efbfeb8180
Introduce two vhost-user meassges: VHOST_USER_CREATE_CRYPTO_SESSION and VHOST_USER_CLOSE_CRYPTO_SESSION. At this point, the QEMU side support crypto operation in cryptodev host-user backend. Signed-off-by: Gonglei <arei.gonglei@huawei.com> Signed-off-by: Longpeng(Mike) <longpeng2@huawei.com> Signed-off-by: Jay Zhou <jianjay.zhou@huawei.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
160 lines
7.5 KiB
C
160 lines
7.5 KiB
C
/*
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* vhost-backend
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*
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* Copyright (c) 2013 Virtual Open Systems Sarl.
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*
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*/
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#ifndef VHOST_BACKEND_H
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#define VHOST_BACKEND_H
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#include "exec/memory.h"
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typedef enum VhostBackendType {
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VHOST_BACKEND_TYPE_NONE = 0,
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VHOST_BACKEND_TYPE_KERNEL = 1,
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VHOST_BACKEND_TYPE_USER = 2,
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VHOST_BACKEND_TYPE_MAX = 3,
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} VhostBackendType;
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typedef enum VhostSetConfigType {
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VHOST_SET_CONFIG_TYPE_MASTER = 0,
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VHOST_SET_CONFIG_TYPE_MIGRATION = 1,
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} VhostSetConfigType;
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struct vhost_dev;
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struct vhost_log;
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struct vhost_memory;
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struct vhost_vring_file;
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struct vhost_vring_state;
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struct vhost_vring_addr;
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struct vhost_scsi_target;
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struct vhost_iotlb_msg;
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typedef int (*vhost_backend_init)(struct vhost_dev *dev, void *opaque);
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typedef int (*vhost_backend_cleanup)(struct vhost_dev *dev);
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typedef int (*vhost_backend_memslots_limit)(struct vhost_dev *dev);
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typedef int (*vhost_net_set_backend_op)(struct vhost_dev *dev,
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struct vhost_vring_file *file);
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typedef int (*vhost_net_set_mtu_op)(struct vhost_dev *dev, uint16_t mtu);
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typedef int (*vhost_scsi_set_endpoint_op)(struct vhost_dev *dev,
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struct vhost_scsi_target *target);
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typedef int (*vhost_scsi_clear_endpoint_op)(struct vhost_dev *dev,
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struct vhost_scsi_target *target);
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typedef int (*vhost_scsi_get_abi_version_op)(struct vhost_dev *dev,
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int *version);
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typedef int (*vhost_set_log_base_op)(struct vhost_dev *dev, uint64_t base,
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struct vhost_log *log);
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typedef int (*vhost_set_mem_table_op)(struct vhost_dev *dev,
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struct vhost_memory *mem);
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typedef int (*vhost_set_vring_addr_op)(struct vhost_dev *dev,
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struct vhost_vring_addr *addr);
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typedef int (*vhost_set_vring_endian_op)(struct vhost_dev *dev,
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struct vhost_vring_state *ring);
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typedef int (*vhost_set_vring_num_op)(struct vhost_dev *dev,
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struct vhost_vring_state *ring);
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typedef int (*vhost_set_vring_base_op)(struct vhost_dev *dev,
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struct vhost_vring_state *ring);
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typedef int (*vhost_get_vring_base_op)(struct vhost_dev *dev,
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struct vhost_vring_state *ring);
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typedef int (*vhost_set_vring_kick_op)(struct vhost_dev *dev,
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struct vhost_vring_file *file);
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typedef int (*vhost_set_vring_call_op)(struct vhost_dev *dev,
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struct vhost_vring_file *file);
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typedef int (*vhost_set_vring_busyloop_timeout_op)(struct vhost_dev *dev,
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struct vhost_vring_state *r);
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typedef int (*vhost_set_features_op)(struct vhost_dev *dev,
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uint64_t features);
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typedef int (*vhost_get_features_op)(struct vhost_dev *dev,
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uint64_t *features);
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typedef int (*vhost_set_owner_op)(struct vhost_dev *dev);
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typedef int (*vhost_reset_device_op)(struct vhost_dev *dev);
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typedef int (*vhost_get_vq_index_op)(struct vhost_dev *dev, int idx);
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typedef int (*vhost_set_vring_enable_op)(struct vhost_dev *dev,
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int enable);
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typedef bool (*vhost_requires_shm_log_op)(struct vhost_dev *dev);
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typedef int (*vhost_migration_done_op)(struct vhost_dev *dev,
