888 lines
33 KiB
C++
888 lines
33 KiB
C++
/*
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This file is part of Telegram Desktop,
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an unofficial desktop messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014 John Preston, https://tdesktop.com
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*/
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#include "stdafx.h"
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#ifdef Q_OS_MAC
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#include <mach/mach_time.h>
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#endif
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#ifdef Q_OS_LINUX
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#include <time.h>
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#endif
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#include <openssl/rand.h>
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// Base types compile-time check
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namespace {
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template <typename T, int N>
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class _TypeSizeCheckerHelper {
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public:
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_TypeSizeCheckerHelper() {
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#ifndef Q_OS_MAC
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_BadTypeSize<T> field;
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#endif
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}
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};
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template <typename T>
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class _TypeSizeCheckerHelper<T, 0> {
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public:
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_TypeSizeCheckerHelper() {
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}
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};
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template <typename T, int N>
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class _TypeSizeChecker {
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_TypeSizeCheckerHelper<T, N - sizeof(T)> checker;
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};
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void _typesCheck() {
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_TypeSizeChecker<char, 1>();
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_TypeSizeChecker<uchar, 1>();
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_TypeSizeChecker<int16, 2>();
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_TypeSizeChecker<uint16, 2>();
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_TypeSizeChecker<int32, 4>();
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_TypeSizeChecker<uint32, 4>();
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_TypeSizeChecker<int64, 8>();
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_TypeSizeChecker<uint64, 8>();
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_TypeSizeChecker<float32, 4>();
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_TypeSizeChecker<float64, 8>();
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_TypeSizeChecker<mtpPrime, 4>();
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_TypeSizeChecker<MTPint, 4>();
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_TypeSizeChecker<MTPlong, 8>();
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_TypeSizeChecker<MTPint128, 16>();
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_TypeSizeChecker<MTPint256, 32>();
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_TypeSizeChecker<MTPdouble, 8>();
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}
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}
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// Unixtime functions
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namespace {
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QReadWriteLock unixtimeLock;
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volatile int32 unixtimeDelta = 0;
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volatile bool unixtimeWasSet = false;
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volatile uint64 _msgIdStart, _msgIdLocal = 0, _msgIdMsStart;
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uint32 _reqId = 0;
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void _initMsgIdConstants() {
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#ifdef Q_OS_WIN
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LARGE_INTEGER li;
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QueryPerformanceCounter(&li);
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_msgIdMsStart = li.QuadPart;
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#elif defined Q_OS_MAC
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_msgIdMsStart = mach_absolute_time();
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#else
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timespec ts;
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clock_gettime(CLOCK_REALTIME, &ts);
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_msgIdMsStart = 1000000000 * uint64(ts.tv_sec) + uint64(ts.tv_nsec);
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#endif
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uint32 msgIdRand;
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memset_rand(&msgIdRand, sizeof(uint32));
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_msgIdStart = (((uint64)((uint32)unixtime()) << 32) | (uint64)msgIdRand);
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}
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}
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int32 myunixtime() {
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return (int32)time(NULL);
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}
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void unixtimeInit() {
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{
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QWriteLocker locker(&unixtimeLock);
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unixtimeWasSet = false;
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unixtimeDelta = 0;
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}
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_initMsgIdConstants();
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}
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void unixtimeSet(int32 serverTime, bool force) {
