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         int i;
 253
 254         datalen = GetFileVersionInfoSize (filename, &verinfohandle);
 255         if (datalen) {
 256                 data = g_malloc0 (datalen);
 257                 ok = GetFileVersionInfo (filename, verinfohandle, datalen,
 258                                          data);
 259                 if (ok) {
 260                         query = g_utf8_to_utf16 ("\\", -1, NULL, NULL, NULL);
 261                         if (query == NULL) {
 262                                 g_free (data);
 263                                 return;
 264                         }
 265
 266                         if (VerQueryValue (data, query, (gpointer *)&ffi,
 267                             &ffi_size)) {
 268 #ifdef DEBUG
 269                                 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));
 270 #endif
 271
 272                                 process_set_field_int (filever, "filemajorpart", HIWORD (ffi->dwFileVersionMS));
 273                                 process_set_field_int (filever, "fileminorpart", LOWORD (ffi->dwFileVersionMS));
 274                                 process_set_field_int (filever, "filebuildpart", HIWORD (ffi->dwFileVersionLS));
 275                                 process_set_field_int (filever, "fileprivatepart", LOWORD (ffi->dwFileVersionLS));
 276
 277                                 process_set_field_int (filever, "productmajorpart", HIWORD (ffi->dwProductVersionMS));
 278                                 process_set_field_int (filever, "productminorpart", LOWORD (ffi->dwProductVersionMS));
 279                                 process_set_field_int (filever, "productbuildpart", HIWORD (ffi->dwProductVersionLS));
 280                                 process_set_field_int (filever, "productprivatepart", LOWORD (ffi->dwProductVersionLS));
 281
 282                                 process_set_field_bool (filever, "isdebug", (ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_DEBUG);
 283                                 process_set_field_bool (filever, "isprerelease", (ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_PRERELEASE);
 284                                 process_set_field_bool (filever, "ispatched", (ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_PATCHED);
 285                                 process_set_field_bool (filever, "isprivatebuild", (ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_PRIVATEBUILD);
 286                                 process_set_field_bool (filever, "isspecialbuild", (ffi->dwFileFlags & ffi->dwFileFlagsMask) & VS_FF_SPECIALBUILD);
 287                         }
 288                         g_free (query);
 289
 290                         query = g_utf8_to_utf16 ("\\VarFileInfo\\Translation", -1, NULL, NULL, NULL);
 291                         if (query == NULL) {
 292                                 g_free (data);
 293                                 return;
 294                         }
 295
 296                         if (VerQueryValue (data, query,
 297                                            (gpointer *)&trans_data,
 298                                            &trans_size)) {
 299                                 /* Look for neutral or en_US language data
 300                                  * (or should we use the first language ID we
 301                                  * see?)
 302                                  */
 303                                 for (i = 0; i < trans_size; i += 4) {
 304 #ifdef DEBUG
 305                                         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[i], trans_data[i+1], trans_data[i+2], trans_data[i+3]);
 306 #endif
 307
 308                                         if ((trans_data[i] == 0x09 &&
 309                                              trans_data[i+1] == 0x04 &&
 310                                              trans_data[i+2] == 0xb0 &&
 311                                              trans_data[i+3] == 0x04) ||
 312                                             (trans_data[i] == 0x00 &&
 313                                              trans_data[i+1] == 0x00 &&
 314                                              trans_data[i+2] == 0xb0 &&
