gdi32: Fix some typos in the 4-bpp shrink_row function.
[wine] / 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_11_subdir[] = {'1','.','0',0};
49 static const WCHAR net_20_subdir[] = {'2','.','0',0};
50 static const WCHAR net_40_subdir[] = {'4','.','0',0};
51
52 static const struct ICLRRuntimeInfoVtbl CLRRuntimeInfoVtbl;
53
54 #define NUM_RUNTIMES 3
55
56 static struct CLRRuntimeInfo runtimes[NUM_RUNTIMES] = {
57     {{&CLRRuntimeInfoVtbl}, net_11_subdir, 1, 1, 4322, 0},
58     {{&CLRRuntimeInfoVtbl}, net_20_subdir, 2, 0, 50727, 0},
59     {{&CLRRuntimeInfoVtbl}, net_40_subdir, 4, 0, 30319, 0}
60 };
61
62 static int runtimes_initialized;
63
64 static CRITICAL_SECTION runtime_list_cs;
65 static CRITICAL_SECTION_DEBUG runtime_list_cs_debug =
66 {
67     0, 0, &runtime_list_cs,
68     { &runtime_list_cs_debug.ProcessLocksList,
69       &runtime_list_cs_debug.ProcessLocksList },
70       0, 0, { (DWORD_PTR)(__FILE__ ": runtime_list_cs") }
71 };
72 static CRITICAL_SECTION runtime_list_cs = { &runtime_list_cs_debug, -1, 0, 0, 0, 0 };
73
74 #define NUM_ABI_VERSIONS 2
75
76 static loaded_mono loaded_monos[NUM_ABI_VERSIONS];
77
78 static BOOL find_mono_dll(LPCWSTR path, LPWSTR dll_path, int abi_version);
79
80 static MonoAssembly* mono_assembly_search_hook_fn(MonoAssemblyName *aname, char **assemblies_path, void *user_data);
81
82 static void mono_shutdown_callback_fn(MonoProfiler *prof);
83
84 static void set_environment(LPCWSTR bin_path)
85 {
86     WCHAR path_env[MAX_PATH];
87     int len;
88
89     static const WCHAR pathW[] = {'P','A','T','H',0};
90
91     /* We have to modify PATH as Mono loads other DLLs from this directory. */
92     GetEnvironmentVariableW(pathW, path_env, sizeof(path_env)/sizeof(WCHAR));
93     len = strlenW(path_env);
94     path_env[len++] = ';';
95     strcpyW(path_env+len, bin_path);
96     SetEnvironmentVariableW(pathW, path_env);
97 }
98
99 static void CDECL do_nothing(void)
100 {
101 }
102
103 static void missing_runtime_message(const CLRRuntimeInfo *This)
104 {
105     if (This->major == 1)
106         MESSAGE("wine: Install Mono 2.6 for Windows to run .NET 1.1 applications.\n");
107     else if (This->major == 2)
108         MESSAGE("wine: Install Mono for Windows to run .NET 2.0 applications.\n");
109     else if (This->major == 4)
110         MESSAGE("wine: Install Mono 2.8 or greater for Windows to run .NET 4.0 applications.\n");
111 }
112
113 static HRESULT load_mono(CLRRuntimeInfo *This, loaded_mono **result)
114 {
115     static const WCHAR bin[] = {'\\','b','i','n',0};
116     static const WCHAR lib[] = {'\\','l','i','b',0};
117     static const WCHAR etc[] = {'\\','e','t','c',0};
118     static const WCHAR glibdll[] = {'l','i','b','g','l','i','b','-','2','.','0','-','0','.','d','l','l',0};
119     WCHAR mono_dll_path[MAX_PATH+16], mono_bin_path[MAX_PATH+4];
120     WCHAR mono_lib_path[MAX_PATH+4], mono_etc_path[MAX_PATH+4];
121     char mono_lib_path_a[MAX_PATH], mono_etc_path_a[MAX_PATH];
122     int trace_size;
123     char trace_setting[256];
124
125     if (This->mono_abi_version <= 0 || This->mono_abi_version > NUM_ABI_VERSIONS)
126     {
127         missing_runtime_message(This);
128         return E_FAIL;
129     }
130
131     *result = &loaded_monos[This->mono_abi_version-1];
132
133     if ((*result)->is_shutdown)
134     {
135         ERR("Cannot load Mono after it has been shut down.\n");
136         *result = NULL;
137         return E_FAIL;
138     }
139
140     if (!(*result)->mono_handle)
141     {
142         strcpyW(mono_bin_path, This->mono_path);
143         strcatW(mono_bin_path, bin);
144         set_environment(mono_bin_path);
145
146         strcpyW(mono_lib_path, This->mono_path);
147         strcatW(mono_lib_path, lib);
148         WideCharToMultiByte(CP_UTF8, 0, mono_lib_path, -1, mono_lib_path_a, MAX_PATH, NULL, NULL);
149
150         strcpyW(mono_etc_path, This->mono_path);
151         strcatW(mono_etc_path, etc);
152         WideCharToMultiByte(CP_UTF8, 0, mono_etc_path, -1, mono_etc_path_a, MAX_PATH, NULL, NULL);
153
154         if (!find_mono_dll(This->mono_path, mono_dll_path, This->mono_abi_version)) goto fail;
155
156         (*result)->mono_handle = LoadLibraryW(mono_dll_path);
157
158         if (!(*result)->mono_handle) goto fail;
159
160 #define LOAD_MONO_FUNCTION(x) do { \
161     (*result)->x = (void*)GetProcAddress((*result)->mono_handle, #x); \
162     if (!(*result)->x) { \
163         goto fail; \
164     } \
165 } while (0);
166
167         LOAD_MONO_FUNCTION(mono_assembly_get_image);
168         LOAD_MONO_FUNCTION(mono_assembly_open);
169         LOAD_MONO_FUNCTION(mono_config_parse);
170         LOAD_MONO_FUNCTION(mono_class_from_mono_type);
171         LOAD_MONO_FUNCTION(mono_class_from_name);
172         LOAD_MONO_FUNCTION(mono_class_get_method_from_name);
173         LOAD_MONO_FUNCTION(mono_domain_assembly_open);
174         LOAD_MONO_FUNCTION(mono_install_assembly_preload_hook);
175         LOAD_MONO_FUNCTION(mono_jit_exec);
176         LOAD_MONO_FUNCTION(mono_jit_init);
177         LOAD_MONO_FUNCTION(mono_jit_set_trace_options);
178         LOAD_MONO_FUNCTION(mono_object_get_domain);
179         LOAD_MONO_FUNCTION(mono_object_new);
180         LOAD_MONO_FUNCTION(mono_object_unbox);
181         LOAD_MONO_FUNCTION(mono_profiler_install);
182         LOAD_MONO_FUNCTION(mono_reflection_type_from_name);