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{
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QWriteLocker locker(&unixtimeLock);
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if (force) {
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DEBUG_LOG(("MTP Info: forced setting client unixtime to %1").arg(serverTime));
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} else {
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if (unixtimeWasSet) return;
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DEBUG_LOG(("MTP Info: setting client unixtime to %1").arg(serverTime));
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}
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unixtimeWasSet = true;
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unixtimeDelta = serverTime + 1 - myunixtime();
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}
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_initMsgIdConstants();
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}
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int32 unixtime() {
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int32 result = myunixtime();
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QReadLocker locker(&unixtimeLock);
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return result + unixtimeDelta;
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}
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int32 fromServerTime(const MTPint &serverTime) {
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QReadLocker locker(&unixtimeLock);
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return serverTime.v - unixtimeDelta;
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}
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MTPint toServerTime(const int32 &clientTime) {
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QReadLocker locker(&unixtimeLock);
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return MTP_int(clientTime + unixtimeDelta);
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}
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// Precise timing functions / rand init
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namespace {
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float64 _msFreq;
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float64 _msgIdCoef;
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uint64 _msStart = 0;
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class _MsInitializer {
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public:
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_MsInitializer() {
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#ifdef Q_OS_WIN
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LARGE_INTEGER li;
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QueryPerformanceFrequency(&li);
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_msFreq = 1000. / float64(li.QuadPart);
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// 0xFFFF0000L istead of 0x100000000L to make msgId grow slightly slower, than unixtime and we had time to reconfigure
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_msgIdCoef = float64(0xFFFF0000L) / float64(li.QuadPart);
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QueryPerformanceCounter(&li);
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_msStart = li.QuadPart;
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#elif defined Q_OS_MAC
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mach_timebase_info_data_t tb = { 0 };
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mach_timebase_info(&tb);
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_msFreq = (float64(tb.numer) / tb.denom) / 1000000.;
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_msgIdCoef = _msFreq * (float64(0xFFFF0000L) / 1000.);
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_msStart = mach_absolute_time();
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#else
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timespec ts;
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clock_gettime(CLOCK_REALTIME, &ts);
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_msStart = 1000000000 * uint64(ts.tv_sec) + uint64(ts.tv_nsec);
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#endif
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srand((uint32)(_msStart & 0xFFFFFFFFL));
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if (!RAND_status()) { // should be always inited in all modern OS
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char buf[16];
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memcpy(buf, &_msStart, 8);
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memcpy(buf + 8, &_msFreq, 8);
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uchar sha1Buffer[20];
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RAND_seed(hashSha1(buf, 16, sha1Buffer), 20);
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if (!RAND_status()) {
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LOG(("MTP Error: Could not init OpenSSL rand, RAND_status() is 0.."));
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}
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}
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}
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};
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void _msInitialize() {
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static _MsInitializer _msInitializer;
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}
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class _MsStarter {
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public:
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_MsStarter() {
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getms();
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}
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};
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_MsStarter _msStarter;
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}
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uint64 getms() {
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_msInitialize();
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#ifdef Q_OS_WIN
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LARGE_INTEGER li;
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QueryPerformanceCounter(&li);
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return (uint64)((li.QuadPart - _msStart) * _msFreq);
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#elif defined Q_OS_MAC
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uint64 msCount = mach_absolute_time();
