1*91df013fSAsim Jamshed<!-- Creator : groff version 1.22.2 --> 2*91df013fSAsim Jamshed<!-- CreationDate: Fri Feb 3 21:10:01 2017 --> 3*91df013fSAsim Jamshed<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" 4*91df013fSAsim Jamshed"http://www.w3.org/TR/html4/loose.dtd"> 5*91df013fSAsim Jamshed<html> 6*91df013fSAsim Jamshed<head> 7*91df013fSAsim Jamshed<meta name="generator" content="groff -Thtml, see www.gnu.org"> 8*91df013fSAsim Jamshed<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> 9*91df013fSAsim Jamshed<meta name="Content-Style" content="text/css"> 10*91df013fSAsim Jamshed<style type="text/css"> 11*91df013fSAsim Jamshed p { margin-top: 0; margin-bottom: 0; vertical-align: top } 12*91df013fSAsim Jamshed pre { margin-top: 0; margin-bottom: 0; vertical-align: top } 13*91df013fSAsim Jamshed table { margin-top: 0; margin-bottom: 0; vertical-align: top } 14*91df013fSAsim Jamshed h1 { text-align: center } 15*91df013fSAsim Jamshed</style> 16*91df013fSAsim Jamshed<title>mtcp_set_uctx</title> 17*91df013fSAsim Jamshed 18*91df013fSAsim Jamshed</head> 19*91df013fSAsim Jamshed<body> 20*91df013fSAsim Jamshed 21*91df013fSAsim Jamshed<h1 align="center">mtcp_set_uctx</h1> 22*91df013fSAsim Jamshed 23*91df013fSAsim Jamshed<a href="#NAME">NAME</a><br> 24*91df013fSAsim Jamshed<a href="#SYNOPSIS">SYNOPSIS</a><br> 25*91df013fSAsim Jamshed<a href="#DESCRIPTION">DESCRIPTION</a><br> 26*91df013fSAsim Jamshed<a href="#AUTHORS">AUTHORS</a><br> 27*91df013fSAsim Jamshed<a href="#SEE ALSO">SEE ALSO</a><br> 28*91df013fSAsim Jamshed<a href="#COLOPHON">COLOPHON</a><br> 29*91df013fSAsim Jamshed 30*91df013fSAsim Jamshed<hr> 31*91df013fSAsim Jamshed 32*91df013fSAsim Jamshed 33*91df013fSAsim Jamshed<h2>NAME 34*91df013fSAsim Jamshed<a name="NAME"></a> 35*91df013fSAsim Jamshed</h2> 36*91df013fSAsim Jamshed 37*91df013fSAsim Jamshed 38*91df013fSAsim Jamshed<p style="margin-left:11%; margin-top: 1em">mtcp_set_uctx 39*91df013fSAsim Jamshed− set private per-flow user-context data</p> 40*91df013fSAsim Jamshed 41*91df013fSAsim Jamshed<h2>SYNOPSIS 42*91df013fSAsim Jamshed<a name="SYNOPSIS"></a> 43*91df013fSAsim Jamshed</h2> 44*91df013fSAsim Jamshed 45*91df013fSAsim Jamshed 46*91df013fSAsim Jamshed<p style="margin-left:11%; margin-top: 1em"><b>#include 47*91df013fSAsim Jamshed<mos_api.h></b></p> 48*91df013fSAsim Jamshed 49*91df013fSAsim Jamshed<p style="margin-left:11%; margin-top: 1em"><b>int 50*91df013fSAsim Jamshedmtcp_set_uctx(mctx_t</b> <i>mctx</i><b>, int</b> 51*91df013fSAsim Jamshed<i>sockid</i><b>, void *</b><i>uctx</i><b>);</b></p> 52*91df013fSAsim Jamshed 53*91df013fSAsim Jamshed<h2>DESCRIPTION 54*91df013fSAsim Jamshed<a name="DESCRIPTION"></a> 55*91df013fSAsim Jamshed</h2> 56*91df013fSAsim Jamshed 57*91df013fSAsim Jamshed 58*91df013fSAsim Jamshed 59*91df013fSAsim Jamshed<p style="margin-left:11%; margin-top: 1em"><b>mtcp_set_uctx</b>() 60*91df013fSAsim Jamshedcan be used to associate flow-specific monitoring data to a 61*91df013fSAsim Jamshedflow record in the application layer. The flow-specific data 62*91df013fSAsim Jamshedis stored with the socket that can referred to by the 63*91df013fSAsim Jamshed<i>sockid</i> argument. The private data can be stored as a 64*91df013fSAsim Jamshedvoid *. It is the responsibility of the user to free up the 65*91df013fSAsim Jamshedprivate data (if it is dynamically allocated from memory) 66*91df013fSAsim Jamshedwhen the flow record gets deleted from the stack (due to, 67*91df013fSAsim Jamshede.g., connection termination).</p> 68*91df013fSAsim Jamshed 69*91df013fSAsim Jamshed<p style="margin-left:11%; margin-top: 1em">The 70*91df013fSAsim Jamshed<b>mtcp_set_uctx</b>() call takes an additional argument 71*91df013fSAsim Jamshednamed <i>mctx</i> that represents the per-core mTCP context 72*91df013fSAsim Jamshedin an application (see <b>mtcp_create_context()</b> for 73*91df013fSAsim Jamsheddetails).</p> 74*91df013fSAsim Jamshed 75*91df013fSAsim Jamshed<h2>AUTHORS 76*91df013fSAsim Jamshed<a name="AUTHORS"></a> 77*91df013fSAsim Jamshed</h2> 78*91df013fSAsim Jamshed 79*91df013fSAsim Jamshed 80*91df013fSAsim Jamshed<p style="margin-left:11%; margin-top: 1em">mOS development 81*91df013fSAsim Jamshedteam <[email protected]></p> 82*91df013fSAsim Jamshed 83*91df013fSAsim Jamshed<h2>SEE ALSO 84*91df013fSAsim Jamshed<a name="SEE ALSO"></a> 85*91df013fSAsim Jamshed</h2> 86*91df013fSAsim Jamshed 87*91df013fSAsim Jamshed 88*91df013fSAsim Jamshed 89*91df013fSAsim Jamshed<p style="margin-left:11%; margin-top: 1em"><b>mtcp_socket</b>(), 90*91df013fSAsim Jamshed<b>mtcp_get_uctx</b>(),</p> 91*91df013fSAsim Jamshed 92*91df013fSAsim Jamshed<h2>COLOPHON 93*91df013fSAsim Jamshed<a name="COLOPHON"></a> 94*91df013fSAsim Jamshed</h2> 95*91df013fSAsim Jamshed 96*91df013fSAsim Jamshed 97*91df013fSAsim Jamshed<p style="margin-left:11%; margin-top: 1em">This page is 98*91df013fSAsim Jamshedpart of mOS release 0.3 <i>docs</i> section. A description 99*91df013fSAsim Jamshedof the project, and information about reporting bugs, can be 100*91df013fSAsim Jamshedfound at http://mos.kaist.edu/.</p> 101*91df013fSAsim Jamshed<hr> 102*91df013fSAsim Jamshed</body> 103*91df013fSAsim Jamshed</html> 104