mono/metadata/process.c

   1 /*
   2  * process.c: System.Diagnostics.Process support
   3  *
   4  * Author:
   5  *      Dick Porter (dick@ximian.com)
   6  *
   7  * (C) 2002 Ximian, Inc.
   8  * Copyright (c) 2002-2006 Novell, Inc.
   9  */
  10
  11 #include <config.h>
  12
  13 #include <glib.h>
  14 #include <string.h>
  15
  16 #include <mono/metadata/object.h>
  17 #include <mono/metadata/process.h>
  18 #include <mono/metadata/assembly.h>
  19 #include <mono/metadata/appdomain.h>
  20 #include <mono/metadata/image.h>
  21 #include <mono/metadata/cil-coff.h>
  22 #include <mono/metadata/exception.h>
  23 #include <mono/utils/strenc.h>
  24 #include <mono/io-layer/io-layer.h>
  25 /* FIXME: fix this code to not depend so much on the inetrnals */
  26 #include <mono/metadata/class-internals.h>
  27
  28 #undef DEBUG
  29
  30 HANDLE ves_icall_System_Diagnostics_Process_GetProcess_internal (guint32 pid)
  31 {
  32         HANDLE handle;
  33
  34         MONO_ARCH_SAVE_REGS;
  35
  36         /* GetCurrentProcess returns a pseudo-handle, so use
  37          * OpenProcess instead
  38          */
  39         handle=OpenProcess (PROCESS_ALL_ACCESS, TRUE, pid);
  40
  41         if(handle==NULL) {
  42                 /* FIXME: Throw an exception */
  43                 return(NULL);
  44         }
  45
  46         return(handle);
  47 }
  48
  49 guint32 ves_icall_System_Diagnostics_Process_GetPid_internal (void)
  50 {
  51         MONO_ARCH_SAVE_REGS;
  52
  53         return(GetCurrentProcessId ());
  54 }
  55
  56 void ves_icall_System_Diagnostics_Process_Process_free_internal (MonoObject *this,
  57                                                                  HANDLE process)
  58 {
  59         MONO_ARCH_SAVE_REGS;
  60
  61 #ifdef THREAD_DEBUG
  62         g_message (G_GNUC_PRETTY_FUNCTION ": Closing process %p, handle %p",
  63                    this, process);
  64 #endif
  65
  66         CloseHandle (process);
  67 }
  68
  69 #define STASH_SYS_ASS(this) \
  70         if(system_assembly == NULL) { \
  71                 system_assembly=this->vtable->klass->image; \
  72         }
  73
  74 static MonoImage *system_assembly=NULL;
  75
  76 static guint32 unicode_chars (const gunichar2 *str)
  77 {
  78         guint32 len=0;
  79
  80         do {
  81                 if(str[len]=='\0') {
  82                         return(len);
  83                 }
  84                 len++;
  85         } while(1);
  86 }
  87
  88 static void process_set_field_object (MonoObject *obj, const gchar *fieldname,
  89                                       MonoObject *data)
  90 {
  91         MonoClassField *field;
  92
  93 #ifdef DEBUG
  94         g_message (G_GNUC_PRETTY_FUNCTION ": Setting field %s to object at %p",
  95                    fieldname, data);
  96 #endif
  97
  98         field=mono_class_get_field_from_name (mono_object_class (obj),
  99                                               fieldname);
 100         /* FIXME: moving GC */
 101         *(MonoObject **)(((char *)obj) + field->offset)=data;
 102 }
 103
 104 static void process_set_field_string (MonoObject *obj, const gchar *fieldname,
 105                                       const gunichar2 *val, guint32 len)
 106 {
 107         MonoClassField *field;
 108         MonoString *string;
 109
 110 #ifdef DEBUG
 111         g_message (G_GNUC_PRETTY_FUNCTION ": Setting field %s to [%s]",
 112                    fieldname, g_utf16_to_utf8 (val, len, NULL, NULL, NULL));
 113 #endif
 114
 115         string=mono_string_new_utf16 (mono_object_domain (obj), val, len);
 116
 117         field=mono_class_get_field_from_name (mono_object_class (obj),
 118                                               fieldname);
 119         /* FIXME: moving GC */
 120         *(MonoString **)(((char *)obj) + field->offset)=string;
 121 }
 122
 123 static void process_set_field_int (MonoObject *obj, const gchar *fieldname,
 124                                    guint32 val)
 125 {
 126         MonoClassField *field;
 127
 128 #ifdef DEBUG
 129         g_message (G_GNUC_PRETTY_FUNCTION ": Setting field %s to %d",
 130                    fieldname, val);
 131 #endif
 132
 133         field=mono_class_get_field_from_name (mono_object_class (obj),
 134                                               fieldname);
 135         *(guint32 *)(((char *)obj) + field->offset)=val;
 136 }
 137
 138 static void process_set_field_intptr (MonoObject *obj, const gchar *fieldname,
 139                                       gpointer val)
 140 {
 141         MonoClassField *field;
 142
 143 #ifdef DEBUG
 144         g_message ("%s: Setting field %s to %p", __func__, fieldname, val);
 145 #endif
 146
 147         field=mono_class_get_field_from_name (mono_object_class (obj),
 148                                               fieldname);
 149         *(gpointer *)(((char *)obj) + field->offset)=val;
 150 }
 151
 152 static void process_set_field_bool (MonoObject *obj, const gchar *fieldname,
 153                                     gboolean val)
 154 {
 155         MonoClassField *field;
 156
 157 #ifdef DEBUG
 158         g_message (G_GNUC_PRETTY_FUNCTION ": Setting field %s to %s",
