669 lines
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669 lines
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<a href="#func-members">Functions</a> </div>
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<div class="title">casper_driver_pkha<div class="ingroups"><a class="el" href="a00239.html">CASPER: The Cryptographic Accelerator and Signal Processing Engine with RAM sharing</a></div></div> </div>
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</div><!--header-->
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<div class="contents">
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<a name="details" id="details"></a><h2 class="groupheader">Overview</h2>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
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Functions</h2></td></tr>
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<tr class="memitem:gae23f6641bd6344e7ed2b6daf34be6ab4"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00241.html#gae23f6641bd6344e7ed2b6daf34be6ab4">CASPER_ModExp</a> (CASPER_Type *base, const uint8_t *signature, const uint8_t *pubN, size_t wordLen, uint32_t pubE, uint8_t *plaintext)</td></tr>
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<tr class="memdesc:gae23f6641bd6344e7ed2b6daf34be6ab4"><td class="mdescLeft"> </td><td class="mdescRight">Performs modular exponentiation - (A^E) mod N. <a href="#gae23f6641bd6344e7ed2b6daf34be6ab4">More...</a><br/></td></tr>
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<tr class="separator:gae23f6641bd6344e7ed2b6daf34be6ab4"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga56316671d80e86e7a17fbaa73cd074cd"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00241.html#ga56316671d80e86e7a17fbaa73cd074cd">CASPER_ecc_init</a> (<a class="el" href="a00240.html#gaeb3f0a23391e5fed42912a2775e12d44">casper_algo_t</a> curve)</td></tr>
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<tr class="memdesc:ga56316671d80e86e7a17fbaa73cd074cd"><td class="mdescLeft"> </td><td class="mdescRight">Initialize prime modulus mod in Casper memory . <a href="#ga56316671d80e86e7a17fbaa73cd074cd">More...</a><br/></td></tr>
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<tr class="separator:ga56316671d80e86e7a17fbaa73cd074cd"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gac491ade7e7adfc6326e5c2f0a88ab88a"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00241.html#gac491ade7e7adfc6326e5c2f0a88ab88a">CASPER_ECC_SECP256R1_Mul</a> (CASPER_Type *base, uint32_t resX[8], uint32_t resY[8], uint32_t X[8], uint32_t Y[8], uint32_t scalar[8])</td></tr>
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<tr class="memdesc:gac491ade7e7adfc6326e5c2f0a88ab88a"><td class="mdescLeft"> </td><td class="mdescRight">Performs ECC secp256r1 point single scalar multiplication. <a href="#gac491ade7e7adfc6326e5c2f0a88ab88a">More...</a><br/></td></tr>
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<tr class="separator:gac491ade7e7adfc6326e5c2f0a88ab88a"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga8945a091e4852097e8be400c20c7e683"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00241.html#ga8945a091e4852097e8be400c20c7e683">CASPER_ECC_SECP256R1_MulAdd</a> (CASPER_Type *base, uint32_t resX[8], uint32_t resY[8], uint32_t X1[8], uint32_t Y1[8], uint32_t scalar1[8], uint32_t X2[8], uint32_t Y2[8], uint32_t scalar2[8])</td></tr>
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<tr class="memdesc:ga8945a091e4852097e8be400c20c7e683"><td class="mdescLeft"> </td><td class="mdescRight">Performs ECC secp256r1 point double scalar multiplication. <a href="#ga8945a091e4852097e8be400c20c7e683">More...</a><br/></td></tr>
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<tr class="separator:ga8945a091e4852097e8be400c20c7e683"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gab51cd9db278d376a0fd37407d19893b0"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00241.html#gab51cd9db278d376a0fd37407d19893b0">CASPER_ECC_SECP384R1_Mul</a> (CASPER_Type *base, uint32_t resX[12], uint32_t resY[12], uint32_t X[12], uint32_t Y[12], uint32_t scalar[12])</td></tr>
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<tr class="memdesc:gab51cd9db278d376a0fd37407d19893b0"><td class="mdescLeft"> </td><td class="mdescRight">Performs ECC secp384r1 point single scalar multiplication. <a href="#gab51cd9db278d376a0fd37407d19893b0">More...</a><br/></td></tr>
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<tr class="separator:gab51cd9db278d376a0fd37407d19893b0"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ga69fac3671477c8bcd9ccf1ed0f70a4e9"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00241.html#ga69fac3671477c8bcd9ccf1ed0f70a4e9">CASPER_ECC_SECP384R1_MulAdd</a> (CASPER_Type *base, uint32_t resX[12], uint32_t resY[12], uint32_t X1[12], uint32_t Y1[12], uint32_t scalar1[12], uint32_t X2[12], uint32_t Y2[12], uint32_t scalar2[12])</td></tr>
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<tr class="memdesc:ga69fac3671477c8bcd9ccf1ed0f70a4e9"><td class="mdescLeft"> </td><td class="mdescRight">Performs ECC secp384r1 point double scalar multiplication. <a href="#ga69fac3671477c8bcd9ccf1ed0f70a4e9">More...</a><br/></td></tr>
