'\" t
.\"     Title: pam_open_session
.\"    Author: [FIXME: author] [see http://docbook.sf.net/el/author]
.\" Generator: DocBook XSL Stylesheets v1.78.1 <http://docbook.sf.net/>
.\"      Date: 05/18/2017
.\"    Manual: Linux-PAM Manual
.\"    Source: Linux-PAM Manual
.\"  Language: English
.\"
.TH "PAM_OPEN_SESSION" "3" "05/18/2017" "Linux-PAM Manual" "Linux-PAM Manual"
.\" -----------------------------------------------------------------
.\" * Define some portability stuff
.\" -----------------------------------------------------------------
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.\" http://bugs.debian.org/507673
.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html
.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.ie \n(.g .ds Aq \(aq
.el       .ds Aq '
.\" -----------------------------------------------------------------
.\" * set default formatting
.\" -----------------------------------------------------------------
.\" disable hyphenation
.nh
.\" disable justification (adjust text to left margin only)
.ad l
.\" -----------------------------------------------------------------
.\" * MAIN CONTENT STARTS HERE *
.\" -----------------------------------------------------------------
.SH "NAME"
pam_open_session \- start PAM session management
.SH "SYNOPSIS"
.sp
.ft B
.nf
#include <security/pam_appl\&.h>
.fi
.ft
.HP \w'int\ pam_open_session('u
.BI "int pam_open_session(pam_handle_t\ *" "pamh" ", int\ " "flags" ");"
.SH "DESCRIPTION"
.PP
The
\fBpam_open_session\fR
function sets up a user session for a previously successful authenticated user\&. The session should later be terminated with a call to
\fBpam_close_session\fR(3)\&.
.PP
It should be noted that the effective uid,
\fBgeteuid\fR(2)\&. of the application should be of sufficient privilege to perform such tasks as creating or mounting the user\*(Aqs home directory for example\&.
.PP
The flags argument is the binary or of zero or more of the following values:
.PP
PAM_SILENT
.RS 4
Do not emit any messages\&.
.RE
.SH "RETURN VALUES"
.PP
PAM_ABORT
.RS 4
General failure\&.
.RE
.PP
PAM_BUF_ERR
.RS 4
Memory buffer error\&.
.RE
.PP
PAM_SESSION_ERR
.RS 4
Session failure\&.
.RE
.PP
PAM_SUCCESS
.RS 4
Session was successful created\&.
.RE
.SH "SEE ALSO"
.PP
\fBpam_close_session\fR(3),
\fBpam_strerror\fR(3)