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<a href="#define-members">Macros</a> &#124;
<a href="#func-members">Functions</a> </div>
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<div class="title">wcc_BLS461.h File Reference</div> </div>
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<p>WCC Header File.
<a href="#details">More...</a></p>
<div class="textblock"><code>#include &quot;<a class="el" href="pair__BLS461_8h_source.html">pair_BLS461.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="pbc__support_8h_source.html">pbc_support.h</a>&quot;</code><br />
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<p><a href="wcc__BLS461_8h_source.html">Go to the source code of this file.</a></p>
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Macros</h2></td></tr>
<tr class="memitem:af90b71c47a834a60d653b423924fab44"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#af90b71c47a834a60d653b423924fab44">WCC_PGS_BLS461</a>&#160;&#160;&#160;<a class="el" href="config__big__464__60_8h.html#a442cabbdb66ae413e2c26865230cf955">MODBYTES_464_60</a></td></tr>
<tr class="separator:af90b71c47a834a60d653b423924fab44"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a035a967168dad2797cb2d766366aca5d"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#a035a967168dad2797cb2d766366aca5d">WCC_PFS_BLS461</a>&#160;&#160;&#160;<a class="el" href="config__big__464__60_8h.html#a442cabbdb66ae413e2c26865230cf955">MODBYTES_464_60</a></td></tr>
<tr class="separator:a035a967168dad2797cb2d766366aca5d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a91291c41e3237e9b64d98d4052805841"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#a91291c41e3237e9b64d98d4052805841">WCC_OK</a>&#160;&#160;&#160;0</td></tr>
<tr class="separator:a91291c41e3237e9b64d98d4052805841"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a700ca6eda19205f1d60161b8314a9552"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#a700ca6eda19205f1d60161b8314a9552">WCC_INVALID_POINT</a>&#160;&#160;&#160;-51</td></tr>
<tr class="separator:a700ca6eda19205f1d60161b8314a9552"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1e05b1cc58149344b3646bfaccd634a6"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#a1e05b1cc58149344b3646bfaccd634a6">TIME_SLOT_MINUTES</a>&#160;&#160;&#160;1440</td></tr>
<tr class="separator:a1e05b1cc58149344b3646bfaccd634a6"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a88208820c0de8e46fe682d2e1ea225bb"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#a88208820c0de8e46fe682d2e1ea225bb">PIV</a>&#160;&#160;&#160;12</td></tr>
<tr class="separator:a88208820c0de8e46fe682d2e1ea225bb"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a15af35aa0d71cab6c5c72dac99de8215"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#a15af35aa0d71cab6c5c72dac99de8215">PTAG</a>&#160;&#160;&#160;16</td></tr>
<tr class="separator:a15af35aa0d71cab6c5c72dac99de8215"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:a59c2e60f013d01ade125037ee997fc2b"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#a59c2e60f013d01ade125037ee997fc2b">WCC_BLS461_RANDOM_GENERATE</a> (<a class="el" href="structcsprng.html">csprng</a> *RNG, <a class="el" href="structoctet.html">octet</a> *S)</td></tr>
<tr class="memdesc:a59c2e60f013d01ade125037ee997fc2b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Generate a random integer. <a href="#a59c2e60f013d01ade125037ee997fc2b">More...</a><br /></td></tr>
<tr class="separator:a59c2e60f013d01ade125037ee997fc2b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a33bff94fbc8f3cc7213db8500ec21357"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#a33bff94fbc8f3cc7213db8500ec21357">WCC_BLS461_Hq</a> (int sha, <a class="el" href="structoctet.html">octet</a> *A, <a class="el" href="structoctet.html">octet</a> *B, <a class="el" href="structoctet.html">octet</a> *C, <a class="el" href="structoctet.html">octet</a> *D, <a class="el" href="structoctet.html">octet</a> *h)</td></tr>
<tr class="memdesc:a33bff94fbc8f3cc7213db8500ec21357"><td class="mdescLeft">&#160;</td><td class="mdescRight">Hash EC Points and Id to an integer. <a href="#a33bff94fbc8f3cc7213db8500ec21357">More...</a><br /></td></tr>
<tr class="separator:a33bff94fbc8f3cc7213db8500ec21357"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a89f8e10b96d31458d885001988d3cd0b"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#a89f8e10b96d31458d885001988d3cd0b">WCC_BLS461_GET_G2_MULTIPLE</a> (<a class="el" href="structoctet.html">octet</a> *S, <a class="el" href="structoctet.html">octet</a> *HID, <a class="el" href="structoctet.html">octet</a> *VG2)</td></tr>
