Muldersoft/LameXP
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LameXP/src/Global.cpp

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///////////////////////////////////////////////////////////////////////////////
// LameXP - Audio Encoder Front-End
// Copyright (C) 2004-2013 LoRd_MuldeR <MuldeR2@GMX.de>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// http://www.gnu.org/licenses/gpl-2.0.txt
///////////////////////////////////////////////////////////////////////////////
#include "Global.h"
//Qt includes
#include <QApplication>
#include <QMessageBox>
#include <QDir>
#include <QUuid>
#include <QMap>
#include <QDate>
#include <QIcon>
#include <QPlastiqueStyle>
#include <QImageReader>
#include <QSharedMemory>
#include <QSysInfo>
#include <QStringList>
#include <QSystemSemaphore>
#include <QMutex>
#include <QTextCodec>
#include <QLibrary>
#include <QRegExp>
#include <QResource>
#include <QTranslator>
#include <QEventLoop>
#include <QTimer>
#include <QLibraryInfo>
#include <QEvent>
#include <QReadWriteLock>
#include <QReadLocker>
#include <QWriteLocker>
//LameXP includes
#define LAMEXP_INC_CONFIG
#include "Resource.h"
#include "Config.h"
#include "LockedFile.h"
//CRT includes
#include <iostream>
#include <fstream>
#include <io.h>
#include <fcntl.h>
#include <intrin.h>
#include <math.h>
#include <time.h>
#include <process.h>
//Shell API
#include <Shellapi.h>
//COM includes
#include <Objbase.h>
#include <PowrProf.h>
//Process API
#include <Psapi.h>
//Initialize static Qt plugins
#ifdef QT_NODLL
#if QT_VERSION < QT_VERSION_CHECK(5,0,0)
Q_IMPORT_PLUGIN(qico)
Q_IMPORT_PLUGIN(qsvg)
#else
Q_IMPORT_PLUGIN(QWindowsIntegrationPlugin)
Q_IMPORT_PLUGIN(QICOPlugin)
#endif
#endif
#define LAMEXP_ZERO_MEMORY(X) SecureZeroMemory(&X, sizeof(X))
//Helper macros
#define _LAMEXP_MAKE_STR(STR) #STR
#define LAMEXP_MAKE_STR(STR) _LAMEXP_MAKE_STR(STR)
///////////////////////////////////////////////////////////////////////////////
// TYPES
///////////////////////////////////////////////////////////////////////////////
static const size_t g_lamexp_ipc_slots = 128;
typedef struct
{
unsigned int command;
unsigned int reserved_1;
unsigned int reserved_2;
char parameter[4096];
}
lamexp_ipc_data_t;
typedef struct
{
unsigned int pos_write;
unsigned int pos_read;
lamexp_ipc_data_t data[g_lamexp_ipc_slots];
}
lamexp_ipc_t;
///////////////////////////////////////////////////////////////////////////////
// GLOBAL VARS
///////////////////////////////////////////////////////////////////////////////
//Build version
static const struct
{
unsigned int ver_major;
unsigned int ver_minor;
unsigned int ver_build;
unsigned int ver_confg;
char *ver_release_name;
}
g_lamexp_version =
{
VER_LAMEXP_MAJOR,
(10 * VER_LAMEXP_MINOR_HI) + VER_LAMEXP_MINOR_LO,
VER_LAMEXP_BUILD,
VER_LAMEXP_CONFG,
VER_LAMEXP_RNAME,
};
//Build date
static QDate g_lamexp_version_date;
static const char *g_lamexp_months[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
static const char *g_lamexp_version_raw_date = __DATE__;
static const char *g_lamexp_version_raw_time = __TIME__;
//Console attached flag
static bool g_lamexp_console_attached = false;
//Compiler detection
//The following code was borrowed from MPC-HC project: http://mpc-hc.sf.net/
#if defined(__INTEL_COMPILER)
#if (__INTEL_COMPILER >= 1300)
static const char *g_lamexp_version_compiler = "ICL 13." LAMEXP_MAKE_STR(__INTEL_COMPILER_BUILD_DATE);
#elif (__INTEL_COMPILER >= 1200)
static const char *g_lamexp_version_compiler = "ICL 12." LAMEXP_MAKE_STR(__INTEL_COMPILER_BUILD_DATE);
#elif (__INTEL_COMPILER >= 1100)
static const char *g_lamexp_version_compiler = "ICL 11.x";
#elif (__INTEL_COMPILER >= 1000)
static const char *g_lamexp_version_compiler = "ICL 10.x";
#else
#error Compiler is not supported!
#endif
#elif defined(_MSC_VER)
#if (_MSC_VER == 1700)
#if (_MSC_FULL_VER < 170050727)
static const char *g_lamexp_version_compiler = "MSVC 2012-Beta";
#elif (_MSC_FULL_VER < 170051020)
static const char *g_lamexp_version_compiler = "MSVC 2012-RTM";
#elif (_MSC_FULL_VER < 170051106)
static const char *g_lamexp_version_compiler = "MSVC 2012-U1 CTP";
#elif (_MSC_FULL_VER < 170060315)
static const char *g_lamexp_version_compiler = "MSVC 2012-U1";
#elif (_MSC_FULL_VER < 170060610)
static const char *g_lamexp_version_compiler = "MSVC 2012-U2";
#elif (_MSC_FULL_VER == 170060610)
static const char *g_lamexp_version_compiler = "MSVC 2012-U3";
#else
#error Compiler version is not supported yet!
#endif
#elif (_MSC_VER == 1600)
#if (_MSC_FULL_VER < 160040219)
static const char *g_lamexp_version_compiler = "MSVC 2010-RTM";
#elif (_MSC_FULL_VER == 160040219)
static const char *g_lamexp_version_compiler = "MSVC 2010-SP1";
#else
#error Compiler version is not supported yet!
#endif
#elif (_MSC_VER == 1500)
#if (_MSC_FULL_VER >= 150030729)
static const char *g_lamexp_version_compiler = "MSVC 2008-SP1";
#else
static const char *g_lamexp_version_compiler = "MSVC 2008";
#endif
#else
#error Compiler is not supported!
#endif
// Note: /arch:SSE and /arch:SSE2 are only available for the x86 platform
#if !defined(_M_X64) && defined(_M_IX86_FP)
#if (_M_IX86_FP == 1)
LAMEXP_COMPILER_WARNING("SSE instruction set is enabled!")
#elif (_M_IX86_FP == 2)
LAMEXP_COMPILER_WARNING("SSE2 instruction set is enabled!")
#endif
#endif
#else
#error Compiler is not supported!
#endif
//Architecture detection
#if defined(_M_X64)
static const char *g_lamexp_version_arch = "x64";
#elif defined(_M_IX86)
static const char *g_lamexp_version_arch = "x86";
#else
#error Architecture is not supported!
#endif
//Official web-site URL
static const char *g_lamexp_website_url = "http://lamexp.sourceforge.net/";
static const char *g_lamexp_support_url = "http://forum.doom9.org/showthread.php?t=157726";
static const char *g_lamexp_mulders_url = "http://muldersoft.com/";
//Tool versions (expected versions!)
static const unsigned int g_lamexp_toolver_neroaac = VER_LAMEXP_TOOL_NEROAAC;
static const unsigned int g_lamexp_toolver_fhgaacenc = VER_LAMEXP_TOOL_FHGAACENC;
static const unsigned int g_lamexp_toolver_qaacenc = VER_LAMEXP_TOOL_QAAC;
static const unsigned int g_lamexp_toolver_coreaudio = VER_LAMEXP_TOOL_COREAUDIO;
//Special folders
static struct
{
QMap<size_t, QString> *knownFolders;
QReadWriteLock lock;
}
g_lamexp_known_folder;
//%TEMP% folder
static struct
{
QString *path;
QReadWriteLock lock;
}
g_lamexp_temp_folder;
//Tools
static struct
{
QMap<QString, LockedFile*> *registry;
QMap<QString, unsigned int> *versions;
QMap<QString, QString> *tags;
QReadWriteLock lock;
}
g_lamexp_tools;
//Languages
static struct
{
QMap<QString, QString> *files;
QMap<QString, QString> *names;
QMap<QString, unsigned int> *sysid;
QMap<QString, unsigned int> *cntry;
QReadWriteLock lock;
}
g_lamexp_translation;
//Translator
static struct
{
QTranslator *instance;
QReadWriteLock lock;
}
g_lamexp_currentTranslator;
//CLI Arguments
static struct
{
QStringList *list;
QReadWriteLock lock;
}
g_lamexp_argv;
//OS Version
static struct
{
bool bInitialized;
lamexp_os_version_t version;
QReadWriteLock lock;
}
g_lamexp_os_version;
//Portable Mode
static struct
{
bool bInitialized;
bool bPortableModeEnabled;
QReadWriteLock lock;
}
g_lamexp_portable;
//Win32 Theme support
static struct
{
bool bInitialized;
bool bThemesEnabled;
QReadWriteLock lock;
}
g_lamexp_themes_enabled;
//Shared memory
static const struct
{
char *sharedmem;
char *semaphore_read;
char *semaphore_read_mutex;
char *semaphore_write;
char *semaphore_write_mutex;
}
g_lamexp_ipc_uuid =
{
"{21A68A42-6923-43bb-9CF6-64BF151942EE}",
"{7A605549-F58C-4d78-B4E5-06EFC34F405B}",
"{60AA8D04-F6B8-497d-81EB-0F600F4A65B5}",
"{726061D5-1615-4B82-871C-75FD93458E46}",
"{1A616023-AA6A-4519-8AF3-F7736E899977}"
};
static struct
{
QSharedMemory *sharedmem;
QSystemSemaphore *semaphore_read;
QSystemSemaphore *semaphore_read_mutex;
QSystemSemaphore *semaphore_write;
QSystemSemaphore *semaphore_write_mutex;
QReadWriteLock lock;
}
g_lamexp_ipc_ptr;
//Image formats
static const char *g_lamexp_imageformats[] = {"bmp", "png", "jpg", "gif", "ico", "xpm", NULL}; //"svg"
//Global locks
static QMutex g_lamexp_message_mutex;
//Main thread ID
static const DWORD g_main_thread_id = GetCurrentThreadId();
//Log file
static FILE *g_lamexp_log_file = NULL;
//Localization
const char* LAMEXP_DEFAULT_LANGID = "en";
const char* LAMEXP_DEFAULT_TRANSLATION = "LameXP_EN.qm";
///////////////////////////////////////////////////////////////////////////////
// GLOBAL FUNCTIONS
///////////////////////////////////////////////////////////////////////////////
/*
* Version getters
*/
unsigned int lamexp_version_major(void) { return g_lamexp_version.ver_major; }
unsigned int lamexp_version_minor(void) { return g_lamexp_version.ver_minor; }
unsigned int lamexp_version_build(void) { return g_lamexp_version.ver_build; }
unsigned int lamexp_version_confg(void) { return g_lamexp_version.ver_confg; }
const char *lamexp_version_release(void) { return g_lamexp_version.ver_release_name; }
const char *lamexp_version_time(void) { return g_lamexp_version_raw_time; }
const char *lamexp_version_compiler(void) { return g_lamexp_version_compiler; }
const char *lamexp_version_arch(void) { return g_lamexp_version_arch; }
unsigned int lamexp_toolver_neroaac(void) { return g_lamexp_toolver_neroaac; }
unsigned int lamexp_toolver_fhgaacenc(void) { return g_lamexp_toolver_fhgaacenc; }
unsigned int lamexp_toolver_qaacenc(void) { return g_lamexp_toolver_qaacenc; }
unsigned int lamexp_toolver_coreaudio(void) { return g_lamexp_toolver_coreaudio; }
/*
* URL getters
*/
const char *lamexp_website_url(void) { return g_lamexp_website_url; }
const char *lamexp_mulders_url(void) { return g_lamexp_mulders_url; }
const char *lamexp_support_url(void) { return g_lamexp_support_url; }
/*
* Check for Demo (pre-release) version
*/
bool lamexp_version_demo(void)
{
char buffer[128];
bool releaseVersion = false;
if(!strncpy_s(buffer, 128, g_lamexp_version.ver_release_name, _TRUNCATE))
{
char *context, *prefix = strtok_s(buffer, "-,; ", &context);
if(prefix)
{
releaseVersion = (!_stricmp(prefix, "Final")) || (!_stricmp(prefix, "Hotfix"));
}
}
return (!releaseVersion);
}
/*
* Calculate expiration date
*/
QDate lamexp_version_expires(void)
{
return lamexp_version_date().addDays(LAMEXP_DEBUG ? 7 : 30);
}
/*
* Get build date date
*/
const QDate &lamexp_version_date(void)
{
if(!g_lamexp_version_date.isValid())
{
int date[3] = {0, 0, 0}; char temp[12] = {'\0'};
strncpy_s(temp, 12, g_lamexp_version_raw_date, _TRUNCATE);
if(strlen(temp) == 11)
{
temp[3] = temp[6] = '\0';
date[2] = atoi(&temp[4]);
date[0] = atoi(&temp[7]);
for(int j = 0; j < 12; j++)
{
if(!_strcmpi(&temp[0], g_lamexp_months[j]))
{
date[1] = j+1;
break;
}
}
g_lamexp_version_date = QDate(date[0], date[1], date[2]);
}
if(!g_lamexp_version_date.isValid())
{
qFatal("Internal error: Date format could not be recognized!");
}
}
return g_lamexp_version_date;
}
/*
* Get the native operating system version
*/
const lamexp_os_version_t *lamexp_get_os_version(void)
{
QReadLocker readLock(&g_lamexp_os_version.lock);
//Already initialized?