 315                                              trans_data[i+3] == 0x04) ||
 316                                             (trans_data[i] == 0x7f &&
 317                                              trans_data[i+1] == 0x00 &&
 318                                              trans_data[i+2] == 0xb0 &&
 319                                              trans_data[i+3] == 0x04)) {
 320                                                 gunichar2 lang_buf[128];
 321                                                 guint32 lang, lang_count;
 322
 323                                                 lang = (trans_data[i]) |
 324                                                        (trans_data[i+1] << 8) |
 325                                                        (trans_data[i+2] << 16) |
 326                                                        (trans_data[i+3] << 24);
 327                                                 lang_count = VerLanguageName (lang, lang_buf, 128);
 328                                                 if (lang_count) {
 329                                                         process_set_field_string (filever, "language", lang_buf, lang_count);
 330                                                 }
 331                                                 process_module_stringtable (filever, data, trans_data[i], trans_data[i+1]);
 332                                         }
 333                                 }
 334                         } else {
 335                                 /* No strings, so set every field to
 336                                  * the empty string
 337                                  */
 338                                 process_set_field_string (filever,
 339                                                           "comments",
 340                                                           EMPTY_STRING, 0);
 341                                 process_set_field_string (filever,
 342                                                           "companyname",
 343                                                           EMPTY_STRING, 0);
 344                                 process_set_field_string (filever,
 345                                                           "filedescription",
 346                                                           EMPTY_STRING, 0);
 347                                 process_set_field_string (filever,
 348                                                           "fileversion",
 349                                                           EMPTY_STRING, 0);
 350                                 process_set_field_string (filever,
 351                                                           "internalname",
 352                                                           EMPTY_STRING, 0);
 353                                 process_set_field_string (filever,
 354                                                           "legalcopyright",
 355                                                           EMPTY_STRING, 0);
 356                                 process_set_field_string (filever,
 357                                                           "legaltrademarks",
 358                                                           EMPTY_STRING, 0);
 359                                 process_set_field_string (filever,
 360                                                           "originalfilename",
 361                                                           EMPTY_STRING, 0);
 362                                 process_set_field_string (filever,
 363                                                           "privatebuild",
 364                                                           EMPTY_STRING, 0);
 365                                 process_set_field_string (filever,
 366                                                           "productname",
 367                                                           EMPTY_STRING, 0);
 368                                 process_set_field_string (filever,
 369                                                           "productversion",
 370                                                           EMPTY_STRING, 0);
 371                                 process_set_field_string (filever,
