hash.h

// SPDX-FileCopyrightText: © 2021-2022, 2024 Alexandros Theodotou <alex@zrythm.org>
// SPDX-License-Identifier: LicenseRef-ZrythmLicense
 
#pragma once
 
#include "utils/types.h"
 
#include <QFile>
 
#include <xxhash.h>
 
namespace zrythm::utils::hash
{
using HashT = XXH64_hash_t;
 
template <typename T>
HashT
get_custom_hash (const T * data, size_t size)
{
  return XXH3_64bits (data, size);
}
 
// Hash any object
template <typename T>
HashT
get_object_hash (const T &obj)
{
  return get_custom_hash (&obj, sizeof (T));
}
 
// Hash string contents
inline HashT
get_string_hash (const std::string &str)
{
  return get_custom_hash (str.data (), str.size ());
}
 
// Hash a file
HashT
get_file_hash (const std::filesystem::path &path);
 
// Get canonical string representation of a hash
std::string
to_string (HashT hash);
 
}; // namespace zrythm::utils::hash