src/Global.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2011 LoRd_MuldeR <MuldeR2@GMX.de>
   4 //
   5 // This program is free software; you can redistribute it and/or modify
   6 // it under the terms of the GNU General Public License as published by
   7 // the Free Software Foundation; either version 2 of the License, or
   8 // (at your option) any later version.
   9 //
  10 // This program is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU General Public License along
  16 // with this program; if not, write to the Free Software Foundation, Inc.,
  17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 //
  19 // http://www.gnu.org/licenses/gpl-2.0.txt
  20 ///////////////////////////////////////////////////////////////////////////////
  21
  22 #include "Global.h"
  23
  24 //Qt includes
  25 #include <QApplication>
  26 #include <QMessageBox>
  27 #include <QDir>
  28 #include <QUuid>
  29 #include <QMap>
  30 #include <QDate>
  31 #include <QIcon>
  32 #include <QPlastiqueStyle>
  33 #include <QImageReader>
  34 #include <QSharedMemory>
  35 #include <QSysInfo>
  36 #include <QStringList>
  37 #include <QSystemSemaphore>
  38 #include <QMutex>
  39 #include <QTextCodec>
  40 #include <QLibrary>
  41 #include <QRegExp>
  42 #include <QResource>
  43 #include <QTranslator>
  44 #include <QEventLoop>
  45 #include <QTimer>
  46
  47 //LameXP includes
  48 #include "Resource.h"
  49 #include "LockedFile.h"
  50
  51 //CRT includes
  52 #include <io.h>
  53 #include <fcntl.h>
  54 #include <intrin.h>
  55
  56 //COM includes
  57 #include <Objbase.h>
  58
  59 //Debug only includes
  60 #if LAMEXP_DEBUG
  61 #include <Psapi.h>
  62 #endif
  63
  64 //Initialize static Qt plugins
  65 #ifdef QT_NODLL
  66 Q_IMPORT_PLUGIN(qgif)
  67 Q_IMPORT_PLUGIN(qico)
  68 Q_IMPORT_PLUGIN(qsvg)
  69 #endif
  70
  71 ///////////////////////////////////////////////////////////////////////////////
  72 // TYPES
  73 ///////////////////////////////////////////////////////////////////////////////
  74
  75 typedef struct
  76 {
  77         unsigned int command;
  78         unsigned int reserved_1;
  79         unsigned int reserved_2;
  80         char parameter[4096];
  81 } lamexp_ipc_t;
  82
  83 ///////////////////////////////////////////////////////////////////////////////
  84 // GLOBAL VARS
  85 ///////////////////////////////////////////////////////////////////////////////
  86
  87 //Build version
  88 static const struct
  89 {
  90         unsigned int ver_major;
  91         unsigned int ver_minor;
  92         unsigned int ver_build;
  93         char *ver_release_name;
  94 }
  95 g_lamexp_version =
  96 {
  97         VER_LAMEXP_MAJOR,
  98         VER_LAMEXP_MINOR,
  99         VER_LAMEXP_BUILD,
 100         VER_LAMEXP_RNAME
 101 };
 102
 103 //Build date
 104 static QDate g_lamexp_version_date;
 105 static const char *g_lamexp_months[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
 106 static const char *g_lamexp_version_raw_date = __DATE__;
 107
 108 //Console attached flag
 109 static bool g_lamexp_console_attached = false;
 110
 111 //Compiler detection
 112 //The following code was borrowed from MPC-HC project: http://mpc-hc.sf.net/
 113 #if defined(__INTEL_COMPILER)
 114         #if (__INTEL_COMPILER >= 1200)
 115                 static const char *g_lamexp_version_compiler = "ICL 12.x";
 116         #elif (__INTEL_COMPILER >= 1100)
 117                 static const char *g_lamexp_version_compiler = = "ICL 11.x";
 118         #elif (__INTEL_COMPILER >= 1000)
 119                 static const char *g_lamexp_version_compiler = = "ICL 10.x";
 120         #else
 121                 #error Compiler is not supported!
 122         #endif
 123 #elif defined(_MSC_VER)
 124         #if (_MSC_VER == 1600)
 125                 #if (_MSC_FULL_VER >= 160040219)
 126                         static const char *g_lamexp_version_compiler = "MSVC 2010-SP1";
 127                 #else
 128                         static const char *g_lamexp_version_compiler = "MSVC 2010";
 129                 #endif
 130         #elif (_MSC_VER == 1500)
 131                 #if (_MSC_FULL_VER >= 150030729)
 132                         static const char *g_lamexp_version_compiler = "MSVC 2008-SP1";
 133                 #else
 134                         static const char *g_lamexp_version_compiler = "MSVC 2008";
 135                 #endif
 136         #else
 137                 #error Compiler is not supported!
 138         #endif
 139
 140         // Note: /arch:SSE and /arch:SSE2 are only available for the x86 platform
 141         #if !defined(_M_X64) && defined(_M_IX86_FP)
 142                 #if (_M_IX86_FP == 1)
 143                         LAMEXP_COMPILER_WARNING("SSE instruction set is enabled!")
 144                 #elif (_M_IX86_FP == 2)
 145                         LAMEXP_COMPILER_WARNING("SSE2 instruction set is enabled!")
 146                 #endif
 147         #endif
 148 #else
 149         #error Compiler is not supported!
 150 #endif
 151
 152 //Official web-site URL
 153 static const char *g_lamexp_website_url = "http://mulder.dummwiedeutsch.de/";
 154 static const char *g_lamexp_support_url = "http://forum.doom9.org/showthread.php?t=157726";
 155
 156 //Tool versions (expected)
 157 static const unsigned int g_lamexp_toolver_neroaac = VER_LAMEXP_TOOL_NEROAAC;
 158
 159 //Special folders
 160 static QString g_lamexp_temp_folder;
 161
 162 //Tools
 163 static QMap<QString, LockedFile*> g_lamexp_tool_registry;
 164 static QMap<QString, unsigned int> g_lamexp_tool_versions;
 165
 166 //Languages
 167 static struct
 168 {
 169         QMap<QString, QString> files;
 170         QMap<QString, QString> names;
 171         QMap<QString, unsigned int> sysid;
 172 }
 173 g_lamexp_translation;
 174
 175 //Translator
 176 static QTranslator *g_lamexp_currentTranslator = NULL;
 177
 178 //Shared memory
 179 static const struct
 180 {
 181         char *sharedmem;
 182         char *semaphore_read;
 183         char *semaphore_write;
 184 }
 185 g_lamexp_ipc_uuid =
 186 {
 187         "{21A68A42-6923-43bb-9CF6-64BF151942EE}",
 188         "{7A605549-F58C-4d78-B4E5-06EFC34F405B}",
 189         "{60AA8D04-F6B8-497d-81EB-0F600F4A65B5}"
 190 };
 191 static struct
 192 {
 193         QSharedMemory *sharedmem;
 194         QSystemSemaphore *semaphore_read;
 195         QSystemSemaphore *semaphore_write;
 196 }
 197 g_lamexp_ipc_ptr =
 198 {
 199         NULL, NULL, NULL
 200 };
 201
 202 //Image formats
 203 static const char *g_lamexp_imageformats[] = {"png", "jpg", "gif", "ico", "svg", NULL};
 204
 205 //Global locks
 206 static QMutex g_lamexp_message_mutex;
 207
 208 //Main thread ID
 209 static const DWORD g_main_thread_id = GetCurrentThreadId();
 210
 211
 212 ///////////////////////////////////////////////////////////////////////////////
 213 // GLOBAL FUNCTIONS
 214 ///////////////////////////////////////////////////////////////////////////////
 215
 216 /*
 217  * Version getters
 218  */
 219 unsigned int lamexp_version_major(void) { return g_lamexp_version.ver_major; }
 220 unsigned int lamexp_version_minor(void) { return g_lamexp_version.ver_minor; }
 221 unsigned int lamexp_version_build(void) { return g_lamexp_version.ver_build; }
 222 const char *lamexp_version_release(void) { return g_lamexp_version.ver_release_name; }
 223 const char *lamexp_version_compiler(void) {return g_lamexp_version_compiler; }
 224 unsigned int lamexp_toolver_neroaac(void) { return g_lamexp_toolver_neroaac; }
 225
 226 /*
 227  * URL getters
