<!-- This comment will put IE 6, 7 and 8 in quirks mode --> <!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>FreeTDS API: Authentication</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 1.6.3 --> <script type="text/javascript"><!-- var searchBox = new SearchBox("searchBox", "search",false,'Search'); --></script> <div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a 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cellspacing="0"> <tr><td colspan="2"><h2>Classes</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top">struct </td><td class="memItemRight" valign="bottom"><a class="el" href="a00075.html">names_blob_prefix_t</a></td></tr> <tr><td class="memItemLeft" align="right" valign="top">struct </td><td class="memItemRight" valign="bottom"><a class="el" href="a00087.html">tds_answer</a></td></tr> <tr><td class="memItemLeft" align="right" valign="top">struct </td><td class="memItemRight" valign="bottom"><a class="el" href="a00111.html">tds_ntlm_auth</a></td></tr> <tr><td colspan="2"><h2>Defines</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga19a04836d558f3c018b597e8dea1e0e0"></a><!-- doxytag: member="auth::offsetof" ref="ga19a04836d558f3c018b597e8dea1e0e0" args="(st, m)" --> #define </td><td class="memItemRight" valign="bottom"><b>offsetof</b>(st, m) ((size_t) ( (char *)&((st *)(0))->m - (char *)0 ))</td></tr> <tr><td colspan="2"><h2>Typedefs</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="gaf86575aec89b156f7940308c20ff9734"></a><!-- doxytag: member="auth::TDSANSWER" ref="gaf86575aec89b156f7940308c20ff9734" args="" --> typedef struct <a class="el" href="a00087.html">tds_answer</a> </td><td class="memItemRight" valign="bottom"><b>TDSANSWER</b></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="gad6590918d36557b1e3967172bfabf6d5"></a><!-- doxytag: member="auth::TDSNTLMAUTH" ref="gad6590918d36557b1e3967172bfabf6d5" args="" --> typedef struct <a class="el" href="a00111.html">tds_ntlm_auth</a> </td><td class="memItemRight" valign="bottom"><b>TDSNTLMAUTH</b></td></tr> <tr><td colspan="2"><h2>Functions</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga64f8b5dbeb79dfc60b821d3f4c5318e5"></a><!-- doxytag: member="auth::convert_to_upper" ref="ga64f8b5dbeb79dfc60b821d3f4c5318e5" args="(char *buf, size_t len)" --> static void </td><td class="memItemRight" valign="bottom"><b>convert_to_upper</b> (char *buf, size_t len)</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="gacd7007b809d8829d0e41cbb4c25057e9"></a><!-- doxytag: member="auth::convert_to_usc2le_string" ref="gacd7007b809d8829d0e41cbb4c25057e9" args="(TDSSOCKET *tds, const char *s, size_t len, char *out)" --> static size_t </td><td class="memItemRight" valign="bottom"><b>convert_to_usc2le_string</b> (<a class="el" href="a00122.html">TDSSOCKET</a> *tds, const char *s, size_t len, char *out)</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga67f0778fbd903f151a3aa29a4a857e29"></a><!-- doxytag: member="auth::fill_names_blob_prefix" ref="ga67f0778fbd903f151a3aa29a4a857e29" args="(names_blob_prefix_t *prefix)" --> static void </td><td class="memItemRight" valign="bottom"><b>fill_names_blob_prefix</b> (<a class="el" href="a00075.html">names_blob_prefix_t</a> *prefix)</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga532e85c995a56e3d19cd07135ca13c55"></a><!-- doxytag: member="auth::generate_random_buffer" ref="ga532e85c995a56e3d19cd07135ca13c55" args="(unsigned char *out, int len)" --> static void </td><td class="memItemRight" valign="bottom"><b>generate_random_buffer</b> (unsigned char *out, int len)</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga1ad01bd73e545ff80aa2fb6db6e110ee"></a><!-- doxytag: member="auth::make_lm_v2_response" ref="ga1ad01bd73e545ff80aa2fb6db6e110ee" args="(const unsigned char ntlm_v2_hash[16], const unsigned char *client_data, TDS_INT client_data_len, const unsigned char challenge[8])" --> static unsigned char * </td><td class="memItemRight" valign="bottom"><b>make_lm_v2_response</b> (const unsigned char ntlm_v2_hash[16], const unsigned char *client_data, TDS_INT client_data_len, const unsigned char challenge[8])</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga4b07b0291e63773ed0c85d5d1d27db5b"></a><!-- doxytag: member="auth::make_ntlm_hash" ref="ga4b07b0291e63773ed0c85d5d1d27db5b" args="(TDSSOCKET *tds, const char *passwd, unsigned char ntlm_hash[16])" --> static int </td><td class="memItemRight" valign="bottom"><b>make_ntlm_hash</b> (<a class="el" href="a00122.html">TDSSOCKET</a> *tds, const char *passwd, unsigned char ntlm_hash[16])</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga40cbb3248826698259bde47be5436ac7"></a><!