/*

Copyright 2020 Google LLC

Use of this source code is governed by a BSD-style

license that can be found in the LICENSE file or at

https://developers.google.com/open-source/licenses/bsd

*/

#ifndef COMPAT_H

#define COMPAT_H

#include <stdint.h>

/* functions that git-core provides, for standalone compilation */

uint64_t get_be64(uint8_t *in);

void put_be64(uint8_t *out, uint64_t i);

void put_be32(uint8_t *out, uint32_t i);

uint32_t get_be32(uint8_t *in);

uint16_t get_be16(uint8_t *in);

#define ARRAY_SIZE(a) sizeof((a)) / sizeof((a)[0])

#define FREE_AND_NULL(x)          \

  do {                      \

    reftable_free(x); \

    (x) = NULL;       \

  } while (0)

#define QSORT(arr, n, cmp) qsort(arr, n, sizeof(arr[0]), cmp)

#define SWAP(a, b)                              \

  {                                       \

    char tmp[sizeof(a)];            \

    assert(sizeof(a) == sizeof(b)); \

    memcpy(&tmp[0], &a, sizeof(a)); \

    memcpy(&a, &b, sizeof(a));      \

    memcpy(&b, &tmp[0], sizeof(a)); \

  }

char *xstrdup(const char *s);

void sleep_millisec(int millisecs);

#endif