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 "mscoree.h"
  36 #include "fusion.h"
  37 #include "metahost.h"
  38 #include "wine/list.h"
  39 #include "mscoree_private.h"
  40
  41 #include "wine/debug.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL( mscoree );
  44
  45 static const WCHAR net_11_subdir[] = {'1','.','0',0};
  46 static const WCHAR net_20_subdir[] = {'2','.','0',0};
  47 static const WCHAR net_40_subdir[] = {'4','.','0',0};
  48
  49 const struct ICLRRuntimeInfoVtbl CLRRuntimeInfoVtbl;
  50
  51 #define NUM_RUNTIMES 3
  52
  53 static struct CLRRuntimeInfo runtimes[NUM_RUNTIMES] = {
  54     {&CLRRuntimeInfoVtbl, net_11_subdir, 1, 1, 4322, 0},
  55     {&CLRRuntimeInfoVtbl, net_20_subdir, 2, 0, 50727, 0},
  56     {&CLRRuntimeInfoVtbl, net_40_subdir, 4, 0, 30319, 0}
  57 };
  58
  59 static int runtimes_initialized;
  60
  61 static CRITICAL_SECTION runtime_list_cs;
  62 static CRITICAL_SECTION_DEBUG runtime_list_cs_debug =
  63 {
  64     0, 0, &runtime_list_cs,
  65     { &runtime_list_cs_debug.ProcessLocksList,
  66       &runtime_list_cs_debug.ProcessLocksList },
  67       0, 0, { (DWORD_PTR)(__FILE__ ": runtime_list_cs") }
  68 };
  69 static CRITICAL_SECTION runtime_list_cs = { &runtime_list_cs_debug, -1, 0, 0, 0, 0 };
  70
  71 #define NUM_ABI_VERSIONS 2
  72
  73 static loaded_mono loaded_monos[NUM_ABI_VERSIONS];
  74
  75 static BOOL find_mono_dll(LPCWSTR path, LPWSTR dll_path, int abi_version);
  76
  77 static MonoAssembly* mono_assembly_search_hook_fn(MonoAssemblyName *aname, char **assemblies_path, void *user_data);
  78
  79 static void mono_shutdown_callback_fn(MonoProfiler *prof);
  80
  81 static void set_environment(LPCWSTR bin_path)
  82 {
  83     WCHAR path_env[MAX_PATH];
  84     int len;
  85
  86     static const WCHAR pathW[] = {'P','A','T','H',0};
  87
  88     /* We have to modify PATH as Mono loads other DLLs from this directory. */
  89     GetEnvironmentVariableW(pathW, path_env, sizeof(path_env)/sizeof(WCHAR));
  90     len = strlenW(path_env);
  91     path_env[len++] = ';';
  92     strcpyW(path_env+len, bin_path);
  93     SetEnvironmentVariableW(pathW, path_env);
  94 }
  95
  96 static void CDECL do_nothing(void)
  97 {
  98 }
  99
 100 static HRESULT load_mono(CLRRuntimeInfo *This, loaded_mono **result)
 101 {
 102     static const WCHAR bin[] = {'\\','b','i','n',0};
 103     static const WCHAR lib[] = {'\\','l','i','b',0};
 104     static const WCHAR etc[] = {'\\','e','t','c',0};
 105     static const WCHAR glibdll[] = {'l','i','b','g','l','i','b','-','2','.','0','-','0','.','d','l','l',0};
 106     WCHAR mono_dll_path[MAX_PATH+16], mono_bin_path[MAX_PATH+4];
 107     WCHAR mono_lib_path[MAX_PATH+4], mono_etc_path[MAX_PATH+4];
 108     char mono_lib_path_a[MAX_PATH], mono_etc_path_a[MAX_PATH];
 109     int trace_size;
 110     char trace_setting[256];
 111
 112     if (This->mono_abi_version == -1)
 113         MESSAGE("wine: Install the Windows version of Mono to run .NET executables\n");
 114
 115     if (This->mono_abi_version <= 0 || This->mono_abi_version > NUM_ABI_VERSIONS)
 116         return E_FAIL;
 117
 118     *result = &loaded_monos[This->mono_abi_version-1];
 119
 120     if ((*result)->is_shutdown)
 121     {
 122         ERR("Cannot load Mono after it has been shut down.");
 123         *result = NULL;
 124         return E_FAIL;
 125     }
 126
 127     if (!(*result)->mono_handle)
 128     {
 129         strcpyW(mono_bin_path, This->mono_path);
 130         strcatW(mono_bin_path, bin);
 131         set_environment(mono_bin_path);
 132
 133         strcpyW(mono_lib_path, This->mono_path);
 134         strcatW(mono_lib_path, lib);
 135         WideCharToMultiByte(CP_UTF8, 0, mono_lib_path, -1, mono_lib_path_a, MAX_PATH, NULL, NULL);
 136
 137         strcpyW(mono_etc_path, This->mono_path);
 138         strcatW(mono_etc_path, etc);
 139         WideCharToMultiByte(CP_UTF8, 0, mono_etc_path, -1, mono_etc_path_a, MAX_PATH, NULL, NULL);
 140
 141         if (!find_mono_dll(This->mono_path, mono_dll_path, This->mono_abi_version)) goto fail;
 142
 143         (*result)->mono_handle = LoadLibraryW(mono_dll_path);
 144
 145         if (!(*result)->mono_handle) goto fail;
 146
 147 #define LOAD_MONO_FUNCTION(x) do { \
 148     (*result)->x = (void*)GetProcAddress((*result)->mono_handle, #x); \
 149     if (!(*result)->x) { \
 150         goto fail; \
 151     } \
 152 } while (0);
 153
 154         LOAD_MONO_FUNCTION(mono_assembly_get_image);
 155         LOAD_MONO_FUNCTION(mono_assembly_open);
 156         LOAD_MONO_FUNCTION(mono_config_parse);
 157         LOAD_MONO_FUNCTION(mono_class_from_mono_type);
 158         LOAD_MONO_FUNCTION(mono_class_from_name);
 159         LOAD_MONO_FUNCTION(mono_class_get_method_from_name);
 160         LOAD_MONO_FUNCTION(mono_domain_assembly_open);
 161         LOAD_MONO_FUNCTION(mono_install_assembly_preload_hook);