 159                    fieldname, val?"TRUE":"FALSE");
 160 #endif
 161
 162         field=mono_class_get_field_from_name (mono_object_class (obj),
 163                                               fieldname);
 164         *(guint8 *)(((char *)obj) + field->offset)=val;
 165 }
 166
 167 #define SFI_COMMENTS            "\\StringFileInfo\\%02X%02X%02X%02X\\Comments"
 168 #define SFI_COMPANYNAME         "\\StringFileInfo\\%02X%02X%02X%02X\\CompanyName"
 169 #define SFI_FILEDESCRIPTION     "\\StringFileInfo\\%02X%02X%02X%02X\\FileDescription"
 170 #define SFI_FILEVERSION         "\\StringFileInfo\\%02X%02X%02X%02X\\FileVersion"
 171 #define SFI_INTERNALNAME        "\\StringFileInfo\\%02X%02X%02X%02X\\InternalName"
 172 #define SFI_LEGALCOPYRIGHT      "\\StringFileInfo\\%02X%02X%02X%02X\\LegalCopyright"
 173 #define SFI_LEGALTRADEMARKS     "\\StringFileInfo\\%02X%02X%02X%02X\\LegalTrademarks"
 174 #define SFI_ORIGINALFILENAME    "\\StringFileInfo\\%02X%02X%02X%02X\\OriginalFilename"
 175 #define SFI_PRIVATEBUILD        "\\StringFileInfo\\%02X%02X%02X%02X\\PrivateBuild"
 176 #define SFI_PRODUCTNAME         "\\StringFileInfo\\%02X%02X%02X%02X\\ProductName"
 177 #define SFI_PRODUCTVERSION      "\\StringFileInfo\\%02X%02X%02X%02X\\ProductVersion"
 178 #define SFI_SPECIALBUILD        "\\StringFileInfo\\%02X%02X%02X%02X\\SpecialBuild"
 179 #define EMPTY_STRING            (gunichar2*)"\000\000"
 180
 181 static void process_module_string_read (MonoObject *filever, gpointer data,
 182                                         const gchar *fieldname,
 183                                         guchar lang_hi, guchar lang_lo,
 184                                         const gchar *key)
 185 {
 186         gchar *lang_key_utf8;
 187         gunichar2 *lang_key, *buffer;
 188         UINT chars;
 189
 190         lang_key_utf8 = g_strdup_printf (key, lang_lo, lang_hi, 0x04, 0xb0);
 191
 192 #ifdef DEBUG
 193         g_message ("%s: asking for [%s]", __func__, lang_key_utf8);
 194 #endif
 195
 196         lang_key = g_utf8_to_utf16 (lang_key_utf8, -1, NULL, NULL, NULL);
 197
 198         if (VerQueryValue (data, lang_key, (gpointer *)&buffer, &chars) && chars > 0) {
 199 #ifdef DEBUG
 200                 g_message ("%s: found %d chars of [%s]", __func__, chars,
 201                            g_utf16_to_utf8 (buffer, chars, NULL, NULL, NULL));
 202 #endif
 203                 /* chars includes trailing null */
 204                 process_set_field_string (filever, fieldname, buffer, chars - 1);
 205         } else {
 206                 process_set_field_string (filever, fieldname, EMPTY_STRING, 0);
 207         }
 208
 209         g_free (lang_key);
 210         g_free (lang_key_utf8);
 211 }
 212
 213 static void process_module_stringtable (MonoObject *filever, gpointer data,
 214                                         guchar lang_hi, guchar lang_lo)
 215 {
 216         process_module_string_read (filever, data, "comments", lang_hi, lang_lo,
 217                                     SFI_COMMENTS);
 218         process_module_string_read (filever, data, "companyname", lang_hi,
 219                                     lang_lo, SFI_COMPANYNAME);
 220         process_module_string_read (filever, data, "filedescription", lang_hi,
 221                                     lang_lo, SFI_FILEDESCRIPTION);
 222         process_module_string_read (filever, data, "fileversion", lang_hi,
 223                                     lang_lo, SFI_FILEVERSION);
 224         process_module_string_read (filever, data, "internalname", lang_hi,
 225                                     lang_lo, SFI_INTERNALNAME);
 226         process_module_string_read (filever, data, "legalcopyright", lang_hi,
 227                                     lang_lo, SFI_LEGALCOPYRIGHT);
 228         process_module_string_read (filever, data, "legaltrademarks", lang_hi,
 229                                     lang_lo, SFI_LEGALTRADEMARKS);
 230         process_module_string_read (filever, data, "originalfilename", lang_hi,
 231                                     lang_lo, SFI_ORIGINALFILENAME);
 232         process_module_string_read (filever, data, "privatebuild", lang_hi,
 233                                     lang_lo, SFI_PRIVATEBUILD);
 234         process_module_string_read (filever, data, "productname", lang_hi,
 235                                     lang_lo, SFI_PRODUCTNAME);
 236         process_module_string_read (filever, data, "productversion", lang_hi,
 237                                     lang_lo, SFI_PRODUCTVERSION);
 238         process_module_string_read (filever, data, "specialbuild", lang_hi,
 239                                     lang_lo, SFI_SPECIALBUILD);
 240 }
 241
 242 static void process_get_fileversion (MonoObject *filever, gunichar2 *filename)
 243 {
 244         DWORD verinfohandle;
 245         VS_FIXEDFILEINFO *ffi;
 246         gpointer data;
 247         DWORD datalen;
 248         guchar *trans_data;
 249         gunichar2 *query;
 250         UINT ffi_size, trans_size;
 251         BOOL ok;
 252         gunichar2 lang_buf[128];
 253         guint32 lang, lang_count;
 254
 255         datalen = GetFileVersionInfoSize (filename, &verinfohandle);
 256         if (datalen) {
