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Merge pull request #123 from plieven/asyncv3

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add support for async messages
This commit is contained in:
Ronnie Sahlberg
2014-07-13 16:46:27 -07:00
parent 8e6af982a4 ce0723320c
commit ada1fc2008
6 changed files with 145 additions and 92 deletions
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24
include/iscsi-private.h
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@@ -80,6 +80,7 @@ struct iscsi_context {
int fd;
int is_connected;
int is_corked;
int tcp_user_timeout;
int tcp_keepcnt;
@@ -125,6 +126,7 @@ struct iscsi_context {
int no_auto_reconnect;
int reconnect_deferred;
int reconnect_max_retries;
int pending_reconnect;
int log_level;
iscsi_log_fn log_fn;
@@ -188,8 +190,9 @@ enum iscsi_opcode {
ISCSI_PDU_DATA_IN = 0x25,
ISCSI_PDU_LOGOUT_RESPONSE = 0x26,
ISCSI_PDU_R2T = 0x31,
ISCSI_PDU_ASYNC_MSG = 0x32,
ISCSI_PDU_REJECT = 0x3f,
ISCSI_PDU_NO_PDU = 0xff
ISCSI_PDU_NO_PDU = 0xff
};
struct iscsi_scsi_cbdata {
@@ -209,6 +212,13 @@ struct iscsi_pdu {
* This includes any DATA-OUT PDU as well as all NOPs.
*/
#define ISCSI_PDU_DROP_ON_RECONNECT 0x00000004
/* stop sending after this PDU has been sent */
#define ISCSI_PDU_CORK_WHEN_SENT 0x00000008
/* put this immediate delivery PDU in front of outqueue.
* This is currently only used for immediate logout requests
* as answer to an async logout event. */
#define ISCSI_PDU_URGENT_DELIVERY 0x00000010
uint32_t flags;
@@ -339,14 +349,18 @@ iscsi_log_message(struct iscsi_context *iscsi, int level, const char *format, ..
void
iscsi_add_to_outqueue(struct iscsi_context *iscsi, struct iscsi_pdu *pdu);
int
iscsi_serial32_compare(uint32_t s1, uint32_t s2);
int iscsi_serial32_compare(uint32_t s1, uint32_t s2);
void iscsi_adjust_statsn(struct iscsi_context *iscsi, struct iscsi_in_pdu *in);
void iscsi_adjust_maxexpcmdsn(struct iscsi_context *iscsi, struct iscsi_in_pdu *in);
uint32_t
iscsi_itt_post_increment(struct iscsi_context *iscsi);
uint32_t iscsi_itt_post_increment(struct iscsi_context *iscsi);
void iscsi_timeout_scan(struct iscsi_context *iscsi);
int
iscsi_logout_async_internal(struct iscsi_context *iscsi, iscsi_command_cb cb,
void *private_data, uint32_t flags);
#ifdef __cplusplus
}
#endif