iscsi-target: add int (*iscsit_xmit_pdu)()
[deliverable/linux.git] / include / target / iscsi / iscsi_transport.h
CommitLineData
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NB
1#include <linux/module.h>
2#include <linux/list.h>
67f091f2 3#include "iscsi_target_core.h"
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NB
4
5struct iscsit_transport {
6#define ISCSIT_TRANSPORT_NAME 16
7 char name[ISCSIT_TRANSPORT_NAME];
8 int transport_type;
d703ce2f 9 int priv_size;
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NB
10 struct module *owner;
11 struct list_head t_node;
13a3cf08 12 int (*iscsit_setup_np)(struct iscsi_np *, struct sockaddr_storage *);
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NB
13 int (*iscsit_accept_np)(struct iscsi_np *, struct iscsi_conn *);
14 void (*iscsit_free_np)(struct iscsi_np *);
defd8848 15 void (*iscsit_wait_conn)(struct iscsi_conn *);
3f993063 16 void (*iscsit_free_conn)(struct iscsi_conn *);
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NB
17 int (*iscsit_get_login_rx)(struct iscsi_conn *, struct iscsi_login *);
18 int (*iscsit_put_login_tx)(struct iscsi_conn *, struct iscsi_login *, u32);
19 int (*iscsit_immediate_queue)(struct iscsi_conn *, struct iscsi_cmd *, int);
20 int (*iscsit_response_queue)(struct iscsi_conn *, struct iscsi_cmd *, int);
21 int (*iscsit_get_dataout)(struct iscsi_conn *, struct iscsi_cmd *, bool);
22 int (*iscsit_queue_data_in)(struct iscsi_conn *, struct iscsi_cmd *);
23 int (*iscsit_queue_status)(struct iscsi_conn *, struct iscsi_cmd *);
131e6abc 24 void (*iscsit_aborted_task)(struct iscsi_conn *, struct iscsi_cmd *);
2854bb23
VP
25 int (*iscsit_xmit_pdu)(struct iscsi_conn *, struct iscsi_cmd *,
26 struct iscsi_datain_req *, const void *, u32);
e70beee7 27 enum target_prot_op (*iscsit_get_sup_prot_ops)(struct iscsi_conn *);
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28};
29
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30static inline void *iscsit_priv_cmd(struct iscsi_cmd *cmd)
31{
32 return (void *)(cmd + 1);
33}
34
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35/*
36 * From iscsi_target_transport.c
37 */
38
39extern int iscsit_register_transport(struct iscsit_transport *);
40extern void iscsit_unregister_transport(struct iscsit_transport *);
41extern struct iscsit_transport *iscsit_get_transport(int);
42extern void iscsit_put_transport(struct iscsit_transport *);
43
44/*
45 * From iscsi_target.c
46 */
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NB
47extern int iscsit_setup_scsi_cmd(struct iscsi_conn *, struct iscsi_cmd *,
48 unsigned char *);
49extern void iscsit_set_unsoliticed_dataout(struct iscsi_cmd *);
50extern int iscsit_process_scsi_cmd(struct iscsi_conn *, struct iscsi_cmd *,
51 struct iscsi_scsi_req *);
52extern int iscsit_check_dataout_hdr(struct iscsi_conn *, unsigned char *,
53 struct iscsi_cmd **);
54extern int iscsit_check_dataout_payload(struct iscsi_cmd *, struct iscsi_data *,
55 bool);
778de368
NB
56extern int iscsit_setup_nop_out(struct iscsi_conn *, struct iscsi_cmd *,
57 struct iscsi_nopout *);
58extern int iscsit_process_nop_out(struct iscsi_conn *, struct iscsi_cmd *,
59 struct iscsi_nopout *);
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NB
60extern int iscsit_handle_logout_cmd(struct iscsi_conn *, struct iscsi_cmd *,
61 unsigned char *);
62extern int iscsit_handle_task_mgt_cmd(struct iscsi_conn *, struct iscsi_cmd *,
63 unsigned char *);
64534aa7
NB
64extern int iscsit_setup_text_cmd(struct iscsi_conn *, struct iscsi_cmd *,
65 struct iscsi_text *);
66extern int iscsit_process_text_cmd(struct iscsi_conn *, struct iscsi_cmd *,
67 struct iscsi_text *);
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NB
68extern void iscsit_build_rsp_pdu(struct iscsi_cmd *, struct iscsi_conn *,
69 bool, struct iscsi_scsi_rsp *);
70extern void iscsit_build_nopin_rsp(struct iscsi_cmd *, struct iscsi_conn *,
71 struct iscsi_nopin *, bool);
72extern void iscsit_build_task_mgt_rsp(struct iscsi_cmd *, struct iscsi_conn *,
73 struct iscsi_tm_rsp *);
889c8a68 74extern int iscsit_build_text_rsp(struct iscsi_cmd *, struct iscsi_conn *,
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SG
75 struct iscsi_text_rsp *,
76 enum iscsit_transport_type);
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NB
77extern void iscsit_build_reject(struct iscsi_cmd *, struct iscsi_conn *,
78 struct iscsi_reject *);
79extern int iscsit_build_logout_rsp(struct iscsi_cmd *, struct iscsi_conn *,
80 struct iscsi_logout_rsp *);
81extern int iscsit_logout_post_handler(struct iscsi_cmd *, struct iscsi_conn *);
82/*
83 * From iscsi_target_device.c
84 */
85extern void iscsit_increment_maxcmdsn(struct iscsi_cmd *, struct iscsi_session *);
b2cb9649
NB
86/*
87 * From iscsi_target_erl0.c
88 */
89extern void iscsit_cause_connection_reinstatement(struct iscsi_conn *, int);
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NB
90/*
91 * From iscsi_target_erl1.c
92 */
93extern void iscsit_stop_dataout_timer(struct iscsi_cmd *);
94
95/*
96 * From iscsi_target_tmr.c
97 */
98extern int iscsit_tmr_post_handler(struct iscsi_cmd *, struct iscsi_conn *);
99
100/*
101 * From iscsi_target_util.c
102 */
676687c6 103extern struct iscsi_cmd *iscsit_allocate_cmd(struct iscsi_conn *, int);
561bf158
NB
104extern int iscsit_sequence_cmd(struct iscsi_conn *, struct iscsi_cmd *,
105 unsigned char *, __be32);
d703ce2f 106extern void iscsit_release_cmd(struct iscsi_cmd *);
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