 257                 data = g_malloc0 (datalen);
 258                 ok = GetFileVersionInfo (filename, verinfohandle, datalen,
 259                                          data);
 260                 if (ok) {
 261                         query = g_utf8_to_utf16 ("\\", -1, NULL, NULL, NULL);
 262                         if (query == NULL) {
 263                                 g_free (data);
 264                                 return;
 265                         }
 266
 267                         if (VerQueryValue (data, query, (gpointer *)&ffi,
 268                             &ffi_size)) {
 269 #ifdef DEBUG
 270                                 g_message (G_GNUC_PRETTY_FUNCTION ": recording assembly: FileName [%s] FileVersionInfo [%d.%d.%d.%d]", g_utf16_to_utf8 (filename, -1, NULL, NULL, NULL), HIWORD (ffi->dwFileVersionMS), LOWORD (ffi->dwFileVersionMS), HIWORD (ffi->dwFileVersionLS), LOWORD (ffi->dwFileVersionLS));
 271 #endif
 272
 273                                 process_set_field_int (filever, "filemajorpart", HIWORD (ffi->dwFileVersionMS));
 274                                 process_set_field_int (filever, "fileminorpart", LOWORD (ffi->dwFileVersionMS));
 275                                 process_set_field_int (filever, "filebuildpart", HIWORD (ffi->dwFileVersionLS));
 276                                 process_set_field_int (filever, "fileprivatepart", LOWORD (ffi->dwFileVersionLS));
 277
 278                                 process_set_field_int (filever, "productmajorpart", HIWORD (ffi->dwProductVersionMS));
 279                                 process_set_field_int (filever, "productminorpart", LOWORD (ffi->dwProductVersionMS));
 280                                 process_set_field_int (filever, "productbuildpart", HIWORD (ffi->dwProductVersionLS));
 281                                 process_set_field_int (filever, "productprivatepart", LOWORD (ffi->dwProductVersionLS));
 282
 283                                 process_set_field_bool (filever, "isdebug", (ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_DEBUG);
 284                                 process_set_field_bool (filever, "isprerelease", (ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_PRERELEASE);
 285                                 process_set_field_bool (filever, "ispatched", (ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_PATCHED);
 286                                 process_set_field_bool (filever, "isprivatebuild", (ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_PRIVATEBUILD);
 287                                 process_set_field_bool (filever, "isspecialbuild", (ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_SPECIALBUILD);
 288                         }
 289                         g_free (query);
 290
 291                         query = g_utf8_to_utf16 ("\\VarFileInfo\\Translation", -1, NULL, NULL, NULL);
 292                         if (query == NULL) {
 293                                 g_free (data);
 294                                 return;
 295                         }
 296
 297                         if (VerQueryValue (data, query,
 298                                            (gpointer *)&trans_data,
 299                                            &trans_size)) {
 300                                 /* use the first language ID we see
 301                                  */
 302                                 if (trans_size >= 4) {
 303 #ifdef DEBUG
 304                                         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]);
 305 #endif
 306                                         lang = (trans_data[0]) |
 307                                                 (trans_data[1] << 8) |
 308                                                 (trans_data[2] << 16) |
 309                                                 (trans_data[3] << 24);
 310                                         /* Only give the lower 16 bits
 311                                          * to VerLanguageName, as
 312                                          * Windows gets confused
 313                                          * otherwise
 314                                          */
 315                                         lang_count = VerLanguageName (lang & 0xFFFF, lang_buf, 128);
 316                                         if (lang_count) {
 317                                                 process_set_field_string (filever, "language", lang_buf, lang_count);
 318                                         }
 319                                         process_module_stringtable (filever, data, trans_data[0], trans_data[1]);
 320                                 }
 321                         } else {
 322                                 /* No strings, so set every field to
 323                                  * the empty string
 324                                  */
 325                                 process_set_field_string (filever,
 326                                                           "comments",
 327                                                           EMPTY_STRING, 0);
 328                                 process_set_field_string (filever,
