33 lines
1.1 KiB
C
33 lines
1.1 KiB
C
/**
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* memcmp implementation of rockOS
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* Copyright (C) 2022 Furkan Mudanyali
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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 <https://www.gnu.org/licenses/>.
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*/
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#include <string.h>
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int memcmp(const void* aptr, const void* bptr, size_t size) {
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const unsigned char* a = (const unsigned char*) aptr;
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const unsigned char* b = (const unsigned char*) bptr;
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for (size_t i = 0; i < size; i++) {
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if (a[i] < b[i]) {
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return -1;
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} else if (b[i] < a[i]) {
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return 1;
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}
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}
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return 0;
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}
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