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Module: Msf::Exploit::PDF_Parse
&mdash; Documentation by YARD 0.9.37
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<div id="content"><h1>Module: Msf::Exploit::PDF_Parse
</h1>
<div class="box_info">
<dl>
<dt>Defined in:</dt>
<dd>lib/msf/core/exploit/pdf_parse.rb</dd>
</dl>
</div>
<h2>
Instance Method Summary
<small><a href="#" class="summary_toggle">collapse</a></small>
</h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#initialize-instance_method" title="#initialize (instance method)">#<strong>initialize</strong>(info = {}) &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#object_locate-instance_method" title="#object_locate (instance method)">#<strong>object_locate</strong>(xref_trailer, obj_name) &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#parse_object-instance_method" title="#parse_object (instance method)">#<strong>parse_object</strong>(xref_trailers, obj_name, stream) &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#parse_pdf-instance_method" title="#parse_pdf (instance method)">#<strong>parse_pdf</strong>(stream) &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#read_pdf-instance_method" title="#read_pdf (instance method)">#<strong>read_pdf</strong> &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#trailer_parse-instance_method" title="#trailer_parse (instance method)">#<strong>trailer_parse</strong>(xref_trailer) &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#xref_create-instance_method" title="#xref_create (instance method)">#<strong>xref_create</strong>(stream, offset, num_obj) &#x21d2; Object </a>
</span>
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</li>
<li class="public ">
<span class="summary_signature">
<a href="#xref_trailer_parse-instance_method" title="#xref_trailer_parse (instance method)">#<strong>xref_trailer_parse</strong>(offset, stream) &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
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</ul>
<div id="instance_method_details" class="method_details_list">
<h2>Instance Method Details</h2>
<div class="method_details first">
<h3 class="signature first" id="initialize-instance_method">
#<strong>initialize</strong>(info = {}) &#x21d2; <tt>Object</tt>
</h3><table class="source_code">
<tr>
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<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/pdf_parse.rb', line 12</span>
<span class='kw'>def</span> <span class='id identifier rubyid_initialize'>initialize</span><span class='lparen'>(</span><span class='id identifier rubyid_info'>info</span> <span class='op'>=</span> <span class='lbrace'>{</span><span class='rbrace'>}</span><span class='rparen'>)</span>
<span class='kw'>super</span>
<span class='id identifier rubyid_register_options'>register_options</span><span class='lparen'>(</span>
<span class='lbracket'>[</span>
<span class='const'><span class='object_link'><a href="../OptString.html" title="Msf::OptString (class)">OptString</a></span></span><span class='period'>.</span><span class='id identifier rubyid_new'><span class='object_link'><a href="../OptString.html#initialize-instance_method" title="Msf::OptString#initialize (method)">new</a></span></span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>FILENAME</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='lbracket'>[</span> <span class='kw'>true</span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>The file name.</span><span class='tstring_end'>&#39;</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>some.pdf</span><span class='tstring_end'>&#39;</span></span><span class='rbracket'>]</span><span class='rparen'>)</span><span class='comma'>,</span>
<span class='rbracket'>]</span><span class='comma'>,</span> <span class='const'><span class='object_link'><a href="../../Msf.html" title="Msf (module)">Msf</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="../Exploit.html" title="Msf::Exploit (class)">Exploit</a></span></span><span class='op'>::</span><span class='const'><span class='object_link'><a href="" title="Msf::Exploit::PDF_Parse (module)">PDF_Parse</a></span></span>
<span class='rparen'>)</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="object_locate-instance_method">
#<strong>object_locate</strong>(xref_trailer, obj_name) &#x21d2; <tt>Object</tt>
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<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/pdf_parse.rb', line 65</span>
<span class='kw'>def</span> <span class='id identifier rubyid_object_locate'>object_locate</span><span class='lparen'>(</span><span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='comma'>,</span><span class='id identifier rubyid_obj_name'>obj_name</span><span class='rparen'>)</span>
<span class='id identifier rubyid_found'>found</span> <span class='op'>=</span> <span class='kw'>false</span>
