file hashing (not complete)

2025-10-27 17:31:41 +02:00
parent 24c4e75943
commit 619d48d8c9
3 changed files with 375 additions and 0 deletions
@@ -0,0 +1,32 @@
+/* Murmur3 example: hash the first command line argument. */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include "murmur3.h"
+
+int main(int argc, char **argv) {
+  uint32_t hash[4];                /* Output for the hash */
+  uint32_t seed = 420;              /* Seed value for hash */
+
+  if (argc != 2) {
+    printf("usage: %s \"string to hash\"\n", argv[0]);
+    exit(1);
+  }
+
+  printf("Input: \"%s\"\n", argv[1]);
+  
+  MurmurHash3_x86_32(argv[1], strlen(argv[1]), seed, hash);
+  printf("x86_32:  %08x\n", hash[0]);
+
+  MurmurHash3_x86_128(argv[1], strlen(argv[1]), seed, hash);
+  printf("x86_128: %08x %08x %08x %08x\n",
+         hash[0], hash[1], hash[2], hash[3]);
+
+  MurmurHash3_x64_128(argv[1], strlen(argv[1]), seed, hash);
+  printf("x64_128: %08x %08x %08x %08x\n",
+         hash[0], hash[1], hash[2], hash[3]);
+
+  return 0;
+}