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return (uint64)((msCount - _msStart) * _msFreq);
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#else
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timespec ts;
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int res = clock_gettime(CLOCK_REALTIME, &ts);
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if (res != 0) {
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LOG(("Bad clock_gettime result: %1").arg(res));
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return 0;
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}
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uint64 msCount = 1000000000 * uint64(ts.tv_sec) + uint64(ts.tv_nsec);
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return (uint64)((msCount - _msStart) / 1000000);
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#endif
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}
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uint64 msgid() {
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#ifdef Q_OS_WIN
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LARGE_INTEGER li;
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QueryPerformanceCounter(&li);
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uint64 result = _msgIdStart + (uint64)floor((li.QuadPart - _msgIdMsStart) * _msgIdCoef);
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#elif defined Q_OS_MAC
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uint64 msCount = mach_absolute_time();
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uint64 result = _msgIdStart + (uint64)floor((msCount - _msgIdMsStart) * _msgIdCoef);
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#else
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uint64 result = 0;
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//TODO
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#endif
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result &= ~0x03L;
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return result + (_msgIdLocal += 4);
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}
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uint32 reqid() {
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QWriteLocker locker(&unixtimeLock);
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return ++_reqId;
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}
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// crc32 hash, taken somewhere from the internet
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namespace {
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uint32 _crc32Table[256];
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class _Crc32Initializer {
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public:
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_Crc32Initializer() {
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uint32 poly = 0x04c11db7;
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for (uint32 i = 0; i < 256; ++i) {
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_crc32Table[i] = reflect(i, 8) << 24;
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for (uint32 j = 0; j < 8; ++j) {
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_crc32Table[i] = (_crc32Table[i] << 1) ^ (_crc32Table[i] & (1 << 31) ? poly : 0);
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}
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_crc32Table[i] = reflect(_crc32Table[i], 32);
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}
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}
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private:
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uint32 reflect(uint32 val, char ch) {
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uint32 result = 0;
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for (int i = 1; i < (ch + 1); ++i) {
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if (val & 1) {
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result |= 1 << (ch - i);
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}
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val >>= 1;
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}
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return result;
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}
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};
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}
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int32 hashCrc32(const void *data, uint32 len) {
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static _Crc32Initializer _crc32Initializer;
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const uchar *buf = (const uchar *)data;
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uint32 crc(0xffffffff);
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for (uint32 i = 0; i < len; ++i) {
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crc = (crc >> 8) ^ _crc32Table[(crc & 0xFF) ^ buf[i]];
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}
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return crc ^ 0xffffffff;
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}
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// sha1 hash, taken somewhere from the internet
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namespace{
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inline uint32 sha1Shift(uint32 v, uint32 shift) {
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return ((v << shift) | (v >> (32 - shift)));
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}
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void sha1PartHash(uint32 *sha, uint32 *temp)
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{
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uint32 a = sha[0], b = sha[1], c = sha[2], d = sha[3], e = sha[4], round = 0;
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#define _shiftswap(f, v) { \
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uint32 t = sha1Shift(a, 5) + (f) + e + v + temp[round]; \
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e = d; \
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d = c; \
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c = sha1Shift(b, 30); \
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b = a; \
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a = t; \
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++round; \
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}
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#define _shiftshiftswap(f, v) { \
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temp[round] = sha1Shift((temp[round - 3] ^ temp[round - 8] ^ temp[round - 14] ^ temp[round - 16]), 1); \
