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<h1>Source code for windows.winobject.handle</h1><div class="highlight"><pre>
<span></span><span class="kn">import</span> <span class="nn">os</span>
<span class="kn">import</span> <span class="nn">ctypes</span>
<span class="kn">import</span> <span class="nn">windows</span>
<span class="kn">from</span> <span class="nn">windows</span> <span class="k">import</span> <span class="n">winproxy</span>
<span class="kn">from</span> <span class="nn">windows.generated_def</span> <span class="k">import</span> <span class="n">windef</span>
<span class="kn">from</span> <span class="nn">windows.generated_def.winstructs</span> <span class="k">import</span> <span class="o">*</span>
<span class="c1"># Remove this ?</span>
<span class="k">class</span> <span class="nc">EPUBLIC_OBJECT_TYPE_INFORMATION</span><span class="p">(</span><span class="n">PUBLIC_OBJECT_TYPE_INFORMATION</span><span class="p">):</span>
<span class="k">pass</span>
<span class="n">current_process_pid</span> <span class="o">=</span> <span class="n">os</span><span class="o">.</span><span class="n">getpid</span><span class="p">()</span>
<div class="viewcode-block" id="Handle"><a class="viewcode-back" href="../../../handle.html#windows.winobject.handle.Handle">[docs]</a><span class="k">class</span> <span class="nc">Handle</span><span class="p">(</span><span class="n">SYSTEM_HANDLE</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;A handle of the system&quot;&quot;&quot;</span>
<span class="nd">@windows</span><span class="o">.</span><span class="n">utils</span><span class="o">.</span><span class="n">fixedpropety</span>
<span class="k">def</span> <span class="nf">process</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;The process possessing the handle</span>
<span class="sd"> :type: :class:`WinProcess &lt;windows.winobject.process.WinProcess&gt;`&quot;&quot;&quot;</span>
<span class="c1"># &quot;TODO: something smart ? :D&quot;</span>
<span class="c1"># return [p for p in windows.system.processes if p.pid == self.dwProcessId][0]</span>
<span class="k">return</span> <span class="n">windows</span><span class="o">.</span><span class="n">WinProcess</span><span class="p">(</span><span class="n">pid</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">dwProcessId</span><span class="p">)</span>
<span class="nd">@windows</span><span class="o">.</span><span class="n">utils</span><span class="o">.</span><span class="n">fixedpropety</span>
<span class="k">def</span> <span class="nf">name</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;The name of the handle</span>
<span class="sd"> :type: :class:`str`&quot;&quot;&quot;</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_get_object_name</span><span class="p">()</span>
<span class="nd">@windows</span><span class="o">.</span><span class="n">utils</span><span class="o">.</span><span class="n">fixedpropety</span>
<span class="k">def</span> <span class="nf">type</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;The type of the handle</span>
<span class="sd"> :type: :class:`str`&quot;&quot;&quot;</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_get_object_type</span><span class="p">()</span>
<span class="nd">@property</span>
<span class="k">def</span> <span class="nf">infos</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;TODO: DOC&quot;&quot;&quot;</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_get_object_basic_infos</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">_get_object_name</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="n">lh</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">local_handle</span>
<span class="n">size_needed</span> <span class="o">=</span> <span class="n">DWORD</span><span class="p">()</span>
<span class="n">yyy</span> <span class="o">=</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">c_buffer</span><span class="p">(</span><span class="mh">0x1000</span><span class="p">)</span>
<span class="n">winproxy</span><span class="o">.</span><span class="n">NtQueryObject</span><span class="p">(</span><span class="n">lh</span><span class="p">,</span> <span class="n">ObjectNameInformation</span><span class="p">,</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">byref</span><span class="p">(</span><span class="n">yyy</span><span class="p">),</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">sizeof</span><span class="p">(</span><span class="n">yyy</span><span class="p">),</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">byref</span><span class="p">(</span><span class="n">size_needed</span><span class="p">))</span>
<span class="k">return</span> <span class="n">LSA_UNICODE_STRING</span><span class="o">.</span><span class="n">from_buffer_copy</span><span class="p">(</span><span class="n">yyy</span><span class="p">[:</span><span class="n">size_needed</span><span class="o">.</span><span class="n">value</span><span class="p">])</span><span class="o">.</span><span class="n">str</span>
<span class="k">def</span> <span class="nf">_get_object_type</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="n">lh</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">local_handle</span>
<span class="n">xxx</span> <span class="o">=</span> <span class="n">EPUBLIC_OBJECT_TYPE_INFORMATION</span><span class="p">()</span>
<span class="n">size_needed</span> <span class="o">=</span> <span class="n">DWORD</span><span class="p">()</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">winproxy</span><span class="o">.</span><span class="n">NtQueryObject</span><span class="p">(</span><span class="n">lh</span><span class="p">,</span> <span class="n">ObjectTypeInformation</span><span class="p">,</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">byref</span><span class="p">(</span><span class="n">xxx</span><span class="p">),</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">sizeof</span><span class="p">(</span><span class="n">xxx</span><span class="p">),</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">byref</span><span class="p">(</span><span class="n">size_needed</span><span class="p">))</span>
