src/Global.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // LameXP - Audio Encoder Front-End
   3 // Copyright (C) 2004-2012 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 #include <QLibraryInfo>
  47 #include <QEvent>
  48
  49 //LameXP includes
  50 #include "Resource.h"
  51 #include "LockedFile.h"
  52
  53 //CRT includes
  54 #include <iostream>
  55 #include <fstream>
  56 #include <io.h>
  57 #include <fcntl.h>
  58 #include <intrin.h>
  59 #include <math.h>
  60 #include <time.h>
  61
  62 //COM includes
  63 #include <Objbase.h>
  64 #include <PowrProf.h>
  65
  66 //Debug only includes
  67 #if LAMEXP_DEBUG
  68 #include <Psapi.h>
  69 #endif
  70
  71 //Initialize static Qt plugins
  72 #ifdef QT_NODLL
  73 Q_IMPORT_PLUGIN(qico)
  74 Q_IMPORT_PLUGIN(qsvg)
  75 #endif
  76
  77 ///////////////////////////////////////////////////////////////////////////////
  78 // TYPES
  79 ///////////////////////////////////////////////////////////////////////////////
  80
  81 static const size_t g_lamexp_ipc_slots = 128;
  82
  83 typedef struct
  84 {
  85         unsigned int command;
  86         unsigned int reserved_1;
  87         unsigned int reserved_2;
  88         char parameter[4096];
  89 }
  90 lamexp_ipc_data_t;
  91
  92 typedef struct
  93 {
  94         unsigned int pos_write;
  95         unsigned int pos_read;
  96         lamexp_ipc_data_t data[g_lamexp_ipc_slots];
  97 }
  98 lamexp_ipc_t;
  99
 100 ///////////////////////////////////////////////////////////////////////////////
 101 // GLOBAL VARS
 102 ///////////////////////////////////////////////////////////////////////////////
 103
 104 //Build version
 105 static const struct
 106 {
 107         unsigned int ver_major;
 108         unsigned int ver_minor;
 109         unsigned int ver_build;
 110         char *ver_release_name;
 111 }
 112 g_lamexp_version =
 113 {
 114         VER_LAMEXP_MAJOR,
 115         VER_LAMEXP_MINOR,
 116         VER_LAMEXP_BUILD,
 117         VER_LAMEXP_RNAME
 118 };
 119
 120 //Build date
 121 static QDate g_lamexp_version_date;
 122 static const char *g_lamexp_months[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
 123 static const char *g_lamexp_version_raw_date = __DATE__;
 124 static const char *g_lamexp_version_raw_time = __TIME__;
 125
 126 //Console attached flag
 127 static bool g_lamexp_console_attached = false;
 128
 129 //Compiler detection
 130 //The following code was borrowed from MPC-HC project: http://mpc-hc.sf.net/
 131 #if defined(__INTEL_COMPILER)
 132         #if (__INTEL_COMPILER >= 1200)
 133                 static const char *g_lamexp_version_compiler = "ICL 12.x";
 134         #elif (__INTEL_COMPILER >= 1100)
 135                 static const char *g_lamexp_version_compiler = = "ICL 11.x";
 136         #elif (__INTEL_COMPILER >= 1000)
 137                 static const char *g_lamexp_version_compiler = = "ICL 10.x";
 138         #else
 139                 #error Compiler is not supported!
 140         #endif
 141 #elif defined(_MSC_VER)
 142         #if (_MSC_VER == 1600)
 143                 #if (_MSC_FULL_VER >= 160040219)
 144                         static const char *g_lamexp_version_compiler = "MSVC 2010-SP1";
 145                 #else
 146                         static const char *g_lamexp_version_compiler = "MSVC 2010";
 147                 #endif
 148         #elif (_MSC_VER == 1500)
 149                 #if (_MSC_FULL_VER >= 150030729)
 150                         static const char *g_lamexp_version_compiler = "MSVC 2008-SP1";
 151                 #else
 152                         static const char *g_lamexp_version_compiler = "MSVC 2008";
 153                 #endif
 154         #else
 155                 #error Compiler is not supported!
 156         #endif
 157
 158         // Note: /arch:SSE and /arch:SSE2 are only available for the x86 platform
 159         #if !defined(_M_X64) && defined(_M_IX86_FP)
 160                 #if (_M_IX86_FP == 1)
 161                         LAMEXP_COMPILER_WARNING("SSE instruction set is enabled!")
 162                 #elif (_M_IX86_FP == 2)
 163                         LAMEXP_COMPILER_WARNING("SSE2 instruction set is enabled!")
 164                 #endif
 165         #endif
 166 #else
 167         #error Compiler is not supported!
 168 #endif
 169
 170 //Architecture detection
 171 #if defined(_M_X64)
 172         static const char *g_lamexp_version_arch = "x64";
 173 #elif defined(_M_IX86)
 174         static const char *g_lamexp_version_arch = "x86";
 175 #else
 176         #error Architecture is not supported!
 177 #endif
 178
 179 //Official web-site URL
 180 static const char *g_lamexp_website_url = "http://lamexp.sourceforge.net/";
 181 static const char *g_lamexp_support_url = "http://forum.doom9.org/showthread.php?t=157726";
 182
 183 //Tool versions (expected versions!)
 184 static const unsigned int g_lamexp_toolver_neroaac = VER_LAMEXP_TOOL_NEROAAC;
 185 static const unsigned int g_lamexp_toolver_fhgaacenc = VER_LAMEXP_TOOL_FHGAACENC;
 186 static const unsigned int g_lamexp_toolver_qaacenc = VER_LAMEXP_TOOL_QAAC;
 187 static const unsigned int g_lamexp_toolver_coreaudio = VER_LAMEXP_TOOL_COREAUDIO;
 188
 189 //Special folders
 190 static QString g_lamexp_temp_folder;
 191
 192 //Tools
 193 static QMap<QString, LockedFile*> g_lamexp_tool_registry;
 194 static QMap<QString, unsigned int> g_lamexp_tool_versions;
 195
 196 //Languages
 197 static struct
 198 {
 199         QMap<QString, QString> files;
 200         QMap<QString, QString> names;
 201         QMap<QString, unsigned int> sysid;
 202         QMap<QString, unsigned int> cntry;
 203 }
 204 g_lamexp_translation;
 205
 206 //Translator
 207 static QTranslator *g_lamexp_currentTranslator = NULL;
 208
 209 //Shared memory
 210 static const struct
 211 {
 212         char *sharedmem;
 213         char *semaphore_read;
 214         char *semaphore_read_mutex;
 215         char *semaphore_write;
 216         char *semaphore_write_mutex;
 217 }
 218 g_lamexp_ipc_uuid =
 219 {
 220         "{21A68A42-6923-43bb-9CF6-64BF151942EE}",
 221         "{7A605549-F58C-4d78-B4E5-06EFC34F405B}",
 222         "{60AA8D04-F6B8-497d-81EB-0F600F4A65B5}",
 223         "{726061D5-1615-4B82-871C-75FD93458E46}",
 224         "{1A616023-AA6A-4519-8AF3-F7736E899977}"
 225 };
 226 static struct
 227 {
 228         QSharedMemory *sharedmem;
 229         QSystemSemaphore *semaphore_read;
 230         QSystemSemaphore *semaphore_read_mutex;
 231         QSystemSemaphore *semaphore_write;
 232         QSystemSemaphore *semaphore_write_mutex;
 233 }
 234 g_lamexp_ipc_ptr =
 235 {
 236         NULL, NULL, NULL
 237 };
 238
 239 //Image formats
 240 static const char *g_lamexp_imageformats[] = {"png", "jpg", "gif", "ico", "svg", NULL};
 241
 242 //Global locks
 243 static QMutex g_lamexp_message_mutex;
 244
 245 //Main thread ID
 246 static const DWORD g_main_thread_id = GetCurrentThreadId();
 247
 248 //Log file
 249 static FILE *g_lamexp_log_file = NULL;
 250
 251 ///////////////////////////////////////////////////////////////////////////////
 252 // GLOBAL FUNCTIONS
 253 ///////////////////////////////////////////////////////////////////////////////
 254
 255 /*
 256  * Version getters
 257  */
 258 unsigned int lamexp_version_major(void) { return g_lamexp_version.ver_major; }
 259 unsigned int lamexp_version_minor(void) { return g_lamexp_version.ver_minor; }
 260 unsigned int lamexp_version_build(void) { return g_lamexp_version.ver_build; }
 261 const char *lamexp_version_release(void) { return g_lamexp_version.ver_release_name; }
 262 const char *lamexp_version_time(void) { return g_lamexp_version_raw_time; }
 263 const char *lamexp_version_compiler(void) { return g_lamexp_version_compiler; }
 264 const char *lamexp_version_arch(void) { return g_lamexp_version_arch; }
 265 unsigned int lamexp_toolver_neroaac(void) { return g_lamexp_toolver_neroaac; }
 266 unsigned int lamexp_toolver_fhgaacenc(void) { return g_lamexp_toolver_fhgaacenc; }
 267 unsigned int lamexp_toolver_qaacenc(void) { return g_lamexp_toolver_qaacenc; }
 268 unsigned int lamexp_toolver_coreaudio(void) { return g_lamexp_toolver_coreaudio; }
 269
 270 /*
 271  * URL getters
 272  */
 273 const char *lamexp_website_url(void) { return g_lamexp_website_url; }
 274 const char *lamexp_support_url(void) { return g_lamexp_support_url; }
 275
 276 /*
 277  * Check for Demo (pre-release) version
 278  */
 279 bool lamexp_version_demo(void)
 280 {
 281         char buffer[128];
 282         bool releaseVersion = false;
 283         if(!strncpy_s(buffer, 128, g_lamexp_version.ver_release_name, _TRUNCATE))
 284         {
 285                 char *context, *prefix = strtok_s(buffer, "-,; ", &context);
 286                 if(prefix)
 287                 {
 288                         releaseVersion = (!_stricmp(prefix, "Final")) || (!_stricmp(prefix, "Hotfix"));
 289                 }
 290         }
 291         return LAMEXP_DEBUG || (!releaseVersion);
 292 }
 293
 294 /*
 295  * Calculate expiration date
 296  */
 297 QDate lamexp_version_expires(void)
 298 {
 299         return lamexp_version_date().addDays(LAMEXP_DEBUG ? 2 : 30);
