/* auditd-dispatch.c --
* Copyright 2005-07,2013,2016-17 Red Hat Inc., Durham, North Carolina.
* All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Authors:
* Steve Grubb <sgrubb@redhat.com>
* Junji Kanemaru <junji.kanemaru@linuon.com>
*/
#include "config.h"
#include <unistd.h>
#include <sys/uio.h>
#include <fcntl.h>
#include <signal.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include "libaudit.h"
#include "private.h"
#include "auditd-dispatch.h"
#include "libdisp.h"
int dispatcher_pid(void)
{
return 0;
}
void dispatcher_reaped(void)
{
shutdown_dispatcher();
}
/* This function returns 1 on error & 0 on success */
int init_dispatcher(const struct daemon_conf *config)
{
return libdisp_init(config);
}
void shutdown_dispatcher(void)
{
libdisp_shutdown();
}
void reconfigure_dispatcher(const struct daemon_conf *config)
{
libdisp_reconfigure(config);
}
/* Returns -1 on err, 0 on success */
int dispatch_event(const struct audit_reply *rep, int protocol_ver)
{
event_t *e;
if (!libdisp_active())
return 0;
// Translate event into dispatcher format
e = malloc(sizeof(event_t));
if (e == NULL)
return -1;
e->hdr.ver = protocol_ver;
e->hdr.hlen = sizeof(struct audit_dispatcher_header);
e->hdr.type = rep->type;
// Network originating events have data at rep->message
if (protocol_ver == AUDISP_PROTOCOL_VER) {
e->hdr.size = rep->msg.nlh.nlmsg_len;
memcpy(e->data, (void*)rep->msg.data, e->hdr.size);
} else if (protocol_ver == AUDISP_PROTOCOL_VER2) {
e->hdr.size = rep->len;
memcpy(e->data, (void*)rep->message, e->hdr.size);
} else {
free(e);
return 0;
}
return libdisp_enqueue(e);
}