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59 lines
1.2 KiB
Perl
59 lines
1.2 KiB
Perl
#!/usr/bin/env perl
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##
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## Author......: See docs/credits.txt
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## License.....: MIT
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##
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use strict;
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use warnings;
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use Digest::SHA1 qw (sha1);
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use MIME::Base64 qw (encode_base64 decode_base64);
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sub module_constraints { [[0, 256], [224, 224], [-1, -1], [-1, -1], [-1, -1]] }
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sub module_generate_hash
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{
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my $word = shift;
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my $salt = shift;
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my $salt_bin = pack ("H*", $salt);
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my $s1 = sha1 ($word);
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my $s2 = encode_base64 ($s1, "")
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. encode_base64 ($salt_bin, "");
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my $s3 = sha1 ($s2);
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my $hash = sprintf ('$teamspeak$3$%s$%s', encode_base64 ($s3, ""), encode_base64 ($salt_bin, ""));
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return $hash;
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}
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sub module_verify_hash
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{
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my $line = shift;
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my ($hash, $word) = split (':', $line);
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return unless defined $hash;
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return unless defined $word;
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my (undef, $signature, $version, $digest, $salt) = split ('\$', $hash);
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return unless defined $signature;
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return unless defined $version;
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return unless defined $digest;
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return unless defined $salt;
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$salt = decode_base64 ($salt);
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my $word_packed = pack_if_HEX_notation ($word);
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my $new_hash = module_generate_hash ($word_packed, unpack ("H*", $salt));
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return ($new_hash, $word);
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}
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1;
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