34 lines
762 B
C
34 lines
762 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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#define MIN(x, y) ((x) < (y) ? (x) : (y))
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#define MAX(x, y) ((x) > (y) ? (x) : (y))
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#define CLAMP(x, lo, hi) (MIN(MAX(x, lo), hi))
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extern uint64_t hash_string(const char *s);
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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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