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/bignum.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('bignum_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">bignum.h File Reference</div> </div> 67 </div><!--header--> 68 <div class="contents"> 69 70 <p>Big number interface. 71 <a href="#details">More...</a></p> 72 <div class="textblock"><code>#include <stddef.h></code><br /> 73 <code>#include <stdint.h></code><br /> 74 <code>#include "<a class="el" href="errors_8h.html">epid/common/errors.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:ga2bf153e27be2683f0fb26f0f7ff1f718"><td class="memItemLeft" align="right" valign="top"> 81 typedef struct <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a></td></tr> 82 <tr class="memdesc:ga2bf153e27be2683f0fb26f0f7ff1f718"><td class="mdescLeft"> </td><td class="mdescRight">Internal representation of large numbers. <br /></td></tr> 83 <tr class="separator:ga2bf153e27be2683f0fb26f0f7ff1f718"><td class="memSeparator" colspan="2"> </td></tr> 84 </table><table class="memberdecls"> 85 <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> 86 Functions</h2></td></tr> 87 <tr class="memitem:gad5f6f262bfd780fed3678bcee16f0aed"><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___big_num_primitives.html#gad5f6f262bfd780fed3678bcee16f0aed">NewBigNum</a> (size_t data_size_bytes, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> **bignum)</td></tr> 88 <tr class="memdesc:gad5f6f262bfd780fed3678bcee16f0aed"><td class="mdescLeft"> </td><td class="mdescRight">Constructs a new BigNum. <a href="group___big_num_primitives.html#gad5f6f262bfd780fed3678bcee16f0aed">More...</a><br /></td></tr> 89 <tr class="separator:gad5f6f262bfd780fed3678bcee16f0aed"><td class="memSeparator" colspan="2"> </td></tr> 90 <tr class="memitem:ga2d17600068b1d94000635c6644258a03"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___big_num_primitives.html#ga2d17600068b1d94000635c6644258a03">DeleteBigNum</a> (<a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> **bignum)</td></tr> 91 <tr class="memdesc:ga2d17600068b1d94000635c6644258a03"><td class="mdescLeft"> </td><td class="mdescRight">Deletes a previously allocated BigNum. <a href="group___big_num_primitives.html#ga2d17600068b1d94000635c6644258a03">More...</a><br /></td></tr> 92 <tr class="separator:ga2d17600068b1d94000635c6644258a03"><td class="memSeparator" colspan="2"> </td></tr> 93 <tr class="memitem:gabe8e39d5788423f41770a71a4c911fbe"><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___big_num_primitives.html#gabe8e39d5788423f41770a71a4c911fbe">ReadBigNum</a> (<a class="el" href="group___epid_types.html#gace6876a045f2c2694444b35ccb0844e2">ConstOctStr</a> bn_str, size_t strlen, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> *bn)</td></tr> 94 <tr class="memdesc:gabe8e39d5788423f41770a71a4c911fbe"><td class="mdescLeft"> </td><td class="mdescRight">Deserializes a BigNum from a string. <a href="group___big_num_primitives.html#gabe8e39d5788423f41770a71a4c911fbe">More...</a><br /></td></tr> 95 <tr class="separator:gabe8e39d5788423f41770a71a4c911fbe"><td class="memSeparator" colspan="2"> </td></tr> 96 <tr class="memitem:ga904c16cc020e7196f22ac9abdc31b41f"><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___big_num_primitives.html#ga904c16cc020e7196f22ac9abdc31b41f">WriteBigNum</a> (<a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *bn, size_t strlen, <a class="el" href="group___epid_types.html#ga3315fb24f4c5783b6d6eb107933390b0">OctStr</a> bn_str)</td></tr> 97 <tr class="memdesc:ga904c16cc020e7196f22ac9abdc31b41f"><td class="mdescLeft"> </td><td class="mdescRight">Serializes a BigNum to a string. <a href="group___big_num_primitives.html#ga904c16cc020e7196f22ac9abdc31b41f">More...</a><br /></td></tr> 98 <tr class="separator:ga904c16cc020e7196f22ac9abdc31b41f"><td class="memSeparator" colspan="2"> </td></tr> 99 <tr class="memitem:gae70fd9b3026f0ab3c7e9601d0a3186b8"><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___big_num_primitives.html#gae70fd9b3026f0ab3c7e9601d0a3186b8">BigNumAdd</a> (<a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *a, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *b, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> *r)</td></tr> 100 <tr class="memdesc:gae70fd9b3026f0ab3c7e9601d0a3186b8"><td class="mdescLeft"> </td><td class="mdescRight">Adds two BigNum values. <a href="group___big_num_primitives.html#gae70fd9b3026f0ab3c7e9601d0a3186b8">More...</a><br /></td></tr> 101 <tr class="separator:gae70fd9b3026f0ab3c7e9601d0a3186b8"><td class="memSeparator" colspan="2"> </td></tr> 102 <tr class="memitem:gacbec9669ab0fe768e2be74dcaca397ea"><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___big_num_primitives.html#gacbec9669ab0fe768e2be74dcaca397ea">BigNumSub</a> (<a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *a, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *b, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> *r)</td></tr> 103 <tr class="memdesc:gacbec9669ab0fe768e2be74dcaca397ea"><td class="mdescLeft"> </td><td class="mdescRight">Subtracts two BigNum values. <a href="group___big_num_primitives.html#gacbec9669ab0fe768e2be74dcaca397ea">More...