 300 }
 301
 302 /*
 303  * Get build date date
 304  */
 305 const QDate &lamexp_version_date(void)
 306 {
 307         if(!g_lamexp_version_date.isValid())
 308         {
 309                 int date[3] = {0, 0, 0}; char temp[12] = {'\0'};
 310                 strncpy_s(temp, 12, g_lamexp_version_raw_date, _TRUNCATE);
 311
 312                 if(strlen(temp) == 11)
 313                 {
 314                         temp[3] = temp[6] = '\0';
 315                         date[2] = atoi(&temp[4]);
 316                         date[0] = atoi(&temp[7]);
 317
 318                         for(int j = 0; j < 12; j++)
 319                         {
 320                                 if(!_strcmpi(&temp[0], g_lamexp_months[j]))
 321                                 {
 322                                         date[1] = j+1;
 323                                         break;
 324                                 }
 325                         }
 326
 327                         g_lamexp_version_date = QDate(date[0], date[1], date[2]);
 328                 }
 329
 330                 if(!g_lamexp_version_date.isValid())
 331                 {
 332                         qFatal("Internal error: Date format could not be recognized!");
 333                 }
 334         }
 335
 336         return g_lamexp_version_date;
 337 }
 338
 339 /*
 340  * Get the native operating system version
 341  */
 342 DWORD lamexp_get_os_version(void)
 343 {
 344         OSVERSIONINFO osVerInfo;
 345         memset(&osVerInfo, 0, sizeof(OSVERSIONINFO));
 346         osVerInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
 347         DWORD version = 0;
 348
 349         if(GetVersionEx(&osVerInfo) == TRUE)
 350         {
 351                 if(osVerInfo.dwPlatformId != VER_PLATFORM_WIN32_NT)
 352                 {
 353                         throw "Ouuups: Not running under Windows NT. This is not supposed to happen!";
 354                 }
 355                 version = (DWORD)((osVerInfo.dwMajorVersion << 16) | (osVerInfo.dwMinorVersion & 0xffff));
 356         }
 357
 358         return version;
 359 }
 360
 361 /*
 362  * Global exception handler
 363  */
 364 LONG WINAPI lamexp_exception_handler(__in struct _EXCEPTION_POINTERS *ExceptionInfo)
 365 {
 366         if(GetCurrentThreadId() != g_main_thread_id)
 367         {
 368                 HANDLE mainThread = OpenThread(THREAD_TERMINATE, FALSE, g_main_thread_id);
 369                 if(mainThread) TerminateThread(mainThread, ULONG_MAX);
 370         }
 371
 372         FatalAppExit(0, L"Unhandeled exception handler invoked, application will exit!");
 373         TerminateProcess(GetCurrentProcess(), -1);
 374         return LONG_MAX;
 375 }
 376
 377 /*
 378  * Invalid parameters handler
 379  */
 380 void lamexp_invalid_param_handler(const wchar_t*, const wchar_t*, const wchar_t*, unsigned int, uintptr_t)
 381 {
 382         if(GetCurrentThreadId() != g_main_thread_id)
 383         {
 384                 HANDLE mainThread = OpenThread(THREAD_TERMINATE, FALSE, g_main_thread_id);
 385                 if(mainThread) TerminateThread(mainThread, ULONG_MAX);
 386
 387         }
 388
 389         FatalAppExit(0, L"Invalid parameter handler invoked, application will exit!");
 390         TerminateProcess(GetCurrentProcess(), -1);
 391 }
 392
 393 /*
 394  * Change console text color
 395  */
 396 static void lamexp_console_color(FILE* file, WORD attributes)
 397 {
 398         const HANDLE hConsole = (HANDLE)(_get_osfhandle(_fileno(file)));
 399         if((hConsole != NULL) && (hConsole != INVALID_HANDLE_VALUE))
 400         {
 401                 SetConsoleTextAttribute(hConsole, attributes);
 402         }
 403 }
 404
 405 /*
 406  * Qt message handler
 407  */
 408 void lamexp_message_handler(QtMsgType type, const char *msg)
 409 {
 410         static const char *GURU_MEDITATION = "\n\nGURU MEDITATION !!!\n\n";
 411
 412         QMutexLocker lock(&g_lamexp_message_mutex);
 413
 414         if(g_lamexp_log_file)
 415         {
 416                 static char prefix[] = "DWCF";
 417                 int index = qBound(0, static_cast<int>(type), 3);
 418                 unsigned int timestamp = static_cast<unsigned int>(_time64(NULL) % 3600I64);
 419                 QString str = QString::fromUtf8(msg).trimmed().replace('\n', '\t');
 420                 fprintf(g_lamexp_log_file, "[%c][%04u] %s\r\n", prefix[index], timestamp, str.toUtf8().constData());
 421                 fflush(g_lamexp_log_file);
 422         }
 423
 424         if(g_lamexp_console_attached)
 425         {
 426                 UINT oldOutputCP = GetConsoleOutputCP();
 427                 if(oldOutputCP != CP_UTF8) SetConsoleOutputCP(CP_UTF8);
 428
 429                 switch(type)
 430                 {
 431                 case QtCriticalMsg:
 432                 case QtFatalMsg:
 433                         fflush(stdout);
 434                         fflush(stderr);
 435                         lamexp_console_color(stderr, FOREGROUND_RED | FOREGROUND_INTENSITY);
 436                         fprintf(stderr, GURU_MEDITATION);
 437                         fprintf(stderr, "%s\n", msg);
 438                         fflush(stderr);
 439                         break;
 440                 case QtWarningMsg:
 441                         lamexp_console_color(stderr, FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_INTENSITY);
 442                         fprintf(stderr, "%s\n", msg);
 443                         fflush(stderr);
 444                         break;
 445                 default:
 446                         lamexp_console_color(stderr, FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_INTENSITY);
 447                         fprintf(stderr, "%s\n", msg);
 448                         fflush(stderr);
 449                         break;
 450                 }
 451
 452                 lamexp_console_color(stderr, FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED);
 453                 if(oldOutputCP != CP_UTF8) SetConsoleOutputCP(oldOutputCP);
 454         }
 455         else
 456         {
 457                 QString temp("[LameXP][%1] %2");
 458
 459                 switch(type)
 460                 {
 461                 case QtCriticalMsg:
 462                 case QtFatalMsg:
 463                         temp = temp.arg("C", QString::fromUtf8(msg));
 464                         break;
 465                 case QtWarningMsg:
 466                         temp = temp.arg("W", QString::fromUtf8(msg));
 467                         break;
 468                 default:
 469                         temp = temp.arg("I", QString::fromUtf8(msg));
 470                         break;
 471                 }
 472
 473                 temp.replace("\n", "\t").append("\n");
 474                 OutputDebugStringA(temp.toLatin1().constData());
 475         }
 476
 477         if(type == QtCriticalMsg || type == QtFatalMsg)
 478         {
 479                 lock.unlock();
 480                 MessageBoxW(NULL, QWCHAR(QString::fromUtf8(msg)), L"LameXP - GURU MEDITATION", MB_ICONERROR | MB_TOPMOST | MB_TASKMODAL);
 481                 FatalAppExit(0, L"The application has encountered a critical error and will exit now!");
 482                 TerminateProcess(GetCurrentProcess(), -1);
 483         }
 484 }
 485
 486 /*
 487  * Initialize the console
 488  */
 489 void lamexp_init_console(int argc, char* argv[])
 490 {
 491         bool enableConsole = lamexp_version_demo();
 492
 493         if(_environ)
 494         {
 495                 wchar_t *logfile = NULL;
 496                 size_t logfile_len = 0;
 497                 if(!_wdupenv_s(&logfile, &logfile_len, L"LAMEXP_LOGFILE"))
 498                 {
 499                         if(logfile && (logfile_len > 0))
 500                         {
 501                                 FILE *temp = NULL;
 502                                 if(!_wfopen_s(&temp, logfile, L"wb"))
 503                                 {
 504                                         fprintf(temp, "%c%c%c", 0xEF, 0xBB, 0xBF);
 505                                         g_lamexp_log_file = temp;
 506                                 }
 507                                 free(logfile);
 508                         }
 509                 }
 510         }
 511
 512         if(!LAMEXP_DEBUG)
 513         {
 514                 for(int i = 0; i < argc; i++)
 515                 {
 516                         if(!_stricmp(argv[i], "--console"))
 517                         {
 518                                 enableConsole = true;
 519                         }
 520                         else if(!_stricmp(argv[i], "--no-console"))
 521                         {
 522                                 enableConsole = false;
 523                         }
 524                 }
 525         }
 526
 527         if(enableConsole)
 528         {
 529                 if(!g_lamexp_console_attached)
 530                 {
 531                         if(AllocConsole() != FALSE)
 532                         {
