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/*
* pam_warn module
*
* Written by Andrew Morgan <morgan@linux.kernel.org> 1996/3/11
*/
#include "config.h"
#include <stdio.h>
#include <unistd.h>
#include <syslog.h>
#include <stdarg.h>
#include <security/pam_modules.h>
#include <security/pam_ext.h>
/* some syslogging */
#define OBTAIN(item, value, default_value) do { \
(void) pam_get_item(pamh, item, &(value)); \
(value) = (value) ? (value) : (default_value) ; \
} while (0)
static void log_items(pam_handle_t *pamh, const char *function, int flags)
{
const void *service=NULL, *user=NULL, *terminal=NULL,
*rhost=NULL, *ruser=NULL;
OBTAIN(PAM_SERVICE, service, "<unknown>");
OBTAIN(PAM_TTY, terminal, "<unknown>");
OBTAIN(PAM_USER, user, "<unknown>");
OBTAIN(PAM_RUSER, ruser, "<unknown>");
OBTAIN(PAM_RHOST, rhost, "<unknown>");
pam_syslog(pamh, LOG_NOTICE,
"function=[%s] flags=%#x service=[%s] terminal=[%s] user=[%s]"
" ruser=[%s] rhost=[%s]\n", function, flags,
(const char *) service, (const char *) terminal,
(const char *) user, (const char *) ruser,
(const char *) rhost);
}
/* --- authentication management functions (only) --- */
int pam_sm_authenticate(pam_handle_t *pamh, int flags,
int argc UNUSED, const char **argv UNUSED)
{
log_items(pamh, __FUNCTION__, flags);
return PAM_IGNORE;
}
int pam_sm_setcred(pam_handle_t *pamh, int flags,
int argc UNUSED, const char **argv UNUSED)
{
log_items(pamh, __FUNCTION__, flags);
return PAM_IGNORE;
}
/* password updating functions */
int pam_sm_chauthtok(pam_handle_t *pamh, int flags,
int argc UNUSED, const char **argv UNUSED)
{
log_items(pamh, __FUNCTION__, flags);
return PAM_IGNORE;
}
int
pam_sm_acct_mgmt(pam_handle_t *pamh, int flags,
int argc UNUSED, const char **argv UNUSED)
{
log_items(pamh, __FUNCTION__, flags);
return PAM_IGNORE;
}
int
pam_sm_open_session(pam_handle_t *pamh, int flags,
int argc UNUSED, const char **argv UNUSED)
{
log_items(pamh, __FUNCTION__, flags);
return PAM_IGNORE;
}
int
pam_sm_close_session(pam_handle_t *pamh, int flags,
int argc UNUSED, const char **argv UNUSED)
{
log_items(pamh, __FUNCTION__, flags);
return PAM_IGNORE;
}
/* end of module definition */
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