ISCSI_UEVENT_GET_STATS = UEVENT_BASE + 10,
ISCSI_UEVENT_GET_PARAM = UEVENT_BASE + 11,
+ ISCSI_UEVENT_TRANSPORT_EP_CONNECT = UEVENT_BASE + 12,
+ ISCSI_UEVENT_TRANSPORT_EP_POLL = UEVENT_BASE + 13,
+ ISCSI_UEVENT_TRANSPORT_EP_DISCONNECT = UEVENT_BASE + 14,
+
+ ISCSI_UEVENT_TGT_DSCVR = UEVENT_BASE + 15,
+
/* up events */
ISCSI_KEVENT_RECV_PDU = KEVENT_BASE + 1,
ISCSI_KEVENT_CONN_ERROR = KEVENT_BASE + 2,
ISCSI_KEVENT_IF_ERROR = KEVENT_BASE + 3,
+ ISCSI_KEVENT_DESTROY_SESSION = KEVENT_BASE + 4,
+};
+
+enum iscsi_tgt_dscvr {
+ ISCSI_TGT_DSCVR_SEND_TARGETS = 1,
+ ISCSI_TGT_DSCVR_ISNS = 2,
+ ISCSI_TGT_DSCVR_SLP = 3,
};
struct iscsi_uevent {
uint32_t initial_cmdsn;
} c_session;
struct msg_destroy_session {
- uint64_t session_handle;
uint32_t sid;
} d_session;
struct msg_create_conn {
- uint64_t session_handle;
- uint32_t cid;
uint32_t sid;
+ uint32_t cid;
} c_conn;
struct msg_bind_conn {
- uint64_t session_handle;
- uint64_t conn_handle;
- uint32_t transport_fd;
+ uint32_t sid;
+ uint32_t cid;
+ uint64_t transport_eph;
uint32_t is_leading;
} b_conn;
struct msg_destroy_conn {
- uint64_t conn_handle;
+ uint32_t sid;
uint32_t cid;
} d_conn;
struct msg_send_pdu {
+ uint32_t sid;
+ uint32_t cid;
uint32_t hdr_size;
uint32_t data_size;
- uint64_t conn_handle;
} send_pdu;
struct msg_set_param {
- uint64_t conn_handle;
+ uint32_t sid;
+ uint32_t cid;
uint32_t param; /* enum iscsi_param */
- uint32_t value;
+ uint32_t len;
} set_param;
struct msg_start_conn {
- uint64_t conn_handle;
+ uint32_t sid;
+ uint32_t cid;
} start_conn;
struct msg_stop_conn {
+ uint32_t sid;
+ uint32_t cid;
uint64_t conn_handle;
uint32_t flag;
} stop_conn;
struct msg_get_stats {
- uint64_t conn_handle;
+ uint32_t sid;
+ uint32_t cid;
} get_stats;
+ struct msg_transport_connect {
+ uint32_t non_blocking;
+ } ep_connect;
+ struct msg_transport_poll {
+ uint64_t ep_handle;
+ uint32_t timeout_ms;
+ } ep_poll;
+ struct msg_transport_disconnect {
+ uint64_t ep_handle;
+ } ep_disconnect;
+ struct msg_tgt_dscvr {
+ enum iscsi_tgt_dscvr type;
+ uint32_t host_no;
+ /*
+ * enable = 1 to establish a new connection
+ * with the server. enable = 0 to disconnect
+ * from the server. Used primarily to switch
+ * from one iSNS server to another.
+ */
+ uint32_t enable;
+ } tgt_dscvr;
} u;
union {
/* messages k -> u */
- uint64_t handle;
int retcode;
struct msg_create_session_ret {
- uint64_t session_handle;
uint32_t sid;
+ uint32_t host_no;
} c_session_ret;
+ struct msg_create_conn_ret {
+ uint32_t sid;
+ uint32_t cid;
+ } c_conn_ret;
struct msg_recv_req {
+ uint32_t sid;
+ uint32_t cid;
uint64_t recv_handle;
- uint64_t conn_handle;
} recv_req;
struct msg_conn_error {
- uint64_t conn_handle;
+ uint32_t sid;
+ uint32_t cid;
uint32_t error; /* enum iscsi_err */
} connerror;
+ struct msg_session_destroyed {
+ uint32_t host_no;
+ uint32_t sid;
+ } d_session;
+ struct msg_transport_connect_ret {
+ uint64_t handle;
+ } ep_connect_ret;
} r;
} __attribute__ ((aligned (sizeof(uint64_t))));
ISCSI_ERR_SESSION_FAILED = ISCSI_ERR_BASE + 13,