 162         LOAD_MONO_FUNCTION(mono_jit_exec);
 163         LOAD_MONO_FUNCTION(mono_jit_init);
 164         LOAD_MONO_FUNCTION(mono_jit_set_trace_options);
 165         LOAD_MONO_FUNCTION(mono_object_get_domain);
 166         LOAD_MONO_FUNCTION(mono_object_new);
 167         LOAD_MONO_FUNCTION(mono_object_unbox);
 168         LOAD_MONO_FUNCTION(mono_profiler_install);
 169         LOAD_MONO_FUNCTION(mono_reflection_type_from_name);
 170         LOAD_MONO_FUNCTION(mono_runtime_invoke);
 171         LOAD_MONO_FUNCTION(mono_runtime_object_init);
 172         LOAD_MONO_FUNCTION(mono_runtime_quit);
 173         LOAD_MONO_FUNCTION(mono_set_dirs);
 174         LOAD_MONO_FUNCTION(mono_stringify_assembly_name);
 175
 176         /* GLib imports obsoleted by the 2.0 ABI */
 177         if (This->mono_abi_version == 1)
 178         {
 179             (*result)->glib_handle = LoadLibraryW(glibdll);
 180             if (!(*result)->glib_handle) goto fail;
 181
 182             (*result)->mono_free = (void*)GetProcAddress((*result)->glib_handle, "g_free");
 183             if (!(*result)->mono_free) goto fail;
 184         }
 185         else
 186         {
 187             LOAD_MONO_FUNCTION(mono_free);
 188         }
 189
 190 #undef LOAD_MONO_FUNCTION
 191
 192 #define LOAD_OPT_VOID_MONO_FUNCTION(x) do { \
 193     (*result)->x = (void*)GetProcAddress((*result)->mono_handle, #x); \
 194     if (!(*result)->x) { \
 195         (*result)->x = do_nothing; \
 196     } \
 197 } while (0);
 198
 199         LOAD_OPT_VOID_MONO_FUNCTION(mono_runtime_set_shutting_down);
 200         LOAD_OPT_VOID_MONO_FUNCTION(mono_thread_pool_cleanup);
 201         LOAD_OPT_VOID_MONO_FUNCTION(mono_thread_suspend_all_other_threads);
 202         LOAD_OPT_VOID_MONO_FUNCTION(mono_threads_set_shutting_down);
 203
 204 #undef LOAD_OPT_VOID_MONO_FUNCTION
 205
 206         (*result)->mono_profiler_install((MonoProfiler*)*result, mono_shutdown_callback_fn);
 207
 208         (*result)->mono_set_dirs(mono_lib_path_a, mono_etc_path_a);
 209
 210         (*result)->mono_config_parse(NULL);
 211
 212         (*result)->mono_install_assembly_preload_hook(mono_assembly_search_hook_fn, *result);
 213
 214         trace_size = GetEnvironmentVariableA("WINE_MONO_TRACE", trace_setting, sizeof(trace_setting));
 215
 216         if (trace_size)
 217         {
 218             (*result)->mono_jit_set_trace_options(trace_setting);
 219         }
 220     }
 221
 222     return S_OK;
 223
 224 fail:
 225     ERR("Could not load Mono into this process\n");
 226     FreeLibrary((*result)->mono_handle);
 227     FreeLibrary((*result)->glib_handle);
 228     (*result)->mono_handle = NULL;
 229     (*result)->glib_handle = NULL;
 230     return E_FAIL;
 231 }
 232
 233 static void mono_shutdown_callback_fn(MonoProfiler *prof)
 234 {
 235     loaded_mono *mono = (loaded_mono*)prof;
 236
 237     mono->is_shutdown = TRUE;
 238 }
 239
 240 static HRESULT CLRRuntimeInfo_GetRuntimeHost(CLRRuntimeInfo *This, RuntimeHost **result)
 241 {
 242     HRESULT hr = S_OK;
 243     loaded_mono *ploaded_mono;
 244
 245     if (This->loaded_runtime)
 246     {
 247         *result = This->loaded_runtime;
 248         return hr;
 249     }
 250
 251     EnterCriticalSection(&runtime_list_cs);
 252
 253     hr = load_mono(This, &ploaded_mono);
 254
 255     if (SUCCEEDED(hr))
 256         hr = RuntimeHost_Construct(This, ploaded_mono, &This->loaded_runtime);
 257
 258     LeaveCriticalSection(&runtime_list_cs);
 259
 260     if (SUCCEEDED(hr))
 261         *result = This->loaded_runtime;
 262
 263     return hr;
 264 }
 265
 266 void unload_all_runtimes(void)
 267 {
 268     int i;
 269
 270     for (i=0; i<NUM_ABI_VERSIONS; i++)
 271     {
 272         loaded_mono *mono = &loaded_monos[i];
 273         if (mono->mono_handle && mono->is_started && !mono->is_shutdown)
 274         {
 275             /* Copied from Mono's ves_icall_System_Environment_Exit */
 276             mono->mono_threads_set_shutting_down();
 277             mono->mono_runtime_set_shutting_down();
 278             mono->mono_thread_pool_cleanup();
 279             mono->mono_thread_suspend_all_other_threads();
 280             mono->mono_runtime_quit();
 281         }
 282     }
 283
 284     for (i=0; i<NUM_RUNTIMES; i++)
 285         if (runtimes[i].loaded_runtime)
 286             RuntimeHost_Destroy(runtimes[i].loaded_runtime);
 287 }
 288
 289 void expect_no_runtimes(void)
 290 {
 291     int i;
 292
 293     for (i=0; i<NUM_ABI_VERSIONS; i++)
 294     {
 295         loaded_mono *mono = &loaded_monos[i];
 296         if (mono->mono_handle && mono->is_started && !mono->is_shutdown)
 297         {
 298             ERR("Process exited with a Mono runtime loaded.\n");
 299             return;
 300         }
 301     }
 302 }
 303
 304 static HRESULT WINAPI CLRRuntimeInfo_QueryInterface(ICLRRuntimeInfo* iface,
