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exif-log_8h.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" lang="en-US"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=11"/> <meta name="generator" content="Doxygen 1.9.8"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>EXIF library (libexif) API: libexif/exif-log.h File Reference</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript" src="navtreedata.js"></script> <script type="text/javascript" src="navtree.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr id="projectrow"> <td id="projectalign"> <div id="projectname">EXIF library (libexif) API<span id="projectnumber"> 0.6.24</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.9.8 --> <script type="text/javascript" src="menudata.js"></script> <script type="text/javascript" src="menu.js"></script> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */ $(function() { initMenu('',false,false,'search.php','Search'); }); /* @license-end */ </script> <div id="main-nav"></div> </div><!-- top --> <div id="side-nav" class="ui-resizable side-nav-resizable"> <div id="nav-tree"> <div id="nav-tree-contents"> <div id="nav-sync" class="sync"></div> </div> </div> <div id="splitbar" style="-moz-user-select:none;" class="ui-resizable-handle"> </div> </div> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */ $(document).ready(function(){initNavTree('exif-log_8h.html',''); initResizable(); }); /* @license-end */ </script> <div id="doc-content"> <div class="header"> <div class="summary"> <a href="#define-members">Macros</a> | <a href="#typedef-members">Typedefs</a> | <a href="#enum-members">Enumerations</a> | <a href="#func-members">Functions</a> </div> <div class="headertitle"><div class="title">exif-log.h File Reference</div></div> </div><!--header--> <div class="contents"> <p>Log message infrastructure. <a href="#details">More...</a></p> <div class="textblock"><code>#include <<a class="el" href="exif-mem_8h_source.html">libexif/exif-mem.h</a>></code><br /> <code>#include <stdarg.h></code><br /> </div> <p><a href="exif-log_8h_source.html">Go to the source code of this file.</a></p> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="define-members" name="define-members"></a> Macros</h2></td></tr> <tr class="memitem:a4221b964f5ee550f6166126b263d3b2f" id="r_a4221b964f5ee550f6166126b263d3b2f"><td class="memItemLeft" align="right" valign="top"><a id="a4221b964f5ee550f6166126b263d3b2f" name="a4221b964f5ee550f6166126b263d3b2f"></a> #define </td><td class="memItemRight" valign="bottom"><b>EXIF_LOG_NO_MEMORY</b>(l, d, s)   exif_log ((l), EXIF_LOG_CODE_NO_MEMORY, (d), "Could not allocate %lu byte(s).", (unsigned long)(s))</td></tr> <tr class="separator:a4221b964f5ee550f6166126b263d3b2f"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="typedef-members" name="typedef-members"></a> Typedefs</h2></td></tr> <tr class="memitem:a6b225115984bb2016282923cb487f16b" id="r_a6b225115984bb2016282923cb487f16b"><td class="memItemLeft" align="right" valign="top"><a id="a6b225115984bb2016282923cb487f16b" name="a6b225115984bb2016282923cb487f16b"></a> typedef struct _ExifLog </td><td class="memItemRight" valign="bottom"><b>ExifLog</b></td></tr> <tr class="memdesc:a6b225115984bb2016282923cb487f16b"><td class="mdescLeft"> </td><td class="mdescRight">State maintained by the logging interface. <br /></td></tr> <tr class="separator:a6b225115984bb2016282923cb487f16b"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ae724638edf6aa856cf28717ececd84c6" id="r_ae724638edf6aa856cf28717ececd84c6"><td class="memItemLeft" align="right" valign="top"><a id="ae724638edf6aa856cf28717ececd84c6" name="ae724638edf6aa856cf28717ececd84c6"></a> typedef void(* </td><td class="memItemRight" valign="bottom"><b>ExifLogFunc</b>) (<a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b">ExifLog</a> *log, ExifLogCode, const char *domain, const char *format, va_list args, void *data)</td></tr> <tr class="memdesc:ae724638edf6aa856cf28717ececd84c6"><td