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<?php function pack_encode($format, $val) { $base64 = base64_encode(pack($format, $val)); return str_replace(array('/', '='), array('_', ''), $base64); } function pack_decode($format, $val) { } function pack_encode_uint16($val) { return pack_encode('S', $val); } function pack_encode_uint32($val) { return pack_encode('N', $val); } function pack_decode_uint16($val) { return pack_decode('S', $val); } function pack_decode_uint32($val) { return pack_decode('N', $val); } $max = 32767; $n = 20; $step = intval($max/$n); for ($i=0; $i<=$n; $i++) { $val = $i*$step; $uint16 = pack_encode_uint16($val); $uint32 = pack_encode_uint32($val); $str = base64_encode(strval($val)); echo json_encode("$uint16 $uint32 $str $val") . "\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
"AAA AAAAAA MA== 0" "ZgY AAAGZg MTYzOA== 1638" "zAw AAAMzA MzI3Ng== 3276" "MhM AAATMg NDkxNA== 4914" "mBk AAAZmA NjU1Mg== 6552" "_h8 AAAf_g ODE5MA== 8190" "ZCY AAAmZA OTgyOA== 9828" "yiw AAAsyg MTE0NjY= 11466" "MDM AAAzMA MTMxMDQ= 13104" "ljk AAA5lg MTQ3NDI= 14742" "_D8 AAA__A MTYzODA= 16380" "YkY AABGYg MTgwMTg= 18018" "yEw AABMyA MTk2NTY= 19656" "LlM AABTLg MjEyOTQ= 21294" "lFk AABZlA MjI5MzI= 22932" "+l8 AABf+g MjQ1NzA= 24570" "YGY AABmYA MjYyMDg= 26208" "xmw AABsxg Mjc4NDY= 27846" "LHM AABzLA Mjk0ODQ= 29484" "knk AAB5kg MzExMjI= 31122" "+H8 AAB_+A MzI3NjA= 32760"

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