projects / thirdparty / kernel / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 8dcf07be BVA |
2 | #include "iscsi_target_core.h" /* struct iscsi_cmd */ |
| 3 | ||
| 4 | struct sockaddr_storage; | |
| 3f993063 NB |
5 | |
| 6 | struct iscsit_transport { | |
| 7 | #define ISCSIT_TRANSPORT_NAME 16 | |
| 8 | char name[ISCSIT_TRANSPORT_NAME]; | |
| 9 | int transport_type; | |
| bd027d85 | 10 | bool rdma_shutdown; |
| d703ce2f | 11 | int priv_size; |
| 3f993063 NB |
12 | struct module *owner; |
| 13 | struct list_head t_node; | |
| 13a3cf08 | 14 | int (*iscsit_setup_np)(struct iscsi_np *, struct sockaddr_storage *); |
| 3f993063 NB |
15 | int (*iscsit_accept_np)(struct iscsi_np *, struct iscsi_conn *); |
| 16 | void (*iscsit_free_np)(struct iscsi_np *); | |
| defd8848 | 17 | void (*iscsit_wait_conn)(struct iscsi_conn *); |
| 3f993063 | 18 | void (*iscsit_free_conn)(struct iscsi_conn *); |
| 3f993063 NB |
19 | int (*iscsit_get_login_rx)(struct iscsi_conn *, struct iscsi_login *); |
| 20 | int (*iscsit_put_login_tx)(struct iscsi_conn *, struct iscsi_login *, u32); | |
| 21 | int (*iscsit_immediate_queue)(struct iscsi_conn *, struct iscsi_cmd *, int); | |
| 22 | int (*iscsit_response_queue)(struct iscsi_conn *, struct iscsi_cmd *, int); | |
| 23 | int (*iscsit_get_dataout)(struct iscsi_conn *, struct iscsi_cmd *, bool); | |
| 24 | int (*iscsit_queue_data_in)(struct iscsi_conn *, struct iscsi_cmd *); | |
| 25 | int (*iscsit_queue_status)(struct iscsi_conn *, struct iscsi_cmd *); | |
| 131e6abc | 26 | void (*iscsit_aborted_task)(struct iscsi_conn *, struct iscsi_cmd *); |
| 2854bb23 VP |
27 | int (*iscsit_xmit_pdu)(struct iscsi_conn *, struct iscsi_cmd *, |
| 28 | struct iscsi_datain_req *, const void *, u32); | |
| 7ec811a8 | 29 | void (*iscsit_release_cmd)(struct iscsi_conn *, struct iscsi_cmd *); |
| 187e84f7 | 30 | void (*iscsit_get_rx_pdu)(struct iscsi_conn *); |
| 42bc3e57 | 31 | int (*iscsit_validate_params)(struct iscsi_conn *); |
| 8567270d VP |
32 | void (*iscsit_get_r2t_ttt)(struct iscsi_conn *, struct iscsi_cmd *, |
| 33 | struct iscsi_r2t *); | |
| e70beee7 | 34 | enum target_prot_op (*iscsit_get_sup_prot_ops)(struct iscsi_conn *); |
| 3f993063 NB |
35 | }; |
| 36 | ||
| d703ce2f NB |
37 | static inline void *iscsit_priv_cmd(struct iscsi_cmd *cmd) |
| 38 | { | |
| 39 | return (void *)(cmd + 1); | |
| 40 | } | |
| 41 | ||
| 3f993063 NB |
42 | /* |
| 43 | * From iscsi_target_transport.c | |
| 44 | */ | |
| 45 | ||
| 46 | extern int iscsit_register_transport(struct iscsit_transport *); | |
| 47 | extern void iscsit_unregister_transport(struct iscsit_transport *); | |
| 48 | extern struct iscsit_transport *iscsit_get_transport(int); | |
| 49 | extern void iscsit_put_transport(struct iscsit_transport *); | |
| 50 | ||
| 51 | /* | |
| 52 | * From iscsi_target.c | |
| 53 | */ | |
| 3f993063 NB |
54 | extern int iscsit_setup_scsi_cmd(struct iscsi_conn *, struct iscsi_cmd *, |
| 55 | unsigned char *); | |
| 56 | extern void iscsit_set_unsoliticed_dataout(struct iscsi_cmd *); | |
| 57 | extern int iscsit_process_scsi_cmd(struct iscsi_conn *, struct iscsi_cmd *, | |
| 58 | struct iscsi_scsi_req *); | |
| 9a584bf9 VP |
59 | extern int |
| 60 | __iscsit_check_dataout_hdr(struct iscsi_conn *, void *, | |
| 61 | struct iscsi_cmd *, u32, bool *); | |
| 62 | extern int | |
| 63 | iscsit_check_dataout_hdr(struct iscsi_conn *conn, void *buf, | |
| 64 | struct iscsi_cmd **out_cmd); | |
| 3f993063 NB |
65 | extern int iscsit_check_dataout_payload(struct iscsi_cmd *, struct iscsi_data *, |
| 66 | bool); | |
| 778de368 NB |
67 | extern int iscsit_setup_nop_out(struct iscsi_conn *, struct iscsi_cmd *, |
| 68 | struct iscsi_nopout *); | |
| 69 | extern int iscsit_process_nop_out(struct iscsi_conn *, struct iscsi_cmd *, | |
| 70 | struct iscsi_nopout *); | |
| 3f993063 NB |
71 | extern int iscsit_handle_logout_cmd(struct iscsi_conn *, struct iscsi_cmd *, |
| 72 | unsigned char *); | |
| 73 | extern int iscsit_handle_task_mgt_cmd(struct iscsi_conn *, struct iscsi_cmd *, | |
| 74 | unsigned char *); | |