if(g_lamexp_os_version.bInitialized)
{
return &g_lamexp_os_version.version;
}
readLock.unlock();
QWriteLocker writeLock(&g_lamexp_os_version.lock);
//Detect OS version
if(!g_lamexp_os_version.bInitialized)
{
OSVERSIONINFO osVerInfo;
memset(&osVerInfo, 0, sizeof(OSVERSIONINFO));
osVerInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
if(GetVersionEx(&osVerInfo) == TRUE)
{
if(osVerInfo.dwPlatformId == VER_PLATFORM_WIN32_NT)
{
g_lamexp_os_version.version.versionMajor = osVerInfo.dwMajorVersion;
g_lamexp_os_version.version.versionMinor = osVerInfo.dwMinorVersion;
}
else
{
qWarning("lamexp_get_os_version: Not running under Windows NT, this is not supposed to happen!");
g_lamexp_os_version.version.versionMajor = 0;
g_lamexp_os_version.version.versionMinor = 0;
}
}
else
{
throw "GetVersionEx() has failed. This is not supposed to happen!";
}
g_lamexp_os_version.bInitialized = true;
}
return &g_lamexp_os_version.version;
}
/*
* Check if we are running under wine
*/
bool lamexp_detect_wine(void)
{
static bool isWine = false;
static bool isWine_initialized = false;
if(!isWine_initialized)
{
QLibrary ntdll("ntdll.dll");
if(ntdll.load())
{
if(ntdll.resolve("wine_nt_to_unix_file_name") != NULL) isWine = true;
if(ntdll.resolve("wine_get_version") != NULL) isWine = true;
ntdll.unload();
}
isWine_initialized = true;
}
return isWine;
}
/*
* Global exception handler
*/
LONG WINAPI lamexp_exception_handler(__in struct _EXCEPTION_POINTERS *ExceptionInfo)
{
lamexp_fatal_exit(L"Unhandeled exception handler invoked, application will exit!");
return LONG_MAX;
}
/*
* Invalid parameters handler
*/
void lamexp_invalid_param_handler(const wchar_t* exp, const wchar_t* fun, const wchar_t* fil, unsigned int, uintptr_t)
{
lamexp_fatal_exit(L"Invalid parameter handler invoked, application will exit!");
}
/*
* Change console text color
*/
static void lamexp_console_color(FILE* file, WORD attributes)
{
const HANDLE hConsole = (HANDLE)(_get_osfhandle(_fileno(file)));
if((hConsole != NULL) && (hConsole != INVALID_HANDLE_VALUE))
{
SetConsoleTextAttribute(hConsole, attributes);
}
}
/*
* Qt message handler
*/
void lamexp_message_handler(QtMsgType type, const char *msg)
{
static const char *GURU_MEDITATION = "\n\nGURU MEDITATION !!!\n\n";
if(msg == NULL) return;
QMutexLocker lock(&g_lamexp_message_mutex);
if(g_lamexp_log_file)
{
static char prefix[] = "DWCF";
int index = qBound(0, static_cast<int>(type), 3);
unsigned int timestamp = static_cast<unsigned int>(_time64(NULL) % 3600I64);
QString str = QString::fromUtf8(msg).trimmed().replace('\n', '\t');
fprintf(g_lamexp_log_file, "[%c][%04u] %s\r\n", prefix[index], timestamp, str.toUtf8().constData());
fflush(g_lamexp_log_file);
}
if(g_lamexp_console_attached)
{
UINT oldOutputCP = GetConsoleOutputCP();
if(oldOutputCP != CP_UTF8) SetConsoleOutputCP(CP_UTF8);
switch(type)
{
case QtCriticalMsg:
case QtFatalMsg:
fflush(stdout);
fflush(stderr);
lamexp_console_color(stderr, FOREGROUND_RED | FOREGROUND_INTENSITY);
fprintf(stderr, GURU_MEDITATION);
fprintf(stderr, "%s\n", msg);
fflush(stderr);
break;
case QtWarningMsg:
lamexp_console_color(stderr, FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_INTENSITY);
fprintf(stderr, "%s\n", msg);
fflush(stderr);
break;
default:
lamexp_console_color(stderr, FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_INTENSITY);
fprintf(stderr, "%s\n", msg);
fflush(stderr);
break;
}
lamexp_console_color(stderr, FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED);
if(oldOutputCP != CP_UTF8) SetConsoleOutputCP(oldOutputCP);
}
else
{
QString temp("[LameXP][%1] %2");
switch(type)
{
case QtCriticalMsg:
case QtFatalMsg:
temp = temp.arg("C", QString::fromUtf8(msg));
break;
case QtWarningMsg:
temp = temp.arg("W", QString::fromUtf8(msg));
break;
default:
temp = temp.arg("I", QString::fromUtf8(msg));
break;
}
temp.replace("\n", "\t").append("\n");
OutputDebugStringA(temp.toLatin1().constData());
}
if((type == QtCriticalMsg) || (type == QtFatalMsg))
{
lock.unlock();
lamexp_fatal_exit(L"The application has encountered a critical error and will exit now!", QWCHAR(QString::fromUtf8(msg)));
}
}
/*
* Initialize the console
*/
void lamexp_init_console(const QStringList &argv)
{
bool enableConsole = (LAMEXP_DEBUG) || ((VER_LAMEXP_CONSOLE_ENABLED) && lamexp_version_demo());
if(_environ)
{
wchar_t *logfile = NULL;
size_t logfile_len = 0;
if(!_wdupenv_s(&logfile, &logfile_len, L"LAMEXP_LOGFILE"))
{
if(logfile && (logfile_len > 0))
{
FILE *temp = NULL;
if(!_wfopen_s(&temp, logfile, L"wb"))
{
fprintf(temp, "%c%c%c", 0xEF, 0xBB, 0xBF);
g_lamexp_log_file = temp;
}
free(logfile);
}
}
}
if(!LAMEXP_DEBUG)
{
for(int i = 0; i < argv.count(); i++)
{
if(!argv.at(i).compare("--console", Qt::CaseInsensitive))
{
enableConsole = true;
}
else if(!argv.at(i).compare("--no-console", Qt::CaseInsensitive))
{
enableConsole = false;
}
}
}
if(enableConsole)
{
if(!g_lamexp_console_attached)
{
if(AllocConsole() != FALSE)
{
SetConsoleCtrlHandler(NULL, TRUE);
SetConsoleTitle(L"LameXP - Audio Encoder Front-End | Debug Console");
SetConsoleOutputCP(CP_UTF8);
g_lamexp_console_attached = true;
}
}
if(g_lamexp_console_attached)
{
//-------------------------------------------------------------------
//See: http://support.microsoft.com/default.aspx?scid=kb;en-us;105305
//-------------------------------------------------------------------
const int flags = _O_WRONLY | _O_U8TEXT;
int hCrtStdOut = _open_osfhandle((intptr_t) GetStdHandle(STD_OUTPUT_HANDLE), flags);
int hCrtStdErr = _open_osfhandle((intptr_t) GetStdHandle(STD_ERROR_HANDLE), flags);
FILE *hfStdOut = (hCrtStdOut >= 0) ? _fdopen(hCrtStdOut, "wb") : NULL;
FILE *hfStdErr = (hCrtStdErr >= 0) ? _fdopen(hCrtStdErr, "wb") : NULL;
if(hfStdOut) { *stdout = *hfStdOut; std::cout.rdbuf(new std::filebuf(hfStdOut)); }
if(hfStdErr) { *stderr = *hfStdErr; std::cerr.rdbuf(new std::filebuf(hfStdErr)); }
}
HWND hwndConsole = GetConsoleWindow();
if((hwndConsole != NULL) && (hwndConsole != INVALID_HANDLE_VALUE))
{
HMENU hMenu = GetSystemMenu(hwndConsole, 0);
EnableMenuItem(hMenu, SC_CLOSE, MF_BYCOMMAND | MF_GRAYED);
RemoveMenu(hMenu, SC_CLOSE, MF_BYCOMMAND);
SetWindowPos(hwndConsole, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER|SWP_FRAMECHANGED);
SetWindowLong(hwndConsole, GWL_STYLE, GetWindowLong(hwndConsole, GWL_STYLE) & (~WS_MAXIMIZEBOX) & (~WS_MINIMIZEBOX));
SetWindowPos(hwndConsole, HWND_TOP, 0, 0, 0, 0, SWP_NOMOVE|SWP_NOSIZE|SWP_NOZORDER|SWP_FRAMECHANGED);
}
}
}
/*
* Detect CPU features
*/
lamexp_cpu_t lamexp_detect_cpu_features(const QStringList &argv)
{
typedef BOOL (WINAPI *IsWow64ProcessFun)(__in HANDLE hProcess, __out PBOOL Wow64Process);
typedef VOID (WINAPI *GetNativeSystemInfoFun)(__out LPSYSTEM_INFO lpSystemInfo);
static IsWow64ProcessFun IsWow64ProcessPtr = NULL;
static GetNativeSystemInfoFun GetNativeSystemInfoPtr = NULL;
lamexp_cpu_t features;
SYSTEM_INFO systemInfo;
int CPUInfo[4] = {-1};
char CPUIdentificationString[0x40];
char CPUBrandString[0x40];
memset(&features, 0, sizeof(lamexp_cpu_t));
memset(&systemInfo, 0, sizeof(SYSTEM_INFO));
memset(CPUIdentificationString, 0, sizeof(CPUIdentificationString));
memset(CPUBrandString, 0, sizeof(CPUBrandString));
__cpuid(CPUInfo, 0);
memcpy(CPUIdentificationString, &CPUInfo[1], sizeof(int));
memcpy(CPUIdentificationString + 4, &CPUInfo[3], sizeof(int));
memcpy(CPUIdentificationString + 8, &CPUInfo[2], sizeof(int));
features.intel = (_stricmp(CPUIdentificationString, "GenuineIntel") == 0);
strncpy_s(features.vendor, 0x40, CPUIdentificationString, _TRUNCATE);
if(CPUInfo[0] >= 1)
{
__cpuid(CPUInfo, 1);
features.mmx = (CPUInfo[3] & 0x800000) || false;
features.sse = (CPUInfo[3] & 0x2000000) || false;
features.sse2 = (CPUInfo[3] & 0x4000000) || false;
features.ssse3 = (CPUInfo[2] & 0x200) || false;
features.sse3 = (CPUInfo[2] & 0x1) || false;
features.ssse3 = (CPUInfo[2] & 0x200) || false;
