dlls/mscoree/metahost.c

   1 /*
   2  * ICLRMetaHost - discovery and management of available .NET runtimes
   3  *
   4  * Copyright 2010 Vincent Povirk for CodeWeavers
   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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdio.h>
  22 #include <stdarg.h>
  23 #include <assert.h>
  24
  25 #define COBJMACROS
  26
  27 #include "wine/unicode.h"
  28 #include "wine/library.h"
  29 #include "windef.h"
  30 #include "winbase.h"
  31 #include "winreg.h"
  32 #include "ole2.h"
  33
  34 #include "corerror.h"
  35 #include "cor.h"
  36 #include "mscoree.h"
  37 #include "corhdr.h"
  38 #include "cordebug.h"
  39 #include "metahost.h"
  40 #include "fusion.h"
  41 #include "wine/list.h"
  42 #include "mscoree_private.h"
  43
  44 #include "wine/debug.h"
  45
  46 WINE_DEFAULT_DEBUG_CHANNEL( mscoree );
  47
  48 static const WCHAR net_20_subdir[] = {'2','.','0',0};
  49 static const WCHAR net_40_subdir[] = {'4','.','0',0};
  50
  51 static const struct ICLRRuntimeInfoVtbl CLRRuntimeInfoVtbl;
  52
  53 #define NUM_RUNTIMES 3
  54
  55 static struct CLRRuntimeInfo runtimes[NUM_RUNTIMES] = {
  56     {{&CLRRuntimeInfoVtbl}, net_20_subdir, 1, 1, 4322, 0},
  57     {{&CLRRuntimeInfoVtbl}, net_20_subdir, 2, 0, 50727, 0},
  58     {{&CLRRuntimeInfoVtbl}, net_40_subdir, 4, 0, 30319, 0}
  59 };
  60
  61 static int runtimes_initialized;
  62
  63 static CRITICAL_SECTION runtime_list_cs;
  64 static CRITICAL_SECTION_DEBUG runtime_list_cs_debug =
  65 {
  66     0, 0, &runtime_list_cs,
  67     { &runtime_list_cs_debug.ProcessLocksList,
  68       &runtime_list_cs_debug.ProcessLocksList },
  69       0, 0, { (DWORD_PTR)(__FILE__ ": runtime_list_cs") }
  70 };
  71 static CRITICAL_SECTION runtime_list_cs = { &runtime_list_cs_debug, -1, 0, 0, 0, 0 };
  72
  73 #define NUM_ABI_VERSIONS 2
  74
  75 static loaded_mono loaded_monos[NUM_ABI_VERSIONS];
  76
  77 static BOOL find_mono_dll(LPCWSTR path, LPWSTR dll_path, int abi_version);
  78
  79 static MonoAssembly* mono_assembly_search_hook_fn(MonoAssemblyName *aname, char **assemblies_path, void *user_data);
  80
  81 static void mono_shutdown_callback_fn(MonoProfiler *prof);
  82
  83 static void set_environment(LPCWSTR bin_path)
  84 {
  85     WCHAR path_env[MAX_PATH];
  86     int len;
  87
  88     static const WCHAR pathW[] = {'P','A','T','H',0};
  89
  90     /* We have to modify PATH as Mono loads other DLLs from this directory. */
  91     GetEnvironmentVariableW(pathW, path_env, sizeof(path_env)/sizeof(WCHAR));
  92     len = strlenW(path_env);
  93     path_env[len++] = ';';
  94     strcpyW(path_env+len, bin_path);
  95     SetEnvironmentVariableW(pathW, path_env);
  96 }
  97
  98 static void CDECL do_nothing(void)
  99 {
 100 }
 101
 102 static MonoImage* image_open_module_handle_dummy(HMODULE module_handle,
 103     char* fname, UINT has_entry_point, MonoImageOpenStatus* status, int abi_version)
 104 {
 105     return loaded_monos[abi_version-1].mono_image_open(fname, status);
 106 }
 107
 108 static CDECL MonoImage* image_open_module_handle_dummy_1(HMODULE module_handle,
 109     char* fname, UINT has_entry_point, MonoImageOpenStatus* status)
 110 {
 111     return image_open_module_handle_dummy(module_handle, fname, has_entry_point, status, 1);
 112 }
 113
 114 static CDECL MonoImage* image_open_module_handle_dummy_2(HMODULE module_handle,
 115     char* fname, UINT has_entry_point, MonoImageOpenStatus* status)
 116 {
 117     return image_open_module_handle_dummy(module_handle, fname, has_entry_point, status, 2);
 118 }
 119
 120 MonoImage* (CDECL * const image_from_handle_fn[NUM_ABI_VERSIONS])(HMODULE module_handle, char* fname, UINT has_entry_point, MonoImageOpenStatus* status) = {
 121     image_open_module_handle_dummy_1,
 122     image_open_module_handle_dummy_2
 123 };
 124
 125 static void missing_runtime_message(void)
 126 {
 127     MESSAGE("wine: Install Mono for Windows to run .NET applications.\n");
 128 }
 129
 130 static HRESULT load_mono(CLRRuntimeInfo *This, loaded_mono **result)
 131 {
 132     static const WCHAR bin[] = {'\\','b','i','n',0};
 133     static const WCHAR lib[] = {'\\','l','i','b',0};
 134     static const WCHAR etc[] = {'\\','e','t','c',0};
 135     static const WCHAR glibdll[] = {'l','i','b','g','l','i','b','-','2','.','0','-','0','.','d','l','l',0};
 136     WCHAR mono_dll_path[MAX_PATH+16], mono_bin_path[MAX_PATH+4];
 137     WCHAR mono_lib_path[MAX_PATH+4], mono_etc_path[MAX_PATH+4];
 138     char mono_lib_path_a[MAX_PATH], mono_etc_path_a[MAX_PATH];
 139     int trace_size;
 140     char trace_setting[256];
 141
 142     if (This->mono_abi_version <= 0 || This->mono_abi_version > NUM_ABI_VERSIONS)
 143     {
 144         missing_runtime_message();
 145         return E_FAIL;
 146     }
 147
 148     *result = &loaded_monos[This->mono_abi_version-1];
 149
 150     if ((*result)->is_shutdown)
 151     {
 152         ERR("Cannot load Mono after it has been shut down.\n");
 153         *result = NULL;
 154         return E_FAIL;
 155     }
 156
 157     if (!(*result)->mono_handle)
 158     {
 159         strcpyW(mono_bin_path, This->mono_path);
 160         strcatW(mono_bin_path, bin);
 161         set_environment(mono_bin_path);
 162
 163         strcpyW(mono_lib_path, This->mono_path);
 164         strcatW(mono_lib_path, lib);
 165         WideCharToMultiByte(CP_UTF8, 0, mono_lib_path, -1, mono_lib_path_a, MAX_PATH, NULL, NULL);
 166
 167         strcpyW(mono_etc_path, This->mono_path);
