add prvhash

See GH rurban#131. Extremely slow, but extremely small and passes all tests.
darkk · Aug 13, 2020 · 5859e77 · 5859e77
1 parent 880ea49
commit 5859e77
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diff --git a/Hashes.h b/Hashes.h
@@ -989,3 +989,11 @@ inline void aesnihash_test ( const void * key, int len, unsigned seed, void * ou
   *(uint64_t *)out = result;
 }
 #endif
+
+#include "prvhash42.h"
+inline void prvhash_test ( const void * key, int len, unsigned seed, void * out )
+{
+  uint8_t hash[8] = {0};
+  prvhash42 ((const uint8_t *)key, len, hash, 8, (uint64_t)seed, 0, 0);
+  memcpy (out, hash, 8);
+}
diff --git a/README.md b/README.md
@@ -105,6 +105,7 @@ SMhasher
 | --------------------------------------        |              |          |            |     |                            |
 | [tifuhash_64](doc/tifuhash_64.txt)            |        35.60 |  1679.52 |1212.75 (15)| 276 |                            |
 | [floppsyhash_64](doc/floppsyhash.txt)         |       191.95 |   450.93 | 821.11 (152)| 623 |                            |
+| [prvhash](doc/prvhash.txt)                    |       393.21 |   142.03 | 532.15 (125)| 157 |                            |
 | [chaskey](doc/chaskey.txt)                    |       735.85 |   168.05 | 336.07 (4) |1609 |                            |
 | [SipHash](doc/SipHash.txt)                    |       958.78 |   141.84 | 278.15 (3) |1071 |                            |
 | [HalfSipHash](doc/HalfSipHash.txt)            |       741.59 |   122.25 | 256.22 (20)| 700 | zeroes                     |