 305         REFIID riid,
 306         void **ppvObject)
 307 {
 308     TRACE("%p %s %p\n", iface, debugstr_guid(riid), ppvObject);
 309
 310     if ( IsEqualGUID( riid, &IID_ICLRRuntimeInfo ) ||
 311          IsEqualGUID( riid, &IID_IUnknown ) )
 312     {
 313         *ppvObject = iface;
 314     }
 315     else
 316     {
 317         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
 318         return E_NOINTERFACE;
 319     }
 320
 321     ICLRRuntimeInfo_AddRef( iface );
 322
 323     return S_OK;
 324 }
 325
 326 static ULONG WINAPI CLRRuntimeInfo_AddRef(ICLRRuntimeInfo* iface)
 327 {
 328     return 2;
 329 }
 330
 331 static ULONG WINAPI CLRRuntimeInfo_Release(ICLRRuntimeInfo* iface)
 332 {
 333     return 1;
 334 }
 335
 336 static HRESULT WINAPI CLRRuntimeInfo_GetVersionString(ICLRRuntimeInfo* iface,
 337     LPWSTR pwzBuffer, DWORD *pcchBuffer)
 338 {
 339     struct CLRRuntimeInfo *This = (struct CLRRuntimeInfo*)iface;
 340     DWORD buffer_size = *pcchBuffer;
 341     HRESULT hr = S_OK;
 342     char version[11];
 343     DWORD size;
 344
 345     TRACE("%p %p %p\n", iface, pwzBuffer, pcchBuffer);
 346
 347     size = snprintf(version, sizeof(version), "v%u.%u.%u", This->major, This->minor, This->build);
 348
 349     assert(size <= sizeof(version));
 350
 351     *pcchBuffer = MultiByteToWideChar(CP_UTF8, 0, version, -1, NULL, 0);
 352
 353     if (pwzBuffer)
 354     {
 355         if (buffer_size >= *pcchBuffer)
 356             MultiByteToWideChar(CP_UTF8, 0, version, -1, pwzBuffer, buffer_size);
 357         else
 358             hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
 359     }
 360
 361     return hr;
 362 }
 363
 364 static BOOL get_install_root(LPWSTR install_dir)
 365 {
 366     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};
 367     const WCHAR install_root[] = {'I','n','s','t','a','l','l','R','o','o','t',0};
 368
 369     DWORD len;
 370     HKEY key;
 371
 372     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, dotnet_key, 0, KEY_READ, &key))
 373         return FALSE;
 374
 375     len = MAX_PATH;
 376     if (RegQueryValueExW(key, install_root, 0, NULL, (LPBYTE)install_dir, &len))
 377     {
 378         RegCloseKey(key);
 379         return FALSE;
 380     }
 381     RegCloseKey(key);
 382
 383     return TRUE;
 384 }
 385
 386 static HRESULT WINAPI CLRRuntimeInfo_GetRuntimeDirectory(ICLRRuntimeInfo* iface,
 387     LPWSTR pwzBuffer, DWORD *pcchBuffer)
 388 {
 389     static const WCHAR slash[] = {'\\',0};
 390     DWORD buffer_size = *pcchBuffer;
 391     WCHAR system_dir[MAX_PATH];
 392     WCHAR version[MAX_PATH];
 393     DWORD version_size, size;
 394     HRESULT hr = S_OK;
 395
 396     TRACE("%p %p %p\n", iface, pwzBuffer, pcchBuffer);
 397
 398     if (!get_install_root(system_dir))
 399     {
 400         ERR("error reading registry key for installroot\n");
 401         return E_FAIL;
 402     }
 403     else
 404     {
 405         version_size = MAX_PATH;
 406         ICLRRuntimeInfo_GetVersionString(iface, version, &version_size);
 407         lstrcatW(system_dir, version);
 408         lstrcatW(system_dir, slash);
 409         size = lstrlenW(system_dir) + 1;
 410     }
 411
 412     *pcchBuffer = size;
 413
 414     if (pwzBuffer)
 415     {
 416         if (buffer_size >= size)
 417             strcpyW(pwzBuffer, system_dir);
 418         else
 419             hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
 420     }
 421
 422     return hr;
 423 }
 424
 425 static HRESULT WINAPI CLRRuntimeInfo_IsLoaded(ICLRRuntimeInfo* iface,
 426     HANDLE hndProcess, BOOL *pbLoaded)
 427 {
 428     FIXME("%p %p %p\n", iface, hndProcess, pbLoaded);
 429
 430     return E_NOTIMPL;
 431 }
 432
 433 static HRESULT WINAPI CLRRuntimeInfo_LoadErrorString(ICLRRuntimeInfo* iface,
 434     UINT iResourceID, LPWSTR pwzBuffer, DWORD *pcchBuffer, LONG iLocaleid)
 435 {
 436     FIXME("%p %u %p %p %x\n", iface, iResourceID, pwzBuffer, pcchBuffer, iLocaleid);
 437
 438     return E_NOTIMPL;
 439 }
 440
 441 static HRESULT WINAPI CLRRuntimeInfo_LoadLibrary(ICLRRuntimeInfo* iface,
 442     LPCWSTR pwzDllName, HMODULE *phndModule)
 443 {
 444     WCHAR version[MAX_PATH];
 445     HRESULT hr;
 446     DWORD cchBuffer;
 447
 448     TRACE("%p %s %p\n", iface, debugstr_w(pwzDllName), phndModule);
 449
 450     cchBuffer = MAX_PATH;
 451     hr = ICLRRuntimeInfo_GetVersionString(iface, version, &cchBuffer);
 452     if (FAILED(hr)) return hr;
 453
 454     return LoadLibraryShim(pwzDllName, version, NULL, phndModule);
 455 }
 456
 457 static HRESULT WINAPI CLRRuntimeInfo_GetProcAddress(ICLRRuntimeInfo* iface,
 458     LPCSTR pszProcName, LPVOID *ppProc)
 459 {
 460     FIXME("%p %s %p\n", iface, debugstr_a(pszProcName), ppProc);
 461
 462     return E_NOTIMPL;
 463 }
 464
 465 static HRESULT WINAPI CLRRuntimeInfo_GetInterface(ICLRRuntimeInfo* iface,