-- doxytag: member="auth::make_ntlm_v2_hash" ref="ga40cbb3248826698259bde47be5436ac7" args="(TDSSOCKET *tds, const char *passwd, unsigned char ntlm_v2_hash[16])" --> static int </td><td class="memItemRight" valign="bottom"><b>make_ntlm_v2_hash</b> (<a class="el" href="a00122.html">TDSSOCKET</a> *tds, const char *passwd, unsigned char ntlm_v2_hash[16])</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga69c6767f90dbf3179cc4400bf72b0a4c"></a><!-- doxytag: member="auth::tds7_send_auth" ref="ga69c6767f90dbf3179cc4400bf72b0a4c" args="(TDSSOCKET *tds, const unsigned char *challenge, TDS_UINT flags, const unsigned char *names_blob, TDS_INT names_blob_len)" --> static int </td><td class="memItemRight" valign="bottom"><b>tds7_send_auth</b> (<a class="el" href="a00122.html">TDSSOCKET</a> *tds, const unsigned char *challenge, TDS_UINT flags, const unsigned char *names_blob, TDS_INT names_blob_len)</td></tr> <tr><td class="memItemLeft" align="right" valign="top">static int </td><td class="memItemRight" valign="bottom"><a class="el" href="a00296.html#ga28e0d7563f4ec6149532762696a3ceb3">tds_answer_challenge</a> (<a class="el" href="a00122.html">TDSSOCKET</a> *tds, <a class="el" href="a00094.html">TDSCONNECTION</a> *connection, const unsigned char *challenge, TDS_UINT *flags, const unsigned char *names_blob, TDS_INT names_blob_len, <a class="el" href="a00087.html">TDSANSWER</a> *answer, unsigned char **ntlm_v2_response)</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">Crypt a given password using schema required for NTLMv1 or NTLM2 authentication. <a href="#ga28e0d7563f4ec6149532762696a3ceb3"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="gac9b2821a71b5280036ea48c41e46c8cc"></a><!-- doxytag: member="auth::tds_answer_challenge_ntlmv2" ref="gac9b2821a71b5280036ea48c41e46c8cc" args="(TDSSOCKET *tds, TDSCONNECTION *connection, const unsigned char *challenge, TDS_UINT *flags, const unsigned char *names_blob, TDS_INT names_blob_len, TDSANSWER *answer, unsigned char **ntlm_v2_response)" --> static int </td><td class="memItemRight" valign="bottom"><b>tds_answer_challenge_ntlmv2</b> (<a class="el" href="a00122.html">TDSSOCKET</a> *tds, <a class="el" href="a00094.html">TDSCONNECTION</a> *connection, const unsigned char *challenge, TDS_UINT *flags, const unsigned char *names_blob, TDS_INT names_blob_len, <a class="el" href="a00087.html">TDSANSWER</a> *answer, unsigned char **ntlm_v2_response)</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="gadb736d7be0af6895c9dd9c0c138231a5"></a><!-- doxytag: member="auth::tds_convert_key" ref="gadb736d7be0af6895c9dd9c0c138231a5" args="(const unsigned char *key_56, DES_KEY *ks)" --> static void </td><td class="memItemRight" valign="bottom"><b>tds_convert_key</b> (const unsigned char *key_56, <a class="el" href="a00067.html">DES_KEY</a> *ks)</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga5a4e10e21b514a7d91fd7baff8d90b06"></a><!-- doxytag: member="auth::tds_encrypt_answer" ref="ga5a4e10e21b514a7d91fd7baff8d90b06" args="(const unsigned char *hash, const unsigned char *challenge, unsigned char *answer)" --> static void </td><td class="memItemRight" valign="bottom"><b>tds_encrypt_answer</b> (const unsigned char *hash, const unsigned char *challenge, unsigned char *answer)</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga553101b21b311f0b1eacdb9033b5360f"></a><!-- doxytag: member="auth::tds_ntlm_free" ref="ga553101b21b311f0b1eacdb9033b5360f" args="(TDSSOCKET *tds, TDSAUTHENTICATION *tds_auth)" --> static int </td><td class="memItemRight" valign="bottom"><b>tds_ntlm_free</b> (<a class="el" href="a00122.html">TDSSOCKET</a> *tds, <a class="el" href="a00088.html">TDSAUTHENTICATION</a> *tds_auth)</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="a00088.html">TDSAUTHENTICATION</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a00296.html#ga679f2d22b4a4bdefe0fa475d63503778">tds_ntlm_get_auth</a> (<a class="el" href="a00122.html">TDSSOCKET</a> *tds)</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">Build a NTLMSPP packet to send to server. <a href="#ga679f2d22b4a4bdefe0fa475d63503778"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="gaa3db31c67f47e37df817fdef6dfeb3b4"></a><!