class="mdescLeft"> </td><td class="mdescRight">Log callback function prototype. <br /></td></tr> <tr class="separator:ae724638edf6aa856cf28717ececd84c6"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="enum-members" name="enum-members"></a> Enumerations</h2></td></tr> <tr class="memitem:a36f42667fb0481f099dbc0628dae2652" id="r_a36f42667fb0481f099dbc0628dae2652"><td class="memItemLeft" align="right" valign="top"><a id="a36f42667fb0481f099dbc0628dae2652" name="a36f42667fb0481f099dbc0628dae2652"></a>enum  </td><td class="memItemRight" valign="bottom"><b>ExifLogCode</b> { <b>EXIF_LOG_CODE_NONE</b> , <b>EXIF_LOG_CODE_DEBUG</b> , <b>EXIF_LOG_CODE_NO_MEMORY</b> , <b>EXIF_LOG_CODE_CORRUPT_DATA</b> }</td></tr> <tr class="separator:a36f42667fb0481f099dbc0628dae2652"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a> Functions</h2></td></tr> <tr class="memitem:a001a5e553782adb78dc6fa91728004d5" id="r_a001a5e553782adb78dc6fa91728004d5"><td class="memItemLeft" align="right" valign="top"><a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b">ExifLog</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="exif-log_8h.html#a001a5e553782adb78dc6fa91728004d5">exif_log_new</a> (void)</td></tr> <tr class="memdesc:a001a5e553782adb78dc6fa91728004d5"><td class="mdescLeft"> </td><td class="mdescRight">Create a new logging instance. <br /></td></tr> <tr class="separator:a001a5e553782adb78dc6fa91728004d5"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a4193191b0bb76e71ac7fd6172b0c1a65" id="r_a4193191b0bb76e71ac7fd6172b0c1a65"><td class="memItemLeft" align="right" valign="top"><a id="a4193191b0bb76e71ac7fd6172b0c1a65" name="a4193191b0bb76e71ac7fd6172b0c1a65"></a> <a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b">ExifLog</a> * </td><td class="memItemRight" valign="bottom"><b>exif_log_new_mem</b> (<a class="el" href="exif-mem_8h.html#aab8aacbc0ed6f11a1f022b7b1bf4750e">ExifMem</a> *)</td></tr> <tr class="separator:a4193191b0bb76e71ac7fd6172b0c1a65"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:aafd7e5d40ca73440976a3b684bfa1059" id="r_aafd7e5d40ca73440976a3b684bfa1059"><td class="memItemLeft" align="right" valign="top"><a id="aafd7e5d40ca73440976a3b684bfa1059" name="aafd7e5d40ca73440976a3b684bfa1059"></a> void </td><td class="memItemRight" valign="bottom"><b>exif_log_ref</b> (<a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b">ExifLog</a> *log)</td></tr> <tr class="separator:aafd7e5d40ca73440976a3b684bfa1059"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a7a9b738a7429197d68c80ffedac7d8fb" id="r_a7a9b738a7429197d68c80ffedac7d8fb"><td class="memItemLeft" align="right" valign="top"><a id="a7a9b738a7429197d68c80ffedac7d8fb" name="a7a9b738a7429197d68c80ffedac7d8fb"></a> void </td><td class="memItemRight" valign="bottom"><b>exif_log_unref</b> (<a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b">ExifLog</a> *log)</td></tr> <tr class="separator:a7a9b738a7429197d68c80ffedac7d8fb"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:acd0808d6d5be73f28059797c2e2e67dc" id="r_acd0808d6d5be73f28059797c2e2e67dc"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="exif-log_8h.html#acd0808d6d5be73f28059797c2e2e67dc">exif_log_free</a> (<a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b">ExifLog</a> *log)</td></tr> <tr class="memdesc:acd0808d6d5be73f28059797c2e2e67dc"><td class="mdescLeft"> </td><td class="mdescRight">Delete instance of <a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b" title="State maintained by the logging interface.">ExifLog</a>. <br /></td></tr> <tr class="separator:acd0808d6d5be73f28059797c2e2e67dc"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a342d1759ec4d86896fb24fd369e758f3" id="r_a342d1759ec4d86896fb24fd369e758f3"><td class="memItemLeft" align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="exif-log_8h.html#a342d1759ec4d86896fb24fd369e758f3">exif_log_code_get_title</a> (ExifLogCode code)</td></tr> <tr class="memdesc:a342d1759ec4d86896fb24fd369e758f3"><td