 372                                                           "specialbuild",
 373                                                           EMPTY_STRING, 0);
 374                         }
 375
 376                         g_free (query);
 377                 }
 378                 g_free (data);
 379         }
 380 }
 381
 382 static void process_add_module (GPtrArray *modules, HANDLE process, HMODULE mod,
 383                                 gunichar2 *filename, gunichar2 *modulename)
 384 {
 385         MonoClass *proc_class, *filever_class;
 386         MonoObject *item, *filever;
 387         MonoDomain *domain=mono_domain_get ();
 388         MODULEINFO modinfo;
 389         BOOL ok;
 390
 391         /* Build a System.Diagnostics.ProcessModule with the data.
 392          */
 393         proc_class=mono_class_from_name (system_assembly, "System.Diagnostics",
 394                                          "ProcessModule");
 395         item=mono_object_new (domain, proc_class);
 396
 397         filever_class=mono_class_from_name (system_assembly,
 398                                             "System.Diagnostics",
 399                                             "FileVersionInfo");
 400         filever=mono_object_new (domain, filever_class);
 401
 402         process_get_fileversion (filever, filename);
 403
 404         process_set_field_string (filever, "filename", filename,
 405                                   unicode_chars (filename));
 406
 407         ok = GetModuleInformation (process, mod, &modinfo, sizeof(MODULEINFO));
 408         if (ok) {
 409                 process_set_field_intptr (item, "baseaddr",
 410                                           modinfo.lpBaseOfDll);
 411                 process_set_field_intptr (item, "entryaddr",
 412                                           modinfo.EntryPoint);
 413                 process_set_field_int (item, "memory_size",
 414                                        modinfo.SizeOfImage);
 415         }
 416         process_set_field_string (item, "filename", filename,
 417                                   unicode_chars (filename));
 418         process_set_field_string (item, "modulename", modulename,
 419                                   unicode_chars (modulename));
 420         process_set_field_object (item, "version_info", filever);
 421
 422         /* FIXME: moving GC */
 423         g_ptr_array_add (modules, item);
 424 }
 425
 426 /* Returns an array of System.Diagnostics.ProcessModule */
 427 MonoArray *ves_icall_System_Diagnostics_Process_GetModules_internal (MonoObject *this, HANDLE process)
 428 {
 429         GPtrArray *modules_list=g_ptr_array_new ();
 430         MonoArray *arr;
 431         HMODULE mods[1024];
 432         gunichar2 filename[MAX_PATH];
 433         gunichar2 modname[MAX_PATH];
 434         DWORD needed;
 435         guint32 count;
 436         guint32 i;
 437
 438         MONO_ARCH_SAVE_REGS;
 439
 440         STASH_SYS_ASS (this);
 441
 442         if (EnumProcessModules (process, mods, sizeof(mods), &needed)) {
 443                 count = needed / sizeof(HMODULE);
 444                 for (i = 0; i < count; i++) {
 445                         if (GetModuleBaseName (process, mods[i], modname,
 446                                                MAX_PATH) &&
 447                             GetModuleFileNameEx (process, mods[i], filename,
 448                                                  MAX_PATH)) {
 449                                 process_add_module (modules_list, process,
 450                                                     mods[i], filename, modname);
 451                         }
 452                 }
 453         }
 454
 455         /* Build a MonoArray out of modules_list */
 456         arr=mono_array_new (mono_domain_get (), mono_get_object_class (),
 457                             modules_list->len);
 458
 459         for(i=0; i<modules_list->len; i++) {
 460                 mono_array_setref (arr, i, g_ptr_array_index (modules_list, i));
 461         }
 462
 463         g_ptr_array_free (modules_list, TRUE);
 464
 465         return(arr);
 466 }
 467
 468 void ves_icall_System_Diagnostics_FileVersionInfo_GetVersionInfo_internal (MonoObject *this, MonoString *filename)
 469 {
 470         MONO_ARCH_SAVE_REGS;
 471
