include/net/vhost_net.h

   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
  10 struct vhost_net;
  11 typedef struct vhost_net VHostNetState;
  12
  13 typedef struct VhostNetOptions {
  14     VhostBackendType backend_type;
  15     NetClientState *net_backend;
  16     uint32_t busyloop_timeout;
  17     void *opaque;
  18 } VhostNetOptions;
  19
  20 uint64_t vhost_net_get_max_queues(VHostNetState *net);
  21 struct vhost_net *vhost_net_init(VhostNetOptions *options);
  22
  23 int vhost_net_start(VirtIODevice *dev, NetClientState *ncs, int total_queues);
  24 void vhost_net_stop(VirtIODevice *dev, NetClientState *ncs, int total_queues);
  25
  26 void vhost_net_cleanup(VHostNetState *net);
  27
  28 uint64_t vhost_net_get_features(VHostNetState *net, uint64_t features);
  29 void vhost_net_ack_features(VHostNetState *net, uint64_t features);
  30
  31 int vhost_net_get_config(struct vhost_net *net,  uint8_t *config,
  32                          uint32_t config_len);
  33
  34 int vhost_net_set_config(struct vhost_net *net, const uint8_t *data,
  35                          uint32_t offset, uint32_t size, uint32_t flags);
  36 bool vhost_net_virtqueue_pending(VHostNetState *net, int n);
  37 void vhost_net_virtqueue_mask(VHostNetState *net, VirtIODevice *dev,
  38                               int idx, bool mask);
  39 int vhost_net_notify_migration_done(VHostNetState *net, char* mac_addr);
  40 VHostNetState *get_vhost_net(NetClientState *nc);
  41
  42 int vhost_set_vring_enable(NetClientState * nc, int enable);
  43
  44 uint64_t vhost_net_get_acked_features(VHostNetState *net);
  45
  46 int vhost_net_set_mtu(struct vhost_net *net, uint16_t mtu);
  47
  48 #endif