class="mdescLeft"> </td><td class="mdescRight">Return a textual description of the given class of error log. <br /></td></tr> <tr class="separator:a342d1759ec4d86896fb24fd369e758f3"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:afcbdf4fa0b146bb0040c21b3f4969e7c" id="r_afcbdf4fa0b146bb0040c21b3f4969e7c"><td class="memItemLeft" align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="exif-log_8h.html#afcbdf4fa0b146bb0040c21b3f4969e7c">exif_log_code_get_message</a> (ExifLogCode code)</td></tr> <tr class="memdesc:afcbdf4fa0b146bb0040c21b3f4969e7c"><td class="mdescLeft"> </td><td class="mdescRight">Return a verbose description of the given class of error log. <br /></td></tr> <tr class="separator:afcbdf4fa0b146bb0040c21b3f4969e7c"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a493a369b7020265971cdaf8be9a2f6fe" id="r_a493a369b7020265971cdaf8be9a2f6fe"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="exif-log_8h.html#a493a369b7020265971cdaf8be9a2f6fe">exif_log_set_func</a> (<a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b">ExifLog</a> *log, <a class="el" href="exif-log_8h.html#ae724638edf6aa856cf28717ececd84c6">ExifLogFunc</a> func, void *data)</td></tr> <tr class="memdesc:a493a369b7020265971cdaf8be9a2f6fe"><td class="mdescLeft"> </td><td class="mdescRight">Register log callback function. <br /></td></tr> <tr class="separator:a493a369b7020265971cdaf8be9a2f6fe"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a3317c341014d6ed3ea726f66116d5de0" id="r_a3317c341014d6ed3ea726f66116d5de0"><td class="memItemLeft" align="right" valign="top"><a id="a3317c341014d6ed3ea726f66116d5de0" name="a3317c341014d6ed3ea726f66116d5de0"></a> void </td><td class="memItemRight" valign="bottom"><b>exif_log</b> (<a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b">ExifLog</a> *log, ExifLogCode, const char *domain, const char *format,...)</td></tr> <tr class="separator:a3317c341014d6ed3ea726f66116d5de0"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:af5f451d1ffd6538a88ca59798799af41" id="r_af5f451d1ffd6538a88ca59798799af41"><td class="memItemLeft" align="right" valign="top"><a id="af5f451d1ffd6538a88ca59798799af41" name="af5f451d1ffd6538a88ca59798799af41"></a> void </td><td class="memItemRight" valign="bottom"><b>exif_logv</b> (<a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b">ExifLog</a> *log, ExifLogCode, const char *domain, const char *format, va_list args)</td></tr> <tr class="separator:af5f451d1ffd6538a88ca59798799af41"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><p>Log message infrastructure. </p> </div><h2 class="groupheader">Function Documentation</h2> <a id="afcbdf4fa0b146bb0040c21b3f4969e7c" name="afcbdf4fa0b146bb0040c21b3f4969e7c"></a> <h2 class="memtitle"><span class="permalink"><a href="#afcbdf4fa0b146bb0040c21b3f4969e7c">◆ </a></span>exif_log_code_get_message()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const char * exif_log_code_get_message </td> <td>(</td> <td class="paramtype">ExifLogCode </td> <td class="paramname"><em>code</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Return a verbose description of the given class of error log. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramdir">[in]</td><td class="paramname">code</td><td>logging message class </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>verbose description of the log class, or NULL if unknown </dd></dl> </div> </div> <a id="a342d1759ec4d86896fb24fd369e758f3" name="a342d1759ec4d86896fb24fd369e758f3"></a> <h2 class="memtitle"><span class="permalink"><a href="#a342d1759ec4d86896fb24fd369e758f3">◆ </a></span>exif_log_code_get_title()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const char * exif_log_code_get_title </td> <td>(</td> <td class="paramtype">ExifLogCode </td> <td class="paramname"><em>code</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Return a textual description of the given class of error log. