<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>PolarSSL: polarssl/openssl.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/search.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body onload='searchBox.OnSelectItem(0);'> <!-- Generated by Doxygen 1.7.4 --> <script type="text/javascript"><!-- var searchBox = new SearchBox("searchBox", "search",false,'Search'); --></script> <div id="top"> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">PolarSSL</div> </td> </tr> </tbody> </table> </div> <div id="navrow1" class="tabs"> 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href="globals.html"><span>File Members</span></a></li> </ul> </div> <div class="header"> <div class="headertitle"> <div class="title">polarssl/openssl.h</div> </div> </div> <div class="contents"> <a href="openssl_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <a name="l00025"></a>00025 <span class="comment">/*</span> <a name="l00026"></a>00026 <span class="comment"> * OpenSSL wrapper contributed by David Barett</span> <a name="l00027"></a>00027 <span class="comment"> */</span> <a name="l00028"></a>00028 <span class="preprocessor">#ifndef POLARSSL_OPENSSL_H</span> <a name="l00029"></a>00029 <span class="preprocessor"></span><span class="preprocessor">#define POLARSSL_OPENSSL_H</span> <a name="l00030"></a>00030 <span class="preprocessor"></span> <a name="l00031"></a>00031 <span class="preprocessor">#include "<a class="code" href="aes_8h.html">polarssl/aes.h</a>"</span> <a name="l00032"></a>00032 <span class="preprocessor">#include "<a class="code" href="md5_8h.html">polarssl/md5.h</a>"</span> <a name="l00033"></a>00033 <span class="preprocessor">#include "<a class="code" href="rsa_8h.html">polarssl/rsa.h</a>"</span> <a name="l00034"></a>00034 <span class="preprocessor">#include "<a class="code" href="sha1_8h.html">polarssl/sha1.h</a>"</span> <a name="l00035"></a>00035 <a name="l00036"></a>00036 <span class="preprocessor">#define AES_SIZE 16</span> <a name="l00037"></a>00037 <span class="preprocessor"></span><span class="preprocessor">#define AES_BLOCK_SIZE 16</span> <a name="l00038"></a>00038 <span class="preprocessor"></span><span class="preprocessor">#define AES_KEY aes_context</span> <a name="l00039"></a>00039 <span class="preprocessor"></span><span class="preprocessor">#define MD5_CTX md5_context</span> <a name="l00040"></a>00040 <span class="preprocessor"></span><span class="preprocessor">#define SHA_CTX sha1_context</span> <a name="l00041"></a>00041 <span class="preprocessor"></span> <a name="l00042"></a>00042 <span class="preprocessor">#define SHA1_Init( CTX ) \</span> <a name="l00043"></a>00043 <span class="preprocessor"> sha1_starts( (CTX) )</span> <a name="l00044"></a>00044 <span class="preprocessor"></span><span class="preprocessor">#define SHA1_Update( CTX, BUF, LEN ) \</span> <a name="l00045"></a>00045 <span class="preprocessor"> sha1_update( (CTX), (unsigned char *)(BUF), (LEN) )</span> <a name="l00046"></a>00046 <span class="preprocessor"></span><span class="preprocessor">#define SHA1_Final( OUT, CTX ) \</span> <a name="l00047"></a>00047 <span class="preprocessor"> sha1_finish( (CTX), (OUT) )</span> <a name="l00048"></a>00048 <span class="preprocessor"></span> <a name="l00049"></a>00049 <span class="preprocessor">#define MD5_Init( CTX ) \</span> <a name="l00050"></a>00050 <span class="preprocessor"> md5_starts( (CTX) )</span> <a name="l00051"></a>00051 <span class="preprocessor"></span><span class="preprocessor">#define MD5_Update( CTX, BUF, LEN ) \</span> <a name="l00052"></a>00052 <span class="preprocessor"> md5_update( (CTX), (unsigned char *)(BUF), (LEN) )</span> <a name="l00053"></a>00053 <span class="preprocessor"></span><span class="preprocessor">#define MD5_Final( OUT, CTX ) \</span> <a name="l00054"></a>00054 <span