features.stepping = CPUInfo[0] & 0xf;
features.model = ((CPUInfo[0] >> 4) & 0xf) + (((CPUInfo[0] >> 16) & 0xf) << 4);
features.family = ((CPUInfo[0] >> 8) & 0xf) + ((CPUInfo[0] >> 20) & 0xff);
}
__cpuid(CPUInfo, 0x80000000);
int nExIds = qMax<int>(qMin<int>(CPUInfo[0], 0x80000004), 0x80000000);
for(int i = 0x80000002; i <= nExIds; ++i)
{
__cpuid(CPUInfo, i);
switch(i)
{
case 0x80000002:
memcpy(CPUBrandString, CPUInfo, sizeof(CPUInfo));
break;
case 0x80000003:
memcpy(CPUBrandString + 16, CPUInfo, sizeof(CPUInfo));
break;
case 0x80000004:
memcpy(CPUBrandString + 32, CPUInfo, sizeof(CPUInfo));
break;
}
}
strncpy_s(features.brand, 0x40, CPUBrandString, _TRUNCATE);
if(strlen(features.brand) < 1) strncpy_s(features.brand, 0x40, "Unknown", _TRUNCATE);
if(strlen(features.vendor) < 1) strncpy_s(features.vendor, 0x40, "Unknown", _TRUNCATE);
#if !defined(_M_X64 ) && !defined(_M_IA64)
if(!IsWow64ProcessPtr || !GetNativeSystemInfoPtr)
{
QLibrary Kernel32Lib("kernel32.dll");
IsWow64ProcessPtr = (IsWow64ProcessFun) Kernel32Lib.resolve("IsWow64Process");
GetNativeSystemInfoPtr = (GetNativeSystemInfoFun) Kernel32Lib.resolve("GetNativeSystemInfo");
}
if(IsWow64ProcessPtr)
{
BOOL x64 = FALSE;
if(IsWow64ProcessPtr(GetCurrentProcess(), &x64))
{
features.x64 = x64;
}
}
if(GetNativeSystemInfoPtr)
{
GetNativeSystemInfoPtr(&systemInfo);
}
else
{
GetSystemInfo(&systemInfo);
}
features.count = qBound(1UL, systemInfo.dwNumberOfProcessors, 64UL);
#else
GetNativeSystemInfo(&systemInfo);
features.count = systemInfo.dwNumberOfProcessors;
features.x64 = true;
#endif
if(argv.count() > 0)
{
bool flag = false;
for(int i = 0; i < argv.count(); i++)
{
if(!argv[i].compare("--force-cpu-no-64bit", Qt::CaseInsensitive)) { flag = true; features.x64 = false; }
if(!argv[i].compare("--force-cpu-no-sse", Qt::CaseInsensitive)) { flag = true; features.sse = features.sse2 = features.sse3 = features.ssse3 = false; }
if(!argv[i].compare("--force-cpu-no-intel", Qt::CaseInsensitive)) { flag = true; features.intel = false; }
}
if(flag) qWarning("CPU flags overwritten by user-defined parameters. Take care!\n");
}
return features;
}
/*
* Check for debugger (detect routine)
*/
static __forceinline bool lamexp_check_for_debugger(void)
{
if(IsDebuggerPresent())
{
return true;
}
__try
{
CloseHandle((HANDLE) 0x7FFFFFFF);
}
__except(EXCEPTION_EXECUTE_HANDLER)
{
return true;
}
__try
{
DebugBreak();
}
__except(EXCEPTION_EXECUTE_HANDLER)
{
return false;
}
return true;
}
/*
* Check for debugger (thread proc)
*/
static unsigned int __stdcall lamexp_debug_thread_proc(LPVOID lpParameter)
{
while(!lamexp_check_for_debugger())
{
Sleep(250);
}
lamexp_fatal_exit(L"Not a debug build. Please unload debugger and try again!");
return 666;
}
/*
* Check for debugger (startup routine)
*/
static HANDLE lamexp_debug_thread_init(void)
{
if(lamexp_check_for_debugger())
{
lamexp_fatal_exit(L"Not a debug build. Please unload debugger and try again!");
}
return (HANDLE) _beginthreadex(NULL, 0, lamexp_debug_thread_proc, NULL, 0, NULL);
}
/*
* Check for compatibility mode
*/
static bool lamexp_check_compatibility_mode(const char *exportName, const QString &executableName)
{
QLibrary kernel32("kernel32.dll");
if((exportName != NULL) && kernel32.load())
{
if(kernel32.resolve(exportName) != NULL)
{
qWarning("Function '%s' exported from 'kernel32.dll' -> Windows compatibility mode!", exportName);
qFatal("%s", QApplication::tr("Executable '%1' doesn't support Windows compatibility mode.").arg(executableName).toLatin1().constData());
return false;
}
}
return true;
}
/*
* Computus according to H. Lichtenberg
*/
static bool lamexp_computus(const QDate &date)
{
int X = date.year();
int A = X % 19;
int K = X / 100;
int M = 15 + (3*K + 3) / 4 - (8*K + 13) / 25;
int D = (19*A + M) % 30;
int S = 2 - (3*K + 3) / 4;
int R = D / 29 + (D / 28 - D / 29) * (A / 11);
int OG = 21 + D - R;
int SZ = 7 - (X + X / 4 + S) % 7;
int OE = 7 - (OG - SZ) % 7;
int OS = (OG + OE);
if(OS > 31)
{
return (date.month() == 4) && (date.day() == (OS - 31));
}
else
{
return (date.month() == 3) && (date.day() == OS);
}
}
/*
* Check for Thanksgiving
*/
static bool lamexp_thanksgiving(const QDate &date)
{
int day = 0;
switch(QDate(date.year(), 11, 1).dayOfWeek())
{
case 1: day = 25; break;
case 2: day = 24; break;
case 3: day = 23; break;
case 4: day = 22; break;
case 5: day = 28; break;
case 6: day = 27; break;
case 7: day = 26; break;
}
return (date.month() == 11) && (date.day() == day);
}
/*
* Initialize app icon
*/
QIcon lamexp_app_icon(const QDate *date, const QTime *time)
{
QDate currentDate = (date) ? QDate(*date) : QDate::currentDate();
QTime currentTime = (time) ? QTime(*time) : QTime::currentTime();
if(lamexp_thanksgiving(currentDate))
{
return QIcon(":/MainIcon6.png");
}
else if(((currentDate.month() == 12) && (currentDate.day() == 31) && (currentTime.hour() >= 20)) || ((currentDate.month() == 1) && (currentDate.day() == 1) && (currentTime.hour() <= 19)))
{
return QIcon(":/MainIcon5.png");
}
else if(((currentDate.month() == 10) && (currentDate.day() == 31) && (currentTime.hour() >= 12)) || ((currentDate.month() == 11) && (currentDate.day() == 1) && (currentTime.hour() <= 11)))
{
return QIcon(":/MainIcon4.png");
}
else if((currentDate.month() == 12) && (currentDate.day() >= 24) && (currentDate.day() <= 26))
{
return QIcon(":/MainIcon3.png");
}
else if(lamexp_computus(currentDate))
{
return QIcon(":/MainIcon2.png");
}
else
{
return QIcon(":/MainIcon1.png");
}
}
/*
* Broadcast event to all windows
*/
static bool lamexp_broadcast(int eventType, bool onlyToVisible)
{
if(QApplication *app = dynamic_cast<QApplication*>(QApplication::instance()))
{
qDebug("Broadcasting %d", eventType);
bool allOk = true;
QEvent poEvent(static_cast<QEvent::Type>(eventType));
QWidgetList list = app->topLevelWidgets();
while(!list.isEmpty())
{
QWidget *widget = list.takeFirst();
if(!onlyToVisible || widget->isVisible())
{
if(!app->sendEvent(widget, &poEvent))
{
allOk = false;
}
}
}
qDebug("Broadcast %d done (%s)", eventType, (allOk ? "OK" : "Stopped"));
return allOk;
}
else
{
qWarning("Broadcast failed, could not get QApplication instance!");
return false;
}
}
/*
* Qt event filter
*/
static bool lamexp_event_filter(void *message, long *result)
{
if((!(LAMEXP_DEBUG)) && lamexp_check_for_debugger())
{
lamexp_fatal_exit(L"Not a debug build. Please unload debugger and try again!");
}
switch(reinterpret_cast<MSG*>(message)->message)
{
case WM_QUERYENDSESSION:
qWarning("WM_QUERYENDSESSION message received!");
*result = lamexp_broadcast(lamexp_event_queryendsession, false) ? TRUE : FALSE;
return true;
case WM_ENDSESSION:
qWarning("WM_ENDSESSION message received!");
if(reinterpret_cast<MSG*>(message)->wParam == TRUE)
{
lamexp_broadcast(lamexp_event_endsession, false);
if(QApplication *app = reinterpret_cast<QApplication*>(QApplication::instance()))
{
app->closeAllWindows();
app->quit();
}
lamexp_finalization();
exit(1);
}
*result = 0;
return true;
default:
/*ignore this message and let Qt handle it*/
return false;
}
}
/*
* Check for process elevation
*/
static bool lamexp_check_elevation(void)
{
typedef enum { lamexp_token_elevationType_class = 18, lamexp_token_elevation_class = 20 } LAMEXP_TOKEN_INFORMATION_CLASS;
typedef enum { lamexp_elevationType_default = 1, lamexp_elevationType_full, lamexp_elevationType_limited } LAMEXP_TOKEN_ELEVATION_TYPE;
HANDLE hToken = NULL;
bool bIsProcessElevated = false;
if(OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken))
{
LAMEXP_TOKEN_ELEVATION_TYPE tokenElevationType;
DWORD returnLength;
if(GetTokenInformation(hToken, (TOKEN_INFORMATION_CLASS) lamexp_token_elevationType_class, &tokenElevationType, sizeof(LAMEXP_TOKEN_ELEVATION_TYPE), &returnLength))
{
if(returnLength == sizeof(LAMEXP_TOKEN_ELEVATION_TYPE))
{
switch(tokenElevationType)
{
case lamexp_elevationType_default:
