mirror of
https://gitlab.com/libvirt/libvirt.git
synced 2024-12-28 00:25:23 +00:00
c7f8a66b22
All supported OSes have libnl-3.0 and netcf uses it so there is no need to keep libnl-1.0 compatibility code. Signed-off-by: Pavel Hrdina <phrdina@redhat.com> Reviewed-by: Ján Tomko <jtomko@redhat.com>
155 lines
5.3 KiB
C
155 lines
5.3 KiB
C
/*
|
|
* Copyright (C) 2010-2013, 2015 Red Hat, Inc.
|
|
* Copyright (C) 2010-2012 IBM Corporation
|
|
*
|
|
* This library 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.
|
|
*
|
|
* This library 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 this library. If not, see
|
|
* <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "internal.h"
|
|
#include "virmacaddr.h"
|
|
|
|
#if defined(__linux__) && defined(HAVE_LIBNL)
|
|
|
|
# include <netlink/msg.h>
|
|
|
|
typedef struct nl_msg virNetlinkMsg;
|
|
G_DEFINE_AUTOPTR_CLEANUP_FUNC(virNetlinkMsg, nlmsg_free);
|
|
|
|
#else
|
|
|
|
struct nl_msg;
|
|
struct sockaddr_nl;
|
|
struct nlattr;
|
|
struct nlmsghdr;
|
|
|
|
#endif /* __linux__ */
|
|
|
|
#define NETLINK_MSG_NEST_START(msg, container, attrtype) \
|
|
do { \
|
|
container = nla_nest_start(msg, attrtype); \
|
|
if (!container) \
|
|
goto buffer_too_small; \
|
|
} while(0)
|
|
|
|
#define NETLINK_MSG_NEST_END(msg, container) \
|
|
do { nla_nest_end(msg, container); } while(0)
|
|
|
|
/*
|
|
* we need to use an intermediary pointer to @data as compilers may sometimes
|
|
* complain about @data not being a pointer type:
|
|
* error: the address of 'foo' will always evaluate as 'true' [-Werror=address]
|
|
*/
|
|
#define NETLINK_MSG_PUT(msg, attrtype, datalen, data) \
|
|
do { \
|
|
const void *dataptr = data; \
|
|
if (dataptr && nla_put(msg, attrtype, datalen, dataptr) < 0) \
|
|
goto buffer_too_small; \
|
|
} while(0)
|
|
|
|
|
|
int virNetlinkStartup(void);
|
|
void virNetlinkShutdown(void);
|
|
|
|
int virNetlinkCommand(struct nl_msg *nl_msg,
|
|
struct nlmsghdr **resp, unsigned int *respbuflen,
|
|
uint32_t src_pid, uint32_t dst_pid,
|
|
unsigned int protocol, unsigned int groups);
|
|
|
|
typedef int (*virNetlinkDumpCallback)(struct nlmsghdr *resp,
|
|
void *data);
|
|
|
|
int virNetlinkDumpCommand(struct nl_msg *nl_msg,
|
|
virNetlinkDumpCallback callback,
|
|
uint32_t src_pid, uint32_t dst_pid,
|
|
unsigned int protocol, unsigned int groups,
|
|
void *opaque);
|
|
|
|
typedef struct _virNetlinkNewLinkData virNetlinkNewLinkData;
|
|
typedef virNetlinkNewLinkData *virNetlinkNewLinkDataPtr;
|
|
struct _virNetlinkNewLinkData {
|
|
const int *ifindex; /* The index for the 'link' device */
|
|
const virMacAddr *mac; /* The MAC address of the device */
|
|
const uint32_t *macvlan_mode; /* The mode of macvlan */
|
|
};
|
|
|
|
int virNetlinkNewLink(const char *ifname,
|
|
const char *type,
|
|
virNetlinkNewLinkDataPtr data,
|
|
int *error);
|
|
|
|
typedef int (*virNetlinkDelLinkFallback)(const char *ifname);
|
|
|
|
int virNetlinkDelLink(const char *ifname, virNetlinkDelLinkFallback fallback);
|
|
|
|
int virNetlinkGetErrorCode(struct nlmsghdr *resp, unsigned int recvbuflen);
|
|
|
|
int virNetlinkDumpLink(const char *ifname, int ifindex,
|
|
void **nlData, struct nlattr **tb,
|
|
uint32_t src_pid, uint32_t dst_pid)
|
|
G_GNUC_WARN_UNUSED_RESULT;
|
|
int
|
|
virNetlinkGetNeighbor(void **nlData, uint32_t src_pid, uint32_t dst_pid);
|
|
|
|
typedef void (*virNetlinkEventHandleCallback)(struct nlmsghdr *,
|
|
unsigned int length,
|
|
struct sockaddr_nl *peer,
|
|
bool *handled,
|
|
void *opaque);
|
|
|
|
typedef void (*virNetlinkEventRemoveCallback)(int watch,
|
|
const virMacAddr *macaddr,
|
|
void *opaque);
|
|
|
|
/**
|
|
* stopNetlinkEventServer: stop the monitor to receive netlink messages for libvirtd
|
|
*/
|
|
int virNetlinkEventServiceStop(unsigned int protocol);
|
|
|
|
/**
|
|
* stopNetlinkEventServerAll: stop all the monitors to receive netlink messages for libvirtd
|
|
*/
|
|
int virNetlinkEventServiceStopAll(void);
|
|
|
|
/**
|
|
* startNetlinkEventServer: start a monitor to receive netlink messages for libvirtd
|
|
*/
|
|
int virNetlinkEventServiceStart(unsigned int protocol, unsigned int groups);
|
|
|
|
/**
|
|
* virNetlinkEventServiceIsRunning: returns if the netlink event service is running.
|
|
*/
|
|
bool virNetlinkEventServiceIsRunning(unsigned int protocol);
|
|
|
|
/**
|
|
* virNetlinkEventServiceLocalPid: returns nl_pid used to bind() netlink socket
|
|
*/
|
|
int virNetlinkEventServiceLocalPid(unsigned int protocol);
|
|
|
|
/**
|
|
* virNetlinkEventAddClient: register a callback for handling of netlink messages
|
|
*/
|
|
int virNetlinkEventAddClient(virNetlinkEventHandleCallback handleCB,
|
|
virNetlinkEventRemoveCallback removeCB,
|
|
void *opaque, const virMacAddr *macaddr,
|
|
unsigned int protocol);
|
|
|
|
/**
|
|
* virNetlinkEventRemoveClient: unregister a callback from a netlink monitor
|
|
*/
|
|
int virNetlinkEventRemoveClient(int watch, const virMacAddr *macaddr,
|
|
unsigned int protocol);
|