183         LOAD_MONO_FUNCTION(mono_runtime_invoke);
184         LOAD_MONO_FUNCTION(mono_runtime_object_init);
185         LOAD_MONO_FUNCTION(mono_runtime_quit);
186         LOAD_MONO_FUNCTION(mono_set_dirs);
187         LOAD_MONO_FUNCTION(mono_stringify_assembly_name);
188         LOAD_MONO_FUNCTION(mono_string_new);
189
190         /* GLib imports obsoleted by the 2.0 ABI */
191         if (This->mono_abi_version == 1)
192         {
193             (*result)->glib_handle = LoadLibraryW(glibdll);
194             if (!(*result)->glib_handle) goto fail;
195
196             (*result)->mono_free = (void*)GetProcAddress((*result)->glib_handle, "g_free");
197             if (!(*result)->mono_free) goto fail;
198         }
199         else
200         {
201             LOAD_MONO_FUNCTION(mono_free);
202         }
203
204 #undef LOAD_MONO_FUNCTION
205
206 #define LOAD_OPT_VOID_MONO_FUNCTION(x) do { \
207     (*result)->x = (void*)GetProcAddress((*result)->mono_handle, #x); \
208     if (!(*result)->x) { \
209         (*result)->x = do_nothing; \
210     } \
211 } while (0);
212
213         LOAD_OPT_VOID_MONO_FUNCTION(mono_runtime_set_shutting_down);
214         LOAD_OPT_VOID_MONO_FUNCTION(mono_thread_pool_cleanup);
215         LOAD_OPT_VOID_MONO_FUNCTION(mono_thread_suspend_all_other_threads);
216         LOAD_OPT_VOID_MONO_FUNCTION(mono_threads_set_shutting_down);
217
218 #undef LOAD_OPT_VOID_MONO_FUNCTION
219
220         (*result)->mono_profiler_install((MonoProfiler*)*result, mono_shutdown_callback_fn);
221
222         (*result)->mono_set_dirs(mono_lib_path_a, mono_etc_path_a);
223
224         (*result)->mono_config_parse(NULL);
225
226         (*result)->mono_install_assembly_preload_hook(mono_assembly_search_hook_fn, *result);
227
228         trace_size = GetEnvironmentVariableA("WINE_MONO_TRACE", trace_setting, sizeof(trace_setting));
229
230         if (trace_size)
231         {
232             (*result)->mono_jit_set_trace_options(trace_setting);
233         }
234     }
235
236     return S_OK;
237
238 fail:
239     ERR("Could not load Mono into this process\n");
240     FreeLibrary((*result)->mono_handle);
241     FreeLibrary((*result)->glib_handle);
242     (*result)->mono_handle = NULL;
243     (*result)->glib_handle = NULL;
244     return E_FAIL;
245 }
246
247 static void mono_shutdown_callback_fn(MonoProfiler *prof)
248 {
249     loaded_mono *mono = (loaded_mono*)prof;
250
251     mono->is_shutdown = TRUE;
252 }
253
254 static HRESULT CLRRuntimeInfo_GetRuntimeHost(CLRRuntimeInfo *This, RuntimeHost **result)
255 {
256     HRESULT hr = S_OK;
257     loaded_mono *ploaded_mono;
258
259     if (This->loaded_runtime)
260     {
261         *result = This->loaded_runtime;
262         return hr;
263     }
264
265     EnterCriticalSection(&runtime_list_cs);
266
267     hr = load_mono(This, &ploaded_mono);
268
269     if (SUCCEEDED(hr))
270         hr = RuntimeHost_Construct(This, ploaded_mono, &This->loaded_runtime);
271
272     LeaveCriticalSection(&runtime_list_cs);
273
274     if (SUCCEEDED(hr))
275         *result = This->loaded_runtime;
276
277     return hr;
278 }
279
280 void unload_all_runtimes(void)
281 {
282     int i;
283
284     for (i=0; i<NUM_ABI_VERSIONS; i++)
285     {
286         loaded_mono *mono = &loaded_monos[i];
287         if (mono->mono_handle && mono->is_started && !mono->is_shutdown)
288         {
289             /* Copied from Mono's ves_icall_System_Environment_Exit */
290             mono->mono_threads_set_shutting_down();
291             mono->mono_runtime_set_shutting_down();
292             mono->mono_thread_pool_cleanup();
293             mono->mono_thread_suspend_all_other_threads();
294             mono->mono_runtime_quit();
295         }
296     }
297
298     for (i=0; i<NUM_RUNTIMES; i++)
299         if (runtimes[i].loaded_runtime)
300             RuntimeHost_Destroy(runtimes[i].loaded_runtime);
301 }
302
303 void expect_no_runtimes(void)
304 {
305     int i;
306
307     for (i=0; i<NUM_ABI_VERSIONS; i++)
308     {
309         loaded_mono *mono = &loaded_monos[i];
310         if (mono->mono_handle && mono->is_started && !mono->is_shutdown)
311         {
312             ERR("Process exited with a Mono runtime loaded.\n");
313             return;
314         }
315     }
316 }
317
318 static inline CLRRuntimeInfo *impl_from_ICLRRuntimeInfo(ICLRRuntimeInfo *iface)
319 {
320     return CONTAINING_RECORD(iface, CLRRuntimeInfo, ICLRRuntimeInfo_iface);
321 }
322
323 static HRESULT WINAPI CLRRuntimeInfo_QueryInterface(ICLRRuntimeInfo* iface,
324         REFIID riid,
325         void **ppvObject)
326 {
327     TRACE("%p %s %p\n", iface, debugstr_guid(riid), ppvObject);
328
329     if ( IsEqualGUID( riid, &IID_ICLRRuntimeInfo ) ||
330          IsEqualGUID( riid, &IID_IUnknown ) )
331     {
332         *ppvObject = iface;
333     }
334     else
335     {
336         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
337         return E_NOINTERFACE;
338     }
339
340     ICLRRuntimeInfo_AddRef( iface );
341
342     return S_OK;
343 }
344
345 static ULONG WINAPI CLRRuntimeInfo_AddRef(ICLRRuntimeInfo* iface)
346 {
347     return 2;
348 }
349
350 static ULONG WINAPI CLRRuntimeInfo_Release(ICLRRuntimeInfo* iface)
351 {
352     return 1;
353 }
354
355 static HRESULT WINAPI CLRRuntimeInfo_GetVersionString(ICLRRuntimeInfo* iface,
