1 <!-- HTML header for doxygen 1.8.10--> 2 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 3 <html xmlns="http://www.w3.org/1999/xhtml"> 4 <head> 5 <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> 6 <meta http-equiv="X-UA-Compatible" content="IE=9"/> 7 <meta name="generator" content="Doxygen 1.8.14"/> 8 <title>Intel® Enhanced Privacy ID SDK: epid/common/math/finitefield.h File Reference</title> 9 <link href="tabs.css" rel="stylesheet" type="text/css"/> 10 <script type="text/javascript" src="jquery.js"></script> 11 <script type="text/javascript" src="dynsections.js"></script> 12 <link href="navtree.css" rel="stylesheet" type="text/css"/> 13 <script type="text/javascript" src="resize.js"></script> 14 <script type="text/javascript" src="navtreedata.js"></script> 15 <script type="text/javascript" src="navtree.js"></script> 16 <script type="text/javascript"> 17 /* @license 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id="nav-tree-contents"> 48 <div id="nav-sync" class="sync"></div> 49 </div> 50 </div> 51 <div id="splitbar" style="-moz-user-select:none;" 52 class="ui-resizable-handle"> 53 </div> 54 </div> 55 <script type="text/javascript"> 56 /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ 57 $(document).ready(function(){initNavTree('finitefield_8h.html','');}); 58 /* @license-end */ 59 </script> 60 <div id="doc-content"> 61 <div class="header"> 62 <div class="summary"> 63 <a href="#typedef-members">Typedefs</a> | 64 <a href="#func-members">Functions</a> </div> 65 <div class="headertitle"> 66 <div class="title">finitefield.h File Reference</div> </div> 67 </div><!--header--> 68 <div class="contents"> 69 70 <p>Finite field interface. 71 <a href="#details">More...</a></p> 72 <div class="textblock"><code>#include "<a class="el" href="bitsupplier_8h.html">epid/common/bitsupplier.h</a>"</code><br /> 73 <code>#include "<a class="el" href="errors_8h.html">epid/common/errors.h</a>"</code><br /> 74 <code>#include "<a class="el" href="bignum_8h.html">epid/common/math/bignum.h</a>"</code><br /> 75 <code>#include "<a class="el" href="stdtypes_8h.html">epid/common/stdtypes.h</a>"</code><br /> 76 <code>#include "<a class="el" href="types_8h.html">epid/common/types.h</a>"</code><br /> 77 </div><table class="memberdecls"> 78 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="typedef-members"></a> 79 Typedefs</h2></td></tr> 80 <tr class="memitem:gab281b24e336a8b3d7d90079d862d969e"><td class="memItemLeft" align="right" valign="top"> 81 typedef struct <a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a></td></tr> 82 <tr class="memdesc:gab281b24e336a8b3d7d90079d862d969e"><td class="mdescLeft"> </td><td class="mdescRight">A finite field. <br /></td></tr> 83 <tr class="separator:gab281b24e336a8b3d7d90079d862d969e"><td class="memSeparator" colspan="2"> </td></tr> 84 <tr class="memitem:ga6cff5c7c06b07a87442b810ccc0a86fa"><td class="memItemLeft" align="right" valign="top"> 85 typedef struct <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a></td></tr> 86 <tr class="memdesc:ga6cff5c7c06b07a87442b810ccc0a86fa"><td class="mdescLeft"> </td><td class="mdescRight">An element in a finite field. <br /></td></tr> 87 <tr class="separator:ga6cff5c7c06b07a87442b810ccc0a86fa"><td class="memSeparator" colspan="2"> </td></tr> 88 </table><table class="memberdecls"> 89 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> 90 Functions</h2></td></tr> 91 <tr class="memitem:ga7d99fdc5e4573668a5744e49df7ab67c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga7d99fdc5e4573668a5744e49df7ab67c">NewFiniteField</a> (<a class="el" href="struct_big_num_str.html">BigNumStr</a> const *prime, <a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> **ff)</td></tr> 92 <tr class="memdesc:ga7d99fdc5e4573668a5744e49df7ab67c"><td class="mdescLeft"> </td><td class="mdescRight">Creates new finite field. <a href="group___finite_field_primitives.html#ga7d99fdc5e4573668a5744e49df7ab67c">More...