mono/metadata/process.c

   1 /*
   2  * process.c: System.Diagnostics.Process support
   3  *
   4  * Author:
   5  *      Dick Porter (dick@ximian.com)
   6  *
   7  * Copyright 2002 Ximian, Inc.
   8  * Copyright 2002-2006 Novell, Inc.
   9  * Licensed under the MIT license. See LICENSE file in the project root for full license information.
  10  */
  11
  12 #include <config.h>
  13
  14 #include <glib.h>
  15 #include <string.h>
  16
  17 #include <mono/metadata/object-internals.h>
  18 #include <mono/metadata/process.h>
  19 #include <mono/metadata/assembly.h>
  20 #include <mono/metadata/appdomain.h>
  21 #include <mono/metadata/image.h>
  22 #include <mono/metadata/cil-coff.h>
  23 #include <mono/metadata/exception.h>
  24 #include <mono/metadata/threadpool-ms-io.h>
  25 #include <mono/utils/strenc.h>
  26 #include <mono/utils/mono-proclib.h>
  27 #include <mono/io-layer/io-layer.h>
  28 /* FIXME: fix this code to not depend so much on the internals */
  29 #include <mono/metadata/class-internals.h>
  30 #include <mono/utils/w32handle.h>
  31
  32 #define LOGDEBUG(...)
  33 /* define LOGDEBUG(...) g_message(__VA_ARGS__)  */
  34
  35 #ifdef _WIN32
  36 #include <shellapi.h>
  37 #endif
  38
  39 HANDLE
  40 ves_icall_System_Diagnostics_Process_GetProcess_internal (guint32 pid)
  41 {
  42         HANDLE handle;
  43
  44         /* GetCurrentProcess returns a pseudo-handle, so use
  45          * OpenProcess instead
  46          */
  47         handle = OpenProcess (PROCESS_ALL_ACCESS, TRUE, pid);
  48         if (handle == NULL)
  49                 /* FIXME: Throw an exception */
  50                 return NULL;
  51         return handle;
  52 }
  53
  54 static MonoImage *system_assembly;
  55
  56 static void
  57 stash_system_assembly (MonoObject *obj)
  58 {
  59         if (!system_assembly)
  60                 system_assembly = obj->vtable->klass->image;
  61 }
  62
  63 //Hand coded version that loads from system
  64 static MonoClass*
  65 mono_class_get_file_version_info_class (void)
  66 {
  67         static MonoClass *tmp_class;
  68         MonoClass *klass = tmp_class;
  69         if (!klass) {
  70                 klass = mono_class_load_from_name (system_assembly, "System.Diagnostics", "FileVersionInfo");
  71                 mono_memory_barrier ();
  72                 tmp_class = klass;
  73         }
  74         return klass;
  75 }
  76
  77 static MonoClass*
  78 mono_class_get_process_module_class (void)
  79 {
  80         static MonoClass *tmp_class;
  81         MonoClass *klass = tmp_class;
  82         if (!klass) {
  83                 klass = mono_class_load_from_name (system_assembly, "System.Diagnostics", "ProcessModule");
  84                 mono_memory_barrier ();
  85                 tmp_class = klass;
  86         }
  87         return klass;
  88 }
  89
  90 static guint32
  91 unicode_chars (const gunichar2 *str)
  92 {
  93         guint32 len;
  94
  95         for (len = 0; str [len] != '\0'; ++len)
  96                 ;
  97         return len;
  98 }
  99
 100 static void
 101 process_set_field_object (MonoObject *obj, const gchar *fieldname,
 102                                                   MonoObject *data)
 103 {
 104         MonoClassField *field;
 105
 106         LOGDEBUG (g_message ("%s: Setting field %s to object at %p", __func__, fieldname, data));
 107
 108         field = mono_class_get_field_from_name (mono_object_class (obj),
 109                                                                                         fieldname);
 110         mono_gc_wbarrier_generic_store (((char *)obj) + field->offset, data);
 111 }
 112
 113 static void
 114 process_set_field_string (MonoObject *obj, const gchar *fieldname,
 115                                                   const gunichar2 *val, guint32 len, MonoError *error)
 116 {
 117         MonoClassField *field;
 118         MonoString *string;
 119
 120         mono_error_init (error);
 121
 122         LOGDEBUG (g_message ("%s: Setting field %s to [%s]", __func__, fieldname, g_utf16_to_utf8 (val, len, NULL, NULL, NULL)));
 123
 124         string = mono_string_new_utf16_checked (mono_object_domain (obj), val, len, error);
 125
 126         field = mono_class_get_field_from_name (mono_object_class (obj),
 127                                                                                         fieldname);
 128         mono_gc_wbarrier_generic_store (((char *)obj) + field->offset, (MonoObject*)string);
 129 }
 130
 131 static void
 132 process_set_field_string_char (MonoObject *obj, const gchar *fieldname,
 133                                                            const gchar *val)
 134 {
 135         MonoClassField *field;
 136         MonoString *string;
 137
 138         LOGDEBUG (g_message ("%s: Setting field %s to [%s]", __func__, fieldname, val));
 139
 140         string = mono_string_new (mono_object_domain (obj), val);
 141
 142         field = mono_class_get_field_from_name (mono_object_class (obj), fieldname);
 143         mono_gc_wbarrier_generic_store (((char *)obj) + field->offset, (MonoObject*)string);
 144 }
 145
 146 static void
 147 process_set_field_int (MonoObject *obj, const gchar *fieldname,
 148                                            guint32 val)
 149 {
 150         MonoClassField *field;
 151
 152         LOGDEBUG (g_message ("%s: Setting field %s to %d", __func__,fieldname, val));
 153
 154         field = mono_class_get_field_from_name (mono_object_class (obj),