 228  */
 229 const char *lamexp_website_url(void) { return g_lamexp_website_url; }
 230 const char *lamexp_support_url(void) { return g_lamexp_support_url; }
 231
 232 /*
 233  * Check for Demo (pre-release) version
 234  */
 235 bool lamexp_version_demo(void)
 236 {
 237         char buffer[128];
 238         bool releaseVersion = false;
 239         if(!strcpy_s(buffer, 128, g_lamexp_version.ver_release_name))
 240         {
 241                 char *context, *prefix = strtok_s(buffer, "-,; ", &context);
 242                 if(prefix)
 243                 {
 244                         releaseVersion = (!_stricmp(prefix, "Final")) || (!_stricmp(prefix, "Hotfix"));
 245                 }
 246         }
 247         return LAMEXP_DEBUG || (!releaseVersion);
 248 }
 249
 250 /*
 251  * Calculate expiration date
 252  */
 253 QDate lamexp_version_expires(void)
 254 {
 255         return lamexp_version_date().addDays(LAMEXP_DEBUG ? 2 : 30);
 256 }
 257
 258 /*
 259  * Get build date date
 260  */
 261 const QDate &lamexp_version_date(void)
 262 {
 263         if(!g_lamexp_version_date.isValid())
 264         {
 265                 char temp[32];
 266                 int date[3];
 267
 268                 char *this_token = NULL;
 269                 char *next_token = NULL;
 270
 271                 strcpy_s(temp, 32, g_lamexp_version_raw_date);
 272                 this_token = strtok_s(temp, " ", &next_token);
 273
 274                 for(int i = 0; i < 3; i++)
 275                 {
 276                         date[i] = -1;
 277                         if(this_token)
 278                         {
 279                                 for(int j = 0; j < 12; j++)
 280                                 {
 281                                         if(!_strcmpi(this_token, g_lamexp_months[j]))
 282                                         {
 283                                                 date[i] = j+1;
 284                                                 break;
 285                                         }
 286                                 }
 287                                 if(date[i] < 0)
 288                                 {
 289                                         date[i] = atoi(this_token);
 290                                 }
 291                                 this_token = strtok_s(NULL, " ", &next_token);
 292                         }
 293                 }
 294
 295                 if(date[0] >= 0 && date[1] >= 0 && date[2] >= 0)
 296                 {
 297                         g_lamexp_version_date = QDate(date[2], date[0], date[1]);
 298                 }
 299         }
 300
 301         return g_lamexp_version_date;
 302 }
 303
 304 /*
 305  * Global exception handler
 306  */
 307 LONG WINAPI lamexp_exception_handler(__in struct _EXCEPTION_POINTERS *ExceptionInfo)
 308 {
 309         if(GetCurrentThreadId() != g_main_thread_id)
 310         {
 311                 HANDLE mainThread = OpenThread(THREAD_TERMINATE, FALSE, g_main_thread_id);
 312                 if(mainThread) TerminateThread(mainThread, ULONG_MAX);
 313
 314         }
 315
 316         FatalAppExit(0, L"Unhandeled exception error, application will exit!");
 317         TerminateProcess(GetCurrentProcess(), -1);
 318         return LONG_MAX;
 319 }
 320
 321 /*
 322  * Qt message handler
 323  */
 324 void lamexp_message_handler(QtMsgType type, const char *msg)
 325 {
 326         static HANDLE hConsole = NULL;
 327         static const char *GURU_MEDITATION = "\n\nGURU MEDITATION !!!\n\n";
 328         const char *buffer = NULL, *text = msg;
 329         char temp[1024];
 330
 331         QMutexLocker lock(&g_lamexp_message_mutex);
 332
 333         if(!strncmp(msg, "@BASE64@", 8))
 334         {
 335                 buffer = _strdup(QByteArray::fromBase64(msg + 8).constData());
 336                 if(buffer) text = buffer;
 337         }
 338
 339         if(!hConsole)
 340         {
 341                 if(g_lamexp_console_attached)
 342                 {
 343                         hConsole = CreateFile(L"CONOUT$", GENERIC_WRITE, FILE_SHARE_WRITE | FILE_SHARE_READ, NULL, OPEN_EXISTING, NULL, NULL);
 344                         if(hConsole == INVALID_HANDLE_VALUE) hConsole = NULL;
 345                 }
 346         }
 347
 348         if(hConsole)
 349         {
 350                 int len = sprintf_s(temp, 1024, "%s\n", text);
 351
 352                 CONSOLE_SCREEN_BUFFER_INFO bufferInfo;
 353                 GetConsoleScreenBufferInfo(hConsole, &bufferInfo);
 354                 SetConsoleOutputCP(CP_UTF8);
 355
 356                 switch(type)
 357                 {
 358                 case QtCriticalMsg:
 359                 case QtFatalMsg:
 360                         fflush(stdout);
 361                         fflush(stderr);
 362                         SetConsoleTextAttribute(hConsole, FOREGROUND_RED | FOREGROUND_INTENSITY);
 363                         WriteFile(hConsole, GURU_MEDITATION, strlen(GURU_MEDITATION), NULL, NULL);
 364                         WriteFile(hConsole, temp, len, NULL, NULL);
 365                         FlushFileBuffers(hConsole);
 366                         break;
 367                 case QtWarningMsg:
 368                         SetConsoleTextAttribute(hConsole, FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_INTENSITY);
 369                         WriteFile(hConsole, temp, len, NULL, NULL);
 370                         FlushFileBuffers(hConsole);
 371                         break;
 372                 default:
 373                         SetConsoleTextAttribute(hConsole, FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_INTENSITY);
 374                         WriteFile(hConsole, temp, len, NULL, NULL);
 375                         FlushFileBuffers(hConsole);
 376                         break;
 377                 }
 378
 379                 SetConsoleTextAttribute(hConsole, FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED);
 380         }
 381         else
 382         {
 383                 switch(type)
 384                 {
 385                 case QtCriticalMsg:
 386                 case QtFatalMsg:
 387                         sprintf_s(temp, 1024, "[LameXP][C] %s", text);
 388                         break;
 389                 case QtWarningMsg:
 390                         sprintf_s(temp, 1024, "[LameXP][W] %s", text);
 391                         break;
 392                 default:
 393                         sprintf_s(temp, 1024, "[LameXP][I] %s", text);
 394                         break;
 395                 }
 396
 397                 while(char *ptr = strchr(temp, '\n')) *ptr = '\t';
 398                 strcat_s(temp, 1024, "\n");
 399                 OutputDebugStringA(temp);
 400         }
 401
 402         if(type == QtCriticalMsg || type == QtFatalMsg)
 403         {
 404                 lock.unlock();
 405                 MessageBoxW(NULL, QWCHAR(QString::fromUtf8(text)), L"LameXP - GURU MEDITATION", MB_ICONERROR | MB_TOPMOST | MB_TASKMODAL);
 406                 FatalAppExit(0, L"The application has encountered a critical error and will exit now!");
 407                 TerminateProcess(GetCurrentProcess(), -1);
 408         }
 409
 410         if(buffer) free((void*) buffer);
 411 }
 412
 413 /*
 414  * Initialize the console
 415  */
 416 void lamexp_init_console(int argc, char* argv[])
 417 {
 418         bool enableConsole = lamexp_version_demo();
 419
 420         if(!LAMEXP_DEBUG)
 421         {