 329                                                           "companyname",
 330                                                           EMPTY_STRING, 0);
 331                                 process_set_field_string (filever,
 332                                                           "filedescription",
 333                                                           EMPTY_STRING, 0);
 334                                 process_set_field_string (filever,
 335                                                           "fileversion",
 336                                                           EMPTY_STRING, 0);
 337                                 process_set_field_string (filever,
 338                                                           "internalname",
 339                                                           EMPTY_STRING, 0);
 340                                 process_set_field_string (filever,
 341                                                           "legalcopyright",
 342                                                           EMPTY_STRING, 0);
 343                                 process_set_field_string (filever,
 344                                                           "legaltrademarks",
 345                                                           EMPTY_STRING, 0);
 346                                 process_set_field_string (filever,
 347                                                           "originalfilename",
 348                                                           EMPTY_STRING, 0);
 349                                 process_set_field_string (filever,
 350                                                           "privatebuild",
 351                                                           EMPTY_STRING, 0);
 352                                 process_set_field_string (filever,
 353                                                           "productname",
 354                                                           EMPTY_STRING, 0);
 355                                 process_set_field_string (filever,
 356                                                           "productversion",
 357                                                           EMPTY_STRING, 0);
 358                                 process_set_field_string (filever,
 359                                                           "specialbuild",
 360                                                           EMPTY_STRING, 0);
 361
 362                                 /* And language seems to be set to
 363                                  * en_US according to bug 374600
 364                                  */
 365                                 lang_count = VerLanguageName (0x0409, lang_buf, 128);
 366                                 if (lang_count) {
 367                                         process_set_field_string (filever, "language", lang_buf, lang_count);
 368                                 }
 369                         }
 370
 371                         g_free (query);
 372                 }
 373                 g_free (data);
 374         }
 375 }
 376
 377 static void process_add_module (GPtrArray *modules, HANDLE process, HMODULE mod,
 378                                 gunichar2 *filename, gunichar2 *modulename)
 379 {
 380         MonoClass *proc_class, *filever_class;
 381         MonoObject *item, *filever;
 382         MonoDomain *domain=mono_domain_get ();
 383         MODULEINFO modinfo;
 384         BOOL ok;
 385
 386         /* Build a System.Diagnostics.ProcessModule with the data.
 387          */
 388         proc_class=mono_class_from_name (system_assembly, "System.Diagnostics",
 389                                          "ProcessModule");
 390         item=mono_object_new (domain, proc_class);
 391
 392         filever_class=mono_class_from_name (system_assembly,
 393                                             "System.Diagnostics",
 394                                             "FileVersionInfo");
 395         filever=mono_object_new (domain, filever_class);
 396
 397         process_get_fileversion (filever, filename);
 398
 399         process_set_field_string (filever, "filename", filename,
 400                                   unicode_chars (filename));
 401
 402         ok = GetModuleInformation (process, mod, &modinfo, sizeof(MODULEINFO));
 403         if (ok) {
 404                 process_set_field_intptr (item, "baseaddr",
 405                                           modinfo.lpBaseOfDll);
 406                 process_set_field_intptr (item, "entryaddr",
 407                                           modinfo.EntryPoint);
 408                 process_set_field_int (item, "memory_size",
 409                                        modinfo.SizeOfImage);
 410         }
 411         process_set_field_string (item, "filename", filename,
 412                                   unicode_chars (filename));
 413         process_set_field_string (item, "modulename", modulename,
 414                                   unicode_chars (modulename));
 415         process_set_field_object (item, "version_info", filever);
 416
 417         /* FIXME: moving GC */
 418         g_ptr_array_add (modules, item);
 419 }
 420