 168         strcatW(mono_etc_path, etc);
 169         WideCharToMultiByte(CP_UTF8, 0, mono_etc_path, -1, mono_etc_path_a, MAX_PATH, NULL, NULL);
 170
 171         if (!find_mono_dll(This->mono_path, mono_dll_path, This->mono_abi_version)) goto fail;
 172
 173         (*result)->mono_handle = LoadLibraryW(mono_dll_path);
 174
 175         if (!(*result)->mono_handle) goto fail;
 176
 177 #define LOAD_MONO_FUNCTION(x) do { \
 178     (*result)->x = (void*)GetProcAddress((*result)->mono_handle, #x); \
 179     if (!(*result)->x) { \
 180         goto fail; \
 181     } \
 182 } while (0);
 183
 184         LOAD_MONO_FUNCTION(mono_assembly_get_image);
 185         LOAD_MONO_FUNCTION(mono_assembly_load_from);
 186         LOAD_MONO_FUNCTION(mono_assembly_open);
 187         LOAD_MONO_FUNCTION(mono_config_parse);
 188         LOAD_MONO_FUNCTION(mono_class_from_mono_type);
 189         LOAD_MONO_FUNCTION(mono_class_from_name);
 190         LOAD_MONO_FUNCTION(mono_class_get_method_from_name);
 191         LOAD_MONO_FUNCTION(mono_domain_assembly_open);
 192         LOAD_MONO_FUNCTION(mono_image_open);
 193         LOAD_MONO_FUNCTION(mono_install_assembly_preload_hook);
 194         LOAD_MONO_FUNCTION(mono_jit_exec);
 195         LOAD_MONO_FUNCTION(mono_jit_init);
 196         LOAD_MONO_FUNCTION(mono_jit_set_trace_options);
 197         LOAD_MONO_FUNCTION(mono_marshal_get_vtfixup_ftnptr);
 198         LOAD_MONO_FUNCTION(mono_object_get_domain);
 199         LOAD_MONO_FUNCTION(mono_object_new);
 200         LOAD_MONO_FUNCTION(mono_object_unbox);
 201         LOAD_MONO_FUNCTION(mono_profiler_install);
 202         LOAD_MONO_FUNCTION(mono_reflection_type_from_name);
 203         LOAD_MONO_FUNCTION(mono_runtime_invoke);
 204         LOAD_MONO_FUNCTION(mono_runtime_object_init);
 205         LOAD_MONO_FUNCTION(mono_runtime_quit);
 206         LOAD_MONO_FUNCTION(mono_set_dirs);
 207         LOAD_MONO_FUNCTION(mono_stringify_assembly_name);
 208         LOAD_MONO_FUNCTION(mono_string_new);
 209         LOAD_MONO_FUNCTION(mono_thread_attach);
 210
 211         /* GLib imports obsoleted by the 2.0 ABI */
 212         if (This->mono_abi_version == 1)
 213         {
 214             (*result)->glib_handle = LoadLibraryW(glibdll);
 215             if (!(*result)->glib_handle) goto fail;
 216
 217             (*result)->mono_free = (void*)GetProcAddress((*result)->glib_handle, "g_free");
 218             if (!(*result)->mono_free) goto fail;
 219         }
 220         else
 221         {
 222             LOAD_MONO_FUNCTION(mono_free);
 223         }
 224
 225 #undef LOAD_MONO_FUNCTION
 226
 227 #define LOAD_OPT_MONO_FUNCTION(x, default) do { \
 228     (*result)->x = (void*)GetProcAddress((*result)->mono_handle, #x); \
 229     if (!(*result)->x) { \
 230         (*result)->x = default; \
 231     } \
 232 } while (0);
 233
 234         LOAD_OPT_MONO_FUNCTION(mono_image_open_from_module_handle, image_from_handle_fn[This->mono_abi_version-1]);
 235         LOAD_OPT_MONO_FUNCTION(mono_runtime_set_shutting_down, do_nothing);
 236         LOAD_OPT_MONO_FUNCTION(mono_thread_pool_cleanup, do_nothing);
 237         LOAD_OPT_MONO_FUNCTION(mono_thread_suspend_all_other_threads, do_nothing);
 238         LOAD_OPT_MONO_FUNCTION(mono_threads_set_shutting_down, do_nothing);
 239
 240 #undef LOAD_OPT_MONO_FUNCTION
 241
 242         (*result)->mono_profiler_install((MonoProfiler*)*result, mono_shutdown_callback_fn);
 243
 244         (*result)->mono_set_dirs(mono_lib_path_a, mono_etc_path_a);
 245
 246         (*result)->mono_config_parse(NULL);
 247
 248         (*result)->mono_install_assembly_preload_hook(mono_assembly_search_hook_fn, *result);
 249
 250         trace_size = GetEnvironmentVariableA("WINE_MONO_TRACE", trace_setting, sizeof(trace_setting));
 251
 252         if (trace_size)
 253         {
 254             (*result)->mono_jit_set_trace_options(trace_setting);
 255         }
 256     }
 257
 258     return S_OK;
 259
 260 fail:
 261     ERR("Could not load Mono into this process\n");
 262     FreeLibrary((*result)->mono_handle);
 263     FreeLibrary((*result)->glib_handle);
 264     (*result)->mono_handle = NULL;
 265     (*result)->glib_handle = NULL;
 266     return E_FAIL;
 267 }
 268
 269 static void mono_shutdown_callback_fn(MonoProfiler *prof)
 270 {
 271     loaded_mono *mono = (loaded_mono*)prof;
 272
 273     mono->is_shutdown = TRUE;
 274 }
 275
 276 static HRESULT CLRRuntimeInfo_GetRuntimeHost(CLRRuntimeInfo *This, RuntimeHost **result)
 277 {
 278     HRESULT hr = S_OK;
 279     loaded_mono *ploaded_mono;
 280
 281     if (This->loaded_runtime)
 282     {
 283         *result = This->loaded_runtime;
 284         return hr;
 285     }
 286
 287     EnterCriticalSection(&runtime_list_cs);
 288
 289     hr = load_mono(This, &ploaded_mono);
 290
 291     if (SUCCEEDED(hr))
 292         hr = RuntimeHost_Construct(This, ploaded_mono, &This->loaded_runtime);
 293
 294     LeaveCriticalSection(&runtime_list_cs);
 295
 296     if (SUCCEEDED(hr))
 297         *result = This->loaded_runtime;
 298
 299     return hr;
 300 }
 301
 302 void unload_all_runtimes(void)
 303 {
 304     int i;
 305
 306     for (i=0; i<NUM_ABI_VERSIONS; i++)
 307     {
 308         loaded_mono *mono = &loaded_monos[i];
 309         if (mono->mono_handle && mono->is_started && !mono->is_shutdown)
 310         {
 311             /* Copied from Mono's ves_icall_System_Environment_Exit */
 312             mono->mono_threads_set_shutting_down();
 313             mono->mono_runtime_set_shutting_down();
