mirror of
https://github.com/systemd/systemd.git
synced 2024-11-06 16:59:03 +03:00
74 lines
1.7 KiB
C
74 lines
1.7 KiB
C
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
|
|
|
|
/***
|
|
This file is part of systemd.
|
|
|
|
Copyright 2012 Lennart Poettering
|
|
|
|
systemd is free software; you can redistribute it and/or modify it
|
|
under the terms of the GNU Lesser General Public License as published by
|
|
the Free Software Foundation; either version 2.1 of the License, or
|
|
(at your option) any later version.
|
|
|
|
systemd is distributed in the hope that it will be useful, but
|
|
WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
|
along with systemd; If not, see <http://www.gnu.org/licenses/>.
|
|
***/
|
|
|
|
|
|
#include <errno.h>
|
|
#include "audit-fd.h"
|
|
|
|
#ifdef HAVE_AUDIT
|
|
|
|
#include <stdbool.h>
|
|
#include <libaudit.h>
|
|
|
|
#include "log.h"
|
|
#include "util.h"
|
|
|
|
static bool initialized = false;
|
|
static int audit_fd;
|
|
|
|
int get_audit_fd(void) {
|
|
|
|
if (!initialized) {
|
|
audit_fd = audit_open();
|
|
|
|
if (audit_fd < 0) {
|
|
if (errno != EAFNOSUPPORT && errno != EPROTONOSUPPORT)
|
|
log_error("Failed to connect to audit log: %m");
|
|
|
|
audit_fd = errno ? -errno : -EINVAL;
|
|
}
|
|
|
|
initialized = true;
|
|
}
|
|
|
|
return audit_fd;
|
|
}
|
|
|
|
void close_audit_fd(void) {
|
|
|
|
if (initialized && audit_fd >= 0)
|
|
close_nointr_nofail(audit_fd);
|
|
|
|
initialized = true;
|
|
audit_fd = -ECONNRESET;
|
|
}
|
|
|
|
#else
|
|
|
|
int get_audit_fd(void) {
|
|
return -EAFNOSUPPORT;
|
|
}
|
|
|
|
void close_audit_fd(void) {
|
|
}
|
|
|
|
#endif
|