qDebug("Process token elevation type: Default -> UAC is disabled.\n");
break;
case lamexp_elevationType_full:
qWarning("Process token elevation type: Full -> potential security risk!\n");
bIsProcessElevated = true;
break;
case lamexp_elevationType_limited:
qDebug("Process token elevation type: Limited -> not elevated.\n");
break;
}
}
}
CloseHandle(hToken);
}
else
{
qWarning("Failed to open process token!");
}
return !bIsProcessElevated;
}
/*
* Initialize Qt framework
*/
bool lamexp_init_qt(int argc, char* argv[])
{
static bool qt_initialized = false;
typedef BOOL (WINAPI *SetDllDirectoryProc)(WCHAR *lpPathName);
const QStringList &arguments = lamexp_arguments();
//Don't initialized again, if done already
if(qt_initialized)
{
return true;
}
//Secure DLL loading
QLibrary kernel32("kernel32.dll");
if(kernel32.load())
{
SetDllDirectoryProc pSetDllDirectory = (SetDllDirectoryProc) kernel32.resolve("SetDllDirectoryW");
if(pSetDllDirectory != NULL) pSetDllDirectory(L"");
kernel32.unload();
}
//Extract executable name from argv[] array
QString executableName = QLatin1String("LameXP.exe");
if(arguments.count() > 0)
{
static const char *delimiters = "\\/:?";
executableName = arguments[0].trimmed();
for(int i = 0; delimiters[i]; i++)
{
int temp = executableName.lastIndexOf(QChar(delimiters[i]));
if(temp >= 0) executableName = executableName.mid(temp + 1);
}
executableName = executableName.trimmed();
if(executableName.isEmpty())
{
executableName = QLatin1String("LameXP.exe");
}
}
//Check Qt version
#ifdef QT_BUILD_KEY
qDebug("Using Qt v%s [%s], %s, %s", qVersion(), QLibraryInfo::buildDate().toString(Qt::ISODate).toLatin1().constData(), (qSharedBuild() ? "DLL" : "Static"), QLibraryInfo::buildKey().toLatin1().constData());
qDebug("Compiled with Qt v%s [%s], %s\n", QT_VERSION_STR, QT_PACKAGEDATE_STR, QT_BUILD_KEY);
if(_stricmp(qVersion(), QT_VERSION_STR))
{
qFatal("%s", QApplication::tr("Executable '%1' requires Qt v%2, but found Qt v%3.").arg(executableName, QString::fromLatin1(QT_VERSION_STR), QString::fromLatin1(qVersion())).toLatin1().constData());
return false;
}
if(QLibraryInfo::buildKey().compare(QString::fromLatin1(QT_BUILD_KEY), Qt::CaseInsensitive))
{
qFatal("%s", QApplication::tr("Executable '%1' was built for Qt '%2', but found Qt '%3'.").arg(executableName, QString::fromLatin1(QT_BUILD_KEY), QLibraryInfo::buildKey()).toLatin1().constData());
return false;
}
#else
qDebug("Using Qt v%s [%s], %s", qVersion(), QLibraryInfo::buildDate().toString(Qt::ISODate).toLatin1().constData(), (qSharedBuild() ? "DLL" : "Static"));
qDebug("Compiled with Qt v%s [%s]\n", QT_VERSION_STR, QT_PACKAGEDATE_STR);
#endif
//Check the Windows version
switch(QSysInfo::windowsVersion() & QSysInfo::WV_NT_based)
{
case 0:
case QSysInfo::WV_NT:
qFatal("%s", QApplication::tr("Executable '%1' requires Windows 2000 or later.").arg(executableName).toLatin1().constData());
break;
case QSysInfo::WV_2000:
qDebug("Running on Windows 2000 (not officially supported!).\n");
lamexp_check_compatibility_mode("GetNativeSystemInfo", executableName);
break;
case QSysInfo::WV_XP:
qDebug("Running on Windows XP.\n");
lamexp_check_compatibility_mode("GetLargePageMinimum", executableName);
break;
case QSysInfo::WV_2003:
qDebug("Running on Windows Server 2003 or Windows XP x64-Edition.\n");
lamexp_check_compatibility_mode("GetLocaleInfoEx", executableName);
break;
case QSysInfo::WV_VISTA:
qDebug("Running on Windows Vista or Windows Server 2008.\n");
lamexp_check_compatibility_mode("CreateRemoteThreadEx", executableName);
break;
case QSysInfo::WV_WINDOWS7:
qDebug("Running on Windows 7 or Windows Server 2008 R2.\n");
lamexp_check_compatibility_mode("CreateFile2", executableName);
break;
default:
{
const lamexp_os_version_t *osVersionNo = lamexp_get_os_version();
if(osVersionNo->versionMajor < 5)
{
qFatal("%s", QApplication::tr("Executable '%1' requires Windows 2000 or later.").arg(executableName).toLatin1().constData());
}
else if(LAMEXP_EQL_OS_VER(osVersionNo, 6, 2))
{
qDebug("Running on Windows 8 or Windows Server 2012\n");
lamexp_check_compatibility_mode(NULL, executableName);
}
else
{
qWarning("Running on an unknown/untested WinNT-based OS (v%u.%u).\n", osVersionNo->versionMajor, osVersionNo->versionMinor);
}
}
break;
}
//Check for Wine
if(lamexp_detect_wine())
{
qWarning("It appears we are running under Wine, unexpected things might happen!\n");
}
//Set text Codec for locale
QTextCodec::setCodecForLocale(QTextCodec::codecForName("UTF-8"));
//Create Qt application instance
QApplication *application = new QApplication(argc, argv);
//Load plugins from application directory
QCoreApplication::setLibraryPaths(QStringList() << QApplication::applicationDirPath());
qDebug("Library Path:\n%s\n", QApplication::libraryPaths().first().toUtf8().constData());
//Set application properties
application->setApplicationName("LameXP - Audio Encoder Front-End");
application->setApplicationVersion(QString().sprintf("%d.%02d.%04d", lamexp_version_major(), lamexp_version_minor(), lamexp_version_build()));
application->setOrganizationName("LoRd_MuldeR");
application->setOrganizationDomain("mulder.at.gg");
application->setWindowIcon(lamexp_app_icon());
application->setEventFilter(lamexp_event_filter);
//Check for supported image formats
QList<QByteArray> supportedFormats = QImageReader::supportedImageFormats();
for(int i = 0; g_lamexp_imageformats[i]; i++)
{
if(!supportedFormats.contains(g_lamexp_imageformats[i]))
{
qFatal("Qt initialization error: QImageIOHandler for '%s' missing!", g_lamexp_imageformats[i]);
return false;
}
}
//Add default translations
QWriteLocker writeLockTranslations(&g_lamexp_translation.lock);
if(!g_lamexp_translation.files) g_lamexp_translation.files = new QMap<QString, QString>();
if(!g_lamexp_translation.names) g_lamexp_translation.names = new QMap<QString, QString>();
g_lamexp_translation.files->insert(LAMEXP_DEFAULT_LANGID, "");
g_lamexp_translation.names->insert(LAMEXP_DEFAULT_LANGID, "English");
writeLockTranslations.unlock();
//Check for process elevation
if((!lamexp_check_elevation()) && (!lamexp_detect_wine()))
{
QMessageBox messageBox(QMessageBox::Warning, "LameXP", "<nobr>LameXP was started with 'elevated' rights, altough LameXP does not need these rights.<br>Running an applications with unnecessary rights is a potential security risk!</nobr>", QMessageBox::NoButton, NULL, Qt::Dialog | Qt::MSWindowsFixedSizeDialogHint | Qt::WindowStaysOnTopHint);
messageBox.addButton("Quit Program (Recommended)", QMessageBox::NoRole);
messageBox.addButton("Ignore", QMessageBox::NoRole);
if(messageBox.exec() == 0)
{
return false;
}
}
//Update console icon, if a console is attached
#if QT_VERSION < QT_VERSION_CHECK(5,0,0)
if(g_lamexp_console_attached && (!lamexp_detect_wine()))
{
typedef DWORD (__stdcall *SetConsoleIconFun)(HICON);
QLibrary kernel32("kernel32.dll");
if(kernel32.load())
{
SetConsoleIconFun SetConsoleIconPtr = (SetConsoleIconFun) kernel32.resolve("SetConsoleIcon");
if(SetConsoleIconPtr != NULL) SetConsoleIconPtr(QIcon(":/icons/sound.png").pixmap(16, 16).toWinHICON());
kernel32.unload();
}
}
#endif
//Done
qt_initialized = true;
return true;
}
/*
* Initialize IPC
*/
int lamexp_init_ipc(void)
{
QWriteLocker writeLock(&g_lamexp_ipc_ptr.lock);
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)
{
return 0;
}
g_lamexp_ipc_ptr.semaphore_read = new QSystemSemaphore(QString(g_lamexp_ipc_uuid.semaphore_read), 0);
g_lamexp_ipc_ptr.semaphore_write = new QSystemSemaphore(QString(g_lamexp_ipc_uuid.semaphore_write), 0);
g_lamexp_ipc_ptr.semaphore_read_mutex = new QSystemSemaphore(QString(g_lamexp_ipc_uuid.semaphore_read_mutex), 0);
g_lamexp_ipc_ptr.semaphore_write_mutex = new QSystemSemaphore(QString(g_lamexp_ipc_uuid.semaphore_write_mutex), 0);
if(g_lamexp_ipc_ptr.semaphore_read->error() != QSystemSemaphore::NoError)
{