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_shiftswap(f, v) \
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}
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while (round < 16) _shiftswap((b & c) | (~b & d), 0x5a827999)
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while (round < 20) _shiftshiftswap((b & c) | (~b & d), 0x5a827999)
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while (round < 40) _shiftshiftswap(b ^ c ^ d, 0x6ed9eba1)
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while (round < 60) _shiftshiftswap((b & c) | (b & d) | (c & d), 0x8f1bbcdc)
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while (round < 80) _shiftshiftswap(b ^ c ^ d, 0xca62c1d6)
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#undef _shiftshiftswap
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#undef _shiftswap
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sha[0] += a;
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sha[1] += b;
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sha[2] += c;
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sha[3] += d;
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sha[4] += e;
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}
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}
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int32 *hashSha1(const void *data, uint32 len, void *dest) {
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const uchar *buf = (const uchar *)data;
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uint32 temp[80], block = 0, end;
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uint32 sha[5] = {0x67452301, 0xefcdab89, 0x98badcfe, 0x10325476, 0xc3d2e1f0};
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for (end = block + 64; block + 64 <= len; end = block + 64) {
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for (uint32 i = 0; block < end; block += 4) {
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temp[i++] = (uint32) buf[block + 3]
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| (((uint32) buf[block + 2]) << 8)
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| (((uint32) buf[block + 1]) << 16)
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| (((uint32) buf[block]) << 24);
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}
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sha1PartHash(sha, temp);
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}
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end = len - block;
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memset(temp, 0, sizeof(uint32) * 16);
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uint32 last = 0;
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for (; last < end; ++last) {
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temp[last >> 2] |= (uint32)buf[last + block] << ((3 - (last & 0x03)) << 3);
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}
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temp[last >> 2] |= 0x80 << ((3 - (last & 3)) << 3);
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if (end >= 56) {
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sha1PartHash(sha, temp);
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memset(temp, 0, sizeof(uint32) * 16);
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}
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temp[15] = len << 3;
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sha1PartHash(sha, temp);
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uchar *sha1To = (uchar*)dest;
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for (int32 i = 19; i >= 0; --i) {
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sha1To[i] = (sha[i >> 2] >> (((3 - i) & 0x03) << 3)) & 0xFF;
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}
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return (int32*)sha1To;
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}
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// md5 hash, taken somewhere from the internet
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namespace {
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inline void _md5_decode(uint32 *output, const uchar *input, uint32 len) {
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for (uint32 i = 0, j = 0; j < len; i++, j += 4) {
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output[i] = ((uint32)input[j]) | (((uint32)input[j + 1]) << 8) | (((uint32)input[j + 2]) << 16) | (((uint32)input[j + 3]) << 24);
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}
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}
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inline void _md5_encode(uchar *output, const uint32 *input, uint32 len) {
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for (uint32 i = 0, j = 0; j < len; i++, j += 4) {
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output[j + 0] = (input[i]) & 0xFF;
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output[j + 1] = (input[i] >> 8) & 0xFF;
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output[j + 2] = (input[i] >> 16) & 0xFF;
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output[j + 3] = (input[i] >> 24) & 0xFF;
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}
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}
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inline uint32 _md5_rotate_left(uint32 x, int n) {
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return (x << n) | (x >> (32 - n));
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}
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inline uint32 _md5_F(uint32 x, uint32 y, uint32 z) {
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return x & y | ~x & z;
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}
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inline uint32 _md5_G(uint32 x, uint32 y, uint32 z) {
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return x & z | y & ~z;
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}
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inline uint32 _md5_H(uint32 x, uint32 y, uint32 z) {
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return x ^ y ^ z;
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}
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inline uint32 _md5_I(uint32 x, uint32 y, uint32 z) {
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return y ^ (x | ~z);
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}
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inline void _md5_FF(uint32 &a, uint32 b, uint32 c, uint32 d, uint32 x, uint32 s, uint32 ac) {
