xref: /dflybsd-src/contrib/openpam/doc/man/pam_start.3 (revision f23594cecd66fb1f1aa7dd9e1401a18e05037a95)

.\"-
.\" Copyright (c) 2001-2003 Networks Associates Technology, Inc.
.\" Copyright (c) 2004-2007 Dag-Erling Smørgrav
.\" All rights reserved.
.\"
.\" This software was developed for the FreeBSD Project by ThinkSec AS and
.\" Network Associates Laboratories, the Security Research Division of
.\" Network Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
.\" ("CBOSS"), as part of the DARPA CHATS research program.
.\"
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.\" $P4$
.\"
.Dd December 21, 2007
.Dt PAM_START 3
.Os
.Sh NAME
.Nm pam_start
.Nd initiate a PAM transaction
.Sh LIBRARY
.Lb libpam
.Sh SYNOPSIS
.In sys/types.h
.In security/pam_appl.h
.Ft "int"
.Fn pam_start "const char *service" "const char *user" "const struct pam_conv *pam_conv" "pam_handle_t **pamh"
.Sh DESCRIPTION
The
.Nm
function creates and initializes a PAM context.
.Pp
The
.Fa service
argument specifies the name of the policy to apply, and is
stored in the
.Dv PAM_SERVICE
item in the created context.
.Pp
The
.Fa user
argument specifies the name of the target user - the user the
created context will serve to authenticate.
It is stored in the
.Dv PAM_USER
item in the created context.
.Pp
The
.Fa pam_conv
argument points to a
.Vt struct pam_conv
describing the
conversation function to use; see
.Fa pam_conv
for details.
.Pp
.Sh RETURN VALUES
The
.Nm
function returns one of the following values:
.Bl -tag -width 18n
.It Bq Er PAM_BUF_ERR
Memory buffer error.
.It Bq Er PAM_SYSTEM_ERR
System error.
.El
.Sh SEE ALSO
.Xr pam 3 ,
.Xr pam_end 3 ,
.Xr pam_get_item 3 ,
.Xr pam_set_item 3 ,
.Xr pam_strerror 3
.Sh STANDARDS
.Rs
.%T "X/Open Single Sign-On Service (XSSO) - Pluggable Authentication Modules"
.%D "June 1997"
.Re
.Sh AUTHORS
The
.Nm
function and this manual page were developed for the
.Fx
Project by ThinkSec AS and Network Associates Laboratories, the
Security Research Division of Network Associates, Inc.\& under
DARPA/SPAWAR contract N66001-01-C-8035
.Pq Dq CBOSS ,
as part of the DARPA CHATS research program.