Google's CityHash extension for PHP.

Dependencies

Extension requires libcityhash library. You can checkout it via svn:

svn checkout http://cityhash.googlecode.com/svn/trunk/ cityhash

or simply download it from

http://code.google.com/p/cityhash/downloads/list

Follow the instructions in README file to install library.

Installation

To compile extension, you will have to execute the following steps:

$ phpize
$ ./configure --with-cityhash
$ make
$ [sudo] make install

Add following line to your php.ini and restart Apache extension=cityhash.so

Using

<?php

print CityHash64('sample string'); print CityHash128('another string');