36  * @param str a string of input data
37  * @param n the number of bytes in @p str
39  * @return the numeric hash associated with @p str
41 typedef uint32_t (*sys_hash_func32_t)(const void *str, size_t n);
48  * `float`, `double`, or `void *`, and that the alignment of @p str agrees
53  * @param str a string of input data
54  * @param n the number of bytes in @p str
56  * @return the numeric hash associated with @p str
58 static inline uint32_t sys_hash32_identity(const void *str, size_t n)  in sys_hash32_identity()  argument
62 		return *(uint8_t *)str;  in sys_hash32_identity()
64 		return *(uint16_t *)str;  in sys_hash32_identity()
66 		return *(uint32_t *)str;  in sys_hash32_identity()
68 		return (uint32_t)(*(uint64_t *)str);  in sys_hash32_identity()
73 	__ASSERT(false, "invalid str length %zu", n);  in sys_hash32_identity()
86  * @param str a string of input data
87  * @param n the number of bytes in @p str
89  * @return the numeric hash associated with @p str
95 uint32_t sys_hash32_djb2(const void *str, size_t n);
100  * @param str a string of input data
101  * @param n the number of bytes in @p str
103  * @return the numeric hash associated with @p str
109 uint32_t sys_hash32_murmur3(const void *str, size_t n);
114  * @param str a string of input data
115  * @param n the number of bytes in @p str
117  * @return the numeric hash associated with @p str
119 static inline uint32_t sys_hash32(const void *str, size_t n)  in sys_hash32()  argument
122 		return sys_hash32_identity(str, n);  in sys_hash32()
126 		return sys_hash32_djb2(str, n);  in sys_hash32()
130 		return sys_hash32_murmur3(str, n);  in sys_hash32()