 466     REFCLSID rclsid, REFIID riid, LPVOID *ppUnk)
 467 {
 468     struct CLRRuntimeInfo *This = (struct CLRRuntimeInfo*)iface;
 469     RuntimeHost *host;
 470     HRESULT hr;
 471
 472     TRACE("%p %s %s %p\n", iface, debugstr_guid(rclsid), debugstr_guid(riid), ppUnk);
 473
 474     hr = CLRRuntimeInfo_GetRuntimeHost(This, &host);
 475
 476     if (SUCCEEDED(hr))
 477         hr = RuntimeHost_GetInterface(host, rclsid, riid, ppUnk);
 478
 479     return hr;
 480 }
 481
 482 static HRESULT WINAPI CLRRuntimeInfo_IsLoadable(ICLRRuntimeInfo* iface,
 483     BOOL *pbLoadable)
 484 {
 485     FIXME("%p %p\n", iface, pbLoadable);
 486
 487     return E_NOTIMPL;
 488 }
 489
 490 static HRESULT WINAPI CLRRuntimeInfo_SetDefaultStartupFlags(ICLRRuntimeInfo* iface,
 491     DWORD dwStartupFlags, LPCWSTR pwzHostConfigFile)
 492 {
 493     FIXME("%p %x %s\n", iface, dwStartupFlags, debugstr_w(pwzHostConfigFile));
 494
 495     return E_NOTIMPL;
 496 }
 497
 498 static HRESULT WINAPI CLRRuntimeInfo_GetDefaultStartupFlags(ICLRRuntimeInfo* iface,
 499     DWORD *pdwStartupFlags, LPWSTR pwzHostConfigFile, DWORD *pcchHostConfigFile)
 500 {
 501     FIXME("%p %p %p %p\n", iface, pdwStartupFlags, pwzHostConfigFile, pcchHostConfigFile);
 502
 503     return E_NOTIMPL;
 504 }
 505
 506 static HRESULT WINAPI CLRRuntimeInfo_BindAsLegacyV2Runtime(ICLRRuntimeInfo* iface)
 507 {
 508     FIXME("%p\n", iface);
 509
 510     return E_NOTIMPL;
 511 }
 512
 513 static HRESULT WINAPI CLRRuntimeInfo_IsStarted(ICLRRuntimeInfo* iface,
 514     BOOL *pbStarted, DWORD *pdwStartupFlags)
 515 {
 516     FIXME("%p %p %p\n", iface, pbStarted, pdwStartupFlags);
 517
 518     return E_NOTIMPL;
 519 }
 520
 521 const struct ICLRRuntimeInfoVtbl CLRRuntimeInfoVtbl = {
 522     CLRRuntimeInfo_QueryInterface,
 523     CLRRuntimeInfo_AddRef,
 524     CLRRuntimeInfo_Release,
 525     CLRRuntimeInfo_GetVersionString,
 526     CLRRuntimeInfo_GetRuntimeDirectory,
 527     CLRRuntimeInfo_IsLoaded,
 528     CLRRuntimeInfo_LoadErrorString,
 529     CLRRuntimeInfo_LoadLibrary,
 530     CLRRuntimeInfo_GetProcAddress,
 531     CLRRuntimeInfo_GetInterface,
 532     CLRRuntimeInfo_IsLoadable,
 533     CLRRuntimeInfo_SetDefaultStartupFlags,
 534     CLRRuntimeInfo_GetDefaultStartupFlags,
 535     CLRRuntimeInfo_BindAsLegacyV2Runtime,
 536     CLRRuntimeInfo_IsStarted
 537 };
 538
 539 HRESULT ICLRRuntimeInfo_GetRuntimeHost(ICLRRuntimeInfo *iface, RuntimeHost **result)
 540 {
 541     struct CLRRuntimeInfo *This = (struct CLRRuntimeInfo*)iface;
 542
 543     assert(This->ICLRRuntimeInfo_vtbl == &CLRRuntimeInfoVtbl);
 544
 545     return CLRRuntimeInfo_GetRuntimeHost(This, result);
 546 }
 547
 548 static BOOL find_mono_dll(LPCWSTR path, LPWSTR dll_path, int abi_version)
 549 {
 550     static const WCHAR mono_dll[] = {'\\','b','i','n','\\','m','o','n','o','.','d','l','l',0};
 551     static const WCHAR libmono_dll[] = {'\\','b','i','n','\\','l','i','b','m','o','n','o','.','d','l','l',0};
 552     static const WCHAR mono2_dll[] = {'\\','b','i','n','\\','m','o','n','o','-','2','.','0','.','d','l','l',0};
 553     static const WCHAR libmono2_dll[] = {'\\','b','i','n','\\','l','i','b','m','o','n','o','-','2','.','0','.','d','l','l',0};
 554     DWORD attributes=INVALID_FILE_ATTRIBUTES;
 555
 556     if (abi_version == 1)
 557     {
 558         strcpyW(dll_path, path);
 559         strcatW(dll_path, mono_dll);
 560         attributes = GetFileAttributesW(dll_path);
 561
 562         if (attributes == INVALID_FILE_ATTRIBUTES)
 563         {
 564             strcpyW(dll_path, path);
 565             strcatW(dll_path, libmono_dll);
 566             attributes = GetFileAttributesW(dll_path);
 567         }
 568     }
 569     else if (abi_version == 2)
 570     {
 571         strcpyW(dll_path, path);
 572         strcatW(dll_path, mono2_dll);
 573         attributes = GetFileAttributesW(dll_path);
 574
 575         if (attributes == INVALID_FILE_ATTRIBUTES)
 576         {
 577             strcpyW(dll_path, path);
 578             strcatW(dll_path, libmono2_dll);
 579             attributes = GetFileAttributesW(dll_path);
 580         }
 581     }
 582
 583     return (attributes != INVALID_FILE_ATTRIBUTES);
 584 }
 585
 586 static BOOL get_mono_path_from_registry(LPWSTR path, int abi_version)
 587 {
 588     static const WCHAR mono_key[] = {'S','o','f','t','w','a','r','e','\\','N','o','v','e','l','l','\\','M','o','n','o',0};
 589     static const WCHAR defaul_clr[] = {'D','e','f','a','u','l','t','C','L','R',0};
 590     static const WCHAR install_root[] = {'S','d','k','I','n','s','t','a','l','l','R','o','o','t',0};
 591     static const WCHAR slash[] = {'\\',0};
 592
 593     WCHAR version[64], version_key[MAX_PATH];
 594     DWORD len;
 595     HKEY key;
 596     WCHAR dll_path[MAX_PATH];
 597
 598     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, mono_key, 0, KEY_READ, &key))