 422                 for(int i = 0; i < argc; i++)
 423                 {
 424                         if(!_stricmp(argv[i], "--console"))
 425                         {
 426                                 enableConsole = true;
 427                         }
 428                         else if(!_stricmp(argv[i], "--no-console"))
 429                         {
 430                                 enableConsole = false;
 431                         }
 432                 }
 433         }
 434
 435         if(enableConsole)
 436         {
 437                 if(!g_lamexp_console_attached)
 438                 {
 439                         g_lamexp_console_attached = AllocConsole();
 440                 }
 441
 442                 if(g_lamexp_console_attached)
 443                 {
 444                         //-------------------------------------------------------------------
 445                         //See: http://support.microsoft.com/default.aspx?scid=kb;en-us;105305
 446                         //-------------------------------------------------------------------
 447                         int hCrtStdOut = _open_osfhandle((long) GetStdHandle(STD_OUTPUT_HANDLE), _O_TEXT);
 448                         int hCrtStdErr = _open_osfhandle((long) GetStdHandle(STD_ERROR_HANDLE), _O_TEXT);
 449                         FILE *hfStdOut = _fdopen(hCrtStdOut, "w");
 450                         FILE *hfStderr = _fdopen(hCrtStdErr, "w");
 451                         *stdout = *hfStdOut;
 452                         *stderr = *hfStderr;
 453                         setvbuf(stdout, NULL, _IONBF, 0);
 454                         setvbuf(stderr, NULL, _IONBF, 0);
 455                 }
 456
 457                 if(HWND hwndConsole = GetConsoleWindow())
 458                 {
 459                         HMENU hMenu = GetSystemMenu(hwndConsole, 0);
 460                         EnableMenuItem(hMenu, SC_CLOSE, MF_BYCOMMAND | MF_GRAYED);
 461                         RemoveMenu(hMenu, SC_CLOSE, MF_BYCOMMAND);
 462
 463                         SetWindowLong(hwndConsole, GWL_STYLE, GetWindowLong(hwndConsole, GWL_STYLE) & (~WS_MAXIMIZEBOX));
 464                         SetWindowLong(hwndConsole, GWL_STYLE, GetWindowLong(hwndConsole, GWL_STYLE) & (~WS_MINIMIZEBOX));
 465
 466                         SetConsoleCtrlHandler(NULL, TRUE);
 467                         SetConsoleTitle(L"LameXP - Audio Encoder Front-End | Debug Console");
 468                         SetConsoleOutputCP(CP_UTF8);
 469                 }
 470         }
 471 }
 472
 473 /*
 474  * Detect CPU features
 475  */
 476 lamexp_cpu_t lamexp_detect_cpu_features(void)
 477 {
 478         typedef BOOL (WINAPI *IsWow64ProcessFun)(__in HANDLE hProcess, __out PBOOL Wow64Process);
 479         typedef VOID (WINAPI *GetNativeSystemInfoFun)(__out LPSYSTEM_INFO lpSystemInfo);
 480
 481         static IsWow64ProcessFun IsWow64ProcessPtr = NULL;
 482         static GetNativeSystemInfoFun GetNativeSystemInfoPtr = NULL;
 483
 484         lamexp_cpu_t features;
 485         SYSTEM_INFO systemInfo;
 486         int CPUInfo[4] = {-1};
 487         char CPUIdentificationString[0x40];
 488         char CPUBrandString[0x40];
 489
 490         memset(&features, 0, sizeof(lamexp_cpu_t));
 491         memset(&systemInfo, 0, sizeof(SYSTEM_INFO));
 492         memset(CPUIdentificationString, 0, sizeof(CPUIdentificationString));
 493         memset(CPUBrandString, 0, sizeof(CPUBrandString));
 494
 495         __cpuid(CPUInfo, 0);
 496         memcpy(CPUIdentificationString, &CPUInfo[1], sizeof(int));
 497         memcpy(CPUIdentificationString + 4, &CPUInfo[3], sizeof(int));
 498         memcpy(CPUIdentificationString + 8, &CPUInfo[2], sizeof(int));
 499         features.intel = (_stricmp(CPUIdentificationString, "GenuineIntel") == 0);
 500         strcpy_s(features.vendor, 0x40, CPUIdentificationString);
 501
 502         if(CPUInfo[0] >= 1)
 503         {
 504                 __cpuid(CPUInfo, 1);
 505                 features.mmx = (CPUInfo[3] & 0x800000) || false;
 506                 features.sse = (CPUInfo[3] & 0x2000000) || false;
 507                 features.sse2 = (CPUInfo[3] & 0x4000000) || false;
 508                 features.ssse3 = (CPUInfo[2] & 0x200) || false;
 509                 features.sse3 = (CPUInfo[2] & 0x1) || false;
 510                 features.ssse3 = (CPUInfo[2] & 0x200) || false;
 511                 features.stepping = CPUInfo[0] & 0xf;
 512                 features.model = ((CPUInfo[0] >> 4) & 0xf) + (((CPUInfo[0] >> 16) & 0xf) << 4);
 513                 features.family = ((CPUInfo[0] >> 8) & 0xf) + ((CPUInfo[0] >> 20) & 0xff);
 514         }
 515
 516         __cpuid(CPUInfo, 0x80000000);
 517         int nExIds = max(min(CPUInfo[0], 0x80000004), 0x80000000);
 518
 519         for(int i = 0x80000002; i <= nExIds; ++i)
 520         {
 521                 __cpuid(CPUInfo, i);
 522                 switch(i)
 523                 {
 524                 case 0x80000002:
 525                         memcpy(CPUBrandString, CPUInfo, sizeof(CPUInfo));
 526                         break;
 527                 case 0x80000003:
 528                         memcpy(CPUBrandString + 16, CPUInfo, sizeof(CPUInfo));
 529                         break;
 530                 case 0x80000004:
 531                         memcpy(CPUBrandString + 32, CPUInfo, sizeof(CPUInfo));
 532                         break;
 533                 }
 534         }
 535
 536         strcpy_s(features.brand, 0x40, CPUBrandString);
 537
 538         if(strlen(features.brand) < 1) strcpy_s(features.brand, 0x40, "Unknown");
 539         if(strlen(features.vendor) < 1) strcpy_s(features.vendor, 0x40, "Unknown");
 540
 541 #if !defined(_M_X64 ) && !defined(_M_IA64)
 542         if(!IsWow64ProcessPtr || !GetNativeSystemInfoPtr)
 543         {
 544                 QLibrary Kernel32Lib("kernel32.dll");
 545                 IsWow64ProcessPtr = (IsWow64ProcessFun) Kernel32Lib.resolve("IsWow64Process");
 546                 GetNativeSystemInfoPtr = (GetNativeSystemInfoFun) Kernel32Lib.resolve("GetNativeSystemInfo");
 547         }
 548         if(IsWow64ProcessPtr)
 549         {
 550                 BOOL x64 = FALSE;
 551                 if(IsWow64ProcessPtr(GetCurrentProcess(), &x64))
 552                 {
 553                         features.x64 = x64;
 554                 }
 555         }
 556         if(GetNativeSystemInfoPtr)
 557         {
 558                 GetNativeSystemInfoPtr(&systemInfo);
 559         }
 560         else
 561         {
 562                 GetSystemInfo(&systemInfo);
 563         }
 564         features.count = systemInfo.dwNumberOfProcessors;
 565 #else
 566         GetNativeSystemInfo(&systemInfo);
 567         features.count = systemInfo.dwNumberOfProcessors;
 568         features.x64 = true;
 569 #endif
 570
 571         return features;
 572 }
 573
 574 /*
 575  * Check for debugger (thread proc)
 576  */
 577 static void WINAPI lamexp_debug_thread_proc(__in LPVOID lpParameter)
 578 {
 579         while(!IsDebuggerPresent())
 580         {
 581                 Sleep(333);
 582         }
 583         TerminateProcess(GetCurrentProcess(), -1);
 584 }
 585
 586 /*
 587  * Check for debugger (startup routine)
 588  */
 589 static HANDLE lamexp_debug_thread_init(void)
 590 {
 591         if(IsDebuggerPresent())
 592         {
 593                 FatalAppExit(0, L"Not a debug build. Please unload debugger and try again!");
 594                 TerminateProcess(GetCurrentProcess(), -1);
