         hr = ICLRRuntimeInfo_GetRuntimeHost(info, &host);
 912
 913     if (SUCCEEDED(hr))
 914         hr = RuntimeHost_GetDefaultDomain(host, &domain);
 915
 916     if (SUCCEEDED(hr))
 917     {
 918         host->mono->mono_thread_attach(domain);
 919
 920         assembly = host->mono->mono_assembly_open(filenameA, &status);
 921     }
 922
 923     if (assembly)
 924     {
 925         int i;
 926
 927         /* Mono needs an image that belongs to an assembly. */
 928         image = host->mono->mono_assembly_get_image(assembly);
 929
 930         if (fixup->fixup->type & COR_VTABLE_32BIT)
 931         {
 932             DWORD *vtable = fixup->vtable;
 933             DWORD *tokens = fixup->tokens;
 934             for (i=0; i<fixup->fixup->count; i++)
 935             {
 936                 TRACE("%x\n", tokens[i]);
 937                 vtable[i] = PtrToUint(host->mono->mono_marshal_get_vtfixup_ftnptr(
 938                     image, tokens[i], fixup->fixup->type));
 939             }
 940         }
 941
 942         fixup->done = 1;
 943     }
 944
 945     if (info != NULL)
 946         ICLRRuntimeInfo_Release(info);
 947
 948     HeapFree(GetProcessHeap(), 0, filenameA);
 949
 950     if (!fixup->done)
 951     {
 952         ERR("unable to fixup vtable, hr=%x, status=%d\n", hr, status);
 953         /* If we returned now, we'd get an infinite loop. */
 954         assert(0);
 955     }
 956 }
 957
 958 static void FixupVTableEntry(HMODULE hmodule, VTableFixup *vtable_fixup)
 959 {
 960     /* We can't actually generate code for the functions without loading mono,
 961      * and loading mono inside DllMain is a terrible idea. So we make thunks
 962      * that call ReallyFixupVTable, which will load the runtime and fill in the
 963      * vtable, then do an indirect jump using the (now filled in) vtable. Note
 964      * that we have to keep the thunks around forever, as one of them may get
 965      * called while we're filling in the table, and we can never be sure all
 966      * threads are clear. */
 967     struct dll_fixup *fixup;
 968
 969     fixup = HeapAlloc(GetProcessHeap(), 0, sizeof(*fixup));
 970
 971     fixup->dll = hmodule;
 972     fixup->thunk_code = HeapAlloc(dll_fixup_heap, 0, sizeof(struct vtable_fixup_thunk) * vtable_fixup->count);
 973     fixup->fixup = vtable_fixup;
 974     fixup->vtable = (BYTE*)hmodule + vtable_fixup->rva;
 975     fixup->done = 0;
 976
 977     if (vtable_fixup->type & COR_VTABLE_32BIT)
 978     {
 979         DWORD *vtable = fixup->vtable;
 980         DWORD *tokens;
 981         int i;
 982         struct vtable_fixup_thunk *thunks = fixup->thunk_code;
 983
 984         if (sizeof(void*) > 4)
 985             ERR("32-bit fixup in 64-bit mode; broken image?\n");
 986
 987         tokens = fixup->tokens = HeapAlloc(GetProcessHeap(), 0, sizeof(*tokens) * vtable_fixup->count);
 988         memcpy(tokens, vtable, sizeof(*tokens) * vtable_fixup->count);
 989         for (i=0; i<vtable_fixup->count; i++)
 990         {
 991             thunks[i] = thunk_template;
 992             thunks[i].fixup = fixup;
 993             thunks[i].function = ReallyFixupVTable;
 994             thunks[i].vtable_entry = &vtable[i];
 995             vtable[i] = PtrToUint(&thunks[i]);
 996         }
 997     }
