Simplified distributed block storage with strong consistency, like in Ceph
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// Copyright (c) Vitaliy Filippov, 2019+
// License: VNPL-1.1 or GNU GPL-2.0+ (see for details)
#pragma once
#include <stdint.h>
inline void memxor(const void *r1, const void *r2, void *res, unsigned int len)
unsigned int i;
for (i = 0; i < len; ++i)
((uint8_t*)res)[i] = ((uint8_t*)r1)[i] ^ ((uint8_t*)r2)[i];