QString errorMessage = g_lamexp_ipc_ptr.semaphore_read->errorString();
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read_mutex);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write_mutex);
qFatal("Failed to create system smaphore: %s", errorMessage.toUtf8().constData());
return -1;
}
if(g_lamexp_ipc_ptr.semaphore_write->error() != QSystemSemaphore::NoError)
{
QString errorMessage = g_lamexp_ipc_ptr.semaphore_write->errorString();
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read_mutex);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write_mutex);
qFatal("Failed to create system smaphore: %s", errorMessage.toUtf8().constData());
return -1;
}
if(g_lamexp_ipc_ptr.semaphore_read_mutex->error() != QSystemSemaphore::NoError)
{
QString errorMessage = g_lamexp_ipc_ptr.semaphore_read_mutex->errorString();
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read_mutex);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write_mutex);
qFatal("Failed to create system smaphore: %s", errorMessage.toUtf8().constData());
return -1;
}
if(g_lamexp_ipc_ptr.semaphore_write_mutex->error() != QSystemSemaphore::NoError)
{
QString errorMessage = g_lamexp_ipc_ptr.semaphore_write_mutex->errorString();
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read_mutex);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write_mutex);
qFatal("Failed to create system smaphore: %s", errorMessage.toUtf8().constData());
return -1;
}
g_lamexp_ipc_ptr.sharedmem = new QSharedMemory(QString(g_lamexp_ipc_uuid.sharedmem), NULL);
if(!g_lamexp_ipc_ptr.sharedmem->create(sizeof(lamexp_ipc_t)))
{
if(g_lamexp_ipc_ptr.sharedmem->error() == QSharedMemory::AlreadyExists)
{
g_lamexp_ipc_ptr.sharedmem->attach();
if(g_lamexp_ipc_ptr.sharedmem->error() == QSharedMemory::NoError)
{
return 1;
}
else
{
QString errorMessage = g_lamexp_ipc_ptr.sharedmem->errorString();
LAMEXP_DELETE(g_lamexp_ipc_ptr.sharedmem);
qFatal("Failed to attach to shared memory: %s", errorMessage.toUtf8().constData());
return -1;
}
}
else
{
QString errorMessage = g_lamexp_ipc_ptr.sharedmem->errorString();
LAMEXP_DELETE(g_lamexp_ipc_ptr.sharedmem);
qFatal("Failed to create shared memory: %s", errorMessage.toUtf8().constData());
return -1;
}
}
memset(g_lamexp_ipc_ptr.sharedmem->data(), 0, sizeof(lamexp_ipc_t));
g_lamexp_ipc_ptr.semaphore_write->release(g_lamexp_ipc_slots);
g_lamexp_ipc_ptr.semaphore_read_mutex->release();
g_lamexp_ipc_ptr.semaphore_write_mutex->release();
return 0;
}
/*
* IPC send message
*/
void lamexp_ipc_send(unsigned int command, const char* message)
{
QReadLocker readLock(&g_lamexp_ipc_ptr.lock);
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)
{
throw "Shared memory for IPC not initialized yet.";
}
lamexp_ipc_data_t ipc_data;
memset(&ipc_data, 0, sizeof(lamexp_ipc_data_t));
ipc_data.command = command;
if(message)
{
strncpy_s(ipc_data.parameter, 4096, message, _TRUNCATE);
}
if(g_lamexp_ipc_ptr.semaphore_write->acquire())
{
if(g_lamexp_ipc_ptr.semaphore_write_mutex->acquire())
{
lamexp_ipc_t *ptr = reinterpret_cast<lamexp_ipc_t*>(g_lamexp_ipc_ptr.sharedmem->data());
memcpy(&ptr->data[ptr->pos_write], &ipc_data, sizeof(lamexp_ipc_data_t));
ptr->pos_write = (ptr->pos_write + 1) % g_lamexp_ipc_slots;
g_lamexp_ipc_ptr.semaphore_read->release();
g_lamexp_ipc_ptr.semaphore_write_mutex->release();
}
}
}
/*
* IPC read message
*/
void lamexp_ipc_read(unsigned int *command, char* message, size_t buffSize)
{
QReadLocker readLock(&g_lamexp_ipc_ptr.lock);
*command = 0;
message[0] = '\0';
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)
{
throw "Shared memory for IPC not initialized yet.";
}
lamexp_ipc_data_t ipc_data;
memset(&ipc_data, 0, sizeof(lamexp_ipc_data_t));
if(g_lamexp_ipc_ptr.semaphore_read->acquire())
{
if(g_lamexp_ipc_ptr.semaphore_read_mutex->acquire())
{
lamexp_ipc_t *ptr = reinterpret_cast<lamexp_ipc_t*>(g_lamexp_ipc_ptr.sharedmem->data());
memcpy(&ipc_data, &ptr->data[ptr->pos_read], sizeof(lamexp_ipc_data_t));
ptr->pos_read = (ptr->pos_read + 1) % g_lamexp_ipc_slots;
g_lamexp_ipc_ptr.semaphore_write->release();
g_lamexp_ipc_ptr.semaphore_read_mutex->release();
if(!(ipc_data.reserved_1 || ipc_data.reserved_2))
{
*command = ipc_data.command;
strncpy_s(message, buffSize, ipc_data.parameter, _TRUNCATE);
}
else
{
qWarning("Malformed IPC message, will be ignored");
}
}
}
}
/*
* Check for LameXP "portable" mode
*/
bool lamexp_portable_mode(void)
{
QReadLocker readLock(&g_lamexp_portable.lock);
if(g_lamexp_portable.bInitialized)
{
return g_lamexp_portable.bPortableModeEnabled;
}
readLock.unlock();
QWriteLocker writeLock(&g_lamexp_portable.lock);
if(!g_lamexp_portable.bInitialized)
{
if(VER_LAMEXP_PORTABLE_EDITION)
{
qWarning("LameXP portable edition!\n");
g_lamexp_portable.bPortableModeEnabled = true;
}
else
{
QString baseName = QFileInfo(QApplication::applicationFilePath()).completeBaseName();
int idx1 = baseName.indexOf("lamexp", 0, Qt::CaseInsensitive);
int idx2 = baseName.lastIndexOf("portable", -1, Qt::CaseInsensitive);
g_lamexp_portable.bPortableModeEnabled = (idx1 >= 0) && (idx2 >= 0) && (idx1 < idx2);
}
g_lamexp_portable.bInitialized = true;
}
return g_lamexp_portable.bPortableModeEnabled;
}
/*
* Get a random string
*/
QString lamexp_rand_str(void)
{
QRegExp regExp("\\{(\\w+)-(\\w+)-(\\w+)-(\\w+)-(\\w+)\\}");
QString uuid = QUuid::createUuid().toString();
if(regExp.indexIn(uuid) >= 0)
{
return QString().append(regExp.cap(1)).append(regExp.cap(2)).append(regExp.cap(3)).append(regExp.cap(4)).append(regExp.cap(5));
}
throw "The RegExp didn't match on the UUID string. This shouldn't happen ;-)";
}
/*
* Try to initialize the folder (with *write* access)
*/
static QString lamexp_try_init_folder(const QString &folderPath)
{
bool success = false;
const QFileInfo folderInfo(folderPath);
const QDir folderDir(folderInfo.absoluteFilePath());
//Create folder, if it does *not* exist yet
if(!folderDir.exists())
{
folderDir.mkpath(".");
}
//Make sure folder exists now *and* is writable
if(folderDir.exists())
{
QFile testFile(folderDir.absoluteFilePath(QString("~%1.tmp").arg(lamexp_rand_str())));
if(testFile.open(QIODevice::ReadWrite))
{
const QByteArray testData = QByteArray("Lorem ipsum dolor sit amet, consectetur, adipisci velit!");
if(testFile.write(testData) >= strlen(testData))
{
success = true;
testFile.remove();
}
testFile.close();
}
}
return (success ? folderDir.canonicalPath() : QString());
}
/*
* Initialize LameXP temp folder
*/
#define INIT_TEMP_FOLDER(OUT,TMP) do \
{ \
(OUT) = lamexp_try_init_folder(QString("%1/%2").arg((TMP), lamexp_rand_str())); \
} \
while(0)
/*
* Get LameXP temp folder
*/
const QString &lamexp_temp_folder2(void)
{
QReadLocker readLock(&g_lamexp_temp_folder.lock);
//Already initialized?
if(g_lamexp_temp_folder.path && (!g_lamexp_temp_folder.path->isEmpty()))
{
if(QDir(*g_lamexp_temp_folder.path).exists())
{
return *g_lamexp_temp_folder.path;
}
}
//Obtain the write lock to initilaize
readLock.unlock();
QWriteLocker writeLock(&g_lamexp_temp_folder.lock);
//Still uninitilaized?
if(g_lamexp_temp_folder.path && (!g_lamexp_temp_folder.path->isEmpty()))
{
if(QDir(*g_lamexp_temp_folder.path).exists())
{
return *g_lamexp_temp_folder.path;
}
}
//Create the string, if not done yet
if(!g_lamexp_temp_folder.path)
{
g_lamexp_temp_folder.path = new QString();
}
g_lamexp_temp_folder.path->clear();
//Try the %TMP% or %TEMP% directory first
QString tempPath = lamexp_try_init_folder(QDir::temp().absolutePath());
if(!tempPath.isEmpty())
{
INIT_TEMP_FOLDER(*g_lamexp_temp_folder.path, tempPath);
}
//Otherwise create TEMP folder in %LOCALAPPDATA%
if(g_lamexp_temp_folder.path->isEmpty())
{
tempPath = lamexp_try_init_folder(QString("%1/Temp").arg(lamexp_known_folder(lamexp_folder_localappdata)));
if(!tempPath.isEmpty())
{
INIT_TEMP_FOLDER(*g_lamexp_temp_folder.path, tempPath);
}
}
//Failed to create TEMP folder?