 533                                 SetConsoleCtrlHandler(NULL, TRUE);
 534                                 SetConsoleTitle(L"LameXP - Audio Encoder Front-End | Debug Console");
 535                                 SetConsoleOutputCP(CP_UTF8);
 536                                 g_lamexp_console_attached = true;
 537                         }
 538                 }
 539
 540                 if(g_lamexp_console_attached)
 541                 {
 542                         //-------------------------------------------------------------------
 543                         //See: http://support.microsoft.com/default.aspx?scid=kb;en-us;105305
 544                         //-------------------------------------------------------------------
 545                         const int flags = _O_WRONLY | _O_U8TEXT;
 546                         int hCrtStdOut = _open_osfhandle((intptr_t) GetStdHandle(STD_OUTPUT_HANDLE), flags);
 547                         int hCrtStdErr = _open_osfhandle((intptr_t) GetStdHandle(STD_ERROR_HANDLE), flags);
 548                         FILE *hfStdOut = (hCrtStdOut >= 0) ? _fdopen(hCrtStdOut, "wb") : NULL;
 549                         FILE *hfStdErr = (hCrtStdErr >= 0) ? _fdopen(hCrtStdErr, "wb") : NULL;
 550                         if(hfStdOut) { *stdout = *hfStdOut; std::cout.rdbuf(new std::filebuf(hfStdOut)); }
 551                         if(hfStdErr) { *stderr = *hfStdErr; std::cerr.rdbuf(new std::filebuf(hfStdErr)); }
 552                 }
 553
 554                 HWND hwndConsole = GetConsoleWindow();
 555
 556                 if((hwndConsole != NULL) && (hwndConsole != INVALID_HANDLE_VALUE))
 557                 {
 558                         HMENU hMenu = GetSystemMenu(hwndConsole, 0);
 559                         EnableMenuItem(hMenu, SC_CLOSE, MF_BYCOMMAND | MF_GRAYED);
 560                         RemoveMenu(hMenu, SC_CLOSE, MF_BYCOMMAND);
 561
 562                         SetWindowPos(hwndConsole, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER|SWP_FRAMECHANGED);
 563                         SetWindowLong(hwndConsole, GWL_STYLE, GetWindowLong(hwndConsole, GWL_STYLE) & (~WS_MAXIMIZEBOX) & (~WS_MINIMIZEBOX));
 564                         SetWindowPos(hwndConsole, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER|SWP_FRAMECHANGED);
 565                 }
 566         }
 567 }
 568
 569 /*
 570  * Detect CPU features
 571  */
 572 lamexp_cpu_t lamexp_detect_cpu_features(int argc, char **argv)
 573 {
 574         typedef BOOL (WINAPI *IsWow64ProcessFun)(__in HANDLE hProcess, __out PBOOL Wow64Process);
 575         typedef VOID (WINAPI *GetNativeSystemInfoFun)(__out LPSYSTEM_INFO lpSystemInfo);
 576
 577         static IsWow64ProcessFun IsWow64ProcessPtr = NULL;
 578         static GetNativeSystemInfoFun GetNativeSystemInfoPtr = NULL;
 579
 580         lamexp_cpu_t features;
 581         SYSTEM_INFO systemInfo;
 582         int CPUInfo[4] = {-1};
 583         char CPUIdentificationString[0x40];
 584         char CPUBrandString[0x40];
 585
 586         memset(&features, 0, sizeof(lamexp_cpu_t));
 587         memset(&systemInfo, 0, sizeof(SYSTEM_INFO));
 588         memset(CPUIdentificationString, 0, sizeof(CPUIdentificationString));
 589         memset(CPUBrandString, 0, sizeof(CPUBrandString));
 590
 591         __cpuid(CPUInfo, 0);
 592         memcpy(CPUIdentificationString, &CPUInfo[1], sizeof(int));
 593         memcpy(CPUIdentificationString + 4, &CPUInfo[3], sizeof(int));
 594         memcpy(CPUIdentificationString + 8, &CPUInfo[2], sizeof(int));
 595         features.intel = (_stricmp(CPUIdentificationString, "GenuineIntel") == 0);
 596         strncpy_s(features.vendor, 0x40, CPUIdentificationString, _TRUNCATE);
 597
 598         if(CPUInfo[0] >= 1)
 599         {
 600                 __cpuid(CPUInfo, 1);
 601                 features.mmx = (CPUInfo[3] & 0x800000) || false;
 602                 features.sse = (CPUInfo[3] & 0x2000000) || false;
 603                 features.sse2 = (CPUInfo[3] & 0x4000000) || false;
 604                 features.ssse3 = (CPUInfo[2] & 0x200) || false;
 605                 features.sse3 = (CPUInfo[2] & 0x1) || false;
 606                 features.ssse3 = (CPUInfo[2] & 0x200) || false;
 607                 features.stepping = CPUInfo[0] & 0xf;
 608                 features.model = ((CPUInfo[0] >> 4) & 0xf) + (((CPUInfo[0] >> 16) & 0xf) << 4);
 609                 features.family = ((CPUInfo[0] >> 8) & 0xf) + ((CPUInfo[0] >> 20) & 0xff);
 610         }
 611
 612         __cpuid(CPUInfo, 0x80000000);
 613         int nExIds = qMax<int>(qMin<int>(CPUInfo[0], 0x80000004), 0x80000000);
 614
 615         for(int i = 0x80000002; i <= nExIds; ++i)
 616         {
 617                 __cpuid(CPUInfo, i);
 618                 switch(i)
 619                 {
 620                 case 0x80000002:
 621                         memcpy(CPUBrandString, CPUInfo, sizeof(CPUInfo));
 622                         break;
 623                 case 0x80000003:
 624                         memcpy(CPUBrandString + 16, CPUInfo, sizeof(CPUInfo));
 625                         break;
 626                 case 0x80000004:
 627                         memcpy(CPUBrandString + 32, CPUInfo, sizeof(CPUInfo));
 628                         break;
 629                 }
 630         }
 631
 632         strncpy_s(features.brand, 0x40, CPUBrandString, _TRUNCATE);
 633
 634         if(strlen(features.brand) < 1) strncpy_s(features.brand, 0x40, "Unknown", _TRUNCATE);
 635         if(strlen(features.vendor) < 1) strncpy_s(features.vendor, 0x40, "Unknown", _TRUNCATE);
 636
 637 #if !defined(_M_X64 ) && !defined(_M_IA64)
 638         if(!IsWow64ProcessPtr || !GetNativeSystemInfoPtr)
 639         {
 640                 QLibrary Kernel32Lib("kernel32.dll");
 641                 IsWow64ProcessPtr = (IsWow64ProcessFun) Kernel32Lib.resolve("IsWow64Process");
 642                 GetNativeSystemInfoPtr = (GetNativeSystemInfoFun) Kernel32Lib.resolve("GetNativeSystemInfo");
 643         }
 644         if(IsWow64ProcessPtr)
 645         {
 646                 BOOL x64 = FALSE;
 647                 if(IsWow64ProcessPtr(GetCurrentProcess(), &x64))
 648                 {
 649                         features.x64 = x64;
 650                 }
 651         }
 652         if(GetNativeSystemInfoPtr)
 653         {
 654                 GetNativeSystemInfoPtr(&systemInfo);
 655         }
 656         else
 657         {
 658                 GetSystemInfo(&systemInfo);
 659         }
 660         features.count = qBound(1UL, systemInfo.dwNumberOfProcessors, 64UL);
 661 #else
 662         GetNativeSystemInfo(&systemInfo);
 663         features.count = systemInfo.dwNumberOfProcessors;
 664         features.x64 = true;
 665 #endif
 666
 667         if((argv != NULL) && (argc > 0))
 668         {
 669                 bool flag = false;
 670                 for(int i = 0; i < argc; i++)
 671                 {
 672                         if(!_stricmp("--force-cpu-no-64bit", argv[i])) { flag = true; features.x64 = false; }
 673                         if(!_stricmp("--force-cpu-no-sse", argv[i])) { flag = true; features.sse = features.sse2 = features.sse3 = features.ssse3 = false; }
 674                         if(!_stricmp("--force-cpu-no-intel", argv[i])) { flag = true; features.intel = false; }
 675                 }
 676                 if(flag) qWarning("CPU flags overwritten by user-defined parameters. Take care!\n");
 677         }
 678
 679         return features;
 680 }
 681
 682 /*
 683  * Check for debugger (detect routine)
 684  */
 685 static bool lamexp_check_for_debugger(void)
 686 {
 687         __try
 688         {
 689                 DebugBreak();
 690         }
 691         __except(GetExceptionCode() == EXCEPTION_BREAKPOINT ? EXCEPTION_EXECUTE_HANDLER : EXCEPTION_CONTINUE_SEARCH)
 692         {
 693                 return false;
 694         }
 695         return true;
 696 }
 697
 698 /*
 699  * Check for debugger (thread proc)
 700  */
 701 static void WINAPI lamexp_debug_thread_proc(__in LPVOID lpParameter)
 702 {
 703         while(!(IsDebuggerPresent() || lamexp_check_for_debugger()))
 704         {
 705                 Sleep(333);
 706         }
 707         TerminateProcess(GetCurrentProcess(), -1);
 708 }
 709
 710 /*
 711  * Check for debugger (startup routine)
 712  */
 713 static HANDLE lamexp_debug_thread_init(void)
 714 {
 715         if(IsDebuggerPresent() || lamexp_check_for_debugger())
 716         {
 717                 FatalAppExit(0, L"Not a debug build. Please unload debugger and try again!");
 718                 TerminateProcess(GetCurrentProcess(), -1);
 719         }
 720
 721         return CreateThread(NULL, NULL, reinterpret_cast<LPTHREAD_START_ROUTINE>(&lamexp_debug_thread_proc), NULL, NULL, NULL);
 722 }
 723
 724 /*
 725  * Check for compatibility mode
 726  */
 727 static bool lamexp_check_compatibility_mode(const char *exportName, const char *executableName)
 728 {
 729         QLibrary kernel32("kernel32.dll");
 730
 731         if(exportName != NULL)
 732         {
 733                 if(kernel32.resolve(exportName) != NULL)
 734                 {
