PAM_OPEN_SESSION(3)      BSD Library Functions Manual      PAM_OPEN_SESSION(3)

NAME
     pam_open_session -- open a user session

LIBRARY
     Pluggable Authentication Module Library (libpam, -lpam)

SYNOPSIS
     #include <sys/types.h>
     #include <security/pam_appl.h>

     int
     pam_open_session(pam_handle_t *pamh, int flags);

DESCRIPTION
     The pam_open_session sets up a user session for a previously authenti-
     cated user.  The session should later be torn down by a call to
     pam_close_session(3).

     The flags argument is the binary or of zero or more of the following val-
     ues:

     PAM_SILENT          Do not emit any messages.

     If any other bits are set, pam_open_session will return PAM_SYMBOL_ERR.

RETURN VALUES
     The pam_open_session function returns one of the following values:

     [PAM_ABORT]         General failure.

     [PAM_BUF_ERR]       Memory buffer error.

     [PAM_CONV_ERR]      Conversation failure.

     [PAM_PERM_DENIED]   Permission denied.

     [PAM_SERVICE_ERR]   Error in service module.

     [PAM_SESSION_ERR]   Session failure.

     [PAM_SYMBOL_ERR]    Invalid symbol.

     [PAM_SYSTEM_ERR]    System error.

SEE ALSO
     pam(3), pam_close_session(3), pam_strerror(3)

STANDARDS
     X/Open Single Sign-On Service (XSSO) - Pluggable Authentication Modules,
     June 1997.

AUTHORS
     The pam_open_session function and this manual page were 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.

BSD                            December 21, 2007                           BSD