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7f3eb533f4
The net/if.h is not portable so we must check for its existance and avoid using it when missing. Some use of net/if.h was redundant and could be removed. Reviewed-by: Pavel Hrdina <phrdina@redhat.com> Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
316 lines
11 KiB
C
316 lines
11 KiB
C
/*
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* Copyright (C) 2007-2016 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#ifdef HAVE_NET_IF_H
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# include <net/if.h>
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#endif
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#include "virbitmap.h"
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#include "virsocketaddr.h"
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#include "virmacaddr.h"
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#include "virpci.h"
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#include "virnetdevvlan.h"
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#include "virenum.h"
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#ifdef HAVE_STRUCT_IFREQ
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typedef struct ifreq virIfreq;
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#else
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typedef void virIfreq;
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#endif
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/* Used for prefix of ifname of any tap device name generated
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* dynamically by libvirt, cannot be used for a persistent network name.
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*/
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#define VIR_NET_GENERATED_TAP_PREFIX "vnet"
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typedef enum {
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VIR_NETDEV_RX_FILTER_MODE_NONE = 0,
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VIR_NETDEV_RX_FILTER_MODE_NORMAL,
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VIR_NETDEV_RX_FILTER_MODE_ALL,
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VIR_NETDEV_RX_FILTER_MODE_LAST
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} virNetDevRxFilterMode;
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VIR_ENUM_DECL(virNetDevRxFilterMode);
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typedef struct _virNetDevRxFilter virNetDevRxFilter;
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typedef virNetDevRxFilter *virNetDevRxFilterPtr;
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struct _virNetDevRxFilter {
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char *name; /* the alias used by qemu, *not* name used by guest */
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virMacAddr mac;
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bool promiscuous;
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bool broadcastAllowed;
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struct {
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int mode; /* enum virNetDevRxFilterMode */
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bool overflow;
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virMacAddrPtr table;
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size_t nTable;
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} unicast;
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struct {
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int mode; /* enum virNetDevRxFilterMode */
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bool overflow;
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virMacAddrPtr table;
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size_t nTable;
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} multicast;
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struct {
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int mode; /* enum virNetDevRxFilterMode */
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unsigned int *table;
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size_t nTable;
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} vlan;
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};
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typedef enum {
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VIR_NETDEV_IF_STATE_UNKNOWN = 1,
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VIR_NETDEV_IF_STATE_NOT_PRESENT,
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VIR_NETDEV_IF_STATE_DOWN,
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VIR_NETDEV_IF_STATE_LOWER_LAYER_DOWN,
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VIR_NETDEV_IF_STATE_TESTING,
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VIR_NETDEV_IF_STATE_DORMANT,
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VIR_NETDEV_IF_STATE_UP,
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VIR_NETDEV_IF_STATE_LAST
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} virNetDevIfState;
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VIR_ENUM_DECL(virNetDevIfState);
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typedef struct _virNetDevIfLink virNetDevIfLink;
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typedef virNetDevIfLink *virNetDevIfLinkPtr;
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struct _virNetDevIfLink {
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virNetDevIfState state; /* link state */
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unsigned int speed; /* link speed in Mbits per second */
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};
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typedef enum {
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VIR_NET_DEV_FEAT_GRXCSUM,
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VIR_NET_DEV_FEAT_GTXCSUM,
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VIR_NET_DEV_FEAT_GSG,
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VIR_NET_DEV_FEAT_GTSO,
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VIR_NET_DEV_FEAT_GGSO,
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VIR_NET_DEV_FEAT_GGRO,
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VIR_NET_DEV_FEAT_LRO,
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VIR_NET_DEV_FEAT_RXVLAN,
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VIR_NET_DEV_FEAT_TXVLAN,
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VIR_NET_DEV_FEAT_NTUPLE,
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VIR_NET_DEV_FEAT_RXHASH,
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VIR_NET_DEV_FEAT_RDMA,
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VIR_NET_DEV_FEAT_TXUDPTNL,
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VIR_NET_DEV_FEAT_SWITCHDEV,
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VIR_NET_DEV_FEAT_LAST
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} virNetDevFeature;
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VIR_ENUM_DECL(virNetDevFeature);
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/* Modeled after struct ethtool_coalesce, see linux/ethtool.h for explanations
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* of particular fields */
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typedef struct _virNetDevCoalesce virNetDevCoalesce;
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typedef virNetDevCoalesce *virNetDevCoalescePtr;
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struct _virNetDevCoalesce {
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uint32_t rx_coalesce_usecs;
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uint32_t rx_max_coalesced_frames;
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uint32_t rx_coalesce_usecs_irq;
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uint32_t rx_max_coalesced_frames_irq;
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uint32_t tx_coalesce_usecs;
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uint32_t tx_max_coalesced_frames;
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uint32_t tx_coalesce_usecs_irq;
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uint32_t tx_max_coalesced_frames_irq;
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uint32_t stats_block_coalesce_usecs;
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uint32_t use_adaptive_rx_coalesce;
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uint32_t use_adaptive_tx_coalesce;
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uint32_t pkt_rate_low;
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uint32_t rx_coalesce_usecs_low;
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uint32_t rx_max_coalesced_frames_low;
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uint32_t tx_coalesce_usecs_low;
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uint32_t tx_max_coalesced_frames_low;
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uint32_t pkt_rate_high;
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uint32_t rx_coalesce_usecs_high;
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uint32_t rx_max_coalesced_frames_high;
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uint32_t tx_coalesce_usecs_high;
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uint32_t tx_max_coalesced_frames_high;