<tr class="memdesc:a89f8e10b96d31458d885001988d3cd0b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Calculate value in G2 multiplied by an integer. <a href="#a89f8e10b96d31458d885001988d3cd0b">More...</a><br /></td></tr>
<tr class="separator:a89f8e10b96d31458d885001988d3cd0b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1beaa00cd227c5204571163a80033d09"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#a1beaa00cd227c5204571163a80033d09">WCC_BLS461_GET_G1_MULTIPLE</a> (<a class="el" href="structoctet.html">octet</a> *S, <a class="el" href="structoctet.html">octet</a> *HID, <a class="el" href="structoctet.html">octet</a> *VG1)</td></tr>
<tr class="memdesc:a1beaa00cd227c5204571163a80033d09"><td class="mdescLeft">&#160;</td><td class="mdescRight">Calculate value in G1 multiplied by an integer. <a href="#a1beaa00cd227c5204571163a80033d09">More...</a><br /></td></tr>
<tr class="separator:a1beaa00cd227c5204571163a80033d09"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aae5e1bd228fbc2ca9c771ee84c6e3e70"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#aae5e1bd228fbc2ca9c771ee84c6e3e70">WCC_BLS461_SENDER_KEY</a> (int sha, <a class="el" href="structoctet.html">octet</a> *xOct, <a class="el" href="structoctet.html">octet</a> *piaOct, <a class="el" href="structoctet.html">octet</a> *pibOct, <a class="el" href="structoctet.html">octet</a> *PbG2Oct, <a class="el" href="structoctet.html">octet</a> *PgG1Oct, <a class="el" href="structoctet.html">octet</a> *AKeyG1Oct, <a class="el" href="structoctet.html">octet</a> *IdBOct, <a class="el" href="structoctet.html">octet</a> *AESKeyOct)</td></tr>
<tr class="memdesc:aae5e1bd228fbc2ca9c771ee84c6e3e70"><td class="mdescLeft">&#160;</td><td class="mdescRight">Calculate the sender AES key. <a href="#aae5e1bd228fbc2ca9c771ee84c6e3e70">More...</a><br /></td></tr>
<tr class="separator:aae5e1bd228fbc2ca9c771ee84c6e3e70"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a398831c03792b0ecd07eb5b34db525e8"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#a398831c03792b0ecd07eb5b34db525e8">WCC_BLS461_RECEIVER_KEY</a> (int sha, <a class="el" href="structoctet.html">octet</a> *yOct, <a class="el" href="structoctet.html">octet</a> *wOct, <a class="el" href="structoctet.html">octet</a> *piaOct, <a class="el" href="structoctet.html">octet</a> *pibOct, <a class="el" href="structoctet.html">octet</a> *PaG1Oct, <a class="el" href="structoctet.html">octet</a> *PgG1Oct, <a class="el" href="structoctet.html">octet</a> *BKeyG2Oct, <a class="el" href="structoctet.html">octet</a> *IdAOct, <a class="el" href="structoctet.html">octet</a> *AESKeyOct)</td></tr>
<tr class="memdesc:a398831c03792b0ecd07eb5b34db525e8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Calculate the receiver AES key. <a href="#a398831c03792b0ecd07eb5b34db525e8">More...</a><br /></td></tr>
<tr class="separator:a398831c03792b0ecd07eb5b34db525e8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:add8f6b0bd8f851380f3609db1d13835e"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#add8f6b0bd8f851380f3609db1d13835e">WCC_BLS461_RECOMBINE_G1</a> (<a class="el" href="structoctet.html">octet</a> *R1, <a class="el" href="structoctet.html">octet</a> *R2, <a class="el" href="structoctet.html">octet</a> *R)</td></tr>
<tr class="memdesc:add8f6b0bd8f851380f3609db1d13835e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Add two members from the group G1. <a href="#add8f6b0bd8f851380f3609db1d13835e">More...</a><br /></td></tr>
<tr class="separator:add8f6b0bd8f851380f3609db1d13835e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8bc70a4897314b4a5798feeefc11023c"><td class="memItemLeft" align="right" valign="top">int&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="wcc__BLS461_8h.html#a8bc70a4897314b4a5798feeefc11023c">WCC_BLS461_RECOMBINE_G2</a> (<a class="el" href="structoctet.html">octet</a> *W1, <a class="el" href="structoctet.html">octet</a> *W2, <a class="el" href="structoctet.html">octet</a> *W)</td></tr>
<tr class="memdesc:a8bc70a4897314b4a5798feeefc11023c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Add two members from the group G2. <a href="#a8bc70a4897314b4a5798feeefc11023c">More...</a><br /></td></tr>
<tr class="separator:a8bc70a4897314b4a5798feeefc11023c"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><dl class="section author"><dt>Author</dt><dd>Mike Scott </dd>
<dd>
Kealan McCusker </dd></dl>