 472         STASH_SYS_ASS (this);
 473
 474         process_get_fileversion (this, mono_string_chars (filename));
 475         process_set_field_string (this, "filename",
 476                                   mono_string_chars (filename),
 477                                   mono_string_length (filename));
 478 }
 479
 480 /* Only used when UseShellExecute is false */
 481 static gchar *
 482 quote_path (const gchar *path)
 483 {
 484         gchar *res = g_shell_quote (path);
 485 #ifdef PLATFORM_WIN32
 486         {
 487         gchar *q = res;
 488         while (*q) {
 489                 if (*q == '\'')
 490                         *q = '\"';
 491                 q++;
 492         }
 493         }
 494 #endif
 495         return res;
 496 }
 497
 498 /* Only used when UseShellExecute is false */
 499 static gboolean
 500 complete_path (const gunichar2 *appname, gchar **completed)
 501 {
 502         gchar *utf8app;
 503         gchar *found;
 504
 505         utf8app = g_utf16_to_utf8 (appname, -1, NULL, NULL, NULL);
 506         if (g_path_is_absolute (utf8app)) {
 507                 *completed = quote_path (utf8app);
 508                 g_free (utf8app);
 509                 return TRUE;
 510         }
 511
 512         if (g_file_test (utf8app, G_FILE_TEST_IS_EXECUTABLE) && !g_file_test (utf8app, G_FILE_TEST_IS_DIR)) {
 513                 *completed = quote_path (utf8app);
 514                 g_free (utf8app);
 515                 return TRUE;
 516         }
 517
 518         found = g_find_program_in_path (utf8app);
 519         if (found == NULL) {
 520                 *completed = NULL;
 521                 g_free (utf8app);
 522                 return FALSE;
 523         }
 524
 525         *completed = quote_path (found);
 526         g_free (found);
 527         g_free (utf8app);
 528         return TRUE;
 529 }
 530
 531 #ifndef HAVE_GETPROCESSID
 532 /* Run-time GetProcessId detection for Windows */
 533 #ifdef PLATFORM_WIN32
 534 #define HAVE_GETPROCESSID
 535
 536 typedef DWORD (WINAPI *GETPROCESSID_PROC) (HANDLE);
 537 typedef DWORD (WINAPI *NTQUERYINFORMATIONPROCESS_PROC) (HANDLE, PROCESSINFOCLASS, PVOID, ULONG, PULONG);
 538 typedef DWORD (WINAPI *RTLNTSTATUSTODOSERROR_PROC) (NTSTATUS);
 539
 540 static DWORD WINAPI GetProcessId_detect (HANDLE process);
 541
 542 static GETPROCESSID_PROC GetProcessId = &GetProcessId_detect;
 543 static NTQUERYINFORMATIONPROCESS_PROC NtQueryInformationProcess_proc = NULL;
 544 static RTLNTSTATUSTODOSERROR_PROC RtlNtStatusToDosError_proc = NULL;
 545
 546 static DWORD WINAPI GetProcessId_ntdll (HANDLE process)
 547 {
 548         PROCESS_BASIC_INFORMATION pi;
 549         NTSTATUS status;
 550
 551         status = NtQueryInformationProcess_proc (process, ProcessBasicInformation, &pi, sizeof (pi), NULL);
 552         if (NT_SUCCESS (status)) {
 553                 return pi.UniqueProcessId;
 554         } else {
 555                 SetLastError (RtlNtStatusToDosError_proc (status));
 556                 return 0;
 557         }
 558 }
 559
 560 static DWORD WINAPI GetProcessId_stub (HANDLE process)
 561 {
 562         SetLastError (ERROR_CALL_NOT_IMPLEMENTED);
 563         return 0;
 564 }
 565
 566 static DWORD WINAPI GetProcessId_detect (HANDLE process)
 567 {
 568         HMODULE module_handle;
 569         GETPROCESSID_PROC GetProcessId_kernel;
 570
 571         /* Windows XP SP1 and above have GetProcessId API */
 572         module_handle = GetModuleHandle (L"kernel32.dll");
 573         if (module_handle != NULL) {
 574                 GetProcessId_kernel = (GETPROCESSID_PROC) GetProcAddress (module_handle, "GetProcessId");
 575                 if (GetProcessId_kernel != NULL) {
 576                         GetProcessId = GetProcessId_kernel;
 577                         return GetProcessId (process);
 578                 }
 579         }
 580
 581         /* Windows 2000 and above have deprecated NtQueryInformationProcess API */
 582         module_handle = GetModuleHandle (L"ntdll.dll");
 583         if (module_handle != NULL) {
 584                 NtQueryInformationProcess_proc = (NTQUERYINFORMATIONPROCESS_PROC) GetProcAddress (module_handle, "NtQueryInformationProcess");
 585                 if (NtQueryInformationProcess_proc != NULL) {