356     LPWSTR pwzBuffer, DWORD *pcchBuffer)
357 {
358     struct CLRRuntimeInfo *This = impl_from_ICLRRuntimeInfo(iface);
359     DWORD buffer_size = *pcchBuffer;
360     HRESULT hr = S_OK;
361     char version[11];
362     DWORD size;
363
364     TRACE("%p %p %p\n", iface, pwzBuffer, pcchBuffer);
365
366     size = snprintf(version, sizeof(version), "v%u.%u.%u", This->major, This->minor, This->build);
367
368     assert(size <= sizeof(version));
369
370     *pcchBuffer = MultiByteToWideChar(CP_UTF8, 0, version, -1, NULL, 0);
371
372     if (pwzBuffer)
373     {
374         if (buffer_size >= *pcchBuffer)
375             MultiByteToWideChar(CP_UTF8, 0, version, -1, pwzBuffer, buffer_size);
376         else
377             hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
378     }
379
380     return hr;
381 }
382
383 static BOOL get_install_root(LPWSTR install_dir)
384 {
385     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};
386     const WCHAR install_root[] = {'I','n','s','t','a','l','l','R','o','o','t',0};
387
388     DWORD len;
389     HKEY key;
390
391     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, dotnet_key, 0, KEY_READ, &key))
392         return FALSE;
393
394     len = MAX_PATH;
395     if (RegQueryValueExW(key, install_root, 0, NULL, (LPBYTE)install_dir, &len))
396     {
397         RegCloseKey(key);
398         return FALSE;
399     }
400     RegCloseKey(key);
401
402     return TRUE;
403 }
404
405 static HRESULT WINAPI CLRRuntimeInfo_GetRuntimeDirectory(ICLRRuntimeInfo* iface,
406     LPWSTR pwzBuffer, DWORD *pcchBuffer)
407 {
408     static const WCHAR slash[] = {'\\',0};
409     DWORD buffer_size = *pcchBuffer;
410     WCHAR system_dir[MAX_PATH];
411     WCHAR version[MAX_PATH];
412     DWORD version_size, size;
413     HRESULT hr = S_OK;
414
415     TRACE("%p %p %p\n", iface, pwzBuffer, pcchBuffer);
416
417     if (!get_install_root(system_dir))
418     {
419         ERR("error reading registry key for installroot\n");
420         return E_FAIL;
421     }
422     else
423     {
424         version_size = MAX_PATH;
425         ICLRRuntimeInfo_GetVersionString(iface, version, &version_size);
426         lstrcatW(system_dir, version);
427         lstrcatW(system_dir, slash);
428         size = lstrlenW(system_dir) + 1;
429     }
430
431     *pcchBuffer = size;
432
433     if (pwzBuffer)
434     {
435         if (buffer_size >= size)
436             strcpyW(pwzBuffer, system_dir);
437         else
438             hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
439     }
440
441     return hr;
442 }
443
444 static HRESULT WINAPI CLRRuntimeInfo_IsLoaded(ICLRRuntimeInfo* iface,
445     HANDLE hndProcess, BOOL *pbLoaded)
446 {
447     FIXME("%p %p %p\n", iface, hndProcess, pbLoaded);
448
449     return E_NOTIMPL;
450 }
451
452 static HRESULT WINAPI CLRRuntimeInfo_LoadErrorString(ICLRRuntimeInfo* iface,
453     UINT iResourceID, LPWSTR pwzBuffer, DWORD *pcchBuffer, LONG iLocaleid)
454 {
455     FIXME("%p %u %p %p %x\n", iface, iResourceID, pwzBuffer, pcchBuffer, iLocaleid);
456
457     return E_NOTIMPL;
458 }
459
460 static HRESULT WINAPI CLRRuntimeInfo_LoadLibrary(ICLRRuntimeInfo* iface,
461     LPCWSTR pwzDllName, HMODULE *phndModule)
462 {
463     WCHAR version[MAX_PATH];
464     HRESULT hr;
465     DWORD cchBuffer;
466
467     TRACE("%p %s %p\n", iface, debugstr_w(pwzDllName), phndModule);
468
469     cchBuffer = MAX_PATH;
470     hr = ICLRRuntimeInfo_GetVersionString(iface, version, &cchBuffer);
471     if (FAILED(hr)) return hr;
472
473     return LoadLibraryShim(pwzDllName, version, NULL, phndModule);
474 }
475
476 static HRESULT WINAPI CLRRuntimeInfo_GetProcAddress(ICLRRuntimeInfo* iface,
477     LPCSTR pszProcName, LPVOID *ppProc)
478 {
479     FIXME("%p %s %p\n", iface, debugstr_a(pszProcName), ppProc);
480
481     return E_NOTIMPL;
482 }
483
484 static HRESULT WINAPI CLRRuntimeInfo_GetInterface(ICLRRuntimeInfo* iface,
485     REFCLSID rclsid, REFIID riid, LPVOID *ppUnk)
486 {
487     struct CLRRuntimeInfo *This = impl_from_ICLRRuntimeInfo(iface);
488     RuntimeHost *host;
489     HRESULT hr;
490
491     TRACE("%p %s %s %p\n", iface, debugstr_guid(rclsid), debugstr_guid(riid), ppUnk);
492
493     hr = CLRRuntimeInfo_GetRuntimeHost(This, &host);
494
495     if (SUCCEEDED(hr))
496         hr = RuntimeHost_GetInterface(host, rclsid, riid, ppUnk);
497
498     return hr;
499 }
500
501 static HRESULT WINAPI CLRRuntimeInfo_IsLoadable(ICLRRuntimeInfo* iface,
502     BOOL *pbLoadable)
503 {
504     FIXME("%p %p\n", iface, pbLoadable);
505
506     return E_NOTIMPL;
507 }
508
509 static HRESULT WINAPI CLRRuntimeInfo_SetDefaultStartupFlags(ICLRRuntimeInfo* iface,
510     DWORD dwStartupFlags, LPCWSTR pwzHostConfigFile)
511 {
512     FIXME("%p %x %s\n", iface, dwStartupFlags, debugstr_w(pwzHostConfigFile));
513
514     return E_NOTIMPL;
515 }
516
517 static HRESULT WINAPI CLRRuntimeInfo_GetDefaultStartupFlags(ICLRRuntimeInfo* iface,
518     DWORD *pdwStartupFlags, LPWSTR pwzHostConfigFile, DWORD *pcchHostConfigFile)
519 {
520     FIXME("%p %p %p %p\n", iface, pdwStartupFlags, pwzHostConfigFile, pcchHostConfigFile);
521
522     return E_NOTIMPL;
523 }
524
525 static HRESULT WINAPI CLRRuntimeInfo_BindAsLegacyV2Runtime(ICLRRuntimeInfo* iface)
526 {
527     FIXME("%p\n", iface);
528
529     return E_NOTIMPL;
530 }