 998     else
 999     {
1000         ERR("unsupported vtable fixup flags %x\n", vtable_fixup->type);
1001         HeapFree(dll_fixup_heap, 0, fixup->thunk_code);
1002         HeapFree(GetProcessHeap(), 0, fixup);
1003         return;
1004     }
1005
1006     list_add_tail(&dll_fixups, &fixup->entry);
1007 }
1008
1009 static void FixupVTable(HMODULE hmodule)
1010 {
1011     ASSEMBLY *assembly;
1012     HRESULT hr;
1013     VTableFixup *vtable_fixups;
1014     ULONG vtable_fixup_count, i;
1015
1016     hr = assembly_from_hmodule(&assembly, hmodule);
1017     if (SUCCEEDED(hr))
1018     {
1019         hr = assembly_get_vtable_fixups(assembly, &vtable_fixups, &vtable_fixup_count);
1020         if (CAN_FIXUP_VTABLE)
1021             for (i=0; i<vtable_fixup_count; i++)
1022                 FixupVTableEntry(hmodule, &vtable_fixups[i]);
1023         else if (vtable_fixup_count)
1024             FIXME("cannot fixup vtable; expect a crash\n");
1025
1026         assembly_release(assembly);
1027     }
1028     else
1029         ERR("failed to read CLR headers, hr=%x\n", hr);
1030 }
1031
1032 __int32 WINAPI _CorExeMain(void)
1033 {
1034     int exit_code;
1035     int argc;
1036     char **argv;
1037     MonoDomain *domain;
1038     MonoImage *image;
1039     MonoImageOpenStatus status;
1040     MonoAssembly *assembly=NULL;
1041     WCHAR filename[MAX_PATH];
1042     char *filenameA;
1043     ICLRRuntimeInfo *info;
1044     RuntimeHost *host;
1045     HRESULT hr;
1046     int i;
1047
1048     get_utf8_args(&argc, &argv);
1049
1050     GetModuleFileNameW(NULL, filename, MAX_PATH);
1051
1052     TRACE("%s", debugstr_w(filename));
1053     for (i=0; i<argc; i++)
1054         TRACE(" %s", debugstr_a(argv[i]));
1055     TRACE("\n");
1056
1057     filenameA = WtoA(filename);
1058     if (!filenameA)
1059         return -1;
1060
1061     FixupVTable(GetModuleHandleW(NULL));
1062
1063     hr = get_runtime_info(filename, NULL, NULL, 0, 0, FALSE, &info);
1064
1065     if (SUCCEEDED(hr))
1066     {
1067         hr = ICLRRuntimeInfo_GetRuntimeHost(info, &host);
1068
1069         if (SUCCEEDED(hr))
1070             hr = RuntimeHost_GetDefaultDomain(host, &domain);
1071
1072         if (SUCCEEDED(hr))
1073         {
1074             image = host->mono->mono_image_open_from_module_handle(GetModuleHandleW(NULL),
1075                 filenameA, 1, &status);
1076
1077             if (image)
1078                 assembly = host->mono->mono_assembly_load_from(image, filenameA, &status);
1079
1080             if (assembly)
1081             {
1082                 host->mono->mono_trace_set_assembly(assembly);
1083
1084                 exit_code = host->mono->mono_jit_exec(domain, assembly, argc, argv);
1085             }
1086             else
1087             {
1088                 ERR("couldn't load %s, status=%d\n", debugstr_w(filename), status);
1089                 exit_code = -1;
1090             }
1091
1092             RuntimeHost_DeleteDomain(host, domain);
1093         }
1094         else
1095             exit_code = -1;
1096
1097         ICLRRuntimeInfo_Release(info);
1098     }
1099     else
1100         exit_code = -1;
1101
1102     HeapFree(GetProcessHeap(), 0, argv);
1103
1104     unload_all_runtimes();
1105
1106     return exit_code;
1107 }
1108
