<!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>ANTLR Support Libraries 2.7.1+: CharInputBuffer Class Reference</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 1.7.3 --> <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">ANTLR Support Libraries 2.7.1+</div> </td> </tr> </tbody> 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usemap="#CharInputBuffer_inherit__map" alt="Inheritance graph"/></div> <map name="CharInputBuffer_inherit__map" id="CharInputBuffer_inherit__map"> </map> <center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div> <div class="dynheader"> Collaboration diagram for CharInputBuffer:</div> <div class="dyncontent"> <div class="center"><img src="classCharInputBuffer__coll__graph.png" border="0" usemap="#CharInputBuffer_coll__map" alt="Collaboration graph"/></div> <map name="CharInputBuffer_coll__map" id="CharInputBuffer_coll__map"> </map> <center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div> <p><a href="classCharInputBuffer-members.html">List of all members.</a></p> <table class="memberdecls"> <tr><td colspan="2"><h2><a name="pub-methods"></a> Public Member Functions</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classCharInputBuffer.html#aa6070db9b3add23315cb3fc4f48ef1b6">CharInputBuffer</a> (unsigned char *buf, size_t size, bool owner=false)</td></tr> <tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classCharInputBuffer.html#a4ea4ff8761842eb3aee007eca5a6222e">~CharInputBuffer</a> (void)</td></tr> <tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classCharInputBuffer.html#a3d17b07c6261c2fb882c0cc980866424">reset</a> (void)</td></tr> <tr><td class="memItemLeft" align="right" valign="top">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="classCharInputBuffer.html#a206ad055f6cf530b5df9a479d8ebbad7">getChar</a> (void)</td></tr> <tr><td colspan="2"><h2><a name="pro-attribs"></a> Protected Attributes</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top">unsigned char * </td><td class="memItemRight" valign="bottom"><a class="el" href="classCharInputBuffer.html#a75cdf053465baa7b377bc7f2beaf3c37">buffer</a></td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">the buffer with data <a href="#a75cdf053465baa7b377bc7f2beaf3c37"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">unsigned char * </td><td class="memItemRight" valign="bottom"><a class="el" href="classCharInputBuffer.html#accdb57d0df6b74f4c170b147b26930d9">ptr</a></td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">position ptr into the buffer <a href="#accdb57d0df6b74f4c170b147b26930d9"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">unsigned char * </td><td class="memItemRight" valign="bottom"><a class="el" href="classCharInputBuffer.html#a177023f4b6d9a1fff9bf0a6c82701a64">end</a></td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">end sentry for buffer <a href="#a177023f4b6d9a1fff9bf0a6c82701a64"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classCharInputBuffer.html#aa3d0f000f526e6738927e9a3a3084406">delete_buffer</a></td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">flag signifying if we have to delete the buffer <a href="#aa3d0f000f526e6738927e9a3a3084406"></a><br/></td></tr> </table> <hr/><a name="_details"></a><h2>Detailed Description</h2> <div class="textblock"><p><a class="el" href="CharInputBuffer_8hpp.html">CharInputBuffer.hpp</a> provides an <a class="el" href="classInputBuffer.html">InputBuffer</a> for plain character arrays (buffers). </p> </div><hr/><h2>Constructor & Destructor Documentation</h2> <a class="anchor" id="aa6070db9b3add23315cb3fc4f48ef1b6"></a><!-- doxytag: member="CharInputBuffer::CharInputBuffer" ref="aa6070db9b3add23315cb3fc4f48ef1b6" args="(unsigned char *buf, size_t size, bool owner=false)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">CharInputBuffer::CharInputBuffer </td> <td>(</td> <td class="paramtype">unsigned char * </td> <td class="paramname"><em>buf</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">size_t </td> <td class="paramname"><em>size</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">bool </td> <td class="paramname"><em>owner</em> = <code>false</code> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td><code> [inline]</code></td> </tr> </table> </div> <div class="memdoc"> <p>Construct a <a class="el" href="CharInputBuffer_8hpp.html">CharInputBuffer.hpp</a> object with a char* buffer of 'size' if 'owner' is true, then the buffer will be delete[]-ed on destruction. </p> <dl class="note"><dt><b>Note:</b></dt><dd>it is assumed the buffer was allocated with new[]! </dd></dl> </div> </div> <a class="anchor" id="a4ea4ff8761842eb3aee007eca5a6222e"></a><!