 599         return FALSE;
 600
 601     len = sizeof(version);
 602     if (RegQueryValueExW(key, defaul_clr, 0, NULL, (LPBYTE)version, &len))
 603     {
 604         RegCloseKey(key);
 605         return FALSE;
 606     }
 607     RegCloseKey(key);
 608
 609     lstrcpyW(version_key, mono_key);
 610     lstrcatW(version_key, slash);
 611     lstrcatW(version_key, version);
 612
 613     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, version_key, 0, KEY_READ, &key))
 614         return FALSE;
 615
 616     len = sizeof(WCHAR) * MAX_PATH;
 617     if (RegQueryValueExW(key, install_root, 0, NULL, (LPBYTE)path, &len))
 618     {
 619         RegCloseKey(key);
 620         return FALSE;
 621     }
 622     RegCloseKey(key);
 623
 624     return find_mono_dll(path, dll_path, abi_version);
 625 }
 626
 627 static BOOL get_mono_path_from_folder(LPCWSTR folder, LPWSTR mono_path, int abi_version)
 628 {
 629     static const WCHAR mono_one_dot_zero[] = {'\\','m','o','n','o','-','1','.','0', 0};
 630     static const WCHAR mono_two_dot_zero[] = {'\\','m','o','n','o','-','2','.','0', 0};
 631     WCHAR mono_dll_path[MAX_PATH];
 632     BOOL found = FALSE;
 633
 634     strcpyW(mono_path, folder);
 635
 636     if (abi_version == 1)
 637         strcatW(mono_path, mono_one_dot_zero);
 638     else if (abi_version == 2)
 639         strcatW(mono_path, mono_two_dot_zero);
 640
 641     found = find_mono_dll(mono_path, mono_dll_path, abi_version);
 642
 643     return found;
 644 }
 645
 646 static BOOL get_mono_path(LPWSTR path, int abi_version)
 647 {
 648     static const WCHAR subdir_mono[] = {'\\','m','o','n','o',0};
 649     static const WCHAR sibling_mono[] = {'\\','.','.','\\','m','o','n','o',0};
 650     WCHAR base_path[MAX_PATH];
 651     const char *unix_data_dir;
 652     WCHAR *dos_data_dir;
 653     int build_tree=0;
 654     static WCHAR* (CDECL *wine_get_dos_file_name)(const char*);
 655
 656     /* First try c:\windows\mono */
 657     GetWindowsDirectoryW(base_path, MAX_PATH);
 658     strcatW(base_path, subdir_mono);
 659
 660     if (get_mono_path_from_folder(base_path, path, abi_version))
 661         return TRUE;
 662
 663     /* Next: /usr/share/wine/mono */
 664     unix_data_dir = wine_get_data_dir();
 665
 666     if (!unix_data_dir)
 667     {
 668         unix_data_dir = wine_get_build_dir();
 669         build_tree = 1;
 670     }
 671
 672     if (unix_data_dir)
 673     {
 674         if (!wine_get_dos_file_name)
 675             wine_get_dos_file_name = (void*)GetProcAddress(GetModuleHandleA("kernel32"), "wine_get_dos_file_name");
 676
 677         if (wine_get_dos_file_name)
 678         {
 679             dos_data_dir = wine_get_dos_file_name(unix_data_dir);
 680
 681             if (dos_data_dir)
 682             {
 683                 strcpyW(base_path, dos_data_dir);
 684                 strcatW(base_path, build_tree ? sibling_mono : subdir_mono);
 685
 686                 HeapFree(GetProcessHeap(), 0, dos_data_dir);
 687
 688                 if (get_mono_path_from_folder(base_path, path, abi_version))
 689                     return TRUE;
 690             }
 691         }
 692     }
 693
 694     /* Last: the registry */
 695     return get_mono_path_from_registry(path, abi_version);
 696 }
 697
 698 static void find_runtimes(void)
 699 {
 700     int abi_version, i;
 701     static const WCHAR libmono[] = {'\\','l','i','b','\\','m','o','n','o','\\',0};
 702     static const WCHAR mscorlib[] = {'\\','m','s','c','o','r','l','i','b','.','d','l','l',0};
 703     WCHAR mono_path[MAX_PATH], lib_path[MAX_PATH];
 704     BOOL any_runtimes_found = FALSE;
 705
 706     if (runtimes_initialized) return;
 707
 708     EnterCriticalSection(&runtime_list_cs);
 709
 710     if (runtimes_initialized) goto end;
 711
 712     for (abi_version=NUM_ABI_VERSIONS; abi_version>0; abi_version--)
 713     {
 714         if (!get_mono_path(mono_path, abi_version))
 715             continue;
 716
 717         for (i=0; i<NUM_RUNTIMES; i++)
 718         {
 719             if (runtimes[i].mono_abi_version == 0)
 720             {
 721                 strcpyW(lib_path, mono_path);
 722                 strcatW(lib_path, libmono);
 723                 strcatW(lib_path, runtimes[i].mono_libdir);
 724                 strcatW(lib_path, mscorlib);
 725
 726                 if (GetFileAttributesW(lib_path) != INVALID_FILE_ATTRIBUTES)
 727                 {
 728                     runtimes[i].mono_abi_version = abi_version;
 729
 730                     strcpyW(runtimes[i].mono_path, mono_path);
 731                     strcpyW(runtimes[i].mscorlib_path, lib_path);
 732
 733                     any_runtimes_found = TRUE;
 734                 }
 735             }
 736         }
 737     }
 738
 739     if (!any_runtimes_found)
 740     {
 741         /* Report all runtimes are available if Mono isn't installed.