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a = _md5_rotate_left(a + _md5_F(b, c, d) + x + ac, s) + b;
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}
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inline void _md5_GG(uint32 &a, uint32 b, uint32 c, uint32 d, uint32 x, uint32 s, uint32 ac) {
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a = _md5_rotate_left(a + _md5_G(b, c, d) + x + ac, s) + b;
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}
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inline void _md5_HH(uint32 &a, uint32 b, uint32 c, uint32 d, uint32 x, uint32 s, uint32 ac) {
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a = _md5_rotate_left(a + _md5_H(b, c, d) + x + ac, s) + b;
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}
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inline void _md5_II(uint32 &a, uint32 b, uint32 c, uint32 d, uint32 x, uint32 s, uint32 ac) {
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a = _md5_rotate_left(a + _md5_I(b, c, d) + x + ac, s) + b;
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}
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static uchar _md5_padding[64] = {
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0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
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};
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}
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HashMd5::HashMd5(const void *input, uint32 length) : _finalized(false) {
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init();
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if (input && length > 0) feed(input, length);
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}
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void HashMd5::feed(const void *input, uint32 length) {
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uint32 index = _count[0] / 8 % _md5_block_size;
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const uchar *buf = (const uchar *)input;
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if ((_count[0] += (length << 3)) < (length << 3)) {
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_count[1]++;
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}
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_count[1] += (length >> 29);
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uint32 firstpart = 64 - index;
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uint32 i;
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if (length >= firstpart) {
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memcpy(&_buffer[index], buf, firstpart);
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transform(_buffer);
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for (i = firstpart; i + _md5_block_size <= length; i += _md5_block_size) {
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transform(&buf[i]);
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}
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index = 0;
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} else {
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i = 0;
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}
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memcpy(&_buffer[index], &buf[i], length - i);
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}
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int32 *HashMd5::result() {
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if (!_finalized) finalize();
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return (int32*)_digest;
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}
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void HashMd5::init() {
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_count[0] = 0;
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_count[1] = 0;
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_state[0] = 0x67452301;
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_state[1] = 0xefcdab89;
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_state[2] = 0x98badcfe;
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_state[3] = 0x10325476;
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}
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void HashMd5::finalize() {
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if (!_finalized) {
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uchar bits[8];
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_md5_encode(bits, _count, 8);
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uint32 index = _count[0] / 8 % 64, paddingLen = (index < 56) ? (56 - index) : (120 - index);
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feed(_md5_padding, paddingLen);
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feed(bits, 8);
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_md5_encode(_digest, _state, 16);
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_finalized = true;
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}
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||
}
|
||
|
||
void HashMd5::transform(const uchar *block) {
|
||
uint32 a = _state[0], b = _state[1], c = _state[2], d = _state[3], x[16];
|
||
_md5_decode(x, block, _md5_block_size);
|
||
|
||
_md5_FF(a, b, c, d, x[0] , 7 , 0xd76aa478);
|
||
_md5_FF(d, a, b, c, x[1] , 12, 0xe8c7b756);
|
||
_md5_FF(c, d, a, b, x[2] , 17, 0x242070db);
|
||
_md5_FF(b, c, d, a, x[3] , 22, 0xc1bdceee);
|
||
_md5_FF(a, b, c, d, x[4] , 7 , 0xf57c0faf);
|
||
_md5_FF(d, a, b, c, x[5] , 12, 0x4787c62a);
|
||
_md5_FF(c, d, a, b, x[6] , 17, 0xa8304613);
|
||
_md5_FF(b, c, d, a, x[7] , 22, 0xfd469501);
|
||
_md5_FF(a, b, c, d, x[8] , 7 , 0x698098d8);
|
||
_md5_FF(d, a, b, c, x[9] , 12, 0x8b44f7af);
|
||
_md5_FF(c, d, a, b, x[10], 17, 0xffff5bb1);
|
||
_md5_FF(b, c, d, a, x[11], 22, 0x895cd7be);
|
||
_md5_FF(a, b, c, d, x[12], 7 , 0x6b901122);
|
||
_md5_FF(d, a, b, c, x[13], 12, 0xfd987193);
|
||
_md5_FF(c, d, a, b, x[14], 17, 0xa679438e);
|
||
_md5_FF(b, c, d, a, x[15], 22, 0x49b40821);
|
||
|
||
_md5_GG(a, b, c, d, x[1] , 5 , 0xf61e2562);
|
||
_md5_GG(d, a, b, c, x[6] , 9 , 0xc040b340);
|
||
_md5_GG(c, d, a, b, x[11], 14, 0x265e5a51);
|
||
_md5_GG(b, c, d, a, x[0] , 20, 0xe9b6c7aa);
|
||
_md5_GG(a, b, c, d, x[5] , 5 , 0xd62f105d);
|
||
_md5_GG(d, a, b, c, x[10], 9 , 0x2441453);
|
||
_md5_GG(c, d, a, b, x[15], 14, 0xd8a1e681);
|
||
_md5_GG(b, c, d, a, x[4] , 20, 0xe7d3fbc8);
|
||
_md5_GG(a, b, c, d, x[9] , 5 , 0x21e1cde6);
|
||
_md5_GG(d, a, b, c, x[14], 9 , 0xc33707d6);
|
||
_md5_GG(c, d, a, b, x[3] , 14, 0xf4d50d87);
|
||
_md5_GG(b, c, d, a, x[8] , 20, 0x455a14ed);
|
||
_md5_GG(a, b, c, d, x[13], 5 , 0xa9e3e905);
