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.\"-
.\" Copyright (c) 2002 Networks Associates Technologies, Inc.
.\" All rights reserved.
.\"
.\" This software was developed for the FreeBSD Project by ThinkSec AS and
.\" NAI Labs, 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.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\" notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\" notice, this list of conditions and the following disclaimer in the
.\" documentation and/or other materials provided with the distribution.
.\" 3. The name of the author may not be used to endorse or promote
.\" products derived from this software without specific prior written
.\" permission.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.\" $P4: //depot/projects/openpam/doc/man/pam.3#10 $
.\"
.Dd March 5, 2002
.Dt PAM 3
.Os
.Sh NAME
.Nm pam_acct_mgmt ,
.Nm pam_authenticate ,
.Nm pam_chauthtok ,
.Nm pam_close_session ,
.Nm pam_end ,
.Nm pam_error ,
.Nm pam_get_authtok ,
.Nm pam_get_data ,
.Nm pam_get_item ,
.Nm pam_get_user ,
.Nm pam_getenv ,
.Nm pam_getenvlist ,
.Nm pam_info ,
.Nm pam_open_session ,
.Nm pam_prompt ,
.Nm pam_putenv ,
.Nm pam_set_data ,
.Nm pam_set_item ,
.Nm pam_setcred ,
.Nm pam_setenv ,
.Nm pam_start ,
.Nm pam_strerror ,
.Nm pam_verror ,
.Nm pam_vinfo ,
.Nm pam_vprompt
.Nd Pluggable Authentication Modules Library
.Sh LIBRARY
.Lb libpam
.Sh SYNOPSIS
.In security/pam_appl.h
.Ft int
.Fn pam_acct_mgmt "pam_handle_t *pamh" "int flags"
.Ft int
.Fn pam_authenticate "pam_handle_t *pamh" "int flags"
.Ft int
.Fn pam_chauthtok "pam_handle_t *pamh" "int flags"
.Ft int
.Fn pam_close_session "pam_handle_t *pamh" "int flags"
.Ft int
.Fn pam_end "pam_handle_t *pamh" "int status"
.Ft int
.Fn pam_error "pam_handle_t *pamh" "const char *fmt" "..."
.Ft int
.Fn pam_get_authtok "pam_handle_t *pamh" "const char **authtok" "const char *prompt"
.Ft int
.Fn pam_get_data "pam_handle_t *pamh" "const char *module_data_name" "const void **data"
.Ft int
.Fn pam_get_item "pam_handle_t *pamh" "int item_type" "const void **item"
.Ft int
.Fn pam_get_user "pam_handle_t *pamh" "const char **user" "const char *prompt"
.Ft char *
.Fn pam_getenv "pam_handle_t *pamh" "const char *name"
.Ft char **
.Fn pam_getenvlist "pam_handle_t *pamh"
.Ft int
.Fn pam_info "pam_handle_t *pamh" "const char *fmt" "..."
.Ft int
.Fn pam_open_session "pam_handle_t *pamh" "int flags"
.Ft int
.Fn pam_prompt "pam_handle_t *pamh" "int style" "char **resp" "const char *fmt" "..."
.Ft int
.Fn pam_putenv "pam_handle_t *pamh" "const char *namevalue"
.Ft int
.Fn pam_set_data "pam_handle_t *pamh" "const char *module_data_name" "void *data" "void (*cleanup)(pam_handle_t *pamh, void *data, int pam_end_status)"
.Ft int
.Fn pam_set_item "pam_handle_t *pamh" "int item_type" "const void *item"
.Ft int
.Fn pam_setcred "pam_handle_t *pamh" "int flags"
.Ft int
.Fn pam_setenv "pam_handle_t *pamh" "const char *name" "const char *value" "int overwrite"
.Ft int
.Fn pam_start "const char *service" "const char *user" "const struct pam_conv *pam_conv" "pam_handle_t **pamh"
.Ft const char *
.Fn pam_strerror "pam_handle_t *pamh" "int error_number"
.Ft int
.Fn pam_verror "pam_handle_t *pamh" "const char *fmt" "va_list ap"
.Ft int
.Fn pam_vinfo "pam_handle_t *pamh" "const char *fmt" "va_list ap"
.Ft int
.Fn pam_vprompt "pam_handle_t *pamh" "int style" "char **resp" "const char *fmt" "va_list ap"
.Sh DESCRIPTION
.Sh RETURN VALUES
The following return codes are defined in the
.In security/pam_constants.h
header:
.Bl -tag -width 18n
.It Bq Er PAM_ABORT
General failure.
