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<div class="headertitle"><div class="title">theo::obf::transform::operation_t Class Reference</div></div>
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<p><a class="el" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html" title="operation_t is the base class for all types of transformations. classes that inherit this class are s...">operation_t</a> is the base class for all types of transformations. classes that inherit this class are singleton and simply call the super constructor (<a class="el" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#a3876ca1c7904aed54940e1519fc9fdf4" title="explicit constructor for operation_t">operation_t::operation_t</a>).
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<a href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#details">More...</a></p>
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<p><code>#include "<a class="el" href="../../d5/da4/operation_8hpp_source.html">operation.hpp</a>"</code></p>
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<div class="dynheader">
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Inheritance diagram for theo::obf::transform::operation_t:</div>
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<img src="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.png" usemap="#theo::obf::transform::operation_5Ft_map" alt=""/>
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<map id="theo::obf::transform::operation_5Ft_map" name="theo::obf::transform::operation_5Ft_map">
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<area href="../../d5/d9f/classtheo_1_1obf_1_1transform_1_1add__op__t.html" alt="theo::obf::transform::add_op_t" shape="rect" coords="0,56,188,80"/>
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<area href="../../d6/d52/classtheo_1_1obf_1_1transform_1_1rol__op__t.html" alt="theo::obf::transform::rol_op_t" shape="rect" coords="198,56,386,80"/>
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<area href="../../db/d8f/classtheo_1_1obf_1_1transform_1_1ror__op__t.html" alt="theo::obf::transform::ror_op_t" shape="rect" coords="396,56,584,80"/>
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<area href="../../d6/d52/classtheo_1_1obf_1_1transform_1_1sub__op__t.html" alt="theo::obf::transform::sub_op_t" shape="rect" coords="594,56,782,80"/>
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<area href="../../da/db7/classtheo_1_1obf_1_1transform_1_1xor__op__t.html" alt="theo::obf::transform::xor_op_t" shape="rect" coords="792,56,980,80"/>
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Public Member Functions</h2></td></tr>
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<tr class="memitem:a3876ca1c7904aed54940e1519fc9fdf4"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#a3876ca1c7904aed54940e1519fc9fdf4">operation_t</a> (<a class="el" href="../../d8/d82/namespacetheo_1_1obf_1_1transform.html#a875984c1ce09aa998fe48cca55270ecc">transform_t</a> op, xed_iclass_enum_t <a class="el" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#a8558c2a8e78ef8da59674396bc76157f">type</a>)</td></tr>
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<tr class="memdesc:a3876ca1c7904aed54940e1519fc9fdf4"><td class="mdescLeft"> </td><td class="mdescRight">explicit constructor for <a class="el" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html" title="operation_t is the base class for all types of transformations. classes that inherit this class are s...">operation_t</a> <a href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#a3876ca1c7904aed54940e1519fc9fdf4">More...</a><br /></td></tr>
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<tr class="separator:a3876ca1c7904aed54940e1519fc9fdf4"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a30cad572f62baf0c10fdc7026d7cba44"><td class="memItemLeft" align="right" valign="top">std::vector< std::uint8_t > </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#a30cad572f62baf0c10fdc7026d7cba44">native</a> (const xed_decoded_inst_t *inst, std::uint32_t imm)</td></tr>
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<tr class="memdesc:a30cad572f62baf0c10fdc7026d7cba44"><td class="mdescLeft"> </td><td class="mdescRight">generates a native transform instruction given an existing instruction. it works like so: <a href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#a30cad572f62baf0c10fdc7026d7cba44">More...</a><br /></td></tr>
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<tr class="separator:a30cad572f62baf0c10fdc7026d7cba44"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a91f9b94436d49659aaabb291786b3c7b"><td class="memItemLeft" align="right" valign="top">xed_iclass_enum_t </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#a91f9b94436d49659aaabb291786b3c7b">inverse</a> ()</td></tr>
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<tr class="memdesc:a91f9b94436d49659aaabb291786b3c7b"><td class="mdescLeft"> </td><td class="mdescRight">gets the inverse operation of the current operation. <a href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#a91f9b94436d49659aaabb291786b3c7b">More...</a><br /></td></tr>
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<tr class="separator:a91f9b94436d49659aaabb291786b3c7b"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aed18bfd26da1a198f3b5f81525bcbb66"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d8/d82/namespacetheo_1_1obf_1_1transform.html#a875984c1ce09aa998fe48cca55270ecc">transform_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#aed18bfd26da1a198f3b5f81525bcbb66">get_transform</a> ()</td></tr>
