2021-05-17 19:17:36 +00:00
|
|
|
// Copyright 2021 Dolphin Emulator Project
|
|
|
|
|
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
|
|
|
|
|
|
|
|
#include "Common/CRC32.h"
|
|
|
|
|
|
2021-12-10 02:22:16 +00:00
|
|
|
#include <zlib.h>
|
|
|
|
|
|
2021-05-17 19:17:36 +00:00
|
|
|
namespace Common
|
|
|
|
|
{
|
|
|
|
|
u32 ComputeCRC32(std::string_view data)
|
|
|
|
|
{
|
|
|
|
|
const Bytef* buf = reinterpret_cast<const Bytef*>(data.data());
|
|
|
|
|
uInt len = static_cast<uInt>(data.size());
|
|
|
|
|
// Use zlibs crc32 implementation to compute the hash
|
|
|
|
|
u32 hash = crc32(0L, Z_NULL, 0);
|
|
|
|
|
hash = crc32(hash, buf, len);
|
|
|
|
|
return hash;
|
|
|
|
|
}
|
|
|
|
|
} // namespace Common
|
