#ifndef SECP256K1_INT128_NATIVE_H #define SECP256K1_INT128_NATIVE_H #include #include "util.h" #if !defined(UINT128_MAX) && defined(__SIZEOF_INT128__) SECP256K1_GNUC_EXT typedef unsigned __int128 uint128_t; SECP256K1_GNUC_EXT typedef __int128 int128_t; # define UINT128_MAX ((uint128_t)(-1)) # define INT128_MAX ((int128_t)(UINT128_MAX >> 1)) # define INT128_MIN (-INT128_MAX - 1) /* No (U)INT128_C macros because compilers providing __int128 do not support 128-bit literals. */ #endif typedef uint128_t secp256k1_uint128; typedef int128_t secp256k1_int128; #endif