c2f1db8f83618e60dcded8303d14656d7d26b436Shawn Landden#pragma once
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poettering
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poettering#include <inttypes.h>
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poettering#include <sys/types.h>
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poettering
44a6b1b68029833893f6e9cee35aa27a974038f6Zbigniew Jędrzejewski-Szmek#include "macro.h"
44a6b1b68029833893f6e9cee35aa27a974038f6Zbigniew Jędrzejewski-Szmek
44a6b1b68029833893f6e9cee35aa27a974038f6Zbigniew Jędrzejewski-Szmekuint32_t jenkins_hashword(const uint32_t *k, size_t length, uint32_t initval) _pure_;
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poetteringvoid jenkins_hashword2(const uint32_t *k, size_t length, uint32_t *pc, uint32_t *pb);
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poettering
44a6b1b68029833893f6e9cee35aa27a974038f6Zbigniew Jędrzejewski-Szmekuint32_t jenkins_hashlittle(const void *key, size_t length, uint32_t initval) _pure_;
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poetteringvoid jenkins_hashlittle2(const void *key, size_t length, uint32_t *pc, uint32_t *pb);
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poettering
44a6b1b68029833893f6e9cee35aa27a974038f6Zbigniew Jędrzejewski-Szmekuint32_t jenkins_hashbig(const void *key, size_t length, uint32_t initval) _pure_;
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poettering
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poetteringstatic inline uint64_t hash64(const void *data, size_t length) {
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poettering uint32_t a = 0, b = 0;
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poettering
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poettering jenkins_hashlittle2(data, length, &a, &b);
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poettering
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poettering return ((uint64_t) a << 32ULL) | (uint64_t) b;
87d2c1ff6a7375f03476767e6f59454bcc5cd04bLennart Poettering}