.It Bq Er PAM_ACCT_EXPIRED
User accound has expired.
.It Bq Er PAM_AUTHINFO_UNAVAIL
Authentication information is unavailable.
.It Bq Er PAM_AUTHTOK_DISABLE_AGING
Authentication token aging disabled.
.It Bq Er PAM_AUTHTOK_ERR
Authentication token failure.
.It Bq Er PAM_AUTHTOK_EXPIRED
Password has expired.
.It Bq Er PAM_AUTHTOK_LOCK_BUSY
Authentication token lock busy.
.It Bq Er PAM_AUTHTOK_RECOVERY_ERR
Failed to recover old authentication token.
.It Bq Er PAM_AUTH_ERR
Authentication error.
.It Bq Er PAM_BUF_ERR
Memory buffer error.
.It Bq Er PAM_CONV_ERR
Conversation failure.
.It Bq Er PAM_CRED_ERR
Failed to set user credentials.
.It Bq Er PAM_CRED_EXPIRED
User credentials have expired.
.It Bq Er PAM_CRED_INSUFFICIENT
Insufficient credentials.
.It Bq Er PAM_CRED_UNAVAIL
Failed to retrieve user credentials.
.It Bq Er PAM_DOMAIN_UNKNOWN
Unknown authentication domain.
.It Bq Er PAM_IGNORE
Ignore this module.
.It Bq Er PAM_MAXTRIES
Maximum number of tries exceeded.
.It Bq Er PAM_MODULE_UNKNOWN
Unknown module type.
.It Bq Er PAM_NEW_AUTHTOK_REQD
New authentication token required.
.It Bq Er PAM_NO_MODULE_DATA
Module data not found.
.It Bq Er PAM_OPEN_ERR
Failed to load module.
.It Bq Er PAM_PERM_DENIED
Permission denied.
.It Bq Er PAM_SERVICE_ERR
Error in service module.
.It Bq Er PAM_SESSION_ERR
Session failure.
.It Bq Er PAM_SUCCESS
Success.
.It Bq Er PAM_SYMBOL_ERR
Invalid symbol.
.It Bq Er PAM_SYSTEM_ERR
System error.
.It Bq Er PAM_TRY_AGAIN
Try again.
.It Bq Er PAM_USER_UNKNOWN
Unknown user.
.El
.Sh SEE ALSO
.Xr pam_acct_mgmt 3 ,
.Xr pam_authenticate 3 ,
.Xr pam_chauthtok 3 ,
.Xr pam_close_session 3 ,
.Xr pam_end 3 ,
.Xr pam_error 3 ,
.Xr pam_get_authtok 3 ,
.Xr pam_get_data 3 ,
.Xr pam_get_item 3 ,
.Xr pam_get_user 3 ,
.Xr pam_getenv 3 ,
.Xr pam_getenvlist 3 ,
.Xr pam_info 3 ,
.Xr pam_open_session 3 ,
.Xr pam_prompt 3 ,
.Xr pam_putenv 3 ,
.Xr pam_set_data 3 ,
.Xr pam_set_item 3 ,
.Xr pam_setcred 3 ,
.Xr pam_setenv 3 ,
.Xr pam_start 3 ,
.Xr pam_strerror 3 ,
.Xr pam_verror 3 ,
.Xr pam_vinfo 3 ,
.Xr pam_vprompt 3 ,
.Xr pam.conf 5
.Sh STANDARDS
.Rs
.%T "X/Open Single Sign-On Service (XSSO) - Pluggable Authentication Modules"
.%D "June 1997"
.Re
.Sh AUTHORS
The OpenPAM library and this manual page were developed for the
FreeBSD Project by ThinkSec AS and NAI Labs, 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.
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