<span class='id identifier rubyid_match'>match</span> <span class='op'>=</span> <span class='id identifier rubyid_obj_name'>obj_name</span><span class='period'>.</span><span class='id identifier rubyid_match'>match</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>(\d+) (\d+)</span><span class='regexp_end'>/</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_obj'>obj</span> <span class='op'>=</span> <span class='id identifier rubyid_match'>match</span><span class='lbracket'>[</span><span class='int'>1</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_gen'>gen</span> <span class='op'>=</span> <span class='id identifier rubyid_match'>match</span><span class='lbracket'>[</span><span class='int'>2</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_xrefs_end'>xrefs_end</span> <span class='op'>=</span> <span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='period'>.</span><span class='id identifier rubyid_index'>index</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>trailer</span><span class='regexp_end'>/</span></span><span class='rparen'>)</span> <span class='op'>-</span> <span class='int'>1</span>
<span class='id identifier rubyid_xrefs'>xrefs</span> <span class='op'>=</span> <span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='lbracket'>[</span><span class='int'>0</span><span class='op'>..</span><span class='id identifier rubyid_xrefs_end'>xrefs_end</span><span class='rbracket'>]</span>
<span class='kw'>if</span> <span class='id identifier rubyid_gen'>gen</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span> <span class='op'>!=</span> <span class='int'>0</span>
<span class='kw'>else</span>
<span class='id identifier rubyid_len'>len</span> <span class='op'>=</span> <span class='id identifier rubyid_xrefs'>xrefs</span><span class='period'>.</span><span class='id identifier rubyid_length'>length</span>
<span class='id identifier rubyid_match'>match</span> <span class='op'>=</span> <span class='id identifier rubyid_xrefs'>xrefs</span><span class='period'>.</span><span class='id identifier rubyid_match'>match</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>xref\r?\n?(\d+) (\d+)\r?\n?</span><span class='regexp_end'>/m</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_offset'>offset</span> <span class='op'>=</span> <span class='int'>0</span>
<span class='kw'>while</span> <span class='id identifier rubyid_offset'>offset</span> <span class='op'>&lt;</span> <span class='id identifier rubyid_len'>len</span>
<span class='kw'>if</span> <span class='id identifier rubyid_match'>match</span>
<span class='id identifier rubyid_start_obj'>start_obj</span> <span class='op'>=</span> <span class='id identifier rubyid_match'>match</span><span class='lbracket'>[</span><span class='int'>1</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_num_obj'>num_obj</span> <span class='op'>=</span> <span class='id identifier rubyid_match'>match</span><span class='lbracket'>[</span><span class='int'>2</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_offset'>offset</span> <span class='op'>=</span> <span class='id identifier rubyid_match'>match</span><span class='period'>.</span><span class='id identifier rubyid_end'>end</span><span class='lparen'>(</span><span class='int'>0</span><span class='rparen'>)</span>
<span class='kw'>else</span>
<span class='kw'>break</span>
<span class='kw'>end</span>
<span class='kw'>if</span> <span class='id identifier rubyid_start_obj'>start_obj</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span> <span class='op'>&gt;</span> <span class='id identifier rubyid_obj'>obj</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span>
<span class='id identifier rubyid_jump'>jump</span> <span class='op'>=</span> <span class='id identifier rubyid_num_obj'>num_obj</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span> <span class='op'>*</span> <span class='int'>20</span>
<span class='id identifier rubyid_offset'>offset</span> <span class='op'>+=</span> <span class='id identifier rubyid_jump'>jump</span>
<span class='kw'>else</span>
<span class='kw'>if</span> <span class='id identifier rubyid_obj'>obj</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span> <span class='op'>&lt;=</span> <span class='lparen'>(</span> <span class='id identifier rubyid_start_obj'>start_obj</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span> <span class='op'>+</span> <span class='id identifier rubyid_num_obj'>num_obj</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span> <span class='op'>-</span> <span class='int'>1</span><span class='rparen'>)</span>
<span class='id identifier rubyid_jump'>jump</span> <span class='op'>=</span> <span class='lparen'>(</span><span class='id identifier rubyid_obj'>obj</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span> <span class='op'>-</span> <span class='id identifier rubyid_start_obj'>start_obj</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span><span class='rparen'>)</span> <span class='op'>*</span> <span class='int'>20</span>
<span class='id identifier rubyid_offset'>offset</span> <span class='op'>+=</span> <span class='id identifier rubyid_jump'>jump</span>