 735                         qWarning("Function '%s' exported from 'kernel32.dll' -> Windows compatibility mode!", exportName);
 736                         qFatal("%s", QApplication::tr("Executable '%1' doesn't support Windows compatibility mode.").arg(QString::fromLatin1(executableName)).toLatin1().constData());
 737                         return false;
 738                 }
 739         }
 740
 741         return true;
 742 }
 743
 744 /*
 745  * Computus according to H. Lichtenberg
 746  */
 747 static bool lamexp_computus(const QDate &date)
 748 {
 749         int X = date.year();
 750         int A = X % 19;
 751         int K = X / 100;
 752         int M = 15 + (3*K + 3) / 4 - (8*K + 13) / 25;
 753         int D = (19*A + M) % 30;
 754         int S = 2 - (3*K + 3) / 4;
 755         int R = D / 29 + (D / 28 - D / 29) * (A / 11);
 756         int OG = 21 + D - R;
 757         int SZ = 7 - (X + X / 4 + S) % 7;
 758         int OE = 7 - (OG - SZ) % 7;
 759         int OS = (OG + OE);
 760
 761         if(OS > 31)
 762         {
 763                 return (date.month() == 4) && (date.day() == (OS - 31));
 764         }
 765         else
 766         {
 767                 return (date.month() == 3) && (date.day() == OS);
 768         }
 769 }
 770
 771 /*
 772  * Check for Thanksgiving
 773  */
 774 static bool lamexp_thanksgiving(const QDate &date)
 775 {
 776         int day = 0;
 777
 778         switch(QDate(date.year(), 11, 1).dayOfWeek())
 779         {
 780                 case 1: day = 25; break;
 781                 case 2: day = 24; break;
 782                 case 3: day = 23; break;
 783                 case 4: day = 22; break;
 784                 case 5: day = 28; break;
 785                 case 6: day = 27; break;
 786                 case 7: day = 26; break;
 787         }
 788
 789         return (date.month() == 11) && (date.day() == day);
 790 }
 791
 792 /*
 793  * Initialize app icon
 794  */
 795 QIcon lamexp_app_icon(const QDate *date, const QTime *time)
 796 {
 797         QDate currentDate = (date) ? QDate(*date) : QDate::currentDate();
 798         QTime currentTime = (time) ? QTime(*time) : QTime::currentTime();
 799
 800         if(lamexp_thanksgiving(currentDate))
 801         {
 802                 return QIcon(":/MainIcon6.png");
 803         }
 804         else if(((currentDate.month() == 12) && (currentDate.day() == 31) && (currentTime.hour() >= 20)) || ((currentDate.month() == 1) && (currentDate.day() == 1)  && (currentTime.hour() <= 19)))
 805         {
 806                 return QIcon(":/MainIcon5.png");
 807         }
 808         else if(((currentDate.month() == 10) && (currentDate.day() == 31) && (currentTime.hour() >= 12)) || ((currentDate.month() == 11) && (currentDate.day() == 1)  && (currentTime.hour() <= 11)))
 809         {
 810                 return QIcon(":/MainIcon4.png");
 811         }
 812         else if((currentDate.month() == 12) && (currentDate.day() >= 24) && (currentDate.day() <= 26))
 813         {
 814                 return QIcon(":/MainIcon3.png");
 815         }
 816         else if(lamexp_computus(currentDate))
 817         {
 818                 return QIcon(":/MainIcon2.png");
 819         }
 820         else
 821         {
 822                 return QIcon(":/MainIcon1.png");
 823         }
 824 }
 825
 826 /*
 827  * Broadcast event to all windows
 828  */
 829 static bool lamexp_broadcast(int eventType, bool onlyToVisible)
 830 {
 831         if(QApplication *app = dynamic_cast<QApplication*>(QApplication::instance()))
 832         {
 833                 qDebug("Broadcasting %d", eventType);
 834
 835                 bool allOk = true;
 836                 QEvent poEvent(static_cast<QEvent::Type>(eventType));
 837                 QWidgetList list = app->topLevelWidgets();
 838
 839                 while(!list.isEmpty())
 840                 {
 841                         QWidget *widget = list.takeFirst();
 842                         if(!onlyToVisible || widget->isVisible())
 843                         {
 844                                 if(!app->sendEvent(widget, &poEvent))
 845                                 {
 846                                         allOk = false;
 847                                 }
 848                         }
 849                 }
 850
 851                 qDebug("Broadcast %d done (%s)", eventType, (allOk ? "OK" : "Stopped"));
 852                 return allOk;
 853         }
 854         else
 855         {
 856                 qWarning("Broadcast failed, could not get QApplication instance!");
 857                 return false;
 858         }
 859 }
 860
 861 /*
 862  * Qt event filter
 863  */
 864 static bool lamexp_event_filter(void *message, long *result)
 865 {
 866         switch(reinterpret_cast<MSG*>(message)->message)
 867         {
 868         case WM_QUERYENDSESSION:
 869                 qWarning("WM_QUERYENDSESSION message received!");
 870                 *result = lamexp_broadcast(lamexp_event_queryendsession, false) ? TRUE : FALSE;
 871                 return true;
 872         case WM_ENDSESSION:
 873                 qWarning("WM_ENDSESSION message received!");
 874                 if(reinterpret_cast<MSG*>(message)->wParam == TRUE)
 875                 {
 876                         lamexp_broadcast(lamexp_event_endsession, false);
 877                         if(QApplication *app = reinterpret_cast<QApplication*>(QApplication::instance()))
 878                         {
 879                                 app->closeAllWindows();
 880                                 app->quit();
 881                         }
 882                         lamexp_finalization();
 883                         exit(1);
 884                 }
 885                 *result = 0;
 886                 return true;
 887         default:
 888                 /*ignore this message and let Qt handle it*/
 889                 return false;
 890         }
 891 }
 892
 893 /*
 894  * Check for process elevation
 895  */
 896 static bool lamexp_check_elevation(void)
 897 {
 898         typedef enum { lamexp_token_elevationType_class = 18, lamexp_token_elevation_class = 20 } LAMEXP_TOKEN_INFORMATION_CLASS;
 899         typedef enum { lamexp_elevationType_default = 1, lamexp_elevationType_full, lamexp_elevationType_limited } LAMEXP_TOKEN_ELEVATION_TYPE;
 900
 901         HANDLE hToken = NULL;
 902         bool bIsProcessElevated = false;
 903
 904         if(OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken))
 905         {
 906                 LAMEXP_TOKEN_ELEVATION_TYPE tokenElevationType;
 907                 DWORD returnLength;
 908                 if(GetTokenInformation(hToken, (TOKEN_INFORMATION_CLASS) lamexp_token_elevationType_class, &tokenElevationType, sizeof(LAMEXP_TOKEN_ELEVATION_TYPE), &returnLength))
 909                 {
 910                         if(returnLength == sizeof(LAMEXP_TOKEN_ELEVATION_TYPE))
 911                         {
 912                                 switch(tokenElevationType)
 913                                 {
 914                                 case lamexp_elevationType_default:
 915                                         qDebug("Process token elevation type: Default -> UAC is disabled.\n");
 916                                         break;
 917                                 case lamexp_elevationType_full:
 918                                         qWarning("Process token elevation type: Full -> potential security risk!\n");
 919                                         bIsProcessElevated = true;
 920                                         break;
 921                                 case lamexp_elevationType_limited:
 922                                         qDebug("Process token elevation type: Limited -> not elevated.\n");
 923                                         break;
 924                                 }
 925                         }
 926                 }
 927                 CloseHandle(hToken);
 928         }
 929         else
 930         {
 931                 qWarning("Failed to open process token!");
 932         }
 933
 934         return !bIsProcessElevated;
 935 }
 936
 937 /*
 938  * Initialize Qt framework
 939  */
 940 bool lamexp_init_qt(int argc, char* argv[])
 941 {
 942         static bool qt_initialized = false;
 943         bool isWine = false;
 944         typedef BOOL (WINAPI *SetDllDirectoryProc)(WCHAR *lpPathName);
 945
 946         //Don't initialized again, if done already
 947         if(qt_initialized)
 948         {
 949                 return true;
 950         }
 951
 952         //Secure DLL loading
 953         QLibrary kernel32("kernel32.dll");
 954         if(kernel32.load())
 955         {
 956                 SetDllDirectoryProc pSetDllDirectory = (SetDllDirectoryProc) kernel32.resolve("SetDllDirectoryW");
 957                 if(pSetDllDirectory != NULL) pSetDllDirectory(L"");
 958                 kernel32.unload();
 959         }
 960
 961         //Extract executable name from argv[] array
 962         char *executableName = argv[0];
 963         while(char *temp = strpbrk(executableName, "\\/:?"))