 155                                               fieldname);
 156         *(guint32 *)(((char *)obj) + field->offset)=val;
 157 }
 158
 159 static void
 160 process_set_field_intptr (MonoObject *obj, const gchar *fieldname,
 161                                                   gpointer val)
 162 {
 163         MonoClassField *field;
 164
 165         LOGDEBUG (g_message ("%s: Setting field %s to %p", __func__, fieldname, val));
 166
 167         field = mono_class_get_field_from_name (mono_object_class (obj),
 168                                                                                         fieldname);
 169         *(gpointer *)(((char *)obj) + field->offset) = val;
 170 }
 171
 172 static void
 173 process_set_field_bool (MonoObject *obj, const gchar *fieldname,
 174                                                 gboolean val)
 175 {
 176         MonoClassField *field;
 177
 178         LOGDEBUG (g_message ("%s: Setting field %s to %s", __func__, fieldname, val ? "TRUE":"FALSE"));
 179
 180         field = mono_class_get_field_from_name (mono_object_class (obj),
 181                                                                                         fieldname);
 182         *(guint8 *)(((char *)obj) + field->offset) = val;
 183 }
 184
 185 #define SFI_COMMENTS            "\\StringFileInfo\\%02X%02X%02X%02X\\Comments"
 186 #define SFI_COMPANYNAME         "\\StringFileInfo\\%02X%02X%02X%02X\\CompanyName"
 187 #define SFI_FILEDESCRIPTION     "\\StringFileInfo\\%02X%02X%02X%02X\\FileDescription"
 188 #define SFI_FILEVERSION         "\\StringFileInfo\\%02X%02X%02X%02X\\FileVersion"
 189 #define SFI_INTERNALNAME        "\\StringFileInfo\\%02X%02X%02X%02X\\InternalName"
 190 #define SFI_LEGALCOPYRIGHT      "\\StringFileInfo\\%02X%02X%02X%02X\\LegalCopyright"
 191 #define SFI_LEGALTRADEMARKS     "\\StringFileInfo\\%02X%02X%02X%02X\\LegalTrademarks"
 192 #define SFI_ORIGINALFILENAME    "\\StringFileInfo\\%02X%02X%02X%02X\\OriginalFilename"
 193 #define SFI_PRIVATEBUILD        "\\StringFileInfo\\%02X%02X%02X%02X\\PrivateBuild"
 194 #define SFI_PRODUCTNAME         "\\StringFileInfo\\%02X%02X%02X%02X\\ProductName"
 195 #define SFI_PRODUCTVERSION      "\\StringFileInfo\\%02X%02X%02X%02X\\ProductVersion"
 196 #define SFI_SPECIALBUILD        "\\StringFileInfo\\%02X%02X%02X%02X\\SpecialBuild"
 197 #define EMPTY_STRING            (gunichar2*)"\000\000"
 198
 199 static void
 200 process_module_string_read (MonoObject *filever, gpointer data,
 201                                                         const gchar *fieldname,
 202                                                         guchar lang_hi, guchar lang_lo,
 203                                                         const gchar *key, MonoError *error)
 204 {
 205         gchar *lang_key_utf8;
 206         gunichar2 *lang_key, *buffer;
 207         UINT chars;
 208
 209         mono_error_init (error);
 210
 211         lang_key_utf8 = g_strdup_printf (key, lang_lo, lang_hi, 0x04, 0xb0);
 212
 213         LOGDEBUG (g_message ("%s: asking for [%s]", __func__, lang_key_utf8));
 214
 215         lang_key = g_utf8_to_utf16 (lang_key_utf8, -1, NULL, NULL, NULL);
 216
 217         if (VerQueryValue (data, lang_key, (gpointer *)&buffer, &chars) && chars > 0) {
 218                 LOGDEBUG (g_message ("%s: found %d chars of [%s]", __func__, chars, g_utf16_to_utf8 (buffer, chars, NULL, NULL, NULL)));
 219                 /* chars includes trailing null */
 220                 process_set_field_string (filever, fieldname, buffer, chars - 1, error);
 221         } else {
 222                 process_set_field_string (filever, fieldname, EMPTY_STRING, 0, error);
 223         }
 224
 225         g_free (lang_key);
 226         g_free (lang_key_utf8);
 227 }
 228
 229 typedef struct {
 230         const char *name;
 231         const char *id;
 232 } StringTableEntry;
 233
 234 static StringTableEntry stringtable_entries [] = {
 235         { "comments", SFI_COMMENTS },
 236         { "companyname", SFI_COMPANYNAME },
 237         { "filedescription", SFI_FILEDESCRIPTION },
 238         { "fileversion", SFI_FILEVERSION },
 239         { "internalname", SFI_INTERNALNAME },
 240         { "legalcopyright", SFI_LEGALCOPYRIGHT },
 241         { "legaltrademarks", SFI_LEGALTRADEMARKS },
 242         { "originalfilename", SFI_ORIGINALFILENAME },
 243         { "privatebuild", SFI_PRIVATEBUILD },
 244         { "productname", SFI_PRODUCTNAME },
 245         { "productversion", SFI_PRODUCTVERSION },
 246         { "specialbuild", SFI_SPECIALBUILD }
 247 };
 248
 249 static void
 250 process_module_stringtable (MonoObject *filever, gpointer data,
 251                                                         guchar lang_hi, guchar lang_lo, MonoError *error)
 252 {
 253         int i;
 254
 255         for (i = 0; i < G_N_ELEMENTS (stringtable_entries); ++i) {
 256                 process_module_string_read (filever, data, stringtable_entries [i].name, lang_hi, lang_lo,
 257                                                                         stringtable_entries [i].id, error);
 258                 return_if_nok (error);
 259         }
 260 }
 261
 262 static void
 263 process_get_fileversion (MonoObject *filever, gunichar2 *filename, MonoError *error)
 264 {
 265         DWORD verinfohandle;
 266         VS_FIXEDFILEINFO *ffi;
 267         gpointer data;
 268         DWORD datalen;
 269         guchar *trans_data;
 270         gunichar2 *query;