531
532 static HRESULT WINAPI CLRRuntimeInfo_IsStarted(ICLRRuntimeInfo* iface,
533     BOOL *pbStarted, DWORD *pdwStartupFlags)
534 {
535     FIXME("%p %p %p\n", iface, pbStarted, pdwStartupFlags);
536
537     return E_NOTIMPL;
538 }
539
540 static const struct ICLRRuntimeInfoVtbl CLRRuntimeInfoVtbl = {
541     CLRRuntimeInfo_QueryInterface,
542     CLRRuntimeInfo_AddRef,
543     CLRRuntimeInfo_Release,
544     CLRRuntimeInfo_GetVersionString,
545     CLRRuntimeInfo_GetRuntimeDirectory,
546     CLRRuntimeInfo_IsLoaded,
547     CLRRuntimeInfo_LoadErrorString,
548     CLRRuntimeInfo_LoadLibrary,
549     CLRRuntimeInfo_GetProcAddress,
550     CLRRuntimeInfo_GetInterface,
551     CLRRuntimeInfo_IsLoadable,
552     CLRRuntimeInfo_SetDefaultStartupFlags,
553     CLRRuntimeInfo_GetDefaultStartupFlags,
554     CLRRuntimeInfo_BindAsLegacyV2Runtime,
555     CLRRuntimeInfo_IsStarted
556 };
557
558 HRESULT ICLRRuntimeInfo_GetRuntimeHost(ICLRRuntimeInfo *iface, RuntimeHost **result)
559 {
560     struct CLRRuntimeInfo *This = impl_from_ICLRRuntimeInfo(iface);
561
562     assert(This->ICLRRuntimeInfo_iface.lpVtbl == &CLRRuntimeInfoVtbl);
563
564     return CLRRuntimeInfo_GetRuntimeHost(This, result);
565 }
566
567 #ifdef __i386__
568 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};
569 #elif defined(__x86_64__)
570 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};
571 #else
572 static const WCHAR libmono2_arch_dll[] = {'\\','b','i','n','\\','l','i','b','m','o','n','o','-','2','.','0','.','d','l','l',0};
573 #endif
574
575 static BOOL find_mono_dll(LPCWSTR path, LPWSTR dll_path, int abi_version)
576 {
577     static const WCHAR mono_dll[] = {'\\','b','i','n','\\','m','o','n','o','.','d','l','l',0};
578     static const WCHAR libmono_dll[] = {'\\','b','i','n','\\','l','i','b','m','o','n','o','.','d','l','l',0};
579     static const WCHAR mono2_dll[] = {'\\','b','i','n','\\','m','o','n','o','-','2','.','0','.','d','l','l',0};
580     static const WCHAR libmono2_dll[] = {'\\','b','i','n','\\','l','i','b','m','o','n','o','-','2','.','0','.','d','l','l',0};
581     DWORD attributes=INVALID_FILE_ATTRIBUTES;
582
583     if (abi_version == 1)
584     {
585         strcpyW(dll_path, path);
586         strcatW(dll_path, mono_dll);
587         attributes = GetFileAttributesW(dll_path);
588
589         if (attributes == INVALID_FILE_ATTRIBUTES)
590         {
591             strcpyW(dll_path, path);
592             strcatW(dll_path, libmono_dll);
593             attributes = GetFileAttributesW(dll_path);
594         }
595     }
596     else if (abi_version == 2)
597     {
598         strcpyW(dll_path, path);
599         strcatW(dll_path, libmono2_arch_dll);
600         attributes = GetFileAttributesW(dll_path);
601
602         if (attributes == INVALID_FILE_ATTRIBUTES)
603         {
604             strcpyW(dll_path, path);
605             strcatW(dll_path, mono2_dll);
606             attributes = GetFileAttributesW(dll_path);
607         }
608
609         if (attributes == INVALID_FILE_ATTRIBUTES)
610         {
611             strcpyW(dll_path, path);
612             strcatW(dll_path, libmono2_dll);
613             attributes = GetFileAttributesW(dll_path);
614         }
615     }
616
617     return (attributes != INVALID_FILE_ATTRIBUTES);
618 }
619
620 static BOOL get_mono_path_from_registry(LPWSTR path, int abi_version)
621 {
622     static const WCHAR mono_key[] = {'S','o','f','t','w','a','r','e','\\','N','o','v','e','l','l','\\','M','o','n','o',0};
623     static const WCHAR defaul_clr[] = {'D','e','f','a','u','l','t','C','L','R',0};
624     static const WCHAR install_root[] = {'S','d','k','I','n','s','t','a','l','l','R','o','o','t',0};
625     static const WCHAR slash[] = {'\\',0};
626
627     WCHAR version[64], version_key[MAX_PATH];
628     DWORD len;
629     HKEY key;
630     WCHAR dll_path[MAX_PATH];
631
632     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, mono_key, 0, KEY_READ, &key))
633         return FALSE;
634
635     len = sizeof(version);
636     if (RegQueryValueExW(key, defaul_clr, 0, NULL, (LPBYTE)version, &len))
637     {
638         RegCloseKey(key);
639         return FALSE;
640     }
641     RegCloseKey(key);
642
643     lstrcpyW(version_key, mono_key);
644     lstrcatW(version_key, slash);
645     lstrcatW(version_key, version);
646
647     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, version_key, 0, KEY_READ, &key))
648         return FALSE;
649
650     len = sizeof(WCHAR) * MAX_PATH;
651     if (RegQueryValueExW(key, install_root, 0, NULL, (LPBYTE)path, &len))
652     {
653         RegCloseKey(key);
654         return FALSE;
655     }
656     RegCloseKey(key);
657
658     return find_mono_dll(path, dll_path, abi_version);
659 }
660
661 static BOOL get_mono_path_from_folder(LPCWSTR folder, LPWSTR mono_path, int abi_version)
662 {
663     static const WCHAR mono_one_dot_zero[] = {'\\','m','o','n','o','-','1','.','0', 0};
664     static const WCHAR mono_two_dot_zero[] = {'\\','m','o','n','o','-','2','.','0', 0};
665     WCHAR mono_dll_path[MAX_PATH];
666     BOOL found = FALSE;
667
668     strcpyW(mono_path, folder);
669
670     if (abi_version == 1)
671         strcatW(mono_path, mono_one_dot_zero);
672     else if (abi_version == 2)
673         strcatW(mono_path, mono_two_dot_zero);
674
675     found = find_mono_dll(mono_path, mono_dll_path, abi_version);