</a><br /></td></tr> 93 <tr class="separator:ga7d99fdc5e4573668a5744e49df7ab67c"><td class="memSeparator" colspan="2"> </td></tr> 94 <tr class="memitem:ga83041e3be9984a4bd8f1021934bfa3a2"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga83041e3be9984a4bd8f1021934bfa3a2">NewFiniteFieldViaBinomalExtension</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> const *ground_field, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *ground_element, int degree, <a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> **ff)</td></tr> 95 <tr class="memdesc:ga83041e3be9984a4bd8f1021934bfa3a2"><td class="mdescLeft"> </td><td class="mdescRight">Creates a new finite field using binomial extension. <a href="group___finite_field_primitives.html#ga83041e3be9984a4bd8f1021934bfa3a2">More...</a><br /></td></tr> 96 <tr class="separator:ga83041e3be9984a4bd8f1021934bfa3a2"><td class="memSeparator" colspan="2"> </td></tr> 97 <tr class="memitem:gae69af62a03179718cac81b004549c598"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#gae69af62a03179718cac81b004549c598">NewFiniteFieldViaPolynomialExtension</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> const *ground_field, <a class="el" href="struct_big_num_str.html">BigNumStr</a> const *irr_polynomial, int degree, <a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> **ff)</td></tr> 98 <tr class="memdesc:gae69af62a03179718cac81b004549c598"><td class="mdescLeft"> </td><td class="mdescRight">Creates a new finite field using polynomial extension. <a href="group___finite_field_primitives.html#gae69af62a03179718cac81b004549c598">More...</a><br /></td></tr> 99 <tr class="separator:gae69af62a03179718cac81b004549c598"><td class="memSeparator" colspan="2"> </td></tr> 100 <tr class="memitem:gacbdd2871ecf93dadaac9d2c5b16e1e5f"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#gacbdd2871ecf93dadaac9d2c5b16e1e5f">DeleteFiniteField</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> **ff)</td></tr> 101 <tr class="memdesc:gacbdd2871ecf93dadaac9d2c5b16e1e5f"><td class="mdescLeft"> </td><td class="mdescRight">Frees a previously allocated FiniteField. <a href="group___finite_field_primitives.html#gacbdd2871ecf93dadaac9d2c5b16e1e5f">More...</a><br /></td></tr> 102 <tr class="separator:gacbdd2871ecf93dadaac9d2c5b16e1e5f"><td class="memSeparator" colspan="2"> </td></tr> 103 <tr class="memitem:gacc54f315ede2dbeb8c5990c024a0de6c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#gacc54f315ede2dbeb8c5990c024a0de6c">NewFfElement</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> const *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> **new_ff_elem)</td></tr> 104 <tr class="memdesc:gacc54f315ede2dbeb8c5990c024a0de6c"><td class="mdescLeft"> </td><td class="mdescRight">Creates a new finite field element. <a href="group___finite_field_primitives.html#gacc54f315ede2dbeb8c5990c024a0de6c">More...</a><br /></td></tr> 105 <tr class="separator:gacc54f315ede2dbeb8c5990c024a0de6c"><td class="memSeparator" colspan="2"> </td></tr> 106 <tr class="memitem:ga1bad3c6945d1d709fceb07a1dd03000e"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga1bad3c6945d1d709fceb07a1dd03000e">DeleteFfElement</a> (<a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> **ff_elem)</td></tr> 107 <tr class="memdesc:ga1bad3c6945d1d709fceb07a1dd03000e"><td class="mdescLeft"> </td><td class="mdescRight">Frees a previously allocated FfElement. <a href="group___finite_field_primitives.html#ga1bad3c6945d1d709fceb07a1dd03000e">More...</a><br /></td></tr> 108 <tr class="separator:ga1bad3c6945d1d709fceb07a1dd03000e"><td class="memSeparator" colspan="2"> </td></tr> 109 <tr class="memitem:ga8a143a5a815a62f4947be2de1653c50f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga8a143a5a815a62f4947be2de1653c50f">ReadFfElement</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___epid_types.html#gace6876a045f2c2694444b35ccb0844e2">ConstOctStr</a> ff_elem_str, size_t strlen, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *ff_elem)</td></tr> 110 <tr class="memdesc:ga8a143a5a815a62f4947be2de1653c50f"><td class="mdescLeft"> </td><td class="mdescRight">Deserializes a FfElement from a string. <a href="group___finite_field_primitives.html#ga8a143a5a815a62f4947be2de1653c50f">More...