-- doxytag: member="CharInputBuffer::~CharInputBuffer" ref="a4ea4ff8761842eb3aee007eca5a6222e" args="(void)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">CharInputBuffer::~CharInputBuffer </td> <td>(</td> <td class="paramtype">void </td> <td class="paramname"></td><td>)</td> <td><code> [inline]</code></td> </tr> </table> </div> <div class="memdoc"> <p>Destructor </p> <dl class="note"><dt><b>Note:</b></dt><dd>If you're using malloced data, then you probably need to change this destructor. Or better use this class as template for your own. </dd></dl> </div> </div> <hr/><h2>Member Function Documentation</h2> <a class="anchor" id="a206ad055f6cf530b5df9a479d8ebbad7"></a><!-- doxytag: member="CharInputBuffer::getChar" ref="a206ad055f6cf530b5df9a479d8ebbad7" args="(void)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">virtual int CharInputBuffer::getChar </td> <td>(</td> <td class="paramtype">void </td> <td class="paramname"></td><td>)</td> <td><code> [inline, virtual]</code></td> </tr> </table> </div> <div class="memdoc"> <p>Override this in subclasses to get the next character </p> <p>Implements <a class="el" href="classInputBuffer.html#a330a5238a409a12116cfe83911bf4750">InputBuffer</a>.</p> </div> </div> <a class="anchor" id="a3d17b07c6261c2fb882c0cc980866424"></a><!-- doxytag: member="CharInputBuffer::reset" ref="a3d17b07c6261c2fb882c0cc980866424" args="(void)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">virtual void CharInputBuffer::reset </td> <td>(</td> <td class="paramtype">void </td> <td class="paramname"></td><td>)</td> <td><code> [inline, virtual]</code></td> </tr> </table> </div> <div class="memdoc"> <p>Reset the <a class="el" href="classCharInputBuffer.html">CharInputBuffer</a> to initial state Called from <a class="el" href="classLexerInputState.html#a90031004476b4038df477a296a58e1d9">LexerInputState::reset</a>. </p> <dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="classLexerInputState.html">LexerInputState</a> </dd></dl> <p>Reimplemented from <a class="el" href="classInputBuffer.html#a8775d70258996e18e59b5224ee5b3193">InputBuffer</a>.</p> </div> </div> <hr/><h2>Member Data Documentation</h2> <a class="anchor" id="a75cdf053465baa7b377bc7f2beaf3c37"></a><!-- doxytag: member="CharInputBuffer::buffer" ref="a75cdf053465baa7b377bc7f2beaf3c37" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">unsigned char* <a class="el" href="classCharInputBuffer.html#a75cdf053465baa7b377bc7f2beaf3c37">CharInputBuffer::buffer</a><code> [protected]</code></td> </tr> </table> </div> <div class="memdoc"> <p>the buffer with data </p> </div> </div> <a class="anchor" id="aa3d0f000f526e6738927e9a3a3084406"></a><!-- doxytag: member="CharInputBuffer::delete_buffer" ref="aa3d0f000f526e6738927e9a3a3084406" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">bool <a class="el" href="classCharInputBuffer.html#aa3d0f000f526e6738927e9a3a3084406">CharInputBuffer::delete_buffer</a><code> [protected]</code></td> </tr> </table> </div> <div class="memdoc"> <p>flag signifying if we have to delete the buffer </p> </div> </div> <a class="anchor" id="a177023f4b6d9a1fff9bf0a6c82701a64"></a><!-- doxytag: member="CharInputBuffer::end" ref="a177023f4b6d9a1fff9bf0a6c82701a64" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">unsigned char* <a class="el" href="classCharInputBuffer.html#a177023f4b6d9a1fff9bf0a6c82701a64">CharInputBuffer::end</a><code> [protected]</code></td> </tr> </table> </div> <div class="memdoc"> <p>end sentry for buffer </p> </div> </div> <a class="anchor" id="accdb57d0df6b74f4c170b147b26930d9"></a><!-- doxytag: member="CharInputBuffer::ptr" ref="accdb57d0df6b74f4c170b147b26930d9" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">unsigned char* <a class="el" href="classCharInputBuffer.html#accdb57d0df6b74f4c170b147b26930d9">CharInputBuffer::ptr</a><code> [protected]</code></td> </tr> </table> </div> <div class="memdoc"> <p>position ptr into the buffer </p> </div> </div> <hr/>The documentation for this class was generated from the following file:<ul> <li>antlr/<a class="el" href="CharInputBuffer_8hpp_source.html">CharInputBuffer.hpp</a></li> </ul> </div> <!--- window showing the filter 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