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portable_storage_bin_utils.h
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1// Copyright (c) 2019-2022, The Monero Project
2//
3// All rights reserved.
4//
5// Redistribution and use in source and binary forms, with or without modification, are
6// permitted provided that the following conditions are met:
7//
8// 1. Redistributions of source code must retain the above copyright notice, this list of
9// conditions and the following disclaimer.
10//
11// 2. Redistributions in binary form must reproduce the above copyright notice, this list
12// of conditions and the following disclaimer in the documentation and/or other
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14//
15// 3. Neither the name of the copyright holder nor the names of its contributors may be
16// used to endorse or promote products derived from this software without specific
17// prior written permission.
18//
19// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
20// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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22// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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25// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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27// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
29#pragma once
30
31#include "int-util.h"
32
33template<typename T> T convert_swapper(T t) { return t; }
34template<> inline uint16_t convert_swapper(uint16_t t) { return SWAP16LE(t); }
35template<> inline int16_t convert_swapper(int16_t t) { return SWAP16LE((uint16_t&)t); }
36template<> inline uint32_t convert_swapper(uint32_t t) { return SWAP32LE(t); }
37template<> inline int32_t convert_swapper(int32_t t) { return SWAP32LE((uint32_t&)t); }
38template<> inline uint64_t convert_swapper(uint64_t t) { return SWAP64LE(t); }
39template<> inline int64_t convert_swapper(int64_t t) { return SWAP64LE((uint64_t&)t); }
40template<> inline double convert_swapper(double t) { union { uint64_t u; double d; } u; u.d = t; u.u = SWAP64LE(u.u); return u.d; }
41
42#if BYTE_ORDER == BIG_ENDIAN
43#define CONVERT_POD(x) convert_swapper(x)
44#else
45#define CONVERT_POD(x) (x)
46#endif
#define SWAP16LE
Definition int-util.h:269
#define SWAP64LE
Definition int-util.h:285
#define SWAP32LE
Definition int-util.h:277
Definition d.py:1
T convert_swapper(T t)
Definition portable_storage_bin_utils.h:33
signed short int16_t
Definition stdint.h:122
unsigned short uint16_t
Definition stdint.h:125
signed __int64 int64_t
Definition stdint.h:135
unsigned int uint32_t
Definition stdint.h:126
signed int int32_t
Definition stdint.h:123
unsigned __int64 uint64_t
Definition stdint.h:136
#define T(x)