class="preprocessor"> md5_finish( (CTX), (OUT) )</span> <a name="l00055"></a>00055 <span class="preprocessor"></span> <a name="l00056"></a>00056 <span class="preprocessor">#define AES_set_encrypt_key( KEY, KEYSIZE, CTX ) \</span> <a name="l00057"></a>00057 <span class="preprocessor"> aes_setkey_enc( (CTX), (KEY), (KEYSIZE) )</span> <a name="l00058"></a>00058 <span class="preprocessor"></span><span class="preprocessor">#define AES_set_decrypt_key( KEY, KEYSIZE, CTX ) \</span> <a name="l00059"></a>00059 <span class="preprocessor"> aes_setkey_dec( (CTX), (KEY), (KEYSIZE) )</span> <a name="l00060"></a>00060 <span class="preprocessor"></span><span class="preprocessor">#define AES_cbc_encrypt( INPUT, OUTPUT, LEN, CTX, IV, MODE ) \</span> <a name="l00061"></a>00061 <span class="preprocessor"> aes_crypt_cbc( (CTX), (MODE), (LEN), (IV), (INPUT), (OUTPUT) )</span> <a name="l00062"></a>00062 <span class="preprocessor"></span> <a name="l00063"></a>00063 <span class="comment">/*</span> <a name="l00064"></a>00064 <span class="comment"> * RSA stuff follows. TODO: needs cleanup</span> <a name="l00065"></a>00065 <span class="comment"> */</span> <a name="l00066"></a>00066 <span class="keyword">inline</span> <span class="keywordtype">int</span> __RSA_Passthrough( <span class="keywordtype">void</span> *output, <span class="keywordtype">void</span> *input, <span class="keywordtype">int</span> size ) <a name="l00067"></a>00067 { <a name="l00068"></a>00068 memcpy( output, input, size ); <a name="l00069"></a>00069 <span class="keywordflow">return</span> size; <a name="l00070"></a>00070 } <a name="l00071"></a>00071 <a name="l00072"></a>00072 <span class="keyword">inline</span> <a class="code" href="structrsa__context.html" title="RSA context structure.">rsa_context</a>* d2i_RSA_PUBKEY( <span class="keywordtype">void</span> *ignore, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **bufptr, <a name="l00073"></a>00073 <span class="keywordtype">int</span> len ) <a name="l00074"></a>00074 { <a name="l00075"></a>00075 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buffer = *(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> **) bufptr; <a name="l00076"></a>00076 <a class="code" href="structrsa__context.html" title="RSA context structure.">rsa_context</a> *rsa; <a name="l00077"></a>00077 <a name="l00078"></a>00078 <span class="comment">/*</span> <a name="l00079"></a>00079 <span class="comment"> * Not a general-purpose parser: only parses public key from *exactly*</span> <a name="l00080"></a>00080 <span class="comment"> * openssl genrsa -out privkey.pem 512 (or 1024)</span> <a name="l00081"></a>00081 <span class="comment"> * openssl rsa -in privkey.pem -out privatekey.der -outform der</span> <a name="l00082"></a>00082 <span class="comment"> * openssl rsa -in privkey.pem -out pubkey.der -outform der -pubout</span> <a name="l00083"></a>00083 <span class="comment"> *</span> <a name="l00084"></a>00084 <span class="comment"> * TODO: make a general-purpose parse</span> <a name="l00085"></a>00085 <span class="comment"> */</span> <a name="l00086"></a>00086 <span class="keywordflow">if</span>( ignore != 0 || ( len != 94 && len != 162 ) ) <a name="l00087"></a>00087 <span class="keywordflow">return</span>( 0 ); <a name="l00088"></a>00088 <a name="l00089"></a>00089 rsa = (<a class="code" href="structrsa__context.html" title="RSA context structure.">rsa_context</a> *) malloc( <span class="keyword">sizeof</span>( rsa_rsa ) ); <a name="l00090"></a>00090 <span class="keywordflow">if</span>( rsa == NULL ) <a name="l00091"></a>00091 <span class="keywordflow">return</span>( 0 ); <a name="l00092"></a>00092 <a name="l00093"></a>00093 memset( rsa, 0, <span class="keyword">sizeof</span>( <a class="code" href="structrsa__context.html" title="RSA context structure.">rsa_context</a> ) ); <a