 964         {
 965                 executableName = temp + 1;
 966         }
 967
 968         //Check Qt version
 969         qDebug("Using Qt v%s [%s], %s, %s", qVersion(), QLibraryInfo::buildDate().toString(Qt::ISODate).toLatin1().constData(), (qSharedBuild() ? "DLL" : "Static"), QLibraryInfo::buildKey().toLatin1().constData());
 970         qDebug("Compiled with Qt v%s [%s], %s\n", QT_VERSION_STR, QT_PACKAGEDATE_STR, QT_BUILD_KEY);
 971         if(_stricmp(qVersion(), QT_VERSION_STR))
 972         {
 973                 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());
 974                 return false;
 975         }
 976         if(QLibraryInfo::buildKey().compare(QString::fromLatin1(QT_BUILD_KEY), Qt::CaseInsensitive))
 977         {
 978                 qFatal("%s", QApplication::tr("Executable '%1' was built for Qt '%2', but found Qt '%3'.").arg(QString::fromLatin1(executableName), QString::fromLatin1(QT_BUILD_KEY), QLibraryInfo::buildKey()).toLatin1().constData());
 979                 return false;
 980         }
 981
 982         //Check the Windows version
 983         switch(QSysInfo::windowsVersion() & QSysInfo::WV_NT_based)
 984         {
 985         case 0:
 986         case QSysInfo::WV_NT:
 987                 qFatal("%s", QApplication::tr("Executable '%1' requires Windows 2000 or later.").arg(QString::fromLatin1(executableName)).toLatin1().constData());
 988                 break;
 989         case QSysInfo::WV_2000:
 990                 qDebug("Running on Windows 2000 (not officially supported!).\n");
 991                 lamexp_check_compatibility_mode("GetNativeSystemInfo", executableName);
 992                 break;
 993         case QSysInfo::WV_XP:
 994                 qDebug("Running on Windows XP.\n");
 995                 lamexp_check_compatibility_mode("GetLargePageMinimum", executableName);
 996                 break;
 997         case QSysInfo::WV_2003:
 998                 qDebug("Running on Windows Server 2003 or Windows XP x64-Edition.\n");
 999                 lamexp_check_compatibility_mode("GetLocaleInfoEx", executableName);
1000                 break;
1001         case QSysInfo::WV_VISTA:
1002                 qDebug("Running on Windows Vista or Windows Server 2008.\n");
1003                 lamexp_check_compatibility_mode("CreateRemoteThreadEx", executableName);
1004                 break;
1005         case QSysInfo::WV_WINDOWS7:
1006                 qDebug("Running on Windows 7 or Windows Server 2008 R2.\n");
1007                 lamexp_check_compatibility_mode(NULL, executableName);
1008                 break;
1009         default:
1010                 {
1011                         DWORD osVersionNo = lamexp_get_os_version();
1012                         qWarning("Running on an unknown/untested WinNT-based OS (v%u.%u).\n", HIWORD(osVersionNo), LOWORD(osVersionNo));
1013                 }
1014                 break;
1015         }
1016
1017         //Check for Wine
1018         QLibrary ntdll("ntdll.dll");
1019         if(ntdll.load())
1020         {
1021                 if(ntdll.resolve("wine_nt_to_unix_file_name") != NULL) isWine = true;
1022                 if(ntdll.resolve("wine_get_version") != NULL) isWine = true;
1023                 if(isWine) qWarning("It appears we are running under Wine, unexpected things might happen!\n");
1024                 ntdll.unload();
1025         }
1026
1027         //Create Qt application instance and setup version info
1028         QApplication *application = new QApplication(argc, argv);
1029         application->setApplicationName("LameXP - Audio Encoder Front-End");
1030         application->setApplicationVersion(QString().sprintf("%d.%02d.%04d", lamexp_version_major(), lamexp_version_minor(), lamexp_version_build()));
1031         application->setOrganizationName("LoRd_MuldeR");
1032         application->setOrganizationDomain("mulder.at.gg");
1033         application->setWindowIcon(lamexp_app_icon());
1034         application->setEventFilter(lamexp_event_filter);
1035
1036         //Set text Codec for locale
1037         QTextCodec::setCodecForLocale(QTextCodec::codecForName("UTF-8"));
1038
1039         //Load plugins from application directory
1040         QCoreApplication::setLibraryPaths(QStringList() << QApplication::applicationDirPath());
1041         qDebug("Library Path:\n%s\n", QApplication::libraryPaths().first().toUtf8().constData());
1042
1043         //Check for supported image formats
1044         QList<QByteArray> supportedFormats = QImageReader::supportedImageFormats();
1045         for(int i = 0; g_lamexp_imageformats[i]; i++)
1046         {
1047                 if(!supportedFormats.contains(g_lamexp_imageformats[i]))
1048                 {
1049                         qFatal("Qt initialization error: QImageIOHandler for '%s' missing!", g_lamexp_imageformats[i]);
1050                         return false;
1051                 }
1052         }
1053
1054         //Add default translations
1055         g_lamexp_translation.files.insert(LAMEXP_DEFAULT_LANGID, "");
1056         g_lamexp_translation.names.insert(LAMEXP_DEFAULT_LANGID, "English");
1057
1058         //Check for process elevation
1059         if(!lamexp_check_elevation())
1060         {
1061                 if(QMessageBox::warning(NULL, "LameXP", "<nobr>LameXP was started with elevated rights. This is a potential security risk!</nobr>", "Quit Program (Recommended)", "Ignore") == 0)
1062                 {
1063                         return false;
1064                 }
1065         }
1066
1067         //Update console icon, if a console is attached
1068         if(g_lamexp_console_attached && !isWine)
1069         {
1070                 typedef DWORD (__stdcall *SetConsoleIconFun)(HICON);
1071                 QLibrary kernel32("kernel32.dll");
1072                 if(kernel32.load())
1073                 {
1074                         SetConsoleIconFun SetConsoleIconPtr = (SetConsoleIconFun) kernel32.resolve("SetConsoleIcon");
1075                         if(SetConsoleIconPtr != NULL) SetConsoleIconPtr(QIcon(":/icons/sound.png").pixmap(16, 16).toWinHICON());
1076                         kernel32.unload();
1077                 }
1078         }
1079
1080         //Done
1081         qt_initialized = true;
1082         return true;
1083 }
1084
1085 /*
1086  * Initialize IPC
1087  */
1088 int lamexp_init_ipc(void)
1089 {
1090         if(g_lamexp_ipc_ptr.sharedmem && g_lamexp_ipc_ptr.semaphore_read && g_lamexp_ipc_ptr.semaphore_write && g_lamexp_ipc_ptr.semaphore_read_mutex && g_lamexp_ipc_ptr.semaphore_write_mutex)
1091         {
1092                 return 0;
1093         }
1094
1095         g_lamexp_ipc_ptr.semaphore_read = new QSystemSemaphore(QString(g_lamexp_ipc_uuid.semaphore_read), 0);
1096         g_lamexp_ipc_ptr.semaphore_write = new QSystemSemaphore(QString(g_lamexp_ipc_uuid.semaphore_write), 0);
1097         g_lamexp_ipc_ptr.semaphore_read_mutex = new QSystemSemaphore(QString(g_lamexp_ipc_uuid.semaphore_read_mutex), 0);
1098         g_lamexp_ipc_ptr.semaphore_write_mutex = new QSystemSemaphore(QString(g_lamexp_ipc_uuid.semaphore_write_mutex), 0);
1099
1100         if(g_lamexp_ipc_ptr.semaphore_read->error() != QSystemSemaphore::NoError)
1101         {
1102                 QString errorMessage = g_lamexp_ipc_ptr.semaphore_read->errorString();
1103                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read);
1104                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write);
1105                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read_mutex);
1106                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write_mutex);
1107                 qFatal("Failed to create system smaphore: %s", errorMessage.toUtf8().constData());
1108                 return -1;
1109         }
1110         if(g_lamexp_ipc_ptr.semaphore_write->error() != QSystemSemaphore::NoError)
1111         {
1112                 QString errorMessage = g_lamexp_ipc_ptr.semaphore_write->errorString();
1113                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read);
1114                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write);
1115                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read_mutex);
1116                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write_mutex);
1117                 qFatal("Failed to create system smaphore: %s", errorMessage.toUtf8().constData());
1118                 return -1;
1119         }
1120         if(g_lamexp_ipc_ptr.semaphore_read_mutex->error() != QSystemSemaphore::NoError)
1121         {
1122                 QString errorMessage = g_lamexp_ipc_ptr.semaphore_read_mutex->errorString();
1123                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read);
1124                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write);
1125                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read_mutex);
1126                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write_mutex);
1127                 qFatal("Failed to create system smaphore: %s", errorMessage.toUtf8().constData());
1128                 return -1;
1129         }
1130         if(g_lamexp_ipc_ptr.semaphore_write_mutex->error() != QSystemSemaphore::NoError)
1131         {
1132                 QString errorMessage = g_lamexp_ipc_ptr.semaphore_write_mutex->errorString();
1133                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read);
1134                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write);
1135                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read_mutex);
1136                 LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write_mutex);
1137                 qFatal("Failed to create system smaphore: %s", errorMessage.toUtf8().constData());
1138                 return -1;
1139         }
1140
1141         g_lamexp_ipc_ptr.sharedmem = new QSharedMemory(QString(g_lamexp_ipc_uuid.sharedmem), NULL);
1142
1143         if(!g_lamexp_ipc_ptr.sharedmem->create(sizeof(lamexp_ipc_t)))
1144         {
1145                 if(g_lamexp_ipc_ptr.sharedmem->error() == QSharedMemory::AlreadyExists)
1146                 {
1147                         g_lamexp_ipc_ptr.sharedmem->attach();
1148                         if(g_lamexp_ipc_ptr.sharedmem->error() == QSharedMemory::NoError)
1149                         {
1150                                 return 1;
1151                         }
1152                         else
1153                         {
1154                                 QString errorMessage = g_lamexp_ipc_ptr.sharedmem->errorString();
1155                                 LAMEXP_DELETE(g_lamexp_ipc_ptr.sharedmem);