 421 /* Returns an array of System.Diagnostics.ProcessModule */
 422 MonoArray *ves_icall_System_Diagnostics_Process_GetModules_internal (MonoObject *this, HANDLE process)
 423 {
 424         GPtrArray *modules_list=g_ptr_array_new ();
 425         MonoArray *arr;
 426         HMODULE mods[1024];
 427         gunichar2 filename[MAX_PATH];
 428         gunichar2 modname[MAX_PATH];
 429         DWORD needed;
 430         guint32 count;
 431         guint32 i;
 432
 433         MONO_ARCH_SAVE_REGS;
 434
 435         STASH_SYS_ASS (this);
 436
 437         if (EnumProcessModules (process, mods, sizeof(mods), &needed)) {
 438                 count = needed / sizeof(HMODULE);
 439                 for (i = 0; i < count; i++) {
 440                         if (GetModuleBaseName (process, mods[i], modname,
 441                                                MAX_PATH) &&
 442                             GetModuleFileNameEx (process, mods[i], filename,
 443                                                  MAX_PATH)) {
 444                                 process_add_module (modules_list, process,
 445                                                     mods[i], filename, modname);
 446                         }
 447                 }
 448         }
 449
 450         /* Build a MonoArray out of modules_list */
 451         arr=mono_array_new (mono_domain_get (), mono_get_object_class (),
 452                             modules_list->len);
 453
 454         for(i=0; i<modules_list->len; i++) {
 455                 mono_array_setref (arr, i, g_ptr_array_index (modules_list, i));
 456         }
 457
 458         g_ptr_array_free (modules_list, TRUE);
 459
 460         return(arr);
 461 }
 462
 463 void ves_icall_System_Diagnostics_FileVersionInfo_GetVersionInfo_internal (MonoObject *this, MonoString *filename)
 464 {
 465         MONO_ARCH_SAVE_REGS;
 466
 467         STASH_SYS_ASS (this);
 468
 469         process_get_fileversion (this, mono_string_chars (filename));
 470         process_set_field_string (this, "filename",
 471                                   mono_string_chars (filename),
 472                                   mono_string_length (filename));
 473 }
 474
 475 /* Only used when UseShellExecute is false */
 476 static gchar *
 477 quote_path (const gchar *path)
 478 {
 479         gchar *res = g_shell_quote (path);
 480 #ifdef PLATFORM_WIN32
 481         {
 482         gchar *q = res;
 483         while (*q) {
 484                 if (*q == '\'')
 485                         *q = '\"';
 486                 q++;
 487         }
 488         }
 489 #endif
 490         return res;
 491 }
 492
 493 /* Only used when UseShellExecute is false */
 494 static gboolean
 495 complete_path (const gunichar2 *appname, gchar **completed)
 496 {
 497         gchar *utf8app;
 498         gchar *found;
 499
 500         utf8app = g_utf16_to_utf8 (appname, -1, NULL, NULL, NULL);
 501         if (g_path_is_absolute (utf8app)) {
 502                 *completed = quote_path (utf8app);
 503                 g_free (utf8app);
 504                 return TRUE;
 505         }
 506
 507         if (g_file_test (utf8app, G_FILE_TEST_IS_EXECUTABLE) && !g_file_test (utf8app, G_FILE_TEST_IS_DIR)) {
 508                 *completed = quote_path (utf8app);
 509                 g_free (utf8app);
 510                 return TRUE;
 511         }
 512
 513         found = g_find_program_in_path (utf8app);
 514         if (found == NULL) {
 515                 *completed = NULL;
 516                 g_free (utf8app);
 517                 return FALSE;
 518         }
 519
 520         *completed = quote_path (found);
 521         g_free (found);
 522         g_free (utf8app);
 523         return TRUE;
 524 }
 525
 526 #ifndef HAVE_GETPROCESSID
 527 /* Run-time GetProcessId detection for Windows */
 528 #ifdef PLATFORM_WIN32
 529 #define HAVE_GETPROCESSID
 530
 531 typedef DWORD (WINAPI *GETPROCESSID_PROC) (HANDLE);
 532 typedef DWORD (WINAPI *NTQUERYINFORMATIONPROCESS_PROC) (HANDLE, PROCESSINFOCLASS, PVOID, ULONG, PULONG);
 533 typedef DWORD (WINAPI *RTLNTSTATUSTODOSERROR_PROC) (NTSTATUS);
 534
 535 static DWORD WINAPI GetProcessId_detect (HANDLE process);
 536
 537 static GETPROCESSID_PROC GetProcessId = &GetProcessId_detect;
 538 static NTQUERYINFORMATIONPROCESS_PROC NtQueryInformationProcess_proc = NULL;
 539 static RTLNTSTATUSTODOSERROR_PROC RtlNtStatusToDosError_proc = NULL;
 540
 541 static DWORD WINAPI GetProcessId_ntdll (HANDLE process)
 542 {
 543         PROCESS_BASIC_INFORMATION pi;
 544         NTSTATUS status;
 545
 546         status = NtQueryInformationProcess_proc (process, ProcessBasicInformation, &pi, sizeof (pi), NULL);
 547         if (NT_SUCCESS (status)) {
 548                 return pi.UniqueProcessId;
 549         } else {
 550                 SetLastError (RtlNtStatusToDosError_proc (status));
 551                 return 0;
 552         }
 553 }
 554
 555 static DWORD WINAPI GetProcessId_stub (HANDLE process)
 556 {
 557         SetLastError (ERROR_CALL_NOT_IMPLEMENTED);
 558         return 0;
 559 }
 560
 561 static DWORD WINAPI GetProcessId_detect (HANDLE process)
 562 {
 563         HMODULE module_handle;
 564         GETPROCESSID_PROC GetProcessId_kernel;