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<tr class="memdesc:aed18bfd26da1a198f3b5f81525bcbb66"><td class="mdescLeft"> </td><td class="mdescRight">gets a pointer to the lambda function which contains the transform logic. <a href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#aed18bfd26da1a198f3b5f81525bcbb66">More...</a><br /></td></tr>
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<tr class="separator:aed18bfd26da1a198f3b5f81525bcbb66"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a8558c2a8e78ef8da59674396bc76157f"><td class="memItemLeft" align="right" valign="top">xed_iclass_enum_t </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#a8558c2a8e78ef8da59674396bc76157f">type</a> ()</td></tr>
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<tr class="memdesc:a8558c2a8e78ef8da59674396bc76157f"><td class="mdescLeft"> </td><td class="mdescRight">gets the operation type. such as XED_ICLASS_ADD, XED_ICLASS_SUB, etc... <a href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#a8558c2a8e78ef8da59674396bc76157f">More...</a><br /></td></tr>
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Static Public Member Functions</h2></td></tr>
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<tr class="memitem:aaa5859bc3c7f95d99d4d726289593488"><td class="memItemLeft" align="right" valign="top">static std::size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#aaa5859bc3c7f95d99d4d726289593488">random</a> (std::size_t lowest, std::size_t largest)</td></tr>
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<tr class="memdesc:aaa5859bc3c7f95d99d4d726289593488"><td class="mdescLeft"> </td><td class="mdescRight">generate a random number in a range. <a href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#aaa5859bc3c7f95d99d4d726289593488">More...</a><br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><p ><a class="el" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html" title="operation_t is the base class for all types of transformations. classes that inherit this class are s...">operation_t</a> is the base class for all types of transformations. classes that inherit this class are singleton and simply call the super constructor (<a class="el" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#a3876ca1c7904aed54940e1519fc9fdf4" title="explicit constructor for operation_t">operation_t::operation_t</a>). </p>
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<p class="definition">Definition at line <a class="el" href="../../d5/da4/operation_8hpp_source.html#l00061">61</a> of file <a class="el" href="../../d5/da4/operation_8hpp_source.html">operation.hpp</a>.</p>
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</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a3876ca1c7904aed54940e1519fc9fdf4">◆ </a></span>operation_t()</h2>
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<td>(</td>
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<td class="paramtype"><a class="el" href="../../d8/d82/namespacetheo_1_1obf_1_1transform.html#a875984c1ce09aa998fe48cca55270ecc">transform_t</a> </td>
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<td class="paramname"><em>op</em>, </td>
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<p>explicit constructor for <a class="el" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html" title="operation_t is the base class for all types of transformations. classes that inherit this class are s...">operation_t</a> </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">op</td><td>lambda function when executed applies transformations.</td></tr>
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<tr><td class="paramname">type</td><td>type of transformation, such as XOR, ADD, SUB, etc...</td></tr>
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<p class="definition">Definition at line <a class="el" href="../../d5/da4/operation_8hpp_source.html#l00069">69</a> of file <a class="el" href="../../d5/da4/operation_8hpp_source.html">operation.hpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 70</span> : m_transform(op), m_type(<a class="code hl_function" href="../../d7/de2/classtheo_1_1obf_1_1transform_1_1operation__t.html#a8558c2a8e78ef8da59674396bc76157f" title="gets the operation type. such as XED_ICLASS_ADD, XED_ICLASS_SUB, etc...">type</a>) {}</div>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#aed18bfd26da1a198f3b5f81525bcbb66">◆ </a></span>get_transform()</h2>
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<p>gets a pointer to the lambda function which contains the transform logic. </p>
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<dl class="section return"><dt>Returns</dt><dd>a pointer to the lambda function which contains the transform logic.</dd></dl>
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<p class="definition">Definition at line <a class="el" href="../../d5/da4/operation_8hpp_source.html#l00133">133</a> of file <a class="el" href="../../d5/da4/operation_8hpp_source.html">operation.hpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 133</span>{ <span class="keywordflow">return</span> &m_transform; }</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a91f9b94436d49659aaabb291786b3c7b">◆ </a></span>inverse()</h2>
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<p>gets the inverse operation of the current operation. </p>
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<dl class="section return"><dt>Returns</dt><dd>the inverse operation of the current operation.</dd></dl>
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<p class="definition">Definition at line <a class="el" href="../../d5/da4/operation_8hpp_source.html#l00126">126</a> of file <a class="el" href="../../d5/da4/operation_8hpp_source.html">operation.hpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 126</span>{ <span class="keywordflow">return</span> m_inverse_op[m_type]; }</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a30cad572f62baf0c10fdc7026d7cba44">◆ </a></span>native()</h2>