<span class='id identifier rubyid_found'>found</span> <span class='op'>=</span> <span class='kw'>true</span>
<span class='kw'>break</span>
<span class='kw'>else</span>
<span class='id identifier rubyid_jump'>jump</span> <span class='op'>=</span> <span class='id identifier rubyid_num_obj'>num_obj</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span> <span class='op'>*</span> <span class='int'>20</span>
<span class='id identifier rubyid_offset'>offset</span> <span class='op'>+=</span> <span class='id identifier rubyid_jump'>jump</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_xrefs'>xrefs</span><span class='period'>.</span><span class='id identifier rubyid_index'>index</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>(\d+) (\d+)\r?\n?</span><span class='regexp_end'>/m</span></span><span class='comma'>,</span><span class='id identifier rubyid_offset'>offset</span><span class='rparen'>)</span>
<span class='id identifier rubyid_match'>match</span> <span class='op'>=</span> <span class='const'>Regexp</span><span class='period'>.</span><span class='id identifier rubyid_last_match'>last_match</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='kw'>if</span> <span class='id identifier rubyid_found'>found</span>
<span class='id identifier rubyid_offset_end'>offset_end</span> <span class='op'>=</span> <span class='id identifier rubyid_offset'>offset</span> <span class='op'>+</span> <span class='int'>11</span>
<span class='kw'>return</span> <span class='id identifier rubyid_xrefs'>xrefs</span><span class='lbracket'>[</span><span class='id identifier rubyid_offset'>offset</span><span class='op'>..</span><span class='id identifier rubyid_offset_end'>offset_end</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span>
<span class='kw'>else</span>
<span class='kw'>return</span> <span class='kw'>nil</span>
<span class='kw'>end</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="parse_object-instance_method">
#<strong>parse_object</strong>(xref_trailers, obj_name, stream) &#x21d2; <tt>Object</tt>
</h3><table class="source_code">
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<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/pdf_parse.rb', line 125</span>
<span class='kw'>def</span> <span class='id identifier rubyid_parse_object'>parse_object</span><span class='lparen'>(</span><span class='id identifier rubyid_xref_trailers'>xref_trailers</span><span class='comma'>,</span><span class='id identifier rubyid_obj_name'>obj_name</span><span class='comma'>,</span><span class='id identifier rubyid_stream'>stream</span><span class='rparen'>)</span>
<span class='kw'>for</span> <span class='id identifier rubyid_xrefs'>xrefs</span> <span class='kw'>in</span> <span class='id identifier rubyid_xref_trailers'>xref_trailers</span>
<span class='id identifier rubyid_offset'>offset</span> <span class='op'>=</span> <span class='id identifier rubyid_object_locate'>object_locate</span><span class='lparen'>(</span><span class='id identifier rubyid_xrefs'>xrefs</span><span class='comma'>,</span><span class='id identifier rubyid_obj_name'>obj_name</span><span class='rparen'>)</span>
<span class='kw'>if</span> <span class='id identifier rubyid_offset'>offset</span>
<span class='kw'>break</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='kw'>if</span> <span class='id identifier rubyid_offset'>offset</span>
<span class='id identifier rubyid_stream'>stream</span><span class='period'>.</span><span class='id identifier rubyid_index'>index</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>endobj</span><span class='regexp_end'>/</span></span><span class='comma'>,</span><span class='id identifier rubyid_offset'>offset</span><span class='rparen'>)</span>
<span class='id identifier rubyid_object_end'>object_end</span> <span class='op'>=</span> <span class='const'>Regexp</span><span class='period'>.</span><span class='id identifier rubyid_last_match'>last_match</span><span class='period'>.</span><span class='id identifier rubyid_end'>end</span><span class='lparen'>(</span><span class='int'>0</span><span class='rparen'>)</span>
<span class='kw'>return</span> <span class='id identifier rubyid_stream'>stream</span><span class='lbracket'>[</span><span class='id identifier rubyid_offset'>offset</span><span class='op'>..</span><span class='id identifier rubyid_object_end'>object_end</span><span class='rbracket'>]</span>
<span class='kw'>else</span>
<span class='kw'>return</span> <span class='kw'>nil</span>
<span class='kw'>end</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="parse_pdf-instance_method">
#<strong>parse_pdf</strong>(stream) &#x21d2; <tt>Object</tt>
</h3><table class="source_code">
<tr>
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</td>
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<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/pdf_parse.rb', line 204</span>
<span class='kw'>def</span> <span class='id identifier rubyid_parse_pdf'>parse_pdf</span><span class='lparen'>(</span><span class='id identifier rubyid_stream'>stream</span><span class='rparen'>)</span>