1156                                 qFatal("Failed to attach to shared memory: %s", errorMessage.toUtf8().constData());
1157                                 return -1;
1158                         }
1159                 }
1160                 else
1161                 {
1162                         QString errorMessage = g_lamexp_ipc_ptr.sharedmem->errorString();
1163                         LAMEXP_DELETE(g_lamexp_ipc_ptr.sharedmem);
1164                         qFatal("Failed to create shared memory: %s", errorMessage.toUtf8().constData());
1165                         return -1;
1166                 }
1167         }
1168
1169         memset(g_lamexp_ipc_ptr.sharedmem->data(), 0, sizeof(lamexp_ipc_t));
1170         g_lamexp_ipc_ptr.semaphore_write->release(g_lamexp_ipc_slots);
1171         g_lamexp_ipc_ptr.semaphore_read_mutex->release();
1172         g_lamexp_ipc_ptr.semaphore_write_mutex->release();
1173
1174         return 0;
1175 }
1176
1177 /*
1178  * IPC send message
1179  */
1180 void lamexp_ipc_send(unsigned int command, const char* message)
1181 {
1182         if(!g_lamexp_ipc_ptr.sharedmem || !g_lamexp_ipc_ptr.semaphore_read || !g_lamexp_ipc_ptr.semaphore_write || !g_lamexp_ipc_ptr.semaphore_read_mutex || !g_lamexp_ipc_ptr.semaphore_write_mutex)
1183         {
1184                 throw "Shared memory for IPC not initialized yet.";
1185         }
1186
1187         lamexp_ipc_data_t ipc_data;
1188         memset(&ipc_data, 0, sizeof(lamexp_ipc_data_t));
1189         ipc_data.command = command;
1190
1191         if(message)
1192         {
1193                 strncpy_s(ipc_data.parameter, 4096, message, _TRUNCATE);
1194         }
1195
1196         if(g_lamexp_ipc_ptr.semaphore_write->acquire())
1197         {
1198                 if(g_lamexp_ipc_ptr.semaphore_write_mutex->acquire())
1199                 {
1200                         lamexp_ipc_t *ptr = reinterpret_cast<lamexp_ipc_t*>(g_lamexp_ipc_ptr.sharedmem->data());
1201                         memcpy(&ptr->data[ptr->pos_write], &ipc_data, sizeof(lamexp_ipc_data_t));
1202                         ptr->pos_write = (ptr->pos_write + 1) % g_lamexp_ipc_slots;
1203                         g_lamexp_ipc_ptr.semaphore_read->release();
1204                         g_lamexp_ipc_ptr.semaphore_write_mutex->release();
1205                 }
1206         }
1207 }
1208
1209 /*
1210  * IPC read message
1211  */
1212 void lamexp_ipc_read(unsigned int *command, char* message, size_t buffSize)
1213 {
1214         *command = 0;
1215         message[0] = '\0';
1216
1217         if(!g_lamexp_ipc_ptr.sharedmem || !g_lamexp_ipc_ptr.semaphore_read || !g_lamexp_ipc_ptr.semaphore_write || !g_lamexp_ipc_ptr.semaphore_read_mutex || !g_lamexp_ipc_ptr.semaphore_write_mutex)
1218         {
1219                 throw "Shared memory for IPC not initialized yet.";
1220         }
1221
1222         lamexp_ipc_data_t ipc_data;
1223         memset(&ipc_data, 0, sizeof(lamexp_ipc_data_t));
1224
1225         if(g_lamexp_ipc_ptr.semaphore_read->acquire())
1226         {
1227                 if(g_lamexp_ipc_ptr.semaphore_read_mutex->acquire())
1228                 {
1229                         lamexp_ipc_t *ptr = reinterpret_cast<lamexp_ipc_t*>(g_lamexp_ipc_ptr.sharedmem->data());
1230                         memcpy(&ipc_data, &ptr->data[ptr->pos_read], sizeof(lamexp_ipc_data_t));
1231                         ptr->pos_read = (ptr->pos_read + 1) % g_lamexp_ipc_slots;
1232                         g_lamexp_ipc_ptr.semaphore_write->release();
1233                         g_lamexp_ipc_ptr.semaphore_read_mutex->release();
1234
1235                         if(!(ipc_data.reserved_1 || ipc_data.reserved_2))
1236                         {
1237                                 *command = ipc_data.command;
1238                                 strncpy_s(message, buffSize, ipc_data.parameter, _TRUNCATE);
1239                         }
1240                         else
1241                         {
1242                                 qWarning("Malformed IPC message, will be ignored");
1243                         }
1244                 }
1245         }
1246 }
1247
1248 /*
1249  * Check for LameXP "portable" mode
1250  */
1251 bool lamexp_portable_mode(void)
1252 {
1253         QString baseName = QFileInfo(QApplication::applicationFilePath()).completeBaseName();
1254         int idx1 = baseName.indexOf("lamexp", 0, Qt::CaseInsensitive);
1255         int idx2 = baseName.lastIndexOf("portable", -1, Qt::CaseInsensitive);
1256         return (idx1 >= 0) && (idx2 >= 0) && (idx1 < idx2);
1257 }
1258
1259 /*
1260  * Get a random string
1261  */
1262 QString lamexp_rand_str(void)
1263 {
1264         QRegExp regExp("\\{(\\w+)-(\\w+)-(\\w+)-(\\w+)-(\\w+)\\}");
1265         QString uuid = QUuid::createUuid().toString();
1266
1267         if(regExp.indexIn(uuid) >= 0)
1268         {
1269                 return QString().append(regExp.cap(1)).append(regExp.cap(2)).append(regExp.cap(3)).append(regExp.cap(4)).append(regExp.cap(5));
1270         }
1271
1272         throw "The RegExp didn't match on the UUID string. This shouldn't happen ;-)";
1273 }
1274
1275 /*
1276  * Get LameXP temp folder
1277  */
1278 const QString &lamexp_temp_folder2(void)
1279 {
1280         static const char *TEMP_STR = "Temp";
1281         const QString WRITE_TEST_DATA = lamexp_rand_str();
1282         const QString SUB_FOLDER = lamexp_rand_str();
1283
1284         //Already initialized?
1285         if(!g_lamexp_temp_folder.isEmpty())
1286         {
1287                 if(QDir(g_lamexp_temp_folder).exists())
1288                 {
1289                         return g_lamexp_temp_folder;
1290                 }
1291                 else
1292                 {
1293                         g_lamexp_temp_folder.clear();
1294                 }
1295         }
1296
1297         //Try the %TMP% or %TEMP% directory first
1298         QDir temp = QDir::temp();
1299         if(temp.exists())
1300         {
1301                 temp.mkdir(SUB_FOLDER);
1302                 if(temp.cd(SUB_FOLDER) && temp.exists())
1303                 {
1304                         QFile testFile(QString("%1/~%2.tmp").arg(temp.canonicalPath(), lamexp_rand_str()));
1305                         if(testFile.open(QIODevice::ReadWrite))
1306                         {
1307                                 if(testFile.write(WRITE_TEST_DATA.toLatin1().constData()) >= strlen(WRITE_TEST_DATA.toLatin1().constData()))
1308                                 {
1309                                         g_lamexp_temp_folder = temp.canonicalPath();
1310                                 }
1311                                 testFile.remove();
1312                         }
1313                 }
1314                 if(!g_lamexp_temp_folder.isEmpty())
1315                 {
1316                         return g_lamexp_temp_folder;
1317                 }
1318         }
1319
1320         //Create TEMP folder in %LOCALAPPDATA%
1321         QDir localAppData = QDir(lamexp_known_folder(lamexp_folder_localappdata));
1322         if(!localAppData.path().isEmpty())
1323         {
1324                 if(!localAppData.exists())
1325                 {
1326                         localAppData.mkpath(".");
1327                 }
1328                 if(localAppData.exists())
1329                 {
1330                         if(!localAppData.entryList(QDir::AllDirs).contains(TEMP_STR, Qt::CaseInsensitive))
1331                         {
1332                                 localAppData.mkdir(TEMP_STR);
1333                         }
1334                         if(localAppData.cd(TEMP_STR) && localAppData.exists())
1335                         {
1336                                 localAppData.mkdir(SUB_FOLDER);
1337                                 if(localAppData.cd(SUB_FOLDER) && localAppData.exists())
1338                                 {
1339                                         QFile testFile(QString("%1/~%2.tmp").arg(localAppData.canonicalPath(), lamexp_rand_str()));
1340                                         if(testFile.open(QIODevice::ReadWrite))
1341                                         {
1342                                                 if(testFile.write(WRITE_TEST_DATA.toLatin1().constData()) >= strlen(WRITE_TEST_DATA.toLatin1().constData()))
1343                                                 {
1344                                                         g_lamexp_temp_folder = localAppData.canonicalPath();
1345                                                 }
1346                                                 testFile.remove();
1347                                         }
1348                                 }
1349                         }
1350                 }
1351                 if(!g_lamexp_temp_folder.isEmpty())
1352                 {
1353                         return g_lamexp_temp_folder;
1354                 }
1355         }
1356
1357         //Failed to create TEMP folder!
1358         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());
1359         return g_lamexp_temp_folder;
1360 }
1361
1362 /*
1363  * Clean folder
1364  */
1365 bool lamexp_clean_folder(const QString &folderPath)
1366 {
1367         QDir tempFolder(folderPath);
1368         QFileInfoList entryList = tempFolder.entryInfoList(QDir::AllEntries | QDir::NoDotAndDotDot);
1369
1370         for(int i = 0; i < entryList.count(); i++)
1371         {
1372                 if(entryList.at(i).isDir())
1373                 {
1374                         lamexp_clean_folder(entryList.at(i).canonicalFilePath());
1375                 }
1376                 else
1377                 {
1378                         for(int j = 0; j < 3; j++)
1379                         {
1380                                 if(lamexp_remove_file(entryList.at(i).canonicalFilePath()))
1381                                 {
1382                                         break;
1383                                 }
1384                         }
1385                 }
1386         }
1387
1388         tempFolder.rmdir(".");
1389         return !tempFolder.exists();
1390 }
1391
1392 /*
1393  * Register tool
1394  */
1395 void lamexp_register_tool(const QString &toolName, LockedFile *file, unsigned int version)
1396 {
1397         if(g_lamexp_tool_registry.contains(toolName.toLower()))
1398         {
1399                 throw "lamexp_register_tool: Tool is already registered!";
1400         }
1401
1402         g_lamexp_tool_registry.insert(toolName.toLower(), file);
1403         g_lamexp_tool_versions.insert(toolName.toLower(), version);
1404 }
1405
1406 /*
1407  * Check for tool
1408  */
1409 bool lamexp_check_tool(const QString &toolName)
1410 {
1411         return g_lamexp_tool_registry.contains(toolName.toLower());
1412 }
1413
