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