if(g_lamexp_temp_folder.path->isEmpty())
{
qFatal("Temporary directory could not be initialized !!!");
}
return *g_lamexp_temp_folder.path;
}
/*
* Clean folder
*/
bool lamexp_clean_folder(const QString &folderPath)
{
QDir tempFolder(folderPath);
QFileInfoList entryList = tempFolder.entryInfoList(QDir::AllEntries | QDir::NoDotAndDotDot);
for(int i = 0; i < entryList.count(); i++)
{
if(entryList.at(i).isDir())
{
lamexp_clean_folder(entryList.at(i).canonicalFilePath());
}
else
{
for(int j = 0; j < 3; j++)
{
if(lamexp_remove_file(entryList.at(i).canonicalFilePath()))
{
break;
}
}
}
}
tempFolder.rmdir(".");
return !tempFolder.exists();
}
/*
* Register tool
*/
void lamexp_register_tool(const QString &toolName, LockedFile *file, unsigned int version, const QString *tag)
{
QWriteLocker writeLock(&g_lamexp_tools.lock);
if(!g_lamexp_tools.registry) g_lamexp_tools.registry = new QMap<QString, LockedFile*>();
if(!g_lamexp_tools.versions) g_lamexp_tools.versions = new QMap<QString, unsigned int>();
if(!g_lamexp_tools.tags) g_lamexp_tools.tags = new QMap<QString, QString>();
if(g_lamexp_tools.registry->contains(toolName.toLower()))
{
throw "lamexp_register_tool: Tool is already registered!";
}
g_lamexp_tools.registry->insert(toolName.toLower(), file);
g_lamexp_tools.versions->insert(toolName.toLower(), version);
g_lamexp_tools.tags->insert(toolName.toLower(), (tag) ? (*tag) : QString());
}
/*
* Check for tool
*/
bool lamexp_check_tool(const QString &toolName)
{
QReadLocker readLock(&g_lamexp_tools.lock);
return (g_lamexp_tools.registry) ? g_lamexp_tools.registry->contains(toolName.toLower()) : false;
}
/*
* Lookup tool path
*/
const QString lamexp_lookup_tool(const QString &toolName)
{
QReadLocker readLock(&g_lamexp_tools.lock);
if(g_lamexp_tools.registry)
{
if(g_lamexp_tools.registry->contains(toolName.toLower()))
{
return g_lamexp_tools.registry->value(toolName.toLower())->filePath();
}
else
{
return QString();
}
}
else
{
return QString();
}
}
/*
* Lookup tool version
*/
unsigned int lamexp_tool_version(const QString &toolName, QString *tag)
{
QReadLocker readLock(&g_lamexp_tools.lock);
if(tag) tag->clear();
if(g_lamexp_tools.versions)
{
if(g_lamexp_tools.versions->contains(toolName.toLower()))
{
if(tag)
{
if(g_lamexp_tools.tags->contains(toolName.toLower())) *tag = g_lamexp_tools.tags->value(toolName.toLower());
}
return g_lamexp_tools.versions->value(toolName.toLower());
}
else
{
return UINT_MAX;
}
}
else
{
return UINT_MAX;
}
}
/*
* Version number to human-readable string
*/
const QString lamexp_version2string(const QString &pattern, unsigned int version, const QString &defaultText, const QString *tag)
{
if(version == UINT_MAX)
{
return defaultText;
}
QString result = pattern;
int digits = result.count("?", Qt::CaseInsensitive);
if(digits < 1)
{
return result;
}
int pos = 0;
QString versionStr = QString().sprintf(QString().sprintf("%%0%du", digits).toLatin1().constData(), version);
int index = result.indexOf("?", Qt::CaseInsensitive);
while(index >= 0 && pos < versionStr.length())
{
result[index] = versionStr[pos++];
index = result.indexOf("?", Qt::CaseInsensitive);
}
if(tag)
{
result.replace(QChar('#'), *tag, Qt::CaseInsensitive);
}
return result;
}
/*
* Register a new translation
*/
bool lamexp_translation_register(const QString &langId, const QString &qmFile, const QString &langName, unsigned int &systemId, unsigned int &country)
{
QWriteLocker writeLockTranslations(&g_lamexp_translation.lock);
if(qmFile.isEmpty() || langName.isEmpty() || systemId < 1)
{
return false;
}
if(!g_lamexp_translation.files) g_lamexp_translation.files = new QMap<QString, QString>();
if(!g_lamexp_translation.names) g_lamexp_translation.names = new QMap<QString, QString>();
if(!g_lamexp_translation.sysid) g_lamexp_translation.sysid = new QMap<QString, unsigned int>();
if(!g_lamexp_translation.cntry) g_lamexp_translation.cntry = new QMap<QString, unsigned int>();
g_lamexp_translation.files->insert(langId, qmFile);
g_lamexp_translation.names->insert(langId, langName);
g_lamexp_translation.sysid->insert(langId, systemId);
g_lamexp_translation.cntry->insert(langId, country);
return true;
}
/*
* Get list of all translations
*/
QStringList lamexp_query_translations(void)
{
QReadLocker readLockTranslations(&g_lamexp_translation.lock);
return (g_lamexp_translation.files) ? g_lamexp_translation.files->keys() : QStringList();
}
/*
* Get translation name
*/
QString lamexp_translation_name(const QString &langId)
{
QReadLocker readLockTranslations(&g_lamexp_translation.lock);
return (g_lamexp_translation.names) ? g_lamexp_translation.names->value(langId.toLower(), QString()) : QString();
}
/*
* Get translation system id
*/
unsigned int lamexp_translation_sysid(const QString &langId)
{
QReadLocker readLockTranslations(&g_lamexp_translation.lock);
return (g_lamexp_translation.sysid) ? g_lamexp_translation.sysid->value(langId.toLower(), 0) : 0;
}
/*
* Get translation script id
*/
unsigned int lamexp_translation_country(const QString &langId)
{
QReadLocker readLockTranslations(&g_lamexp_translation.lock);
return (g_lamexp_translation.cntry) ? g_lamexp_translation.cntry->value(langId.toLower(), 0) : 0;
}
/*
* Install a new translator
*/
bool lamexp_install_translator(const QString &langId)
{
bool success = false;
const QString qmFileToPath(":/localization/%1");
if(langId.isEmpty() || langId.toLower().compare(LAMEXP_DEFAULT_LANGID) == 0)
{
success = lamexp_install_translator_from_file(qmFileToPath.arg(LAMEXP_DEFAULT_TRANSLATION));
}
else
{
QReadLocker readLock(&g_lamexp_translation.lock);
QString qmFile = (g_lamexp_translation.files) ? g_lamexp_translation.files->value(langId.toLower(), QString()) : QString();
readLock.unlock();
if(!qmFile.isEmpty())
{
success = lamexp_install_translator_from_file(qmFileToPath.arg(qmFile));
}
else
{
qWarning("Translation '%s' not available!", langId.toLatin1().constData());
}
}
return success;
}
/*
* Install a new translator from file
*/
bool lamexp_install_translator_from_file(const QString &qmFile)
{
QWriteLocker writeLock(&g_lamexp_currentTranslator.lock);
bool success = false;
if(!g_lamexp_currentTranslator.instance)
{
g_lamexp_currentTranslator.instance = new QTranslator();
}
if(!qmFile.isEmpty())
{
QString qmPath = QFileInfo(qmFile).canonicalFilePath();
QApplication::removeTranslator(g_lamexp_currentTranslator.instance);
if(success = g_lamexp_currentTranslator.instance->load(qmPath))
{
QApplication::installTranslator(g_lamexp_currentTranslator.instance);
}
else
{
qWarning("Failed to load translation:\n\"%s\"", qmPath.toLatin1().constData());
}
}
else
{
QApplication::removeTranslator(g_lamexp_currentTranslator.instance);
success = true;
}
return success;
}
const QStringList &lamexp_arguments(void)
{
QReadLocker readLock(&g_lamexp_argv.lock);
if(!g_lamexp_argv.list)
{
readLock.unlock();
QWriteLocker writeLock(&g_lamexp_argv.lock);
g_lamexp_argv.list = new QStringList;
int nArgs = 0;
LPWSTR *szArglist = CommandLineToArgvW(GetCommandLineW(), &nArgs);
if(NULL != szArglist)
{
for(int i = 0; i < nArgs; i++)
{
(*g_lamexp_argv.list) << WCHAR2QSTR(szArglist[i]);
}
LocalFree(szArglist);
}
else
{
qWarning("CommandLineToArgvW() has failed !!!");
}
}
return (*g_lamexp_argv.list);
}
/*
* Locate known folder on local system
*/
const QString &lamexp_known_folder(lamexp_known_folder_t folder_id)
{
typedef HRESULT (WINAPI *SHGetKnownFolderPathFun)(__in const GUID &rfid, __in DWORD dwFlags, __in HANDLE hToken, __out PWSTR *ppszPath);
typedef HRESULT (WINAPI *SHGetFolderPathFun)(__in HWND hwndOwner, __in int nFolder, __in HANDLE hToken, __in DWORD dwFlags, __out LPWSTR pszPath);
static const int CSIDL_LOCAL_APPDATA = 0x001c;
static const int CSIDL_PROGRAM_FILES = 0x0026;
static const int CSIDL_SYSTEM_FOLDER = 0x0025;
static const GUID GUID_LOCAL_APPDATA = {0xF1B32785,0x6FBA,0x4FCF,{0x9D,0x55,0x7B,0x8E,0x7F,0x15,0x70,0x91}};
static const GUID GUID_LOCAL_APPDATA_LOW = {0xA520A1A4,0x1780,0x4FF6,{0xBD,0x18,0x16,0x73,0x43,0xC5,0xAF,0x16}};
static const GUID GUID_PROGRAM_FILES = {0x905e63b6,0xc1bf,0x494e,{0xb2,0x9c,0x65,0xb7,0x32,0xd3,0xd2,0x1a}};
static const GUID GUID_SYSTEM_FOLDER = {0x1AC14E77,0x02E7,0x4E5D,{0xB7,0x44,0x2E,0xB1,0xAE,0x51,0x98,0xB7}};
QReadLocker readLock(&g_lamexp_known_folder.lock);
int folderCSIDL = -1;
GUID folderGUID = {0x0000,0x0000,0x0000,{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}};
size_t folderCacheId = size_t(-1);
switch(folder_id)
{
case lamexp_folder_localappdata:
folderCacheId = 0;
folderCSIDL = CSIDL_LOCAL_APPDATA;
folderGUID = GUID_LOCAL_APPDATA;
break;
case lamexp_folder_programfiles:
folderCacheId = 1;
folderCSIDL = CSIDL_PROGRAM_FILES;
folderGUID = GUID_PROGRAM_FILES;
break;
case lamexp_folder_systemfolder:
folderCacheId = 2;
folderCSIDL = CSIDL_SYSTEM_FOLDER;
folderGUID = GUID_SYSTEM_FOLDER;
break;
default:
qWarning("Invalid 'known' folder was requested!");
return *reinterpret_cast<QString*>(NULL);
break;
}
//Already in cache?
