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49 lines
666 B
C++
49 lines
666 B
C++
#ifndef ENDIAN_HPP
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#define ENDIAN_HPP
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#include <cstdint>
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#ifdef IS_BIG_ENDIAN
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# define SWAP_16(x) (__builtin_bswap16(x))
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# define SWAP_32(x) (__builtin_bswap32(x))
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# define SWAP_64(x) (__builtin_bswap64(x))
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#else
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# define SWAP_16(x) x
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# define SWAP_32(x) x
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# define SWAP_64(x) x
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#endif
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namespace endian
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{
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template <typename T>
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T swap(const T&);
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template <>
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inline int8_t swap(const int8_t& val)
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{
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return val;
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}
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template <>
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inline int16_t swap(const int16_t& val)
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{
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return SWAP_16(val);
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}
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template <>
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inline int32_t swap(const int32_t& val)
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{
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return SWAP_32(val);
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}
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template <>
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inline int64_t swap(const int64_t& val)
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{
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return SWAP_64(val);
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}
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}
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#endif
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