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// license:BSD-3-Clause
// copyright-holders:Vas Crabb
#ifndef MAME_UTIL_CRYPTO_HPP
#define MAME_UTIL_CRYPTO_HPP
#pragma once
#include "hashing.h"
#include <cstdint>
#include <limits>
#include <string>
inline std::string sha1_encode(const std::string& input)
{
util::sha1_creator digester;
const char *ptr = input.c_str();
std::string::size_type remain = input.length();
while (remain > std::numeric_limits<uint32_t>::max())
{
digester.append(ptr, std::numeric_limits<uint32_t>::max());
ptr += std::numeric_limits<uint32_t>::max();
remain -= std::numeric_limits<uint32_t>::max();
}
digester.append(ptr, uint32_t(remain));
return std::string(reinterpret_cast<const char *>(digester.finish().m_raw), 20);
}
#endif // MAME_UTIL_CRYPTO_HPP
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