<span class='id identifier rubyid_xref_array'>xref_array</span> <span class='op'>=</span> <span class='const'>Array</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='id identifier rubyid_startxrefs'>startxrefs</span> <span class='op'>=</span> <span class='const'>Array</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='id identifier rubyid_startxref_offsets'>startxref_offsets</span> <span class='op'>=</span> <span class='const'>Hash</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='id identifier rubyid_xref_trailers'>xref_trailers</span> <span class='op'>=</span> <span class='const'>Array</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='id identifier rubyid_xref_trailer'>xref_trailer</span> <span class='op'>=</span> <span class='const'>Hash</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailers'>trailers</span> <span class='op'>=</span> <span class='const'>Array</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailer'>trailer</span> <span class='op'>=</span> <span class='const'>Hash</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='id identifier rubyid_len'>len</span> <span class='op'>=</span> <span class='id identifier rubyid_stream'>stream</span><span class='period'>.</span><span class='id identifier rubyid_length'>length</span>
<span class='id identifier rubyid_n'>n</span> <span class='op'>=</span> <span class='int'>0</span>
<span class='kw'>while</span> <span class='id identifier rubyid_n'>n</span> <span class='op'>&lt;</span> <span class='id identifier rubyid_len'>len</span>
<span class='id identifier rubyid_obj'>obj</span> <span class='op'>=</span> <span class='id identifier rubyid_stream'>stream</span><span class='period'>.</span><span class='id identifier rubyid_index'>index</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>startxref\r?\n?</span><span class='regexp_end'>/m</span></span><span class='comma'>,</span><span class='id identifier rubyid_n'>n</span><span class='rparen'>)</span>
<span class='kw'>if</span> <span class='id identifier rubyid_obj'>obj</span> <span class='op'>!=</span> <span class='kw'>nil</span>
<span class='id identifier rubyid_n'>n</span> <span class='op'>=</span> <span class='const'>Regexp</span><span class='period'>.</span><span class='id identifier rubyid_last_match'>last_match</span><span class='period'>.</span><span class='id identifier rubyid_end'>end</span><span class='lparen'>(</span><span class='int'>0</span><span class='rparen'>)</span>
<span class='id identifier rubyid_stream'>stream</span><span class='period'>.</span><span class='id identifier rubyid_index'>index</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>\d+</span><span class='regexp_end'>/</span></span><span class='comma'>,</span><span class='id identifier rubyid_n'>n</span><span class='rparen'>)</span>
<span class='id identifier rubyid_startxref_offsets'>startxref_offsets</span><span class='lbracket'>[</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='embexpr_beg'>#{</span><span class='const'>Regexp</span><span class='period'>.</span><span class='id identifier rubyid_last_match'>last_match</span><span class='embexpr_end'>}</span><span class='tstring_end'>&quot;</span></span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_obj'>obj</span><span class='embexpr_end'>}</span><span class='tstring_end'>&quot;</span></span>
<span class='id identifier rubyid_startxrefs'>startxrefs</span><span class='period'>.</span><span class='id identifier rubyid_push'>push</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='embexpr_beg'>#{</span><span class='const'>Regexp</span><span class='period'>.</span><span class='id identifier rubyid_last_match'>last_match</span><span class='embexpr_end'>}</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='kw'>else</span>
<span class='kw'>break</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_xref_trailer'>xref_trailer</span> <span class='op'>=</span> <span class='id identifier rubyid_xref_trailer_parse'>xref_trailer_parse</span><span class='lparen'>(</span><span class='id identifier rubyid_startxrefs'>startxrefs</span><span class='period'>.</span><span class='id identifier rubyid_last'>last</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span><span class='comma'>,</span><span class='id identifier rubyid_stream'>stream</span><span class='rparen'>)</span>
<span class='id identifier rubyid_xref_trailers'>xref_trailers</span><span class='period'>.</span><span class='id identifier rubyid_push'>push</span><span class='lparen'>(</span><span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailer'>trailer</span> <span class='op'>=</span> <span class='id identifier rubyid_trailer_parse'>trailer_parse</span><span class='lparen'>(</span><span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailers'>trailers</span><span class='period'>.</span><span class='id identifier rubyid_push'>push</span><span class='lparen'>(</span><span class='id identifier rubyid_trailer'>trailer</span><span class='rparen'>)</span>