| 64534aa7 NB |
75 | extern int iscsit_setup_text_cmd(struct iscsi_conn *, struct iscsi_cmd *, |
| 76 | struct iscsi_text *); | |
| 77 | extern int iscsit_process_text_cmd(struct iscsi_conn *, struct iscsi_cmd *, | |
| 78 | struct iscsi_text *); | |
| 3f993063 NB |
79 | extern void iscsit_build_rsp_pdu(struct iscsi_cmd *, struct iscsi_conn *, |
| 80 | bool, struct iscsi_scsi_rsp *); | |
| 81 | extern void iscsit_build_nopin_rsp(struct iscsi_cmd *, struct iscsi_conn *, | |
| 82 | struct iscsi_nopin *, bool); | |
| 83 | extern void iscsit_build_task_mgt_rsp(struct iscsi_cmd *, struct iscsi_conn *, | |
| 84 | struct iscsi_tm_rsp *); | |
| 889c8a68 | 85 | extern int iscsit_build_text_rsp(struct iscsi_cmd *, struct iscsi_conn *, |
| 22c7aaa5 SG |
86 | struct iscsi_text_rsp *, |
| 87 | enum iscsit_transport_type); | |
| 3f993063 NB |
88 | extern void iscsit_build_reject(struct iscsi_cmd *, struct iscsi_conn *, |
| 89 | struct iscsi_reject *); | |
| 90 | extern int iscsit_build_logout_rsp(struct iscsi_cmd *, struct iscsi_conn *, | |
| 91 | struct iscsi_logout_rsp *); | |
| 92 | extern int iscsit_logout_post_handler(struct iscsi_cmd *, struct iscsi_conn *); | |
| d2faaefb VP |
93 | extern int iscsit_queue_rsp(struct iscsi_conn *, struct iscsi_cmd *); |
| 94 | extern void iscsit_aborted_task(struct iscsi_conn *, struct iscsi_cmd *); | |
| 95 | extern int iscsit_add_reject(struct iscsi_conn *, u8, unsigned char *); | |
| 96 | extern int iscsit_reject_cmd(struct iscsi_cmd *, u8, unsigned char *); | |
| 97 | extern int iscsit_handle_snack(struct iscsi_conn *, unsigned char *); | |
| 98 | extern void iscsit_build_datain_pdu(struct iscsi_cmd *, struct iscsi_conn *, | |
| 99 | struct iscsi_datain *, | |
| 100 | struct iscsi_data_rsp *, bool); | |
| 101 | extern int iscsit_build_r2ts_for_cmd(struct iscsi_conn *, struct iscsi_cmd *, | |
| 102 | bool); | |
| 103 | extern int iscsit_immediate_queue(struct iscsi_conn *, struct iscsi_cmd *, int); | |
| 104 | extern int iscsit_response_queue(struct iscsi_conn *, struct iscsi_cmd *, int); | |
| 3f993063 NB |
105 | /* |
| 106 | * From iscsi_target_device.c | |
| 107 | */ | |
| 108 | extern void iscsit_increment_maxcmdsn(struct iscsi_cmd *, struct iscsi_session *); | |
| b2cb9649 NB |
109 | /* |
| 110 | * From iscsi_target_erl0.c | |
| 111 | */ | |
| 112 | extern void iscsit_cause_connection_reinstatement(struct iscsi_conn *, int); | |
| 3f993063 NB |
113 | /* |
| 114 | * From iscsi_target_erl1.c | |
| 115 | */ | |
| 116 | extern void iscsit_stop_dataout_timer(struct iscsi_cmd *); | |
| 117 | ||
| 118 | /* | |
| 119 | * From iscsi_target_tmr.c | |
| 120 | */ | |
| 121 | extern int iscsit_tmr_post_handler(struct iscsi_cmd *, struct iscsi_conn *); | |
| 122 | ||
| 123 | /* | |
| 124 | * From iscsi_target_util.c | |
| 125 | */ | |
| 676687c6 | 126 | extern struct iscsi_cmd *iscsit_allocate_cmd(struct iscsi_conn *, int); |
| 561bf158 NB |
127 | extern int iscsit_sequence_cmd(struct iscsi_conn *, struct iscsi_cmd *, |
| 128 | unsigned char *, __be32); | |
| d703ce2f | 129 | extern void iscsit_release_cmd(struct iscsi_cmd *); |
| d2faaefb VP |
130 | extern void iscsit_free_cmd(struct iscsi_cmd *, bool); |
| 131 | extern void iscsit_add_cmd_to_immediate_queue(struct iscsi_cmd *, | |
| 132 | struct iscsi_conn *, u8); | |
| 9a584bf9 VP |
133 | extern struct iscsi_cmd * |
| 134 | iscsit_find_cmd_from_itt_or_dump(struct iscsi_conn *conn, | |
| 135 | itt_t init_task_tag, u32 length); | |
| d2faaefb VP |
136 | |
| 137 | /* | |
| 138 | * From iscsi_target_nego.c | |
| 139 | */ | |
| 140 | extern int iscsi_target_check_login_request(struct iscsi_conn *, | |
| 141 | struct iscsi_login *); | |
| 142 | ||
| 143 | /* | |
| 144 | * From iscsi_target_login.c | |
| 145 | */ | |
| 146 | extern __printf(2, 3) int iscsi_change_param_sprintf( | |
| 147 | struct iscsi_conn *, const char *, ...); | |
| 148 | ||
| 149 | /* | |
| 150 | * From iscsi_target_parameters.c | |
| 151 | */ | |
| 152 | extern struct iscsi_param *iscsi_find_param_from_key( | |
| 153 | char *, struct iscsi_param_list *); |