</div><h2 class="groupheader">Macro Definition Documentation</h2>
<a id="a88208820c0de8e46fe682d2e1ea225bb"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a88208820c0de8e46fe682d2e1ea225bb">&#9670;&nbsp;</a></span>PIV</h2>
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<td class="memname">#define PIV&#160;&#160;&#160;12</td>
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</div><div class="memdoc">
<p>AES-GCM Initialization Vector Size </p>
</div>
</div>
<a id="a15af35aa0d71cab6c5c72dac99de8215"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a15af35aa0d71cab6c5c72dac99de8215">&#9670;&nbsp;</a></span>PTAG</h2>
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<td class="memname">#define PTAG&#160;&#160;&#160;16</td>
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<p>AES-GCM MAC Size </p>
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</div>
<a id="a1e05b1cc58149344b3646bfaccd634a6"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a1e05b1cc58149344b3646bfaccd634a6">&#9670;&nbsp;</a></span>TIME_SLOT_MINUTES</h2>
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<td class="memname">#define TIME_SLOT_MINUTES&#160;&#160;&#160;1440</td>
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<p>Time Slot = 1 day </p>
</div>
</div>
<a id="a700ca6eda19205f1d60161b8314a9552"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a700ca6eda19205f1d60161b8314a9552">&#9670;&nbsp;</a></span>WCC_INVALID_POINT</h2>
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<td class="memname">#define WCC_INVALID_POINT&#160;&#160;&#160;-51</td>
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</div><div class="memdoc">
<p>Point is NOT on the curve </p>
</div>
</div>
<a id="a91291c41e3237e9b64d98d4052805841"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a91291c41e3237e9b64d98d4052805841">&#9670;&nbsp;</a></span>WCC_OK</h2>
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<td class="memname">#define WCC_OK&#160;&#160;&#160;0</td>
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<p>Function completed without error </p>
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</div>
<a id="a035a967168dad2797cb2d766366aca5d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a035a967168dad2797cb2d766366aca5d">&#9670;&nbsp;</a></span>WCC_PFS_BLS461</h2>
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<td class="memname">#define WCC_PFS_BLS461&#160;&#160;&#160;<a class="el" href="config__big__464__60_8h.html#a442cabbdb66ae413e2c26865230cf955">MODBYTES_464_60</a></td>
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</table>
</div><div class="memdoc">
<p>WCC Field Size </p>
</div>
</div>
<a id="af90b71c47a834a60d653b423924fab44"></a>
<h2 class="memtitle"><span class="permalink"><a href="#af90b71c47a834a60d653b423924fab44">&#9670;&nbsp;</a></span>WCC_PGS_BLS461</h2>
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<td class="memname">#define WCC_PGS_BLS461&#160;&#160;&#160;<a class="el" href="config__big__464__60_8h.html#a442cabbdb66ae413e2c26865230cf955">MODBYTES_464_60</a></td>
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<p>WCC Group Size </p>
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</div>
<h2 class="groupheader">Function Documentation</h2>
<a id="a1beaa00cd227c5204571163a80033d09"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a1beaa00cd227c5204571163a80033d09">&#9670;&nbsp;</a></span>WCC_BLS461_GET_G1_MULTIPLE()</h2>
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<td class="memname">int WCC_BLS461_GET_G1_MULTIPLE </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>S</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>HID</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>VG1</em>&#160;</td>
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<td></td>
<td>)</td>
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<p>Calculate a value in G1. VG1 = s*H1(ID) where ID is the identity.</p>
<ol>
<li>
VG1 = s*H1(ID) </li>
</ol>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">S</td><td>integer modulus curve order </td></tr>
<tr><td class="paramname">HID</td><td>Hash of ID padded with zeros to the field size </td></tr>
<tr><td class="paramname">VG1</td><td>EC point VG1 = s*H1(ID) </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>rtn Returns 0 if successful or else an error code </dd></dl>
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</div>
<a id="a89f8e10b96d31458d885001988d3cd0b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a89f8e10b96d31458d885001988d3cd0b">&#9670;&nbsp;</a></span>WCC_BLS461_GET_G2_MULTIPLE()</h2>