 595         }
 596         return CreateThread(NULL, NULL, reinterpret_cast<LPTHREAD_START_ROUTINE>(&lamexp_debug_thread_proc), NULL, NULL, NULL);
 597 }
 598
 599 /*
 600  * Check for compatibility mode
 601  */
 602 static bool lamexp_check_compatibility_mode(const char *exportName, const char *executableName)
 603 {
 604         QLibrary kernel32("kernel32.dll");
 605
 606         if(exportName != NULL)
 607         {
 608                 if(kernel32.resolve(exportName) != NULL)
 609                 {
 610                         qWarning("Function '%s' exported from 'kernel32.dll' -> Windows compatibility mode!", exportName);
 611                         qFatal("%s", QApplication::tr("Executable '%1' doesn't support Windows compatibility mode.").arg(QString::fromLatin1(executableName)).toLatin1().constData());
 612                         return false;
 613                 }
 614         }
 615
 616         return true;
 617 }
 618
 619 /*
 620  * Check for process elevation
 621  */
 622 static bool lamexp_check_elevation(void)
 623 {
 624         typedef enum { lamexp_token_elevationType_class = 18, lamexp_token_elevation_class = 20 } LAMEXP_TOKEN_INFORMATION_CLASS;
 625         typedef enum { lamexp_elevationType_default = 1, lamexp_elevationType_full, lamexp_elevationType_limited } LAMEXP_TOKEN_ELEVATION_TYPE;
 626
 627         HANDLE hToken = NULL;
 628         bool bIsProcessElevated = false;
 629
 630         if(OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken))
 631         {
 632                 LAMEXP_TOKEN_ELEVATION_TYPE tokenElevationType;
 633                 DWORD returnLength;
 634                 if(GetTokenInformation(hToken, (TOKEN_INFORMATION_CLASS) lamexp_token_elevationType_class, &tokenElevationType, sizeof(LAMEXP_TOKEN_ELEVATION_TYPE), &returnLength))
 635                 {
 636                         if(returnLength == sizeof(LAMEXP_TOKEN_ELEVATION_TYPE))
 637                         {
 638                                 switch(tokenElevationType)
 639                                 {
 640                                 case lamexp_elevationType_default:
 641                                         qDebug("Process token elevation type: Default -> UAC is disabled.\n");
 642                                         break;
 643                                 case lamexp_elevationType_full:
 644                                         qWarning("Process token elevation type: Full -> potential security risk!\n");
 645                                         bIsProcessElevated = true;
 646                                         break;
 647                                 case lamexp_elevationType_limited:
 648                                         qDebug("Process token elevation type: Limited -> not elevated.\n");
 649                                         break;
 650                                 }
 651                         }
 652                 }
 653                 CloseHandle(hToken);
 654         }
 655         else
 656         {
 657                 qWarning("Failed to open process token!");
 658         }
 659
 660         return !bIsProcessElevated;
 661 }
 662
 663 /*
 664  * Initialize Qt framework
 665  */
 666 bool lamexp_init_qt(int argc, char* argv[])
 667 {
 668         static bool qt_initialized = false;
 669
 670         //Don't initialized again, if done already
 671         if(qt_initialized)
 672         {
 673                 return true;
 674         }
 675
 676         //Extract executable name from argv[] array
 677         char *executableName = argv[0];
 678         while(char *temp = strpbrk(executableName, "\\/:?"))
 679         {
 680                 executableName = temp + 1;
 681         }
 682
 683         //Check Qt version
 684         qDebug("Using Qt Framework v%s, compiled with Qt v%s [%s]", qVersion(), QT_VERSION_STR, QT_PACKAGEDATE_STR);
 685         if(_stricmp(qVersion(), QT_VERSION_STR))
 686         {
 687                 qFatal("%s", QApplication::tr("Executable '%1' requires Qt v%2, but found Qt v%3.").arg(QString::fromLatin1(executableName), QString::fromLatin1(QT_VERSION_STR), QString::fromLatin1(qVersion())).toLatin1().constData());
 688                 return false;
 689         }
 690
 691         //Check the Windows version
 692         switch(QSysInfo::windowsVersion() & QSysInfo::WV_NT_based)
 693         {
 694         case QSysInfo::WV_XP:
 695                 qDebug("Running on Windows XP.\n");
 696                 lamexp_check_compatibility_mode("GetLargePageMinimum", executableName);
 697                 break;
 698         case QSysInfo::WV_2003:
 699                 qDebug("Running on Windows Server 2003 or Windows XP x64-Edition.\n");
 700                 lamexp_check_compatibility_mode("GetLocaleInfoEx", executableName);
 701                 break;
 702         case QSysInfo::WV_VISTA:
 703                 qDebug("Running on Windows Vista or Windows Server 2008.\n");
 704                 lamexp_check_compatibility_mode("CreateRemoteThreadEx", executableName);
 705                 break;
 706         case QSysInfo::WV_WINDOWS7:
 707                 qDebug("Running on Windows 7 or Windows Server 2008 R2.\n");
 708                 lamexp_check_compatibility_mode(NULL, executableName);
 709                 break;
 710         default:
 711                 qFatal("%s", QApplication::tr("Executable '%1' requires Windows XP or later.").arg(QString::fromLatin1(executableName)).toLatin1().constData());
 712                 break;
 713         }
 714
 715         //Check for Wine
 716         QLibrary ntdll("ntdll.dll");
 717         bool isWine = (ntdll.resolve("wine_get_version") != NULL) || (ntdll.resolve("wine_nt_to_unix_file_name") != NULL);
 718         if(isWine) qWarning("It appears we are running under Wine, unexpected things might happen!\n");
 719
 720         //Create Qt application instance and setup version info
 721         QDate date = QDate::currentDate();
 722         QApplication *application = new QApplication(argc, argv);
 723         application->setApplicationName("LameXP - Audio Encoder Front-End");
 724         application->setApplicationVersion(QString().sprintf("%d.%02d.%04d", lamexp_version_major(), lamexp_version_minor(), lamexp_version_build()));
 725         application->setOrganizationName("LoRd_MuldeR");
 726         application->setOrganizationDomain("mulder.dummwiedeutsch.de");
 727         application->setWindowIcon((date.month() == 12 && date.day() >= 24 && date.day() <= 26) ? QIcon(":/MainIcon2.png") : QIcon(":/MainIcon.png"));
 728
 729         //Load plugins from application directory
 730         QCoreApplication::setLibraryPaths(QStringList() << QApplication::applicationDirPath());
 731         qDebug("Library Path:\n%s\n", QApplication::libraryPaths().first().toUtf8().constData());
 732
 733         //Check for supported image formats
 734         QList<QByteArray> supportedFormats = QImageReader::supportedImageFormats();
 735         for(int i = 0; g_lamexp_imageformats[i]; i++)
 736         {
 737                 if(!supportedFormats.contains(g_lamexp_imageformats[i]))
 738                 {
 739                         qFatal("Qt initialization error: QImageIOHandler for '%s' missing!", g_lamexp_imageformats[i]);
 740                         return false;
 741                 }
 742         }
 743
 744         //Add default translations
 745         g_lamexp_translation.files.insert(LAMEXP_DEFAULT_LANGID, "");
 746         g_lamexp_translation.names.insert(LAMEXP_DEFAULT_LANGID, "English");
