OPENPAM_TTYCONV(3)

NAME
openpam_ttyconv - simple tty-based conversation function

SYNOPSIS
#include <sys/types.h>
#include <security/pam_appl.h>
#include <security/openpam.h>
int
openpam_ttyconv(int n, const struct pam_message **msg, struct pam_response **resp, void *data);

DESCRIPTION
The openpam_ttyconv() function is a standard conversation function suitable for use on TTY devices. It should be adequate for the needs of most text-based interactive programs.

The openpam_ttyconv() function allows the application to specify a timeout for user input by setting the global integer variable openpam_ttyconv_timeout to the length of the timeout in seconds.

RETURN VALUES
The openpam_ttyconv() function returns one of the following values:

[PAM_SUCCESS]
    Success.

[PAM_BUF_ERR]
    Memory buffer error.

[PAM_CONV_ERR]
    Conversation failure.

[PAM_SYSTEM_ERR]
    System error.

SEE ALSO
getpass(3), openpam_nullconv(3), pam(3), pam_prompt(3), pam_strerror(3), pam_vprompt(3)

STANDARDS
The openpam_ttyconv() function is an OpenPAM extension.

AUTHORS
The openpam_ttyconv() 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>.