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<td class="memname">int WCC_BLS461_GET_G2_MULTIPLE </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>S</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>HID</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>VG2</em>&#160;</td>
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<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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<p>Calculate a value in G2. VG2 = s*H2(ID) where ID is the identity.</p>
<ol>
<li>
VG2 = s*H2(ID) </li>
</ol>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">S</td><td>integer modulus curve order </td></tr>
<tr><td class="paramname">HID</td><td>Hash of ID padded with zeros to the field size </td></tr>
<tr><td class="paramname">VG2</td><td>EC Point VG2 = s*H2(ID) </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>rtn Returns 0 if successful or else an error code </dd></dl>
</div>
</div>
<a id="a33bff94fbc8f3cc7213db8500ec21357"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a33bff94fbc8f3cc7213db8500ec21357">&#9670;&nbsp;</a></span>WCC_BLS461_Hq()</h2>
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<td class="memname">void WCC_BLS461_Hq </td>
<td>(</td>
<td class="paramtype">int&#160;</td>
<td class="paramname"><em>sha</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>A</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>B</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>C</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>D</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>h</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Perform sha256 of EC Points and Id. Map to an integer modulo the curve order.</p>
<ol>
<li>
x = toInteger(sha256(A,B,C,D)) </li>
<li>
h = x % q where q is the curve order </li>
</ol>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">sha</td><td>Hash type </td></tr>
<tr><td class="paramname">A</td><td>EC Point </td></tr>
<tr><td class="paramname">B</td><td>EC Point </td></tr>
<tr><td class="paramname">C</td><td>EC Point </td></tr>
<tr><td class="paramname">D</td><td>Identity </td></tr>
<tr><td class="paramname">h</td><td>Integer result </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="a59c2e60f013d01ade125037ee997fc2b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a59c2e60f013d01ade125037ee997fc2b">&#9670;&nbsp;</a></span>WCC_BLS461_RANDOM_GENERATE()</h2>
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<td class="memname">int WCC_BLS461_RANDOM_GENERATE </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structcsprng.html">csprng</a> *&#160;</td>
<td class="paramname"><em>RNG</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>S</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
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<p>Generate a random number modulus the group order.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">RNG</td><td>cryptographically secure random number generator </td></tr>
<tr><td class="paramname">S</td><td>Returned random integer modulus the group order </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="a398831c03792b0ecd07eb5b34db525e8"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a398831c03792b0ecd07eb5b34db525e8">&#9670;&nbsp;</a></span>WCC_BLS461_RECEIVER_KEY()</h2>
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<div class="memproto">
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<td class="memname">int WCC_BLS461_RECEIVER_KEY </td>
<td>(</td>
<td class="paramtype">int&#160;</td>
<td class="paramname"><em>sha</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>yOct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>wOct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>piaOct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>pibOct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>PaG1Oct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>PgG1Oct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>BKeyG2Oct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>IdAOct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>AESKeyOct</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Calculate the receiver AES key.</p>
<ol>
<li>
j=e(pia.AG1+PaG1,(y+pib).BKeyG2) </li>
<li>
K=H(j,w.PaG1) </li>
</ol>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">sha</td><td>Hash type </td></tr>
<tr><td class="paramname">yOct</td><td>Random y &lt; q where q is the curve order </td></tr>
