44 lines
1.4 KiB
C++
44 lines
1.4 KiB
C++
/*
|
|
* InfiniPaint
|
|
* Copyright (C) 2025-2026 Yousef Khadadeh
|
|
*
|
|
* 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 3 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, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "Random.hpp"
|
|
|
|
Random Random::global;
|
|
|
|
Random& Random::get() {
|
|
return global;
|
|
}
|
|
|
|
std::string Random::alphanumeric_str(size_t len) {
|
|
std::string toRet;
|
|
char allowedChars[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
|
|
size_t allowedCharCount = sizeof(allowedChars) / sizeof(char);
|
|
|
|
// We use allowedCharCount - 2 as the right bound because the range is inclusive,
|
|
// and we dont want to include the implicit null terminator in the end of allowedChars
|
|
// as a possible character
|
|
for(size_t i = 0; i < len; i++)
|
|
toRet.push_back(allowedChars[Random::get().int_range<size_t>(0, allowedCharCount - 2)]);
|
|
|
|
return toRet;
|
|
}
|
|
|
|
Random::Random():
|
|
randGen(std::random_device()())
|
|
{
|
|
}
|