<!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"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.11"/> <title>libwebsockets: lws_plat_file_ops Struct 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> <script type="text/javascript"> $(document).ready(initResizable); $(window).load(resizeHeight); </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 style="height: 56px;"> <td id="projectlogo"><img alt="Logo" src="libwebsockets.org-logo.png"/></td> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">libwebsockets </div> <div id="projectbrief">Lightweight C library for HTML5 websockets</div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.11 --> <div id="navrow1" class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li class="current"><a href="annotated.html"><span>Data Structures</span></a></li> <li><a href="files.html"><span>Files</span></a></li> </ul> </div> <div id="navrow2" class="tabs2"> <ul class="tablist"> <li><a 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class="contents"> <p><code>#include <<a class="el" href="libwebsockets_8h_source.html">libwebsockets.h</a>></code></p> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a> Data Fields</h2></td></tr> <tr class="memitem:ad37a97abc68d0af967cef874f4d8df32"><td class="memItemLeft" align="right" valign="top">lws_filefd_type(* </td><td class="memItemRight" valign="bottom"><a class="el" href="structlws__plat__file__ops.html#ad37a97abc68d0af967cef874f4d8df32">open</a> )(struct lws *wsi, const char *filename, unsigned long *filelen, int flags)</td></tr> <tr class="separator:ad37a97abc68d0af967cef874f4d8df32"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a034ec96f2fbaf52b4aa3e82d20795f7b"><td class="memItemLeft" align="right" valign="top">int(* </td><td class="memItemRight" valign="bottom"><a class="el" href="structlws__plat__file__ops.html#a034ec96f2fbaf52b4aa3e82d20795f7b">close</a> )(struct lws *wsi, lws_filefd_type fd)</td></tr> <tr class="separator:a034ec96f2fbaf52b4aa3e82d20795f7b"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:abfcda19b003dcc13c61ff9e2bb4ff869"><td class="memItemLeft" align="right" valign="top">unsigned long(* </td><td class="memItemRight" valign="bottom"><a class="el" href="structlws__plat__file__ops.html#abfcda19b003dcc13c61ff9e2bb4ff869">seek_cur</a> )(struct lws *wsi, lws_filefd_type fd, long offset_from_cur_pos)</td></tr> <tr class="separator:abfcda19b003dcc13c61ff9e2bb4ff869"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a01f483807a9862736b17ba9ed5110c40"><td class="memItemLeft" align="right" valign="top">int(* </td><td class="memItemRight" valign="bottom"><a class="el" href="structlws__plat__file__ops.html#a01f483807a9862736b17ba9ed5110c40">read</a> )(struct lws *wsi, lws_filefd_type fd, unsigned long *amount, unsigned char *buf, unsigned long len)</td></tr> <tr class="separator:a01f483807a9862736b17ba9ed5110c40"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a1fae8330ee94649a3551e31a30809793"><td class="memItemLeft" align="right" valign="top">int(* </td><td class="memItemRight" valign="bottom"><a class="el" href="structlws__plat__file__ops.html#a1fae8330ee94649a3551e31a30809793">write</a> )(struct lws *wsi, lws_filefd_type fd, unsigned long *amount, unsigned char *buf, unsigned long len)</td></tr> <tr class="separator:a1fae8330ee94649a3551e31a30809793"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><p>struct <a class="el" href="structlws__plat__file__ops.html">lws_plat_file_ops</a> - Platform-specific file operations</p> <p>These provide platform-agnostic ways to deal with filesystem access in the library and in the user code. </p> </div><h2 class="groupheader">Field Documentation</h2> <a class="anchor" id="a034ec96f2fbaf52b4aa3e82d20795f7b"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int(* lws_plat_file_ops::close) (struct lws *wsi, lws_filefd_type fd)</td> </tr> </table> </div><div class="memdoc"> <p>close file </p> </div> </div> <a class="anchor" id="ad37a97abc68d0af967cef874f4d8df32"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">lws_filefd_type(* lws_plat_file_ops::open) (struct lws *wsi, const char *filename, unsigned long *filelen, int flags)</td> </tr> </table> </div><div class="memdoc"> <p>Open file (always binary access if plat supports it) filelen is filled on exit to be the length of the file flags should be set to O_RDONLY or O_RDWR </p> </div> </div> <a class="anchor" id="a01f483807a9862736b17ba9ed5110c40"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int(* lws_plat_file_ops::read) (struct lws *wsi, lws_filefd_type fd, unsigned long *amount, unsigned char *buf, unsigned long len)</td> </tr> </table> </div><div class="memdoc"> <p>Read from file, on exit *amount is set to amount actually read </p> </div> </div> <a class="anchor" id="abfcda19b003dcc13c61ff9e2bb4ff869"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">unsigned long(* lws_plat_file_ops::seek_cur) (struct lws *wsi, lws_filefd_type fd, long offset_from_cur_pos)</td> </tr> </table> </div><div class="memdoc"> <p>seek from current position </p> </div> </div> <a class="anchor" id="a1fae8330ee94649a3551e31a30809793"></a> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int(* lws_plat_file_ops::write) (struct lws *wsi, lws_filefd_type fd, unsigned long *amount, unsigned char *buf, unsigned long len)</td> </tr> </table> </div><div class="memdoc"> <p>Write to file, on exit *amount is set to amount actually written </p> </div> </div> <hr/>The documentation for this struct was generated from the following file:<ul> <li>lib/<a class="el" href="libwebsockets_8h_source.html">libwebsockets.h</a></li> </ul> </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="structlws__plat__file__ops.html">lws_plat_file_ops</a></li> <li class="footer">Generated by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.11 </li> </ul> </div> </body> </html>