 586                         RtlNtStatusToDosError_proc = (RTLNTSTATUSTODOSERROR_PROC) GetProcAddress (module_handle, "RtlNtStatusToDosError");
 587                         if (RtlNtStatusToDosError_proc != NULL) {
 588                                 GetProcessId = &GetProcessId_ntdll;
 589                                 return GetProcessId (process);
 590                         }
 591                 }
 592         }
 593
 594         /* Fall back to ERROR_CALL_NOT_IMPLEMENTED */
 595         GetProcessId = &GetProcessId_stub;
 596         return GetProcessId (process);
 597 }
 598 #endif /* PLATFORM_WIN32 */
 599 #endif /* !HAVE_GETPROCESSID */
 600
 601 MonoBoolean ves_icall_System_Diagnostics_Process_ShellExecuteEx_internal (MonoProcessStartInfo *proc_start_info, MonoProcInfo *process_info)
 602 {
 603         SHELLEXECUTEINFO shellex = {0};
 604         gboolean ret;
 605
 606         shellex.cbSize = sizeof(SHELLEXECUTEINFO);
 607         shellex.fMask = SEE_MASK_FLAG_DDEWAIT | SEE_MASK_NOCLOSEPROCESS | SEE_MASK_UNICODE;
 608         shellex.nShow = SW_SHOWNORMAL;
 609
 610
 611
 612         if (proc_start_info->filename != NULL) {
 613                 shellex.lpFile = mono_string_chars (proc_start_info->filename);
 614         }
 615
 616         if (proc_start_info->arguments != NULL) {
 617                 shellex.lpParameters = mono_string_chars (proc_start_info->arguments);
 618         }
 619
 620         if (proc_start_info->verb != NULL &&
 621             mono_string_length (proc_start_info->verb) != 0) {
 622                 shellex.lpVerb = mono_string_chars (proc_start_info->verb);
 623         }
 624
 625         if (proc_start_info->working_directory != NULL &&
 626             mono_string_length (proc_start_info->working_directory) != 0) {
 627                 shellex.lpDirectory = mono_string_chars (proc_start_info->working_directory);
 628         }
 629
 630         if (proc_start_info->error_dialog) {
 631                 shellex.hwnd = proc_start_info->error_dialog_parent_handle;
 632         } else {
 633                 shellex.fMask |= SEE_MASK_FLAG_NO_UI;
 634         }
 635
 636         ret = ShellExecuteEx (&shellex);
 637         if (ret == FALSE) {
 638                 process_info->pid = -GetLastError ();
 639         } else {
 640                 process_info->process_handle = shellex.hProcess;
 641                 process_info->thread_handle = NULL;
 642                 /* It appears that there's no way to get the pid from a
 643                  * process handle before windows xp.  Really.
 644                  */
 645 #ifdef HAVE_GETPROCESSID
 646                 process_info->pid = GetProcessId (shellex.hProcess);
 647 #else
 648                 process_info->pid = 0;
 649 #endif
 650                 process_info->tid = 0;
 651         }
 652
 653         return (ret);
 654 }
 655
 656 MonoBoolean ves_icall_System_Diagnostics_Process_CreateProcess_internal (MonoProcessStartInfo *proc_start_info, HANDLE stdin_handle, HANDLE stdout_handle, HANDLE stderr_handle, MonoProcInfo *process_info)
 657 {
 658         gboolean ret;
 659         gunichar2 *dir;
 660         STARTUPINFO startinfo={0};
 661         PROCESS_INFORMATION procinfo;
 662         gunichar2 *shell_path = NULL;
 663         gchar *env_vars = NULL;
 664         gboolean free_shell_path = TRUE;
 665         gchar *spath = NULL;
 666         MonoString *cmd = proc_start_info->arguments;
 667         guint32 creation_flags, logon_flags;
 668
 669         startinfo.cb=sizeof(STARTUPINFO);
 670         startinfo.dwFlags=STARTF_USESTDHANDLES;
 671         startinfo.hStdInput=stdin_handle;
 672         startinfo.hStdOutput=stdout_handle;
 673         startinfo.hStdError=stderr_handle;
 674
 675         creation_flags = CREATE_UNICODE_ENVIRONMENT;
 676         if (proc_start_info->create_no_window)
 677                 creation_flags |= CREATE_NO_WINDOW;
 678
 679         shell_path = mono_string_chars (proc_start_info->filename);
 680         complete_path (shell_path, &spath);
 681         if (spath == NULL) {
 682                 process_info->pid = -ERROR_FILE_NOT_FOUND;
 683                 return FALSE;
 684         }
 685 #ifdef PLATFORM_WIN32
 686         /* Seems like our CreateProcess does not work as the windows one.