 747
 748         //Check for process elevation
 749         if(!lamexp_check_elevation())
 750         {
 751                 if(QMessageBox::warning(NULL, "LameXP", "<nobr>LameXP was started with elevated rights. This is a potential security risk!</nobr>", "Quit Program (Recommended)", "Ignore") == 0)
 752                 {
 753                         return false;
 754                 }
 755         }
 756
 757         //Update console icon, if a console is attached
 758         if(g_lamexp_console_attached && !isWine)
 759         {
 760                 typedef DWORD (__stdcall *SetConsoleIconFun)(HICON);
 761                 QLibrary kernel32("kernel32.dll");
 762                 SetConsoleIconFun SetConsoleIconPtr = (SetConsoleIconFun) kernel32.resolve("SetConsoleIcon");
 763                 if(SetConsoleIconPtr)
 764                 {
 765                         SetConsoleIconPtr(QIcon(":/icons/sound.png").pixmap(16, 16).toWinHICON());
 766                 }
 767         }
 768
 769         //Done
 770         qt_initialized = true;
 771         return true;
 772 }
 773
 774 /*
 775  * Initialize IPC
 776  */
 777 int lamexp_init_ipc(void)
 778 {
 779         if(g_lamexp_ipc_ptr.sharedmem && g_lamexp_ipc_ptr.semaphore_read && g_lamexp_ipc_ptr.semaphore_write)
 780         {
 781                 return 0;
 782         }
 783
 784         g_lamexp_ipc_ptr.semaphore_read = new QSystemSemaphore(QString(g_lamexp_ipc_uuid.semaphore_read), 0);
 785         g_lamexp_ipc_ptr.semaphore_write = new QSystemSemaphore(QString(g_lamexp_ipc_uuid.semaphore_write), 0);
 786
 787         if(g_lamexp_ipc_ptr.semaphore_read->error() != QSystemSemaphore::NoError)
 788         {
 789                 QString errorMessage = g_lamexp_ipc_ptr.semaphore_read->errorString();
 790                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read);
 791                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write);
 792                 qFatal("Failed to create system smaphore: %s", errorMessage.toUtf8().constData());
 793                 return -1;
 794         }
 795         if(g_lamexp_ipc_ptr.semaphore_write->error() != QSystemSemaphore::NoError)
 796         {
 797                 QString errorMessage = g_lamexp_ipc_ptr.semaphore_write->errorString();
 798                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read);
 799                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write);
 800                 qFatal("Failed to create system smaphore: %s", errorMessage.toUtf8().constData());
 801                 return -1;
 802         }
 803
 804         g_lamexp_ipc_ptr.sharedmem = new QSharedMemory(QString(g_lamexp_ipc_uuid.sharedmem), NULL);
 805
 806         if(!g_lamexp_ipc_ptr.sharedmem->create(sizeof(lamexp_ipc_t)))
 807         {
 808                 if(g_lamexp_ipc_ptr.sharedmem->error() == QSharedMemory::AlreadyExists)
 809                 {
 810                         g_lamexp_ipc_ptr.sharedmem->attach();
 811                         if(g_lamexp_ipc_ptr.sharedmem->error() == QSharedMemory::NoError)
 812                         {
 813                                 return 1;
 814                         }
 815                         else
 816                         {
 817                                 QString errorMessage = g_lamexp_ipc_ptr.sharedmem->errorString();
 818                                 qFatal("Failed to attach to shared memory: %s", errorMessage.toUtf8().constData());
 819                                 return -1;
 820                         }
 821                 }
 822                 else
 823                 {
 824                         QString errorMessage = g_lamexp_ipc_ptr.sharedmem->errorString();
 825                         qFatal("Failed to create shared memory: %s", errorMessage.toUtf8().constData());
 826                         return -1;
 827                 }
 828         }
 829
 830         memset(g_lamexp_ipc_ptr.sharedmem->data(), 0, sizeof(lamexp_ipc_t));
 831         g_lamexp_ipc_ptr.semaphore_write->release();
 832
 833         return 0;
 834 }
 835
 836 /*
 837  * IPC send message
 838  */
 839 void lamexp_ipc_send(unsigned int command, const char* message)
 840 {
 841         if(!g_lamexp_ipc_ptr.sharedmem || !g_lamexp_ipc_ptr.semaphore_read || !g_lamexp_ipc_ptr.semaphore_write)
 842         {
 843                 throw "Shared memory for IPC not initialized yet.";
 844         }
 845
 846         lamexp_ipc_t *lamexp_ipc = new lamexp_ipc_t;
 847         memset(lamexp_ipc, 0, sizeof(lamexp_ipc_t));
 848         lamexp_ipc->command = command;
 849         if(message)
 850         {
 851                 strcpy_s(lamexp_ipc->parameter, 4096, message);
 852         }
 853
 854         if(g_lamexp_ipc_ptr.semaphore_write->acquire())
 855         {
 856                 memcpy(g_lamexp_ipc_ptr.sharedmem->data(), lamexp_ipc, sizeof(lamexp_ipc_t));
 857                 g_lamexp_ipc_ptr.semaphore_read->release();
 858         }
 859
 860         LAMEXP_DELETE(lamexp_ipc);
 861 }
 862
 863 /*
 864  * IPC read message
 865  */
 866 void lamexp_ipc_read(unsigned int *command, char* message, size_t buffSize)
 867 {
 868         *command = 0;
 869         message[0] = '\0';
 870
 871         if(!g_lamexp_ipc_ptr.sharedmem || !g_lamexp_ipc_ptr.semaphore_read || !g_lamexp_ipc_ptr.semaphore_write)
 872         {
 873                 throw "Shared memory for IPC not initialized yet.";
 874         }
 875
 876         lamexp_ipc_t *lamexp_ipc = new lamexp_ipc_t;
 877         memset(lamexp_ipc, 0, sizeof(lamexp_ipc_t));
 878
 879         if(g_lamexp_ipc_ptr.semaphore_read->acquire())
 880         {
 881                 memcpy(lamexp_ipc, g_lamexp_ipc_ptr.sharedmem->data(), sizeof(lamexp_ipc_t));
 882                 g_lamexp_ipc_ptr.semaphore_write->release();
 883
 884                 if(!(lamexp_ipc->reserved_1 || lamexp_ipc->reserved_2))
 885                 {
 886                         *command = lamexp_ipc->command;
 887                         strcpy_s(message, buffSize, lamexp_ipc->parameter);
 888                 }
 889                 else
 890                 {
 891                         qWarning("Malformed IPC message, will be ignored");
 892                 }
 893         }
 894
 895         LAMEXP_DELETE(lamexp_ipc);
 896 }
 897
 898 /*
 899  * Check for LameXP "portable" mode
 900  */
 901 bool lamexp_portable_mode(void)
 902 {
 903         QString baseName = QFileInfo(QApplication::applicationFilePath()).completeBaseName();
 904         return baseName.contains("lamexp", Qt::CaseInsensitive) && baseName.contains("portable", Qt::CaseInsensitive);
 905 }
 906
 907 /*
 908  * Get a random string
 909  */
 910 QString lamexp_rand_str(void)
 911 {
 912         QRegExp regExp("\\{(\\w+)-(\\w+)-(\\w+)-(\\w+)-(\\w+)\\}");
 913         QString uuid = QUuid::createUuid().toString();
 914
 915         if(regExp.indexIn(uuid) >= 0)
 916         {
 917                 return QString().append(regExp.cap(1)).append(regExp.cap(2)).append(regExp.cap(3)).append(regExp.cap(4)).append(regExp.cap(5));
 918         }
 919
 920         throw "The RegExp didn't match on the UUID string. This shouldn't happen ;-)";
 921 }
 922
 923 /*
 924  * Get LameXP temp folder
 925  */
 926 const QString &lamexp_temp_folder2(void)
 927 {
 928         static const char *TEMP_STR = "Temp";
 929         const QString WRITE_TEST_DATA = lamexp_rand_str();
 930         const QString SUB_FOLDER = lamexp_rand_str();
 931
 932         //Already initialized?
