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e3db8d60be
table_compute_checksum() does neither changes the content of the checksummed buffer nor the buffer length. Adding const to the definition makes the function wider usable. Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com> Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
18 lines
303 B
C
18 lines
303 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
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*/
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#include <linux/types.h>
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u8 table_compute_checksum(const void *v, const int len)
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{
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const u8 *bytes = v;
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u8 checksum = 0;
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int i;
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for (i = 0; i < len; i++)
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checksum -= bytes[i];
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return checksum;
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}
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