 314             mono->mono_thread_pool_cleanup();
 315             mono->mono_thread_suspend_all_other_threads();
 316             mono->mono_runtime_quit();
 317         }
 318     }
 319
 320     for (i=0; i<NUM_RUNTIMES; i++)
 321         if (runtimes[i].loaded_runtime)
 322             RuntimeHost_Destroy(runtimes[i].loaded_runtime);
 323 }
 324
 325 void expect_no_runtimes(void)
 326 {
 327     int i;
 328
 329     for (i=0; i<NUM_ABI_VERSIONS; i++)
 330     {
 331         loaded_mono *mono = &loaded_monos[i];
 332         if (mono->mono_handle && mono->is_started && !mono->is_shutdown)
 333         {
 334             ERR("Process exited with a Mono runtime loaded.\n");
 335             return;
 336         }
 337     }
 338 }
 339
 340 static inline CLRRuntimeInfo *impl_from_ICLRRuntimeInfo(ICLRRuntimeInfo *iface)
 341 {
 342     return CONTAINING_RECORD(iface, CLRRuntimeInfo, ICLRRuntimeInfo_iface);
 343 }
 344
 345 static HRESULT WINAPI CLRRuntimeInfo_QueryInterface(ICLRRuntimeInfo* iface,
 346         REFIID riid,
 347         void **ppvObject)
 348 {
 349     TRACE("%p %s %p\n", iface, debugstr_guid(riid), ppvObject);
 350
 351     if ( IsEqualGUID( riid, &IID_ICLRRuntimeInfo ) ||
 352          IsEqualGUID( riid, &IID_IUnknown ) )
 353     {
 354         *ppvObject = iface;
 355     }
 356     else
 357     {
 358         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
 359         return E_NOINTERFACE;
 360     }
 361
 362     ICLRRuntimeInfo_AddRef( iface );
 363
 364     return S_OK;
 365 }
 366
 367 static ULONG WINAPI CLRRuntimeInfo_AddRef(ICLRRuntimeInfo* iface)
 368 {
 369     return 2;
 370 }
 371
 372 static ULONG WINAPI CLRRuntimeInfo_Release(ICLRRuntimeInfo* iface)
 373 {
 374     return 1;
 375 }
 376
 377 static HRESULT WINAPI CLRRuntimeInfo_GetVersionString(ICLRRuntimeInfo* iface,
 378     LPWSTR pwzBuffer, DWORD *pcchBuffer)
 379 {
 380     struct CLRRuntimeInfo *This = impl_from_ICLRRuntimeInfo(iface);
 381     DWORD buffer_size = *pcchBuffer;
 382     HRESULT hr = S_OK;
 383     char version[11];
 384     DWORD size;
 385
 386     TRACE("%p %p %p\n", iface, pwzBuffer, pcchBuffer);
 387
 388     size = snprintf(version, sizeof(version), "v%u.%u.%u", This->major, This->minor, This->build);
 389
 390     assert(size <= sizeof(version));
 391
 392     *pcchBuffer = MultiByteToWideChar(CP_UTF8, 0, version, -1, NULL, 0);
 393
 394     if (pwzBuffer)
 395     {
 396         if (buffer_size >= *pcchBuffer)
 397             MultiByteToWideChar(CP_UTF8, 0, version, -1, pwzBuffer, buffer_size);
 398         else
 399             hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
 400     }
 401
 402     return hr;
 403 }
 404
 405 static BOOL get_install_root(LPWSTR install_dir)
 406 {
 407     const WCHAR dotnet_key[] = {'S','O','F','T','W','A','R','E','\\','M','i','c','r','o','s','o','f','t','\\','.','N','E','T','F','r','a','m','e','w','o','r','k','\\',0};
 408     const WCHAR install_root[] = {'I','n','s','t','a','l','l','R','o','o','t',0};
 409
 410     DWORD len;
 411     HKEY key;
 412
 413     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, dotnet_key, 0, KEY_READ, &key))
 414         return FALSE;
 415
 416     len = MAX_PATH;
 417     if (RegQueryValueExW(key, install_root, 0, NULL, (LPBYTE)install_dir, &len))
 418     {
 419         RegCloseKey(key);
 420         return FALSE;
 421     }
 422     RegCloseKey(key);
 423
 424     return TRUE;
 425 }
 426
 427 static HRESULT WINAPI CLRRuntimeInfo_GetRuntimeDirectory(ICLRRuntimeInfo* iface,
 428     LPWSTR pwzBuffer, DWORD *pcchBuffer)
 429 {
 430     static const WCHAR slash[] = {'\\',0};
 431     DWORD buffer_size = *pcchBuffer;
 432     WCHAR system_dir[MAX_PATH];
 433     WCHAR version[MAX_PATH];
 434     DWORD version_size, size;
 435     HRESULT hr = S_OK;
 436
 437     TRACE("%p %p %p\n", iface, pwzBuffer, pcchBuffer);
 438
 439     if (!get_install_root(system_dir))
 440     {
 441         ERR("error reading registry key for installroot\n");
 442         return E_FAIL;
 443     }
 444     else
 445     {
 446         version_size = MAX_PATH;
 447         ICLRRuntimeInfo_GetVersionString(iface, version, &version_size);
 448         lstrcatW(system_dir, version);
 449         lstrcatW(system_dir, slash);
 450         size = lstrlenW(system_dir) + 1;
 451     }
 452
 453     *pcchBuffer = size;
 454
 455     if (pwzBuffer)
 456     {
 457         if (buffer_size >= size)
 458             strcpyW(pwzBuffer, system_dir);
 459         else
 460             hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
 461     }
 462
 463     return hr;
 464 }
 465
 466 static HRESULT WINAPI CLRRuntimeInfo_IsLoaded(ICLRRuntimeInfo* iface,
 467     HANDLE hndProcess, BOOL *pbLoaded)
 468 {
 469     FIXME("%p %p %p\n", iface, hndProcess, pbLoaded);
 470
 471     return E_NOTIMPL;
 472 }
 473
 474 static HRESULT WINAPI CLRRuntimeInfo_LoadErrorString(ICLRRuntimeInfo* iface,
 475     UINT iResourceID, LPWSTR pwzBuffer, DWORD *pcchBuffer, LONG iLocaleid)
 476 {
 477     FIXME("%p %u %p %p %x\n", iface, iResourceID, pwzBuffer, pcchBuffer, iLocaleid);
 478
 479     return E_NOTIMPL;
 480 }
 481
 482 static HRESULT WINAPI CLRRuntimeInfo_LoadLibrary(ICLRRuntimeInfo* iface,
 483     LPCWSTR pwzDllName, HMODULE *phndModule)
 484 {
 485     WCHAR version[MAX_PATH];
 486     HRESULT hr;
 487     DWORD cchBuffer;
 488
 489     TRACE("%p %s %p\n", iface, debugstr_w(pwzDllName), phndModule);
 490
 491     cchBuffer = MAX_PATH;
 492     hr = ICLRRuntimeInfo_GetVersionString(iface, version, &cchBuffer);
