Manual browser: pam_sm_chauthtok(3)

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PAM_SM_CHAUTHTOK(3) Library Functions Manual PAM_SM_CHAUTHTOK(3)

NAME

pam_sm_chauthtokservice module implementation for pam_chauthtok

LIBRARY

Pluggable Authentication Module Library (libpam, -lpam)

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_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.

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>.

September 12, 2014 NetBSD 7.0