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char *mac_addr);
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typedef bool (*vhost_backend_can_merge_op)(struct vhost_dev *dev,
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uint64_t start1, uint64_t size1,
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uint64_t start2, uint64_t size2);
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typedef int (*vhost_vsock_set_guest_cid_op)(struct vhost_dev *dev,
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uint64_t guest_cid);
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typedef int (*vhost_vsock_set_running_op)(struct vhost_dev *dev, int start);
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typedef void (*vhost_set_iotlb_callback_op)(struct vhost_dev *dev,
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int enabled);
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typedef int (*vhost_send_device_iotlb_msg_op)(struct vhost_dev *dev,
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struct vhost_iotlb_msg *imsg);
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typedef int (*vhost_set_config_op)(struct vhost_dev *dev, const uint8_t *data,
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uint32_t offset, uint32_t size,
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uint32_t flags);
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typedef int (*vhost_get_config_op)(struct vhost_dev *dev, uint8_t *config,
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uint32_t config_len);
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typedef int (*vhost_crypto_create_session_op)(struct vhost_dev *dev,
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void *session_info,
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uint64_t *session_id);
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typedef int (*vhost_crypto_close_session_op)(struct vhost_dev *dev,
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uint64_t session_id);
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typedef struct VhostOps {
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VhostBackendType backend_type;
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vhost_backend_init vhost_backend_init;
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vhost_backend_cleanup vhost_backend_cleanup;
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vhost_backend_memslots_limit vhost_backend_memslots_limit;
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vhost_net_set_backend_op vhost_net_set_backend;
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vhost_net_set_mtu_op vhost_net_set_mtu;
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vhost_scsi_set_endpoint_op vhost_scsi_set_endpoint;
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vhost_scsi_clear_endpoint_op vhost_scsi_clear_endpoint;
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vhost_scsi_get_abi_version_op vhost_scsi_get_abi_version;
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vhost_set_log_base_op vhost_set_log_base;
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vhost_set_mem_table_op vhost_set_mem_table;
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vhost_set_vring_addr_op vhost_set_vring_addr;
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vhost_set_vring_endian_op vhost_set_vring_endian;
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vhost_set_vring_num_op vhost_set_vring_num;
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vhost_set_vring_base_op vhost_set_vring_base;
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vhost_get_vring_base_op vhost_get_vring_base;
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vhost_set_vring_kick_op vhost_set_vring_kick;
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vhost_set_vring_call_op vhost_set_vring_call;
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vhost_set_vring_busyloop_timeout_op vhost_set_vring_busyloop_timeout;
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vhost_set_features_op vhost_set_features;
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vhost_get_features_op vhost_get_features;
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vhost_set_owner_op vhost_set_owner;
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vhost_reset_device_op vhost_reset_device;
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vhost_get_vq_index_op vhost_get_vq_index;
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vhost_set_vring_enable_op vhost_set_vring_enable;
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vhost_requires_shm_log_op vhost_requires_shm_log;
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vhost_migration_done_op vhost_migration_done;
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vhost_backend_can_merge_op vhost_backend_can_merge;
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vhost_vsock_set_guest_cid_op vhost_vsock_set_guest_cid;
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vhost_vsock_set_running_op vhost_vsock_set_running;
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vhost_set_iotlb_callback_op vhost_set_iotlb_callback;
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vhost_send_device_iotlb_msg_op vhost_send_device_iotlb_msg;
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vhost_get_config_op vhost_get_config;
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vhost_set_config_op vhost_set_config;
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vhost_crypto_create_session_op vhost_crypto_create_session;
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vhost_crypto_close_session_op vhost_crypto_close_session;
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} VhostOps;
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extern const VhostOps user_ops;
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int vhost_set_backend_type(struct vhost_dev *dev,
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VhostBackendType backend_type);
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int vhost_backend_update_device_iotlb(struct vhost_dev *dev,
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uint64_t iova, uint64_t uaddr,
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uint64_t len,
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IOMMUAccessFlags perm);
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int vhost_backend_invalidate_device_iotlb(struct vhost_dev *dev,
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uint64_t iova, uint64_t len);
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int vhost_backend_handle_iotlb_msg(struct vhost_dev *dev,
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struct vhost_iotlb_msg *imsg);
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#endif /* VHOST_BACKEND_H */
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