<span class='id identifier rubyid_root_obj'>root_obj</span> <span class='op'>=</span> <span class='id identifier rubyid_trailers'>trailers</span><span class='lbracket'>[</span><span class='int'>0</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_fetch'>fetch</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>Root</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='kw'>while</span> <span class='id identifier rubyid_trailer'>trailer</span><span class='lbracket'>[</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>Prev</span><span class='tstring_end'>&quot;</span></span><span class='rbracket'>]</span>
<span class='id identifier rubyid_xref_trailer'>xref_trailer</span> <span class='op'>=</span> <span class='id identifier rubyid_xref_trailer_parse'>xref_trailer_parse</span><span class='lparen'>(</span><span class='id identifier rubyid_trailer'>trailer</span><span class='period'>.</span><span class='id identifier rubyid_fetch'>fetch</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>Prev</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_to_i'>to_i</span><span class='comma'>,</span><span class='id identifier rubyid_stream'>stream</span><span class='rparen'>)</span>
<span class='id identifier rubyid_xref_trailers'>xref_trailers</span><span class='period'>.</span><span class='id identifier rubyid_push'>push</span><span class='lparen'>(</span><span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailer'>trailer</span> <span class='op'>=</span> <span class='id identifier rubyid_trailer_parse'>trailer_parse</span><span class='lparen'>(</span><span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailers'>trailers</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='lbrace'>{</span><span class='op'>|</span><span class='id identifier rubyid_check'>check</span><span class='op'>|</span> <span class='kw'>if</span> <span class='id identifier rubyid_check'>check</span><span class='period'>.</span><span class='id identifier rubyid_fetch'>fetch</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>Prev</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span> <span class='op'>==</span> <span class='id identifier rubyid_trailer'>trailer</span><span class='lbracket'>[</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>Prev</span><span class='tstring_end'>&quot;</span></span><span class='rbracket'>]</span> <span class='kw'>then</span> <span class='id identifier rubyid_trailer'>trailer</span><span class='period'>.</span><span class='id identifier rubyid_delete'>delete</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>Prev</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span> <span class='kw'>end</span><span class='rbrace'>}</span>
<span class='kw'>if</span> <span class='id identifier rubyid_trailer'>trailer</span><span class='period'>.</span><span class='id identifier rubyid_has_key?'>has_key?</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>Prev</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailers'>trailers</span><span class='period'>.</span><span class='id identifier rubyid_push'>push</span><span class='lparen'>(</span><span class='id identifier rubyid_trailer'>trailer</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='kw'>return</span> <span class='id identifier rubyid_xref_trailers'>xref_trailers</span><span class='comma'>,</span> <span class='id identifier rubyid_trailers'>trailers</span><span class='comma'>,</span> <span class='id identifier rubyid_startxrefs'>startxrefs</span><span class='comma'>,</span> <span class='id identifier rubyid_root_obj'>root_obj</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="read_pdf-instance_method">
#<strong>read_pdf</strong> &#x21d2; <tt>Object</tt>
</h3><table class="source_code">
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<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/pdf_parse.rb', line 23</span>
<span class='kw'>def</span> <span class='id identifier rubyid_read_pdf'>read_pdf</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='id identifier rubyid_stream'>stream</span> <span class='op'>=</span> <span class='const'>File</span><span class='period'>.</span><span class='id identifier rubyid_binread'>binread</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_datastore'>datastore</span><span class='lbracket'>[</span><span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>INFILENAME</span><span class='tstring_end'>&#39;</span></span><span class='rbracket'>]</span><span class='embexpr_end'>}</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='kw'>return</span> <span class='id identifier rubyid_stream'>stream</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="trailer_parse-instance_method">
#<strong>trailer_parse</strong>(xref_trailer) &#x21d2; <tt>Object</tt>
</h3><table class="source_code">
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<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/pdf_parse.rb', line 35</span>