</a><br /></td></tr> 104 <tr class="separator:gacbec9669ab0fe768e2be74dcaca397ea"><td class="memSeparator" colspan="2"> </td></tr> 105 <tr class="memitem:ga03c89b8b8dd87de2c0f4b5822145d317"><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___big_num_primitives.html#ga03c89b8b8dd87de2c0f4b5822145d317">BigNumMul</a> (<a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *a, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *b, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> *r)</td></tr> 106 <tr class="memdesc:ga03c89b8b8dd87de2c0f4b5822145d317"><td class="mdescLeft"> </td><td class="mdescRight">Multiplies two BigNum values. <a href="group___big_num_primitives.html#ga03c89b8b8dd87de2c0f4b5822145d317">More...</a><br /></td></tr> 107 <tr class="separator:ga03c89b8b8dd87de2c0f4b5822145d317"><td class="memSeparator" colspan="2"> </td></tr> 108 <tr class="memitem:ga166134085464b0df2c8efcfccf8ec573"><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___big_num_primitives.html#ga166134085464b0df2c8efcfccf8ec573">BigNumDiv</a> (<a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *a, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *b, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> *q, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> *r)</td></tr> 109 <tr class="memdesc:ga166134085464b0df2c8efcfccf8ec573"><td class="mdescLeft"> </td><td class="mdescRight">Divides two BigNum values. <a href="group___big_num_primitives.html#ga166134085464b0df2c8efcfccf8ec573">More...</a><br /></td></tr> 110 <tr class="separator:ga166134085464b0df2c8efcfccf8ec573"><td class="memSeparator" colspan="2"> </td></tr> 111 <tr class="memitem:ga7dd6038987210d10bf843602fef0c929"><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___big_num_primitives.html#ga7dd6038987210d10bf843602fef0c929">BigNumMod</a> (<a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *a, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *b, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> *r)</td></tr> 112 <tr class="memdesc:ga7dd6038987210d10bf843602fef0c929"><td class="mdescLeft"> </td><td class="mdescRight">Computes modular reduction for BigNum value by specified modulus. <a href="group___big_num_primitives.html#ga7dd6038987210d10bf843602fef0c929">More...</a><br /></td></tr> 113 <tr class="separator:ga7dd6038987210d10bf843602fef0c929"><td class="memSeparator" colspan="2"> </td></tr> 114 <tr class="memitem:gaf0366e47226563b17fcbc8e3ed766084"><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___big_num_primitives.html#gaf0366e47226563b17fcbc8e3ed766084">BigNumIsEven</a> (<a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *a, <a class="el" href="stdtypes_8h.html#ad5c9d4ba3dc37783a528b0925dc981a0">bool</a> *is_even)</td></tr> 115 <tr class="memdesc:gaf0366e47226563b17fcbc8e3ed766084"><td class="mdescLeft"> </td><td class="mdescRight">Checks if a BigNum is even. <a href="group___big_num_primitives.html#gaf0366e47226563b17fcbc8e3ed766084">More...</a><br /></td></tr> 116 <tr class="separator:gaf0366e47226563b17fcbc8e3ed766084"><td class="memSeparator" colspan="2"> </td></tr> 117 <tr class="memitem:gacde6564a814617a96985b379be0dfabb"><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___big_num_primitives.html#gacde6564a814617a96985b379be0dfabb">BigNumIsZero</a> (<a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> const *a, <a class="el" href="stdtypes_8h.html#ad5c9d4ba3dc37783a528b0925dc981a0">bool</a> *is_zero)</td></tr> 118 <tr class="memdesc:gacde6564a814617a96985b379be0dfabb"><td class="mdescLeft"> </td><td class="mdescRight">Checks if a BigNum is zero. <a href="group___big_num_primitives.html#gacde6564a814617a96985b379be0dfabb">More...</a><br /></td></tr> 119 <tr class="separator:gacde6564a814617a96985b379be0dfabb"><td class="memSeparator" colspan="2"> </td></tr> 120 <tr class="memitem:gafd64b66fc85dab0005f4a1bb67bdf7b4"><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___big_num_primitives.html#gafd64b66fc85dab0005f4a1bb67bdf7b4">BigNumPow2N</a> (unsigned int n, <a class="el" href="group___big_num_primitives.html#ga2bf153e27be2683f0fb26f0f7ff1f718">BigNum</a> *r)</td></tr> 121 <tr class="memdesc:gafd64b66fc85dab0005f4a1bb67bdf7b4"><td class="mdescLeft"> </td><td class="mdescRight">Raises 2 to the given power. <a href="group___big_num_primitives.html#gafd64b66fc85dab0005f4a1bb67bdf7b4">More...</a><br /></td></tr> 122 <tr class="separator:gafd64b66fc85dab0005f4a1bb67bdf7b4"><td class="memSeparator" colspan="2"> </td></tr> 123 </table> 124 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> 125 <div class="textblock"><p>Big number interface. </p> 126 </div></div><!-- contents --> 127 </div><!-- doc-content --> 128 <!-- HTML footer for doxygen 1.8.10--> 129 <!-- start footer part --> 130 <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> 131 <ul> 132 <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="bignum_8h.html">bignum.h</a></li> 133 <li class="footer"> 134 © 2016-2017 Intel Corporation 135 </li> 136 </ul> 137 </div> 138 </body> 139 </html> 140