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<tr class="separator:ga69fac3671477c8bcd9ccf1ed0f70a4e9"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gacb1e9d71e66f066201612a09b933efbb"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00241.html#gacb1e9d71e66f066201612a09b933efbb">CASPER_ECC_SECP521R1_Mul</a> (CASPER_Type *base, uint32_t resX[18], uint32_t resY[18], uint32_t X[18], uint32_t Y[18], uint32_t scalar[18])</td></tr>
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<tr class="memdesc:gacb1e9d71e66f066201612a09b933efbb"><td class="mdescLeft"> </td><td class="mdescRight">Performs ECC secp521r1 point single scalar multiplication. <a href="#gacb1e9d71e66f066201612a09b933efbb">More...</a><br/></td></tr>
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<tr class="separator:gacb1e9d71e66f066201612a09b933efbb"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:gae82edbc3987d06b88a3313f0fbde10f4"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00241.html#gae82edbc3987d06b88a3313f0fbde10f4">CASPER_ECC_SECP521R1_MulAdd</a> (CASPER_Type *base, uint32_t resX[18], uint32_t resY[18], uint32_t X1[18], uint32_t Y1[18], uint32_t scalar1[18], uint32_t X2[18], uint32_t Y2[18], uint32_t scalar2[18])</td></tr>
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<tr class="memdesc:gae82edbc3987d06b88a3313f0fbde10f4"><td class="mdescLeft"> </td><td class="mdescRight">Performs ECC secp521r1 point double scalar multiplication. <a href="#gae82edbc3987d06b88a3313f0fbde10f4">More...</a><br/></td></tr>
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<tr class="separator:gae82edbc3987d06b88a3313f0fbde10f4"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<h2 class="groupheader">Function Documentation</h2>
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<a class="anchor" id="gae23f6641bd6344e7ed2b6daf34be6ab4"></a>
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<div class="memitem">
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<td class="memname">void CASPER_ModExp </td>
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<td>(</td>
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<td class="paramtype">CASPER_Type * </td>
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<td class="paramname"><em>base</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const uint8_t * </td>
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<td class="paramname"><em>signature</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const uint8_t * </td>
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<td class="paramname"><em>pubN</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">size_t </td>
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<td class="paramname"><em>wordLen</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>pubE</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint8_t * </td>
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<td class="paramname"><em>plaintext</em> </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>This function performs modular exponentiation.</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="paramdir"></td><td class="paramname">base</td><td>CASPER base address </td></tr>
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<tr><td class="paramdir"></td><td class="paramname">signature</td><td>first addend (in little endian format) </td></tr>
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<tr><td class="paramdir"></td><td class="paramname">pubN</td><td>modulus (in little endian format) </td></tr>
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<tr><td class="paramdir"></td><td class="paramname">wordLen</td><td>Size of pubN in bytes </td></tr>
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<tr><td class="paramdir"></td><td class="paramname">pubE</td><td>exponent </td></tr>
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<tr><td class="paramdir">[out]</td><td class="paramname">plaintext</td><td>Output array to store result of operation (in little endian format) </td></tr>
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</table>
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</dd>
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</dl>
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</div>
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</div>
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<a class="anchor" id="ga56316671d80e86e7a17fbaa73cd074cd"></a>
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<div class="memitem">
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<td class="memname">void CASPER_ecc_init </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="a00240.html#gaeb3f0a23391e5fed42912a2775e12d44">casper_algo_t</a> </td>
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<td class="paramname"><em>curve</em></td><td>)</td>
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<td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>Set the prime modulus mod in Casper memory and set N_wordlen according to selected algorithm.</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">curve</td><td>elliptic curve algoritm </td></tr>
