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libsecp256k1/src/util.h  view on Meta::CPAN

 * requirements above 8 for any of the types we care about. In addition we
 * leave some room because currently we don't care about a few bytes. */
#define ALIGNMENT 16
#endif

/* ceil(x/y) for integers x > 0 and y > 0. Here, / denotes rational division. */
#define CEIL_DIV(x, y) (1 + ((x) - 1) / (y))

#define ROUND_TO_ALIGN(size) (CEIL_DIV(size, ALIGNMENT) * ALIGNMENT)

/* Macro for restrict, when available and not in a VERIFY build. */
#if defined(SECP256K1_BUILD) && defined(VERIFY)
# define SECP256K1_RESTRICT
#else
# if (!defined(__STDC_VERSION__) || (__STDC_VERSION__ < 199901L) )
#  if SECP256K1_GNUC_PREREQ(3,0)
#   define SECP256K1_RESTRICT __restrict__
#  elif (defined(_MSC_VER) && _MSC_VER >= 1400)
#   define SECP256K1_RESTRICT __restrict
#  else
#   define SECP256K1_RESTRICT