 565
 566         /* Windows XP SP1 and above have GetProcessId API */
 567         module_handle = GetModuleHandle (L"kernel32.dll");
 568         if (module_handle != NULL) {
 569                 GetProcessId_kernel = (GETPROCESSID_PROC) GetProcAddress (module_handle, "GetProcessId");
 570                 if (GetProcessId_kernel != NULL) {
 571                         GetProcessId = GetProcessId_kernel;
 572                         return GetProcessId (process);
 573                 }
 574         }
 575
 576         /* Windows 2000 and above have deprecated NtQueryInformationProcess API */
 577         module_handle = GetModuleHandle (L"ntdll.dll");
 578         if (module_handle != NULL) {
 579                 NtQueryInformationProcess_proc = (NTQUERYINFORMATIONPROCESS_PROC) GetProcAddress (module_handle, "NtQueryInformationProcess");
 580                 if (NtQueryInformationProcess_proc != NULL) {
 581                         RtlNtStatusToDosError_proc = (RTLNTSTATUSTODOSERROR_PROC) GetProcAddress (module_handle, "RtlNtStatusToDosError");
 582                         if (RtlNtStatusToDosError_proc != NULL) {
 583                                 GetProcessId = &GetProcessId_ntdll;
 584                                 return GetProcessId (process);
 585                         }
 586                 }
 587         }
 588
 589         /* Fall back to ERROR_CALL_NOT_IMPLEMENTED */
 590         GetProcessId = &GetProcessId_stub;
 591         return GetProcessId (process);
 592 }
 593 #endif /* PLATFORM_WIN32 */
 594 #endif /* !HAVE_GETPROCESSID */
 595
 596 MonoBoolean ves_icall_System_Diagnostics_Process_ShellExecuteEx_internal (MonoProcessStartInfo *proc_start_info, MonoProcInfo *process_info)
 597 {
 598         SHELLEXECUTEINFO shellex = {0};
 599         gboolean ret;
 600
 601         shellex.cbSize = sizeof(SHELLEXECUTEINFO);
 602         shellex.fMask = SEE_MASK_FLAG_DDEWAIT | SEE_MASK_NOCLOSEPROCESS | SEE_MASK_UNICODE;
 603         shellex.nShow = SW_SHOWNORMAL;
 604
 605
 606
 607         if (proc_start_info->filename != NULL) {
 608                 shellex.lpFile = mono_string_chars (proc_start_info->filename);
 609         }
 610
 611         if (proc_start_info->arguments != NULL) {
 612                 shellex.lpParameters = mono_string_chars (proc_start_info->arguments);
 613         }
 614
 615         if (proc_start_info->verb != NULL &&
 616             mono_string_length (proc_start_info->verb) != 0) {
 617                 shellex.lpVerb = mono_string_chars (proc_start_info->verb);
 618         }
 619
 620         if (proc_start_info->working_directory != NULL &&
 621             mono_string_length (proc_start_info->working_directory) != 0) {
 622                 shellex.lpDirectory = mono_string_chars (proc_start_info->working_directory);
 623         }
 624
 625         if (proc_start_info->error_dialog) {
 626                 shellex.hwnd = proc_start_info->error_dialog_parent_handle;
 627         } else {
 628                 shellex.fMask |= SEE_MASK_FLAG_NO_UI;
 629         }
 630
 631         ret = ShellExecuteEx (&shellex);
 632         if (ret == FALSE) {
 633                 process_info->pid = -GetLastError ();
 634         } else {
 635                 process_info->process_handle = shellex.hProcess;
 636                 process_info->thread_handle = NULL;
 637                 /* It appears that there's no way to get the pid from a
 638                  * process handle before windows xp.  Really.
 639                  */
 640 #ifdef HAVE_GETPROCESSID
 641                 process_info->pid = GetProcessId (shellex.hProcess);
 642 #else
 643                 process_info->pid = 0;
 644 #endif
 645                 process_info->tid = 0;
 646         }
 647
 648         return (ret);
 649 }
 650
 651 MonoBoolean ves_icall_System_Diagnostics_Process_CreateProcess_internal (MonoProcessStartInfo *proc_start_info, HANDLE stdin_handle, HANDLE stdout_handle, HANDLE stderr_handle, MonoProcInfo *process_info)
 652 {
 653         gboolean ret;
 654         gunichar2 *dir;
 655         STARTUPINFO startinfo={0};
 656         PROCESS_INFORMATION procinfo;
 657         gunichar2 *shell_path = NULL;
 658         gchar *env_vars = NULL;
 659         gboolean free_shell_path = TRUE;
 660         gchar *spath = NULL;
 661         MonoString *cmd = proc_start_info->arguments;
 662         guint32 creation_flags, logon_flags;
 663
 664         startinfo.cb=sizeof(STARTUPINFO);
 665         startinfo.dwFlags=STARTF_USESTDHANDLES;
 666         startinfo.hStdInput=stdin_handle;
 667         startinfo.hStdOutput=stdout_handle;
 668         startinfo.hStdError=stderr_handle;
 669
 670         creation_flags = CREATE_UNICODE_ENVIRONMENT;
 671         if (proc_start_info->create_no_window)
 672                 creation_flags |= CREATE_NO_WINDOW;
 673
 674         shell_path = mono_string_chars (proc_start_info->filename);
 675         complete_path (shell_path, &spath);
 676         if (spath == NULL) {
 677                 process_info->pid = -ERROR_FILE_NOT_FOUND;
 678                 return FALSE;
 679         }
 680 #ifdef PLATFORM_WIN32
 681         /* Seems like our CreateProcess does not work as the windows one.