676
677     return found;
678 }
679
680 static BOOL get_mono_path(LPWSTR path, int abi_version)
681 {
682     static const WCHAR subdir_mono[] = {'\\','m','o','n','o',0};
683     static const WCHAR sibling_mono[] = {'\\','.','.','\\','m','o','n','o',0};
684     WCHAR base_path[MAX_PATH];
685     const char *unix_data_dir;
686     WCHAR *dos_data_dir;
687     int build_tree=0;
688     static WCHAR* (CDECL *wine_get_dos_file_name)(const char*);
689
690     /* First try c:\windows\mono */
691     GetWindowsDirectoryW(base_path, MAX_PATH);
692     strcatW(base_path, subdir_mono);
693
694     if (get_mono_path_from_folder(base_path, path, abi_version))
695         return TRUE;
696
697     /* Next: /usr/share/wine/mono */
698     unix_data_dir = wine_get_data_dir();
699
700     if (!unix_data_dir)
701     {
702         unix_data_dir = wine_get_build_dir();
703         build_tree = 1;
704     }
705
706     if (unix_data_dir)
707     {
708         if (!wine_get_dos_file_name)
709             wine_get_dos_file_name = (void*)GetProcAddress(GetModuleHandleA("kernel32"), "wine_get_dos_file_name");
710
711         if (wine_get_dos_file_name)
712         {
713             dos_data_dir = wine_get_dos_file_name(unix_data_dir);
714
715             if (dos_data_dir)
716             {
717                 strcpyW(base_path, dos_data_dir);
718                 strcatW(base_path, build_tree ? sibling_mono : subdir_mono);
719
720                 HeapFree(GetProcessHeap(), 0, dos_data_dir);
721
722                 if (get_mono_path_from_folder(base_path, path, abi_version))
723                     return TRUE;
724             }
725         }
726     }
727
728     /* Last: the registry */
729     return get_mono_path_from_registry(path, abi_version);
730 }
731
732 static void find_runtimes(void)
733 {
734     int abi_version, i;
735     static const WCHAR libmono[] = {'\\','l','i','b','\\','m','o','n','o','\\',0};
736     static const WCHAR mscorlib[] = {'\\','m','s','c','o','r','l','i','b','.','d','l','l',0};
737     WCHAR mono_path[MAX_PATH], lib_path[MAX_PATH];
738     BOOL any_runtimes_found = FALSE;
739
740     if (runtimes_initialized) return;
741
742     EnterCriticalSection(&runtime_list_cs);
743
744     if (runtimes_initialized) goto end;
745
746     for (abi_version=NUM_ABI_VERSIONS; abi_version>0; abi_version--)
747     {
748         if (!get_mono_path(mono_path, abi_version))
749             continue;
750
751         for (i=0; i<NUM_RUNTIMES; i++)
752         {
753             if (runtimes[i].mono_abi_version == 0)
754             {
755                 strcpyW(lib_path, mono_path);
756                 strcatW(lib_path, libmono);
757                 strcatW(lib_path, runtimes[i].mono_libdir);
758                 strcatW(lib_path, mscorlib);
759
760                 if (GetFileAttributesW(lib_path) != INVALID_FILE_ATTRIBUTES)
761                 {
762                     runtimes[i].mono_abi_version = abi_version;
763
764                     strcpyW(runtimes[i].mono_path, mono_path);
765                     strcpyW(runtimes[i].mscorlib_path, lib_path);
766
767                     any_runtimes_found = TRUE;
768                 }
769             }
770         }
771     }
772
773     if (!any_runtimes_found)
774     {
775         /* Report all runtimes are available if Mono isn't installed.
776          * FIXME: Remove this when Mono is properly packaged. */
777         for (i=0; i<NUM_RUNTIMES; i++)
778             runtimes[i].mono_abi_version = -1;
779     }
780
781     runtimes_initialized = 1;
782
783 end:
784     LeaveCriticalSection(&runtime_list_cs);
785 }
786
787 struct InstalledRuntimeEnum
788 {
789     IEnumUnknown IEnumUnknown_iface;
790     LONG ref;
791     ULONG pos;
792 };
793
794 static const struct IEnumUnknownVtbl InstalledRuntimeEnum_Vtbl;
795
796 static inline struct InstalledRuntimeEnum *impl_from_IEnumUnknown(IEnumUnknown *iface)
797 {
798     return CONTAINING_RECORD(iface, struct InstalledRuntimeEnum, IEnumUnknown_iface);
799 }
800
801 static HRESULT WINAPI InstalledRuntimeEnum_QueryInterface(IEnumUnknown* iface, REFIID riid,
802         void **ppvObject)
803 {
804     TRACE("%p %s %p\n", iface, debugstr_guid(riid), ppvObject);
805
806     if ( IsEqualGUID( riid, &IID_IEnumUnknown ) ||
807          IsEqualGUID( riid, &IID_IUnknown ) )
808     {
809         *ppvObject = iface;
810     }
811     else
812     {
813         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
814         return E_NOINTERFACE;
815     }
816
817     IEnumUnknown_AddRef( iface );
818
819     return S_OK;
820 }
821
822 static ULONG WINAPI InstalledRuntimeEnum_AddRef(IEnumUnknown* iface)
823 {
824     struct InstalledRuntimeEnum *This = impl_from_IEnumUnknown(iface);
825     ULONG ref = InterlockedIncrement(&This->ref);
826
827     TRACE("(%p) refcount=%u\n", iface, ref);
828
829     return ref;
830 }
831
832 static ULONG WINAPI InstalledRuntimeEnum_Release(IEnumUnknown* iface)
833 {
834     struct InstalledRuntimeEnum *This = impl_from_IEnumUnknown(iface);
835     ULONG ref = InterlockedDecrement(&This->ref);
836
837     TRACE("(%p) refcount=%u\n", iface, ref);
838
839     if (ref == 0)
840     {
841         HeapFree(GetProcessHeap(), 0, This);
842     }
843
844     return ref;
845 }
846
847 static HRESULT WINAPI InstalledRuntimeEnum_Next(IEnumUnknown *iface, ULONG celt,