 271         UINT ffi_size, trans_size;
 272         BOOL ok;
 273         gunichar2 lang_buf[128];
 274         guint32 lang, lang_count;
 275
 276         mono_error_init (error);
 277
 278         datalen = GetFileVersionInfoSize (filename, &verinfohandle);
 279         if (datalen) {
 280                 data = g_malloc0 (datalen);
 281                 ok = GetFileVersionInfo (filename, verinfohandle, datalen,
 282                                          data);
 283                 if (ok) {
 284                         query = g_utf8_to_utf16 ("\\", -1, NULL, NULL, NULL);
 285                         if (query == NULL) {
 286                                 g_free (data);
 287                                 return;
 288                         }
 289
 290                         if (VerQueryValue (data, query, (gpointer *)&ffi,
 291                             &ffi_size)) {
 292                                 LOGDEBUG (g_message ("%s: recording assembly: FileName [%s] FileVersionInfo [%d.%d.%d.%d]", __func__, g_utf16_to_utf8 (filename, -1, NULL, NULL, NULL), HIWORD (ffi->dwFileVersionMS), LOWORD (ffi->dwFileVersionMS), HIWORD (ffi->dwFileVersionLS), LOWORD (ffi->dwFileVersionLS)));
 293
 294                                 process_set_field_int (filever, "filemajorpart", HIWORD (ffi->dwFileVersionMS));
 295                                 process_set_field_int (filever, "fileminorpart", LOWORD (ffi->dwFileVersionMS));
 296                                 process_set_field_int (filever, "filebuildpart", HIWORD (ffi->dwFileVersionLS));
 297                                 process_set_field_int (filever, "fileprivatepart", LOWORD (ffi->dwFileVersionLS));
 298
 299                                 process_set_field_int (filever, "productmajorpart", HIWORD (ffi->dwProductVersionMS));
 300                                 process_set_field_int (filever, "productminorpart", LOWORD (ffi->dwProductVersionMS));
 301                                 process_set_field_int (filever, "productbuildpart", HIWORD (ffi->dwProductVersionLS));
 302                                 process_set_field_int (filever, "productprivatepart", LOWORD (ffi->dwProductVersionLS));
 303
 304                                 process_set_field_bool (filever, "isdebug", ((ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_DEBUG) != 0);
 305                                 process_set_field_bool (filever, "isprerelease", ((ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_PRERELEASE) != 0);
 306                                 process_set_field_bool (filever, "ispatched", ((ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_PATCHED) != 0);
 307                                 process_set_field_bool (filever, "isprivatebuild", ((ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_PRIVATEBUILD) != 0);
 308                                 process_set_field_bool (filever, "isspecialbuild", ((ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_SPECIALBUILD) != 0);
 309                         }
 310                         g_free (query);
 311
 312                         query = g_utf8_to_utf16 ("\\VarFileInfo\\Translation", -1, NULL, NULL, NULL);
 313                         if (query == NULL) {
 314                                 g_free (data);
 315                                 return;
 316                         }
 317
 318                         if (VerQueryValue (data, query,
 319                                            (gpointer *)&trans_data,
 320                                            &trans_size)) {
 321                                 /* use the first language ID we see
 322                                  */
 323                                 if (trans_size >= 4) {
 324                                         LOGDEBUG (g_message("%s: %s has 0x%0x 0x%0x 0x%0x 0x%0x", __func__, g_utf16_to_utf8 (filename, -1, NULL, NULL, NULL), trans_data[0], trans_data[1], trans_data[2], trans_data[3]));
 325                                         lang = (trans_data[0]) |
 326                                                 (trans_data[1] << 8) |
 327                                                 (trans_data[2] << 16) |
 328                                                 (trans_data[3] << 24);
 329                                         /* Only give the lower 16 bits
 330                                          * to VerLanguageName, as
 331                                          * Windows gets confused
 332                                          * otherwise
 333                                          */
 334                                         lang_count = VerLanguageName (lang & 0xFFFF, lang_buf, 128);
 335                                         if (lang_count) {
 336                                                 process_set_field_string (filever, "language", lang_buf, lang_count, error);
 337                                                 return_if_nok (error);
 338                                         }
 339                                         process_module_stringtable (filever, data, trans_data[0], trans_data[1], error);
 340                                         return_if_nok (error);
 341                                 }
 342                         } else {
 343                                 int i;
 344
 345                                 for (i = 0; i < G_N_ELEMENTS (stringtable_entries); ++i) {
 346                                         /* No strings, so set every field to