|
||
_md5_GG(d, a, b, c, x[2] , 9 , 0xfcefa3f8);
|
||
_md5_GG(c, d, a, b, x[7] , 14, 0x676f02d9);
|
||
_md5_GG(b, c, d, a, x[12], 20, 0x8d2a4c8a);
|
||
|
||
_md5_HH(a, b, c, d, x[5] , 4 , 0xfffa3942);
|
||
_md5_HH(d, a, b, c, x[8] , 11, 0x8771f681);
|
||
_md5_HH(c, d, a, b, x[11], 16, 0x6d9d6122);
|
||
_md5_HH(b, c, d, a, x[14], 23, 0xfde5380c);
|
||
_md5_HH(a, b, c, d, x[1] , 4 , 0xa4beea44);
|
||
_md5_HH(d, a, b, c, x[4] , 11, 0x4bdecfa9);
|
||
_md5_HH(c, d, a, b, x[7] , 16, 0xf6bb4b60);
|
||
_md5_HH(b, c, d, a, x[10], 23, 0xbebfbc70);
|
||
_md5_HH(a, b, c, d, x[13], 4 , 0x289b7ec6);
|
||
_md5_HH(d, a, b, c, x[0] , 11, 0xeaa127fa);
|
||
_md5_HH(c, d, a, b, x[3] , 16, 0xd4ef3085);
|
||
_md5_HH(b, c, d, a, x[6] , 23, 0x4881d05);
|
||
_md5_HH(a, b, c, d, x[9] , 4 , 0xd9d4d039);
|
||
_md5_HH(d, a, b, c, x[12], 11, 0xe6db99e5);
|
||
_md5_HH(c, d, a, b, x[15], 16, 0x1fa27cf8);
|
||
_md5_HH(b, c, d, a, x[2] , 23, 0xc4ac5665);
|
||
|
||
_md5_II(a, b, c, d, x[0] , 6 , 0xf4292244);
|
||
_md5_II(d, a, b, c, x[7] , 10, 0x432aff97);
|
||
_md5_II(c, d, a, b, x[14], 15, 0xab9423a7);
|
||
_md5_II(b, c, d, a, x[5] , 21, 0xfc93a039);
|
||
_md5_II(a, b, c, d, x[12], 6 , 0x655b59c3);
|
||
_md5_II(d, a, b, c, x[3] , 10, 0x8f0ccc92);
|
||
_md5_II(c, d, a, b, x[10], 15, 0xffeff47d);
|
||
_md5_II(b, c, d, a, x[1] , 21, 0x85845dd1);
|
||
_md5_II(a, b, c, d, x[8] , 6 , 0x6fa87e4f);
|
||
_md5_II(d, a, b, c, x[15], 10, 0xfe2ce6e0);
|
||
_md5_II(c, d, a, b, x[6] , 15, 0xa3014314);
|
||
_md5_II(b, c, d, a, x[13], 21, 0x4e0811a1);
|
||
_md5_II(a, b, c, d, x[4] , 6 , 0xf7537e82);
|
||
_md5_II(d, a, b, c, x[11], 10, 0xbd3af235);
|
||
_md5_II(c, d, a, b, x[2] , 15, 0x2ad7d2bb);
|
||
_md5_II(b, c, d, a, x[9] , 21, 0xeb86d391);
|
||
|
||
_state[0] += a;
|
||
_state[1] += b;
|
||
_state[2] += c;
|
||
_state[3] += d;
|
||
}
|
||
|
||
int32 *hashMd5(const void *data, uint32 len, void *dest) {
|
||
HashMd5 md5(data, len);
|
||
memcpy(dest, md5.result(), 16);
|
||
|
||
return (int32*)dest;
|
||
}
|
||
|
||
char *hashMd5Hex(const int32 *hashmd5, void *dest) {
|
||
char *md5To = (char*)dest;
|
||
const uchar *res = (const uchar*)hashmd5;
|
||
|
||
for (int i = 0; i < 16; ++i) {
|
||
uchar ch(res[i]), high = (ch >> 4) & 0x0F, low = ch & 0x0F;
|
||
md5To[i * 2 + 0] = high + ((high > 0x09) ? ('a' - 0x0A) : '0');
|
||
md5To[i * 2 + 1] = low + ((low > 0x09) ? ('a' - 0x0A) : '0');
|
||
}
|
||
|
||
return md5To;
|
||
}
|
||
|
||
void memset_rand(void *data, uint32 len) {
|
||
_msInitialize();
|
||
RAND_bytes((uchar*)data, len);
|
||
}
|
||
|
||
namespace {
|
||
QMap<QString, QString> fastRusEng;
|
||
QHash<QChar, QString> fastLetterRusEng;
|
||
QMap<uint32, QString> fastDoubleLetterRusEng;
|
||
QHash<QChar, QChar> fastRusKeyboardSwitch;
|
||
}
|
||
|
||
QString translitLetterRusEng(QChar letter, QChar next, int32 &toSkip) {
|
||
if (fastDoubleLetterRusEng.isEmpty()) {
|
||
fastDoubleLetterRusEng.insert((QString::fromUtf8("Ы").at(0).unicode() << 16) | QString::fromUtf8("й").at(0).unicode(), qsl("Y"));
|
||
fastDoubleLetterRusEng.insert((QString::fromUtf8("и").at(0).unicode() << 16) | QString::fromUtf8("я").at(0).unicode(), qsl("ia"));
|
||
fastDoubleLetterRusEng.insert((QString::fromUtf8("и").at(0).unicode() << 16) | QString::fromUtf8("й").at(0).unicode(), qsl("y"));
|
||
fastDoubleLetterRusEng.insert((QString::fromUtf8("к").at(0).unicode() << 16) | QString::fromUtf8("с").at(0).unicode(), qsl("x"));
|
||
fastDoubleLetterRusEng.insert((QString::fromUtf8("ы").at(0).unicode() << 16) | QString::fromUtf8("й").at(0).unicode(), qsl("y"));
|
||
fastDoubleLetterRusEng.insert((QString::fromUtf8("ь").at(0).unicode() << 16) | QString::fromUtf8("е").at(0).unicode(), qsl("ye"));
|
||
}
|
||
QMap<uint32, QString>::const_iterator i = fastDoubleLetterRusEng.constFind((letter.unicode() << 16) | next.unicode());
|
||
if (i != fastDoubleLetterRusEng.cend()) {
|
||
toSkip = 2;
|
||
return i.value();
|
||
}
|
||
|
||
toSkip = 1;
|
||
if (fastLetterRusEng.isEmpty()) {
|
||
fastLetterRusEng.insert(QString::fromUtf8("А").at(0), qsl("A"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Б").at(0), qsl("B"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("В").at(0), qsl("V"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Г").at(0), qsl("G"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Ґ").at(0), qsl("G"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Д").at(0), qsl("D"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Е").at(0), qsl("E"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Є").at(0), qsl("Ye"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Ё").at(0), qsl("Yo"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Ж").at(0), qsl("Zh"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("З").at(0), qsl("Z"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("И").at(0), qsl("I"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Ї").at(0), qsl("Yi"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("І").at(0), qsl("I"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Й").at(0), qsl("J"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("К").at(0), qsl("K"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Л").at(0), qsl("L"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("М").at(0), qsl("M"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Н").at(0), qsl("N"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("О").at(0), qsl("O"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("П").at(0), qsl("P"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Р").at(0), qsl("R"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("С").at(0), qsl("S"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Т").at(0), qsl("T"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("У").at(0), qsl("U"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Ў").at(0), qsl("W"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Ф").at(0), qsl("F"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Х").at(0), qsl("Kh"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Ц").at(0), qsl("Ts"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Ч").at(0), qsl("Ch"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Ш").at(0), qsl("Sh"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Щ").at(0), qsl("Sch"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Э").at(0), qsl("E"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Ю").at(0), qsl("Yu"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Я").at(0), qsl("Ya"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Ў").at(0), qsl("W"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("а").at(0), qsl("a"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("б").at(0), qsl("b"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("в").at(0), qsl("v"