848     IUnknown **rgelt, ULONG *pceltFetched)
849 {
850     struct InstalledRuntimeEnum *This = impl_from_IEnumUnknown(iface);
851     int num_fetched = 0;
852     HRESULT hr=S_OK;
853     IUnknown *item;
854
855     TRACE("(%p,%u,%p,%p)\n", iface, celt, rgelt, pceltFetched);
856
857     while (num_fetched < celt)
858     {
859         if (This->pos >= NUM_RUNTIMES)
860         {
861             hr = S_FALSE;
862             break;
863         }
864         if (runtimes[This->pos].mono_abi_version)
865         {
866             item = (IUnknown*)&runtimes[This->pos].ICLRRuntimeInfo_iface;
867             IUnknown_AddRef(item);
868             rgelt[num_fetched] = item;
869             num_fetched++;
870         }
871         This->pos++;
872     }
873
874     if (pceltFetched)
875         *pceltFetched = num_fetched;
876
877     return hr;
878 }
879
880 static HRESULT WINAPI InstalledRuntimeEnum_Skip(IEnumUnknown *iface, ULONG celt)
881 {
882     struct InstalledRuntimeEnum *This = impl_from_IEnumUnknown(iface);
883     int num_fetched = 0;
884     HRESULT hr=S_OK;
885
886     TRACE("(%p,%u)\n", iface, celt);
887
888     while (num_fetched < celt)
889     {
890         if (This->pos >= NUM_RUNTIMES)
891         {
892             hr = S_FALSE;
893             break;
894         }
895         if (runtimes[This->pos].mono_abi_version)
896         {
897             num_fetched++;
898         }
899         This->pos++;
900     }
901
902     return hr;
903 }
904
905 static HRESULT WINAPI InstalledRuntimeEnum_Reset(IEnumUnknown *iface)
906 {
907     struct InstalledRuntimeEnum *This = impl_from_IEnumUnknown(iface);
908
909     TRACE("(%p)\n", iface);
910
911     This->pos = 0;
912
913     return S_OK;
914 }
915
916 static HRESULT WINAPI InstalledRuntimeEnum_Clone(IEnumUnknown *iface, IEnumUnknown **ppenum)
917 {
918     struct InstalledRuntimeEnum *This = impl_from_IEnumUnknown(iface);
919     struct InstalledRuntimeEnum *new_enum;
920
921     TRACE("(%p)\n", iface);
922
923     new_enum = HeapAlloc(GetProcessHeap(), 0, sizeof(*new_enum));
924     if (!new_enum)
925         return E_OUTOFMEMORY;
926
927     new_enum->IEnumUnknown_iface.lpVtbl = &InstalledRuntimeEnum_Vtbl;
928     new_enum->ref = 1;
929     new_enum->pos = This->pos;
930
931     *ppenum = &new_enum->IEnumUnknown_iface;
932
933     return S_OK;
934 }
935
936 static const struct IEnumUnknownVtbl InstalledRuntimeEnum_Vtbl = {
937     InstalledRuntimeEnum_QueryInterface,
938     InstalledRuntimeEnum_AddRef,
939     InstalledRuntimeEnum_Release,
940     InstalledRuntimeEnum_Next,
941     InstalledRuntimeEnum_Skip,
942     InstalledRuntimeEnum_Reset,
943     InstalledRuntimeEnum_Clone
944 };
945
946 struct CLRMetaHost
947 {
948     ICLRMetaHost ICLRMetaHost_iface;
949 };
950
951 static struct CLRMetaHost GlobalCLRMetaHost;
952
953 static HRESULT WINAPI CLRMetaHost_QueryInterface(ICLRMetaHost* iface,
954         REFIID riid,
955         void **ppvObject)
956 {
957     TRACE("%s %p\n", debugstr_guid(riid), ppvObject);
958
959     if ( IsEqualGUID( riid, &IID_ICLRMetaHost ) ||
960          IsEqualGUID( riid, &IID_IUnknown ) )
961     {
962         *ppvObject = iface;
963     }
964     else
965     {
966         FIXME("Unsupported interface %s\n", debugstr_guid(riid));
967         return E_NOINTERFACE;
968     }
969
970     ICLRMetaHost_AddRef( iface );
971
972     return S_OK;
973 }
974
975 static ULONG WINAPI CLRMetaHost_AddRef(ICLRMetaHost* iface)
976 {
977     return 2;
978 }
979
980 static ULONG WINAPI CLRMetaHost_Release(ICLRMetaHost* iface)
981 {
982     return 1;
983 }
984
985 static BOOL parse_runtime_version(LPCWSTR version, DWORD *major, DWORD *minor, DWORD *build)
986 {
987     *major = 0;
988     *minor = 0;
989     *build = 0;
990
991     if (version[0] == 'v' || version[0] == 'V')
992     {
993         version++;
994         if (!isdigit(*version))
995             return FALSE;
996
997         while (isdigit(*version))
998             *major = *major * 10 + (*version++ - '0');
999
1000         if (*version == 0)
1001             return TRUE;
1002
1003         if (*version++ != '.' || !isdigit(*version))
1004             return FALSE;
1005
1006         while (isdigit(*version))
1007             *minor = *minor * 10 + (*version++ - '0');
1008
1009         if (*version == 0)
1010             return TRUE;
1011
1012         if (*version++ != '.' || !isdigit(*version))
1013             return FALSE;
1014
1015         while (isdigit(*version))
1016             *build = *build * 10 + (*version++ - '0');
1017
1018         return *version == 0;
1019     }
1020     else
1021         return FALSE;
1022 }
1023
1024 HRESULT WINAPI CLRMetaHost_GetRuntime(ICLRMetaHost* iface,
1025     LPCWSTR pwzVersion, REFIID iid, LPVOID *ppRuntime)
1026 {
1027     int i;
1028     DWORD major, minor, build;
1029
1030     TRACE("%s %s %p\n", debugstr_w(pwzVersion), debugstr_guid(iid), ppRuntime);
1031
1032     if (!pwzVersion)
1033         return E_POINTER;
1034
1035     if (!parse_runtime_version(pwzVersion, &major, &minor, &build))
1036     {
1037         ERR("Cannot parse %s\n", debugstr_w(pwzVersion));
1038         return CLR_E_SHIM_RUNTIME;
1039     }
1040
1041     find_runtimes();
1042
1043     for (i=0; i<NUM_RUNTIMES; i++)
1044     {
1045         if (runtimes[i].major == major && runtimes[i].minor == minor &&