 493     if (FAILED(hr)) return hr;
 494
 495     return LoadLibraryShim(pwzDllName, version, NULL, phndModule);
 496 }
 497
 498 static HRESULT WINAPI CLRRuntimeInfo_GetProcAddress(ICLRRuntimeInfo* iface,
 499     LPCSTR pszProcName, LPVOID *ppProc)
 500 {
 501     FIXME("%p %s %p\n", iface, debugstr_a(pszProcName), ppProc);
 502
 503     return E_NOTIMPL;
 504 }
 505
 506 static HRESULT WINAPI CLRRuntimeInfo_GetInterface(ICLRRuntimeInfo* iface,
 507     REFCLSID rclsid, REFIID riid, LPVOID *ppUnk)
 508 {
 509     struct CLRRuntimeInfo *This = impl_from_ICLRRuntimeInfo(iface);
 510     RuntimeHost *host;
 511     HRESULT hr;
 512
 513     TRACE("%p %s %s %p\n", iface, debugstr_guid(rclsid), debugstr_guid(riid), ppUnk);
 514
 515     hr = CLRRuntimeInfo_GetRuntimeHost(This, &host);
 516
 517     if (SUCCEEDED(hr))
 518         hr = RuntimeHost_GetInterface(host, rclsid, riid, ppUnk);
 519
 520     return hr;
 521 }
 522
 523 static HRESULT WINAPI CLRRuntimeInfo_IsLoadable(ICLRRuntimeInfo* iface,
 524     BOOL *pbLoadable)
 525 {
 526     FIXME("%p %p\n", iface, pbLoadable);
 527
 528     return E_NOTIMPL;
 529 }
 530
 531 static HRESULT WINAPI CLRRuntimeInfo_SetDefaultStartupFlags(ICLRRuntimeInfo* iface,
 532     DWORD dwStartupFlags, LPCWSTR pwzHostConfigFile)
 533 {
 534     FIXME("%p %x %s\n", iface, dwStartupFlags, debugstr_w(pwzHostConfigFile));
 535
 536     return E_NOTIMPL;
 537 }
 538
 539 static HRESULT WINAPI CLRRuntimeInfo_GetDefaultStartupFlags(ICLRRuntimeInfo* iface,
 540     DWORD *pdwStartupFlags, LPWSTR pwzHostConfigFile, DWORD *pcchHostConfigFile)
 541 {
 542     FIXME("%p %p %p %p\n", iface, pdwStartupFlags, pwzHostConfigFile, pcchHostConfigFile);
 543
 544     return E_NOTIMPL;
 545 }
 546
 547 static HRESULT WINAPI CLRRuntimeInfo_BindAsLegacyV2Runtime(ICLRRuntimeInfo* iface)
 548 {
 549     FIXME("%p\n", iface);
 550
 551     return E_NOTIMPL;
 552 }
 553
 554 static HRESULT WINAPI CLRRuntimeInfo_IsStarted(ICLRRuntimeInfo* iface,
 555     BOOL *pbStarted, DWORD *pdwStartupFlags)
 556 {
 557     FIXME("%p %p %p\n", iface, pbStarted, pdwStartupFlags);
 558
 559     return E_NOTIMPL;
 560 }
 561
 562 static const struct ICLRRuntimeInfoVtbl CLRRuntimeInfoVtbl = {
 563     CLRRuntimeInfo_QueryInterface,
 564     CLRRuntimeInfo_AddRef,
 565     CLRRuntimeInfo_Release,
 566     CLRRuntimeInfo_GetVersionString,
 567     CLRRuntimeInfo_GetRuntimeDirectory,
 568     CLRRuntimeInfo_IsLoaded,
 569     CLRRuntimeInfo_LoadErrorString,
 570     CLRRuntimeInfo_LoadLibrary,
 571     CLRRuntimeInfo_GetProcAddress,
 572     CLRRuntimeInfo_GetInterface,
 573     CLRRuntimeInfo_IsLoadable,
 574     CLRRuntimeInfo_SetDefaultStartupFlags,
 575     CLRRuntimeInfo_GetDefaultStartupFlags,
 576     CLRRuntimeInfo_BindAsLegacyV2Runtime,
 577     CLRRuntimeInfo_IsStarted
 578 };
 579
 580 HRESULT ICLRRuntimeInfo_GetRuntimeHost(ICLRRuntimeInfo *iface, RuntimeHost **result)
 581 {
 582     struct CLRRuntimeInfo *This = impl_from_ICLRRuntimeInfo(iface);
 583
 584     assert(This->ICLRRuntimeInfo_iface.lpVtbl == &CLRRuntimeInfoVtbl);
 585
 586     return CLRRuntimeInfo_GetRuntimeHost(This, result);
 587 }
 588
 589 #ifdef __i386__
 590 static const WCHAR libmono2_arch_dll[] = {'\\','b','i','n','\\','l','i','b','m','o','n','o','-','2','.','0','-','x','8','6','.','d','l','l',0};
 591 #elif defined(__x86_64__)
 592 static const WCHAR libmono2_arch_dll[] = {'\\','b','i','n','\\','l','i','b','m','o','n','o','-','2','.','0','-','x','8','6','_','6','4','.','d','l','l',0};
 593 #else
 594 static const WCHAR libmono2_arch_dll[] = {'\\','b','i','n','\\','l','i','b','m','o','n','o','-','2','.','0','.','d','l','l',0};
 595 #endif
 596
 597 static BOOL find_mono_dll(LPCWSTR path, LPWSTR dll_path, int abi_version)
 598 {
 599     static const WCHAR mono_dll[] = {'\\','b','i','n','\\','m','o','n','o','.','d','l','l',0};
 600     static const WCHAR libmono_dll[] = {'\\','b','i','n','\\','l','i','b','m','o','n','o','.','d','l','l',0};
 601     static const WCHAR mono2_dll[] = {'\\','b','i','n','\\','m','o','n','o','-','2','.','0','.','d','l','l',0};
 602     static const WCHAR libmono2_dll[] = {'\\','b','i','n','\\','l','i','b','m','o','n','o','-','2','.','0','.','d','l','l',0};
 603     DWORD attributes=INVALID_FILE_ATTRIBUTES;
 604
 605     if (abi_version == 1)
 606     {
 607         strcpyW(dll_path, path);
 608         strcatW(dll_path, mono_dll);
 609         attributes = GetFileAttributesW(dll_path);
 610
 611         if (attributes == INVALID_FILE_ATTRIBUTES)
 612         {
 613             strcpyW(dll_path, path);
 614             strcatW(dll_path, libmono_dll);
 615             attributes = GetFileAttributesW(dll_path);
 616         }
 617     }
 618     else if (abi_version == 2)
 619     {
 620         strcpyW(dll_path, path);
 621         strcatW(dll_path, libmono2_arch_dll);
 622         attributes = GetFileAttributesW(dll_path);
 623
 624         if (attributes == INVALID_FILE_ATTRIBUTES)
 625         {
 626             strcpyW(dll_path, path);
 627             strcatW(dll_path, mono2_dll);
 628             attributes = GetFileAttributesW(dll_path);
 629         }
 630
 631         if (attributes == INVALID_FILE_ATTRIBUTES)
 632         {
 633             strcpyW(dll_path, path);
 634             strcatW(dll_path, libmono2_dll);
 635             attributes = GetFileAttributesW(dll_path);
 636         }
 637     }
 638
 639     return (attributes != INVALID_FILE_ATTRIBUTES);
 640 }
 641