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("г").at(0), qsl("g"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ґ").at(0), qsl("g"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("д").at(0), qsl("d"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("е").at(0), qsl("e"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("є").at(0), qsl("ye"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ё").at(0), qsl("yo"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ж").at(0), qsl("zh"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("з").at(0), qsl("z"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("й").at(0), qsl("y"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ї").at(0), qsl("yi"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("і").at(0), qsl("i"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("л").at(0), qsl("l"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("м").at(0), qsl("m"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("н").at(0), qsl("n"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("о").at(0), qsl("o"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("п").at(0), qsl("p"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("р").at(0), qsl("r"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("с").at(0), qsl("s"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("т").at(0), qsl("t"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("у").at(0), qsl("u"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ў").at(0), qsl("w"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ф").at(0), qsl("f"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("х").at(0), qsl("kh"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ц").at(0), qsl("ts"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ч").at(0), qsl("ch"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ш").at(0), qsl("sh"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("щ").at(0), qsl("sch"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ъ").at(0), qsl(""));
|
||
fastLetterRusEng.insert(QString::fromUtf8("э").at(0), qsl("e"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ю").at(0), qsl("yu"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("я").at(0), qsl("ya"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ў").at(0), qsl("w"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("Ы").at(0), qsl("Y"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("и").at(0), qsl("i"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("к").at(0), qsl("k"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ы").at(0), qsl("y"));
|
||
fastLetterRusEng.insert(QString::fromUtf8("ь").at(0), qsl(""));
|
||
}
|
||
QHash<QChar, QString>::const_iterator j = fastLetterRusEng.constFind(letter);
|
||
if (j != fastLetterRusEng.cend()) {
|
||
return j.value();
|
||
}
|
||
return QString(1, letter);
|
||
}
|
||
|
||
QString translitRusEng(const QString &rus) {
|
||
if (fastRusEng.isEmpty()) {
|
||
fastRusEng.insert(QString::fromUtf8("Александр"), qsl("Alexander"));
|
||
fastRusEng.insert(QString::fromUtf8("александр"), qsl("alexander"));
|
||
fastRusEng.insert(QString::fromUtf8("Филипп"), qsl("Philip"));
|
||
fastRusEng.insert(QString::fromUtf8("филипп"), qsl("philip"));
|
||
fastRusEng.insert(QString::fromUtf8("Пётр"), qsl("Petr"));
|
||
fastRusEng.insert(QString::fromUtf8("пётр"), qsl("petr"));
|
||
fastRusEng.insert(QString::fromUtf8("Гай"), qsl("Gai"));
|
||
fastRusEng.insert(QString::fromUtf8("гай"), qsl("gai"));
|
||
fastRusEng.insert(QString::fromUtf8("Ильин"), qsl("Ilyin"));
|
||
fastRusEng.insert(QString::fromUtf8("ильин"), qsl("ilyin"));
|
||
}
|
||
QMap<QString, QString>::const_iterator i = fastRusEng.constFind(rus);
|
||
if (i != fastRusEng.cend()) {
|
||
return i.value();
|
||
}
|
||
|
||
QString result;
|
||
result.reserve(rus.size() * 2);
|
||
|
||
int32 toSkip = 0;
|
||
for (QString::const_iterator i = rus.cbegin(), e = rus.cend(); i != e;) {
|
||
i += toSkip;
|
||
result += translitLetterRusEng(*i, (i + 1 == e) ? ' ' : *(i + 1), toSkip);
|
||
}
|
||
return result;
|
||
}
|
||
|
||
QString rusKeyboardLayoutSwitch(const QString &from) {
|
||
if (fastRusKeyboardSwitch.isEmpty()) {
|
||
fastRusKeyboardSwitch.insert('Q', QString::fromUtf8("Й").at(0));
|
||
fastRusKeyboardSwitch.insert('W', QString::fromUtf8("Ц").at(0));
|
||
fastRusKeyboardSwitch.insert('E', QString::fromUtf8("У").at(0));
|
||
fastRusKeyboardSwitch.insert('R', QString::fromUtf8("К").at(0));
|
||
fastRusKeyboardSwitch.insert('T', QString::fromUtf8("Е").at(0));
|
||
fastRusKeyboardSwitch.insert('Y', QString::fromUtf8("Н").at(0));
|
||
fastRusKeyboardSwitch.insert('U', QString::fromUtf8("Г").at(0));
|
||
fastRusKeyboardSwitch.insert('I', QString::fromUtf8("Ш").at(0));
|
||
fastRusKeyboardSwitch.insert('O', QString::fromUtf8("Щ").at(0));
|
||
fastRusKeyboardSwitch.insert('P', QString::fromUtf8("З").at(0));
|
||
fastRusKeyboardSwitch.insert('{', QString::fromUtf8("Х").at(0));
|
||
fastRusKeyboardSwitch.insert('}', QString::fromUtf8("Ъ").at(0));
|
||
fastRusKeyboardSwitch.insert('A', QString::fromUtf8("Ф").at(0));
|
||
fastRusKeyboardSwitch.insert('S', QString::fromUtf8("Ы").at(0));
|
||
fastRusKeyboardSwitch.insert('D', QString::fromUtf8("В").at(0));
|
||
fastRusKeyboardSwitch.insert('F', QString::fromUtf8("А").at(0));
|
||
fastRusKeyboardSwitch.insert('G', QString::fromUtf8("П").at(0));
|
||
fastRusKeyboardSwitch.insert('H', QString::fromUtf8("Р").at(0));
|
||
fastRusKeyboardSwitch.insert('J', QString::fromUtf8("О").at(0));
|
||
fastRusKeyboardSwitch.insert('K', QString::fromUtf8("Л").at(0));
|
||
fastRusKeyboardSwitch.insert('L', QString::fromUtf8("Д").at(0));
|
||
fastRusKeyboardSwitch.insert(':', QString::fromUtf8("Ж").at(0));
|
||
fastRusKeyboardSwitch.insert('"', QString::fromUtf8("Э").at(0));
|
||
fastRusKeyboardSwitch.insert('Z', QString::fromUtf8("Я").at(0));
|
||
fastRusKeyboardSwitch.insert('X', QString::fromUtf8("Ч").at(0));
|
||
fastRusKeyboardSwitch.insert('C', QString::fromUtf8("С").at(0));
|
||
fastRusKeyboardSwitch.insert('V', QString::fromUtf8("М").at(0));
|
||
fastRusKeyboardSwitch.insert('B', QString::fromUtf8("И").at(0));
|
||
fastRusKeyboardSwitch.insert('N', QString::fromUtf8("Т").at(0));
|
||
fastRusKeyboardSwitch.insert('M', QString::fromUtf8("Ь").at(0));
|
||
fastRusKeyboardSwitch.insert('<', QString::fromUtf8("Б").at(0));
|
||
fastRusKeyboardSwitch.insert('>', QString::fromUtf8("Ю").at(0));
|
||
fastRusKeyboardSwitch.insert('q', QString::fromUtf8("й").at(0));
|
||
fastRusKeyboardSwitch.insert('w', QString::fromUtf8("ц").at(0));
|
||
fastRusKeyboardSwitch.insert('e', QString::fromUtf8("у").at(0));
|
||
fastRusKeyboardSwitch.insert('r', QString::fromUtf8("к").at(0));
|
||
fastRusKeyboardSwitch.insert('t', QString::fromUtf8("е").at(0));