1046             runtimes[i].build == build)
1047         {
1048             if (runtimes[i].mono_abi_version)
1049                 return ICLRRuntimeInfo_QueryInterface(&runtimes[i].ICLRRuntimeInfo_iface, iid,
1050                         ppRuntime);
1051             else
1052             {
1053                 missing_runtime_message(&runtimes[i]);
1054                 return CLR_E_SHIM_RUNTIME;
1055             }
1056         }
1057     }
1058
1059     FIXME("Unrecognized version %s\n", debugstr_w(pwzVersion));
1060     return CLR_E_SHIM_RUNTIME;
1061 }
1062
1063 HRESULT WINAPI CLRMetaHost_GetVersionFromFile(ICLRMetaHost* iface,
1064     LPCWSTR pwzFilePath, LPWSTR pwzBuffer, DWORD *pcchBuffer)
1065 {
1066     ASSEMBLY *assembly;
1067     HRESULT hr;
1068     LPSTR version;
1069     ULONG buffer_size=*pcchBuffer;
1070
1071     TRACE("%s %p %p\n", debugstr_w(pwzFilePath), pwzBuffer, pcchBuffer);
1072
1073     hr = assembly_create(&assembly, pwzFilePath);
1074
1075     if (SUCCEEDED(hr))
1076     {
1077         hr = assembly_get_runtime_version(assembly, &version);
1078
1079         if (SUCCEEDED(hr))
1080         {
1081             *pcchBuffer = MultiByteToWideChar(CP_UTF8, 0, version, -1, NULL, 0);
1082
1083             if (pwzBuffer)
1084             {
1085                 if (buffer_size >= *pcchBuffer)
1086                     MultiByteToWideChar(CP_UTF8, 0, version, -1, pwzBuffer, buffer_size);
1087                 else
1088                     hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
1089             }
1090         }
1091
1092         assembly_release(assembly);
1093     }
1094
1095     return hr;
1096 }
1097
1098 static HRESULT WINAPI CLRMetaHost_EnumerateInstalledRuntimes(ICLRMetaHost* iface,
1099     IEnumUnknown **ppEnumerator)
1100 {
1101     struct InstalledRuntimeEnum *new_enum;
1102
1103     TRACE("%p\n", ppEnumerator);
1104
1105     find_runtimes();
1106
1107     new_enum = HeapAlloc(GetProcessHeap(), 0, sizeof(*new_enum));
1108     if (!new_enum)
1109         return E_OUTOFMEMORY;
1110
1111     new_enum->IEnumUnknown_iface.lpVtbl = &InstalledRuntimeEnum_Vtbl;
1112     new_enum->ref = 1;
1113     new_enum->pos = 0;
1114
1115     *ppEnumerator = &new_enum->IEnumUnknown_iface;
1116
1117     return S_OK;
1118 }
1119
1120 static HRESULT WINAPI CLRMetaHost_EnumerateLoadedRuntimes(ICLRMetaHost* iface,
1121     HANDLE hndProcess, IEnumUnknown **ppEnumerator)
1122 {
1123     FIXME("%p %p\n", hndProcess, ppEnumerator);
1124
1125     return E_NOTIMPL;
1126 }
1127
1128 static HRESULT WINAPI CLRMetaHost_RequestRuntimeLoadedNotification(ICLRMetaHost* iface,
1129     RuntimeLoadedCallbackFnPtr pCallbackFunction)
1130 {
1131     FIXME("%p\n", pCallbackFunction);
1132
1133     return E_NOTIMPL;
1134 }
1135
1136 static HRESULT WINAPI CLRMetaHost_QueryLegacyV2RuntimeBinding(ICLRMetaHost* iface,
1137     REFIID riid, LPVOID *ppUnk)
1138 {
1139     FIXME("%s %p\n", debugstr_guid(riid), ppUnk);
1140
1141     return E_NOTIMPL;
1142 }
1143
1144 static HRESULT WINAPI CLRMetaHost_ExitProcess(ICLRMetaHost* iface, INT32 iExitCode)
1145 {
1146     FIXME("%i: stub\n", iExitCode);
1147
1148     ExitProcess(iExitCode);
1149 }
1150
1151 static const struct ICLRMetaHostVtbl CLRMetaHost_vtbl =
1152 {
1153     CLRMetaHost_QueryInterface,
1154     CLRMetaHost_AddRef,
1155     CLRMetaHost_Release,
1156     CLRMetaHost_GetRuntime,
1157     CLRMetaHost_GetVersionFromFile,
1158     CLRMetaHost_EnumerateInstalledRuntimes,
1159     CLRMetaHost_EnumerateLoadedRuntimes,
1160     CLRMetaHost_RequestRuntimeLoadedNotification,
1161     CLRMetaHost_QueryLegacyV2RuntimeBinding,
1162     CLRMetaHost_ExitProcess
1163 };
1164
1165 static struct CLRMetaHost GlobalCLRMetaHost = {
1166     { &CLRMetaHost_vtbl }
1167 };
1168
1169 HRESULT CLRMetaHost_CreateInstance(REFIID riid, void **ppobj)
1170 {
1171     return ICLRMetaHost_QueryInterface(&GlobalCLRMetaHost.ICLRMetaHost_iface, riid, ppobj);
1172 }
1173
1174 static MonoAssembly* mono_assembly_search_hook_fn(MonoAssemblyName *aname, char **assemblies_path, void *user_data)
1175 {
1176     loaded_mono *mono = user_data;
1177     HRESULT hr=S_OK;
1178     MonoAssembly *result=NULL;
1179     char *stringname=NULL;
1180     LPWSTR stringnameW;
1181     int stringnameW_size;
1182     IAssemblyCache *asmcache;
1183     ASSEMBLY_INFO info;
1184     WCHAR path[MAX_PATH];
1185     char *pathA;
1186     MonoImageOpenStatus stat;
1187     static WCHAR fusiondll[] = {'f','u','s','i','o','n',0};
1188     HMODULE hfusion=NULL;
1189     static HRESULT (WINAPI *pCreateAssemblyCache)(IAssemblyCache**,DWORD);
1190
1191     stringname = mono->mono_stringify_assembly_name(aname);
1192
1193     TRACE("%s\n", debugstr_a(stringname));
1194
1195     if (!stringname) return NULL;
1196
1197     /* FIXME: We should search the given paths before the GAC. */
1198
1199     if (!pCreateAssemblyCache)
1200     {
1201         hr = LoadLibraryShim(fusiondll, NULL, NULL, &hfusion);
1202
1203         if (SUCCEEDED(hr))
1204         {
1205             pCreateAssemblyCache = (void*)GetProcAddress(hfusion, "CreateAssemblyCache");
1206             if (!pCreateAssemblyCache)
1207                 hr = E_FAIL;
1208         }
1209     }
1210
1211     if (SUCCEEDED(hr))
1212         hr = pCreateAssemblyCache(&asmcache, 0);
1213
1214     if (SUCCEEDED(hr))
1215     {