<span class='kw'>def</span> <span class='id identifier rubyid_trailer_parse'>trailer_parse</span><span class='lparen'>(</span><span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailer'>trailer</span> <span class='op'>=</span> <span class='const'>Hash</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='kw'>if</span> <span class='id identifier rubyid_match'>match</span> <span class='op'>=</span> <span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='period'>.</span><span class='id identifier rubyid_match'>match</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>Size (\d+)</span><span class='regexp_end'>/m</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailer'>trailer</span><span class='lbracket'>[</span><span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>Size</span><span class='tstring_end'>&#39;</span></span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_match'>match</span><span class='lbracket'>[</span><span class='int'>1</span><span class='rbracket'>]</span>
<span class='kw'>end</span>
<span class='kw'>if</span> <span class='id identifier rubyid_match'>match</span> <span class='op'>=</span> <span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='period'>.</span><span class='id identifier rubyid_match'>match</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>Root (\d+ \d)</span><span class='regexp_end'>/m</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailer'>trailer</span><span class='lbracket'>[</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>Root</span><span class='tstring_end'>&quot;</span></span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_match'>match</span><span class='lbracket'>[</span><span class='int'>1</span><span class='rbracket'>]</span>
<span class='kw'>end</span>
<span class='kw'>if</span> <span class='id identifier rubyid_match'>match</span> <span class='op'>=</span> <span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='period'>.</span><span class='id identifier rubyid_match'>match</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>Info (\d+ \d)</span><span class='regexp_end'>/m</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailer'>trailer</span><span class='lbracket'>[</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>Info</span><span class='tstring_end'>&quot;</span></span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_match'>match</span><span class='lbracket'>[</span><span class='int'>1</span><span class='rbracket'>]</span>
<span class='kw'>end</span>
<span class='kw'>if</span> <span class='id identifier rubyid_match'>match</span> <span class='op'>=</span> <span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='period'>.</span><span class='id identifier rubyid_match'>match</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>ID(\[.+\])</span><span class='regexp_end'>/m</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailer'>trailer</span><span class='lbracket'>[</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>ID</span><span class='tstring_end'>&quot;</span></span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_match'>match</span><span class='lbracket'>[</span><span class='int'>1</span><span class='rbracket'>]</span>
<span class='kw'>end</span>
<span class='kw'>if</span> <span class='id identifier rubyid_match'>match</span> <span class='op'>=</span> <span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='period'>.</span><span class='id identifier rubyid_match'>match</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>Prev (\d+)</span><span class='regexp_end'>/m</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailer'>trailer</span><span class='lbracket'>[</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>Prev</span><span class='tstring_end'>&quot;</span></span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_match'>match</span><span class='lbracket'>[</span><span class='int'>1</span><span class='rbracket'>]</span>
<span class='kw'>end</span>
<span class='kw'>if</span> <span class='id identifier rubyid_match'>match</span> <span class='op'>=</span> <span class='id identifier rubyid_xref_trailer'>xref_trailer</span><span class='period'>.</span><span class='id identifier rubyid_match'>match</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>XRefStm (\d+)</span><span class='regexp_end'>/m</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_trailer'>trailer</span><span class='lbracket'>[</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>XRefStm</span><span class='tstring_end'>&quot;</span></span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_match'>match</span><span class='lbracket'>[</span><span class='int'>1</span><span class='rbracket'>]</span>
<span class='kw'>end</span>
<span class='kw'>return</span> <span class='id identifier rubyid_trailer'>trailer</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="xref_create-instance_method">
#<strong>xref_create</strong>(stream, offset, num_obj) &#x21d2; <tt>Object</tt>
</h3><table class="source_code">
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<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/pdf_parse.rb', line 144</span>