 682          * This hack is needed to deal with paths containing spaces */
 683         shell_path = NULL;
 684         free_shell_path = FALSE;
 685         if (cmd) {
 686                 gchar *newcmd, *tmp;
 687                 tmp = mono_string_to_utf8 (cmd);
 688                 newcmd = g_strdup_printf ("%s %s", spath, tmp);
 689                 cmd = mono_string_new_wrapper (newcmd);
 690                 g_free (tmp);
 691                 g_free (newcmd);
 692         }
 693         else {
 694                 cmd = mono_string_new_wrapper (spath);
 695         }
 696 #else
 697         shell_path = g_utf8_to_utf16 (spath, -1, NULL, NULL, NULL);
 698 #endif
 699         g_free (spath);
 700
 701         if (process_info->env_keys != NULL) {
 702                 gint i, len;
 703                 MonoString *ms;
 704                 MonoString *key, *value;
 705                 gunichar2 *str, *ptr;
 706                 gunichar2 *equals16;
 707
 708                 for (len = 0, i = 0; i < mono_array_length (process_info->env_keys); i++) {
 709                         ms = mono_array_get (process_info->env_values, MonoString *, i);
 710                         if (ms == NULL)
 711                                 continue;
 712
 713                         len += mono_string_length (ms) * sizeof (gunichar2);
 714                         ms = mono_array_get (process_info->env_keys, MonoString *, i);
 715                         len += mono_string_length (ms) * sizeof (gunichar2);
 716                         len += 2 * sizeof (gunichar2);
 717                 }
 718
 719                 equals16 = g_utf8_to_utf16 ("=", 1, NULL, NULL, NULL);
 720                 ptr = str = g_new0 (gunichar2, len + 1);
 721                 for (i = 0; i < mono_array_length (process_info->env_keys); i++) {
 722                         value = mono_array_get (process_info->env_values, MonoString *, i);
 723                         if (value == NULL)
 724                                 continue;
 725
 726                         key = mono_array_get (process_info->env_keys, MonoString *, i);
 727                         memcpy (ptr, mono_string_chars (key), mono_string_length (key) * sizeof (gunichar2));
 728                         ptr += mono_string_length (key);
 729
 730                         memcpy (ptr, equals16, sizeof (gunichar2));
 731                         ptr++;
 732
 733                         memcpy (ptr, mono_string_chars (value), mono_string_length (value) * sizeof (gunichar2));
 734                         ptr += mono_string_length (value);
 735                         ptr++;
 736                 }
 737
 738                 g_free (equals16);
 739                 env_vars = (gchar *) str;
 740         }
 741
 742         /* The default dir name is "".  Turn that into NULL to mean
 743          * "current directory"
 744          */
 745         if(mono_string_length (proc_start_info->working_directory)==0) {
 746                 dir=NULL;
 747         } else {
 748                 dir=mono_string_chars (proc_start_info->working_directory);
 749         }
 750
 751         if (process_info->username) {
 752                 logon_flags = process_info->load_user_profile ? LOGON_WITH_PROFILE : 0;
 753                 ret=CreateProcessWithLogonW (mono_string_chars (process_info->username), process_info->domain ? mono_string_chars (process_info->domain) : NULL, process_info->password, logon_flags, shell_path, cmd? mono_string_chars (cmd): NULL, creation_flags, env_vars, dir, &startinfo, &procinfo);
 754         } else {
 755                 ret=CreateProcess (shell_path, cmd? mono_string_chars (cmd): NULL, NULL, NULL, TRUE, creation_flags, env_vars, dir, &startinfo, &procinfo);
 756         }
 757
 758         g_free (env_vars);
 759         if (free_shell_path)
 760                 g_free (shell_path);
 761
 762         if(ret) {
 763                 process_info->process_handle=procinfo.hProcess;
 764                 /*process_info->thread_handle=procinfo.hThread;*/
 765                 process_info->thread_handle=NULL;
 766                 if (procinfo.hThread != NULL && procinfo.hThread != INVALID_HANDLE_VALUE)
 767                         CloseHandle(procinfo.hThread);
 768                 process_info->pid=procinfo.dwProcessId;
 769                 process_info->tid=procinfo.dwThreadId;
 770         } else {
 771                 process_info->pid = -GetLastError ();
 772         }
 773
 774         return(ret);
 775 }
 776
 777 MonoBoolean ves_icall_System_Diagnostics_Process_WaitForExit_internal (MonoObject *this, HANDLE process, gint32 ms)
 778 {
 779         guint32 ret;
 780
 781         MONO_ARCH_SAVE_REGS;
 782
 783         if(ms<0) {
 784                 /* Wait forever */
 785                 ret=WaitForSingleObjectEx (process, INFINITE, TRUE);
 786         } else {
 787                 ret=WaitForSingleObjectEx (process, ms, TRUE);
 788         }
 789         if(ret==WAIT_OBJECT_0) {
 790                 return(TRUE);
 791         } else {
 792                 return(FALSE);
 793         }
 794 }
 795
 796 gint64 ves_icall_System_Diagnostics_Process_ExitTime_internal (HANDLE process)
 797 {
 798         gboolean ret;
 799         gint64 ticks;
 800         FILETIME create_time, exit_time, kernel_time, user_time;
 801
 802         MONO_ARCH_SAVE_REGS;
 803
 804         ret=GetProcessTimes (process, &create_time, &exit_time, &kernel_time,
 805                              &user_time);
 806         if(ret==TRUE) {
 807                 ticks=((guint64)exit_time.dwHighDateTime << 32) +
