154 строки
6.1 KiB
C
154 строки
6.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#include "iscsi_target_core.h" /* struct iscsit_cmd */
|
|
|
|
struct sockaddr_storage;
|
|
|
|
struct iscsit_transport {
|
|
#define ISCSIT_TRANSPORT_NAME 16
|
|
char name[ISCSIT_TRANSPORT_NAME];
|
|
int transport_type;
|
|
bool rdma_shutdown;
|
|
int priv_size;
|
|
struct module *owner;
|
|
struct list_head t_node;
|
|
int (*iscsit_setup_np)(struct iscsi_np *, struct sockaddr_storage *);
|
|
int (*iscsit_accept_np)(struct iscsi_np *, struct iscsit_conn *);
|
|
void (*iscsit_free_np)(struct iscsi_np *);
|
|
void (*iscsit_wait_conn)(struct iscsit_conn *);
|
|
void (*iscsit_free_conn)(struct iscsit_conn *);
|
|
int (*iscsit_get_login_rx)(struct iscsit_conn *, struct iscsi_login *);
|
|
int (*iscsit_put_login_tx)(struct iscsit_conn *, struct iscsi_login *, u32);
|
|
int (*iscsit_immediate_queue)(struct iscsit_conn *, struct iscsit_cmd *, int);
|
|
int (*iscsit_response_queue)(struct iscsit_conn *, struct iscsit_cmd *, int);
|
|
int (*iscsit_get_dataout)(struct iscsit_conn *, struct iscsit_cmd *, bool);
|
|
int (*iscsit_queue_data_in)(struct iscsit_conn *, struct iscsit_cmd *);
|
|
int (*iscsit_queue_status)(struct iscsit_conn *, struct iscsit_cmd *);
|
|
void (*iscsit_aborted_task)(struct iscsit_conn *, struct iscsit_cmd *);
|
|
int (*iscsit_xmit_pdu)(struct iscsit_conn *, struct iscsit_cmd *,
|
|
struct iscsi_datain_req *, const void *, u32);
|
|
void (*iscsit_unmap_cmd)(struct iscsit_conn *, struct iscsit_cmd *);
|
|
void (*iscsit_get_rx_pdu)(struct iscsit_conn *);
|
|
int (*iscsit_validate_params)(struct iscsit_conn *);
|
|
void (*iscsit_get_r2t_ttt)(struct iscsit_conn *, struct iscsit_cmd *,
|
|
struct iscsi_r2t *);
|
|
enum target_prot_op (*iscsit_get_sup_prot_ops)(struct iscsit_conn *);
|
|
};
|
|
|
|
static inline void *iscsit_priv_cmd(struct iscsit_cmd *cmd)
|
|
{
|
|
return (void *)(cmd + 1);
|
|
}
|
|
|
|
/*
|
|
* From iscsi_target_transport.c
|
|
*/
|
|
|
|
extern void iscsit_register_transport(struct iscsit_transport *);
|
|
extern void iscsit_unregister_transport(struct iscsit_transport *);
|
|
extern struct iscsit_transport *iscsit_get_transport(int);
|
|
extern void iscsit_put_transport(struct iscsit_transport *);
|
|
|
|
/*
|
|
* From iscsi_target.c
|
|
*/
|
|
extern int iscsit_setup_scsi_cmd(struct iscsit_conn *, struct iscsit_cmd *,
|
|
unsigned char *);
|
|
extern void iscsit_set_unsolicited_dataout(struct iscsit_cmd *);
|
|
extern int iscsit_process_scsi_cmd(struct iscsit_conn *, struct iscsit_cmd *,
|
|
struct iscsi_scsi_req *);
|
|
extern int
|
|
__iscsit_check_dataout_hdr(struct iscsit_conn *, void *,
|
|
struct iscsit_cmd *, u32, bool *);
|
|
extern int
|
|
iscsit_check_dataout_hdr(struct iscsit_conn *conn, void *buf,
|
|
struct iscsit_cmd **out_cmd);
|
|
extern int iscsit_check_dataout_payload(struct iscsit_cmd *, struct iscsi_data *,
|
|
bool);
|
|
extern int iscsit_setup_nop_out(struct iscsit_conn *, struct iscsit_cmd *,
|
|
struct iscsi_nopout *);
|
|
extern int iscsit_process_nop_out(struct iscsit_conn *, struct iscsit_cmd *,
|
|
struct iscsi_nopout *);
|
|
extern int iscsit_handle_logout_cmd(struct iscsit_conn *, struct iscsit_cmd *,
|
|
unsigned char *);
|
|
extern int iscsit_handle_task_mgt_cmd(struct iscsit_conn *, struct iscsit_cmd *,
|
|
unsigned char *);
|
|