1109 BOOL WINAPI _CorDllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
1110 {
1111     TRACE("(%p, %d, %p)\n", hinstDLL, fdwReason, lpvReserved);
1112
1113     switch (fdwReason)
1114     {
1115     case DLL_PROCESS_ATTACH:
1116         DisableThreadLibraryCalls(hinstDLL);
1117         FixupVTable(hinstDLL);
1118         break;
1119     case DLL_PROCESS_DETACH:
1120         /* FIXME: clean up the vtables */
1121         break;
1122     }
1123     return TRUE;
1124 }
1125
1126 /* called from DLL_PROCESS_ATTACH */
1127 void runtimehost_init(void)
1128 {
1129     dll_fixup_heap = HeapCreate(HEAP_CREATE_ENABLE_EXECUTE, 0, 0);
1130     list_init(&dll_fixups);
1131 }
1132
1133 /* called from DLL_PROCESS_DETACH */
1134 void runtimehost_uninit(void)
1135 {
1136     struct dll_fixup *fixup, *fixup2;
1137
1138     HeapDestroy(dll_fixup_heap);
1139     LIST_FOR_EACH_ENTRY_SAFE(fixup, fixup2, &dll_fixups, struct dll_fixup, entry)
1140     {
1141         HeapFree(GetProcessHeap(), 0, fixup->tokens);
1142         HeapFree(GetProcessHeap(), 0, fixup);
1143     }
1144 }
1145
1146 HRESULT RuntimeHost_Construct(const CLRRuntimeInfo *runtime_version,
1147     loaded_mono *loaded_mono, RuntimeHost** result)
1148 {
1149     RuntimeHost *This;
1150
1151     This = HeapAlloc( GetProcessHeap(), 0, sizeof *This );
1152     if ( !This )
1153         return E_OUTOFMEMORY;
1154
1155     This->ICorRuntimeHost_iface.lpVtbl = &corruntimehost_vtbl;
1156     This->ICLRRuntimeHost_iface.lpVtbl = &CLRHostVtbl;
1157
1158     This->ref = 1;
1159     This->version = runtime_version;
1160     This->mono = loaded_mono;
1161     list_init(&This->domains);
1162     This->default_domain = NULL;
1163     InitializeCriticalSection(&This->lock);
1164     This->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": RuntimeHost.lock");
1165
1166     *result = This;
1167
1168     return S_OK;
1169 }
1170
1171 HRESULT RuntimeHost_GetInterface(RuntimeHost *This, REFCLSID clsid, REFIID riid, void **ppv)
1172 {
1173     IUnknown *unk;
1174     HRESULT hr;
1175
1176     if (IsEqualGUID(clsid, &CLSID_CorRuntimeHost))
1177     {
1178         unk = (IUnknown*)&This->ICorRuntimeHost_iface;
1179         IUnknown_AddRef(unk);
1180     }
1181     else if (IsEqualGUID(clsid, &CLSID_CLRRuntimeHost))
1182     {
1183         unk = (IUnknown*)&This->ICLRRuntimeHost_iface;
1184         IUnknown_AddRef(unk);
1185     }
1186     else if (IsEqualGUID(clsid, &CLSID_CorMetaDataDispenser) ||
1187              IsEqualGUID(clsid, &CLSID_CorMetaDataDispenserRuntime))
1188     {
1189         hr = MetaDataDispenser_CreateInstance(&unk);
1190         if (FAILED(hr))
1191             return hr;
1192     }
1193     else if (IsEqualGUID(clsid, &CLSID_CLRDebuggingLegacy))
1194     {
1195         hr = CorDebug_Create(&This->ICLRRuntimeHost_iface, &unk);
1196         if (FAILED(hr))
1197             return hr;
1198     }
1199     else
1200         unk = NULL;
1201
1202     if (unk)
1203     {
1204         hr = IUnknown_QueryInterface(unk, riid, ppv);
1205
1206         IUnknown_Release(unk);
1207
1208         return hr;
1209     }
1210     else
1211         FIXME("not implemented for class %s\n", debugstr_guid(clsid));
1212
1213     return CLASS_E_CLASSNOTAVAILABLE;
1214 }
1215
1216 HRESULT RuntimeHost_Destroy(RuntimeHost *This)
1217 {
