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 sid;
+ uint32_t cid;
uint32_t transport_fd;
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;
} 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;
} r;
* 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_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
-typedef uint64_t iscsi_sessionh_t; /* iSCSI Data-Path session handle */
-typedef uint64_t iscsi_connh_t; /* iSCSI Data-Path connection handle */
+#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_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)
+#define hostdata_session(_hostdata) (iscsi_ptr(*(unsigned long *)_hostdata))
+
+/**
+ * iscsi_hostdata - get LLD hostdata from scsi_host
+ * @_hostdata: pointer to scsi host's hostdata
+ **/
#define iscsi_hostdata(_hostdata) ((void*)_hostdata + sizeof(unsigned long))
/*