|
||
fastRusKeyboardSwitch.insert('y', QString::fromUtf8("н").at(0));
|
||
fastRusKeyboardSwitch.insert('u', QString::fromUtf8("г").at(0));
|
||
fastRusKeyboardSwitch.insert('i', QString::fromUtf8("ш").at(0));
|
||
fastRusKeyboardSwitch.insert('o', QString::fromUtf8("щ").at(0));
|
||
fastRusKeyboardSwitch.insert('p', QString::fromUtf8("з").at(0));
|
||
fastRusKeyboardSwitch.insert('[', QString::fromUtf8("х").at(0));
|
||
fastRusKeyboardSwitch.insert(']', QString::fromUtf8("ъ").at(0));
|
||
fastRusKeyboardSwitch.insert('a', QString::fromUtf8("ф").at(0));
|
||
fastRusKeyboardSwitch.insert('s', QString::fromUtf8("ы").at(0));
|
||
fastRusKeyboardSwitch.insert('d', QString::fromUtf8("в").at(0));
|
||
fastRusKeyboardSwitch.insert('f', QString::fromUtf8("а").at(0));
|
||
fastRusKeyboardSwitch.insert('g', QString::fromUtf8("п").at(0));
|
||
fastRusKeyboardSwitch.insert('h', QString::fromUtf8("р").at(0));
|
||
fastRusKeyboardSwitch.insert('j', QString::fromUtf8("о").at(0));
|
||
fastRusKeyboardSwitch.insert('k', QString::fromUtf8("л").at(0));
|
||
fastRusKeyboardSwitch.insert('l', QString::fromUtf8("д").at(0));
|
||
fastRusKeyboardSwitch.insert(';', QString::fromUtf8("ж").at(0));
|
||
fastRusKeyboardSwitch.insert('\'', QString::fromUtf8("э").at(0));
|
||
fastRusKeyboardSwitch.insert('z', QString::fromUtf8("я").at(0));
|
||
fastRusKeyboardSwitch.insert('x', QString::fromUtf8("ч").at(0));
|
||
fastRusKeyboardSwitch.insert('c', QString::fromUtf8("с").at(0));
|
||
fastRusKeyboardSwitch.insert('v', QString::fromUtf8("м").at(0));
|
||
fastRusKeyboardSwitch.insert('b', QString::fromUtf8("и").at(0));
|
||
fastRusKeyboardSwitch.insert('n', QString::fromUtf8("т").at(0));
|
||
fastRusKeyboardSwitch.insert('m', QString::fromUtf8("ь").at(0));
|
||
fastRusKeyboardSwitch.insert(',', QString::fromUtf8("б").at(0));
|
||
fastRusKeyboardSwitch.insert('.', QString::fromUtf8("ю").at(0));
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Й").at(0), 'Q');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Ц").at(0), 'W');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("У").at(0), 'E');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("К").at(0), 'R');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Е").at(0), 'T');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Н").at(0), 'Y');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Г").at(0), 'U');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Ш").at(0), 'I');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Щ").at(0), 'O');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("З").at(0), 'P');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Х").at(0), '{');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Ъ").at(0), '}');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Ф").at(0), 'A');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Ы").at(0), 'S');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("В").at(0), 'D');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("А").at(0), 'F');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("П").at(0), 'G');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Р").at(0), 'H');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("О").at(0), 'J');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Л").at(0), 'K');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Д").at(0), 'L');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Ж").at(0), ':');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Э").at(0), '"');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Я").at(0), 'Z');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Ч").at(0), 'X');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("С").at(0), 'C');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("М").at(0), 'V');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("И").at(0), 'B');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Т").at(0), 'N');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Ь").at(0), 'M');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Б").at(0), '<');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("Ю").at(0), '>');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("й").at(0), 'q');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("ц").at(0), 'w');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("у").at(0), 'e');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("к").at(0), 'r');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("е").at(0), 't');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("н").at(0), 'y');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("г").at(0), 'u');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("ш").at(0), 'i');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("щ").at(0), 'o');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("з").at(0), 'p');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("х").at(0), '[');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("ъ").at(0), ']');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("ф").at(0), 'a');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("ы").at(0), 's');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("в").at(0), 'd');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("а").at(0), 'f');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("п").at(0), 'g');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("р").at(0), 'h');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("о").at(0), 'j');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("л").at(0), 'k');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("д").at(0), 'l');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("ж").at(0), ';');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("э").at(0), '\'');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("я").at(0), 'z');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("ч").at(0), 'x');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("с").at(0), 'c');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("м").at(0), 'v');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("и").at(0), 'b');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("т").at(0), 'n');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("ь").at(0), 'm');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("б").at(0), ',');
|
||
fastRusKeyboardSwitch.insert(QString::fromUtf8("ю").at(0), '.');
|
||
}
|
||
|
||
QString result;
|
||
result.reserve(from.size());
|
||
for (QString::const_iterator i = from.cbegin(), e = from.cend(); i != e; ++i) {
|
||
QHash<QChar, QChar>::const_iterator j = fastRusKeyboardSwitch.constFind(*i);
|
||
if (j == fastRusKeyboardSwitch.cend()) {
|
||
result += *i;
|
||
} else {
|
||
result += j.value();
|
||
}
|
||
}
|
||
return result;
|
||
}
|