</a><br /></td></tr> 111 <tr class="separator:ga8a143a5a815a62f4947be2de1653c50f"><td class="memSeparator" colspan="2"> </td></tr> 112 <tr class="memitem:ga90b2c192708973b54b7a3e82b34536ed"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga90b2c192708973b54b7a3e82b34536ed">InitFfElementFromBn</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> *bn, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *ff_elem)</td></tr> 113 <tr class="memdesc:ga90b2c192708973b54b7a3e82b34536ed"><td class="mdescLeft"> </td><td class="mdescRight">Initializes an existing FfElement from a BigNum. <a href="group___finite_field_primitives.html#ga90b2c192708973b54b7a3e82b34536ed">More...</a><br /></td></tr> 114 <tr class="separator:ga90b2c192708973b54b7a3e82b34536ed"><td class="memSeparator" colspan="2"> </td></tr> 115 <tr class="memitem:gaa3c1f7515dd823ddad8764091ebc665f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#gaa3c1f7515dd823ddad8764091ebc665f">WriteFfElement</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *ff_elem, <a class="el" href="group___epid_types.html#ga3315fb24f4c5783b6d6eb107933390b0">OctStr</a> ff_elem_str, size_t strlen)</td></tr> 116 <tr class="memdesc:gaa3c1f7515dd823ddad8764091ebc665f"><td class="mdescLeft"> </td><td class="mdescRight">Serializes a finite field element to a string. <a href="group___finite_field_primitives.html#gaa3c1f7515dd823ddad8764091ebc665f">More...</a><br /></td></tr> 117 <tr class="separator:gaa3c1f7515dd823ddad8764091ebc665f"><td class="memSeparator" colspan="2"> </td></tr> 118 <tr class="memitem:gae7a8c7503b6fc7a41bcaab4d45ca37b2"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#gae7a8c7503b6fc7a41bcaab4d45ca37b2">FfNeg</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *a, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *r)</td></tr> 119 <tr class="memdesc:gae7a8c7503b6fc7a41bcaab4d45ca37b2"><td class="mdescLeft"> </td><td class="mdescRight">Calculates the additive inverse of a finite field element. <a href="group___finite_field_primitives.html#gae7a8c7503b6fc7a41bcaab4d45ca37b2">More...</a><br /></td></tr> 120 <tr class="separator:gae7a8c7503b6fc7a41bcaab4d45ca37b2"><td class="memSeparator" colspan="2"> </td></tr> 121 <tr class="memitem:ga26069d035d0f6ade33af2b5d5c14949a"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga26069d035d0f6ade33af2b5d5c14949a">FfInv</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *a, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *r)</td></tr> 122 <tr class="memdesc:ga26069d035d0f6ade33af2b5d5c14949a"><td class="mdescLeft"> </td><td class="mdescRight">Calculates the multiplicative inverse of a finite field element. <a href="group___finite_field_primitives.html#ga26069d035d0f6ade33af2b5d5c14949a">More...</a><br /></td></tr> 123 <tr class="separator:ga26069d035d0f6ade33af2b5d5c14949a"><td class="memSeparator" colspan="2"> </td></tr> 124 <tr class="memitem:ga1a6e6d3c2319bb24eae8670b021e223b"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga1a6e6d3c2319bb24eae8670b021e223b">FfAdd</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *a, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *b, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *r)</td></tr> 125 <tr class="memdesc:ga1a6e6d3c2319bb24eae8670b021e223b"><td class="mdescLeft"> </td><td class="mdescRight">Adds two finite field elements. <a href="group___finite_field_primitives.html#ga1a6e6d3c2319bb24eae8670b021e223b">More...</a><br /></td></tr> 126 <tr class="separator:ga1a6e6d3c2319bb24eae8670b021e223b"><td class="memSeparator" colspan="2"> </td></tr> 127 <tr class="memitem:ga59d20610f245ff4bc3a17b7bfe289991"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga59d20610f245ff4bc3a17b7bfe289991">FfSub</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *a, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *b, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *r)</td></tr> 128 <tr class="memdesc:ga59d20610f245ff4bc3a17b7bfe289991"><td class="mdescLeft"> </td><td class="mdescRight">Subtracts two finite field elements. <a href="group___finite_field_primitives.html#ga59d20610f245ff4bc3a17b7bfe289991">More...