PAM_SM_CHAUTHTOK(3) Library Functions Manual PAM_SM_CHAUTHTOK(3)

NAME

pam_sm_chauthtokservice module implementation for pam_chauthtok

SYNOPSIS

#include <sys/types.h>
#include <security/pam_appl.h>
#include <security/pam_modules.h>
int
pam_sm_chauthtok(pam_handle_t *pamh, int flags, int argc, const char **argv);

DESCRIPTION

The pam_sm_chauthtok() function is the service module's implementation of the pam_chauthtok(3) API function.
When the application calls pam_chauthtok(3), the service function is called twice, first with the PAM_PRELIM_CHECK flag set and then again with the PAM_UPDATE_AUTHTOK flag set.

RETURN VALUES

The pam_sm_chauthtok() function returns one of the following values:
 
 
[PAM_SUCCESS]
Success.
 
 
[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_IGNORE]
Ignore this module.
 
 
[PAM_PERM_DENIED]
Permission denied.
 
 
[PAM_SERVICE_ERR]
Error in service module.
 
 
[PAM_SYSTEM_ERR]
System error.
 
 
[PAM_TRY_AGAIN]
Try again.

SEE ALSO

pam(3), pam_chauthtok(3), pam_strerror(3)

STANDARDS

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

AUTHORS

The pam_sm_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.
The OpenPAM library is maintained by Dag-Erling Smørgrav <des@des.no>.
April 30, 2017 NetBSD 8.2