1#ifndef TARGET_CORE_PR_H
2#define TARGET_CORE_PR_H
3/*
4 * PERSISTENT_RESERVE_OUT service action codes
5 *
6 * spc4r17 section 6.14.2 Table 171
7 */
8#define PRO_REGISTER				0x00
9#define PRO_RESERVE				0x01
10#define PRO_RELEASE				0x02
11#define PRO_CLEAR				0x03
12#define PRO_PREEMPT				0x04
13#define PRO_PREEMPT_AND_ABORT			0x05
14#define PRO_REGISTER_AND_IGNORE_EXISTING_KEY	0x06
15#define PRO_REGISTER_AND_MOVE			0x07
16/*
17 * PERSISTENT_RESERVE_IN service action codes
18 *
19 * spc4r17 section 6.13.1 Table 159
20 */
21#define PRI_READ_KEYS				0x00
22#define PRI_READ_RESERVATION			0x01
23#define PRI_REPORT_CAPABILITIES			0x02
24#define PRI_READ_FULL_STATUS			0x03
25/*
26 * PERSISTENT_RESERVE_ SCOPE field
27 *
28 * spc4r17 section 6.13.3.3 Table 163
29 */
30#define PR_SCOPE_LU_SCOPE			0x00
31/*
32 * PERSISTENT_RESERVE_* TYPE field
33 *
34 * spc4r17 section 6.13.3.4 Table 164
35 */
36#define PR_TYPE_WRITE_EXCLUSIVE			0x01
37#define PR_TYPE_EXCLUSIVE_ACCESS		0x03
38#define PR_TYPE_WRITE_EXCLUSIVE_REGONLY		0x05
39#define PR_TYPE_EXCLUSIVE_ACCESS_REGONLY	0x06
40#define PR_TYPE_WRITE_EXCLUSIVE_ALLREG		0x07
41#define PR_TYPE_EXCLUSIVE_ACCESS_ALLREG		0x08
42
43#define PR_APTPL_MAX_IPORT_LEN			256
44#define PR_APTPL_MAX_TPORT_LEN			256
45
46/*
47 *  Function defined in target_core_spc.c
48 */
49void spc_parse_naa_6h_vendor_specific(struct se_device *, unsigned char *);
50
51extern struct kmem_cache *t10_pr_reg_cache;
52
53extern void core_pr_dump_initiator_port(struct t10_pr_registration *,
54			char *, u32);
55extern sense_reason_t target_scsi2_reservation_release(struct se_cmd *);
56extern sense_reason_t target_scsi2_reservation_reserve(struct se_cmd *);
57extern int core_scsi3_alloc_aptpl_registration(
58			struct t10_reservation *, u64,
59			unsigned char *, unsigned char *, u32,
60			unsigned char *, u16, u32, int, int, u8);
61extern int core_scsi3_check_aptpl_registration(struct se_device *,
62			struct se_portal_group *, struct se_lun *,
63			struct se_node_acl *, u32);
64extern void core_scsi3_free_pr_reg_from_nacl(struct se_device *,
65					     struct se_node_acl *);
66extern void core_scsi3_free_all_registrations(struct se_device *);
67extern unsigned char *core_scsi3_pr_dump_type(int);
68
69extern sense_reason_t target_scsi3_emulate_pr_in(struct se_cmd *);
70extern sense_reason_t target_scsi3_emulate_pr_out(struct se_cmd *);
71extern sense_reason_t target_check_reservation(struct se_cmd *);
72
73#endif /* TARGET_CORE_PR_H */
74