name="l00094"></a>00094 <a name="l00095"></a>00095 <span class="keywordflow">if</span>( ( len == 94 && <a name="l00096"></a>00096 <a class="code" href="bignum_8h.html#af047934205fd3fa9b1212e068f8ef13b" title="Import X from unsigned binary data, big endian.">mpi_read_binary</a>( &rsa-><a class="code" href="structrsa__context.html#a2f44f168531d8470e7831fd49aea9ae0">N</a>, &buffer[ 25], 64 ) == 0 && <a name="l00097"></a>00097 <a class="code" href="bignum_8h.html#af047934205fd3fa9b1212e068f8ef13b" title="Import X from unsigned binary data, big endian.">mpi_read_binary</a>( &rsa-><a class="code" href="structrsa__context.html#aa28db934350d34ac8537abb7ec8d519d">E</a>, &buffer[ 91], 3 ) == 0 ) || <a name="l00098"></a>00098 ( len == 162 && <a name="l00099"></a>00099 <a class="code" href="bignum_8h.html#af047934205fd3fa9b1212e068f8ef13b" title="Import X from unsigned binary data, big endian.">mpi_read_binary</a>( &rsa-><a class="code" href="structrsa__context.html#a2f44f168531d8470e7831fd49aea9ae0">N</a>, &buffer[ 29], 128 ) == 0 ) && <a name="l00100"></a>00100 <a class="code" href="bignum_8h.html#af047934205fd3fa9b1212e068f8ef13b" title="Import X from unsigned binary data, big endian.">mpi_read_binary</a>( &rsa-><a class="code" href="structrsa__context.html#aa28db934350d34ac8537abb7ec8d519d">E</a>, &buffer[159], 3 ) == 0 ) <a name="l00101"></a>00101 { <a name="l00102"></a>00102 <span class="comment">/*</span> <a name="l00103"></a>00103 <span class="comment"> * key read successfully</span> <a name="l00104"></a>00104 <span class="comment"> */</span> <a name="l00105"></a>00105 rsa-><a class="code" href="structrsa__context.html#ad7cfe15a30f515633ad3172a9720b220">len</a> = ( <a class="code" href="bignum_8h.html#ad096896655db574017c0bcc33b5a737c" title="Return the number of most significant bits.">mpi_msb</a>( &rsa-><a class="code" href="structrsa__context.html#a2f44f168531d8470e7831fd49aea9ae0">N</a> ) + 7 ) >> 3; <a name="l00106"></a>00106 <span class="keywordflow">return</span>( rsa ); <a name="l00107"></a>00107 } <a name="l00108"></a>00108 <span class="keywordflow">else</span> <a name="l00109"></a>00109 { <a name="l00110"></a>00110 memset( rsa, 0, <span class="keyword">sizeof</span>( <a class="code" href="structrsa__context.html" title="RSA context structure.">rsa_context</a> ) ); <a name="l00111"></a>00111 free( rsa ); <a name="l00112"></a>00112 <span class="keywordflow">return</span>( 0 ); <a name="l00113"></a>00113 } <a name="l00114"></a>00114 } <a name="l00115"></a>00115 <a name="l00116"></a>00116 <span class="preprocessor">#define RSA rsa_context</span> <a name="l00117"></a>00117 <span class="preprocessor"></span><span class="preprocessor">#define RSA_PKCS1_PADDING 1 </span><span class="comment">/* ignored; always encrypt with this */</span> <a name="l00118"></a>00118 <span class="preprocessor">#define RSA_size( CTX ) (CTX)->len</span> <a name="l00119"></a>00119 <span class="preprocessor"></span><span class="preprocessor">#define RSA_free( CTX ) rsa_free( CTX )</span> <a name="l00120"></a>00120 <span class="preprocessor"></span><span class="preprocessor">#define ERR_get_error( ) "ERR_get_error() not supported"</span> <a name="l00121"></a>00121 <span class="preprocessor"></span><span class="preprocessor">#define RSA_blinding_off( IGNORE )</span> <a name="l00122"></a>00122 <span class="preprocessor"></span> <a name="l00123"></a>00123 <span class="preprocessor">#define d2i_RSAPrivateKey( a, b, c ) new rsa_context </span><span class="comment">/* TODO: C++ bleh */</span> <a name="l00124"></a>00124 <a name="l00125"></a>00125 <span class="keyword">inline</span> <span class="keywordtype">int</span> RSA_public_decrypt ( <span class="keywordtype">int</span> size, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* input, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* output, RSA* key, <span class="keywordtype">int</span> ignore ) { <span class="keywordtype">int</span> outsize=size; <span class="keywordflow">if</span>( !