diff options
Diffstat (limited to 'sys/cam/ctl/ctl_ioctl.h')
| -rw-r--r-- | sys/cam/ctl/ctl_ioctl.h | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/sys/cam/ctl/ctl_ioctl.h b/sys/cam/ctl/ctl_ioctl.h index bc6342a..e9b0181 100644 --- a/sys/cam/ctl/ctl_ioctl.h +++ b/sys/cam/ctl/ctl_ioctl.h @@ -40,6 +40,12 @@ #ifndef _CTL_IOCTL_H_ #define _CTL_IOCTL_H_ +#ifdef ICL_KERNEL_PROXY +#include <sys/socket.h> +#endif + +#include <sys/ioccom.h> + #define CTL_DEFAULT_DEV "/dev/cam/ctl" /* * Maximum number of targets we support. @@ -588,6 +594,168 @@ struct ctl_lun_list { /* passed to userland */ }; +/* + * iSCSI status + * + * OK: Request completed successfully. + * + * ERROR: An error occured, look at the error string for a + * description of the error. + * + * CTL_ISCSI_LIST_NEED_MORE_SPACE: + * User has to pass larger buffer for CTL_ISCSI_LIST ioctl. + */ +typedef enum { + CTL_ISCSI_OK, + CTL_ISCSI_ERROR, + CTL_ISCSI_LIST_NEED_MORE_SPACE, + CTL_ISCSI_SESSION_NOT_FOUND +} ctl_iscsi_status; + +typedef enum { + CTL_ISCSI_HANDOFF, + CTL_ISCSI_LIST, + CTL_ISCSI_LOGOUT, + CTL_ISCSI_TERMINATE, +#ifdef ICL_KERNEL_PROXY + CTL_ISCSI_LISTEN, + CTL_ISCSI_ACCEPT, + CTL_ISCSI_SEND, + CTL_ISCSI_RECEIVE, + CTL_ISCSI_CLOSE, +#endif +} ctl_iscsi_type; + +typedef enum { + CTL_ISCSI_DIGEST_NONE, + CTL_ISCSI_DIGEST_CRC32C +} ctl_iscsi_digest; + +#define CTL_ISCSI_NAME_LEN 224 /* 223 bytes, by RFC 3720, + '\0' */ +#define CTL_ISCSI_ADDR_LEN 47 /* INET6_ADDRSTRLEN + '\0' */ +#define CTL_ISCSI_ALIAS_LEN 128 /* Arbitrary. */ + +struct ctl_iscsi_handoff_params { + char initiator_name[CTL_ISCSI_NAME_LEN]; + char initiator_addr[CTL_ISCSI_ADDR_LEN]; + char initiator_alias[CTL_ISCSI_ALIAS_LEN]; + char target_name[CTL_ISCSI_NAME_LEN]; +#ifdef ICL_KERNEL_PROXY + int connection_id; + /* + * XXX + */ + int socket; +#else + int socket; +#endif + int portal_group_tag; + + /* + * Connection parameters negotiated by ctld(8). + */ + ctl_iscsi_digest header_digest; + ctl_iscsi_digest data_digest; + uint32_t cmdsn; + uint32_t statsn; + uint32_t max_recv_data_segment_length; + uint32_t max_burst_length; + uint32_t first_burst_length; + uint32_t immediate_data; +}; + +struct ctl_iscsi_list_params { + uint32_t alloc_len; /* passed to kernel */ + char *conn_xml; /* filled in kernel */ + uint32_t fill_len; /* passed to userland */ +}; + +struct ctl_iscsi_logout_params { + int connection_id; /* passed to kernel */ + char initiator_name[CTL_ISCSI_NAME_LEN]; + /* passed to kernel */ + char initiator_addr[CTL_ISCSI_ADDR_LEN]; + /* passed to kernel */ + int all; /* passed to kernel */ +}; + +struct ctl_iscsi_terminate_params { + int connection_id; /* passed to kernel */ + char initiator_name[CTL_ISCSI_NAME_LEN]; + /* passed to kernel */ + char initiator_addr[CTL_ISCSI_NAME_LEN]; + /* passed to kernel */ + int all; /* passed to kernel */ +}; + +#ifdef ICL_KERNEL_PROXY +struct ctl_iscsi_listen_params { + int iser; + int domain; + int socktype; + int protocol; + struct sockaddr *addr; + socklen_t addrlen; +}; + +struct ctl_iscsi_accept_params { + int connection_id; +}; + +struct ctl_iscsi_send_params { + int connection_id; + void *bhs; + size_t spare; + void *spare2; + size_t data_segment_len; + void *data_segment; +}; + +struct ctl_iscsi_receive_params { + int connection_id; + void *bhs; + size_t spare; + void *spare2; + size_t data_segment_len; + void *data_segment; +}; + +struct ctl_iscsi_close_params { + int connection_id; +}; +#endif /* ICL_KERNEL_PROXY */ + +union ctl_iscsi_data { + struct ctl_iscsi_handoff_params handoff; + struct ctl_iscsi_list_params list; + struct ctl_iscsi_logout_params logout; + struct ctl_iscsi_terminate_params terminate; +#ifdef ICL_KERNEL_PROXY + struct ctl_iscsi_listen_params listen; + struct ctl_iscsi_accept_params accept; + struct ctl_iscsi_send_params send; + struct ctl_iscsi_receive_params receive; + struct ctl_iscsi_close_params close; +#endif +}; + +/* + * iSCSI interface + * + * status: The status of the request. See above for the + * description of the values of this field. + * + * error_str: If the status indicates an error, this string will + * be filled in to describe the error. + */ +struct ctl_iscsi { + ctl_iscsi_type type; /* passed to kernel */ + union ctl_iscsi_data data; /* passed to kernel */ + ctl_iscsi_status status; /* passed to userland */ + char error_str[CTL_ERROR_STR_LEN]; + /* passed to userland */ +}; + #define CTL_IO _IOWR(CTL_MINOR, 0x00, union ctl_io) #define CTL_ENABLE_PORT _IOW(CTL_MINOR, 0x04, struct ctl_port_entry) #define CTL_DISABLE_PORT _IOW(CTL_MINOR, 0x05, struct ctl_port_entry) @@ -612,6 +780,7 @@ struct ctl_lun_list { #define CTL_LUN_LIST _IOWR(CTL_MINOR, 0x22, struct ctl_lun_list) #define CTL_ERROR_INJECT_DELETE _IOW(CTL_MINOR, 0x23, struct ctl_error_desc) #define CTL_SET_PORT_WWNS _IOW(CTL_MINOR, 0x24, struct ctl_port_entry) +#define CTL_ISCSI _IOWR(CTL_MINOR, 0x25, struct ctl_iscsi) #endif /* _CTL_IOCTL_H_ */ |