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<td class="memname">std::vector< std::uint8_t > theo::obf::transform::operation_t::native </td>
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<td>(</td>
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<td class="paramtype">const xed_decoded_inst_t * </td>
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<td class="paramname"><em>inst</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">std::uint32_t </td>
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<td class="paramname"><em>imm</em> </td>
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<td>)</td>
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<span class="mlabels"><span class="mlabel">inline</span></span> </td>
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</div><div class="memdoc">
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<p>generates a native transform instruction given an existing instruction. it works like so: </p>
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<p >mov rax, &MessageBoxA ; original instruction with relocation</p>
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<p >; this function takes the first operand and out of the original ; instruction and uses it to generate a transformation.</p>
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<p >xor rax, 0x39280928 ; this would be an example output for the xor ;operation.</p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">inst</td><td>instruction with a relocation to generate a transformation for.</td></tr>
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<tr><td class="paramname">imm</td><td>random 32bit number used in the generate transform.</td></tr>
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</table>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>returns the bytes of the native instruction that was encoded.</dd></dl>
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<p class="definition">Definition at line <a class="el" href="../../d5/da4/operation_8hpp_source.html#l00089">89</a> of file <a class="el" href="../../d5/da4/operation_8hpp_source.html">operation.hpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 90</span> {</div>
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<div class="line"><span class="lineno"> 91</span> std::uint32_t inst_len = {};</div>
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<div class="line"><span class="lineno"> 92</span> std::uint8_t inst_buff[XED_MAX_INSTRUCTION_BYTES];</div>
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<div class="line"><span class="lineno"> 93</span> </div>
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<div class="line"><span class="lineno"> 94</span> xed_error_enum_t err;</div>
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<div class="line"><span class="lineno"> 95</span> xed_encoder_request_init_from_decode((xed_decoded_inst_s*)inst);</div>
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<div class="line"><span class="lineno"> 96</span> xed_encoder_request_t* req = (xed_encoder_request_t*)inst;</div>
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<div class="line"><span class="lineno"> 97</span> </div>
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<div class="line"><span class="lineno"> 98</span> <span class="keywordflow">switch</span> (m_type) {</div>
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<div class="line"><span class="lineno"> 99</span> <span class="keywordflow">case</span> XED_ICLASS_ROR:</div>
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<div class="line"><span class="lineno"> 100</span> <span class="keywordflow">case</span> XED_ICLASS_ROL:</div>
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<div class="line"><span class="lineno"> 101</span> xed_encoder_request_set_uimm0(req, imm, 1);</div>
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<div class="line"><span class="lineno"> 102</span> <span class="keywordflow">break</span>;</div>
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<div class="line"><span class="lineno"> 103</span> <span class="keywordflow">default</span>:</div>
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<div class="line"><span class="lineno"> 104</span> xed_encoder_request_set_uimm0(req, imm, 4);</div>
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<div class="line"><span class="lineno"> 105</span> <span class="keywordflow">break</span>;</div>
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<div class="line"><span class="lineno"> 106</span> }</div>
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<div class="line"><span class="lineno"> 107</span> </div>
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<div class="line"><span class="lineno"> 108</span> xed_encoder_request_set_iclass(req, m_type);</div>
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<div class="line"><span class="lineno"> 109</span> xed_encoder_request_set_operand_order(req, 1, XED_OPERAND_IMM0);</div>
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<div class="line"><span class="lineno"> 110</span> </div>
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<div class="line"><span class="lineno"> 111</span> <span class="keywordflow">if</span> ((err = xed_encode(req, inst_buff, <span class="keyword">sizeof</span>(inst_buff), &inst_len)) !=</div>
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<div class="line"><span class="lineno"> 112</span> XED_ERROR_NONE) {</div>
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<div class="line"><span class="lineno"> 113</span> spdlog::error(<span class="stringliteral">"failed to encode instruction... reason: {}"</span>,</div>