-- doxytag: member="auth::tds_ntlm_handle_next" ref="gaa3db31c67f47e37df817fdef6dfeb3b4" args="(TDSSOCKET *tds, struct tds_authentication *auth, size_t len)" --> static int </td><td class="memItemRight" valign="bottom"><b>tds_ntlm_handle_next</b> (<a class="el" href="a00122.html">TDSSOCKET</a> *tds, struct <a class="el" href="a00088.html">tds_authentication</a> *auth, size_t len)</td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga0ebff3de68aa881c6ebd875b8964b923"></a><!-- doxytag: member="auth::unix_to_nt_time" ref="ga0ebff3de68aa881c6ebd875b8964b923" args="(TDS_UINT8 *nt, time_t t)" --> static void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00296.html#ga0ebff3de68aa881c6ebd875b8964b923">unix_to_nt_time</a> (TDS_UINT8 *nt, time_t t)</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">put a 8 byte filetime from a time_t This takes GMT as input <br/></td></tr> <tr><td colspan="2"><h2>Variables</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga1dd4c7c104596b477eec26e028a1eadb"></a><!-- doxytag: member="auth::ntlm_id" ref="ga1dd4c7c104596b477eec26e028a1eadb" args="[]" --> static const unsigned char </td><td class="memItemRight" valign="bottom"><b>ntlm_id</b> [] = "NTLMSSP"</td></tr> </table> <hr/><a name="_details"></a><h2>Detailed Description</h2> <p>Functions for handling authentication. </p> <hr/><h2>Function Documentation</h2> <a class="anchor" id="ga28e0d7563f4ec6149532762696a3ceb3"></a><!-- doxytag: member="challenge.c::tds_answer_challenge" ref="ga28e0d7563f4ec6149532762696a3ceb3" args="(TDSSOCKET *tds, TDSCONNECTION *connection, const unsigned char *challenge, TDS_UINT *flags, const unsigned char *names_blob, TDS_INT names_blob_len, TDSANSWER *answer, unsigned char **ntlm_v2_response)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">static int tds_answer_challenge </td> <td>(</td> <td class="paramtype"><a class="el" href="a00122.html">TDSSOCKET</a> * </td> <td class="paramname"> <em>tds</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="a00094.html">TDSCONNECTION</a> * </td> <td class="paramname"> <em>connection</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const unsigned char * </td> <td class="paramname"> <em>challenge</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">TDS_UINT * </td> <td class="paramname"> <em>flags</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const unsigned char * </td> <td class="paramname"> <em>names_blob</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">TDS_INT </td> <td class="paramname"> <em>names_blob_len</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="a00087.html">TDSANSWER</a> * </td> <td class="paramname"> <em>answer</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned char ** </td> <td class="paramname"> <em>ntlm_v2_response</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td><code> [static]</code></td> </tr> </table> </div> <div class="memdoc"> <p>Crypt a given password using schema required for NTLMv1 or NTLM2 authentication. </p> <dl><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"></td><td valign="top"><em>passwd</em> </td><td>clear text domain password </td></tr> <tr><td valign="top"></td><td valign="top"><em>challenge</em> </td><td>challenge data given by server </td></tr> <tr><td valign="top"></td><td valign="top"><em>flags</em> </td><td>NTLM flags from server side </td></tr> <tr><td valign="top"></td><td valign="top"><em>answer</em> </td><td>buffer where to store crypted password </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="ga679f2d22b4a4bdefe0fa475d63503778"></a><!-- doxytag: member="challenge.c::tds_ntlm_get_auth" ref="ga679f2d22b4a4bdefe0fa475d63503778" args="(TDSSOCKET *tds)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="a00088.html">TDSAUTHENTICATION</a>* tds_ntlm_get_auth </td> <td>(</td> <td class="paramtype"><a class="el" href="a00122.html">TDSSOCKET</a> * </td> <td class="paramname"> <em>tds</em></td> <td> ) </td> <td></td> </tr> </table> </div> <div class="memdoc"> <p>Build a NTLMSPP packet to send to server. </p> <dl><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign="top"></td><td valign="top"><em>tds</em> </td><td>A pointer to the TDSSOCKET structure managing a client/server operation. </td></tr> </table> </dd> </dl> <dl class="return"><dt><b>Returns:</b></dt><dd>authentication info </dd></dl> </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"> 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