 687          * This hack is needed to deal with paths containing spaces */
 688         shell_path = NULL;
 689         free_shell_path = FALSE;
 690         if (cmd) {
 691                 gchar *newcmd, *tmp;
 692                 tmp = mono_string_to_utf8 (cmd);
 693                 newcmd = g_strdup_printf ("%s %s", spath, tmp);
 694                 cmd = mono_string_new_wrapper (newcmd);
 695                 g_free (tmp);
 696                 g_free (newcmd);
 697         }
 698         else {
 699                 cmd = mono_string_new_wrapper (spath);
 700         }
 701 #else
 702         shell_path = g_utf8_to_utf16 (spath, -1, NULL, NULL, NULL);
 703 #endif
 704         g_free (spath);
 705
 706         if (process_info->env_keys != NULL) {
 707                 gint i, len;
 708                 MonoString *ms;
 709                 MonoString *key, *value;
 710                 gunichar2 *str, *ptr;
 711                 gunichar2 *equals16;
 712
 713                 for (len = 0, i = 0; i < mono_array_length (process_info->env_keys); i++) {
 714                         ms = mono_array_get (process_info->env_values, MonoString *, i);
 715                         if (ms == NULL)
 716                                 continue;
 717
 718                         len += mono_string_length (ms) * sizeof (gunichar2);
 719                         ms = mono_array_get (process_info->env_keys, MonoString *, i);
 720                         len += mono_string_length (ms) * sizeof (gunichar2);
 721                         len += 2 * sizeof (gunichar2);
 722                 }
 723
 724                 equals16 = g_utf8_to_utf16 ("=", 1, NULL, NULL, NULL);
 725                 ptr = str = g_new0 (gunichar2, len + 1);
 726                 for (i = 0; i < mono_array_length (process_info->env_keys); i++) {
 727                         value = mono_array_get (process_info->env_values, MonoString *, i);
 728                         if (value == NULL)
 729                                 continue;
 730
 731                         key = mono_array_get (process_info->env_keys, MonoString *, i);
 732                         memcpy (ptr, mono_string_chars (key), mono_string_length (key) * sizeof (gunichar2));
 733                         ptr += mono_string_length (key);
 734
 735                         memcpy (ptr, equals16, sizeof (gunichar2));
 736                         ptr++;
 737
 738                         memcpy (ptr, mono_string_chars (value), mono_string_length (value) * sizeof (gunichar2));
 739                         ptr += mono_string_length (value);
 740                         ptr++;
 741                 }
 742
 743                 g_free (equals16);
 744                 env_vars = (gchar *) str;
 745         }
 746
 747         /* The default dir name is "".  Turn that into NULL to mean
 748          * "current directory"
 749          */
 750         if(mono_string_length (proc_start_info->working_directory)==0) {
 751                 dir=NULL;
 752         } else {
 753                 dir=mono_string_chars (proc_start_info->working_directory);
 754         }
 755
 756         if (process_info->username) {
 757                 logon_flags = process_info->load_user_profile ? LOGON_WITH_PROFILE : 0;
 758                 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);
 759         } else {
 760                 ret=CreateProcess (shell_path, cmd? mono_string_chars (cmd): NULL, NULL, NULL, TRUE, creation_flags, env_vars, dir, &startinfo, &procinfo);
 761         }
 762
 763         g_free (env_vars);
 764         if (free_shell_path)
 765                 g_free (shell_path);
 766
 767         if(ret) {
