xref: /freebsd/contrib/openpam/doc/man/pam_start.3 (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71)
1.\" Generated from pam_start.c by gendoc.pl
2.\" $OpenPAM: pam_start.c 938 2017-04-30 21:34:42Z des $
3.Dd February 24, 2019
4.Dt PAM_START 3
5.Os
6.Sh NAME
7.Nm pam_start
8.Nd initiate a PAM transaction
9.Sh SYNOPSIS
10.In sys/types.h
11.In security/pam_appl.h
12.Ft "int"
13.Fn pam_start "const char *service" "const char *user" "const struct pam_conv *pam_conv" "pam_handle_t **pamh"
14.Sh DESCRIPTION
15The
16.Fn pam_start
17function creates and initializes a PAM context.
18.Pp
19The
20.Fa service
21argument specifies the name of the policy to apply, and is
22stored in the
23.Dv PAM_SERVICE
24item in the created context.
25.Pp
26The
27.Fa user
28argument specifies the name of the target user - the user the
29created context will serve to authenticate.
30It is stored in the
31.Dv PAM_USER
32item in the created context.
33.Pp
34The
35.Fa pam_conv
36argument points to a
37.Vt struct pam_conv
38describing the
39conversation function to use; see
40.Fa pam_conv
41for details.
42.Pp
43.Sh RETURN VALUES
44The
45.Fn pam_start
46function returns one of the following values:
47.Bl -tag -width 18n
48.It Bq Er PAM_SUCCESS
49Success.
50.It Bq Er PAM_BAD_ITEM
51Unrecognized or restricted item.
52.It Bq Er PAM_BUF_ERR
53Memory buffer error.
54.It Bq Er PAM_SYSTEM_ERR
55System error.
56.El
57.Sh SEE ALSO
58.Xr pam 3 ,
59.Xr pam_end 3 ,
60.Xr pam_get_item 3 ,
61.Xr pam_set_item 3 ,
62.Xr pam_strerror 3
63.Sh STANDARDS
64.Rs
65.%T "X/Open Single Sign-On Service (XSSO) - Pluggable Authentication Modules"
66.%D "June 1997"
67.Re
68.Sh AUTHORS
69The
70.Fn pam_start
71function and this manual page were
72developed for the
73.Fx
74Project by ThinkSec AS and Network Associates Laboratories, the
75Security Research Division of Network Associates, Inc.\& under
76DARPA/SPAWAR contract N66001-01-C-8035
77.Pq Dq CBOSS ,
78as part of the DARPA CHATS research program.
79.Pp
80The OpenPAM library is maintained by
81.An Dag-Erling Sm\(/orgrav Aq Mt des@des.no .
82