| 1 | /* |
| 2 | This file is part of the KDE libraries |
| 3 | |
| 4 | SPDX-FileCopyrightText: 1999 Matthias Kalle Dalheimer <kalle@kde.org> |
| 5 | SPDX-FileCopyrightText: 2000 Charles Samuels <charles@kde.org> |
| 6 | SPDX-FileCopyrightText: 2005 Joseph Wenninger <kde@jowenn.at> |
| 7 | |
| 8 | SPDX-License-Identifier: LGPL-2.0-or-later |
| 9 | */ |
| 10 | |
| 11 | #include "krandom.h" |
| 12 | |
| 13 | #include <stdlib.h> |
| 14 | #ifdef Q_OS_WIN |
| 15 | #include <process.h> |
| 16 | #else // Q_OS_WIN |
| 17 | #include <unistd.h> |
| 18 | #endif // Q_OS_WIN |
| 19 | #include <stdio.h> |
| 20 | #include <time.h> |
| 21 | #ifndef Q_OS_WIN |
| 22 | #include <sys/time.h> |
| 23 | #endif // Q_OS_WIN |
| 24 | #include <fcntl.h> |
| 25 | |
| 26 | #include <QFile> |
| 27 | #include <QThread> |
| 28 | #include <QThreadStorage> |
| 29 | |
| 30 | QString KRandom::randomString(int length) |
| 31 | { |
| 32 | if (length <= 0) { |
| 33 | return QString(); |
| 34 | } |
| 35 | |
| 36 | QString str; |
| 37 | str.resize(size: length); |
| 38 | int i = 0; |
| 39 | while (length--) { |
| 40 | int r = QRandomGenerator::global()->bounded(highest: 62); |
| 41 | r += 48; |
| 42 | if (r > 57) { |
| 43 | r += 7; |
| 44 | } |
| 45 | if (r > 90) { |
| 46 | r += 6; |
| 47 | } |
| 48 | str[i++] = QLatin1Char(char(r)); |
| 49 | // so what if I work backwards? |
| 50 | } |
| 51 | return str; |
| 52 | } |
| 53 | |