#define IN_PROGRESS_HEADER_GATHER 0x1
#define IN_PROGRESS_DATA_RECV 0x2
#define IN_PROGRESS_DDIGEST_RECV 0x3
+#define IN_PROGRESS_PAD_RECV 0x4
/* xmit state machine */
-#define XMSTATE_IDLE 0x0
-#define XMSTATE_R_HDR 0x1
-#define XMSTATE_W_HDR 0x2
-#define XMSTATE_IMM_HDR 0x4
-#define XMSTATE_IMM_DATA 0x8
-#define XMSTATE_UNS_INIT 0x10
-#define XMSTATE_UNS_HDR 0x20
-#define XMSTATE_UNS_DATA 0x40
-#define XMSTATE_SOL_HDR 0x80
-#define XMSTATE_SOL_DATA 0x100
-#define XMSTATE_W_PAD 0x200
-#define XMSTATE_W_RESEND_PAD 0x400
-#define XMSTATE_W_RESEND_DATA_DIGEST 0x800
+#define XMSTATE_VALUE_IDLE 0
+#define XMSTATE_BIT_CMD_HDR_INIT 0
+#define XMSTATE_BIT_CMD_HDR_XMIT 1
+#define XMSTATE_BIT_IMM_HDR 2
+#define XMSTATE_BIT_IMM_DATA 3
+#define XMSTATE_BIT_UNS_INIT 4
+#define XMSTATE_BIT_UNS_HDR 5
+#define XMSTATE_BIT_UNS_DATA 6
+#define XMSTATE_BIT_SOL_HDR 7
+#define XMSTATE_BIT_SOL_DATA 8
+#define XMSTATE_BIT_W_PAD 9
+#define XMSTATE_BIT_W_RESEND_PAD 10
+#define XMSTATE_BIT_W_RESEND_DATA_DIGEST 11
+#define XMSTATE_BIT_IMM_HDR_INIT 12
+#define XMSTATE_BIT_SOL_HDR_INIT 13
#define ISCSI_PAD_LEN 4
#define ISCSI_SG_TABLESIZE SG_ALL
struct iscsi_tcp_mgmt_task {
struct iscsi_hdr hdr;
char hdrext[sizeof(__u32)]; /* Header-Digest */
- int xmstate; /* mgmt xmit progress */
+ unsigned long xmstate; /* mgmt xmit progress */
struct iscsi_buf headbuf; /* header buffer */
struct iscsi_buf sendbuf; /* in progress buffer */
int sent;
int pad_count; /* padded bytes */
struct iscsi_buf headbuf; /* header buf (xmit) */
struct iscsi_buf sendbuf; /* in progress buffer*/
- int xmstate; /* xmit xtate machine */
+ unsigned long xmstate; /* xmit xtate machine */
int sent;
struct scatterlist *sg; /* per-cmd SG list */
struct scatterlist *bad_sg; /* assert statement */
int sg_count; /* SG's to process */
- uint32_t exp_r2tsn;
+ uint32_t exp_datasn; /* expected target's R2TSN/DataSN */
int data_offset;
struct iscsi_r2t_info *r2t; /* in progress R2T */
struct iscsi_queue r2tpool;