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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can
* be found in the LICENSE file.
*
*/
#pragma once
//
//
//
#include <stdint.h>
//
//
//
#define ARRAY_LENGTH_MACRO(x) (sizeof(x)/sizeof(x[0]))
#define OFFSET_OF_MACRO(t,m) ((size_t)&(((t*)0)->m))
#define MEMBER_SIZE_MACRO(t,m) sizeof(((t*)0)->m)
//
//
//
#define MAX_MACRO(a,b) (((a) > (b)) ? (a) : (b))
#define MIN_MACRO(a,b) (((a) < (b)) ? (a) : (b))
#define GTE_MACRO(a,b) ((a) >= (b))
#define LT_MACRO(a,b) ((a) < (b))
//
//
//
#if defined(_MSC_VER)
#define ALLOCA_MACRO(n) _alloca(n)
#else
#define ALLOCA_MACRO(n) alloca(n)
#endif
//
//
//
#define BITS_TO_MASK(n) (((uint32_t)1<<(n))-1)
#define BITS_TO_MASK_64(n) (((uint64_t)1<<(n))-1)
#define BITS_TO_MASK_AT(n,b) (BITS_TO_MASK(n)<<(b))
#define BITS_TO_MASK_AT_64(n,b) (BITS_TO_MASK_64(n)<<(b))
//
// Convert 4 byte pointer to network order dword to a host order.
//
#define NPBTOHL_MACRO(pb4) ((((pb4)[0])<<24) | (((pb4)[1])<<16) | \
(((pb4)[2])<< 8) | (pb4)[3])
#define NTOHL_MACRO(nl) ntohl(nl)
//
//
//
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