</a><br /></td></tr> 129 <tr class="separator:ga59d20610f245ff4bc3a17b7bfe289991"><td class="memSeparator" colspan="2"> </td></tr> 130 <tr class="memitem:ga4613a75bd001a974b3e3e494c3a112a5"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga4613a75bd001a974b3e3e494c3a112a5">FfMul</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *a, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *b, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *r)</td></tr> 131 <tr class="memdesc:ga4613a75bd001a974b3e3e494c3a112a5"><td class="mdescLeft"> </td><td class="mdescRight">Multiplies two finite field elements. <a href="group___finite_field_primitives.html#ga4613a75bd001a974b3e3e494c3a112a5">More...</a><br /></td></tr> 132 <tr class="separator:ga4613a75bd001a974b3e3e494c3a112a5"><td class="memSeparator" colspan="2"> </td></tr> 133 <tr class="memitem:ga20d9140e5670d679ef8183d9b5115f53"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga20d9140e5670d679ef8183d9b5115f53">FfIsZero</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *a, <a class="el" href="stdtypes_8h.html#ad5c9d4ba3dc37783a528b0925dc981a0">bool</a> *is_zero)</td></tr> 134 <tr class="memdesc:ga20d9140e5670d679ef8183d9b5115f53"><td class="mdescLeft"> </td><td class="mdescRight">Checks if given finite field element is the additive identity (zero). <a href="group___finite_field_primitives.html#ga20d9140e5670d679ef8183d9b5115f53">More...</a><br /></td></tr> 135 <tr class="separator:ga20d9140e5670d679ef8183d9b5115f53"><td class="memSeparator" colspan="2"> </td></tr> 136 <tr class="memitem:gaf0ddbc1bad048d67771cba119eb44a6c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#gaf0ddbc1bad048d67771cba119eb44a6c">FfExp</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *a, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *b, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *r)</td></tr> 137 <tr class="memdesc:gaf0ddbc1bad048d67771cba119eb44a6c"><td class="mdescLeft"> </td><td class="mdescRight">Raises an element of a finite field to a power. <a href="group___finite_field_primitives.html#gaf0ddbc1bad048d67771cba119eb44a6c">More...</a><br /></td></tr> 138 <tr class="separator:gaf0ddbc1bad048d67771cba119eb44a6c"><td class="memSeparator" colspan="2"> </td></tr> 139 <tr class="memitem:ga84d21decc1c957bcf6e98e1492eb2ac3"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga84d21decc1c957bcf6e98e1492eb2ac3">FfMultiExp</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const **a, <a class="el" href="struct_big_num_str.html">BigNumStr</a> const **b, size_t m, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *r)</td></tr> 140 <tr class="memdesc:ga84d21decc1c957bcf6e98e1492eb2ac3"><td class="mdescLeft"> </td><td class="mdescRight">Multi-exponentiates finite field elements. <a href="group___finite_field_primitives.html#ga84d21decc1c957bcf6e98e1492eb2ac3">More...</a><br /></td></tr> 141 <tr class="separator:ga84d21decc1c957bcf6e98e1492eb2ac3"><td class="memSeparator" colspan="2"> </td></tr> 142 <tr class="memitem:ga1ef46fc83f9c11263a2aa1ec906c9144"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga1ef46fc83f9c11263a2aa1ec906c9144">FfMultiExpBn</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const **a, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const **b, size_t m, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *r)</td></tr> 143 <tr class="memdesc:ga1ef46fc83f9c11263a2aa1ec906c9144"><td class="mdescLeft"> </td><td class="mdescRight">Multi-exponentiates finite field elements. <a href="group___finite_field_primitives.html#ga1ef46fc83f9c11263a2aa1ec906c9144">More...</a><br /></td></tr> 144 <tr class="separator:ga1ef46fc83f9c11263a2aa1ec906c9144"><td class="memSeparator" colspan="2"> </td></tr> 145 <tr class="memitem:ga0d0c31a22bbfb665a16b2d25b0cd2634"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga0d0c31a22bbfb665a16b2d25b0cd2634">FfSscmMultiExp</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const **a, <a class="el" href="struct_big_num_str.html">BigNumStr</a> const **b, size_t m, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *r)</td></tr> 146 <tr class="memdesc:ga0d0c31a22bbfb665a16b2d25b0cd2634"><td class="mdescLeft"> </td><td class="mdescRight">Software side-channel mitigated implementation of FfMultiExp. <a href="group___finite_field_primitives.html#ga0d0c31a22bbfb665a16b2d25b0cd2634">More...