 742          * FIXME: Remove this when Mono is properly packaged. */
 743         for (i=0; i<NUM_RUNTIMES; i++)
 744             runtimes[i].mono_abi_version = -1;
 745     }
 746
 747     runtimes_initialized = 1;
 748
 749 end:
 750     LeaveCriticalSection(&runtime_list_cs);
 751 }
 752
 753 struct InstalledRuntimeEnum
 754 {
 755     const struct IEnumUnknownVtbl *Vtbl;
 756     LONG ref;
 757     ULONG pos;
 758 };
 759
 760 const struct IEnumUnknownVtbl InstalledRuntimeEnum_Vtbl;
 761
 762 static HRESULT WINAPI InstalledRuntimeEnum_QueryInterface(IEnumUnknown* iface,
 763         REFIID riid,
 764         void **ppvObject)
 765 {
 766     TRACE("%p %s %p\n", iface, debugstr_guid(riid), ppvObject);
 767
 768     if ( IsEqualGUID( riid, &IID_IEnumUnknown ) ||
 769          IsEqualGUID( riid, &IID_IUnknown ) )
 770     {
 771         *ppvObject = iface;
 772     }
 773     else
 774     {
 775         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
 776         return E_NOINTERFACE;
 777     }
 778
 779     IEnumUnknown_AddRef( iface );
 780
 781     return S_OK;
 782 }
 783
 784 static ULONG WINAPI InstalledRuntimeEnum_AddRef(IEnumUnknown* iface)
 785 {
 786     struct InstalledRuntimeEnum *This = (struct InstalledRuntimeEnum*)iface;
 787     ULONG ref = InterlockedIncrement(&This->ref);
 788
 789     TRACE("(%p) refcount=%u\n", iface, ref);
 790
 791     return ref;
 792 }
 793
 794 static ULONG WINAPI InstalledRuntimeEnum_Release(IEnumUnknown* iface)
 795 {
 796     struct InstalledRuntimeEnum *This = (struct InstalledRuntimeEnum*)iface;
 797     ULONG ref = InterlockedDecrement(&This->ref);
 798
 799     TRACE("(%p) refcount=%u\n", iface, ref);
 800
 801     if (ref == 0)
 802     {
 803         HeapFree(GetProcessHeap(), 0, This);
 804     }
 805
 806     return ref;
 807 }
 808
 809 static HRESULT WINAPI InstalledRuntimeEnum_Next(IEnumUnknown *iface, ULONG celt,
 810     IUnknown **rgelt, ULONG *pceltFetched)
 811 {
 812     struct InstalledRuntimeEnum *This = (struct InstalledRuntimeEnum*)iface;
 813     int num_fetched = 0;
 814     HRESULT hr=S_OK;
 815     IUnknown *item;
 816
 817     TRACE("(%p,%u,%p,%p)\n", iface, celt, rgelt, pceltFetched);
 818
 819     while (num_fetched < celt)
 820     {
 821         if (This->pos >= NUM_RUNTIMES)
 822         {
 823             hr = S_FALSE;
 824             break;
 825         }
 826         if (runtimes[This->pos].mono_abi_version)
 827         {
 828             item = (IUnknown*)&runtimes[This->pos];
 829             IUnknown_AddRef(item);
 830             rgelt[num_fetched] = item;
 831             num_fetched++;
 832         }
 833         This->pos++;
 834     }
 835
 836     if (pceltFetched)
 837         *pceltFetched = num_fetched;
 838
 839     return hr;
 840 }
 841
 842 static HRESULT WINAPI InstalledRuntimeEnum_Skip(IEnumUnknown *iface, ULONG celt)
 843 {
 844     struct InstalledRuntimeEnum *This = (struct InstalledRuntimeEnum*)iface;
 845     int num_fetched = 0;
 846     HRESULT hr=S_OK;
 847
 848     TRACE("(%p,%u)\n", iface, celt);
 849
 850     while (num_fetched < celt)
 851     {
 852         if (This->pos >= NUM_RUNTIMES)
 853         {
 854             hr = S_FALSE;
 855             break;
 856         }
 857         if (runtimes[This->pos].mono_abi_version)
 858         {
 859             num_fetched++;
 860         }
 861         This->pos++;
 862     }
 863
 864     return hr;
 865 }
 866
 867 static HRESULT WINAPI InstalledRuntimeEnum_Reset(IEnumUnknown *iface)
 868 {
 869     struct InstalledRuntimeEnum *This = (struct InstalledRuntimeEnum*)iface;
 870
 871     TRACE("(%p)\n", iface);
 872
 873     This->pos = 0;
 874
 875     return S_OK;
 876 }
 877
 878 static HRESULT WINAPI InstalledRuntimeEnum_Clone(IEnumUnknown *iface, IEnumUnknown **ppenum)
 879 {
 880     struct InstalledRuntimeEnum *This = (struct InstalledRuntimeEnum*)iface;
 881     struct InstalledRuntimeEnum *new_enum;
 882
 883     TRACE("(%p)\n", iface);
 884
 885     new_enum = HeapAlloc(GetProcessHeap(), 0, sizeof(*new_enum));
 886     if (!new_enum)
 887         return E_OUTOFMEMORY;
 888
 889     new_enum->Vtbl = &InstalledRuntimeEnum_Vtbl;
 890     new_enum->ref = 1;
 891     new_enum->pos = This->pos;
 892
 893     *ppenum = (IEnumUnknown*)new_enum;
 894
 895     return S_OK;
 896 }
 897
 898 const struct IEnumUnknownVtbl InstalledRuntimeEnum_Vtbl = {
 899     InstalledRuntimeEnum_QueryInterface,
 900     InstalledRuntimeEnum_AddRef,
 901     InstalledRuntimeEnum_Release,
 902     InstalledRuntimeEnum_Next,
 903     InstalledRuntimeEnum_Skip,
 904     InstalledRuntimeEnum_Reset,
 905     InstalledRuntimeEnum_Clone
 906 };
 907
 908 struct CLRMetaHost
 909 {
 910     const struct ICLRMetaHostVtbl *CLRMetaHost_vtbl;
 911 };
 912
 913 static const struct CLRMetaHost GlobalCLRMetaHost;
 914
 915 static HRESULT WINAPI CLRMetaHost_QueryInterface(ICLRMetaHost* iface,
 916         REFIID riid,
 917         void **ppvObject)
 918 {
 919     TRACE("%s %p\n", debugstr_guid(riid), ppvObject);
 920
 921     if ( IsEqualGUID( riid, &IID_ICLRMetaHost ) ||
 922          IsEqualGUID( riid, &IID_IUnknown ) )
 923     {
 924         *ppvObject = iface;
 925     }
 926     else
 927     {
 928         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
 929         return E_NOINTERFACE;
 930     }
 931
 932     ICLRMetaHost_AddRef( iface );
 933
 934     return S_OK;
 935 }
 936
 937 static ULONG WINAPI CLRMetaHost_AddRef(ICLRMetaHost* iface)
 938 {
 939     return 2;
 940 }
 941
 942 static ULONG WINAPI CLRMetaHost_Release(ICLRMetaHost* iface)
 943 {
 944     return 1;
 945 }
 946
 947 static BOOL parse_runtime_version(LPCWSTR version, DWORD *major, DWORD *minor, DWORD *build)
 948 {
 949     *major = 0;
 950     *minor = 0;