 347                                          * the empty string
 348                                          */
 349                                         process_set_field_string (filever,
 350                                                                                           stringtable_entries [i].name,
 351                                                                                           EMPTY_STRING, 0, error);
 352                                         return_if_nok (error);
 353                                 }
 354
 355                                 /* And language seems to be set to
 356                                  * en_US according to bug 374600
 357                                  */
 358                                 lang_count = VerLanguageName (0x0409, lang_buf, 128);
 359                                 if (lang_count) {
 360                                         process_set_field_string (filever, "language", lang_buf, lang_count, error);
 361                                         return_if_nok (error);
 362                                 }
 363                         }
 364
 365                         g_free (query);
 366                 }
 367                 g_free (data);
 368         }
 369 }
 370
 371 static void
 372 process_get_assembly_fileversion (MonoObject *filever, MonoAssembly *assembly)
 373 {
 374         process_set_field_int (filever, "filemajorpart", assembly->aname.major);
 375         process_set_field_int (filever, "fileminorpart", assembly->aname.minor);
 376         process_set_field_int (filever, "filebuildpart", assembly->aname.build);
 377 }
 378
 379 static MonoObject*
 380 get_process_module (MonoAssembly *assembly, MonoClass *proc_class, MonoError *error)
 381 {
 382         MonoObject *item, *filever;
 383         MonoDomain *domain = mono_domain_get ();
 384         char *filename;
 385         const char *modulename = assembly->aname.name;
 386
 387         mono_error_init (error);
 388
 389         /* Build a System.Diagnostics.ProcessModule with the data.
 390          */
 391         item = mono_object_new_checked (domain, proc_class, error);
 392         return_val_if_nok (error, NULL);
 393         filever = mono_object_new_checked (domain, mono_class_get_file_version_info_class (), error);
 394         return_val_if_nok (error, NULL);
 395
 396         filename = g_strdup_printf ("[In Memory] %s", modulename);
 397
 398         process_get_assembly_fileversion (filever, assembly);
 399         process_set_field_string_char (filever, "filename", filename);
 400         process_set_field_object (item, "version_info", filever);
 401
 402         process_set_field_intptr (item, "baseaddr", assembly->image->raw_data);
 403         process_set_field_int (item, "memory_size", assembly->image->raw_data_len);
 404         process_set_field_string_char (item, "filename", filename);
 405         process_set_field_string_char (item, "modulename", modulename);
 406
 407         g_free (filename);
 408
 409         return item;
 410 }
 411
 412 static MonoObject*
 413 process_add_module (HANDLE process, HMODULE mod, gunichar2 *filename, gunichar2 *modulename, MonoClass *proc_class, MonoError *error)
 414 {
 415         MonoObject *item, *filever;
 416         MonoDomain *domain = mono_domain_get ();
 417         MODULEINFO modinfo;
 418         BOOL ok;
 419
 420         mono_error_init (error);
 421
 422         /* Build a System.Diagnostics.ProcessModule with the data.
 423          */
 424         item = mono_object_new_checked (domain, proc_class, error);
 425         return_val_if_nok (error, NULL);
 426         filever = mono_object_new_checked (domain, mono_class_get_file_version_info_class (), error);
 427         return_val_if_nok (error, NULL);
 428
 429         process_get_fileversion (filever, filename, error);
 430         return_val_if_nok (error, NULL);
 431
 432         process_set_field_string (filever, "filename", filename,
 433                                                           unicode_chars (filename), error);
 434         return_val_if_nok (error, NULL);
 435         ok = GetModuleInformation (process, mod, &modinfo, sizeof(MODULEINFO));
 436         if (ok) {
 437                 process_set_field_intptr (item, "baseaddr",
 438                                           modinfo.lpBaseOfDll);
 439                 process_set_field_intptr (item, "entryaddr",
 440                                           modinfo.EntryPoint);
 441                 process_set_field_int (item, "memory_size",
 442                                        modinfo.SizeOfImage);
 443         }
 444         process_set_field_string (item, "filename", filename,
 445                                                           unicode_chars (filename), error);
 446         return_val_if_nok (error, NULL);
 447         process_set_field_string (item, "modulename", modulename,
 448                                                           unicode_chars (modulename), error);
 449         return_val_if_nok (error, NULL);
 450         process_set_field_object (item, "version_info", filever);
 451
 452         return item;
 453 }
 454
 455 static GPtrArray*
 456 get_domain_assemblies (MonoDomain *domain)
 457 {
 458         GSList *tmp;
 459         GPtrArray *assemblies;
 460
 461         /*
 462          * Make a copy of the list of assemblies because we can't hold the assemblies
 463          * lock while creating objects etc.