1216         stringnameW_size = MultiByteToWideChar(CP_UTF8, 0, stringname, -1, NULL, 0);
1217
1218         stringnameW = HeapAlloc(GetProcessHeap(), 0, stringnameW_size * sizeof(WCHAR));
1219         if (stringnameW)
1220             MultiByteToWideChar(CP_UTF8, 0, stringname, -1, stringnameW, stringnameW_size);
1221         else
1222             hr = E_OUTOFMEMORY;
1223
1224         if (SUCCEEDED(hr))
1225         {
1226             info.cbAssemblyInfo = sizeof(info);
1227             info.pszCurrentAssemblyPathBuf = path;
1228             info.cchBuf = MAX_PATH;
1229             path[0] = 0;
1230
1231             hr = IAssemblyCache_QueryAssemblyInfo(asmcache, 0, stringnameW, &info);
1232         }
1233
1234         HeapFree(GetProcessHeap(), 0, stringnameW);
1235
1236         IAssemblyCache_Release(asmcache);
1237     }
1238
1239     if (SUCCEEDED(hr))
1240     {
1241         TRACE("found: %s\n", debugstr_w(path));
1242
1243         pathA = WtoA(path);
1244
1245         if (pathA)
1246         {
1247             result = mono->mono_assembly_open(pathA, &stat);
1248
1249             if (!result)
1250                 ERR("Failed to load %s, status=%u\n", debugstr_w(path), stat);
1251
1252             HeapFree(GetProcessHeap(), 0, pathA);
1253         }
1254     }
1255
1256     mono->mono_free(stringname);
1257
1258     return result;
1259 }
1260
1261 HRESULT get_runtime_info(LPCWSTR exefile, LPCWSTR version, LPCWSTR config_file,
1262     DWORD startup_flags, DWORD runtimeinfo_flags, BOOL legacy, ICLRRuntimeInfo **result)
1263 {
1264     static const WCHAR dotconfig[] = {'.','c','o','n','f','i','g',0};
1265     static const DWORD supported_startup_flags = 0;
1266     static const DWORD supported_runtime_flags = RUNTIME_INFO_UPGRADE_VERSION;
1267     int i;
1268     WCHAR local_version[MAX_PATH];
1269     ULONG local_version_size = MAX_PATH;
1270     WCHAR local_config_file[MAX_PATH];
1271     HRESULT hr;
1272     parsed_config_file parsed_config;
1273
1274     if (startup_flags & ~supported_startup_flags)
1275         FIXME("unsupported startup flags %x\n", startup_flags & ~supported_startup_flags);
1276
1277     if (runtimeinfo_flags & ~supported_runtime_flags)
1278         FIXME("unsupported runtimeinfo flags %x\n", runtimeinfo_flags & ~supported_runtime_flags);
1279
1280     if (exefile && !config_file)
1281     {
1282         strcpyW(local_config_file, exefile);
1283         strcatW(local_config_file, dotconfig);
1284
1285         config_file = local_config_file;
1286     }
1287
1288     if (config_file)
1289     {
1290         int found=0;
1291         hr = parse_config_file(config_file, &parsed_config);
1292
1293         if (SUCCEEDED(hr))
1294         {
1295             supported_runtime *entry;
1296             LIST_FOR_EACH_ENTRY(entry, &parsed_config.supported_runtimes, supported_runtime, entry)
1297             {
1298                 hr = CLRMetaHost_GetRuntime(0, entry->version, &IID_ICLRRuntimeInfo, (void**)result);
1299                 if (SUCCEEDED(hr))
1300                 {
1301                     found = 1;
1302                     break;
1303                 }
1304             }
1305         }
1306         else
1307         {
1308             WARN("failed to parse config file %s, hr=%x\n", debugstr_w(config_file), hr);
1309         }
1310
1311         free_parsed_config_file(&parsed_config);
1312
1313         if (found)
1314             return S_OK;
1315     }
1316
1317     if (exefile && !version)
1318     {
1319         hr = CLRMetaHost_GetVersionFromFile(0, exefile, local_version, &local_version_size);
1320
1321         version = local_version;
1322
1323         if (FAILED(hr)) return hr;
1324     }
1325
1326     if (version)
1327     {
1328         hr = CLRMetaHost_GetRuntime(0, version, &IID_ICLRRuntimeInfo, (void**)result);
1329         if(SUCCEEDED(hr))
1330             return hr;
1331     }
1332
1333     if (runtimeinfo_flags & RUNTIME_INFO_UPGRADE_VERSION)
1334     {
1335         DWORD major, minor, build;
1336
1337         if (version && !parse_runtime_version(version, &major, &minor, &build))
1338         {
1339             ERR("Cannot parse %s\n", debugstr_w(version));
1340             return CLR_E_SHIM_RUNTIME;
1341         }
1342
1343         find_runtimes();
1344
1345         if (legacy)
1346             i = 2;
1347         else
1348             i = NUM_RUNTIMES;
1349
1350         while (i--)
1351         {
1352             if (runtimes[i].mono_abi_version)
1353             {
1354                 /* Must be greater or equal to the version passed in. */
1355                 if (!version || ((runtimes[i].major >= major && runtimes[i].minor >= minor && runtimes[i].build >= build) ||
1356                      (runtimes[i].major >= major && runtimes[i].minor > minor) ||
1357                      (runtimes[i].major > major)))
1358                 {
1359                     return ICLRRuntimeInfo_QueryInterface(&runtimes[i].ICLRRuntimeInfo_iface,
1360                             &IID_ICLRRuntimeInfo, (void **)result);
1361                 }
1362             }
1363         }
1364
1365         if (legacy)
1366             missing_runtime_message(&runtimes[1]);
1367         else
1368             missing_runtime_message(&runtimes[NUM_RUNTIMES-1]);
1369
1370         return CLR_E_SHIM_RUNTIME;
1371     }
1372
1373     return CLR_E_SHIM_RUNTIME;
1374 }