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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>Procyon AVRlib: bitbuf.h File Reference</title><link href="dox.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.3.6 --><div class="qindex"><a class="qindex" href="main.html">Main Page</a> | <a class="qindex" href="modules.html">Modules</a> | <a class="qindex" href="annotated.html">Data Structures</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="functions.html">Data Fields</a> | <a class="qindex" href="globals.html">Globals</a></div><h1>bitbuf.h File Reference</h1>Multipurpose bit buffer structure and methods. <a href="#_details">More...</a><p><p><a href="bitbuf_8h-source.html">Go to the source code of this file.</a><table border=0 cellpadding=0 cellspacing=0><tr><td></td></tr><tr><td colspan=2><br><h2>Data Structures</h2></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top>struct </td><td class="memItemRight" valign=bottom><b>struct_BitBuf</b></td></tr><tr><td colspan=2><br><h2>Typedefs</h2></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="a0" doxytag="bitbuf.h::BitBuf" ></a>typedef struct_BitBuf </td><td class="memItemRight" valign=bottom><b>BitBuf</b></td></tr><tr><td colspan=2><br><h2>Functions</h2></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="a1" doxytag="bitbuf.h::bitbufInit" ></a>void </td><td class="memItemRight" valign=bottom><a class="el" href="bitbuf_8h.html#a1">bitbufInit</a> (BitBuf *bitBuffer, unsigned char *start, unsigned short bytesize)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">initialize a buffer to start at a given address and have given size <br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="a2" doxytag="bitbuf.h::bitbufGet" ></a>unsigned char </td><td class="memItemRight" valign=bottom><a class="el" href="bitbuf_8h.html#a2">bitbufGet</a> (BitBuf *bitBuffer)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">get the bit at the current position in the buffer <br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="a3" doxytag="bitbuf.h::bitbufGetAtIndex" ></a>unsigned char </td><td class="memItemRight" valign=bottom><a class="el" href="bitbuf_8h.html#a3">bitbufGetAtIndex</a> (BitBuf *bitBuffer, unsigned short bitIndex)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">get a bit at the specified index in the buffer (kind of like array access) <br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="a4" doxytag="bitbuf.h::bitbufStore" ></a>void </td><td class="memItemRight" valign=bottom><a class="el" href="bitbuf_8h.html#a4">bitbufStore</a> (BitBuf *bitBuffer, unsigned char bit)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">store a bit at the current position in the buffer <br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="a5" doxytag="bitbuf.h::bitbufGetDataLength" ></a>unsigned short </td><td class="memItemRight" valign=bottom><a class="el" href="bitbuf_8h.html#a5">bitbufGetDataLength</a> (BitBuf *bitBuffer)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">return the number of bits in the buffer <br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="a6" doxytag="bitbuf.h::bitbufReset" ></a>void </td><td class="memItemRight" valign=bottom><a class="el" href="bitbuf_8h.html#a6">bitbufReset</a> (BitBuf *bitBuffer)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">resets the read/write position of the buffer to beginning <br><br></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="a7" doxytag="bitbuf.h::bitbufFlush" ></a>void </td><td class="memItemRight" valign=bottom><a class="el" href="bitbuf_8h.html#a7">bitbufFlush</a> (BitBuf *bitBuffer)</td></tr><tr><td class="mdescLeft"> </td><td class="mdescRight">flush (clear) the contents of the buffer <br><br></td></tr></table><hr><a name="_details"></a><h2>Detailed Description</h2>Multipurpose bit buffer structure and methods. <p><p>Definition in file <a class="el" href="bitbuf_8h-source.html">bitbuf.h</a>.<hr size="1"><address style="align: right;"><small>Generated on Fri Oct 15 03:50:23 2004 for Procyon AVRlib by<a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border=0 > </a>1.3.6 </small></address></body></html>?? 快捷鍵說明
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