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</table>
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</dd>
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</dl>
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</div>
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</div>
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<a class="anchor" id="gac491ade7e7adfc6326e5c2f0a88ab88a"></a>
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<div class="memitem">
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<td class="memname">void CASPER_ECC_SECP256R1_Mul </td>
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<td>(</td>
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<td class="paramtype">CASPER_Type * </td>
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<td class="paramname"><em>base</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>resX</em>[8], </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>resY</em>[8], </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>X</em>[8], </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>Y</em>[8], </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>scalar</em>[8] </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</table>
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</div><div class="memdoc">
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<p>This function performs ECC secp256r1 point single scalar multiplication [resX; resY] = scalar * [X; Y] Coordinates are affine in normal form, little endian. Scalars are little endian. All arrays are little endian byte arrays, uint32_t type is used only to enforce the 32-bit alignment (0-mod-4 address).</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="paramdir"></td><td class="paramname">base</td><td>CASPER base address </td></tr>
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<tr><td class="paramdir">[out]</td><td class="paramname">resX</td><td>Output X affine coordinate in normal form, little endian. </td></tr>
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<tr><td class="paramdir">[out]</td><td class="paramname">resY</td><td>Output Y affine coordinate in normal form, little endian. </td></tr>
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<tr><td class="paramdir"></td><td class="paramname">X</td><td>Input X affine coordinate in normal form, little endian. </td></tr>
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<tr><td class="paramdir"></td><td class="paramname">Y</td><td>Input Y affine coordinate in normal form, little endian. </td></tr>
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<tr><td class="paramdir"></td><td class="paramname">scalar</td><td>Input scalar integer, in normal form, little endian. </td></tr>
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</table>
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</dd>
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</dl>
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</div>
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</div>
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<a class="anchor" id="ga8945a091e4852097e8be400c20c7e683"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">void CASPER_ECC_SECP256R1_MulAdd </td>
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<td>(</td>
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<td class="paramtype">CASPER_Type * </td>
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<td class="paramname"><em>base</em>, </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>resX</em>[8], </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>resY</em>[8], </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>X1</em>[8], </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>Y1</em>[8], </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>scalar1</em>[8], </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>X2</em>[8], </td>
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</tr>
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<tr>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>Y2</em>[8], </td>
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</tr>
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<tr>
|
|
<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">uint32_t </td>
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<td class="paramname"><em>scalar2</em>[8] </td>
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</tr>
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<tr>
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<td></td>
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<td>)</td>
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<td></td><td></td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>This function performs ECC secp256r1 point double scalar multiplication [resX; resY] = scalar1 * [X1; Y1] + scalar2 * [X2; Y2] Coordinates are affine in normal form, little endian. Scalars are little endian. All arrays are little endian byte arrays, uint32_t type is used only to enforce the 32-bit alignment (0-mod-4 address).</p>