 933         if(!g_lamexp_temp_folder.isEmpty())
 934         {
 935                 if(QDir(g_lamexp_temp_folder).exists())
 936                 {
 937                         return g_lamexp_temp_folder;
 938                 }
 939                 else
 940                 {
 941                         g_lamexp_temp_folder.clear();
 942                 }
 943         }
 944
 945         //Try the %TMP% or %TEMP% directory first
 946         QDir temp = QDir::temp();
 947         if(temp.exists())
 948         {
 949                 temp.mkdir(SUB_FOLDER);
 950                 if(temp.cd(SUB_FOLDER) && temp.exists())
 951                 {
 952                         QFile testFile(QString("%1/~%2.tmp").arg(temp.canonicalPath(), lamexp_rand_str()));
 953                         if(testFile.open(QIODevice::ReadWrite))
 954                         {
 955                                 if(testFile.write(WRITE_TEST_DATA.toLatin1().constData()) >= strlen(WRITE_TEST_DATA.toLatin1().constData()))
 956                                 {
 957                                         g_lamexp_temp_folder = temp.canonicalPath();
 958                                 }
 959                                 testFile.remove();
 960                         }
 961                 }
 962                 if(!g_lamexp_temp_folder.isEmpty())
 963                 {
 964                         return g_lamexp_temp_folder;
 965                 }
 966         }
 967
 968         //Create TEMP folder in %LOCALAPPDATA%
 969         QDir localAppData = QDir(lamexp_known_folder(lamexp_folder_localappdata));
 970         if(!localAppData.path().isEmpty())
 971         {
 972                 if(!localAppData.exists())
 973                 {
 974                         localAppData.mkpath(".");
 975                 }
 976                 if(localAppData.exists())
 977                 {
 978                         if(!localAppData.entryList(QDir::AllDirs).contains(TEMP_STR, Qt::CaseInsensitive))
 979                         {
 980                                 localAppData.mkdir(TEMP_STR);
 981                         }
 982                         if(localAppData.cd(TEMP_STR) && localAppData.exists())
 983                         {
 984                                 localAppData.mkdir(SUB_FOLDER);
 985                                 if(localAppData.cd(SUB_FOLDER) && localAppData.exists())
 986                                 {
 987                                         QFile testFile(QString("%1/~%2.tmp").arg(localAppData.canonicalPath(), lamexp_rand_str()));
 988                                         if(testFile.open(QIODevice::ReadWrite))
 989                                         {
 990                                                 if(testFile.write(WRITE_TEST_DATA.toLatin1().constData()) >= strlen(WRITE_TEST_DATA.toLatin1().constData()))
 991                                                 {
 992                                                         g_lamexp_temp_folder = localAppData.canonicalPath();
 993                                                 }
 994                                                 testFile.remove();
 995                                         }
 996                                 }
 997                         }
 998                 }
 999                 if(!g_lamexp_temp_folder.isEmpty())
1000                 {
1001                         return g_lamexp_temp_folder;
1002                 }
1003         }
1004
1005         //Failed to create TEMP folder!
1006         qFatal("Temporary directory could not be initialized!\n\nFirst attempt:\n%s\n\nSecond attempt:\n%s", temp.canonicalPath().toUtf8().constData(), localAppData.canonicalPath().toUtf8().constData());
1007         return g_lamexp_temp_folder;
1008 }
1009
1010 /*
1011  * Clean folder
1012  */
1013 bool lamexp_clean_folder(const QString &folderPath)
1014 {
1015         QDir tempFolder(folderPath);
1016         QFileInfoList entryList = tempFolder.entryInfoList(QDir::AllEntries | QDir::NoDotAndDotDot);
1017
1018         for(int i = 0; i < entryList.count(); i++)
1019         {
1020                 if(entryList.at(i).isDir())
1021                 {
1022                         lamexp_clean_folder(entryList.at(i).canonicalFilePath());
1023                 }
1024                 else
1025                 {
1026                         for(int j = 0; j < 3; j++)
1027                         {
1028                                 if(lamexp_remove_file(entryList.at(i).canonicalFilePath()))
1029                                 {
1030                                         break;
1031                                 }
1032                         }
1033                 }
1034         }
1035
1036         tempFolder.rmdir(".");
1037         return !tempFolder.exists();
1038 }
1039
1040 /*
1041  * Register tool
1042  */
1043 void lamexp_register_tool(const QString &toolName, LockedFile *file, unsigned int version)
1044 {
1045         if(g_lamexp_tool_registry.contains(toolName.toLower()))
1046         {
1047                 throw "lamexp_register_tool: Tool is already registered!";
1048         }
1049
1050         g_lamexp_tool_registry.insert(toolName.toLower(), file);
1051         g_lamexp_tool_versions.insert(toolName.toLower(), version);
1052 }
1053
1054 /*
1055  * Check for tool
1056  */
1057 bool lamexp_check_tool(const QString &toolName)
1058 {
1059         return g_lamexp_tool_registry.contains(toolName.toLower());
1060 }
1061
1062 /*
1063  * Lookup tool path
1064  */
1065 const QString lamexp_lookup_tool(const QString &toolName)
1066 {
1067         if(g_lamexp_tool_registry.contains(toolName.toLower()))
1068         {
1069                 return g_lamexp_tool_registry.value(toolName.toLower())->filePath();
1070         }
1071         else
1072         {
1073                 return QString();
1074         }
1075 }
1076
1077 /*
1078  * Lookup tool version
1079  */
1080 unsigned int lamexp_tool_version(const QString &toolName)
1081 {
1082         if(g_lamexp_tool_versions.contains(toolName.toLower()))
1083         {
1084                 return g_lamexp_tool_versions.value(toolName.toLower());
1085         }
1086         else
1087         {
1088                 return UINT_MAX;
1089         }
1090 }
1091
1092 /*
1093  * Version number to human-readable string
1094  */
1095 const QString lamexp_version2string(const QString &pattern, unsigned int version, const QString &defaultText)
1096 {
1097         if(version == UINT_MAX)
1098         {
1099                 return defaultText;
1100         }
1101
1102         QString result = pattern;
1103         int digits = result.count("?", Qt::CaseInsensitive);
1104
1105         if(digits < 1)
1106         {
1107                 return result;
1108         }
1109
1110         int pos = 0;
1111         QString versionStr = QString().sprintf(QString().sprintf("%%0%du", digits).toLatin1().constData(), version);
1112         int index = result.indexOf("?", Qt::CaseInsensitive);
1113
1114         while(index >= 0 && pos < versionStr.length())
1115         {
1116                 result[index] = versionStr[pos++];
1117                 index = result.indexOf("?", Qt::CaseInsensitive);
1118         }
1119
1120         return result;
1121 }
1122
1123 /*
1124  * Register a new translation
1125  */
1126 bool lamexp_translation_register(const QString &langId, const QString &qmFile, const QString &langName, unsigned int &systemId)
1127 {
1128         if(qmFile.isEmpty() || langName.isEmpty() || systemId < 1)
1129         {
1130                 return false;
1131         }
1132
1133         g_lamexp_translation.files.insert(langId, qmFile);
1134         g_lamexp_translation.names.insert(langId, langName);
