8bf69544b5
Use of String is problematic, because it results in awkward interface documentation. The previous commit cleaned up one instance. Move String out of common.json next to its remaining users in net.json to discourage reuse elsewhere. Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-ID: <20240205074709.3613229-15-armbru@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
83 lines
2.5 KiB
C
83 lines
2.5 KiB
C
/*
|
|
* Copyright (c) 2015 FUJITSU LIMITED
|
|
* Author: Yang Hongyang <yanghy@cn.fujitsu.com>
|
|
*
|
|
* This work is licensed under the terms of the GNU GPL, version 2 or
|
|
* later. See the COPYING file in the top-level directory.
|
|
*/
|
|
|
|
#ifndef QEMU_NET_FILTER_H
|
|
#define QEMU_NET_FILTER_H
|
|
|
|
#include "qapi/qapi-types-common.h"
|
|
#include "qemu/queue.h"
|
|
#include "qom/object.h"
|
|
#include "net/queue.h"
|
|
|
|
#define TYPE_NETFILTER "netfilter"
|
|
OBJECT_DECLARE_TYPE(NetFilterState, NetFilterClass, NETFILTER)
|
|
|
|
typedef void (FilterSetup) (NetFilterState *nf, Error **errp);
|
|
typedef void (FilterCleanup) (NetFilterState *nf);
|
|
/*
|
|
* Return:
|
|
* 0: finished handling the packet, we should continue
|
|
* size: filter stolen this packet, we stop pass this packet further
|
|
*/
|
|
typedef ssize_t (FilterReceiveIOV)(NetFilterState *nc,
|
|
NetClientState *sender,
|
|
unsigned flags,
|
|
const struct iovec *iov,
|
|
int iovcnt,
|
|
NetPacketSent *sent_cb);
|
|
|
|
typedef void (FilterStatusChanged) (NetFilterState *nf, Error **errp);
|
|
|
|
typedef void (FilterHandleEvent) (NetFilterState *nf, int event, Error **errp);
|
|
|
|
struct NetFilterClass {
|
|
ObjectClass parent_class;
|
|
|
|
/* optional */
|
|
FilterSetup *setup;
|
|
FilterCleanup *cleanup;
|
|
FilterStatusChanged *status_changed;
|
|
FilterHandleEvent *handle_event;
|
|
/* mandatory */
|
|
FilterReceiveIOV *receive_iov;
|
|
};
|
|
|
|
|
|
struct NetFilterState {
|
|
/* private */
|
|
Object parent;
|
|
|
|
/* protected */
|
|
char *netdev_id;
|
|
NetClientState *netdev;
|
|
NetFilterDirection direction;
|
|
bool on;
|
|
char *position;
|
|
bool insert_before_flag;
|
|
QTAILQ_ENTRY(NetFilterState) next;
|
|
};
|
|
|
|
ssize_t qemu_netfilter_receive(NetFilterState *nf,
|
|
NetFilterDirection direction,
|
|
NetClientState *sender,
|
|
unsigned flags,
|
|
const struct iovec *iov,
|
|
int iovcnt,
|
|
NetPacketSent *sent_cb);
|
|
|
|
/* pass the packet to the next filter */
|
|
ssize_t qemu_netfilter_pass_to_next(NetClientState *sender,
|
|
unsigned flags,
|
|
const struct iovec *iov,
|
|
int iovcnt,
|
|
void *opaque);
|
|
|
|
void colo_notify_filters_event(int event, Error **errp);
|
|
|
|
#endif /* QEMU_NET_FILTER_H */
|