<span class='kw'>def</span> <span class='id identifier rubyid_xref_create'>xref_create</span><span class='lparen'>(</span><span class='id identifier rubyid_stream'>stream</span><span class='comma'>,</span><span class='id identifier rubyid_offset'>offset</span><span class='comma'>,</span><span class='id identifier rubyid_num_obj'>num_obj</span><span class='rparen'>)</span>
<span class='id identifier rubyid_xref'>xref</span> <span class='op'>=</span> <span class='const'>Array</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='id identifier rubyid_object'>object</span> <span class='op'>=</span> <span class='const'>String</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='kw'>case</span>
<span class='kw'>when</span> <span class='id identifier rubyid_num_obj'>num_obj</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span> <span class='op'>==</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>1</span><span class='tstring_end'>&quot;</span></span>
<span class='id identifier rubyid_obj'>obj</span> <span class='op'>=</span> <span class='id identifier rubyid_stream'>stream</span><span class='period'>.</span><span class='id identifier rubyid_index'>index</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>(\d+) \d obj</span><span class='regexp_end'>/</span></span><span class='comma'>,</span><span class='id identifier rubyid_offset'>offset</span><span class='rparen'>)</span>
<span class='kw'>if</span> <span class='id identifier rubyid_obj'>obj</span>
<span class='id identifier rubyid_num'>num</span> <span class='op'>=</span> <span class='id identifier rubyid_obj'>obj</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span>
<span class='id identifier rubyid_dif'>dif</span> <span class='op'>=</span> <span class='int'>10</span> <span class='op'>-</span> <span class='id identifier rubyid_num'>num</span><span class='period'>.</span><span class='id identifier rubyid_length'>length</span>
<span class='id identifier rubyid_out'>out</span> <span class='op'>=</span> <span class='const'>String</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span>
<span class='kw'>while</span> <span class='id identifier rubyid_dif'>dif</span> <span class='op'>&gt;</span> <span class='int'>0</span>
<span class='id identifier rubyid_out'>out</span> <span class='op'>&lt;&lt;</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>0</span><span class='tstring_end'>&quot;</span></span>
<span class='id identifier rubyid_dif'>dif</span> <span class='op'>-=</span> <span class='int'>1</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_out'>out</span> <span class='op'>&lt;&lt;</span> <span class='id identifier rubyid_num'>num</span>
<span class='id identifier rubyid_xref'>xref</span><span class='period'>.</span><span class='id identifier rubyid_push'>push</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_out'>out</span><span class='embexpr_end'>}</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_object'>object</span> <span class='op'>=</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='embexpr_beg'>#{</span><span class='const'>Regexp</span><span class='period'>.</span><span class='id identifier rubyid_last_match'>last_match</span><span class='lparen'>(</span><span class='int'>1</span><span class='rparen'>)</span><span class='embexpr_end'>}</span><span class='tstring_end'>&quot;</span></span>
<span class='kw'>end</span>
<span class='kw'>when</span> <span class='id identifier rubyid_num_obj'>num_obj</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span> <span class='op'>==</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>*</span><span class='tstring_end'>&quot;</span></span>
<span class='id identifier rubyid_len'>len</span> <span class='op'>=</span> <span class='id identifier rubyid_stream'>stream</span><span class='period'>.</span><span class='id identifier rubyid_length'>length</span>
<span class='id identifier rubyid_n'>n</span> <span class='op'>=</span> <span class='id identifier rubyid_offset'>offset</span>
<span class='kw'>while</span> <span class='id identifier rubyid_n'>n</span> <span class='op'>&lt;</span> <span class='id identifier rubyid_len'>len</span>
<span class='id identifier rubyid_obj'>obj</span> <span class='op'>=</span> <span class='id identifier rubyid_stream'>stream</span><span class='period'>.</span><span class='id identifier rubyid_index'>index</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>(\d+) \d obj</span><span class='regexp_end'>/</span></span><span class='comma'>,</span><span class='id identifier rubyid_n'>n</span><span class='rparen'>)</span>
<span class='kw'>if</span> <span class='id identifier rubyid_obj'>obj</span> <span class='op'>!=</span> <span class='kw'>nil</span>
<span class='id identifier rubyid_num'>num</span> <span class='op'>=</span> <span class='id identifier rubyid_obj'>obj</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span>
<span class='id identifier rubyid_dif'>dif</span> <span class='op'>=</span> <span class='int'>10</span> <span class='op'>-</span> <span class='id identifier rubyid_num'>num</span><span class='period'>.</span><span class='id identifier rubyid_length'>length</span>