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uint32_t rate_sample_interval;
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};
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int virNetDevSetupControl(const char *ifname,
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virIfreq *ifr)
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G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevExists(const char *brname)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT G_GNUC_NO_INLINE;
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int virNetDevSetOnline(const char *ifname,
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bool online)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT G_GNUC_NO_INLINE;
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int virNetDevGetOnline(const char *ifname,
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bool *online)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevSetMAC(const char *ifname,
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const virMacAddr *macaddr)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT G_GNUC_NO_INLINE;
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int virNetDevGetMAC(const char *ifname,
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virMacAddrPtr macaddr)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevReplaceMacAddress(const char *linkdev,
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const virMacAddr *macaddress,
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const char *stateDir)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3)
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G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevRestoreMacAddress(const char *linkdev,
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const char *stateDir)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevSetCoalesce(const char *ifname,
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virNetDevCoalescePtr coalesce,
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bool update)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevSetMTU(const char *ifname,
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int mtu)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevSetMTUFromDevice(const char *ifname,
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const char *otherifname)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevGetMTU(const char *ifname)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevSetNamespace(const char *ifname, pid_t pidInNs)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevSetName(const char *ifname, const char *newifname)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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char *virNetDevGetName(int ifindex)
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G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevGetIndex(const char *ifname, int *ifindex)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevGetVLanID(const char *ifname, int *vlanid)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevGetMaster(const char *ifname, char **master)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevValidateConfig(const char *ifname,
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const virMacAddr *macaddr, int ifindex)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevIsVirtualFunction(const char *ifname)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevGetVirtualFunctionIndex(const char *pfname, const char *vfname,
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int *vf_index)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3)
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G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevGetPhysicalFunction(const char *ifname, char **pfname)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevPFGetVF(const char *pfname, int vf, char **vfname)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevGetPhysPortID(const char *ifname,
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char **physPortID)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2)
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G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevGetVirtualFunctions(const char *pfname,
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char ***vfname,
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virPCIDeviceAddressPtr **virt_fns,
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size_t *n_vfname,
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unsigned int *max_vfs)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3)
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ATTRIBUTE_NONNULL(4) ATTRIBUTE_NONNULL(5) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevSaveNetConfig(const char *linkdev, int vf,
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const char *stateDir,
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bool saveVlan)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(3) G_GNUC_WARN_UNUSED_RESULT;
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int
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virNetDevReadNetConfig(const char *linkdev, int vf,
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const char *stateDir,
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virMacAddrPtr *adminMAC,
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virNetDevVlanPtr *vlan,
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virMacAddrPtr *MAC)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(3) ATTRIBUTE_NONNULL(4)
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ATTRIBUTE_NONNULL(5) ATTRIBUTE_NONNULL(6) G_GNUC_WARN_UNUSED_RESULT;
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int
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virNetDevSetNetConfig(const char *linkdev, int vf,
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const virMacAddr *adminMAC,
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const virNetDevVlan *vlan,
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const virMacAddr *MAC,
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bool setVLan)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevGetVirtualFunctionInfo(const char *vfname, char **pfname,
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int *vf)
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ATTRIBUTE_NONNULL(1);
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int virNetDevGetFeatures(const char *ifname,
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virBitmapPtr *out)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevGetLinkInfo(const char *ifname,
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virNetDevIfLinkPtr lnk)
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ATTRIBUTE_NONNULL(1);
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virNetDevRxFilterPtr virNetDevRxFilterNew(void)
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G_GNUC_WARN_UNUSED_RESULT;
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void virNetDevRxFilterFree(virNetDevRxFilterPtr filter);
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int virNetDevGetRxFilter(const char *ifname,
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virNetDevRxFilterPtr *filter)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevAddMulti(const char *ifname,
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virMacAddrPtr macaddr)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevDelMulti(const char *ifname,
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virMacAddrPtr macaddr)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevSetPromiscuous(const char *ifname, bool promiscuous)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevGetPromiscuous(const char *ifname, bool *promiscuous)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevSetRcvMulti(const char *ifname, bool receive)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevGetRcvMulti(const char *ifname, bool *receive)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevSetRcvAllMulti(const char *ifname, bool receive)
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ATTRIBUTE_NONNULL(1) G_GNUC_WARN_UNUSED_RESULT;
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int virNetDevGetRcvAllMulti(const char *ifname, bool *receive)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
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#define SYSFS_NET_DIR "/sys/class/net/"
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#define SYSFS_INFINIBAND_DIR "/sys/class/infiniband/"
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int virNetDevSysfsFile(char **pf_sysfs_device_link,
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const char *ifname,
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const char *file)
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ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) ATTRIBUTE_NONNULL(3)
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G_GNUC_WARN_UNUSED_RESULT G_GNUC_NO_INLINE;
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int virNetDevRunEthernetScript(const char *ifname, const char *script)
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G_GNUC_NO_INLINE;
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(virNetDevRxFilter, virNetDevRxFilterFree);
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