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|
<dl class="params"><dt>Parameters</dt><dd>
|
|
<table class="params">
|
|
<tr><td class="paramdir"></td><td class="paramname">base</td><td>CASPER base address </td></tr>
|
|
<tr><td class="paramdir">[out]</td><td class="paramname">resX</td><td>Output X affine coordinate. </td></tr>
|
|
<tr><td class="paramdir">[out]</td><td class="paramname">resY</td><td>Output Y affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">X1</td><td>Input X1 affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">Y1</td><td>Input Y1 affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">scalar1</td><td>Input scalar1 integer. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">X2</td><td>Input X2 affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">Y2</td><td>Input Y2 affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">scalar2</td><td>Input scalar2 integer. </td></tr>
|
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</table>
|
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</dd>
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</dl>
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|
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</div>
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</div>
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<a class="anchor" id="gab51cd9db278d376a0fd37407d19893b0"></a>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">void CASPER_ECC_SECP384R1_Mul </td>
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|
<td>(</td>
|
|
<td class="paramtype">CASPER_Type * </td>
|
|
<td class="paramname"><em>base</em>, </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>resX</em>[12], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>resY</em>[12], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>X</em>[12], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>Y</em>[12], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>scalar</em>[12] </td>
|
|
</tr>
|
|
<tr>
|
|
<td></td>
|
|
<td>)</td>
|
|
<td></td><td></td>
|
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</tr>
|
|
</table>
|
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</div><div class="memdoc">
|
|
<p>This function performs ECC secp384r1 point single scalar multiplication [resX; resY] = scalar * [X; Y] Coordinates are affine in normal form, little endian. Scalars are little endian. All arrays are little endian byte arrays, uint32_t type is used only to enforce the 32-bit alignment (0-mod-4 address).</p>
|
|
<dl class="params"><dt>Parameters</dt><dd>
|
|
<table class="params">
|
|
<tr><td class="paramdir"></td><td class="paramname">base</td><td>CASPER base address </td></tr>
|
|
<tr><td class="paramdir">[out]</td><td class="paramname">resX</td><td>Output X affine coordinate in normal form, little endian. </td></tr>
|
|
<tr><td class="paramdir">[out]</td><td class="paramname">resY</td><td>Output Y affine coordinate in normal form, little endian. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">X</td><td>Input X affine coordinate in normal form, little endian. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">Y</td><td>Input Y affine coordinate in normal form, little endian. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">scalar</td><td>Input scalar integer, in normal form, little endian. </td></tr>
|
|
</table>
|
|
</dd>
|
|
</dl>
|
|
|
|
</div>
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</div>
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<a class="anchor" id="ga69fac3671477c8bcd9ccf1ed0f70a4e9"></a>
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<div class="memitem">
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<div class="memproto">
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|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">void CASPER_ECC_SECP384R1_MulAdd </td>
|
|
<td>(</td>
|
|
<td class="paramtype">CASPER_Type * </td>
|
|
<td class="paramname"><em>base</em>, </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>resX</em>[12], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>resY</em>[12], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>X1</em>[12], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>Y1</em>[12], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>scalar1</em>[12], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>X2</em>[12], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>Y2</em>[12], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>scalar2</em>[12] </td>
|
|
</tr>
|
|
<tr>
|
|
<td></td>
|
|
<td>)</td>
|
|
<td></td><td></td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>This function performs ECC secp384r1 point double scalar multiplication [resX; resY] = scalar1 * [X1; Y1] + scalar2 * [X2; Y2] Coordinates are affine in normal form, little endian. Scalars are little endian. All arrays are little endian byte arrays, uint32_t type is used only to enforce the 32-bit alignment (0-mod-4 address).</p>
|
|
<dl class="params"><dt>Parameters</dt><dd>
|
|
<table class="params">
|
|
<tr><td class="paramdir"></td><td class="paramname">base</td><td>CASPER base address </td></tr>
|