1135         g_lamexp_translation.sysid.insert(langId, systemId);
1136
1137         return true;
1138 }
1139
1140 /*
1141  * Get list of all translations
1142  */
1143 QStringList lamexp_query_translations(void)
1144 {
1145         return g_lamexp_translation.files.keys();
1146 }
1147
1148 /*
1149  * Get translation name
1150  */
1151 QString lamexp_translation_name(const QString &langId)
1152 {
1153         return g_lamexp_translation.names.value(langId.toLower(), QString());
1154 }
1155
1156 /*
1157  * Get translation system id
1158  */
1159 unsigned int lamexp_translation_sysid(const QString &langId)
1160 {
1161         return g_lamexp_translation.sysid.value(langId.toLower(), 0);
1162 }
1163
1164 /*
1165  * Install a new translator
1166  */
1167 bool lamexp_install_translator(const QString &langId)
1168 {
1169         bool success = false;
1170
1171         if(langId.isEmpty() || langId.toLower().compare(LAMEXP_DEFAULT_LANGID) == 0)
1172         {
1173                 success = lamexp_install_translator_from_file(QString());
1174         }
1175         else
1176         {
1177                 QString qmFile = g_lamexp_translation.files.value(langId.toLower(), QString());
1178                 if(!qmFile.isEmpty())
1179                 {
1180                         success = lamexp_install_translator_from_file(QString(":/localization/%1").arg(qmFile));
1181                 }
1182                 else
1183                 {
1184                         qWarning("Translation '%s' not available!", langId.toLatin1().constData());
1185                 }
1186         }
1187
1188         return success;
1189 }
1190
1191 /*
1192  * Install a new translator from file
1193  */
1194 bool lamexp_install_translator_from_file(const QString &qmFile)
1195 {
1196         bool success = false;
1197
1198         if(!g_lamexp_currentTranslator)
1199         {
1200                 g_lamexp_currentTranslator = new QTranslator();
1201         }
1202
1203         if(!qmFile.isEmpty())
1204         {
1205                 QString qmPath = QFileInfo(qmFile).canonicalFilePath();
1206                 QApplication::removeTranslator(g_lamexp_currentTranslator);
1207                 success = g_lamexp_currentTranslator->load(qmPath);
1208                 QApplication::installTranslator(g_lamexp_currentTranslator);
1209                 if(!success)
1210                 {
1211                         qWarning("Failed to load translation:\n\"%s\"", qmPath.toLatin1().constData());
1212                 }
1213         }
1214         else
1215         {
1216                 QApplication::removeTranslator(g_lamexp_currentTranslator);
1217                 success = true;
1218         }
1219
1220         return success;
1221 }
1222
1223 /*
1224  * Locate known folder on local system
1225  */
1226 QString lamexp_known_folder(lamexp_known_folder_t folder_id)
1227 {
1228         typedef HRESULT (WINAPI *SHGetKnownFolderPathFun)(__in const GUID &rfid, __in DWORD dwFlags, __in HANDLE hToken, __out PWSTR *ppszPath);
1229         typedef HRESULT (WINAPI *SHGetFolderPathFun)(__in HWND hwndOwner, __in int nFolder, __in HANDLE hToken, __in DWORD dwFlags, __out LPWSTR pszPath);
1230
1231         static const int CSIDL_LOCAL_APPDATA = 0x001c;
1232         static const int CSIDL_PROGRAM_FILES = 0x0026;
1233         static const int CSIDL_SYSTEM_FOLDER = 0x0025;
1234         static const GUID GUID_LOCAL_APPDATA = {0xF1B32785,0x6FBA,0x4FCF,{0x9D,0x55,0x7B,0x8E,0x7F,0x15,0x70,0x91}};
1235         static const GUID GUID_LOCAL_APPDATA_LOW = {0xA520A1A4,0x1780,0x4FF6,{0xBD,0x18,0x16,0x73,0x43,0xC5,0xAF,0x16}};
1236         static const GUID GUID_PROGRAM_FILES = {0x905e63b6,0xc1bf,0x494e,{0xb2,0x9c,0x65,0xb7,0x32,0xd3,0xd2,0x1a}};
1237         static const GUID GUID_SYSTEM_FOLDER = {0x1AC14E77,0x02E7,0x4E5D,{0xB7,0x44,0x2E,0xB1,0xAE,0x51,0x98,0xB7}};
1238
1239         static QLibrary *Kernel32Lib = NULL;
1240         static SHGetKnownFolderPathFun SHGetKnownFolderPathPtr = NULL;
1241         static SHGetFolderPathFun SHGetFolderPathPtr = NULL;
1242
1243         if((!SHGetKnownFolderPathPtr) && (!SHGetFolderPathPtr))
1244         {
1245                 if(!Kernel32Lib) Kernel32Lib = new QLibrary("shell32.dll");
1246                 SHGetKnownFolderPathPtr = (SHGetKnownFolderPathFun) Kernel32Lib->resolve("SHGetKnownFolderPath");
1247                 SHGetFolderPathPtr = (SHGetFolderPathFun) Kernel32Lib->resolve("SHGetFolderPathW");
1248         }
1249
1250         int folderCSIDL = -1;
1251         GUID folderGUID = {0x0000,0x0000,0x0000,{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}};
1252
1253         switch(folder_id)
1254         {
1255         case lamexp_folder_localappdata:
1256                 folderCSIDL = CSIDL_LOCAL_APPDATA;
1257                 folderGUID = GUID_LOCAL_APPDATA;
1258                 break;
1259         case lamexp_folder_programfiles:
1260                 folderCSIDL = CSIDL_PROGRAM_FILES;
1261                 folderGUID = GUID_PROGRAM_FILES;
1262                 break;
1263         case lamexp_folder_systemfolder:
1264                 folderCSIDL = CSIDL_SYSTEM_FOLDER;
1265                 folderGUID = GUID_SYSTEM_FOLDER;
1266                 break;
1267         default:
1268                 return QString();
1269                 break;
1270         }
1271
1272         QString folder;
1273
1274         if(SHGetKnownFolderPathPtr)
1275         {
1276                 WCHAR *path = NULL;
1277                 if(SHGetKnownFolderPathPtr(folderGUID, 0x00008000, NULL, &path) == S_OK)
1278                 {
1279                         //MessageBoxW(0, path, L"SHGetKnownFolderPath", MB_TOPMOST);
1280                         QDir folderTemp = QDir(QDir::fromNativeSeparators(QString::fromUtf16(reinterpret_cast<const unsigned short*>(path))));
1281                         if(!folderTemp.exists())
1282                         {
1283                                 folderTemp.mkpath(".");
1284                         }
1285                         if(folderTemp.exists())
1286                         {
1287                                 folder = folderTemp.canonicalPath();
1288                         }
1289                         CoTaskMemFree(path);
1290                 }
1291         }
1292         else if(SHGetFolderPathPtr)
1293         {
1294                 WCHAR *path = new WCHAR[4096];
1295                 if(SHGetFolderPathPtr(NULL, folderCSIDL, NULL, NULL, path) == S_OK)
1296                 {
1297                         //MessageBoxW(0, path, L"SHGetFolderPathW", MB_TOPMOST);
1298                         QDir folderTemp = QDir(QDir::fromNativeSeparators(QString::fromUtf16(reinterpret_cast<const unsigned short*>(path))));
1299                         if(!folderTemp.exists())
1300                         {
1301                                 folderTemp.mkpath(".");
1302                         }
1303                         if(folderTemp.exists())
1304                         {
1305                                 folder = folderTemp.canonicalPath();
1306                         }
1307                 }
1308                 delete [] path;
1309         }
1310
1311         return folder;
1312 }
1313
1314 /*
1315  * Safely remove a file
1316  */
1317 bool lamexp_remove_file(const QString &filename)
1318 {
1319         if(!QFileInfo(filename).exists() || !QFileInfo(filename).isFile())
1320         {
1321                 return true;
1322         }
1323         else
1324         {
1325                 if(!QFile::remove(filename))
1326                 {
1327                         DWORD attributes = GetFileAttributesW(QWCHAR(filename));
1328                         SetFileAttributesW(QWCHAR(filename), (attributes & (~FILE_ATTRIBUTE_READONLY)));
