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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<title>enet: ENet packet functions</title>
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<a href="#func-members">Functions</a> </div>
<div class="headertitle">
<h1>ENet packet functions</h1> </div>
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<table class="memberdecls">
<tr><td colspan="2"><h2><a name="func-members"></a>
Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct__ENetPacket.html">ENetPacket</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Packet.html#gaac61b251aebbf9f5e5e313eca51339ea">enet_packet_create</a> (const void *data, size_t dataLength, <a class="el" href="types_8h.html#a5273659ca3c664b8550452732e9e4ae3">enet_uint32</a> flags)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Creates a packet that may be sent to a peer. <a href="#gaac61b251aebbf9f5e5e313eca51339ea"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Packet.html#gab58895376ee4ade8f4e13761a44ba263">enet_packet_destroy</a> (<a class="el" href="struct__ENetPacket.html">ENetPacket</a> *packet)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Destroys the packet and deallocates its data. <a href="#gab58895376ee4ade8f4e13761a44ba263"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__Packet.html#ga0aee7f8c7e2d2c4b64f6d68d930155a8">enet_packet_resize</a> (<a class="el" href="struct__ENetPacket.html">ENetPacket</a> *packet, size_t dataLength)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Attempts to resize the data in the packet to length specified in the dataLength parameter. <a href="#ga0aee7f8c7e2d2c4b64f6d68d930155a8"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga015ce0307049901852c54dd2def532e2"></a><!-- doxytag: member="Packet::enet_crc32" ref="ga015ce0307049901852c54dd2def532e2" args="(const ENetBuffer *buffers, size_t bufferCount)" -->
<a class="el" href="types_8h.html#a5273659ca3c664b8550452732e9e4ae3">enet_uint32</a> </td><td class="memItemRight" valign="bottom"><b>enet_crc32</b> (const <a class="el" href="structENetBuffer.html">ENetBuffer</a> *buffers, size_t bufferCount)</td></tr>
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<hr/><h2>Function Documentation</h2>
<a class="anchor" id="gaac61b251aebbf9f5e5e313eca51339ea"></a><!-- doxytag: member="packet.c::enet_packet_create" ref="gaac61b251aebbf9f5e5e313eca51339ea" args="(const void *data, size_t dataLength, enet_uint32 flags)" -->
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<td class="memname"><a class="el" href="struct__ENetPacket.html">ENetPacket</a>* enet_packet_create </td>
<td>(</td>
<td class="paramtype">const void * </td>
<td class="paramname"> <em>data</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"> <em>dataLength</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="types_8h.html#a5273659ca3c664b8550452732e9e4ae3">enet_uint32</a> </td>
<td class="paramname"> <em>flags</em></td><td> </td>
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<td></td>
<td>)</td>
<td></td><td></td><td></td>
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<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>dataContents</em> </td><td>initial contents of the packet's data; the packet's data will remain uninitialized if dataContents is NULL. </td></tr>
<tr><td valign="top"></td><td valign="top"><em>dataLength</em> </td><td>size of the data allocated for this packet </td></tr>
<tr><td valign="top"></td><td valign="top"><em>flags</em> </td><td>flags for this packet as described for the ENetPacket structure. </td></tr>
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</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>the packet on success, NULL on failure </dd></dl>
<p>References <a class="el" href="enet_8h.html#a9d1fc0ce6da0a057f18bd8b9c762003daa6ce462752c36aad22e68ebefac3df8c">ENET_PACKET_FLAG_NO_ALLOCATE</a>.</p>
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<a class="anchor" id="gab58895376ee4ade8f4e13761a44ba263"></a><!-- doxytag: member="packet.c::enet_packet_destroy" ref="gab58895376ee4ade8f4e13761a44ba263" args="(ENetPacket *packet)" -->
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<td class="memname">void enet_packet_destroy </td>
<td>(</td>
<td class="paramtype"><a class="el" href="struct__ENetPacket.html">ENetPacket</a> * </td>
<td class="paramname"> <em>packet</em></td>
<td> ) </td>
<td></td>
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<dl><dt><b>Parameters:</b></dt><dd>
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<tr><td valign="top"></td><td valign="top"><em>packet</em> </td><td>packet to be destroyed </td></tr>
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</dd>
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<p>References <a class="el" href="enet_8h.html#a9d1fc0ce6da0a057f18bd8b9c762003daa6ce462752c36aad22e68ebefac3df8c">ENET_PACKET_FLAG_NO_ALLOCATE</a>.</p>
<p>Referenced by <a class="el" href="group__host.html#ga5190a63f78eb0c15bd96cda44bf423c6">enet_host_broadcast()</a>.</p>
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</div>
<a class="anchor" id="ga0aee7f8c7e2d2c4b64f6d68d930155a8"></a><!-- doxytag: member="packet.c::enet_packet_resize" ref="ga0aee7f8c7e2d2c4b64f6d68d930155a8" args="(ENetPacket *packet, size_t dataLength)" -->
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<td class="memname">int enet_packet_resize </td>
<td>(</td>
<td class="paramtype"><a class="el" href="struct__ENetPacket.html">ENetPacket</a> * </td>
<td class="paramname"> <em>packet</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"> <em>dataLength</em></td><td> </td>
</tr>
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<td></td>
<td>)</td>
<td></td><td></td><td></td>
</tr>
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<div class="memdoc">
<dl><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>packet</em> </td><td>packet to resize </td></tr>
<tr><td valign="top"></td><td valign="top"><em>dataLength</em> </td><td>new size for the packet data </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>0 on success, < 0 on failure </dd></dl>
<p>References <a class="el" href="enet_8h.html#a9d1fc0ce6da0a057f18bd8b9c762003daa6ce462752c36aad22e68ebefac3df8c">ENET_PACKET_FLAG_NO_ALLOCATE</a>.</p>
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