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/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef HASH_H
#define HASH_H
static inline unsigned int hash_str(const char *s)
{
/* fnv32 hash */
unsigned int hash = 2166136261U;
for (; *s; s++)
hash = (hash ^ *s) * 0x01000193;
return hash;
}
/* simplified version of functions from include/linux/hash.h */
#define GOLDEN_RATIO_32 0x61C88647
static inline unsigned int hash_32(unsigned int val)
{
return 0x61C88647 * val;
}
static inline unsigned int hash_ptr(const void *ptr)
{
return hash_32((unsigned int)(unsigned long)ptr);
}
#endif /* HASH_H */