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<h1>pbuf.h File Reference</h1><code>#include "<a class="el" href="debug_8h-source.html">net/debug.h</a>"</code><br>
<code>#include "<a class="el" href="arch_8h-source.html">net/arch.h</a>"</code><br>
<p>
<a href="pbuf_8h-source.html">Go to the source code of this file.</a><table border=0 cellpadding=0 cellspacing=0>
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<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><a class="el" href="structpbuf.html">pbuf</a></td></tr>
<tr><td colspan=2><br><h2>Defines</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>#define </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a0">PBUF_TRANSPORT_HLEN</a> 20</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>#define </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a1">PBUF_IP_HLEN</a> 20</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>#define </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a2">PBUF_FLAG_RAM</a> 0x00</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>#define </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a3">PBUF_FLAG_ROM</a> 0x01</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>#define </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a4">PBUF_FLAG_POOL</a> 0x02</td></tr>
<tr><td colspan=2><br><h2>Enumerations</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>enum </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a21">pbuf_layer</a> { <a class="el" href="pbuf_8h.html#a21a5">PBUF_TRANSPORT</a>,
<a class="el" href="pbuf_8h.html#a21a6">PBUF_IP</a>,
<a class="el" href="pbuf_8h.html#a21a7">PBUF_LINK</a>,
<a class="el" href="pbuf_8h.html#a21a8">PBUF_RAW</a>
}</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>enum </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a22">pbuf_flag</a> { <a class="el" href="pbuf_8h.html#a22a9">PBUF_RAM</a>,
<a class="el" href="pbuf_8h.html#a22a10">PBUF_ROM</a>,
<a class="el" href="pbuf_8h.html#a22a11">PBUF_POOL</a>
}</td></tr>
<tr><td colspan=2><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a12">pbuf_init</a> (void)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="structpbuf.html">pbuf</a> * </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a13">pbuf_alloc</a> (<a class="el" href="pbuf_8h.html#a21">pbuf_layer</a> l, <a class="el" href="types_8h.html#a2">uInt16</a> size, <a class="el" href="pbuf_8h.html#a22">pbuf_flag</a> flag)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a14">pbuf_realloc</a> (struct <a class="el" href="structpbuf.html">pbuf</a> *p, <a class="el" href="types_8h.html#a2">uInt16</a> size)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="types_8h.html#a1">uInt8</a> </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a15">pbuf_header</a> (struct <a class="el" href="structpbuf.html">pbuf</a> *p, <a class="el" href="types_8h.html#a6">Int16</a> header_size)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a16">pbuf_ref</a> (struct <a class="el" href="structpbuf.html">pbuf</a> *p)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="types_8h.html#a1">uInt8</a> </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a17">pbuf_free</a> (struct <a class="el" href="structpbuf.html">pbuf</a> *p)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="types_8h.html#a1">uInt8</a> </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a18">pbuf_clen</a> (struct <a class="el" href="structpbuf.html">pbuf</a> *p)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a19">pbuf_chain</a> (struct <a class="el" href="structpbuf.html">pbuf</a> *h, struct <a class="el" href="structpbuf.html">pbuf</a> *t)</td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="structpbuf.html">pbuf</a> * </td><td class="memItemRight" valign=bottom><a class="el" href="pbuf_8h.html#a20">pbuf_dechain</a> (struct <a class="el" href="structpbuf.html">pbuf</a> *p)</td></tr>
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<hr><h2>Define Documentation</h2>
<a name="a4" doxytag="pbuf.h::PBUF_FLAG_POOL"></a><p>
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<td class="md" nowrap valign="top"> #define PBUF_FLAG_POOL 0x02
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<a name="a2" doxytag="pbuf.h::PBUF_FLAG_RAM"></a><p>
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<td class="md" nowrap valign="top"> #define PBUF_FLAG_RAM 0x00
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<a name="a3" doxytag="pbuf.h::PBUF_FLAG_ROM"></a><p>
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<td class="md" nowrap valign="top"> #define PBUF_FLAG_ROM 0x01
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<a name="a1" doxytag="pbuf.h::PBUF_IP_HLEN"></a><p>
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<td class="md" nowrap valign="top"> #define PBUF_IP_HLEN 20
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<a name="a0" doxytag="pbuf.h::PBUF_TRANSPORT_HLEN"></a><p>
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<td class="md" nowrap valign="top"> #define PBUF_TRANSPORT_HLEN 20