ISCSI_ERR_HDR_DGST = ISCSI_ERR_BASE + 14,
ISCSI_ERR_DATA_DGST = ISCSI_ERR_BASE + 15,
- ISCSI_ERR_PARAM_NOT_FOUND = ISCSI_ERR_BASE + 16
+ ISCSI_ERR_PARAM_NOT_FOUND = ISCSI_ERR_BASE + 16,
+ ISCSI_ERR_NO_SCSI_CMD = ISCSI_ERR_BASE + 17,
};
/*
* iSCSI Parameters (RFC3720)
*/
enum iscsi_param {
- ISCSI_PARAM_MAX_RECV_DLENGTH = 0,
- ISCSI_PARAM_MAX_XMIT_DLENGTH = 1,
- ISCSI_PARAM_HDRDGST_EN = 2,
- ISCSI_PARAM_DATADGST_EN = 3,
- ISCSI_PARAM_INITIAL_R2T_EN = 4,
- ISCSI_PARAM_MAX_R2T = 5,
- ISCSI_PARAM_IMM_DATA_EN = 6,
- ISCSI_PARAM_FIRST_BURST = 7,
- ISCSI_PARAM_MAX_BURST = 8,
- ISCSI_PARAM_PDU_INORDER_EN = 9,
- ISCSI_PARAM_DATASEQ_INORDER_EN = 10,
- ISCSI_PARAM_ERL = 11,
- ISCSI_PARAM_IFMARKER_EN = 12,
- ISCSI_PARAM_OFMARKER_EN = 13,
+ /* passed in using netlink set param */
+ ISCSI_PARAM_MAX_RECV_DLENGTH,
+ ISCSI_PARAM_MAX_XMIT_DLENGTH,
+ ISCSI_PARAM_HDRDGST_EN,
+ ISCSI_PARAM_DATADGST_EN,
+ ISCSI_PARAM_INITIAL_R2T_EN,
+ ISCSI_PARAM_MAX_R2T,
+ ISCSI_PARAM_IMM_DATA_EN,
+ ISCSI_PARAM_FIRST_BURST,
+ ISCSI_PARAM_MAX_BURST,
+ ISCSI_PARAM_PDU_INORDER_EN,
+ ISCSI_PARAM_DATASEQ_INORDER_EN,
+ ISCSI_PARAM_ERL,
+ ISCSI_PARAM_IFMARKER_EN,
+ ISCSI_PARAM_OFMARKER_EN,
+ ISCSI_PARAM_EXP_STATSN,
+ ISCSI_PARAM_TARGET_NAME,
+ ISCSI_PARAM_TPGT,
+ ISCSI_PARAM_PERSISTENT_ADDRESS,
+ ISCSI_PARAM_PERSISTENT_PORT,
+ ISCSI_PARAM_SESS_RECOVERY_TMO,
+
+ /* pased in through bind conn using transport_fd */
+ ISCSI_PARAM_CONN_PORT,
+ ISCSI_PARAM_CONN_ADDRESS,
+
+ /* must always be last */
+ ISCSI_PARAM_MAX,
};
-#define ISCSI_PARAM_MAX 14
+
+#define ISCSI_MAX_RECV_DLENGTH (1 << ISCSI_PARAM_MAX_RECV_DLENGTH)
+#define ISCSI_MAX_XMIT_DLENGTH (1 << ISCSI_PARAM_MAX_XMIT_DLENGTH)
+#define ISCSI_HDRDGST_EN (1 << ISCSI_PARAM_HDRDGST_EN)
+#define ISCSI_DATADGST_EN (1 << ISCSI_PARAM_DATADGST_EN)
+#define ISCSI_INITIAL_R2T_EN (1 << ISCSI_PARAM_INITIAL_R2T_EN)
+#define ISCSI_MAX_R2T (1 << ISCSI_PARAM_MAX_R2T)
+#define ISCSI_IMM_DATA_EN (1 << ISCSI_PARAM_IMM_DATA_EN)
+#define ISCSI_FIRST_BURST (1 << ISCSI_PARAM_FIRST_BURST)
+#define ISCSI_MAX_BURST (1 << ISCSI_PARAM_MAX_BURST)
+#define ISCSI_PDU_INORDER_EN (1 << ISCSI_PARAM_PDU_INORDER_EN)
+#define ISCSI_DATASEQ_INORDER_EN (1 << ISCSI_PARAM_DATASEQ_INORDER_EN)
+#define ISCSI_ERL (1 << ISCSI_PARAM_ERL)
+#define ISCSI_IFMARKER_EN (1 << ISCSI_PARAM_IFMARKER_EN)
+#define ISCSI_OFMARKER_EN (1 << ISCSI_PARAM_OFMARKER_EN)
+#define ISCSI_EXP_STATSN (1 << ISCSI_PARAM_EXP_STATSN)
+#define ISCSI_TARGET_NAME (1 << ISCSI_PARAM_TARGET_NAME)
+#define ISCSI_TPGT (1 << ISCSI_PARAM_TPGT)
+#define ISCSI_PERSISTENT_ADDRESS (1 << ISCSI_PARAM_PERSISTENT_ADDRESS)
+#define ISCSI_PERSISTENT_PORT (1 << ISCSI_PARAM_PERSISTENT_PORT)
+#define ISCSI_SESS_RECOVERY_TMO (1 << ISCSI_PARAM_SESS_RECOVERY_TMO)
+#define ISCSI_CONN_PORT (1 << ISCSI_PARAM_CONN_PORT)
+#define ISCSI_CONN_ADDRESS (1 << ISCSI_PARAM_CONN_ADDRESS)
#define iscsi_ptr(_handle) ((void*)(unsigned long)_handle)
#define iscsi_handle(_ptr) ((uint64_t)(unsigned long)_ptr)
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