 951     *build = 0;
 952
 953     if (version[0] == 'v')
 954     {
 955         version++;
 956         if (!isdigit(*version))
 957             return FALSE;
 958
 959         while (isdigit(*version))
 960             *major = *major * 10 + (*version++ - '0');
 961
 962         if (*version == 0)
 963             return TRUE;
 964
 965         if (*version++ != '.' || !isdigit(*version))
 966             return FALSE;
 967
 968         while (isdigit(*version))
 969             *minor = *minor * 10 + (*version++ - '0');
 970
 971         if (*version == 0)
 972             return TRUE;
 973
 974         if (*version++ != '.' || !isdigit(*version))
 975             return FALSE;
 976
 977         while (isdigit(*version))
 978             *build = *build * 10 + (*version++ - '0');
 979
 980         return *version == 0;
 981     }
 982     else
 983         return FALSE;
 984 }
 985
 986 static HRESULT WINAPI CLRMetaHost_GetRuntime(ICLRMetaHost* iface,
 987     LPCWSTR pwzVersion, REFIID iid, LPVOID *ppRuntime)
 988 {
 989     int i;
 990     DWORD major, minor, build;
 991
 992     TRACE("%s %s %p\n", debugstr_w(pwzVersion), debugstr_guid(iid), ppRuntime);
 993
 994     if (!pwzVersion)
 995         return E_POINTER;
 996
 997     if (!parse_runtime_version(pwzVersion, &major, &minor, &build))
 998     {
 999         ERR("Cannot parse %s\n", debugstr_w(pwzVersion));
1000         return CLR_E_SHIM_RUNTIME;
1001     }
1002
1003     find_runtimes();
1004
1005     for (i=0; i<NUM_RUNTIMES; i++)
1006     {
1007         if (runtimes[i].major == major && runtimes[i].minor == minor &&
1008             runtimes[i].build == build)
1009         {
1010             if (runtimes[i].mono_abi_version)
1011                 return IUnknown_QueryInterface((IUnknown*)&runtimes[i], iid, ppRuntime);
1012             else
1013             {
1014                 ERR("Mono is missing %s runtime\n", debugstr_w(pwzVersion));
1015                 return CLR_E_SHIM_RUNTIME;
1016             }
1017         }
1018     }
1019
1020     FIXME("Unrecognized version %s\n", debugstr_w(pwzVersion));
1021     return CLR_E_SHIM_RUNTIME;
1022 }
1023
1024 HRESULT WINAPI CLRMetaHost_GetVersionFromFile(ICLRMetaHost* iface,
1025     LPCWSTR pwzFilePath, LPWSTR pwzBuffer, DWORD *pcchBuffer)
1026 {
1027     ASSEMBLY *assembly;
1028     HRESULT hr;
1029     LPSTR version;
1030     ULONG buffer_size=*pcchBuffer;
1031
1032     TRACE("%s %p %p\n", debugstr_w(pwzFilePath), pwzBuffer, pcchBuffer);
1033
1034     hr = assembly_create(&assembly, pwzFilePath);
1035
1036     if (SUCCEEDED(hr))
1037     {
1038         hr = assembly_get_runtime_version(assembly, &version);
1039
1040         if (SUCCEEDED(hr))
1041         {
1042             *pcchBuffer = MultiByteToWideChar(CP_UTF8, 0, version, -1, NULL, 0);
1043
1044             if (pwzBuffer)
1045             {
1046                 if (buffer_size >= *pcchBuffer)
1047                     MultiByteToWideChar(CP_UTF8, 0, version, -1, pwzBuffer, buffer_size);
1048                 else
1049                     hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
1050             }
1051         }
1052
1053         assembly_release(assembly);
1054     }
1055
1056     return hr;
1057 }
1058
1059 static HRESULT WINAPI CLRMetaHost_EnumerateInstalledRuntimes(ICLRMetaHost* iface,
1060     IEnumUnknown **ppEnumerator)
1061 {
1062     struct InstalledRuntimeEnum *new_enum;
1063
1064     TRACE("%p\n", ppEnumerator);
1065
1066     find_runtimes();
1067
1068     new_enum = HeapAlloc(GetProcessHeap(), 0, sizeof(*new_enum));
1069     if (!new_enum)
1070         return E_OUTOFMEMORY;
1071
1072     new_enum->Vtbl = &InstalledRuntimeEnum_Vtbl;
1073     new_enum->ref = 1;
1074     new_enum->pos = 0;
1075
1076     *ppEnumerator = (IEnumUnknown*)new_enum;
1077
1078     return S_OK;
1079 }
1080
1081 static HRESULT WINAPI CLRMetaHost_EnumerateLoadedRuntimes(ICLRMetaHost* iface,
1082     HANDLE hndProcess, IEnumUnknown **ppEnumerator)
1083 {
1084     FIXME("%p %p\n", hndProcess, ppEnumerator);
1085
1086     return E_NOTIMPL;
1087 }
1088
1089 static HRESULT WINAPI CLRMetaHost_RequestRuntimeLoadedNotification(ICLRMetaHost* iface,
1090     RuntimeLoadedCallbackFnPtr pCallbackFunction)
1091 {
1092     FIXME("%p\n", pCallbackFunction);
1093
1094     return E_NOTIMPL;
1095 }
1096
1097 static HRESULT WINAPI CLRMetaHost_QueryLegacyV2RuntimeBinding(ICLRMetaHost* iface,
1098     REFIID riid, LPVOID *ppUnk)
1099 {
1100     FIXME("%s %p\n", debugstr_guid(riid), ppUnk);
1101
1102     return E_NOTIMPL;
1103 }
1104
1105 static HRESULT WINAPI CLRMetaHost_ExitProcess(ICLRMetaHost* iface, INT32 iExitCode)
1106 {
1107     FIXME("%i: stub\n", iExitCode);
1108
1109     ExitProcess(iExitCode);
1110 }
1111
1112 static const struct ICLRMetaHostVtbl CLRMetaHost_vtbl =
1113 {
1114     CLRMetaHost_QueryInterface,
1115     CLRMetaHost_AddRef,
1116     CLRMetaHost_Release,
1117     CLRMetaHost_GetRuntime,
1118     CLRMetaHost_GetVersionFromFile,
1119     CLRMetaHost_EnumerateInstalledRuntimes,
1120     CLRMetaHost_EnumerateLoadedRuntimes,
1121     CLRMetaHost_RequestRuntimeLoadedNotification,
1122     CLRMetaHost_QueryLegacyV2RuntimeBinding,
1123     CLRMetaHost_ExitProcess
1124 };
1125
1126 static const struct CLRMetaHost GlobalCLRMetaHost = {
1127     &CLRMetaHost_vtbl
1128 };
1129
1130 extern HRESULT CLRMetaHost_CreateInstance(REFIID riid, void **ppobj)
1131 {
1132     return ICLRMetaHost_QueryInterface((ICLRMetaHost*)&GlobalCLRMetaHost, riid, ppobj);
1133 }
1134
1135 static MonoAssembly* mono_assembly_search_hook_fn(MonoAssemblyName *aname, char **assemblies_path, void *user_data)
1136 {
1137     loaded_mono *mono = user_data;
1138     HRESULT hr=S_OK;
1139     MonoAssembly *result=NULL;
1140     char *stringname=NULL;
1141     LPWSTR stringnameW;