1218     struct DomainEntry *cursor, *cursor2;
1219
1220     This->lock.DebugInfo->Spare[0] = 0;
1221     DeleteCriticalSection(&This->lock);
1222
1223     LIST_FOR_EACH_ENTRY_SAFE(cursor, cursor2, &This->domains, struct DomainEntry, entry)
1224     {
1225         list_remove(&cursor->entry);
1226         HeapFree(GetProcessHeap(), 0, cursor);
1227     }
1228
1229     HeapFree( GetProcessHeap(), 0, This );
1230     return S_OK;
1231 }
1232
1233 #define CHARS_IN_GUID 39
1234 #define ARRAYSIZE(array) (sizeof(array)/sizeof((array)[0]))
1235
1236 HRESULT create_monodata(REFIID riid, LPVOID *ppObj )
1237 {
1238     static const WCHAR wszAssembly[] = {'A','s','s','e','m','b','l','y',0};
1239     static const WCHAR wszCodebase[] = {'C','o','d','e','B','a','s','e',0};
1240     static const WCHAR wszClass[] = {'C','l','a','s','s',0};
1241     static const WCHAR wszFileSlash[] = {'f','i','l','e',':','/','/','/',0};
1242     static const WCHAR wszCLSIDSlash[] = {'C','L','S','I','D','\\',0};
1243     static const WCHAR wszInprocServer32[] = {'\\','I','n','p','r','o','c','S','e','r','v','e','r','3','2',0};
1244     WCHAR path[CHARS_IN_GUID + ARRAYSIZE(wszCLSIDSlash) + ARRAYSIZE(wszInprocServer32) - 1];
1245     MonoDomain *domain;
1246     MonoAssembly *assembly;
1247     ICLRRuntimeInfo *info = NULL;
1248     RuntimeHost *host;
1249     HRESULT hr;
1250     HKEY key, subkey;
1251     LONG res;
1252     int offset = 0;
1253     DWORD numKeys, keyLength;
1254     WCHAR codebase[MAX_PATH + 8];
1255     WCHAR classname[350], subkeyName[256];
1256     WCHAR filename[MAX_PATH];
1257
1258     DWORD dwBufLen = 350;
1259
1260     lstrcpyW(path, wszCLSIDSlash);
1261     StringFromGUID2(riid, path + lstrlenW(wszCLSIDSlash), CHARS_IN_GUID);
1262     lstrcatW(path, wszInprocServer32);
1263
1264     TRACE("Registry key: %s\n", debugstr_w(path));
1265
1266     res = RegOpenKeyExW(HKEY_CLASSES_ROOT, path, 0, KEY_READ, &key);
1267     if (res == ERROR_FILE_NOT_FOUND)
1268         return CLASS_E_CLASSNOTAVAILABLE;
1269
1270     res = RegGetValueW( key, NULL, wszClass, RRF_RT_REG_SZ, NULL, classname, &dwBufLen);
1271     if(res != ERROR_SUCCESS)
1272     {
1273         WARN("Class value cannot be found.\n");
1274         hr = CLASS_E_CLASSNOTAVAILABLE;
1275         goto cleanup;
1276     }
1277
1278     TRACE("classname (%s)\n", debugstr_w(classname));
1279
1280     dwBufLen = MAX_PATH + 8;
1281     res = RegGetValueW( key, NULL, wszCodebase, RRF_RT_REG_SZ, NULL, codebase, &dwBufLen);
1282     if(res == ERROR_SUCCESS)
1283     {
1284         /* Strip file:/// */
1285         if(strncmpW(codebase, wszFileSlash, strlenW(wszFileSlash)) == 0)
1286             offset = strlenW(wszFileSlash);
1287
1288         strcpyW(filename, codebase + offset);
1289     }
1290     else
1291     {
1292         hr = CLASS_E_CLASSNOTAVAILABLE;
1293         WARN("CodeBase value cannot be found, trying Assembly.\n");
1294         /* get the last subkey of InprocServer32 */
1295         res = RegQueryInfoKeyW(key, 0, 0, 0, &numKeys, 0, 0, 0, 0, 0, 0, 0);
1296         if (res != ERROR_SUCCESS || numKeys == 0)
1297             goto cleanup;
1298         numKeys--;
1299         keyLength = sizeof(subkeyName) / sizeof(WCHAR);
1300         res = RegEnumKeyExW(key, numKeys, subkeyName, &keyLength, 0, 0, 0, 0);
