PAM_SETCRED(3)

NAME
pam_setcred - modify / delete user credentials for an authentication service

LIBRARY
libpam

SYNOPSIS
#include <sys/types.h>
#include <security/pam_appl.h>
int
pam_setcred(pam_handle_t *pamh, int flags);

DESCRIPTION
The pam_setcred function manages the application's credentials.

The flags argument is the binary or of zero or more of the following values:

PAM_SILENT
    Do not emit any messages.

PAM_ESTABLISH_CRED
    Establish the credentials of the target user.

PAM_DELETE_CRED
    Revoke all established credentials.

PAM_REINITIALIZE_CRED
    Fully reinitialise credentials.

PAM_REFRESH_CRED
    Refresh credentials.

The latter four are mutually exclusive.

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

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

[PAM_ABORT]
    General failure.

[PAM_BUF_ERR]
    Memory buffer error.

[PAM_CONV_ERR]
    Conversation failure.

[PAM_CRED_ERR]
    Failed to set user credentials.

[PAM_CRED_EXPIRED]
    User credentials have expired.

[PAM_CRED_UNAVAIL]
    Failed to retrieve user credentials.

[PAM_PERM_DENIED]
    Permission denied.

[PAM_SERVICE_ERR]
    Error in service module.

[PAM_SYMBOL_ERR]
    Invalid symbol.

[PAM_SYSTEM_ERR]
    System error.

[PAM_USER_UNKNOWN]
    Unknown user.

SEE ALSO
pam(3), pam_strerror(3)

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

AUTHORS
The pam_setcred 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.