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 struct vhost_net; 8 typedef struct vhost_net VHostNetState; 9 10 typedef uint64_t (GetAckedFeatures)(NetClientState *nc); 11 typedef void (SaveAcketFeatures)(NetClientState *nc); 12 13 typedef struct VhostNetOptions { 14 VhostBackendType backend_type; 15 NetClientState *net_backend; 16 uint32_t busyloop_timeout; 17 unsigned int nvqs; 18 const int *feature_bits; 19 int max_tx_queue_size; 20 GetAckedFeatures *get_acked_features; 21 SaveAcketFeatures *save_acked_features; 22 void *opaque; 23 } VhostNetOptions; 24 25 uint64_t vhost_net_get_max_queues(VHostNetState *net); 26 struct vhost_net *vhost_net_init(VhostNetOptions *options); 27 28 int vhost_net_start(VirtIODevice *dev, NetClientState *ncs, 29 int data_queue_pairs, int cvq); 30 void vhost_net_stop(VirtIODevice *dev, NetClientState *ncs, 31 int data_queue_pairs, int cvq); 32 33 void vhost_net_cleanup(VHostNetState *net); 34 35 uint64_t vhost_net_get_features(VHostNetState *net, uint64_t features); 36 void vhost_net_ack_features(VHostNetState *net, uint64_t features); 37 38 int vhost_net_get_config(struct vhost_net *net, uint8_t *config, 39 uint32_t config_len); 40 41 int vhost_net_set_config(struct vhost_net *net, const uint8_t *data, 42 uint32_t offset, uint32_t size, uint32_t flags); 43 bool vhost_net_virtqueue_pending(VHostNetState *net, int n); 44 void vhost_net_virtqueue_mask(VHostNetState *net, VirtIODevice *dev, 45 int idx, bool mask); 46 bool vhost_net_config_pending(VHostNetState *net); 47 void vhost_net_config_mask(VHostNetState *net, VirtIODevice *dev, bool mask); 48 int vhost_net_notify_migration_done(VHostNetState *net, char* mac_addr); 49 VHostNetState *get_vhost_net(NetClientState *nc); 50 51 int vhost_net_set_vring_enable(NetClientState *nc, int enable); 52 53 uint64_t vhost_net_get_acked_features(VHostNetState *net); 54 55 int vhost_net_set_mtu(struct vhost_net *net, uint16_t mtu); 56 57 void vhost_net_virtqueue_reset(VirtIODevice *vdev, NetClientState *nc, 58 int vq_index); 59 int vhost_net_virtqueue_restart(VirtIODevice *vdev, NetClientState *nc, 60 int vq_index); 61 62 void vhost_net_save_acked_features(NetClientState *nc); 63 #endif 64