 464          */
 465         assemblies = g_ptr_array_new ();
 466         mono_domain_assemblies_lock (domain);
 467         for (tmp = domain->domain_assemblies; tmp; tmp = tmp->next) {
 468                 MonoAssembly *ass = (MonoAssembly *)tmp->data;
 469                 if (ass->image->fileio_used)
 470                         continue;
 471                 g_ptr_array_add (assemblies, ass);
 472         }
 473         mono_domain_assemblies_unlock (domain);
 474
 475         return assemblies;
 476 }
 477
 478 /* Returns an array of System.Diagnostics.ProcessModule */
 479 MonoArray *
 480 ves_icall_System_Diagnostics_Process_GetModules_internal (MonoObject *this_obj, HANDLE process)
 481 {
 482         MonoError error;
 483         MonoArray *temp_arr = NULL;
 484         MonoArray *arr;
 485         HMODULE mods[1024];
 486         gunichar2 filename[MAX_PATH];
 487         gunichar2 modname[MAX_PATH];
 488         DWORD needed;
 489         guint32 count = 0, module_count = 0, assembly_count = 0;
 490         guint32 i, num_added = 0;
 491         GPtrArray *assemblies = NULL;
 492
 493         stash_system_assembly (this_obj);
 494
 495         if (GetProcessId (process) == mono_process_current_pid ()) {
 496                 assemblies = get_domain_assemblies (mono_domain_get ());
 497                 assembly_count = assemblies->len;
 498         }
 499
 500         if (EnumProcessModules (process, mods, sizeof(mods), &needed)) {
 501                 module_count += needed / sizeof(HMODULE);
 502         }
 503
 504         count = module_count + assembly_count;
 505         temp_arr = mono_array_new_checked (mono_domain_get (), mono_class_get_process_module_class (), count, &error);
 506         if (mono_error_set_pending_exception (&error))
 507                 return NULL;
 508
 509         for (i = 0; i < module_count; i++) {
 510                 if (GetModuleBaseName (process, mods[i], modname, MAX_PATH) &&
 511                                 GetModuleFileNameEx (process, mods[i], filename, MAX_PATH)) {
 512                         MonoObject *module = process_add_module (process, mods[i],
 513                                                                                                          filename, modname, mono_class_get_process_module_class (), &error);
 514                         if (!mono_error_ok (&error)) {
 515                                 mono_error_set_pending_exception (&error);
 516                                 return NULL;
 517                         }
 518                         mono_array_setref (temp_arr, num_added++, module);
 519                 }
 520         }
 521
 522         if (assemblies) {
 523                 for (i = 0; i < assembly_count; i++) {
 524                         MonoAssembly *ass = (MonoAssembly *)g_ptr_array_index (assemblies, i);
 525                         MonoObject *module = get_process_module (ass, mono_class_get_process_module_class (), &error);
 526                         if (!mono_error_ok (&error)) {
 527                                 mono_error_set_pending_exception (&error);
 528                                 return NULL;
 529                         }
 530                         mono_array_setref (temp_arr, num_added++, module);
 531                 }
 532                 g_ptr_array_free (assemblies, TRUE);
 533         }
 534
 535         if (count == num_added) {
 536                 arr = temp_arr;
 537         } else {
 538                 /* shorter version of the array */
 539                 arr = mono_array_new_checked (mono_domain_get (), mono_class_get_process_module_class (), num_added, &error);
 540                 if (mono_error_set_pending_exception (&error))
 541                         return NULL;
 542
 543                 for (i = 0; i < num_added; i++)
 544                         mono_array_setref (arr, i, mono_array_get (temp_arr, MonoObject*, i));
 545         }
 546
 547         return arr;
 548 }
 549
 550 void
 551 ves_icall_System_Diagnostics_FileVersionInfo_GetVersionInfo_internal (MonoObject *this_obj, MonoString *filename)
 552 {
 553         MonoError error;
 554
 555         stash_system_assembly (this_obj);
 556
 557         process_get_fileversion (this_obj, mono_string_chars (filename), &error);
 558         if (!mono_error_ok (&error)) {
 559                 mono_error_set_pending_exception (&error);
 560                 return;
 561         }
 562         process_set_field_string (this_obj, "filename",
 563                                                           mono_string_chars (filename),
 564                                                           mono_string_length (filename), &error);
 565         if (!mono_error_ok (&error)) {
 566                 mono_error_set_pending_exception (&error);
 567                 return;
 568         }
 569 }
 570
 571 /* Only used when UseShellExecute is false */
 572 static gchar *
 573 quote_path (const gchar *path)
 574 {
 575         gchar *res = g_shell_quote (path);
 576 #ifdef TARGET_WIN32
 577         {
 578         gchar *q = res;
 579         while (*q) {
 580                 if (*q == '\'')
 581                         *q = '\"';
 582                 q++;
 583         }
 584         }
 585 #endif
 586         return res;
 587 }
 588
 589 /* Only used when UseShellExecute is false */
 590 static gboolean
 591 complete_path (const gunichar2 *appname, gchar **completed)
 592 {
 593         gchar *utf8app, *utf8appmemory;
 594         gchar *found;
 595
 596         utf8appmemory = utf8app = g_utf16_to_utf8 (appname, -1, NULL, NULL, NULL);
 597 #ifdef TARGET_WIN32 // Should this happen on all platforms?