if(g_lamexp_known_folder.knownFolders)
{
if(g_lamexp_known_folder.knownFolders->contains(folderCacheId))
{
return (*g_lamexp_known_folder.knownFolders)[folderCacheId];
}
}
//Obtain write lock to initialize
readLock.unlock();
QWriteLocker writeLock(&g_lamexp_known_folder.lock);
//Still not in cache?
if(g_lamexp_known_folder.knownFolders)
{
if(g_lamexp_known_folder.knownFolders->contains(folderCacheId))
{
return (*g_lamexp_known_folder.knownFolders)[folderCacheId];
}
}
static SHGetKnownFolderPathFun SHGetKnownFolderPathPtr = NULL;
static SHGetFolderPathFun SHGetFolderPathPtr = NULL;
//Lookup functions
if((!SHGetKnownFolderPathPtr) && (!SHGetFolderPathPtr))
{
QLibrary kernel32Lib("shell32.dll");
if(kernel32Lib.load())
{
SHGetKnownFolderPathPtr = (SHGetKnownFolderPathFun) kernel32Lib.resolve("SHGetKnownFolderPath");
SHGetFolderPathPtr = (SHGetFolderPathFun) kernel32Lib.resolve("SHGetFolderPathW");
}
}
QString folder;
//Now try to get the folder path!
if(SHGetKnownFolderPathPtr)
{
WCHAR *path = NULL;
if(SHGetKnownFolderPathPtr(folderGUID, 0x00008000, NULL, &path) == S_OK)
{
//MessageBoxW(0, path, L"SHGetKnownFolderPath", MB_TOPMOST);
QDir folderTemp = QDir(QDir::fromNativeSeparators(QString::fromUtf16(reinterpret_cast<const unsigned short*>(path))));
if(!folderTemp.exists())
{
folderTemp.mkpath(".");
}
if(folderTemp.exists())
{
folder = folderTemp.canonicalPath();
}
CoTaskMemFree(path);
}
}
else if(SHGetFolderPathPtr)
{
WCHAR *path = new WCHAR[4096];
if(SHGetFolderPathPtr(NULL, folderCSIDL, NULL, NULL, path) == S_OK)
{
//MessageBoxW(0, path, L"SHGetFolderPathW", MB_TOPMOST);
QDir folderTemp = QDir(QDir::fromNativeSeparators(QString::fromUtf16(reinterpret_cast<const unsigned short*>(path))));
if(!folderTemp.exists())
{
folderTemp.mkpath(".");
}
if(folderTemp.exists())
{
folder = folderTemp.canonicalPath();
}
}
delete [] path;
}
//Create cache
if(!g_lamexp_known_folder.knownFolders)
{
g_lamexp_known_folder.knownFolders = new QMap<size_t, QString>();
}
//Update cache
g_lamexp_known_folder.knownFolders->insert(folderCacheId, folder);
return (*g_lamexp_known_folder.knownFolders)[folderCacheId];
}
/*
* Safely remove a file
*/
bool lamexp_remove_file(const QString &filename)
{
if(!QFileInfo(filename).exists() || !QFileInfo(filename).isFile())
{
return true;
}
else
{
if(!QFile::remove(filename))
{
DWORD attributes = GetFileAttributesW(QWCHAR(filename));
SetFileAttributesW(QWCHAR(filename), (attributes & (~FILE_ATTRIBUTE_READONLY)));
if(!QFile::remove(filename))
{
qWarning("Could not delete \"%s\"", filename.toLatin1().constData());
return false;
}
else
{
return true;
}
}
else
{
return true;
}
}
}
/*
* Check if visual themes are enabled (WinXP and later)
*/
bool lamexp_themes_enabled(void)
{
typedef int (WINAPI *IsAppThemedFun)(void);
QReadLocker readLock(&g_lamexp_themes_enabled.lock);
if(g_lamexp_themes_enabled.bInitialized)
{
return g_lamexp_themes_enabled.bThemesEnabled;
}
readLock.unlock();
QWriteLocker writeLock(&g_lamexp_themes_enabled.lock);
if(!g_lamexp_themes_enabled.bInitialized)
{
g_lamexp_themes_enabled.bThemesEnabled = false;
const lamexp_os_version_t * osVersion = lamexp_get_os_version();
if(LAMEXP_MIN_OS_VER(osVersion, 5, 1))
{
IsAppThemedFun IsAppThemedPtr = NULL;
QLibrary uxTheme(QString("%1/UxTheme.dll").arg(lamexp_known_folder(lamexp_folder_systemfolder)));
if(uxTheme.load())
{
IsAppThemedPtr = (IsAppThemedFun) uxTheme.resolve("IsAppThemed");
}
if(IsAppThemedPtr)
{
g_lamexp_themes_enabled.bThemesEnabled = IsAppThemedPtr();
if(!g_lamexp_themes_enabled.bThemesEnabled)
{
qWarning("Theme support is disabled for this process!");
}
}
}
g_lamexp_themes_enabled.bInitialized = true;
}
return g_lamexp_themes_enabled.bThemesEnabled;
}
/*
* Get number of free bytes on disk
*/
unsigned __int64 lamexp_free_diskspace(const QString &path, bool *ok)
{
ULARGE_INTEGER freeBytesAvailable, totalNumberOfBytes, totalNumberOfFreeBytes;
if(GetDiskFreeSpaceExW(reinterpret_cast<const wchar_t*>(QDir::toNativeSeparators(path).utf16()), &freeBytesAvailable, &totalNumberOfBytes, &totalNumberOfFreeBytes))
{
if(ok) *ok = true;
return freeBytesAvailable.QuadPart;
}
else
{
if(ok) *ok = false;
return 0;
}
}
/*
* Check if computer does support hibernation
*/
bool lamexp_is_hibernation_supported(void)
{
bool hibernationSupported = false;
SYSTEM_POWER_CAPABILITIES pwrCaps;
SecureZeroMemory(&pwrCaps, sizeof(SYSTEM_POWER_CAPABILITIES));
if(GetPwrCapabilities(&pwrCaps))
{
hibernationSupported = pwrCaps.SystemS4 && pwrCaps.HiberFilePresent;
}
return hibernationSupported;
}
/*
* Shutdown the computer
*/
bool lamexp_shutdown_computer(const QString &message, const unsigned long timeout, const bool forceShutdown, const bool hibernate)
{
HANDLE hToken = NULL;
if(OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken))
{
TOKEN_PRIVILEGES privileges;
memset(&privileges, 0, sizeof(TOKEN_PRIVILEGES));
privileges.PrivilegeCount = 1;
privileges.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
if(LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME, &privileges.Privileges[0].Luid))
{
if(AdjustTokenPrivileges(hToken, FALSE, &privileges, NULL, NULL, NULL))
{
if(hibernate)
{
if(SetSuspendState(TRUE, TRUE, TRUE))
{
return true;
}
}
const DWORD reason = SHTDN_REASON_MAJOR_APPLICATION | SHTDN_REASON_FLAG_PLANNED;
return InitiateSystemShutdownEx(NULL, const_cast<wchar_t*>(QWCHAR(message)), timeout, forceShutdown ? TRUE : FALSE, FALSE, reason);
}
}
}
return false;
}
/*
* Make a window blink (to draw user's attention)
*/
void lamexp_blink_window(QWidget *poWindow, unsigned int count, unsigned int delay)
{
static QMutex blinkMutex;
const double maxOpac = 1.0;
const double minOpac = 0.3;
const double delOpac = 0.1;
if(!blinkMutex.tryLock())
{
qWarning("Blinking is already in progress, skipping!");
return;
}
try
{
const int steps = static_cast<int>(ceil(maxOpac - minOpac) / delOpac);
const int sleep = static_cast<int>(floor(static_cast<double>(delay) / static_cast<double>(steps)));
const double opacity = poWindow->windowOpacity();
for(unsigned int i = 0; i < count; i++)
{
for(double x = maxOpac; x >= minOpac; x -= delOpac)
{
poWindow->setWindowOpacity(x);
QApplication::processEvents();
Sleep(sleep);
}
for(double x = minOpac; x <= maxOpac; x += delOpac)
{
poWindow->setWindowOpacity(x);
QApplication::processEvents();
Sleep(sleep);
}
}
poWindow->setWindowOpacity(opacity);
QApplication::processEvents();
blinkMutex.unlock();
}
catch (...)
{
blinkMutex.unlock();
qWarning("Exception error while blinking!");
}
}
/*
* Remove forbidden characters from a filename
*/
const QString lamexp_clean_filename(const QString &str)
{
QString newStr(str);
QRegExp rx("\"(.+)\"");
rx.setMinimal(true);
newStr.replace("\\", "-");
newStr.replace(" / ", ", ");
newStr.replace("/", ",");
newStr.replace(":", "-");
newStr.replace("*", "x");
newStr.replace("?", "");
newStr.replace("<", "[");
newStr.replace(">", "]");
newStr.replace("|", "!");
newStr.replace(rx, "`\\1<EFBFBD>");
newStr.replace("\"", "'");
return newStr.simplified();
}
/*
* Remove forbidden characters from a file path
*/
const QString lamexp_clean_filepath(const QString &str)
{
QStringList parts = QString(str).replace("\\", "/").split("/");
for(int i = 0; i < parts.count(); i++)
{
parts[i] = lamexp_clean_filename(parts[i]);
}
return parts.join("/");
}
/*
* Get a list of all available Qt Text Codecs
*/
QStringList lamexp_available_codepages(bool noAliases)
{
QStringList codecList;
QList<QByteArray> availableCodecs = QTextCodec::availableCodecs();
while(!availableCodecs.isEmpty())
{
QByteArray current = availableCodecs.takeFirst();
if(!(current.startsWith("system") || current.startsWith("System")))
{
codecList << QString::fromLatin1(current.constData(), current.size());
if(noAliases)
{
if(QTextCodec *currentCodec = QTextCodec::codecForName(current.constData()))
{
QList<QByteArray> aliases = currentCodec->aliases();
while(!aliases.isEmpty()) availableCodecs.removeAll(aliases.takeFirst());
}
}
}
}
return codecList;
}
/*
* Robert Jenkins' 96 bit Mix Function
* Source: http://www.concentric.net/~Ttwang/tech/inthash.htm
*/
static unsigned int lamexp_mix(const unsigned int x, const unsigned int y, const unsigned int z)
{
unsigned int a = x;
unsigned int b = y;
unsigned int c = z;
a=a-b; a=a-c; a=a^(c >> 13);
b=b-c; b=b-a; b=b^(a << 8);
c=c-a; c=c-b; c=c^(b >> 13);
a=a-b; a=a-c; a=a^(c >> 12);
b=b-c; b=b-a; b=b^(a << 16);
c=c-a; c=c-b; c=c^(b >> 5);
a=a-b; a=a-c; a=a^(c >> 3);
b=b-c; b=b-a; b=b^(a << 10);
c=c-a; c=c-b; c=c^(b >> 15);
return c;
}
/*
* Seeds the random number generator
* Note: Altough rand_s() doesn't need a seed, this must be called pripr to lamexp_rand(), just to to be sure!