1414 /*
1415  * Lookup tool path
1416  */
1417 const QString lamexp_lookup_tool(const QString &toolName)
1418 {
1419         if(g_lamexp_tool_registry.contains(toolName.toLower()))
1420         {
1421                 return g_lamexp_tool_registry.value(toolName.toLower())->filePath();
1422         }
1423         else
1424         {
1425                 return QString();
1426         }
1427 }
1428
1429 /*
1430  * Lookup tool version
1431  */
1432 unsigned int lamexp_tool_version(const QString &toolName)
1433 {
1434         if(g_lamexp_tool_versions.contains(toolName.toLower()))
1435         {
1436                 return g_lamexp_tool_versions.value(toolName.toLower());
1437         }
1438         else
1439         {
1440                 return UINT_MAX;
1441         }
1442 }
1443
1444 /*
1445  * Version number to human-readable string
1446  */
1447 const QString lamexp_version2string(const QString &pattern, unsigned int version, const QString &defaultText)
1448 {
1449         if(version == UINT_MAX)
1450         {
1451                 return defaultText;
1452         }
1453
1454         QString result = pattern;
1455         int digits = result.count("?", Qt::CaseInsensitive);
1456
1457         if(digits < 1)
1458         {
1459                 return result;
1460         }
1461
1462         int pos = 0;
1463         QString versionStr = QString().sprintf(QString().sprintf("%%0%du", digits).toLatin1().constData(), version);
1464         int index = result.indexOf("?", Qt::CaseInsensitive);
1465
1466         while(index >= 0 && pos < versionStr.length())
1467         {
1468                 result[index] = versionStr[pos++];
1469                 index = result.indexOf("?", Qt::CaseInsensitive);
1470         }
1471
1472         return result;
1473 }
1474
1475 /*
1476  * Register a new translation
1477  */
1478 bool lamexp_translation_register(const QString &langId, const QString &qmFile, const QString &langName, unsigned int &systemId, unsigned int &country)
1479 {
1480         if(qmFile.isEmpty() || langName.isEmpty() || systemId < 1)
1481         {
1482                 return false;
1483         }
1484
1485         g_lamexp_translation.files.insert(langId, qmFile);
1486         g_lamexp_translation.names.insert(langId, langName);
1487         g_lamexp_translation.sysid.insert(langId, systemId);
1488         g_lamexp_translation.cntry.insert(langId, country);
1489
1490         return true;
1491 }
1492
1493 /*
1494  * Get list of all translations
1495  */
1496 QStringList lamexp_query_translations(void)
1497 {
1498         return g_lamexp_translation.files.keys();
1499 }
1500
1501 /*
1502  * Get translation name
1503  */
1504 QString lamexp_translation_name(const QString &langId)
1505 {
1506         return g_lamexp_translation.names.value(langId.toLower(), QString());
1507 }
1508
1509 /*
1510  * Get translation system id
1511  */
1512 unsigned int lamexp_translation_sysid(const QString &langId)
1513 {
1514         return g_lamexp_translation.sysid.value(langId.toLower(), 0);
1515 }
1516
1517 /*
1518  * Get translation script id
1519  */
1520 unsigned int lamexp_translation_country(const QString &langId)
1521 {
1522         return g_lamexp_translation.cntry.value(langId.toLower(), 0);
1523 }
1524
1525 /*
1526  * Install a new translator
1527  */
1528 bool lamexp_install_translator(const QString &langId)
1529 {
1530         bool success = false;
1531
1532         if(langId.isEmpty() || langId.toLower().compare(LAMEXP_DEFAULT_LANGID) == 0)
1533         {
1534                 success = lamexp_install_translator_from_file(QString());
1535         }
1536         else
1537         {
1538                 QString qmFile = g_lamexp_translation.files.value(langId.toLower(), QString());
1539                 if(!qmFile.isEmpty())
1540                 {
1541                         success = lamexp_install_translator_from_file(QString(":/localization/%1").arg(qmFile));
1542                 }
1543                 else
1544                 {
1545                         qWarning("Translation '%s' not available!", langId.toLatin1().constData());
1546                 }
1547         }
1548
1549         return success;
1550 }
1551
1552 /*
1553  * Install a new translator from file
1554  */
1555 bool lamexp_install_translator_from_file(const QString &qmFile)
1556 {
1557         bool success = false;
1558
1559         if(!g_lamexp_currentTranslator)
1560         {
1561                 g_lamexp_currentTranslator = new QTranslator();
1562         }
1563
1564         if(!qmFile.isEmpty())
1565         {
1566                 QString qmPath = QFileInfo(qmFile).canonicalFilePath();
1567                 QApplication::removeTranslator(g_lamexp_currentTranslator);
1568                 success = g_lamexp_currentTranslator->load(qmPath);
1569                 QApplication::installTranslator(g_lamexp_currentTranslator);
1570                 if(!success)
1571                 {
1572                         qWarning("Failed to load translation:\n\"%s\"", qmPath.toLatin1().constData());
1573                 }
1574         }
1575         else
1576         {
1577                 QApplication::removeTranslator(g_lamexp_currentTranslator);
1578                 success = true;
1579         }
1580
1581         return success;
1582 }
1583
1584 /*
1585  * Locate known folder on local system
1586  */
1587 QString lamexp_known_folder(lamexp_known_folder_t folder_id)
1588 {
1589         typedef HRESULT (WINAPI *SHGetKnownFolderPathFun)(__in const GUID &rfid, __in DWORD dwFlags, __in HANDLE hToken, __out PWSTR *ppszPath);
1590         typedef HRESULT (WINAPI *SHGetFolderPathFun)(__in HWND hwndOwner, __in int nFolder, __in HANDLE hToken, __in DWORD dwFlags, __out LPWSTR pszPath);
1591
1592         static const int CSIDL_LOCAL_APPDATA = 0x001c;
1593         static const int CSIDL_PROGRAM_FILES = 0x0026;
1594         static const int CSIDL_SYSTEM_FOLDER = 0x0025;
1595         static const GUID GUID_LOCAL_APPDATA = {0xF1B32785,0x6FBA,0x4FCF,{0x9D,0x55,0x7B,0x8E,0x7F,0x15,0x70,0x91}};
1596         static const GUID GUID_LOCAL_APPDATA_LOW = {0xA520A1A4,0x1780,0x4FF6,{0xBD,0x18,0x16,0x73,0x43,0xC5,0xAF,0x16}};
1597         static const GUID GUID_PROGRAM_FILES = {0x905e63b6,0xc1bf,0x494e,{0xb2,0x9c,0x65,0xb7,0x32,0xd3,0xd2,0x1a}};
1598         static const GUID GUID_SYSTEM_FOLDER = {0x1AC14E77,0x02E7,0x4E5D,{0xB7,0x44,0x2E,0xB1,0xAE,0x51,0x98,0xB7}};
1599
1600         static QLibrary *Kernel32Lib = NULL;
1601         static SHGetKnownFolderPathFun SHGetKnownFolderPathPtr = NULL;
1602         static SHGetFolderPathFun SHGetFolderPathPtr = NULL;
1603
1604         if((!SHGetKnownFolderPathPtr) && (!SHGetFolderPathPtr))
1605         {
1606                 if(!Kernel32Lib) Kernel32Lib = new QLibrary("shell32.dll");
1607                 SHGetKnownFolderPathPtr = (SHGetKnownFolderPathFun) Kernel32Lib->resolve("SHGetKnownFolderPath");
1608                 SHGetFolderPathPtr = (SHGetFolderPathFun) Kernel32Lib->resolve("SHGetFolderPathW");
1609         }
1610
1611         int folderCSIDL = -1;
1612         GUID folderGUID = {0x0000,0x0000,0x0000,{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}};
1613
1614         switch(folder_id)
1615         {
1616         case lamexp_folder_localappdata:
1617                 folderCSIDL = CSIDL_LOCAL_APPDATA;
1618                 folderGUID = GUID_LOCAL_APPDATA;
1619                 break;
1620         case lamexp_folder_programfiles:
1621                 folderCSIDL = CSIDL_PROGRAM_FILES;
1622                 folderGUID = GUID_PROGRAM_FILES;
1623                 break;
1624         case lamexp_folder_systemfolder:
1625                 folderCSIDL = CSIDL_SYSTEM_FOLDER;
1626                 folderGUID = GUID_SYSTEM_FOLDER;
1627                 break;
1628         default:
1629                 return QString();
1630                 break;
1631         }
1632
1633         QString folder;
1634
1635         if(SHGetKnownFolderPathPtr)
1636         {
1637                 WCHAR *path = NULL;
1638                 if(SHGetKnownFolderPathPtr(folderGUID, 0x00008000, NULL, &path) == S_OK)
1639                 {
1640                         //MessageBoxW(0, path, L"SHGetKnownFolderPath", MB_TOPMOST);
1641                         QDir folderTemp = QDir(QDir::fromNativeSeparators(QString::fromUtf16(reinterpret_cast<const unsigned short*>(path))));
1642                         if(!folderTemp.exists())
1643                         {
1644                                 folderTemp.mkpath(".");
1645                         }
1646                         if(folderTemp.exists())
1647                         {
1648                                 folder = folderTemp.canonicalPath();
1649                         }
1650                         CoTaskMemFree(path);
1651                 }
1652         }
1653         else if(SHGetFolderPathPtr)
1654         {
1655                 WCHAR *path = new WCHAR[4096];
1656                 if(SHGetFolderPathPtr(NULL, folderCSIDL, NULL, NULL, path) == S_OK)
1657                 {
1658                         //MessageBoxW(0, path, L"SHGetFolderPathW", MB_TOPMOST);
1659                         QDir folderTemp = QDir(QDir::fromNativeSeparators(QString::fromUtf16(reinterpret_cast<const unsigned short*>(path))));
1660                         if(!folderTemp.exists())
1661                         {
1662                                 folderTemp.mkpath(".");
1663                         }
1664                         if(folderTemp.exists())
1665                         {
1666                                 folder = folderTemp.canonicalPath();
1667                         }
1668                 }
1669                 delete [] path;
1670         }
1671
1672         return folder;
1673 }
1674
1675 /*
1676  * Safely remove a file
1677  */
1678 bool lamexp_remove_file(const QString &filename)
1679 {
1680         if(!QFileInfo(filename).exists() || !QFileInfo(filename).isFile())
1681         {
1682                 return true;
1683         }
1684         else
1685         {
1686                 if(!QFile::remove(filename))
1687                 {
1688                         DWORD attributes = GetFileAttributesW(QWCHAR(filename));
1689                         SetFileAttributesW(QWCHAR(filename), (attributes & (~FILE_ATTRIBUTE_READONLY)));
1690                         if(!QFile::remove(filename))
1691                         {
1692                                 qWarning("Could not delete \"%s\"", filename.toLatin1().constData());
1693                                 return false;
1694                         }
1695                         else
1696                         {
1697                                 return true;
1698                         }
1699                 }
1700                 else