 598         {
 599                 // remove the quotes around utf8app.
 600                 size_t len;
 601                 len = strlen (utf8app);
 602                 if (len) {
 603                         if (utf8app[len-1] == '\"')
 604                                 utf8app[len-1] = '\0';
 605                         if (utf8app[0] == '\"')
 606                                 utf8app++;
 607                 }
 608         }
 609 #endif
 610
 611         if (g_path_is_absolute (utf8app)) {
 612                 *completed = quote_path (utf8app);
 613                 g_free (utf8appmemory);
 614                 return TRUE;
 615         }
 616
 617         if (g_file_test (utf8app, G_FILE_TEST_IS_EXECUTABLE) && !g_file_test (utf8app, G_FILE_TEST_IS_DIR)) {
 618                 *completed = quote_path (utf8app);
 619                 g_free (utf8appmemory);
 620                 return TRUE;
 621         }
 622
 623         found = g_find_program_in_path (utf8app);
 624         if (found == NULL) {
 625                 *completed = NULL;
 626                 g_free (utf8appmemory);
 627                 return FALSE;
 628         }
 629
 630         *completed = quote_path (found);
 631         g_free (found);
 632         g_free (utf8appmemory);
 633         return TRUE;
 634 }
 635
 636 MonoBoolean
 637 ves_icall_System_Diagnostics_Process_ShellExecuteEx_internal (MonoProcessStartInfo *proc_start_info, MonoProcInfo *process_info)
 638 {
 639         SHELLEXECUTEINFO shellex = {0};
 640         gboolean ret;
 641
 642         shellex.cbSize = sizeof(SHELLEXECUTEINFO);
 643         shellex.fMask = (gulong)(SEE_MASK_FLAG_DDEWAIT | SEE_MASK_NOCLOSEPROCESS | SEE_MASK_UNICODE);
 644         shellex.nShow = (gulong)proc_start_info->window_style;
 645         shellex.nShow = (gulong)((shellex.nShow == 0) ? 1 : (shellex.nShow == 1 ? 0 : shellex.nShow));
 646
 647         if (proc_start_info->filename != NULL) {
 648                 shellex.lpFile = mono_string_chars (proc_start_info->filename);
 649         }
 650
 651         if (proc_start_info->arguments != NULL) {
 652                 shellex.lpParameters = mono_string_chars (proc_start_info->arguments);
 653         }
 654
 655         if (proc_start_info->verb != NULL &&
 656             mono_string_length (proc_start_info->verb) != 0) {
 657                 shellex.lpVerb = mono_string_chars (proc_start_info->verb);
 658         }
 659
 660         if (proc_start_info->working_directory != NULL &&
 661             mono_string_length (proc_start_info->working_directory) != 0) {
 662                 shellex.lpDirectory = mono_string_chars (proc_start_info->working_directory);
 663         }
 664
 665         if (proc_start_info->error_dialog) {
 666                 shellex.hwnd = proc_start_info->error_dialog_parent_handle;
 667         } else {
 668                 shellex.fMask = (gulong)(shellex.fMask | SEE_MASK_FLAG_NO_UI);
 669         }
 670
 671         ret = ShellExecuteEx (&shellex);
 672         if (ret == FALSE) {
 673                 process_info->pid = -GetLastError ();
 674         } else {
 675                 process_info->process_handle = shellex.hProcess;
 676                 process_info->thread_handle = NULL;
 677 #if !defined(MONO_CROSS_COMPILE)
 678                 process_info->pid = GetProcessId (shellex.hProcess);
 679 #else
 680                 process_info->pid = 0;
 681 #endif
 682                 process_info->tid = 0;
 683         }
 684
 685         return ret;
 686 }
 687
 688 MonoBoolean
 689 ves_icall_System_Diagnostics_Process_CreateProcess_internal (MonoProcessStartInfo *proc_start_info, HANDLE stdin_handle, HANDLE stdout_handle, HANDLE stderr_handle, MonoProcInfo *process_info)
 690 {
 691         MonoError error G_GNUC_UNUSED;
 692         gboolean ret;
 693         gunichar2 *dir;
 694         STARTUPINFO startinfo={0};
 695         PROCESS_INFORMATION procinfo;
 696         gunichar2 *shell_path = NULL;
 697         gchar *env_vars = NULL;
 698         gboolean free_shell_path = TRUE;
 699         gchar *spath = NULL;
 700         MonoString *cmd = proc_start_info->arguments;
 701         guint32 creation_flags, logon_flags;
 702
 703         startinfo.cb = sizeof(STARTUPINFO);
 704         startinfo.dwFlags = STARTF_USESTDHANDLES;
 705         startinfo.hStdInput = stdin_handle;
 706         startinfo.hStdOutput = stdout_handle;
 707         startinfo.hStdError = stderr_handle;
 708
 709         creation_flags = CREATE_UNICODE_ENVIRONMENT;
 710         if (proc_start_info->create_no_window)
 711                 creation_flags |= CREATE_NO_WINDOW;
 712
 713         shell_path = mono_string_chars (proc_start_info->filename);
 714         complete_path (shell_path, &spath);
 715         if (spath == NULL) {
 716                 process_info->pid = -ERROR_FILE_NOT_FOUND;
 717                 return FALSE;
 718         }
 719 #ifdef TARGET_WIN32
 720         /* Seems like our CreateProcess does not work as the windows one.
