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# SMB Perl library, Copyright (C) 2014-2018 Mikhael Goikhman, migo@cpan.org |
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# |
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# This program is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation, either version 3 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program. If not, see . |
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package SMB::v2::Command::SetInfo; |
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use strict; |
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use warnings; |
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use parent 'SMB::v2::Command'; |
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use constant { |
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TYPE_FILE => 1, |
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TYPE_FILESYSTEM => 2, |
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TYPE_SECURITY => 3, |
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TYPE_QUOTA => 4, |
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FILE_LEVEL_BASIC => 4, |
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FILE_LEVEL_RENAME => 10, |
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FILE_LEVEL_LINK => 11, |
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FILE_LEVEL_DISPOSITION => 13, |
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FILE_LEVEL_POSITION => 14, |
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FILE_LEVEL_FULLEA => 15, |
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FILE_LEVEL_MODE => 16, |
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FILE_LEVEL_ALLOCATION => 19, |
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FILE_LEVEL_ENDOFFILE => 20, |
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FILE_LEVEL_PIPE => 23, |
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FILE_LEVEL_QUOTA => 32, |
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FILE_LEVEL_VALIDDATALENGTH => 39, |
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FILE_LEVEL_SHORTNAME => 40, |
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FS_LEVEL_CONTROLINFORMATION => 6, |
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FS_LEVEL_OBJECTIDINFORMATION => 8, |
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FILE_DISPOSITION_DELETE_ON_CLOSE => 0x1, |
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}; |
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sub init ($) { |
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$_[0]->set( |
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type => 0, |
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level => 0, |
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additional => 0, |
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buffer => undef, |
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fid => 0, |
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openfile => undef, |
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) |
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} |
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sub parse ($$) { |
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my $self = shift; |
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my $parser = shift; |
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if ($self->is_response) { |
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# empty |
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} else { |
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$self->type($parser->uint8); |
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$self->level($parser->uint8); |
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my $length = $parser->uint32; |
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my $offset = $parser->uint16; |
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$parser->skip(2); # reserved |
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$self->additional($parser->uint32); |
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$self->fid($parser->fid2); |
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$self->buffer($parser->bytes($length)); |
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} |
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return $self; |
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} |
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sub pack ($$) { |
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my $self = shift; |
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my $packer = shift; |
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my $buffer = $self->buffer; |
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if ($self->is_response) { |
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# empty |
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} else { |
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$packer |
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->uint8($self->type) |
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->uint8($self->level) |
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->uint32(defined $buffer ? length($buffer) : 0) |
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->uint16($packer->diff('smb-header') + 32 - 8) |
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->uint16(0) # reserved |
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->uint32($self->additional) |
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->fid2($self->fid || die "No fid set") |
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->bytes($buffer // '') |
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; |
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} |
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} |
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sub requested_rename_info ($) { |
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my $self = shift; |
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return unless |
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$self->type == TYPE_FILE && |
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$self->level == FILE_LEVEL_RENAME; |
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my $parser = SMB::Parser->new($self->buffer); |
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my $replace = $parser->uint8; |
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$parser->skip(7); # reserved |
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$parser->skip(8); # root dir handle |
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my $new_name_len = $parser->uint16; |
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$parser->skip(2); # reserved |
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my $new_name = $parser->str($new_name_len); |
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return { |
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new_name => $new_name, |
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replace => $replace, |
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}; |
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} |
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sub requested_delete_on_close ($) { |
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my $self = shift; |
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return |
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$self->type == TYPE_FILE && |
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$self->level == FILE_LEVEL_DISPOSITION && |
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ord($self->buffer) & FILE_DISPOSITION_DELETE_ON_CLOSE ? 1 : 0; |
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} |
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1; |