1301         if (res != ERROR_SUCCESS)
1302             goto cleanup;
1303         res = RegOpenKeyExW(key, subkeyName, 0, KEY_READ, &subkey);
1304         if (res != ERROR_SUCCESS)
1305             goto cleanup;
1306         dwBufLen = MAX_PATH + 8;
1307         res = RegGetValueW(subkey, NULL, wszAssembly, RRF_RT_REG_SZ, NULL, codebase, &dwBufLen);
1308         RegCloseKey(subkey);
1309         if (res != ERROR_SUCCESS)
1310             goto cleanup;
1311         hr = get_file_from_strongname(codebase, filename, MAX_PATH);
1312         if (!SUCCEEDED(hr))
1313             goto cleanup;
1314     }
1315
1316     TRACE("codebase (%s)\n", debugstr_w(filename));
1317
1318     *ppObj = NULL;
1319
1320
1321     hr = get_runtime_info(filename, NULL, NULL, 0, 0, FALSE, &info);
1322     if (SUCCEEDED(hr))
1323     {
1324         hr = ICLRRuntimeInfo_GetRuntimeHost(info, &host);
1325
1326         if (SUCCEEDED(hr))
1327             hr = RuntimeHost_GetDefaultDomain(host, &domain);
1328
1329         if (SUCCEEDED(hr))
1330         {
1331             MonoImage *image;
1332             MonoClass *klass;
1333             MonoObject *result;
1334             IUnknown *unk = NULL;
1335             char *filenameA, *ns;
1336             char *classA;
1337
1338             hr = CLASS_E_CLASSNOTAVAILABLE;
1339
1340             host->mono->mono_thread_attach(domain);
1341
1342             filenameA = WtoA(filename);
1343             assembly = host->mono->mono_domain_assembly_open(domain, filenameA);
1344             HeapFree(GetProcessHeap(), 0, filenameA);
1345             if (!assembly)
1346             {
1347                 ERR("Cannot open assembly %s\n", filenameA);
1348                 goto cleanup;
1349             }
1350
1351             image = host->mono->mono_assembly_get_image(assembly);
1352             if (!image)
1353             {
1354                 ERR("Couldn't get assembly image\n");
1355                 goto cleanup;
1356             }
1357
1358             classA = WtoA(classname);
1359             ns = strrchr(classA, '.');
1360             *ns = '\0';
1361
1362             klass = host->mono->mono_class_from_name(image, classA, ns+1);
1363             HeapFree(GetProcessHeap(), 0, classA);
1364             if (!klass)
1365             {
1366                 ERR("Couldn't get class from image\n");
1367                 goto cleanup;
1368             }
1369
1370             /*
1371              * Use the default constructor for the .NET class.
1372              */
1373             result = host->mono->mono_object_new(domain, klass);
1374             host->mono->mono_runtime_object_init(result);
1375
1376             hr = RuntimeHost_GetIUnknownForObject(host, result, &unk);
1377             if (SUCCEEDED(hr))
1378             {
1379                 hr = IUnknown_QueryInterface(unk, &IID_IUnknown, ppObj);
1380
1381                 IUnknown_Release(unk);
1382             }
1383             else
1384                 hr = CLASS_E_CLASSNOTAVAILABLE;
1385         }
1386         else
1387             hr = CLASS_E_CLASSNOTAVAILABLE;
1388     }
1389     else
1390         hr = CLASS_E_CLASSNOTAVAILABLE;
1391
1392 cleanup:
1393     if(info)
1394         ICLRRuntimeInfo_Release(info);
1395
1396     RegCloseKey(key);
1397
1398     return hr;
1399 }