<a class="code" href="rsa_8h.html#a912c26404661e52922076f21a558fc2b" title="Do an RSA operation, then remove the message padding.">rsa_pkcs1_decrypt</a>( key, RSA_PUBLIC, &outsize, input, output ) ) <span class="keywordflow">return</span> outsize; <span class="keywordflow">else</span> <span class="keywordflow">return</span> -1; } <a name="l00126"></a>00126 <span class="keyword">inline</span> <span class="keywordtype">int</span> RSA_private_decrypt( <span class="keywordtype">int</span> size, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* input, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* output, RSA* key, <span class="keywordtype">int</span> ignore ) { <span class="keywordtype">int</span> outsize=size; <span class="keywordflow">if</span>( !<a class="code" href="rsa_8h.html#a912c26404661e52922076f21a558fc2b" title="Do an RSA operation, then remove the message padding.">rsa_pkcs1_decrypt</a>( key, RSA_PRIVATE, &outsize, input, output ) ) <span class="keywordflow">return</span> outsize; <span class="keywordflow">else</span> <span class="keywordflow">return</span> -1; } <a name="l00127"></a>00127 <span class="keyword">inline</span> <span class="keywordtype">int</span> RSA_public_encrypt ( <span class="keywordtype">int</span> size, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* input, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* output, RSA* key, <span class="keywordtype">int</span> ignore ) { <span class="keywordflow">if</span>( !<a class="code" href="rsa_8h.html#acf422a8f269e001804d2bbcb78a25c64" title="Add the message padding, then do an RSA operation.">rsa_pkcs1_encrypt</a>( key, RSA_PUBLIC, size, input, output ) ) <span class="keywordflow">return</span> RSA_size(key); <span class="keywordflow">else</span> <span class="keywordflow">return</span> -1; } <a name="l00128"></a>00128 <span class="keyword">inline</span> <span class="keywordtype">int</span> RSA_private_encrypt( <span class="keywordtype">int</span> size, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* input, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* output, RSA* key, <span class="keywordtype">int</span> ignore ) { <span class="keywordflow">if</span>( !<a class="code" href="rsa_8h.html#acf422a8f269e001804d2bbcb78a25c64" title="Add the message padding, then do an RSA operation.">rsa_pkcs1_encrypt</a>( key, RSA_PRIVATE, size, input, output ) ) <span class="keywordflow">return</span> RSA_size(key); <span class="keywordflow">else</span> <span class="keywordflow">return</span> -1; } <a name="l00129"></a>00129 <a name="l00130"></a>00130 <span class="preprocessor">#ifdef __cplusplus</span> <a name="l00131"></a>00131 <span class="preprocessor"></span>} <a name="l00132"></a>00132 <span class="preprocessor">#endif</span> <a name="l00133"></a>00133 <span class="preprocessor"></span> <a name="l00134"></a>00134 <span class="preprocessor">#endif </span><span class="comment">/* openssl.h */</span> </pre></div></div> </div> <!-- window showing the filter options --> <div id="MSearchSelectWindow" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" onkeydown="return searchBox.OnSearchSelectKey(event)"> <a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Defines</a></div> <!-- iframe showing the search results (closed by default) --> <div id="MSearchResultsWindow"> <iframe src="javascript:void(0)" frameborder="0" name="MSearchResults" id="MSearchResults"> </iframe> </div> <hr class="footer"/><address class="footer"><small>Generated on Mon May 16 2011 for PolarSSL by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.4 </small></address> </body> </html>