pam_chauthtok(3) BSD Library Functions Manual pam_chauthtok(3)
NAME
pam_chauthtok -- perform password related functions within the PAM frame-
work
LIBRARY
Pluggable Authentication Module Library (libpam, -lpam)
SYNOPSIS
#include <sys/types.h>
#include <security/pam_appl.h>
int
pam_chauthtok(pam_handle_t *pamh, int flags);
DESCRIPTION
The pam_chauthtok function attempts to change the authentication token
for the user associated with the pam context specified by the pamh argu-
ment.
The flags argument is the binary or of zero or more of the following val-
ues:
PAM_SILENT Do not emit any messages.
PAM_CHANGE_EXPIRED_AUTHTOK
Change only those authentication tokens that have
expired.
If any other bits are set, pam_chauthtok will return PAM_SYMBOL_ERR.
RETURN VALUES
The pam_chauthtok function returns one of the following values:
[PAM_ABORT] General failure.
[PAM_AUTHTOK_DISABLE_AGING]
Authentication token aging disabled.
[PAM_AUTHTOK_ERR] Authentication token failure.
[PAM_AUTHTOK_LOCK_BUSY]
Authentication token lock busy.
[PAM_AUTHTOK_RECOVERY_ERR]
Failed to recover old authentication token.
[PAM_BUF_ERR] Memory buffer error.
[PAM_CONV_ERR] Conversation failure.
[PAM_PERM_DENIED] Permission denied.
[PAM_SERVICE_ERR] Error in service module.
[PAM_SYMBOL_ERR] Invalid symbol.
[PAM_SYSTEM_ERR] System error.
[PAM_TRY_AGAIN] Try again.
SEE ALSO
pam(3), pam_strerror(3)
STANDARDS
X/Open Single Sign-On Service (XSSO) - Pluggable Authentication Modules,
June 1997.
AUTHORS
The pam_chauthtok 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
Mac OS X 10.8 - Generated Wed Aug 29 15:48:17 CDT 2012