 642 static BOOL get_mono_path_from_registry(LPWSTR path, int abi_version)
 643 {
 644     static const WCHAR mono_key[] = {'S','o','f','t','w','a','r','e','\\','N','o','v','e','l','l','\\','M','o','n','o',0};
 645     static const WCHAR defaul_clr[] = {'D','e','f','a','u','l','t','C','L','R',0};
 646     static const WCHAR install_root[] = {'S','d','k','I','n','s','t','a','l','l','R','o','o','t',0};
 647     static const WCHAR slash[] = {'\\',0};
 648
 649     WCHAR version[64], version_key[MAX_PATH];
 650     DWORD len;
 651     HKEY key;
 652     WCHAR dll_path[MAX_PATH];
 653
 654     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, mono_key, 0, KEY_READ, &key))
 655         return FALSE;
 656
 657     len = sizeof(version);
 658     if (RegQueryValueExW(key, defaul_clr, 0, NULL, (LPBYTE)version, &len))
 659     {
 660         RegCloseKey(key);
 661         return FALSE;
 662     }
 663     RegCloseKey(key);
 664
 665     lstrcpyW(version_key, mono_key);
 666     lstrcatW(version_key, slash);
 667     lstrcatW(version_key, version);
 668
 669     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, version_key, 0, KEY_READ, &key))
 670         return FALSE;
 671
 672     len = sizeof(WCHAR) * MAX_PATH;
 673     if (RegQueryValueExW(key, install_root, 0, NULL, (LPBYTE)path, &len))
 674     {
 675         RegCloseKey(key);
 676         return FALSE;
 677     }
 678     RegCloseKey(key);
 679
 680     return find_mono_dll(path, dll_path, abi_version);
 681 }
 682
 683 static BOOL get_mono_path_from_folder(LPCWSTR folder, LPWSTR mono_path, int abi_version)
 684 {
 685     static const WCHAR mono_one_dot_zero[] = {'\\','m','o','n','o','-','1','.','0', 0};
 686     static const WCHAR mono_two_dot_zero[] = {'\\','m','o','n','o','-','2','.','0', 0};
 687     WCHAR mono_dll_path[MAX_PATH];
 688     BOOL found = FALSE;
 689
 690     strcpyW(mono_path, folder);
 691
 692     if (abi_version == 1)
 693         strcatW(mono_path, mono_one_dot_zero);
 694     else if (abi_version == 2)
 695         strcatW(mono_path, mono_two_dot_zero);
 696
 697     found = find_mono_dll(mono_path, mono_dll_path, abi_version);
 698
 699     return found;
 700 }
 701
 702 static BOOL get_mono_path(LPWSTR path, int abi_version)
 703 {
 704     static const WCHAR subdir_mono[] = {'\\','m','o','n','o',0};
 705     static const WCHAR sibling_mono[] = {'\\','.','.','\\','m','o','n','o',0};
 706     WCHAR base_path[MAX_PATH];
 707     const char *unix_data_dir;
 708     WCHAR *dos_data_dir;
 709     int build_tree=0;
 710     static WCHAR* (CDECL *wine_get_dos_file_name)(const char*);
 711
 712     /* First try c:\windows\mono */
 713     GetWindowsDirectoryW(base_path, MAX_PATH);
 714     strcatW(base_path, subdir_mono);
 715
 716     if (get_mono_path_from_folder(base_path, path, abi_version))
 717         return TRUE;
 718
 719     /* Next: /usr/share/wine/mono */
 720     unix_data_dir = wine_get_data_dir();
 721
 722     if (!unix_data_dir)
 723     {
 724         unix_data_dir = wine_get_build_dir();
 725         build_tree = 1;
 726     }
 727
 728     if (unix_data_dir)
 729     {
 730         if (!wine_get_dos_file_name)
 731             wine_get_dos_file_name = (void*)GetProcAddress(GetModuleHandleA("kernel32"), "wine_get_dos_file_name");
 732
 733         if (wine_get_dos_file_name)
 734         {
 735             dos_data_dir = wine_get_dos_file_name(unix_data_dir);
 736
 737             if (dos_data_dir)
 738             {
 739                 strcpyW(base_path, dos_data_dir);
 740                 strcatW(base_path, build_tree ? sibling_mono : subdir_mono);
 741
 742                 HeapFree(GetProcessHeap(), 0, dos_data_dir);
 743
 744                 if (get_mono_path_from_folder(base_path, path, abi_version))
 745                     return TRUE;
 746             }
 747         }
 748     }
 749
 750     /* Last: the registry */
 751     return get_mono_path_from_registry(path, abi_version);
 752 }
 753
 754 static void find_runtimes(void)
 755 {
 756     int abi_version, i;
 757     static const WCHAR libmono[] = {'\\','l','i','b','\\','m','o','n','o','\\',0};
 758     static const WCHAR mscorlib[] = {'\\','m','s','c','o','r','l','i','b','.','d','l','l',0};
 759     WCHAR mono_path[MAX_PATH], lib_path[MAX_PATH];
 760     BOOL any_runtimes_found = FALSE;
 761
 762     if (runtimes_initialized) return;
 763
 764     EnterCriticalSection(&runtime_list_cs);
 765
 766     if (runtimes_initialized) goto end;
 767
 768     for (abi_version=NUM_ABI_VERSIONS; abi_version>0; abi_version--)
 769     {
 770         if (!get_mono_path(mono_path, abi_version))
 771             continue;
 772
 773         for (i=0; i<NUM_RUNTIMES; i++)
 774         {
 775             if (runtimes[i].mono_abi_version == 0)
 776             {
 777                 strcpyW(lib_path, mono_path);
 778                 strcatW(lib_path, libmono);
 779                 strcatW(lib_path, runtimes[i].mono_libdir);
 780                 strcatW(lib_path, mscorlib);
 781
 782                 if (GetFileAttributesW(lib_path) != INVALID_FILE_ATTRIBUTES)
 783                 {
 784                     runtimes[i].mono_abi_version = abi_version;
 785
 786                     strcpyW(runtimes[i].mono_path, mono_path);
 787                     strcpyW(runtimes[i].mscorlib_path, lib_path);
 788
 789                     any_runtimes_found = TRUE;
 790                 }
 791             }
 792         }
 793     }
 794
 795     if (!any_runtimes_found)
 796     {
 797         /* Report all runtimes are available if Mono isn't installed.
