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44 lines
764 B
C
44 lines
764 B
C
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#ifndef _COMMON_H_
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#define _COMMON_H_
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typedef unsigned char u8;
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typedef signed char s8;
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typedef unsigned short u16;
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typedef signed short s16;
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typedef unsigned int u32;
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typedef signed int s32;
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typedef unsigned long long u64;
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typedef signed long long s64;
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#define round_up(x,n) (-(-(x) & -(n)))
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#define die(...) { \
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fprintf(stderr, __VA_ARGS__); \
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fprintf(stderr, "\n"); exit(1); \
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}
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#define perrordie(x) { perror(x); exit(1); }
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#if BYTE_ORDER == BIG_ENDIAN
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#define be32(x) (x)
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#define be16(x) (x)
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#else
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static inline u32 be32(const u32 v) {
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return (v >> 24) |
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((v >> 8) & 0x0000FF00) |
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((v << 8) & 0x00FF0000) |
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(v << 24);
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}
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static inline u16 be16(const u16 v) {
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return (v >> 8) | (v << 8);
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}
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#endif /* BIG_ENDIAN */
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#endif /* _COMMON_H_ */
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