<span class="k">except</span> <span class="ne">WindowsError</span> <span class="k">as</span> <span class="n">e</span><span class="p">:</span>
<span class="k">if</span> <span class="n">e</span><span class="o">.</span><span class="n">code</span> <span class="o">!=</span> <span class="n">STATUS_INFO_LENGTH_MISMATCH</span><span class="p">:</span>
<span class="c1"># print(&quot;ERROR WITH {0:x}&quot;.format(lh))</span>
<span class="k">raise</span>
<span class="n">size</span> <span class="o">=</span> <span class="n">size_needed</span><span class="o">.</span><span class="n">value</span>
<span class="n">buffer</span> <span class="o">=</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">c_buffer</span><span class="p">(</span><span class="n">size</span><span class="p">)</span>
<span class="n">winproxy</span><span class="o">.</span><span class="n">NtQueryObject</span><span class="p">(</span><span class="n">lh</span><span class="p">,</span> <span class="n">ObjectTypeInformation</span><span class="p">,</span> <span class="n">buffer</span><span class="p">,</span> <span class="n">size</span><span class="p">,</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">byref</span><span class="p">(</span><span class="n">size_needed</span><span class="p">))</span>
<span class="n">xxx</span> <span class="o">=</span> <span class="n">EPUBLIC_OBJECT_TYPE_INFORMATION</span><span class="o">.</span><span class="n">from_buffer_copy</span><span class="p">(</span><span class="n">buffer</span><span class="p">)</span>
<span class="k">return</span> <span class="n">xxx</span><span class="o">.</span><span class="n">TypeName</span><span class="o">.</span><span class="n">str</span>
<span class="k">def</span> <span class="nf">_get_object_basic_infos</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">pass</span>
<span class="n">lh</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">local_handle</span>
<span class="n">size_needed</span> <span class="o">=</span> <span class="n">DWORD</span><span class="p">()</span>
<span class="n">basic_infos</span> <span class="o">=</span> <span class="n">PUBLIC_OBJECT_BASIC_INFORMATION</span><span class="p">()</span>
<span class="n">winproxy</span><span class="o">.</span><span class="n">NtQueryObject</span><span class="p">(</span><span class="n">lh</span><span class="p">,</span> <span class="n">ObjectBasicInformation</span><span class="p">,</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">byref</span><span class="p">(</span><span class="n">basic_infos</span><span class="p">),</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">sizeof</span><span class="p">(</span><span class="n">basic_infos</span><span class="p">),</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">byref</span><span class="p">(</span><span class="n">size_needed</span><span class="p">))</span>
<span class="k">return</span> <span class="n">basic_infos</span>
<span class="c1">#PUBLIC_OBJECT_BASIC_INFORMATION</span>
<span class="nd">@windows</span><span class="o">.</span><span class="n">utils</span><span class="o">.</span><span class="n">fixedpropety</span>
<span class="k">def</span> <span class="nf">local_handle</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">&quot;&quot;&quot;A local copy of the handle, acquired with ``DuplicateHandle``</span>
<span class="sd"> :type: :class:`int`&quot;&quot;&quot;</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">dwProcessId</span> <span class="o">==</span> <span class="n">windows</span><span class="o">.</span><span class="n">current_process</span><span class="o">.</span><span class="n">pid</span><span class="p">:</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">wValue</span>
<span class="n">res</span> <span class="o">=</span> <span class="n">HANDLE</span><span class="p">()</span>
<span class="n">winproxy</span><span class="o">.</span><span class="n">DuplicateHandle</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">process</span><span class="o">.</span><span class="n">handle</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">wValue</span><span class="p">,</span> <span class="n">windows</span><span class="o">.</span><span class="n">current_process</span><span class="o">.</span><span class="n">handle</span><span class="p">,</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">byref</span><span class="p">(</span><span class="n">res</span><span class="p">),</span> <span class="n">dwOptions</span><span class="o">=</span><span class="n">DUPLICATE_SAME_ACCESS</span><span class="p">)</span>
<span class="k">return</span> <span class="n">res</span><span class="o">.</span><span class="n">value</span>
<span class="k">def</span> <span class="nf">description</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="n">stype</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">type</span>
<span class="n">descr_func</span> <span class="o">=</span> <span class="nb">getattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">&quot;description_&quot;</span> <span class="o">+</span> <span class="n">stype</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
<span class="k">if</span> <span class="n">descr_func</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="k">return</span> <span class="kc">None</span>
<span class="k">return</span> <span class="n">descr_func</span><span class="p">()</span>
<span class="k">def</span> <span class="nf">description_Process</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="n">proc</span> <span class="o">=</span> <span class="n">windows</span><span class="o">.</span><span class="n">WinProcess</span><span class="p">(</span><span class="n">handle</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">wValue</span><span class="p">)</span>