 798          * FIXME: Remove this when Mono is properly packaged. */
 799         for (i=0; i<NUM_RUNTIMES; i++)
 800             runtimes[i].mono_abi_version = -1;
 801     }
 802
 803     runtimes_initialized = 1;
 804
 805 end:
 806     LeaveCriticalSection(&runtime_list_cs);
 807 }
 808
 809 struct InstalledRuntimeEnum
 810 {
 811     IEnumUnknown IEnumUnknown_iface;
 812     LONG ref;
 813     ULONG pos;
 814 };
 815
 816 static const struct IEnumUnknownVtbl InstalledRuntimeEnum_Vtbl;
 817
 818 static inline struct InstalledRuntimeEnum *impl_from_IEnumUnknown(IEnumUnknown *iface)
 819 {
 820     return CONTAINING_RECORD(iface, struct InstalledRuntimeEnum, IEnumUnknown_iface);
 821 }
 822
 823 static HRESULT WINAPI InstalledRuntimeEnum_QueryInterface(IEnumUnknown* iface, REFIID riid,
 824         void **ppvObject)
 825 {
 826     TRACE("%p %s %p\n", iface, debugstr_guid(riid), ppvObject);
 827
 828     if ( IsEqualGUID( riid, &IID_IEnumUnknown ) ||
 829          IsEqualGUID( riid, &IID_IUnknown ) )
 830     {
 831         *ppvObject = iface;
 832     }
 833     else
 834     {
 835         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
 836         return E_NOINTERFACE;
 837     }
 838
 839     IEnumUnknown_AddRef( iface );
 840
 841     return S_OK;
 842 }
 843
 844 static ULONG WINAPI InstalledRuntimeEnum_AddRef(IEnumUnknown* iface)
 845 {
 846     struct InstalledRuntimeEnum *This = impl_from_IEnumUnknown(iface);
 847     ULONG ref = InterlockedIncrement(&This->ref);
 848
 849     TRACE("(%p) refcount=%u\n", iface, ref);
 850
 851     return ref;
 852 }
 853
 854 static ULONG WINAPI InstalledRuntimeEnum_Release(IEnumUnknown* iface)
 855 {
 856     struct InstalledRuntimeEnum *This = impl_from_IEnumUnknown(iface);
 857     ULONG ref = InterlockedDecrement(&This->ref);
 858
 859     TRACE("(%p) refcount=%u\n", iface, ref);
 860
 861     if (ref == 0)
 862     {
 863         HeapFree(GetProcessHeap(), 0, This);
 864     }
 865
 866     return ref;
 867 }
 868
 869 static HRESULT WINAPI InstalledRuntimeEnum_Next(IEnumUnknown *iface, ULONG celt,
 870     IUnknown **rgelt, ULONG *pceltFetched)
 871 {
 872     struct InstalledRuntimeEnum *This = impl_from_IEnumUnknown(iface);
 873     int num_fetched = 0;
 874     HRESULT hr=S_OK;
 875     IUnknown *item;
 876
 877     TRACE("(%p,%u,%p,%p)\n", iface, celt, rgelt, pceltFetched);
 878
 879     while (num_fetched < celt)
 880     {
 881         if (This->pos >= NUM_RUNTIMES)
 882         {
 883             hr = S_FALSE;
 884             break;
 885         }
 886         if (runtimes[This->pos].mono_abi_version)
 887         {
 888             item = (IUnknown*)&runtimes[This->pos].ICLRRuntimeInfo_iface;
 889             IUnknown_AddRef(item);
 890             rgelt[num_fetched] = item;
 891             num_fetched++;
 892         }
 893         This->pos++;
 894     }
 895
 896     if (pceltFetched)
 897         *pceltFetched = num_fetched;
 898
 899     return hr;
 900 }
 901
 902 static HRESULT WINAPI InstalledRuntimeEnum_Skip(IEnumUnknown *iface, ULONG celt)
 903 {
 904     struct InstalledRuntimeEnum *This = impl_from_IEnumUnknown(iface);
 905     int num_fetched = 0;
 906     HRESULT hr=S_OK;
 907
 908     TRACE("(%p,%u)\n", iface, celt);
 909
 910     while (num_fetched < celt)
 911     {
 912         if (This->pos >= NUM_RUNTIMES)
 913         {
 914             hr = S_FALSE;
 915             break;
 916         }
 917         if (runtimes[This->pos].mono_abi_version)
 918         {
 919             num_fetched++;
 920         }
 921         This->pos++;
 922     }
 923
 924     return hr;
 925 }
 926
 927 static HRESULT WINAPI InstalledRuntimeEnum_Reset(IEnumUnknown *iface)
 928 {
 929     struct InstalledRuntimeEnum *This = impl_from_IEnumUnknown(iface);
 930
 931     TRACE("(%p)\n", iface);
 932
 933     This->pos = 0;
 934
 935     return S_OK;
 936 }
 937
 938 static HRESULT WINAPI InstalledRuntimeEnum_Clone(IEnumUnknown *iface, IEnumUnknown **ppenum)
 939 {
 940     struct InstalledRuntimeEnum *This = impl_from_IEnumUnknown(iface);
 941     struct InstalledRuntimeEnum *new_enum;
 942
 943     TRACE("(%p)\n", iface);
 944
 945     new_enum = HeapAlloc(GetProcessHeap(), 0, sizeof(*new_enum));
 946     if (!new_enum)
 947         return E_OUTOFMEMORY;
 948
 949     new_enum->IEnumUnknown_iface.lpVtbl = &InstalledRuntimeEnum_Vtbl;
 950     new_enum->ref = 1;
 951     new_enum->pos = This->pos;
 952
 953     *ppenum = &new_enum->IEnumUnknown_iface;
 954
 955     return S_OK;
 956 }
 957
 958 static const struct IEnumUnknownVtbl InstalledRuntimeEnum_Vtbl = {
 959     InstalledRuntimeEnum_QueryInterface,
 960     InstalledRuntimeEnum_AddRef,
 961     InstalledRuntimeEnum_Release,
 962     InstalledRuntimeEnum_Next,
 963     InstalledRuntimeEnum_Skip,
 964     InstalledRuntimeEnum_Reset,
 965     InstalledRuntimeEnum_Clone
 966 };
 967
 968 struct CLRMetaHost
 969 {
 970     ICLRMetaHost ICLRMetaHost_iface;
 971 };
 972
 973 static struct CLRMetaHost GlobalCLRMetaHost;
 974
 975 static HRESULT WINAPI CLRMetaHost_QueryInterface(ICLRMetaHost* iface,
 976         REFIID riid,
 977         void **ppvObject)
 978 {
 979     TRACE("%s %p\n", debugstr_guid(riid), ppvObject);
 980
 981     if ( IsEqualGUID( riid, &IID_ICLRMetaHost ) ||
 982          IsEqualGUID( riid, &IID_IUnknown ) )
 983     {
 984         *ppvObject = iface;
 985     }
 986     else
 987     {
 988         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
 989         return E_NOINTERFACE;
 990     }
 991
 992     ICLRMetaHost_AddRef( iface );
 993
 994     return S_OK;
 995 }
 996
 997 static ULONG WINAPI CLRMetaHost_AddRef(ICLRMetaHost* iface)
 998 {
 999     return 2;
1000 }
1001
1002 static ULONG WINAPI CLRMetaHost_Release(ICLRMetaHost* iface)
1003 {
1004     return 1;
1005 }
1006
1007 static BOOL parse_runtime_version(LPCWSTR version, DWORD *major, DWORD *minor, DWORD *build)
1008 {
1009     *major = 0;
1010     *minor = 0;
1011     *build = 0;
1012
1013     if (version[0] == 'v' || version[0] == 'V')
1014     {