</a><br /></td></tr> 147 <tr class="separator:ga0d0c31a22bbfb665a16b2d25b0cd2634"><td class="memSeparator" colspan="2"> </td></tr> 148 <tr class="memitem:gaed2acb8583e9c9f6b49fdb660c672625"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#gaed2acb8583e9c9f6b49fdb660c672625">FfIsEqual</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *a, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *b, <a class="el" href="stdtypes_8h.html#ad5c9d4ba3dc37783a528b0925dc981a0">bool</a> *is_equal)</td></tr> 149 <tr class="memdesc:gaed2acb8583e9c9f6b49fdb660c672625"><td class="mdescLeft"> </td><td class="mdescRight">Checks if two finite field elements are equal. <a href="group___finite_field_primitives.html#gaed2acb8583e9c9f6b49fdb660c672625">More...</a><br /></td></tr> 150 <tr class="separator:gaed2acb8583e9c9f6b49fdb660c672625"><td class="memSeparator" colspan="2"> </td></tr> 151 <tr class="memitem:gabd511d79d9cbd1899e59258f149102c5"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#gabd511d79d9cbd1899e59258f149102c5">FfHash</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___epid_types.html#gace6876a045f2c2694444b35ccb0844e2">ConstOctStr</a> msg, size_t msg_len, <a class="el" href="group___epid_types.html#ga5e450438f6f9a5eacd0cf5ce354ec890">HashAlg</a> hash_alg, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *r)</td></tr> 152 <tr class="memdesc:gabd511d79d9cbd1899e59258f149102c5"><td class="mdescLeft"> </td><td class="mdescRight">Hashes an arbitrary message to an element in a finite field. <a href="group___finite_field_primitives.html#gabd511d79d9cbd1899e59258f149102c5">More...</a><br /></td></tr> 153 <tr class="separator:gabd511d79d9cbd1899e59258f149102c5"><td class="memSeparator" colspan="2"> </td></tr> 154 <tr class="memitem:ga6622db072782fd9e53b4d59dd3dbd8e8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga6622db072782fd9e53b4d59dd3dbd8e8">FfGetRandom</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="struct_big_num_str.html">BigNumStr</a> const *low_bound, <a class="el" href="group___epid_common.html#ga6119a2c0323a3fca9e502b24bc378c2c">BitSupplier</a> rnd_func, void *rnd_param, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *r)</td></tr> 155 <tr class="memdesc:ga6622db072782fd9e53b4d59dd3dbd8e8"><td class="mdescLeft"> </td><td class="mdescRight">Generate random finite field element. <a href="group___finite_field_primitives.html#ga6622db072782fd9e53b4d59dd3dbd8e8">More...</a><br /></td></tr> 156 <tr class="separator:ga6622db072782fd9e53b4d59dd3dbd8e8"><td class="memSeparator" colspan="2"> </td></tr> 157 <tr class="memitem:ga39892fe2ab431e166dbbcf57756660f6"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group___error_codes.html#gafdb27c77c2c4b32c807e326a8a0da360">EpidStatus</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___finite_field_primitives.html#ga39892fe2ab431e166dbbcf57756660f6">FfSqrt</a> (<a class="el" href="group___finite_field_primitives.html#gab281b24e336a8b3d7d90079d862d969e">FiniteField</a> *ff, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> const *a, <a class="el" href="group___finite_field_primitives.html#ga6cff5c7c06b07a87442b810ccc0a86fa">FfElement</a> *r)</td></tr> 158 <tr class="memdesc:ga39892fe2ab431e166dbbcf57756660f6"><td class="mdescLeft"> </td><td class="mdescRight">Finds a square root of a finite field element. <a href="group___finite_field_primitives.html#ga39892fe2ab431e166dbbcf57756660f6">More...</a><br /></td></tr> 159 <tr class="separator:ga39892fe2ab431e166dbbcf57756660f6"><td class="memSeparator" colspan="2"> </td></tr> 160 </table> 161 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> 162 <div class="textblock"><p>Finite field interface. </p> 163 </div></div><!-- contents --> 164 </div><!-- doc-content --> 165 <!-- HTML footer for doxygen 1.8.10--> 166 <!-- start footer part --> 167 <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> 168 <ul> 169 <li class="navelem"><a class="el" href="dir_12b90d9c027aaf878a834df729679a56.html">epid</a></li><li class="navelem"><a class="el" href="dir_f6bef457d5f671b6e774bfccc16651f6.html">common</a></li><li class="navelem"><a class="el" href="dir_f169ebf8da29290a918fa4b3f7151050.html">math</a></li><li class="navelem"><a class="el" href="finitefield_8h.html">finitefield.h</a></li> 170 <li class="footer"> 171 © 2016-2017 Intel Corporation 172 </li> 173 </ul> 174 </div> 175 </body> 176 </html> 177