1701                 {
1702                         return true;
1703                 }
1704         }
1705 }
1706
1707 /*
1708  * Check if visual themes are enabled (WinXP and later)
1709  */
1710 bool lamexp_themes_enabled(void)
1711 {
1712         typedef int (WINAPI *IsAppThemedFun)(void);
1713
1714         bool isAppThemed = false;
1715         QLibrary uxTheme(QString("%1/UxTheme.dll").arg(lamexp_known_folder(lamexp_folder_systemfolder)));
1716         IsAppThemedFun IsAppThemedPtr = (IsAppThemedFun) uxTheme.resolve("IsAppThemed");
1717
1718         if(IsAppThemedPtr)
1719         {
1720                 isAppThemed = IsAppThemedPtr();
1721                 if(!isAppThemed)
1722                 {
1723                         qWarning("Theme support is disabled for this process!");
1724                 }
1725         }
1726
1727         return isAppThemed;
1728 }
1729
1730 /*
1731  * Get number of free bytes on disk
1732  */
1733 unsigned __int64 lamexp_free_diskspace(const QString &path, bool *ok)
1734 {
1735         ULARGE_INTEGER freeBytesAvailable, totalNumberOfBytes, totalNumberOfFreeBytes;
1736         if(GetDiskFreeSpaceExW(reinterpret_cast<const wchar_t*>(QDir::toNativeSeparators(path).utf16()), &freeBytesAvailable, &totalNumberOfBytes, &totalNumberOfFreeBytes))
1737         {
1738                 if(ok) *ok = true;
1739                 return freeBytesAvailable.QuadPart;
1740         }
1741         else
1742         {
1743                 if(ok) *ok = false;
1744                 return 0;
1745         }
1746 }
1747
1748 /*
1749  * Check if computer does support hibernation
1750  */
1751 bool lamexp_is_hibernation_supported(void)
1752 {
1753         bool hibernationSupported = false;
1754
1755         SYSTEM_POWER_CAPABILITIES pwrCaps;
1756         SecureZeroMemory(&pwrCaps, sizeof(SYSTEM_POWER_CAPABILITIES));
1757
1758         if(GetPwrCapabilities(&pwrCaps))
1759         {
1760                 hibernationSupported = pwrCaps.SystemS4 && pwrCaps.HiberFilePresent;
1761         }
1762
1763         return hibernationSupported;
1764 }
1765
1766 /*
1767  * Shutdown the computer
1768  */
1769 bool lamexp_shutdown_computer(const QString &message, const unsigned long timeout, const bool forceShutdown, const bool hibernate)
1770 {
1771         HANDLE hToken = NULL;
1772
1773         if(OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken))
1774         {
1775                 TOKEN_PRIVILEGES privileges;
1776                 memset(&privileges, 0, sizeof(TOKEN_PRIVILEGES));
1777                 privileges.PrivilegeCount = 1;
1778                 privileges.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
1779
1780                 if(LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME, &privileges.Privileges[0].Luid))
1781                 {
1782                         if(AdjustTokenPrivileges(hToken, FALSE, &privileges, NULL, NULL, NULL))
1783                         {
1784                                 if(hibernate)
1785                                 {
1786                                         if(SetSuspendState(TRUE, TRUE, TRUE))
1787                                         {
1788                                                 return true;
1789                                         }
1790                                 }
1791                                 const DWORD reason = SHTDN_REASON_MAJOR_APPLICATION | SHTDN_REASON_FLAG_PLANNED;
1792                                 return InitiateSystemShutdownEx(NULL, const_cast<wchar_t*>(QWCHAR(message)), timeout, forceShutdown ? TRUE : FALSE, FALSE, reason);
1793                         }
1794                 }
1795         }
1796
1797         return false;
1798 }
1799
1800 /*
1801  * Make a window blink (to draw user's attention)
1802  */
1803 void lamexp_blink_window(QWidget *poWindow, unsigned int count, unsigned int delay)
1804 {
1805         static QMutex blinkMutex;
1806
1807         const double maxOpac = 1.0;
1808         const double minOpac = 0.3;
1809         const double delOpac = 0.1;
1810
1811         if(!blinkMutex.tryLock())
1812         {
1813                 qWarning("Blinking is already in progress, skipping!");
1814                 return;
1815         }
1816
1817         try
1818         {
1819                 const int steps = static_cast<int>(ceil(maxOpac - minOpac) / delOpac);
1820                 const int sleep = static_cast<int>(floor(static_cast<double>(delay) / static_cast<double>(steps)));
1821                 const double opacity = poWindow->windowOpacity();
1822
1823                 for(unsigned int i = 0; i < count; i++)
1824                 {
1825                         for(double x = maxOpac; x >= minOpac; x -= delOpac)
1826                         {
1827                                 poWindow->setWindowOpacity(x);
1828                                 QApplication::processEvents();
1829                                 Sleep(sleep);
1830                         }
1831
1832                         for(double x = minOpac; x <= maxOpac; x += delOpac)
1833                         {
1834                                 poWindow->setWindowOpacity(x);
1835                                 QApplication::processEvents();
1836                                 Sleep(sleep);
1837                         }
1838                 }
1839
1840                 poWindow->setWindowOpacity(opacity);
1841                 QApplication::processEvents();
1842                 blinkMutex.unlock();
1843         }
1844         catch (...)
1845         {
1846                 blinkMutex.unlock();
1847                 qWarning("Exception error while blinking!");
1848         }
1849 }
1850
1851 /*
1852  * Remove forbidden characters from a filename
1853  */
1854 const QString lamexp_clean_filename(const QString &str)
1855 {
1856         QString newStr(str);
1857
1858         newStr.replace("\\", "-");
1859         newStr.replace(" / ", ", ");
1860         newStr.replace("/", ",");
1861         newStr.replace(":", "-");
1862         newStr.replace("*", "x");
1863         newStr.replace("?", "");
1864         newStr.replace("<", "[");
1865         newStr.replace(">", "]");
1866         newStr.replace("|", "!");
1867
1868         return newStr.simplified();
1869 }
1870
1871 /*
1872  * Remove forbidden characters from a file path
1873  */
1874 const QString lamexp_clean_filepath(const QString &str)
1875 {
1876         QStringList parts = QString(str).replace("\\", "/").split("/");
1877
1878         for(int i = 0; i < parts.count(); i++)
1879         {
1880                 parts[i] = lamexp_clean_filename(parts[i]);
1881         }
1882
1883         return parts.join("/");
1884 }
1885
1886 /*
1887  * Get a list of all available Qt Text Codecs
1888  */
1889 QStringList lamexp_available_codepages(bool noAliases)
1890 {
1891         QStringList codecList;
1892
1893         QList<QByteArray> availableCodecs = QTextCodec::availableCodecs();
1894         while(!availableCodecs.isEmpty())
1895         {
1896                 QByteArray current = availableCodecs.takeFirst();
1897                 if(!(current.startsWith("system") || current.startsWith("System")))
1898                 {
1899                         codecList << QString::fromLatin1(current.constData(), current.size());
1900                         if(noAliases)
1901                         {
1902                                 if(QTextCodec *currentCodec = QTextCodec::codecForName(current.constData()))
1903                                 {
1904
1905                                         QList<QByteArray> aliases = currentCodec->aliases();
1906                                         while(!aliases.isEmpty()) availableCodecs.removeAll(aliases.takeFirst());
1907                                 }
1908                         }
1909                 }
1910         }
1911
1912         return codecList;
1913 }
1914
1915 /*
1916  * Finalization function (final clean-up)
1917  */
1918 void lamexp_finalization(void)
1919 {
1920         qDebug("lamexp_finalization()");
1921
1922         //Free all tools
1923         if(!g_lamexp_tool_registry.isEmpty())
1924         {
1925                 QStringList keys = g_lamexp_tool_registry.keys();
1926                 for(int i = 0; i < keys.count(); i++)
1927                 {
1928                         LAMEXP_DELETE(g_lamexp_tool_registry[keys.at(i)]);
1929                 }
1930                 g_lamexp_tool_registry.clear();
1931                 g_lamexp_tool_versions.clear();
1932         }
1933
1934         //Delete temporary files
1935         if(!g_lamexp_temp_folder.isEmpty())
1936         {
1937                 for(int i = 0; i < 100; i++)
1938                 {
1939                         if(lamexp_clean_folder(g_lamexp_temp_folder))
1940                         {
1941                                 break;
1942                         }
1943                         Sleep(125);
1944                 }
1945                 g_lamexp_temp_folder.clear();
1946         }
1947
1948         //Clear languages
1949         if(g_lamexp_currentTranslator)
1950         {
1951                 QApplication::removeTranslator(g_lamexp_currentTranslator);
1952                 LAMEXP_DELETE(g_lamexp_currentTranslator);
1953         }
1954         g_lamexp_translation.files.clear();
1955         g_lamexp_translation.names.clear();
1956
1957         //Destroy Qt application object
1958         QApplication *application = dynamic_cast<QApplication*>(QApplication::instance());
1959         LAMEXP_DELETE(application);
1960
1961         //Detach from shared memory
1962         if(g_lamexp_ipc_ptr.sharedmem) g_lamexp_ipc_ptr.sharedmem->detach();
1963         LAMEXP_DELETE(g_lamexp_ipc_ptr.sharedmem);
1964         LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read);
1965         LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write);
1966
1967         //Close log file
1968         if(g_lamexp_log_file)
1969         {
1970                 fclose(g_lamexp_log_file);
1971                 g_lamexp_log_file = NULL;
1972         }
1973 }
1974
1975 /*
1976  * Initialize debug thread
1977  */
1978 static const HANDLE g_debug_thread = LAMEXP_DEBUG ? NULL : lamexp_debug_thread_init();
1979
1980 /*
1981  * Get number private bytes [debug only]
1982  */
1983 SIZE_T lamexp_dbg_private_bytes(void)
1984 {
1985 #if LAMEXP_DEBUG
1986         PROCESS_MEMORY_COUNTERS_EX memoryCounters;
1987         memoryCounters.cb = sizeof(PROCESS_MEMORY_COUNTERS_EX);
1988         GetProcessMemoryInfo(GetCurrentProcess(), (PPROCESS_MEMORY_COUNTERS) &memoryCounters, sizeof(PROCESS_MEMORY_COUNTERS_EX));
1989         return memoryCounters.PrivateUsage;
1990 #else
1991         throw "Cannot call this function in a non-debug build!";
1992 #endif //LAMEXP_DEBUG
1993 }