diff options
Diffstat (limited to 'drivers/nvme/target/nvmet.h')
| -rw-r--r-- | drivers/nvme/target/nvmet.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h index 9b18a10b1c32..988551a3770f 100644 --- a/drivers/nvme/target/nvmet.h +++ b/drivers/nvme/target/nvmet.h @@ -108,6 +108,18 @@ struct nvmet_sq { u16 size; u32 sqhd; bool sqhd_disabled; +#ifdef CONFIG_NVME_TARGET_AUTH + bool authenticated; + u16 dhchap_tid; + u16 dhchap_status; + int dhchap_step; + u8 *dhchap_c1; + u8 *dhchap_c2; + u32 dhchap_s1; + u32 dhchap_s2; + u8 *dhchap_skey; + int dhchap_skey_len; +#endif struct completion free_done; struct completion confirm_done; }; @@ -209,6 +221,11 @@ struct nvmet_ctrl { u64 err_counter; struct nvme_error_slot slots[NVMET_ERROR_LOG_SLOTS]; bool pi_support; +#ifdef CONFIG_NVME_TARGET_AUTH + struct nvme_dhchap_key *host_key; + struct nvme_dhchap_key *ctrl_key; + u8 shash_id; +#endif }; struct nvmet_subsys { @@ -271,6 +288,12 @@ static inline struct nvmet_subsys *namespaces_to_subsys( struct nvmet_host { struct config_group group; + u8 *dhchap_secret; + u8 *dhchap_ctrl_secret; + u8 dhchap_key_hash; + u8 dhchap_ctrl_key_hash; + u8 dhchap_hash_id; + u8 dhchap_dhgroup_id; }; static inline struct nvmet_host *to_host(struct config_item *item) @@ -669,4 +692,43 @@ static inline void nvmet_req_bio_put(struct nvmet_req *req, struct bio *bio) bio_put(bio); } +#ifdef CONFIG_NVME_TARGET_AUTH +void nvmet_execute_auth_send(struct nvmet_req *req); +void nvmet_execute_auth_receive(struct nvmet_req *req); +int nvmet_auth_set_key(struct nvmet_host *host, const char *secret, + bool set_ctrl); +int nvmet_auth_set_host_hash(struct nvmet_host *host, const char *hash); +int nvmet_setup_auth(struct nvmet_ctrl *ctrl); +void nvmet_init_auth(struct nvmet_ctrl *ctrl, struct nvmet_req *req); +void nvmet_destroy_auth(struct nvmet_ctrl *ctrl); +void nvmet_auth_sq_free(struct nvmet_sq *sq); +bool nvmet_check_auth_status(struct nvmet_req *req); +int nvmet_auth_host_hash(struct nvmet_req *req, u8 *response, + unsigned int hash_len); +int nvmet_auth_ctrl_hash(struct nvmet_req *req, u8 *response, + unsigned int hash_len); +static inline bool nvmet_has_auth(struct nvmet_ctrl *ctrl) +{ + return ctrl->host_key != NULL; +} +#else +static inline int nvmet_setup_auth(struct nvmet_ctrl *ctrl) +{ + return 0; +} +static inline void nvmet_init_auth(struct nvmet_ctrl *ctrl, + struct nvmet_req *req) {}; +static inline void nvmet_destroy_auth(struct nvmet_ctrl *ctrl) {}; +static inline void nvmet_auth_sq_free(struct nvmet_sq *sq) {}; +static inline bool nvmet_check_auth_status(struct nvmet_req *req) +{ + return true; +} +static inline bool nvmet_has_auth(struct nvmet_ctrl *ctrl) +{ + return false; +} +static inline const char *nvmet_dhchap_dhgroup_name(u8 dhgid) { return NULL; } +#endif + #endif /* _NVMET_H */ |