 721          * This hack is needed to deal with paths containing spaces */
 722         shell_path = NULL;
 723         free_shell_path = FALSE;
 724         if (cmd) {
 725                 gchar *newcmd, *tmp;
 726                 tmp = mono_string_to_utf8_checked (cmd, &error);
 727                 if (mono_error_set_pending_exception (&error)) {
 728                         g_free (spath);
 729                         return NULL;
 730                 }
 731                 newcmd = g_strdup_printf ("%s %s", spath, tmp);
 732                 cmd = mono_string_new_wrapper (newcmd);
 733                 g_free (tmp);
 734                 g_free (newcmd);
 735         }
 736         else {
 737                 cmd = mono_string_new_wrapper (spath);
 738         }
 739 #else
 740         shell_path = g_utf8_to_utf16 (spath, -1, NULL, NULL, NULL);
 741 #endif
 742         g_free (spath);
 743
 744         if (process_info->env_keys) {
 745                 gint i, len;
 746                 MonoString *ms;
 747                 MonoString *key, *value;
 748                 gunichar2 *str, *ptr;
 749                 gunichar2 *equals16;
 750
 751                 for (len = 0, i = 0; i < mono_array_length (process_info->env_keys); i++) {
 752                         ms = mono_array_get (process_info->env_values, MonoString *, i);
 753                         if (ms == NULL)
 754                                 continue;
 755
 756                         len += mono_string_length (ms) * sizeof (gunichar2);
 757                         ms = mono_array_get (process_info->env_keys, MonoString *, i);
 758                         len += mono_string_length (ms) * sizeof (gunichar2);
 759                         len += 2 * sizeof (gunichar2);
 760                 }
 761
 762                 equals16 = g_utf8_to_utf16 ("=", 1, NULL, NULL, NULL);
 763                 ptr = str = g_new0 (gunichar2, len + 1);
 764                 for (i = 0; i < mono_array_length (process_info->env_keys); i++) {
 765                         value = mono_array_get (process_info->env_values, MonoString *, i);
 766                         if (value == NULL)
 767                                 continue;
 768
 769                         key = mono_array_get (process_info->env_keys, MonoString *, i);
 770                         memcpy (ptr, mono_string_chars (key), mono_string_length (key) * sizeof (gunichar2));
 771                         ptr += mono_string_length (key);
 772
 773                         memcpy (ptr, equals16, sizeof (gunichar2));
 774                         ptr++;
 775
 776                         memcpy (ptr, mono_string_chars (value), mono_string_length (value) * sizeof (gunichar2));
 777                         ptr += mono_string_length (value);
 778                         ptr++;
 779                 }
 780
 781                 g_free (equals16);
 782                 env_vars = (gchar *) str;
 783         }
 784
 785         /* The default dir name is "".  Turn that into NULL to mean
 786          * "current directory"
 787          */
 788         if (proc_start_info->working_directory == NULL || mono_string_length (proc_start_info->working_directory) == 0)
 789                 dir = NULL;
 790         else
 791                 dir = mono_string_chars (proc_start_info->working_directory);
 792
 793         if (process_info->username) {
 794                 logon_flags = process_info->load_user_profile ? LOGON_WITH_PROFILE : 0;
 795                 ret = CreateProcessWithLogonW (
 796                         mono_string_chars (process_info->username),
 797                         process_info->domain ? mono_string_chars (process_info->domain) : NULL,
 798                         (const gunichar2 *)process_info->password, logon_flags, shell_path,
 799                         cmd ? mono_string_chars (cmd) : NULL,
 800                         creation_flags, env_vars, dir, &startinfo, &procinfo);
 801         } else {
 802                 ret = CreateProcess (shell_path, cmd ? mono_string_chars (cmd): NULL, NULL, NULL, TRUE, creation_flags, env_vars, dir, &startinfo, &procinfo);
 803         }
 804
 805         g_free (env_vars);
 806         if (free_shell_path)
 807                 g_free (shell_path);
 808
 809         if (ret) {
 810                 process_info->process_handle = procinfo.hProcess;
 811                 /*process_info->thread_handle=procinfo.hThread;*/
 812                 process_info->thread_handle = NULL;
