basictypes.h

// Copyright (c) 2016 Maodou.tech, Inc. All Rights Reserved
// Author: Zhang Shilong (jack_zsl@163.com)

// This file contains definitions of our old basic integral types
// ((u)int{8,16,32,64}) and further includes. I recommend that you use the C99
// standard types instead, and include <stdint.h>/<stddef.h>/etc. as needed.
// Note that the macros and macro-like constructs that were formerly defined in
// this file are now available separately in base/macros.h.

#ifndef BASE_COMMON_BASICTYPES_H_
#define BASE_COMMON_BASICTYPES_H_

#include <limits.h>  // So we can set the bounds of our types.
#include <stddef.h>  // For size_t.
#include <stdint.h>  // For intptr_t.

// DEPRECATED: Please use std::numeric_limits (from <limits>) instead.
const uint8_t  kuint8max  = (( uint8_t) 0xFF);
const uint16_t kuint16max = ((uint16_t) 0xFFFF);
const uint32_t kuint32max = ((uint32_t) 0xFFFFFFFF);
const uint64_t kuint64max = ((uint64_t) 0xFFFFFFFFFFFFFFFFULL);
const  int8_t  kint8min   = ((  int8_t) 0x80);
const  int8_t  kint8max   = ((  int8_t) 0x7F);
const  int16_t kint16min  = (( int16_t) 0x8000);
const  int16_t kint16max  = (( int16_t) 0x7FFF);
const  int32_t kint32min  = (( int32_t) 0x80000000);
const  int32_t kint32max  = (( int32_t) 0x7FFFFFFF);
const  int64_t kint64min  = (( int64_t) 0x8000000000000000LL);
const  int64_t kint64max  = (( int64_t) 0x7FFFFFFFFFFFFFFFLL);

#endif  // BASE_COMMON_BASICTYPES_H_