/* SPDX-License-Identifier: Apache-2.0
 * (c) 2025, Konstantin Demin
 */

#ifndef INCLUDE_XXHASH_HH
#define INCLUDE_XXHASH_HH 1

#include <limits.h>
#if LONG_MAX == INT_MAX
  #define XXH_NO_LONG_LONG
#endif

// #define XXH_NO_EXTERNC_GUARD

#define XXH_NO_STDLIB
#define XXH_STATIC_LINKING_ONLY

#define XXH_NO_XXH3

#define XXH_NO_INLINE_HINTS 1
#define XXH_SIZE_OPT 2

#if defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__)
  #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
    #define XXH_CPU_LITTLE_ENDIAN 1
  #endif
#endif

#if defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__)
  #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
    #define XXH_CPU_LITTLE_ENDIAN 0
  #endif
#endif

#ifdef USE_BUNDLED_XXHASH
  #include "xxhash.h"
#else /* !USE_BUNDLED_XXHASH */
  #include <xxhash.h>
#endif /* USE_BUNDLED_XXHASH */

#ifndef XXH_NO_LONG_LONG
  #define xxhash_t XXH64_hash_t
#else
  #define xxhash_t XXH32_hash_t
#endif

xxhash_t xxhash(const void * input, size_t len, xxhash_t seed = 0);

#endif /* INCLUDE_XXHASH_HH */