1329                         if(!QFile::remove(filename))
1330                         {
1331                                 qWarning("Could not delete \"%s\"", filename.toLatin1().constData());
1332                                 return false;
1333                         }
1334                         else
1335                         {
1336                                 return true;
1337                         }
1338                 }
1339                 else
1340                 {
1341                         return true;
1342                 }
1343         }
1344 }
1345
1346 /*
1347  * Check if visual themes are enabled (WinXP and later)
1348  */
1349 bool lamexp_themes_enabled(void)
1350 {
1351         typedef int (WINAPI *IsAppThemedFun)(void);
1352
1353         bool isAppThemed = false;
1354         QLibrary uxTheme(QString("%1/UxTheme.dll").arg(lamexp_known_folder(lamexp_folder_systemfolder)));
1355         IsAppThemedFun IsAppThemedPtr = (IsAppThemedFun) uxTheme.resolve("IsAppThemed");
1356
1357         if(IsAppThemedPtr)
1358         {
1359                 isAppThemed = IsAppThemedPtr();
1360                 if(!isAppThemed)
1361                 {
1362                         qWarning("Theme support is disabled for this process!");
1363                 }
1364         }
1365
1366         return isAppThemed;
1367 }
1368
1369 /*
1370  * Get number of free bytes on disk
1371  */
1372 __int64 lamexp_free_diskspace(const QString &path)
1373 {
1374         ULARGE_INTEGER freeBytesAvailable, totalNumberOfBytes, totalNumberOfFreeBytes;
1375         if(GetDiskFreeSpaceExW(reinterpret_cast<const wchar_t*>(QDir::toNativeSeparators(path).utf16()), &freeBytesAvailable, &totalNumberOfBytes, &totalNumberOfFreeBytes))
1376         {
1377                 return freeBytesAvailable.QuadPart;
1378         }
1379         else
1380         {
1381                 return 0;
1382         }
1383 }
1384
1385 /*
1386  * Shutdown the computer
1387  */
1388 bool lamexp_shutdown_computer(const QString &message, const unsigned long timeout, const bool forceShutdown)
1389 {
1390         HANDLE hToken = NULL;
1391
1392         if(OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken))
1393         {
1394                 TOKEN_PRIVILEGES privileges;
1395                 memset(&privileges, 0, sizeof(TOKEN_PRIVILEGES));
1396                 privileges.PrivilegeCount = 1;
1397                 privileges.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
1398
1399                 if(LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME, &privileges.Privileges[0].Luid))
1400                 {
1401                         if(AdjustTokenPrivileges(hToken, FALSE, &privileges, NULL, NULL, NULL))
1402                         {
1403                                 const DWORD reason = SHTDN_REASON_MAJOR_APPLICATION | SHTDN_REASON_FLAG_PLANNED;
1404                                 return InitiateSystemShutdownEx(NULL, const_cast<wchar_t*>(QWCHAR(message)), timeout, forceShutdown, FALSE, reason);
1405                         }
1406                 }
1407         }
1408
1409         return false;
1410 }
1411
1412 /*
1413  * Make a window blink (to draw user's attention)
1414  */
1415 void lamexp_blink_window(QWidget *poWindow, unsigned int count, unsigned int delay)
1416 {
1417         static QMutex blinkMutex;
1418
1419         const double maxOpac = 1.0;
1420         const double minOpac = 0.3;
1421         const double delOpac = 0.1;
1422
1423         if(!blinkMutex.tryLock())
1424         {
1425                 qWarning("Blinking is already in progress, skipping!");
1426                 return;
1427         }
1428
1429         try
1430         {
1431                 const int steps = static_cast<int>(ceil(maxOpac - minOpac) / delOpac);
1432                 const int sleep = static_cast<int>(floor(static_cast<double>(delay) / static_cast<double>(steps)));
1433                 const double opacity = poWindow->windowOpacity();
1434
1435                 for(unsigned int i = 0; i < count; i++)
1436                 {
1437                         for(double x = maxOpac; x >= minOpac; x -= delOpac)
1438                         {
1439                                 poWindow->setWindowOpacity(x);
1440                                 QApplication::processEvents();
1441                                 Sleep(sleep);
1442                         }
1443
1444                         for(double x = minOpac; x <= maxOpac; x += delOpac)
1445                         {
1446                                 poWindow->setWindowOpacity(x);
1447                                 QApplication::processEvents();
1448                                 Sleep(sleep);
1449                         }
1450                 }
1451
1452                 poWindow->setWindowOpacity(opacity);
1453                 QApplication::processEvents();
1454                 blinkMutex.unlock();
1455         }
1456         catch (...)
1457         {
1458                 blinkMutex.unlock();
1459                 qWarning("Exception error while blinking!");
1460         }
1461 }
1462
1463 /*
1464  * Finalization function (final clean-up)
1465  */
1466 void lamexp_finalization(void)
1467 {
1468         //Free all tools
1469         if(!g_lamexp_tool_registry.isEmpty())
1470         {
1471                 QStringList keys = g_lamexp_tool_registry.keys();
1472                 for(int i = 0; i < keys.count(); i++)
1473                 {
1474                         LAMEXP_DELETE(g_lamexp_tool_registry[keys.at(i)]);
1475                 }
1476                 g_lamexp_tool_registry.clear();
1477                 g_lamexp_tool_versions.clear();
1478         }
1479
1480         //Delete temporary files
1481         if(!g_lamexp_temp_folder.isEmpty())
1482         {
1483                 for(int i = 0; i < 100; i++)
1484                 {
1485                         if(lamexp_clean_folder(g_lamexp_temp_folder))
1486                         {
1487                                 break;
1488                         }
1489                         Sleep(125);
1490                 }
1491                 g_lamexp_temp_folder.clear();
1492         }
1493
1494         //Clear languages
1495         if(g_lamexp_currentTranslator)
1496         {
1497                 QApplication::removeTranslator(g_lamexp_currentTranslator);
1498                 LAMEXP_DELETE(g_lamexp_currentTranslator);
1499         }
1500         g_lamexp_translation.files.clear();
1501         g_lamexp_translation.names.clear();
1502
1503         //Destroy Qt application object
1504         QApplication *application = dynamic_cast<QApplication*>(QApplication::instance());
1505         LAMEXP_DELETE(application);
1506
1507         //Detach from shared memory
1508         if(g_lamexp_ipc_ptr.sharedmem) g_lamexp_ipc_ptr.sharedmem->detach();
1509         LAMEXP_DELETE(g_lamexp_ipc_ptr.sharedmem);
1510         LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read);
1511         LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write);
1512 }
1513
1514 /*
1515  * Initialize debug thread
1516  */
1517 static const HANDLE g_debug_thread = LAMEXP_DEBUG ? NULL : lamexp_debug_thread_init();
1518
1519 /*
1520  * Get number private bytes [debug only]
1521  */
1522 SIZE_T lamexp_dbg_private_bytes(void)
1523 {
1524 #if LAMEXP_DEBUG
1525         PROCESS_MEMORY_COUNTERS_EX memoryCounters;
1526         memoryCounters.cb = sizeof(PROCESS_MEMORY_COUNTERS_EX);
1527         GetProcessMemoryInfo(GetCurrentProcess(), (PPROCESS_MEMORY_COUNTERS) &memoryCounters, sizeof(PROCESS_MEMORY_COUNTERS_EX));
1528         return memoryCounters.PrivateUsage;
1529 #else
1530         throw "Cannot call this function in a non-debug build!";
1531 #endif //LAMEXP_DEBUG
1532 }