*/
void lamexp_seed_rand(void)
{
qsrand(lamexp_mix(clock(), time(NULL), _getpid()));
}
/*
* Returns a randum number
* Note: This function uses rand_s() if available, but falls back to qrand() otherwise
*/
unsigned int lamexp_rand(void)
{
unsigned int rnd = 0;
if(const lamexp_os_version_t* osVer = lamexp_get_os_version())
{
if(LAMEXP_MIN_OS_VER(osVer, 5, 1))
{
if(rand_s(&rnd) == 0)
{
return rnd;
}
}
}
for(size_t i = 0; i < sizeof(unsigned int); i++)
{
rnd = (rnd << 8) ^ qrand();
}
return rnd;
}
/*
* Determines the current date, resistant against certain manipulations
*/
QDate lamexp_current_date_safe(void)
{
const DWORD MAX_PROC = 1024;
DWORD *processes = new DWORD[MAX_PROC];
DWORD bytesReturned = 0;
if(!EnumProcesses(processes, sizeof(DWORD) * MAX_PROC, &bytesReturned))
{
LAMEXP_DELETE_ARRAY(processes);
return QDate::currentDate();
}
const DWORD procCount = bytesReturned / sizeof(DWORD);
ULARGE_INTEGER lastStartTime;
memset(&lastStartTime, 0, sizeof(ULARGE_INTEGER));
for(DWORD i = 0; i < procCount; i++)
{
HANDLE hProc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, processes[i]);
if(hProc)
{
FILETIME processTime[4];
if(GetProcessTimes(hProc, &processTime[0], &processTime[1], &processTime[2], &processTime[3]))
{
ULARGE_INTEGER timeCreation;
timeCreation.LowPart = processTime[0].dwLowDateTime;
timeCreation.HighPart = processTime[0].dwHighDateTime;
if(timeCreation.QuadPart > lastStartTime.QuadPart)
{
lastStartTime.QuadPart = timeCreation.QuadPart;
}
}
CloseHandle(hProc);
}
}
LAMEXP_DELETE_ARRAY(processes);
FILETIME lastStartTime_fileTime;
lastStartTime_fileTime.dwHighDateTime = lastStartTime.HighPart;
lastStartTime_fileTime.dwLowDateTime = lastStartTime.LowPart;
FILETIME lastStartTime_localTime;
if(!FileTimeToLocalFileTime(&lastStartTime_fileTime, &lastStartTime_localTime))
{
memcpy(&lastStartTime_localTime, &lastStartTime_fileTime, sizeof(FILETIME));
}
SYSTEMTIME lastStartTime_system;
if(!FileTimeToSystemTime(&lastStartTime_localTime, &lastStartTime_system))
{
memset(&lastStartTime_system, 0, sizeof(SYSTEMTIME));
lastStartTime_system.wYear = 1970; lastStartTime_system.wMonth = lastStartTime_system.wDay = 1;
}
const QDate currentDate = QDate::currentDate();
const QDate processDate = QDate(lastStartTime_system.wYear, lastStartTime_system.wMonth, lastStartTime_system.wDay);
return (currentDate >= processDate) ? currentDate : processDate;
}
/*
* Entry point checks
*/
static DWORD lamexp_entry_check(void);
static DWORD g_lamexp_entry_check_result = lamexp_entry_check();
static DWORD g_lamexp_entry_check_flag = 0x789E09B2;
static DWORD lamexp_entry_check(void)
{
volatile DWORD retVal = 0xA199B5AF;
if(g_lamexp_entry_check_flag != 0x8761F64D)
{
lamexp_fatal_exit(L"Application initialization has failed, take care!");
}
return retVal;
}
/*
* Application entry point (runs before static initializers)
*/
extern "C"
{
int WinMainCRTStartup(void);
int lamexp_entry_point(void)
{
if((!LAMEXP_DEBUG) && lamexp_check_for_debugger())
{
lamexp_fatal_exit(L"Not a debug build. Please unload debugger and try again!");
}
if(g_lamexp_entry_check_flag != 0x789E09B2)
{
lamexp_fatal_exit(L"Application initialization has failed, take care!");
}
//Zero *before* constructors are called
LAMEXP_ZERO_MEMORY(g_lamexp_argv);
LAMEXP_ZERO_MEMORY(g_lamexp_tools);
LAMEXP_ZERO_MEMORY(g_lamexp_currentTranslator);
LAMEXP_ZERO_MEMORY(g_lamexp_translation);
LAMEXP_ZERO_MEMORY(g_lamexp_known_folder);
LAMEXP_ZERO_MEMORY(g_lamexp_temp_folder);
LAMEXP_ZERO_MEMORY(g_lamexp_ipc_ptr);
LAMEXP_ZERO_MEMORY(g_lamexp_os_version);
LAMEXP_ZERO_MEMORY(g_lamexp_themes_enabled);
LAMEXP_ZERO_MEMORY(g_lamexp_portable);
//Make sure we will pass the check
g_lamexp_entry_check_flag = ~g_lamexp_entry_check_flag;
//Now initialize the C Runtime library!
return WinMainCRTStartup();
}
}
/*
* Fatal application exit
*/
#pragma intrinsic(_InterlockedExchange)
void lamexp_fatal_exit(const wchar_t* exitMessage, const wchar_t* errorBoxMessage)
{
static volatile long bFatalFlag = 0L;
if(_InterlockedExchange(&bFatalFlag, 1L) == 0L)
{
if(GetCurrentThreadId() != g_main_thread_id)
{
HANDLE mainThread = OpenThread(THREAD_TERMINATE, FALSE, g_main_thread_id);
if(mainThread) TerminateThread(mainThread, ULONG_MAX);
}
if(errorBoxMessage)
{
MessageBoxW(NULL, errorBoxMessage, L"LameXP - GURU MEDITATION", MB_ICONERROR | MB_TOPMOST | MB_TASKMODAL);
}
for(;;)
{
FatalAppExit(0, exitMessage);
TerminateProcess(GetCurrentProcess(), -1);
}
}
TerminateThread(GetCurrentThread(), -1);
Sleep(INFINITE);
}
/*
* Finalization function (final clean-up)
*/
void lamexp_finalization(void)
{
qDebug("lamexp_finalization()");
//Free all tools
if(g_lamexp_tools.registry)
{
QStringList keys = g_lamexp_tools.registry->keys();
for(int i = 0; i < keys.count(); i++)
{
LAMEXP_DELETE((*g_lamexp_tools.registry)[keys.at(i)]);
}
LAMEXP_DELETE(g_lamexp_tools.registry);
LAMEXP_DELETE(g_lamexp_tools.versions);
LAMEXP_DELETE(g_lamexp_tools.tags);
}
//Delete temporary files
if(g_lamexp_temp_folder.path)
{
if(!g_lamexp_temp_folder.path->isEmpty())
{
for(int i = 0; i < 100; i++)
{
if(lamexp_clean_folder(*g_lamexp_temp_folder.path))
{
break;
}
Sleep(125);
}
}
LAMEXP_DELETE(g_lamexp_temp_folder.path);
}
//Clear folder cache
LAMEXP_DELETE(g_lamexp_known_folder.knownFolders);
//Clear languages
if(g_lamexp_currentTranslator.instance)
{
QApplication::removeTranslator(g_lamexp_currentTranslator.instance);
LAMEXP_DELETE(g_lamexp_currentTranslator.instance);
}
LAMEXP_DELETE(g_lamexp_translation.files);
LAMEXP_DELETE(g_lamexp_translation.names);
LAMEXP_DELETE(g_lamexp_translation.cntry);
LAMEXP_DELETE(g_lamexp_translation.sysid);
//Destroy Qt application object
QApplication *application = dynamic_cast<QApplication*>(QApplication::instance());
LAMEXP_DELETE(application);
//Detach from shared memory
if(g_lamexp_ipc_ptr.sharedmem) g_lamexp_ipc_ptr.sharedmem->detach();
LAMEXP_DELETE(g_lamexp_ipc_ptr.sharedmem);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_read_mutex);
LAMEXP_DELETE(g_lamexp_ipc_ptr.semaphore_write_mutex);
//Free STDOUT and STDERR buffers
if(g_lamexp_console_attached)
{
if(std::filebuf *tmp = dynamic_cast<std::filebuf*>(std::cout.rdbuf()))
{
std::cout.rdbuf(NULL);
LAMEXP_DELETE(tmp);
}
if(std::filebuf *tmp = dynamic_cast<std::filebuf*>(std::cerr.rdbuf()))
{
std::cerr.rdbuf(NULL);
LAMEXP_DELETE(tmp);
}
}
//Close log file
if(g_lamexp_log_file)
{
fclose(g_lamexp_log_file);
g_lamexp_log_file = NULL;
}
//Free CLI Arguments
LAMEXP_DELETE(g_lamexp_argv.list);
}
/*
* Initialize debug thread
*/
static const HANDLE g_debug_thread = LAMEXP_DEBUG ? NULL : lamexp_debug_thread_init();
/*
* Get number private bytes [debug only]
*/
SIZE_T lamexp_dbg_private_bytes(void)
{
#if LAMEXP_DEBUG
for(int i = 0; i < 8; i++) _heapmin();
PROCESS_MEMORY_COUNTERS_EX memoryCounters;
memoryCounters.cb = sizeof(PROCESS_MEMORY_COUNTERS_EX);
GetProcessMemoryInfo(GetCurrentProcess(), (PPROCESS_MEMORY_COUNTERS) &memoryCounters, sizeof(PROCESS_MEMORY_COUNTERS_EX));
return memoryCounters.PrivateUsage;
#else
throw "Cannot call this function in a non-debug build!";
#endif //LAMEXP_DEBUG
}
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