a few tests for the homebrew mhash..
input new test values..

data: this is the data
key: some key

$test: Array
(
    [. built-in functions..] => 
    [. base64_ hash_hmac(sha1..)] => nrQRlUNDineeYKbIjZgJ5ozSHF8=
    [. bin2hex_hmac(sha1..)] => 9eb4119543438a779e60a6c88d9809e68cd21c5f
    [. base64_hmac(md5..)] => 26MqEtLVlVuOaKRtQtDi2g==
    [. bin2hex_hmac(md5..)] => dba32a12d2d5955b8e68a46d42d0e2da
    [.. homebrew functions..] => 
    [.. base64_my_mhash-sha1] => nrQRlUNDineeYKbIjZgJ5ozSHF8=
    [.. bin2hex_my_mhash-sha1] => 9eb4119543438a779e60a6c88d9809e68cd21c5f
    [.. base64_my_mhash-md5] => 26MqEtLVlVuOaKRtQtDi2g==
    [.. bin2hex_my_mhash-md5] => dba32a12d2d5955b8e68a46d42d0e2da
)