|
<tr><td class="paramdir">[out]</td><td class="paramname">resX</td><td>Output X affine coordinate. </td></tr>
|
|
<tr><td class="paramdir">[out]</td><td class="paramname">resY</td><td>Output Y affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">X1</td><td>Input X1 affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">Y1</td><td>Input Y1 affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">scalar1</td><td>Input scalar1 integer. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">X2</td><td>Input X2 affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">Y2</td><td>Input Y2 affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">scalar2</td><td>Input scalar2 integer. </td></tr>
|
|
</table>
|
|
</dd>
|
|
</dl>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="gacb1e9d71e66f066201612a09b933efbb"></a>
|
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<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">void CASPER_ECC_SECP521R1_Mul </td>
|
|
<td>(</td>
|
|
<td class="paramtype">CASPER_Type * </td>
|
|
<td class="paramname"><em>base</em>, </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>resX</em>[18], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>resY</em>[18], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>X</em>[18], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>Y</em>[18], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>scalar</em>[18] </td>
|
|
</tr>
|
|
<tr>
|
|
<td></td>
|
|
<td>)</td>
|
|
<td></td><td></td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>This function performs ECC secp521r1 point single scalar multiplication [resX; resY] = scalar * [X; Y] Coordinates are affine in normal form, little endian. Scalars are little endian. All arrays are little endian byte arrays, uint32_t type is used only to enforce the 32-bit alignment (0-mod-4 address).</p>
|
|
<dl class="params"><dt>Parameters</dt><dd>
|
|
<table class="params">
|
|
<tr><td class="paramdir"></td><td class="paramname">base</td><td>CASPER base address </td></tr>
|
|
<tr><td class="paramdir">[out]</td><td class="paramname">resX</td><td>Output X affine coordinate in normal form, little endian. </td></tr>
|
|
<tr><td class="paramdir">[out]</td><td class="paramname">resY</td><td>Output Y affine coordinate in normal form, little endian. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">X</td><td>Input X affine coordinate in normal form, little endian. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">Y</td><td>Input Y affine coordinate in normal form, little endian. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">scalar</td><td>Input scalar integer, in normal form, little endian. </td></tr>
|
|
</table>
|
|
</dd>
|
|
</dl>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="gae82edbc3987d06b88a3313f0fbde10f4"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">void CASPER_ECC_SECP521R1_MulAdd </td>
|
|
<td>(</td>
|
|
<td class="paramtype">CASPER_Type * </td>
|
|
<td class="paramname"><em>base</em>, </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>resX</em>[18], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>resY</em>[18], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>X1</em>[18], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>Y1</em>[18], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>scalar1</em>[18], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>X2</em>[18], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>Y2</em>[18], </td>
|
|
</tr>
|
|
<tr>
|
|
<td class="paramkey"></td>
|
|
<td></td>
|
|
<td class="paramtype">uint32_t </td>
|
|
<td class="paramname"><em>scalar2</em>[18] </td>
|
|
</tr>
|
|
<tr>
|
|
<td></td>
|
|
<td>)</td>
|
|
<td></td><td></td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>This function performs ECC secp521r1 point double scalar multiplication [resX; resY] = scalar1 * [X1; Y1] + scalar2 * [X2; Y2] Coordinates are affine in normal form, little endian. Scalars are little endian. All arrays are little endian byte arrays, uint32_t type is used only to enforce the 32-bit alignment (0-mod-4 address).</p>
|
|
<dl class="params"><dt>Parameters</dt><dd>
|
|
<table class="params">
|
|
<tr><td class="paramdir"></td><td class="paramname">base</td><td>CASPER base address </td></tr>
|
|
<tr><td class="paramdir">[out]</td><td class="paramname">resX</td><td>Output X affine coordinate. </td></tr>
|
|
<tr><td class="paramdir">[out]</td><td class="paramname">resY</td><td>Output Y affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">X1</td><td>Input X1 affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">Y1</td><td>Input Y1 affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">scalar1</td><td>Input scalar1 integer. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">X2</td><td>Input X2 affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">Y2</td><td>Input Y2 affine coordinate. </td></tr>
|
|
<tr><td class="paramdir"></td><td class="paramname">scalar2</td><td>Input scalar2 integer. </td></tr>
|
|
</table>
|
|
</dd>
|
|
</dl>
|
|
|
|
</div>
|
|
</div>
|
|
</div><!-- contents -->
|
|
</div><!-- doc-content -->
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