1142     int stringnameW_size;
1143     IAssemblyCache *asmcache;
1144     ASSEMBLY_INFO info;
1145     WCHAR path[MAX_PATH];
1146     char *pathA;
1147     MonoImageOpenStatus stat;
1148     static WCHAR fusiondll[] = {'f','u','s','i','o','n',0};
1149     HMODULE hfusion=NULL;
1150     static HRESULT WINAPI (*pCreateAssemblyCache)(IAssemblyCache**,DWORD);
1151
1152     stringname = mono->mono_stringify_assembly_name(aname);
1153
1154     TRACE("%s\n", debugstr_a(stringname));
1155
1156     if (!stringname) return NULL;
1157
1158     /* FIXME: We should search the given paths before the GAC. */
1159
1160     if (!pCreateAssemblyCache)
1161     {
1162         hr = LoadLibraryShim(fusiondll, NULL, NULL, &hfusion);
1163
1164         if (SUCCEEDED(hr))
1165         {
1166             pCreateAssemblyCache = (void*)GetProcAddress(hfusion, "CreateAssemblyCache");
1167             if (!pCreateAssemblyCache)
1168                 hr = E_FAIL;
1169         }
1170     }
1171
1172     if (SUCCEEDED(hr))
1173         hr = pCreateAssemblyCache(&asmcache, 0);
1174
1175     if (SUCCEEDED(hr))
1176     {
1177         stringnameW_size = MultiByteToWideChar(CP_UTF8, 0, stringname, -1, NULL, 0);
1178
1179         stringnameW = HeapAlloc(GetProcessHeap(), 0, stringnameW_size * sizeof(WCHAR));
1180         if (stringnameW)
1181             MultiByteToWideChar(CP_UTF8, 0, stringname, -1, stringnameW, stringnameW_size);
1182         else
1183             hr = E_OUTOFMEMORY;
1184
1185         if (SUCCEEDED(hr))
1186         {
1187             info.cbAssemblyInfo = sizeof(info);
1188             info.pszCurrentAssemblyPathBuf = path;
1189             info.cchBuf = MAX_PATH;
1190             path[0] = 0;
1191
1192             hr = IAssemblyCache_QueryAssemblyInfo(asmcache, 0, stringnameW, &info);
1193         }
1194
1195         HeapFree(GetProcessHeap(), 0, stringnameW);
1196
1197         IAssemblyCache_Release(asmcache);
1198     }
1199
1200     if (SUCCEEDED(hr))
1201     {
1202         TRACE("found: %s\n", debugstr_w(path));
1203
1204         pathA = WtoA(path);
1205
1206         if (pathA)
1207         {
1208             result = mono->mono_assembly_open(pathA, &stat);
1209
1210             if (!result)
1211                 ERR("Failed to load %s, status=%u\n", debugstr_w(path), stat);
1212
1213             HeapFree(GetProcessHeap(), 0, pathA);
1214         }
1215     }
1216
1217     mono->mono_free(stringname);
1218
1219     return result;
1220 }
1221
1222 HRESULT get_runtime_info(LPCWSTR exefile, LPCWSTR version, LPCWSTR config_file,
1223     DWORD startup_flags, DWORD runtimeinfo_flags, BOOL legacy, ICLRRuntimeInfo **result)
1224 {
1225     static const WCHAR dotconfig[] = {'.','c','o','n','f','i','g',0};
1226     static const DWORD supported_startup_flags = 0;
1227     static const DWORD supported_runtime_flags = RUNTIME_INFO_UPGRADE_VERSION;
1228     int i;
1229     WCHAR local_version[MAX_PATH];
1230     ULONG local_version_size = MAX_PATH;
1231     WCHAR local_config_file[MAX_PATH];
1232     HRESULT hr;
1233     parsed_config_file parsed_config;
1234
1235     if (startup_flags & ~supported_startup_flags)
1236         FIXME("unsupported startup flags %x\n", startup_flags & ~supported_startup_flags);
1237
1238     if (runtimeinfo_flags & ~supported_runtime_flags)
1239         FIXME("unsupported runtimeinfo flags %x\n", runtimeinfo_flags & ~supported_runtime_flags);
1240
1241     if (exefile && !config_file)
1242     {
1243         strcpyW(local_config_file, exefile);
1244         strcatW(local_config_file, dotconfig);
1245
1246         config_file = local_config_file;
1247     }
1248
1249     if (config_file)
1250     {
1251         int found=0;
1252         hr = parse_config_file(config_file, &parsed_config);
1253
1254         if (SUCCEEDED(hr))
1255         {
1256             supported_runtime *entry;
1257             LIST_FOR_EACH_ENTRY(entry, &parsed_config.supported_runtimes, supported_runtime, entry)
1258             {
1259                 hr = CLRMetaHost_GetRuntime(0, entry->version, &IID_ICLRRuntimeInfo, (void**)result);
1260                 if (SUCCEEDED(hr))
1261                 {
1262                     found = 1;
1263                     break;
1264                 }
1265             }
1266         }
1267         else
1268         {
1269             WARN("failed to parse config file %s, hr=%x\n", debugstr_w(config_file), hr);
1270         }
1271
1272         free_parsed_config_file(&parsed_config);
1273
1274         if (found)
1275             return S_OK;
1276     }
1277
1278     if (exefile && !version)
1279     {
1280         hr = CLRMetaHost_GetVersionFromFile(0, exefile, local_version, &local_version_size);
1281
1282         version = local_version;
1283
1284         if (FAILED(hr)) return hr;
1285     }
1286
1287     if (version)
1288     {
1289         return CLRMetaHost_GetRuntime(0, version, &IID_ICLRRuntimeInfo, (void**)result);
1290     }
1291
1292     if (runtimeinfo_flags & RUNTIME_INFO_UPGRADE_VERSION)
1293     {
1294         find_runtimes();
1295
1296         if (legacy)
1297             i = 2;
1298         else
1299             i = NUM_RUNTIMES;
1300
1301         while (i--)
1302         {
1303             if (runtimes[i].mono_abi_version)
1304                 return IUnknown_QueryInterface((IUnknown*)&runtimes[i],
1305                     &IID_ICLRRuntimeInfo, (void**)result);
1306         }
1307
1308         ERR("No %s.NET runtime installed\n", legacy ? "legacy " : "");
1309
1310         return CLR_E_SHIM_RUNTIME;
1311     }
1312
1313     return CLR_E_SHIM_RUNTIME;
1314 }
1315
1316 HRESULT force_get_runtime_info(ICLRRuntimeInfo **result)
1317 {
1318     return IUnknown_QueryInterface((IUnknown*)&runtimes[0], &IID_ICLRRuntimeInfo, (void**)result);
1319 }