 808                         exit_time.dwLowDateTime;
 809
 810                 return(ticks);
 811         } else {
 812                 return(0);
 813         }
 814 }
 815
 816 gint64 ves_icall_System_Diagnostics_Process_StartTime_internal (HANDLE process)
 817 {
 818         gboolean ret;
 819         gint64 ticks;
 820         FILETIME create_time, exit_time, kernel_time, user_time;
 821
 822         MONO_ARCH_SAVE_REGS;
 823
 824         ret=GetProcessTimes (process, &create_time, &exit_time, &kernel_time,
 825                              &user_time);
 826         if(ret==TRUE) {
 827                 ticks=((guint64)create_time.dwHighDateTime << 32) +
 828                         create_time.dwLowDateTime;
 829
 830                 return(ticks);
 831         } else {
 832                 return(0);
 833         }
 834 }
 835
 836 gint32 ves_icall_System_Diagnostics_Process_ExitCode_internal (HANDLE process)
 837 {
 838         DWORD code;
 839
 840         MONO_ARCH_SAVE_REGS;
 841
 842         GetExitCodeProcess (process, &code);
 843
 844 #ifdef DEBUG
 845         g_message (G_GNUC_PRETTY_FUNCTION ": process exit code is %d", code);
 846 #endif
 847
 848         return(code);
 849 }
 850
 851 MonoString *ves_icall_System_Diagnostics_Process_ProcessName_internal (HANDLE process)
 852 {
 853         MonoString *string;
 854         gboolean ok;
 855         HMODULE mod;
 856         gunichar2 name[MAX_PATH];
 857         DWORD needed;
 858         guint32 len;
 859
 860         MONO_ARCH_SAVE_REGS;
 861
 862         ok=EnumProcessModules (process, &mod, sizeof(mod), &needed);
 863         if(ok==FALSE) {
 864                 return(NULL);
 865         }
 866
 867         len=GetModuleBaseName (process, mod, name, MAX_PATH);
 868         if(len==0) {
 869                 return(NULL);
 870         }
 871
 872 #ifdef DEBUG
 873         g_message (G_GNUC_PRETTY_FUNCTION ": process name is [%s]",
 874                    g_utf16_to_utf8 (name, -1, NULL, NULL, NULL));
 875 #endif
 876
 877         string=mono_string_new_utf16 (mono_domain_get (), name, len);
 878
 879         return(string);
 880 }
 881
 882 /* Returns an array of pids */
 883 MonoArray *ves_icall_System_Diagnostics_Process_GetProcesses_internal (void)
 884 {
 885         MonoArray *procs;
 886         gboolean ret;
 887         DWORD needed;
 888         guint32 count, i;
 889         DWORD pids[1024];
 890
 891         MONO_ARCH_SAVE_REGS;
 892
 893         ret=EnumProcesses (pids, sizeof(pids), &needed);
 894         if(ret==FALSE) {
 895                 /* FIXME: throw an exception */
 896                 return(NULL);
 897         }
 898
 899         count=needed/sizeof(DWORD);
 900         procs=mono_array_new (mono_domain_get (), mono_get_int32_class (),
 901                               count);
 902         for(i=0; i<count; i++) {
 903                 mono_array_set (procs, guint32, i, pids[i]);
 904         }
 905
 906         return(procs);
 907 }
 908
 909 MonoBoolean ves_icall_System_Diagnostics_Process_GetWorkingSet_internal (HANDLE process, guint32 *min, guint32 *max)
 910 {
 911         gboolean ret;
 912         SIZE_T ws_min, ws_max;
 913
 914         MONO_ARCH_SAVE_REGS;
 915
 916         ret=GetProcessWorkingSetSize (process, &ws_min, &ws_max);
 917         *min=(guint32)ws_min;
 918         *max=(guint32)ws_max;
 919
 920         return(ret);
 921 }
 922
 923 MonoBoolean ves_icall_System_Diagnostics_Process_SetWorkingSet_internal (HANDLE process, guint32 min, guint32 max, MonoBoolean use_min)
 924 {
 925         gboolean ret;
 926         SIZE_T ws_min;
 927         SIZE_T ws_max;
 928
 929         MONO_ARCH_SAVE_REGS;
 930
 931         ret=GetProcessWorkingSetSize (process, &ws_min, &ws_max);
 932         if(ret==FALSE) {
 933                 return(FALSE);
 934         }
 935
 936         if(use_min==TRUE) {
 937                 ws_min=(SIZE_T)min;
 938         } else {
 939                 ws_max=(SIZE_T)max;
 940         }
 941
 942         ret=SetProcessWorkingSetSize (process, ws_min, ws_max);
 943
 944         return(ret);
 945 }
 946
 947 MonoBoolean
 948 ves_icall_System_Diagnostics_Process_Kill_internal (HANDLE process, gint32 sig)
 949 {
 950         MONO_ARCH_SAVE_REGS;
 951
 952         /* sig == 1 -> Kill, sig == 2 -> CloseMainWindow */
 953
 954         return TerminateProcess (process, -sig);
 955 }
 956
 957 gint64
 958 ves_icall_System_Diagnostics_Process_Times (HANDLE process, gint32 type)
 959 {
 960         FILETIME create_time, exit_time, kernel_time, user_time;
 961
 962         if (GetProcessTimes (process, &create_time, &exit_time, &kernel_time, &user_time)) {
 963                 if (type == 0)
 964                         return *(gint64*)&user_time;
 965                 else if (type == 1)
 966                         return *(gint64*)&kernel_time;
 967                 /* system + user time: FILETIME can be (memory) cast to a 64 bit int */
 968                 return *(gint64*)&kernel_time + *(gint64*)&user_time;
 969         }
 970         return 0;
 971 }
 972
 973 gint32
 974 ves_icall_System_Diagnostics_Process_GetPriorityClass (HANDLE process, gint32 *error)
 975 {
 976         gint32 ret = GetPriorityClass (process);
 977         *error = ret == 0 ? GetLastError () : 0;
 978         return ret;
 979 }
 980
 981 MonoBoolean
 982 ves_icall_System_Diagnostics_Process_SetPriorityClass (HANDLE process, gint32 priority_class, gint32 *error)
 983 {
 984         gboolean ret = SetPriorityClass (process, priority_class);
 985         *error = ret == 0 ? GetLastError () : 0;
 986         return ret;
 987 }