debian man page for pam_vinfo

PAM_INFO(3)							 Linux-PAM Manual						       PAM_INFO(3)

NAME
       pam_info, pam_vinfo - display messages to the user

SYNOPSIS
       #include <security/pam_ext.h>

       int pam_info(pam_handle_t *pamh, const char *fmt, ...);

       int pam_vinfo(pam_handle_t *pamh, const char *fmt, va_list args);

DESCRIPTION
       The pam_info function prints messages through the conversation function to the user.

       The pam_vinfo function performs the same task as pam_info() with the difference that it takes a set of arguments which have been obtained
       using the stdarg(3) variable argument list macros.

RETURN VALUES
       PAM_BUF_ERR
	   Memory buffer error.

       PAM_CONV_ERR
	   Conversation failure.

       PAM_SUCCESS
	   Transaction was successful created.

       PAM_SYSTEM_ERR
	   System error.

SEE ALSO
       pam(7)

STANDARDS
       The pam_info and pam_vinfo functions are Linux-PAM extensions.

Linux-PAM Manual						    06/04/2011							       PAM_INFO(3)