mirror of
https://github.com/Llewellynvdm/conky.git
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106 lines
2.9 KiB
C++
106 lines
2.9 KiB
C++
/*
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*
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* Conky, a system monitor, based on torsmo
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*
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* Any original torsmo code is licensed under the BSD license
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*
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* All code written since the fork of torsmo is licensed under the GPL
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*
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* Please see COPYING for details
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*
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* Copyright (c) 2004, Hannu Saransaari and Lauri Hakkarainen
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* Copyright (c) 2005-2019 Brenden Matthews, Philip Kovacs, et. al.
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* (see AUTHORS)
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* All rights reserved.
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*
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* This program 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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*
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* This program 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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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "config.h"
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#include "conky.h"
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#include "text_object.h"
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#include <inttypes.h>
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#include <time.h>
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/* check for OS and include appropriate headers */
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#if defined(__linux__)
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#include "linux.h"
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#elif defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
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#include "freebsd.h"
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#elif defined(__DragonFly__)
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#include "dragonfly.h"
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#elif defined(__OpenBSD__)
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#include "openbsd.h"
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#elif defined(__sun)
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#include "solaris.h"
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#elif defined(__HAIKU__)
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#include "haiku.h"
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#elif defined(__APPLE__) && defined(__MACH__)
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#include "darwin.h"
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#endif
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struct _entropy {
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_entropy() = default;
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unsigned int avail{0};
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unsigned int poolsize{0};
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};
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static _entropy entropy;
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int update_entropy() {
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get_entropy_avail(&entropy.avail);
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get_entropy_poolsize(&entropy.poolsize);
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return 0;
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}
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void print_entropy_avail(struct text_object *obj, char *p, unsigned int p_max_size) {
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(void)obj;
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snprintf(p, p_max_size, "%u", entropy.avail);
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}
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uint8_t entropy_percentage(struct text_object *obj) {
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(void)obj;
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return round_to_int(static_cast<double>(entropy.avail) * 100.0 /
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static_cast<double>(entropy.poolsize));
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}
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void print_entropy_poolsize(struct text_object *obj, char *p, unsigned int p_max_size) {
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(void)obj;
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snprintf(p, p_max_size, "%u", entropy.poolsize);
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}
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double entropy_barval(struct text_object *obj) {
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(void)obj;
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return static_cast<double>(entropy.avail) / entropy.poolsize;
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}
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void print_password(struct text_object *obj, char *p, unsigned int p_max_size) {
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time_t t;
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static const char letters[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789~!@#$%^&*()_";
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static const int len = (int)sizeof(letters) - 1;
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uintmax_t x = strtoumax(obj->data.s, (char **)NULL, 10);
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uintmax_t z = 0;
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if (-1 == (t = time(NULL))) {
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return;
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}
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srandom((unsigned int)t);
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for (; z < x && p_max_size-1 > z; z++) {
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*p++ = letters[random() % len];
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}
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*p = '\0';
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}
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