Last change
on this file since 398 was 398, checked in by coas-nagasima, 5 years ago |
mbedTLS版Azure IoT Hub接続サンプルのソースコードを追加
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File size:
521 bytes
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[398] | 1 | #ifndef _BYTESWAP_H
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| 2 | #define _BYTESWAP_H
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| 3 |
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| 4 | #include <features.h>
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| 5 | #include <stdint.h>
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| 6 |
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| 7 | static __inline uint16_t __bswap_16(uint16_t __x)
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| 8 | {
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| 9 | return (__x<<8) | (__x>>8);
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| 10 | }
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| 11 |
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| 12 | static __inline uint32_t __bswap_32(uint32_t __x)
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| 13 | {
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| 14 | return (__x>>24) | ((__x>>8)&0xff00) | ((__x<<8)&0xff0000) | (__x<<24);
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| 15 | }
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| 16 |
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| 17 | static __inline uint64_t __bswap_64(uint64_t __x)
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| 18 | {
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| 19 | return ((__bswap_32(__x)+0ULL)<<32) | __bswap_32(__x>>32);
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| 20 | }
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| 21 |
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| 22 | #define bswap_16(x) __bswap_16(x)
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| 23 | #define bswap_32(x) __bswap_32(x)
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| 24 | #define bswap_64(x) __bswap_64(x)
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| 25 |
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| 26 | #endif
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