 768                 process_info->process_handle=procinfo.hProcess;
 769                 /*process_info->thread_handle=procinfo.hThread;*/
 770                 process_info->thread_handle=NULL;
 771                 if (procinfo.hThread != NULL && procinfo.hThread != INVALID_HANDLE_VALUE)
 772                         CloseHandle(procinfo.hThread);
 773                 process_info->pid=procinfo.dwProcessId;
 774                 process_info->tid=procinfo.dwThreadId;
 775         } else {
 776                 process_info->pid = -GetLastError ();
 777         }
 778
 779         return(ret);
 780 }
 781
 782 MonoBoolean ves_icall_System_Diagnostics_Process_WaitForExit_internal (MonoObject *this, HANDLE process, gint32 ms)
 783 {
 784         guint32 ret;
 785
 786         MONO_ARCH_SAVE_REGS;
 787
 788         if(ms<0) {
 789                 /* Wait forever */
 790                 ret=WaitForSingleObjectEx (process, INFINITE, TRUE);
 791         } else {
 792                 ret=WaitForSingleObjectEx (process, ms, TRUE);
 793         }
 794         if(ret==WAIT_OBJECT_0) {
 795                 return(TRUE);
 796         } else {
 797                 return(FALSE);
 798         }
 799 }
 800
 801 gint64 ves_icall_System_Diagnostics_Process_ExitTime_internal (HANDLE process)
 802 {
 803         gboolean ret;
 804         gint64 ticks;
 805         FILETIME create_time, exit_time, kernel_time, user_time;
 806
 807         MONO_ARCH_SAVE_REGS;
 808
 809         ret=GetProcessTimes (process, &create_time, &exit_time, &kernel_time,
 810                              &user_time);
 811         if(ret==TRUE) {
 812                 ticks=((guint64)exit_time.dwHighDateTime << 32) +
 813                         exit_time.dwLowDateTime;
 814
 815                 return(ticks);
 816         } else {
 817                 return(0);
 818         }
 819 }
 820
 821 gint64 ves_icall_System_Diagnostics_Process_StartTime_internal (HANDLE process)
 822 {
 823         gboolean ret;
 824         gint64 ticks;
 825         FILETIME create_time, exit_time, kernel_time, user_time;
 826
 827         MONO_ARCH_SAVE_REGS;
 828
 829         ret=GetProcessTimes (process, &create_time, &exit_time, &kernel_time,
 830                              &user_time);
 831         if(ret==TRUE) {
 832                 ticks=((guint64)create_time.dwHighDateTime << 32) +
 833                         create_time.dwLowDateTime;
 834
 835                 return(ticks);
 836         } else {
 837                 return(0);
 838         }
 839 }
 840
 841 gint32 ves_icall_System_Diagnostics_Process_ExitCode_internal (HANDLE process)
 842 {
 843         DWORD code;
 844
 845         MONO_ARCH_SAVE_REGS;
 846
 847         GetExitCodeProcess (process, &code);
 848
 849 #ifdef DEBUG
 850         g_message (G_GNUC_PRETTY_FUNCTION ": process exit code is %d", code);
 851 #endif
 852
 853         return(code);
 854 }
 855
 856 MonoString *ves_icall_System_Diagnostics_Process_ProcessName_internal (HANDLE process)
 857 {
 858         MonoString *string;
 859         gboolean ok;
 860         HMODULE mod;
 861         gunichar2 name[MAX_PATH];
 862         DWORD needed;
 863         guint32 len;
 864
 865         MONO_ARCH_SAVE_REGS;
 866
 867         ok=EnumProcessModules (process, &mod, sizeof(mod), &needed);
 868         if(ok==FALSE) {
 869                 return(NULL);
 870         }
 871
 872         len=GetModuleBaseName (process, mod, name, MAX_PATH);
 873         if(len==0) {
 874                 return(NULL);
 875         }
 876
 877 #ifdef DEBUG
 878         g_message (G_GNUC_PRETTY_FUNCTION ": process name is [%s]",