1015         version++;
1016         if (!isdigit(*version))
1017             return FALSE;
1018
1019         while (isdigit(*version))
1020             *major = *major * 10 + (*version++ - '0');
1021
1022         if (*version == 0)
1023             return TRUE;
1024
1025         if (*version++ != '.' || !isdigit(*version))
1026             return FALSE;
1027
1028         while (isdigit(*version))
1029             *minor = *minor * 10 + (*version++ - '0');
1030
1031         if (*version == 0)
1032             return TRUE;
1033
1034         if (*version++ != '.' || !isdigit(*version))
1035             return FALSE;
1036
1037         while (isdigit(*version))
1038             *build = *build * 10 + (*version++ - '0');
1039
1040         return *version == 0;
1041     }
1042     else
1043         return FALSE;
1044 }
1045
1046 HRESULT WINAPI CLRMetaHost_GetRuntime(ICLRMetaHost* iface,
1047     LPCWSTR pwzVersion, REFIID iid, LPVOID *ppRuntime)
1048 {
1049     int i;
1050     DWORD major, minor, build;
1051
1052     TRACE("%s %s %p\n", debugstr_w(pwzVersion), debugstr_guid(iid), ppRuntime);
1053
1054     if (!pwzVersion)
1055         return E_POINTER;
1056
1057     if (!parse_runtime_version(pwzVersion, &major, &minor, &build))
1058     {
1059         ERR("Cannot parse %s\n", debugstr_w(pwzVersion));
1060         return CLR_E_SHIM_RUNTIME;
1061     }
1062
1063     find_runtimes();
1064
1065     for (i=0; i<NUM_RUNTIMES; i++)
1066     {
1067         if (runtimes[i].major == major && runtimes[i].minor == minor &&
1068             runtimes[i].build == build)
1069         {
1070             if (runtimes[i].mono_abi_version)
1071                 return ICLRRuntimeInfo_QueryInterface(&runtimes[i].ICLRRuntimeInfo_iface, iid,
1072                         ppRuntime);
1073             else
1074             {
1075                 missing_runtime_message();
1076                 return CLR_E_SHIM_RUNTIME;
1077             }
1078         }
1079     }
1080
1081     FIXME("Unrecognized version %s\n", debugstr_w(pwzVersion));
1082     return CLR_E_SHIM_RUNTIME;
1083 }
1084
1085 HRESULT WINAPI CLRMetaHost_GetVersionFromFile(ICLRMetaHost* iface,
1086     LPCWSTR pwzFilePath, LPWSTR pwzBuffer, DWORD *pcchBuffer)
1087 {
1088     ASSEMBLY *assembly;
1089     HRESULT hr;
1090     LPSTR version;
1091     ULONG buffer_size=*pcchBuffer;
1092
1093     TRACE("%s %p %p\n", debugstr_w(pwzFilePath), pwzBuffer, pcchBuffer);
1094
1095     hr = assembly_create(&assembly, pwzFilePath);
1096
1097     if (SUCCEEDED(hr))
1098     {
1099         hr = assembly_get_runtime_version(assembly, &version);
1100
1101         if (SUCCEEDED(hr))
1102         {
1103             *pcchBuffer = MultiByteToWideChar(CP_UTF8, 0, version, -1, NULL, 0);
1104
1105             if (pwzBuffer)
1106             {
1107                 if (buffer_size >= *pcchBuffer)
1108                     MultiByteToWideChar(CP_UTF8, 0, version, -1, pwzBuffer, buffer_size);
1109                 else
1110                     hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
1111             }
1112         }
1113
1114         assembly_release(assembly);
1115     }
1116
1117     return hr;
1118 }
1119
1120 static HRESULT WINAPI CLRMetaHost_EnumerateInstalledRuntimes(ICLRMetaHost* iface,
1121     IEnumUnknown **ppEnumerator)
1122 {
1123     struct InstalledRuntimeEnum *new_enum;
1124
1125     TRACE("%p\n", ppEnumerator);
1126
1127     find_runtimes();
1128
1129     new_enum = HeapAlloc(GetProcessHeap(), 0, sizeof(*new_enum));
1130     if (!new_enum)
1131         return E_OUTOFMEMORY;
1132
1133     new_enum->IEnumUnknown_iface.lpVtbl = &InstalledRuntimeEnum_Vtbl;
1134     new_enum->ref = 1;
1135     new_enum->pos = 0;
1136
1137     *ppEnumerator = &new_enum->IEnumUnknown_iface;
1138
1139     return S_OK;
1140 }
1141
1142 static HRESULT WINAPI CLRMetaHost_EnumerateLoadedRuntimes(ICLRMetaHost* iface,
1143     HANDLE hndProcess, IEnumUnknown **ppEnumerator)
1144 {
1145     FIXME("%p %p\n", hndProcess, ppEnumerator);
1146
1147     return E_NOTIMPL;
1148 }
1149
1150 static HRESULT WINAPI CLRMetaHost_RequestRuntimeLoadedNotification(ICLRMetaHost* iface,
1151     RuntimeLoadedCallbackFnPtr pCallbackFunction)
1152 {
1153     FIXME("%p\n", pCallbackFunction);
1154
1155     return E_NOTIMPL;
1156 }
1157
1158 static HRESULT WINAPI CLRMetaHost_QueryLegacyV2RuntimeBinding(ICLRMetaHost* iface,
1159     REFIID riid, LPVOID *ppUnk)
1160 {
1161     FIXME("%s %p\n", debugstr_guid(riid), ppUnk);
1162
1163     return E_NOTIMPL;
1164 }
1165
1166 static HRESULT WINAPI CLRMetaHost_ExitProcess(ICLRMetaHost* iface, INT32 iExitCode)
1167 {
1168     FIXME("%i: stub\n", iExitCode);
1169
1170     ExitProcess(iExitCode);
1171 }
1172
1173 static const struct ICLRMetaHostVtbl CLRMetaHost_vtbl =
1174 {
1175     CLRMetaHost_QueryInterface,
1176     CLRMetaHost_AddRef,
1177     CLRMetaHost_Release,
1178     CLRMetaHost_GetRuntime,
1179     CLRMetaHost_GetVersionFromFile,
1180     CLRMetaHost_EnumerateInstalledRuntimes,
1181     CLRMetaHost_EnumerateLoadedRuntimes,
1182     CLRMetaHost_RequestRuntimeLoadedNotification,
1183     CLRMetaHost_QueryLegacyV2RuntimeBinding,
1184     CLRMetaHost_ExitProcess
1185 };
1186
1187 static struct CLRMetaHost GlobalCLRMetaHost = {
1188     { &CLRMetaHost_vtbl }
1189 };
1190
1191 HRESULT CLRMetaHost_CreateInstance(REFIID riid, void **ppobj)
1192 {
1193     return ICLRMetaHost_QueryInterface(&GlobalCLRMetaHost.ICLRMetaHost_iface, riid, ppobj);
1194 }
1195
1196 static MonoAssembly* mono_assembly_search_hook_fn(MonoAssemblyName *aname, char **assemblies_path, void *user_data)
1197 {
1198     loaded_mono *mono = user_data;
1199     HRESULT hr=S_OK;
1200     MonoAssembly *result=NULL;
1201     char *stringname=NULL;
1202     LPWSTR stringnameW;
1203     int stringnameW_size;
1204     IAssemblyCache *asmcache;
1205     ASSEMBLY_INFO info;
1206     WCHAR path[MAX_PATH];
1207     char *pathA;
1208     MonoImageOpenStatus stat;
1209     static WCHAR fusiondll[] = {'f','u','s','i','o','n',0};
1210     HMODULE hfusion=NULL;
