<?php
require_once 'scrypt.php';
$input = " \n 7e 87 9a 21 4f 3e c9 86 7c a9 40 e6 41 71 8f 26\n ba ee 55 5b 8c 61 c1 b5 0d f8 46 11 6d cd 3b 1d\n ee 24 f3 19 df 9b 3d 85 14 12 1e 4b 5a c5 aa 32\n 76 02 1d 29 09 c7 48 29 ed eb c6 8d b8 b8 c2 5e";
$output = "\n a4 1f 85 9c 66 08 cc 99 3b 81 ca cb 02 0c ef 05\n 04 4b 21 81 a2 fd 33 7d fd 7b 1c 63 96 68 2f 29\n b4 39 31 68 e3 c9 e6 bc fe 6b c5 b7 a0 6d 96 ba\n e4 24 cc 10 2c 91 74 5c 24 ad 67 3d c7 61 8f 81";
$input = str_replace([" ", "\n", "\r"], '', $input);
$output = str_replace([" ", "\n", "\r"], '', $output);
$input_binary = pack("H*", $input);
$output_binary = Scrypt::salsa20_8_core_binary($input_binary);
echo bin2hex($output_binary) . "\n";
echo "{$output}\n";
$scrypt = Scrypt::calculate("", "", 4, 1, 1, 64);
echo bin2hex($scrypt) . "\n";
die;
$b0 = "\nf7 ce 0b 65 3d 2d 72 a4 10 8c f5 ab e9 12 ff dd\n 77 76 16 db bb 27 a7 0e 82 04 f3 ae 2d 0f 6f ad\n 89 f6 8f 48 11 d1 e8 7b cc 3b d7 40 0a 9f fd 29\n 09 4f 01 84 63 95 74 f3 9a e5 a1 31 52 17 bc d7\n";
$b1 = "\n89 49 91 44 72 13 bb 22 6c 25 b5 4d a8 63 70 fb\n cd 98 43 80 37 46 66 bb 8f fc b5 bf 40 c2 54 b0\n 67 d2 7c 51 ce 4a d5 fe d8 29 c9 0b 50 5a 57 1b\n 7f 4d 1c ad 6a 52 3c da 77 0e 67 bc ea af 7e 89\n";
$b0 = hex2bin(str_replace([" ", "\n", "\r"], '', $b0));
$b1 = hex2bin(str_replace([" ", "\n", "\r"], '', $b1));
$out = Scrypt::scryptBlockMix(1, [$b0, $b1]);
echo bin2hex($out[0]) . "\n";
echo bin2hex($out[1]) . "\n";
$b = "\nf7 ce 0b 65 3d 2d 72 a4 10 8c f5 ab e9 12 ff dd\n 77 76 16 db bb 27 a7 0e 82 04 f3 ae 2d 0f 6f ad\n 89 f6 8f 48 11 d1 e8 7b cc 3b d7 40 0a 9f fd 29\n 09 4f 01 84 63 95 74 f3 9a e5 a1 31 52 17 bc d7\n 89 49 91 44 72 13 bb 22 6c 25 b5 4d a8 63 70 fb\n cd 98 43 80 37 46 66 bb 8f fc b5 bf 40 c2 54 b0\n 67 d2 7c 51 ce 4a d5 fe d8 29 c9 0b 50 5a 57 1b\n 7f 4d 1c ad 6a 52 3c da 77 0e 67 bc ea af 7e 89\n";
$b = hex2bin(str_replace([" ", "\n", "\r"], '', $b));
$b = str_split($b, 64);
$out = Scrypt::scryptROMix(1, $b, 16);
echo bin2hex(implode('', $out));