 879                    g_utf16_to_utf8 (name, -1, NULL, NULL, NULL));
 880 #endif
 881
 882         string=mono_string_new_utf16 (mono_domain_get (), name, len);
 883
 884         return(string);
 885 }
 886
 887 /* Returns an array of pids */
 888 MonoArray *ves_icall_System_Diagnostics_Process_GetProcesses_internal (void)
 889 {
 890         MonoArray *procs;
 891         gboolean ret;
 892         DWORD needed;
 893         guint32 count, i;
 894         DWORD pids[1024];
 895
 896         MONO_ARCH_SAVE_REGS;
 897
 898         ret=EnumProcesses (pids, sizeof(pids), &needed);
 899         if(ret==FALSE) {
 900                 /* FIXME: throw an exception */
 901                 return(NULL);
 902         }
 903
 904         count=needed/sizeof(DWORD);
 905         procs=mono_array_new (mono_domain_get (), mono_get_int32_class (),
 906                               count);
 907         for(i=0; i<count; i++) {
 908                 mono_array_set (procs, guint32, i, pids[i]);
 909         }
 910
 911         return(procs);
 912 }
 913
 914 MonoBoolean ves_icall_System_Diagnostics_Process_GetWorkingSet_internal (HANDLE process, guint32 *min, guint32 *max)
 915 {
 916         gboolean ret;
 917         SIZE_T ws_min, ws_max;
 918
 919         MONO_ARCH_SAVE_REGS;
 920
 921         ret=GetProcessWorkingSetSize (process, &ws_min, &ws_max);
 922         *min=(guint32)ws_min;
 923         *max=(guint32)ws_max;
 924
 925         return(ret);
 926 }
 927
 928 MonoBoolean ves_icall_System_Diagnostics_Process_SetWorkingSet_internal (HANDLE process, guint32 min, guint32 max, MonoBoolean use_min)
 929 {
 930         gboolean ret;
 931         SIZE_T ws_min;
 932         SIZE_T ws_max;
 933
 934         MONO_ARCH_SAVE_REGS;
 935
 936         ret=GetProcessWorkingSetSize (process, &ws_min, &ws_max);
 937         if(ret==FALSE) {
 938                 return(FALSE);
 939         }
 940
 941         if(use_min==TRUE) {
 942                 ws_min=(SIZE_T)min;
 943         } else {
 944                 ws_max=(SIZE_T)max;
 945         }
 946
 947         ret=SetProcessWorkingSetSize (process, ws_min, ws_max);
 948
 949         return(ret);
 950 }
 951
 952 MonoBoolean
 953 ves_icall_System_Diagnostics_Process_Kill_internal (HANDLE process, gint32 sig)
 954 {
 955         MONO_ARCH_SAVE_REGS;
 956
 957         /* sig == 1 -> Kill, sig == 2 -> CloseMainWindow */
 958
 959         return TerminateProcess (process, -sig);
 960 }
 961
 962 gint64
 963 ves_icall_System_Diagnostics_Process_Times (HANDLE process, gint32 type)
 964 {
 965         FILETIME create_time, exit_time, kernel_time, user_time;
 966
 967         if (GetProcessTimes (process, &create_time, &exit_time, &kernel_time, &user_time)) {
 968                 if (type == 0)
 969                         return *(gint64*)&user_time;
 970                 else if (type == 1)
 971                         return *(gint64*)&kernel_time;
 972                 /* system + user time: FILETIME can be (memory) cast to a 64 bit int */
 973                 return *(gint64*)&kernel_time + *(gint64*)&user_time;
 974         }
 975         return 0;
 976 }
 977
 978 gint32
 979 ves_icall_System_Diagnostics_Process_GetPriorityClass (HANDLE process, gint32 *error)
 980 {
 981         gint32 ret = GetPriorityClass (process);
 982         *error = ret == 0 ? GetLastError () : 0;
 983         return ret;
 984 }
 985
 986 MonoBoolean
 987 ves_icall_System_Diagnostics_Process_SetPriorityClass (HANDLE process, gint32 priority_class, gint32 *error)
 988 {
 989         gboolean ret = SetPriorityClass (process, priority_class);
 990         *error = ret == 0 ? GetLastError () : 0;
 991         return ret;
 992 }