- add a simple benchmark

diff --git a/ext/hash/bench.php b/ext/hash/bench.php
new file mode 100644 (file)
index 0000000..a433af0
--- /dev/null
+++ b/ext/hash/bench.php
@@ -0,0 +1,92 @@
+<?php
+/* $Id$ */
+
+/*
+ This gives rather interesting results :)
+ 
+ Measures on a Notebook P4M-1.7 256MB Windows 2000:
+       sha1         0.556691
+       tiger160,3   0.774469
+       tiger192,3   0.776314
+       tiger128,3   0.777004
+       ripemd128    0.896674
+       sha256       1.011164
+       md5          1.016032
+       tiger160,4   1.056617
+       tiger128,4   1.063101
+       tiger192,4   1.069258
+       haval160,3   1.125099
+       haval128,3   1.125679
+       haval224,3   1.128017
+       haval192,3   1.130026
+       haval256,3   1.134846
+       ripemd160    1.150693
+       haval128,4   1.686261
+       haval192,4   1.687274
+       haval160,4   1.693091
+       haval256,4   1.699323
+       haval224,4   1.743094
+       haval160,5   2.003452
+       haval192,5   2.008341
+       haval256,5   2.009048
+       haval128,5   2.009555
+       haval224,5   2.015539
+       sha384       3.370734
+       sha512       3.381121
+       whirlpool    6.912327
+       snefru       9.268168
+
+ Measures on a Desktop P4-2.4 512MB Debian (Linux-2.4):
+       md5          0.147739
+       haval128,3   0.317006
+       haval192,3   0.317524
+       haval256,3   0.317526
+       haval160,3   0.323035
+       haval224,3   0.333318
+       ripemd128    0.353447
+       sha1         0.376200
+       ripemd160    0.413758
+       sha256       0.435957
+       haval160,4   0.452357
+       haval224,4   0.454531
+       haval128,4   0.458026
+       haval256,4   0.459051
+       haval192,4   0.468094
+       haval128,5   0.524262
+       haval160,5   0.529573
+       haval224,5   0.533655
+       haval256,5   0.534446
+       haval192,5   0.543726
+       tiger128,3   0.577975
+       tiger160,3   0.579951
+       tiger192,3   0.597111
+       tiger192,4   0.781408
+       tiger160,4   0.801243
+       tiger128,4   0.812239
+       sha512       1.298627
+       sha384       1.313607
+       whirlpool    1.556159
+       snefru       5.703742
+
+*/
+
+error_reporting(E_ALL&~E_NOTICE);
+
+$data = file_get_contents(__FILE__);
+$time = array();
+
+for ($j = 0; $j < 10; $j++) {
+       foreach (hash_algos() as $algo) {
+               $start = microtime(true);
+               for ($i = 0; $i < 1000; $i++) {
+                       hash($algo, $data);
+               }
+               $time[$algo] += microtime(true)-$start;
+       }
+}
+
+asort($time, SORT_NUMERIC);
+foreach ($time as $a => $t) {
+       printf("%-12s %02.6f\n", $a, $t);
+}
+?>