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramdir">[in]</td><td class="paramname">code</td><td>logging message class </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>textual description of the log class, or NULL if unknown </dd></dl> </div> </div> <a id="acd0808d6d5be73f28059797c2e2e67dc" name="acd0808d6d5be73f28059797c2e2e67dc"></a> <h2 class="memtitle"><span class="permalink"><a href="#acd0808d6d5be73f28059797c2e2e67dc">◆ </a></span>exif_log_free()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void exif_log_free </td> <td>(</td> <td class="paramtype"><a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b">ExifLog</a> * </td> <td class="paramname"><em>log</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Delete instance of <a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b" title="State maintained by the logging interface.">ExifLog</a>. </p> <dl class="section see"><dt>See also</dt><dd><a class="el" href="exif-log_8h.html#a001a5e553782adb78dc6fa91728004d5" title="Create a new logging instance.">exif_log_new</a></dd></dl> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramdir">[in]</td><td class="paramname">log</td><td><a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b" title="State maintained by the logging interface.">ExifLog</a> </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>new instance of <a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b" title="State maintained by the logging interface.">ExifLog</a> </dd></dl> </div> </div> <a id="a001a5e553782adb78dc6fa91728004d5" name="a001a5e553782adb78dc6fa91728004d5"></a> <h2 class="memtitle"><span class="permalink"><a href="#a001a5e553782adb78dc6fa91728004d5">◆ </a></span>exif_log_new()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b">ExifLog</a> * exif_log_new </td> <td>(</td> <td class="paramtype">void </td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Create a new logging instance. </p> <dl class="section see"><dt>See also</dt><dd><a class="el" href="exif-log_8h.html#acd0808d6d5be73f28059797c2e2e67dc" title="Delete instance of ExifLog.">exif_log_free</a></dd></dl> <dl class="section return"><dt>Returns</dt><dd>new instance of <a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b" title="State maintained by the logging interface.">ExifLog</a> </dd></dl> </div> </div> <a id="a493a369b7020265971cdaf8be9a2f6fe" name="a493a369b7020265971cdaf8be9a2f6fe"></a> <h2 class="memtitle"><span class="permalink"><a href="#a493a369b7020265971cdaf8be9a2f6fe">◆ </a></span>exif_log_set_func()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void exif_log_set_func </td> <td>(</td> <td class="paramtype"><a class="el" href="exif-log_8h.html#a6b225115984bb2016282923cb487f16b">ExifLog</a> * </td> <td class="paramname"><em>log</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="exif-log_8h.html#ae724638edf6aa856cf28717ececd84c6">ExifLogFunc</a> </td> <td class="paramname"><em>func</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">void * </td> <td class="paramname"><em>data</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Register log callback function. </p> <p>Calls to the log callback function are purely for diagnostic purposes.</p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramdir">[in]</td><td class="paramname">log</td><td>logging state variable </td></tr> <tr><td class="paramdir">[in]</td><td class="paramname">func</td><td>callback function to set </td></tr> <tr><td class="paramdir">[in]</td><td class="paramname">data</td><td>data to pass into callback function </td></tr> </table> </dd> </dl> </div> </div> </div><!-- contents --> </div><!-- doc-content --> <!-- start footer part --> <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> <ul> <li class="navelem"><a class="el" href="dir_04d2bd150f7cc849eeec70b9b0fdccb1.html">libexif</a></li><li class="navelem"><a class="el" href="exif-log_8h.html">exif-log.h</a></li> <li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.8 </li> </ul> </div> </body> </html>
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