29 lines
586 B
C
29 lines
586 B
C
#ifndef SOCKS_UTIL_H_
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#define SOCKS_UTIL_H_
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#include <stddef.h>
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#include <stdint.h>
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#include <stdbool.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern void data_size_to_string(size_t value, char *out, size_t outsz);
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static inline bool power_of_2(size_t x) { return (x > 0 && (x & (x - 1)) == 0); }
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static inline unsigned long long div64_pow2(unsigned long long x, unsigned long long y)
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{
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return x >> (__builtin_ctz(y));
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}
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static inline unsigned long long absdiff64(unsigned long long x, unsigned long long y)
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{
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return x > y ? y - x : x - y;
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}
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#ifdef __cplusplus
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}
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#endif
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#endif
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