1211     static HRESULT (WINAPI *pCreateAssemblyCache)(IAssemblyCache**,DWORD);
1212
1213     stringname = mono->mono_stringify_assembly_name(aname);
1214
1215     TRACE("%s\n", debugstr_a(stringname));
1216
1217     if (!stringname) return NULL;
1218
1219     /* FIXME: We should search the given paths before the GAC. */
1220
1221     if (!pCreateAssemblyCache)
1222     {
1223         hr = LoadLibraryShim(fusiondll, NULL, NULL, &hfusion);
1224
1225         if (SUCCEEDED(hr))
1226         {
1227             pCreateAssemblyCache = (void*)GetProcAddress(hfusion, "CreateAssemblyCache");
1228             if (!pCreateAssemblyCache)
1229                 hr = E_FAIL;
1230         }
1231     }
1232
1233     if (SUCCEEDED(hr))
1234         hr = pCreateAssemblyCache(&asmcache, 0);
1235
1236     if (SUCCEEDED(hr))
1237     {
1238         stringnameW_size = MultiByteToWideChar(CP_UTF8, 0, stringname, -1, NULL, 0);
1239
1240         stringnameW = HeapAlloc(GetProcessHeap(), 0, stringnameW_size * sizeof(WCHAR));
1241         if (stringnameW)
1242             MultiByteToWideChar(CP_UTF8, 0, stringname, -1, stringnameW, stringnameW_size);
1243         else
1244             hr = E_OUTOFMEMORY;
1245
1246         if (SUCCEEDED(hr))
1247         {
1248             info.cbAssemblyInfo = sizeof(info);
1249             info.pszCurrentAssemblyPathBuf = path;
1250             info.cchBuf = MAX_PATH;
1251             path[0] = 0;
1252
1253             hr = IAssemblyCache_QueryAssemblyInfo(asmcache, 0, stringnameW, &info);
1254         }
1255
1256         HeapFree(GetProcessHeap(), 0, stringnameW);
1257
1258         IAssemblyCache_Release(asmcache);
1259     }
1260
1261     if (SUCCEEDED(hr))
1262     {
1263         TRACE("found: %s\n", debugstr_w(path));
1264
1265         pathA = WtoA(path);
1266
1267         if (pathA)
1268         {
1269             result = mono->mono_assembly_open(pathA, &stat);
1270
1271             if (!result)
1272                 ERR("Failed to load %s, status=%u\n", debugstr_w(path), stat);
1273
1274             HeapFree(GetProcessHeap(), 0, pathA);
1275         }
1276     }
1277
1278     mono->mono_free(stringname);
1279
1280     return result;
1281 }
1282
1283 HRESULT get_runtime_info(LPCWSTR exefile, LPCWSTR version, LPCWSTR config_file,
1284     DWORD startup_flags, DWORD runtimeinfo_flags, BOOL legacy, ICLRRuntimeInfo **result)
1285 {
1286     static const WCHAR dotconfig[] = {'.','c','o','n','f','i','g',0};
1287     static const DWORD supported_startup_flags = 0;
1288     static const DWORD supported_runtime_flags = RUNTIME_INFO_UPGRADE_VERSION;
1289     int i;
1290     WCHAR local_version[MAX_PATH];
1291     ULONG local_version_size = MAX_PATH;
1292     WCHAR local_config_file[MAX_PATH];
1293     HRESULT hr;
1294     parsed_config_file parsed_config;
1295
1296     if (startup_flags & ~supported_startup_flags)
1297         FIXME("unsupported startup flags %x\n", startup_flags & ~supported_startup_flags);
1298
1299     if (runtimeinfo_flags & ~supported_runtime_flags)
1300         FIXME("unsupported runtimeinfo flags %x\n", runtimeinfo_flags & ~supported_runtime_flags);
1301
1302     if (exefile && !config_file)
1303     {
1304         strcpyW(local_config_file, exefile);
1305         strcatW(local_config_file, dotconfig);
1306
1307         config_file = local_config_file;
1308     }
1309
1310     if (config_file)
1311     {
1312         int found=0;
1313         hr = parse_config_file(config_file, &parsed_config);
1314
1315         if (SUCCEEDED(hr))
1316         {
1317             supported_runtime *entry;
1318             LIST_FOR_EACH_ENTRY(entry, &parsed_config.supported_runtimes, supported_runtime, entry)
1319             {
1320                 hr = CLRMetaHost_GetRuntime(0, entry->version, &IID_ICLRRuntimeInfo, (void**)result);
1321                 if (SUCCEEDED(hr))
1322                 {
1323                     found = 1;
1324                     break;
1325                 }
1326             }
1327         }
1328         else
1329         {
1330             WARN("failed to parse config file %s, hr=%x\n", debugstr_w(config_file), hr);
1331         }
1332
1333         free_parsed_config_file(&parsed_config);
1334
1335         if (found)
1336             return S_OK;
1337     }
1338
1339     if (exefile && !version)
1340     {
1341         hr = CLRMetaHost_GetVersionFromFile(0, exefile, local_version, &local_version_size);
1342
1343         version = local_version;
1344
1345         if (FAILED(hr)) return hr;
1346     }
1347
1348     if (version)
1349     {
1350         hr = CLRMetaHost_GetRuntime(0, version, &IID_ICLRRuntimeInfo, (void**)result);
1351         if(SUCCEEDED(hr))
1352             return hr;
1353     }
1354
1355     if (runtimeinfo_flags & RUNTIME_INFO_UPGRADE_VERSION)
1356     {
1357         DWORD major, minor, build;
1358
1359         if (version && !parse_runtime_version(version, &major, &minor, &build))
1360         {
1361             ERR("Cannot parse %s\n", debugstr_w(version));
1362             return CLR_E_SHIM_RUNTIME;
1363         }
1364
1365         find_runtimes();
1366
1367         if (legacy)
1368             i = 2;
1369         else
1370             i = NUM_RUNTIMES;
1371
1372         while (i--)
1373         {
1374             if (runtimes[i].mono_abi_version)
1375             {
1376                 /* Must be greater or equal to the version passed in. */
1377                 if (!version || ((runtimes[i].major >= major && runtimes[i].minor >= minor && runtimes[i].build >= build) ||
1378                      (runtimes[i].major >= major && runtimes[i].minor > minor) ||
1379                      (runtimes[i].major > major)))
1380                 {
1381                     return ICLRRuntimeInfo_QueryInterface(&runtimes[i].ICLRRuntimeInfo_iface,
1382                             &IID_ICLRRuntimeInfo, (void **)result);
1383                 }
1384             }
1385         }
1386
1387         missing_runtime_message();
1388
1389         return CLR_E_SHIM_RUNTIME;
1390     }
1391
1392     return CLR_E_SHIM_RUNTIME;
1393 }