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<hr><h2>Enumeration Type Documentation</h2>
<a name="a22" doxytag="pbuf.h::pbuf_flag"></a><p>
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<td class="md" nowrap valign="top"> enum <a class="el" href="pbuf_8h.html#a22">pbuf_flag</a>
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<dl compact><dt><b>Enumeration values: </b></dt><dd>
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<tr><td valign=top><em><a name="a22a9" doxytag="PBUF_RAM"></a><em>PBUF_RAM</em></em> </td><td>
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<tr><td valign=top><em><a name="a22a10" doxytag="PBUF_ROM"></a><em>PBUF_ROM</em></em> </td><td>
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<tr><td valign=top><em><a name="a22a11" doxytag="PBUF_POOL"></a><em>PBUF_POOL</em></em> </td><td>
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<a name="a21" doxytag="pbuf.h::pbuf_layer"></a><p>
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<td class="md" nowrap valign="top"> enum <a class="el" href="pbuf_8h.html#a21">pbuf_layer</a>
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<dl compact><dt><b>Enumeration values: </b></dt><dd>
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<tr><td valign=top><em><a name="a21a5" doxytag="PBUF_TRANSPORT"></a><em>PBUF_TRANSPORT</em></em> </td><td>
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<tr><td valign=top><em><a name="a21a6" doxytag="PBUF_IP"></a><em>PBUF_IP</em></em> </td><td>
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<tr><td valign=top><em><a name="a21a7" doxytag="PBUF_LINK"></a><em>PBUF_LINK</em></em> </td><td>
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<tr><td valign=top><em><a name="a21a8" doxytag="PBUF_RAW"></a><em>PBUF_RAW</em></em> </td><td>
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<hr><h2>Function Documentation</h2>
<a name="a13" doxytag="pbuf.h::pbuf_alloc"></a><p>
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<td class="md" nowrap valign="top"> struct <a class="el" href="structpbuf.html">pbuf</a>* pbuf_alloc </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top"><a class="el" href="pbuf_8h.html#a21">pbuf_layer</a> </td>
<td class="mdname" nowrap> <em>l</em>, </td>
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<td class="md" nowrap><a class="el" href="types_8h.html#a2">uInt16</a> </td>
<td class="mdname" nowrap> <em>size</em>, </td>
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<td class="md" nowrap><a class="el" href="pbuf_8h.html#a22">pbuf_flag</a> </td>
<td class="mdname" nowrap> <em>flag</em></td>
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<td class="md">) </td>
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<a name="a19" doxytag="pbuf.h::pbuf_chain"></a><p>
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<td class="md" nowrap valign="top"> void pbuf_chain </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">struct <a class="el" href="structpbuf.html">pbuf</a> * </td>
<td class="mdname" nowrap> <em>h</em>, </td>
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<a name="a18" doxytag="pbuf.h::pbuf_clen"></a><p>
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<td class="md" nowrap valign="top"> <a class="el" href="types_8h.html#a1">uInt8</a> pbuf_clen </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">struct <a class="el" href="structpbuf.html">pbuf</a> * </td>
<td class="mdname1" valign="top" nowrap> <em>p</em> </td>
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<a name="a20" doxytag="pbuf.h::pbuf_dechain"></a><p>
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<td class="md" nowrap valign="top"> struct <a class="el" href="structpbuf.html">pbuf</a>* pbuf_dechain </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">struct <a class="el" href="structpbuf.html">pbuf</a> * </td>
<td class="mdname1" valign="top" nowrap> <em>p</em> </td>
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<a name="a17" doxytag="pbuf.h::pbuf_free"></a><p>
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<td class="md" nowrap valign="top"> <a class="el" href="types_8h.html#a1">uInt8</a> pbuf_free </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">struct <a class="el" href="structpbuf.html">pbuf</a> * </td>
<td class="mdname1" valign="top" nowrap> <em>p</em> </td>
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<a name="a15" doxytag="pbuf.h::pbuf_header"></a><p>
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<td class="md" nowrap valign="top"> <a class="el" href="types_8h.html#a1">uInt8</a> pbuf_header </td>
<td class="md" valign="top">( </td>
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<a name="a12" doxytag="pbuf.h::pbuf_init"></a><p>
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<td class="md" nowrap valign="top"> void pbuf_init </td>
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<td class="md" nowrap valign="top"> void pbuf_ref </td>
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