75 lines
1.8 KiB
C++
75 lines
1.8 KiB
C++
/* XMRig
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* Copyright (c) 2000-2002 Alan Cox <alan@redhat.com>
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* Copyright (c) 2005-2020 Jean Delvare <jdelvare@suse.de>
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* Copyright (c) 2018-2021 SChernykh <https://github.com/SChernykh>
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* Copyright (c) 2016-2021 XMRig <https://github.com/xmrig>, <support@xmrig.com>
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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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*
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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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#include "hw/dmi/DmiTools.h"
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#include <cstring>
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namespace xmrig {
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/* Replace non-ASCII characters with dots */
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static void ascii_filter(char *bp, size_t len)
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{
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for (size_t i = 0; i < len; i++) {
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if (bp[i] < 32 || bp[i] >= 127) {
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bp[i] = '.';
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}
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}
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}
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static char *_dmi_string(dmi_header *dm, uint8_t s, bool filter)
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{
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char *bp = reinterpret_cast<char *>(dm->data);
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bp += dm->length;
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while (s > 1 && *bp) {
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bp += strlen(bp);
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bp++;
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s--;
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}
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if (!*bp) {
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return nullptr;
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}
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if (filter) {
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ascii_filter(bp, strlen(bp));
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}
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return bp;
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}
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const char *dmi_string(dmi_header *dm, size_t offset)
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{
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if (offset < 4) {
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return nullptr;
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}
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return _dmi_string(dm, dm->data[offset], true);
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}
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} // namespace xmrig
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