<span class="n">res</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="n">proc</span><span class="p">)</span>
<span class="k">del</span> <span class="n">proc</span><span class="o">.</span><span class="n">_handle</span>
<span class="k">return</span> <span class="n">res</span>
<span class="k">def</span> <span class="nf">description_Thread</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="n">thread</span> <span class="o">=</span> <span class="n">windows</span><span class="o">.</span><span class="n">WinThread</span><span class="p">(</span><span class="n">handle</span><span class="o">=</span><span class="bp">self</span><span class="o">.</span><span class="n">wValue</span><span class="p">)</span>
<span class="n">res</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="n">thread</span><span class="p">)</span>
<span class="k">del</span> <span class="n">thread</span><span class="o">.</span><span class="n">_handle</span>
<span class="k">return</span> <span class="n">res</span>
<span class="k">def</span> <span class="nf">__repr__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">return</span> <span class="s2">&quot;&lt;</span><span class="si">{0}</span><span class="s2"> value=&lt;0x</span><span class="si">{1:x}</span><span class="s2">&gt; in process pid=</span><span class="si">{2}</span><span class="s2">&gt;&quot;</span><span class="o">.</span><span class="n">format</span><span class="p">(</span><span class="nb">type</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="vm">__name__</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">wValue</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">dwProcessId</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">__del__</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">dwProcessId</span> <span class="o">==</span> <span class="n">current_process_pid</span><span class="p">:</span>
<span class="k">return</span>
<span class="k">if</span> <span class="nb">hasattr</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="s2">&quot;_local_handle&quot;</span><span class="p">):</span>
<span class="k">return</span> <span class="n">winproxy</span><span class="o">.</span><span class="n">CloseHandle</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">_local_handle</span><span class="p">)</span></div>
<span class="k">def</span> <span class="nf">enumerate_handles</span><span class="p">():</span>
<span class="n">size_needed</span> <span class="o">=</span> <span class="n">ULONG</span><span class="p">()</span>
<span class="n">size</span> <span class="o">=</span> <span class="mh">0x1000</span>
<span class="n">buffer</span> <span class="o">=</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">c_buffer</span><span class="p">(</span><span class="n">size</span><span class="p">)</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">winproxy</span><span class="o">.</span><span class="n">NtQuerySystemInformation</span><span class="p">(</span><span class="mi">16</span><span class="p">,</span> <span class="n">buffer</span><span class="p">,</span> <span class="n">size</span><span class="p">,</span> <span class="n">ReturnLength</span><span class="o">=</span><span class="n">ctypes</span><span class="o">.</span><span class="n">byref</span><span class="p">(</span><span class="n">size_needed</span><span class="p">))</span>
<span class="k">except</span> <span class="ne">WindowsError</span> <span class="k">as</span> <span class="n">e</span><span class="p">:</span>
<span class="k">pass</span>
<span class="n">size</span> <span class="o">=</span> <span class="n">size_needed</span><span class="o">.</span><span class="n">value</span> <span class="o">+</span> <span class="mh">0x1000</span>
<span class="n">buffer</span> <span class="o">=</span> <span class="n">ctypes</span><span class="o">.</span><span class="n">c_buffer</span><span class="p">(</span><span class="n">size</span><span class="p">)</span>
<span class="n">winproxy</span><span class="o">.</span><span class="n">NtQuerySystemInformation</span><span class="p">(</span><span class="mi">16</span><span class="p">,</span> <span class="n">buffer</span><span class="p">,</span> <span class="n">size</span><span class="p">,</span> <span class="n">ReturnLength</span><span class="o">=</span><span class="n">ctypes</span><span class="o">.</span><span class="n">byref</span><span class="p">(</span><span class="n">size_needed</span><span class="p">))</span>
<span class="n">x</span> <span class="o">=</span> <span class="n">SYSTEM_HANDLE_INFORMATION</span><span class="o">.</span><span class="n">from_buffer</span><span class="p">(</span><span class="n">buffer</span><span class="p">)</span>
<span class="k">class</span> <span class="nc">_GENERATED_SYSTEM_HANDLE_INFORMATION</span><span class="p">(</span><span class="n">ctypes</span><span class="o">.</span><span class="n">Structure</span><span class="p">):</span>
<span class="n">_fields_</span> <span class="o">=</span> <span class="p">[</span>
<span class="p">(</span><span class="s2">&quot;HandleCount&quot;</span><span class="p">,</span> <span class="n">ULONG</span><span class="p">),</span>
<span class="p">(</span><span class="s2">&quot;Handles&quot;</span><span class="p">,</span> <span class="n">Handle</span> <span class="o">*</span> <span class="n">x</span><span class="o">.</span><span class="n">HandleCount</span><span class="p">),</span>
<span class="p">]</span>
<span class="k">return</span> <span class="nb">list</span><span class="p">(</span><span class="n">_GENERATED_SYSTEM_HANDLE_INFORMATION</span><span class="o">.</span><span class="n">from_buffer_copy</span><span class="p">(</span><span class="n">buffer</span><span class="p">[:</span><span class="n">size_needed</span><span class="o">.</span><span class="n">value</span><span class="p">])</span><span class="o">.</span><span class="n">Handles</span><span class="p">)</span>
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