<tr><td class="paramname">wOct</td><td>Random w &lt; q where q is the curve order </td></tr>
<tr><td class="paramname">piaOct</td><td>Hq(PaG1,PbG2,PgG1) </td></tr>
<tr><td class="paramname">pibOct</td><td>Hq(PbG2,PaG1,PgG1) </td></tr>
<tr><td class="paramname">PaG1Oct</td><td>x.AG1 where x &lt; q </td></tr>
<tr><td class="paramname">PgG1Oct</td><td>w.AG1 where w &lt; q </td></tr>
<tr><td class="paramname">BKeyG2Oct</td><td>Receiver key </td></tr>
<tr><td class="paramname">IdAOct</td><td>Sender identity </td></tr>
<tr><td class="paramname">AESKeyOct</td><td>AES key returned </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>rtn Returns 0 if successful or else an error code </dd></dl>
</div>
</div>
<a id="add8f6b0bd8f851380f3609db1d13835e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#add8f6b0bd8f851380f3609db1d13835e">&#9670;&nbsp;</a></span>WCC_BLS461_RECOMBINE_G1()</h2>
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<td class="memname">int WCC_BLS461_RECOMBINE_G1 </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>R1</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>R2</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>R</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Add two members from the group G1.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">R1</td><td>member of G1 </td></tr>
<tr><td class="paramname">R2</td><td>member of G1 </td></tr>
<tr><td class="paramname">R</td><td>returns member of G1 = R1+R2 </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Returns 0 if successful or else an error code </dd></dl>
</div>
</div>
<a id="a8bc70a4897314b4a5798feeefc11023c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a8bc70a4897314b4a5798feeefc11023c">&#9670;&nbsp;</a></span>WCC_BLS461_RECOMBINE_G2()</h2>
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<div class="memproto">
<table class="memname">
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<td class="memname">int WCC_BLS461_RECOMBINE_G2 </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>W1</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>W2</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>W</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Add two members from the group G2.</p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">W1</td><td>member of G2 </td></tr>
<tr><td class="paramname">W2</td><td>member of G2 </td></tr>
<tr><td class="paramname">W</td><td>returns member of G2 = W1+W2 </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>Returns 0 if successful or else an error code </dd></dl>
</div>
</div>
<a id="aae5e1bd228fbc2ca9c771ee84c6e3e70"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aae5e1bd228fbc2ca9c771ee84c6e3e70">&#9670;&nbsp;</a></span>WCC_BLS461_SENDER_KEY()</h2>
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<td class="memname">int WCC_BLS461_SENDER_KEY </td>
<td>(</td>
<td class="paramtype">int&#160;</td>
<td class="paramname"><em>sha</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>xOct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>piaOct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>pibOct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>PbG2Oct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>PgG1Oct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>AKeyG1Oct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>IdBOct</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structoctet.html">octet</a> *&#160;</td>
<td class="paramname"><em>AESKeyOct</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Calculate the sender AES Key.</p>
<ol>
<li>
j=e((x+pia).AKeyG1,pib.BG2+PbG2) </li>
<li>
K=H(j,x.PgG1) </li>
</ol>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">sha</td><td>Hash type </td></tr>
<tr><td class="paramname">xOct</td><td>Random x &lt; q where q is the curve order </td></tr>
<tr><td class="paramname">piaOct</td><td>Hq(PaG1,PbG2,PgG1) </td></tr>
<tr><td class="paramname">pibOct</td><td>Hq(PbG2,PaG1,PgG1) </td></tr>
<tr><td class="paramname">PbG2Oct</td><td>y.BG2 where y &lt; q </td></tr>
<tr><td class="paramname">PgG1Oct</td><td>w.AG1 where w &lt; q </td></tr>
<tr><td class="paramname">AKeyG1Oct</td><td>Sender key </td></tr>
<tr><td class="paramname">IdBOct</td><td>Receiver identity </td></tr>
<tr><td class="paramname">AESKeyOct</td><td>Returned AES key </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>rtn Returns 0 if successful or else an error code </dd></dl>
</div>
</div>
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