qemu/include/net/vhost_net.h
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   1#ifndef VHOST_NET_H
   2#define VHOST_NET_H
   3
   4#include "net/net.h"
   5#include "hw/virtio/vhost-backend.h"
   6
   7#define VHOST_NET_INIT_FAILED \
   8    "vhost-net requested but could not be initialized"
   9
  10struct vhost_net;
  11typedef struct vhost_net VHostNetState;
  12
  13typedef struct VhostNetOptions {
  14    VhostBackendType backend_type;
  15    NetClientState *net_backend;
  16    uint32_t busyloop_timeout;
  17    void *opaque;
  18} VhostNetOptions;
  19
  20uint64_t vhost_net_get_max_queues(VHostNetState *net);
  21struct vhost_net *vhost_net_init(VhostNetOptions *options);
  22
  23int vhost_net_start(VirtIODevice *dev, NetClientState *ncs, int total_queues);
  24void vhost_net_stop(VirtIODevice *dev, NetClientState *ncs, int total_queues);
  25
  26void vhost_net_cleanup(VHostNetState *net);
  27
  28uint64_t vhost_net_get_features(VHostNetState *net, uint64_t features);
  29void vhost_net_ack_features(VHostNetState *net, uint64_t features);
  30
  31bool vhost_net_virtqueue_pending(VHostNetState *net, int n);
  32void vhost_net_virtqueue_mask(VHostNetState *net, VirtIODevice *dev,
  33                              int idx, bool mask);
  34int vhost_net_notify_migration_done(VHostNetState *net, char* mac_addr);
  35VHostNetState *get_vhost_net(NetClientState *nc);
  36
  37int vhost_set_vring_enable(NetClientState * nc, int enable);
  38
  39uint64_t vhost_net_get_acked_features(VHostNetState *net);
  40
  41int vhost_net_set_mtu(struct vhost_net *net, uint16_t mtu);
  42
  43#endif
  44