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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>struct sock_common</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="Linux Networking and Network Devices APIs" /><link rel="up" href="ch01s02.html" title="Socket Buffer Functions" /><link rel="prev" href="re44.html" title="skb_checksum_complete" /><link rel="next" href="re46.html" title="struct sock" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>struct sock_common</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re44.html">Prev</a> </td><th width="60%" align="center">Socket Buffer Functions</th><td width="20%" align="right"> <a accesskey="n" href="re46.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="struct sock_common"><a id="API-struct-sock-common"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>struct sock_common —
minimal network layer representation of sockets
</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><pre class="programlisting">
struct sock_common {
union {unnamed_union};
atomic_t skc_refcnt;
unsigned int skc_hash;
unsigned short skc_family;
volatile unsigned char skc_state;
unsigned char skc_reuse;
int skc_bound_dev_if;
struct hlist_node skc_bind_node;
struct proto * skc_prot;
#ifdef CONFIG_NET_NS
struct net * skc_net;
#endif
}; </pre></div><div class="refsect1" title="Members"><a id="id2724177"></a><h2>Members</h2><div class="variablelist"><dl><dt><span class="term">{unnamed_union}</span></dt><dd><p>
anonymous
</p></dd><dt><span class="term">skc_refcnt</span></dt><dd><p>
reference count
</p></dd><dt><span class="term">skc_hash</span></dt><dd><p>
hash value used with various protocol lookup tables
</p></dd><dt><span class="term">skc_family</span></dt><dd><p>
network address family
</p></dd><dt><span class="term">skc_state</span></dt><dd><p>
Connection state
</p></dd><dt><span class="term">skc_reuse</span></dt><dd><p>
<code class="constant">SO_REUSEADDR</code> setting
</p></dd><dt><span class="term">skc_bound_dev_if</span></dt><dd><p>
bound device index if != 0
</p></dd><dt><span class="term">skc_bind_node</span></dt><dd><p>
bind hash linkage for various protocol lookup tables
</p></dd><dt><span class="term">skc_prot</span></dt><dd><p>
protocol handlers inside a network family
</p></dd><dt><span class="term">skc_net</span></dt><dd><p>
reference to the network namespace of this socket
</p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id2724302"></a><h2>Description</h2><p>
This is the minimal network layer representation of sockets, the header
for struct sock and struct inet_timewait_sock.
</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re44.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch01s02.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="re46.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>skb_checksum_complete</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span>struct sock</span></td></tr></table></div></body></html>
