The
pam_sm_acct_mgmt function returns one of the following values:
[PAM_ABORT]
General failure.
[PAM_ACCT_EXPIRED]
User account has expired.
[PAM_AUTH_ERR]
Authentication error.
[PAM_BUF_ERR]
Memory buffer error.
[PAM_CONV_ERR]
Conversation failure.
[PAM_IGNORE]
Ignore this module.
[PAM_NEW_AUTHTOK_REQD]
New authentication token required.
[PAM_PERM_DENIED]
Permission denied.
[PAM_SERVICE_ERR]
Error in service module.
[PAM_SYSTEM_ERR]
System error.
[PAM_USER_UNKNOWN]
Unknown user.