kernel: implement string hashing with FNV

2023-04-09 16:39:08 +01:00
parent 981a5f2a0d
commit c7fdb81ef9
2 changed files with 15 additions and 0 deletions
--- a/util/hash.c
+++ b/util/hash.c
@@ -0,0 +1,14 @@
+#include <stdint.h>
+
+uint64_t hash_string(const char *s)
+{
+	uint64_t h = 0xcbf29ce484222325;
+
+	while (*s) {
+		h ^= *(unsigned char *)s;
+		h *= 0x100000001b3;
+		s++;
+	}
+
+	return h;
+}