 813                 if (procinfo.hThread != NULL && procinfo.hThread != INVALID_HANDLE_VALUE)
 814                         CloseHandle (procinfo.hThread);
 815                 process_info->pid = procinfo.dwProcessId;
 816                 process_info->tid = procinfo.dwThreadId;
 817         } else {
 818                 process_info->pid = -GetLastError ();
 819         }
 820
 821         return ret;
 822 }
 823
 824 MonoString *
 825 ves_icall_System_Diagnostics_Process_ProcessName_internal (HANDLE process)
 826 {
 827         MonoError error;
 828         MonoString *string;
 829         gboolean ok;
 830         HMODULE mod;
 831         gunichar2 name[MAX_PATH];
 832         DWORD needed;
 833         guint32 len;
 834
 835         ok = EnumProcessModules (process, &mod, sizeof(mod), &needed);
 836         if (!ok)
 837                 return NULL;
 838
 839         len = GetModuleBaseName (process, mod, name, MAX_PATH);
 840         if (len == 0)
 841                 return NULL;
 842
 843         LOGDEBUG (g_message ("%s: process name is [%s]", __func__, g_utf16_to_utf8 (name, -1, NULL, NULL, NULL)));
 844
 845         string = mono_string_new_utf16_checked (mono_domain_get (), name, len, &error);
 846         if (!mono_error_ok (&error))
 847                 mono_error_set_pending_exception (&error);
 848
 849         return string;
 850 }
 851
 852 /* Returns an array of pids */
 853 MonoArray *
 854 ves_icall_System_Diagnostics_Process_GetProcesses_internal (void)
 855 {
 856 #if !defined(HOST_WIN32)
 857         MonoError error;
 858         MonoArray *procs;
 859         gpointer *pidarray;
 860         int i, count;
 861
 862         pidarray = mono_process_list (&count);
 863         if (!pidarray) {
 864                 mono_set_pending_exception (mono_get_exception_not_supported ("This system does not support EnumProcesses"));
 865                 return NULL;
 866         }
 867         procs = mono_array_new_checked (mono_domain_get (), mono_get_int32_class (), count, &error);
 868         if (mono_error_set_pending_exception (&error)) {
 869                 g_free (pidarray);
 870                 return NULL;
 871         }
 872         if (sizeof (guint32) == sizeof (gpointer)) {
 873                 memcpy (mono_array_addr (procs, guint32, 0), pidarray, count * sizeof (gint32));
 874         } else {
 875                 for (i = 0; i < count; ++i)
 876                         *(mono_array_addr (procs, guint32, i)) = GPOINTER_TO_UINT (pidarray [i]);
 877         }
 878         g_free (pidarray);
 879
 880         return procs;
 881 #else
 882         MonoError error;
 883         MonoArray *procs;
 884         gboolean ret;
 885         DWORD needed;
 886         int count;
 887         guint32 *pids;
 888
 889         count = 512;
 890         do {
 891                 pids = g_new0 (guint32, count);
 892                 ret = EnumProcesses (pids, count * sizeof (guint32), &needed);
 893                 if (ret == FALSE) {
 894                         MonoException *exc;
 895
 896                         g_free (pids);
 897                         pids = NULL;
 898                         exc = mono_get_exception_not_supported ("This system does not support EnumProcesses");
 899                         mono_set_pending_exception (exc);
 900                         return NULL;
 901                 }
 902                 if (needed < (count * sizeof (guint32)))
 903                         break;
 904                 g_free (pids);
 905                 pids = NULL;
 906                 count = (count * 3) / 2;
 907         } while (TRUE);
 908
 909         count = needed / sizeof (guint32);
 910         procs = mono_array_new_checked (mono_domain_get (), mono_get_int32_class (), count, &error);
 911         if (mono_error_set_pending_exception (&error)) {
 912                 g_free (pids);
 913                 return NULL;
 914         }
 915
 916         memcpy (mono_array_addr (procs, guint32, 0), pids, needed);
 917         g_free (pids);
 918         pids = NULL;
 919
 920         return procs;
 921 #endif
 922 }
 923
 924 gint64
 925 ves_icall_System_Diagnostics_Process_GetProcessData (int pid, gint32 data_type, gint32 *error)
 926 {
 927         MonoProcessError perror;
 928         guint64 res;
 929
 930         res = mono_process_get_data_with_error (GINT_TO_POINTER (pid), (MonoProcessData)data_type, &perror);
 931         if (error)
 932                 *error = perror;
 933         return res;
 934 }