<span class='id identifier rubyid_out'>out</span> <span class='op'>=</span> <span class='const'>String</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span>
<span class='kw'>while</span> <span class='id identifier rubyid_dif'>dif</span> <span class='op'>&gt;</span> <span class='int'>0</span>
<span class='id identifier rubyid_out'>out</span> <span class='op'>&lt;&lt;</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>0</span><span class='tstring_end'>&quot;</span></span>
<span class='id identifier rubyid_dif'>dif</span> <span class='op'>-=</span> <span class='int'>1</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_out'>out</span> <span class='op'>&lt;&lt;</span> <span class='id identifier rubyid_num'>num</span>
<span class='id identifier rubyid_xref'>xref</span><span class='period'>.</span><span class='id identifier rubyid_push'>push</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_out'>out</span><span class='embexpr_end'>}</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_n'>n</span> <span class='op'>=</span> <span class='const'>Regexp</span><span class='period'>.</span><span class='id identifier rubyid_last_match'>last_match</span><span class='period'>.</span><span class='id identifier rubyid_end'>end</span><span class='lparen'>(</span><span class='int'>0</span><span class='rparen'>)</span>
<span class='kw'>if</span> <span class='id identifier rubyid_object'>object</span><span class='period'>.</span><span class='id identifier rubyid_empty?'>empty?</span>
<span class='id identifier rubyid_object'>object</span> <span class='op'>=</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='embexpr_beg'>#{</span><span class='const'>Regexp</span><span class='period'>.</span><span class='id identifier rubyid_last_match'>last_match</span><span class='lparen'>(</span><span class='int'>1</span><span class='rparen'>)</span><span class='embexpr_end'>}</span><span class='tstring_end'>&quot;</span></span>
<span class='kw'>end</span>
<span class='kw'>else</span>
<span class='kw'>break</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_output'>output</span> <span class='op'>=</span> <span class='const'>String</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='id identifier rubyid_output'>output</span> <span class='op'>&lt;&lt;</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_object'>object</span><span class='embexpr_end'>}</span><span class='tstring_content'> </span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_xref'>xref</span><span class='period'>.</span><span class='id identifier rubyid_length'>length</span><span class='embexpr_end'>}</span><span class='tstring_content'>\r\n</span><span class='tstring_end'>&quot;</span></span>
<span class='id identifier rubyid_xref'>xref</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='lbrace'>{</span><span class='op'>|</span><span class='id identifier rubyid_xref_'>xref_</span><span class='op'>|</span> <span class='id identifier rubyid_output'>output</span> <span class='op'>&lt;&lt;</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_xref_'>xref_</span><span class='embexpr_end'>}</span><span class='tstring_content'> 00000 n\r\n</span><span class='tstring_end'>&quot;</span></span><span class='rbrace'>}</span>
<span class='kw'>return</span> <span class='id identifier rubyid_output'>output</span>
<span class='kw'>end</span></pre>
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<div class="method_details ">
<h3 class="signature " id="xref_trailer_parse-instance_method">
#<strong>xref_trailer_parse</strong>(offset, stream) &#x21d2; <tt>Object</tt>
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<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/pdf_parse.rb', line 28</span>
<span class='kw'>def</span> <span class='id identifier rubyid_xref_trailer_parse'>xref_trailer_parse</span><span class='lparen'>(</span><span class='id identifier rubyid_offset'>offset</span><span class='comma'>,</span> <span class='id identifier rubyid_stream'>stream</span><span class='rparen'>)</span>
<span class='id identifier rubyid_a'>a</span> <span class='op'>=</span> <span class='id identifier rubyid_offset'>offset</span>
<span class='id identifier rubyid_b'>b</span> <span class='op'>=</span> <span class='id identifier rubyid_stream'>stream</span><span class='period'>.</span><span class='id identifier rubyid_index'>index</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>&gt;&gt;</span><span class='regexp_end'>/</span></span><span class='comma'>,</span><span class='id identifier rubyid_a'>a</span><span class='rparen'>)</span> <span class='op'>+</span> <span class='int'>2</span>
<span class='kw'>return</span> <span class='id identifier rubyid_stream'>stream</span><span class='lbracket'>[</span><span class='id identifier rubyid_a'>a</span><span class='op'>..</span><span class='id identifier rubyid_b'>b</span><span class='rbracket'>]</span>
<span class='kw'>end</span></pre>
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