extern int iscsit_setup_text_cmd(struct iscsit_conn *, struct iscsit_cmd *,
|
|
struct iscsi_text *);
|
|
extern int iscsit_process_text_cmd(struct iscsit_conn *, struct iscsit_cmd *,
|
|
struct iscsi_text *);
|
|
extern void iscsit_build_rsp_pdu(struct iscsit_cmd *, struct iscsit_conn *,
|
|
bool, struct iscsi_scsi_rsp *);
|
|
extern void iscsit_build_nopin_rsp(struct iscsit_cmd *, struct iscsit_conn *,
|
|
struct iscsi_nopin *, bool);
|
|
extern void iscsit_build_task_mgt_rsp(struct iscsit_cmd *, struct iscsit_conn *,
|
|
struct iscsi_tm_rsp *);
|
|
extern int iscsit_build_text_rsp(struct iscsit_cmd *, struct iscsit_conn *,
|
|
struct iscsi_text_rsp *,
|
|
enum iscsit_transport_type);
|
|
extern void iscsit_build_reject(struct iscsit_cmd *, struct iscsit_conn *,
|
|
struct iscsi_reject *);
|
|
extern int iscsit_build_logout_rsp(struct iscsit_cmd *, struct iscsit_conn *,
|
|
struct iscsi_logout_rsp *);
|
|
extern int iscsit_logout_post_handler(struct iscsit_cmd *, struct iscsit_conn *);
|
|
extern int iscsit_queue_rsp(struct iscsit_conn *, struct iscsit_cmd *);
|
|
extern void iscsit_aborted_task(struct iscsit_conn *, struct iscsit_cmd *);
|
|
extern int iscsit_add_reject(struct iscsit_conn *, u8, unsigned char *);
|
|
extern int iscsit_reject_cmd(struct iscsit_cmd *, u8, unsigned char *);
|
|
extern int iscsit_handle_snack(struct iscsit_conn *, unsigned char *);
|
|
extern void iscsit_build_datain_pdu(struct iscsit_cmd *, struct iscsit_conn *,
|
|
struct iscsi_datain *,
|
|
struct iscsi_data_rsp *, bool);
|
|
extern int iscsit_build_r2ts_for_cmd(struct iscsit_conn *, struct iscsit_cmd *,
|
|
bool);
|
|
extern int iscsit_immediate_queue(struct iscsit_conn *, struct iscsit_cmd *, int);
|
|
extern int iscsit_response_queue(struct iscsit_conn *, struct iscsit_cmd *, int);
|
|
/*
|
|
* From iscsi_target_device.c
|
|
*/
|
|
extern void iscsit_increment_maxcmdsn(struct iscsit_cmd *, struct iscsit_session *);
|
|
/*
|
|
* From iscsi_target_erl0.c
|
|
*/
|
|
extern void iscsit_cause_connection_reinstatement(struct iscsit_conn *, int);
|
|
/*
|
|
* From iscsi_target_erl1.c
|
|
*/
|
|
extern void iscsit_stop_dataout_timer(struct iscsit_cmd *);
|
|
|
|
/*
|
|
* From iscsi_target_tmr.c
|
|
*/
|
|
extern int iscsit_tmr_post_handler(struct iscsit_cmd *, struct iscsit_conn *);
|
|
|
|
/*
|
|
* From iscsi_target_util.c
|
|
*/
|
|
extern struct iscsit_cmd *iscsit_allocate_cmd(struct iscsit_conn *, int);
|
|
extern int iscsit_sequence_cmd(struct iscsit_conn *, struct iscsit_cmd *,
|
|
unsigned char *, __be32);
|
|
extern void iscsit_release_cmd(struct iscsit_cmd *);
|
|
extern void iscsit_free_cmd(struct iscsit_cmd *, bool);
|
|
extern void iscsit_add_cmd_to_immediate_queue(struct iscsit_cmd *,
|
|
struct iscsit_conn *, u8);
|
|
extern struct iscsit_cmd *
|
|
iscsit_find_cmd_from_itt_or_dump(struct iscsit_conn *conn,
|
|
itt_t init_task_tag, u32 length);
|
|
|
|
/*
|
|
* From iscsi_target_nego.c
|
|
*/
|
|
extern int iscsi_target_check_login_request(struct iscsit_conn *,
|
|
struct iscsi_login *);
|
|
|
|
/*
|
|
* From iscsi_target_login.c
|
|
*/
|
|
extern __printf(2, 3) int iscsi_change_param_sprintf(
|
|
struct iscsit_conn *, const char *, ...);
|
|
|
|
/*
|
|
* From iscsi_target_parameters.c
|
|
*/
|
|
extern struct iscsi_param *iscsi_find_param_from_key(
|
|
char *, struct iscsi_param_list *);
|