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<div class="line"><span class="lineno"> 114</span> xed_error_enum_t2str(err));</div>
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<div class="line"><span class="lineno"> 115</span> </div>
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<div class="line"><span class="lineno"> 116</span> assert(err == XED_ERROR_NONE);</div>
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<div class="line"><span class="lineno"> 117</span> }</div>
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<div class="line"><span class="lineno"> 118</span> </div>
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<div class="line"><span class="lineno"> 119</span> <span class="keywordflow">return</span> std::vector<std::uint8_t>(inst_buff, inst_buff + inst_len);</div>
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<div class="line"><span class="lineno"> 120</span> }</div>
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</div><!-- fragment -->
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</div>
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</div>
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<a id="aaa5859bc3c7f95d99d4d726289593488" name="aaa5859bc3c7f95d99d4d726289593488"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#aaa5859bc3c7f95d99d4d726289593488">◆ </a></span>random()</h2>
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<td class="memname">static std::size_t theo::obf::transform::operation_t::random </td>
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<td>(</td>
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<td class="paramtype">std::size_t </td>
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<td class="paramname"><em>lowest</em>, </td>
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<td class="paramtype">std::size_t </td>
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<td class="paramname"><em>largest</em> </td>
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<td>)</td>
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<p>generate a random number in a range. </p>
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<dl class="params"><dt>Parameters</dt><dd>
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<table class="params">
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<tr><td class="paramname">lowest</td><td>lowest value of the range.</td></tr>
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<tr><td class="paramname">largest</td><td>highest value of the range.</td></tr>
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</table>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>a random value in a range.</dd></dl>
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<p class="definition">Definition at line <a class="el" href="../../d5/da4/operation_8hpp_source.html#l00148">148</a> of file <a class="el" href="../../d5/da4/operation_8hpp_source.html">operation.hpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 148</span> {</div>
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<div class="line"><span class="lineno"> 149</span> std::random_device rd;</div>
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<div class="line"><span class="lineno"> 150</span> std::mt19937 gen(rd());</div>
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<div class="line"><span class="lineno"> 151</span> std::uniform_int_distribution<std::size_t> distr(lowest, largest);</div>
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<div class="line"><span class="lineno"> 152</span> <span class="keywordflow">return</span> distr(gen);</div>
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<div class="line"><span class="lineno"> 153</span> }</div>
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</div><!-- fragment -->
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<p class="reference">Referenced by <a class="el" href="../../d5/d18/gen_8hpp_source.html#l00045">theo::obf::transform::generate()</a>.</p>
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<a id="a8558c2a8e78ef8da59674396bc76157f" name="a8558c2a8e78ef8da59674396bc76157f"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a8558c2a8e78ef8da59674396bc76157f">◆ </a></span>type()</h2>
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<td class="memname">xed_iclass_enum_t theo::obf::transform::operation_t::type </td>
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<td>(</td>
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<td class="paramname"></td><td>)</td>
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<p>gets the operation type. such as XED_ICLASS_ADD, XED_ICLASS_SUB, etc... </p>
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<dl class="section return"><dt>Returns</dt><dd>the operation type. such as XED_ICLASS_ADD, XED_ICLASS_SUB, etc...</dd></dl>
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<p class="definition">Definition at line <a class="el" href="../../d5/da4/operation_8hpp_source.html#l00140">140</a> of file <a class="el" href="../../d5/da4/operation_8hpp_source.html">operation.hpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 140</span>{ <span class="keywordflow">return</span> m_type; }</div>
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</div><!-- fragment -->
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</div>
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</div>
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<hr/>The documentation for this class was generated from the following file:<ul>
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<li>include/obf/transform/<a class="el" href="../../d5/da4/operation_8hpp_source.html">operation.hpp</a></li>
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</ul>
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