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1 | /* |
2 | * Export the iSCSI boot info to userland via sysfs. |
3 | * |
4 | * Copyright (C) 2010 Red Hat, Inc. All rights reserved. |
5 | * Copyright (C) 2010 Mike Christie |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify |
8 | * it under the terms of the GNU General Public License v2.0 as published by |
9 | * the Free Software Foundation |
10 | * |
11 | * This program is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | * GNU General Public License for more details. |
15 | */ |
16 | #ifndef _ISCSI_BOOT_SYSFS_ |
17 | #define _ISCSI_BOOT_SYSFS_ |
18 | |
19 | /* |
20 | * The text attributes names for each of the kobjects. |
21 | */ |
22 | enum iscsi_boot_eth_properties_enum { |
23 | ISCSI_BOOT_ETH_INDEX, |
24 | ISCSI_BOOT_ETH_FLAGS, |
25 | ISCSI_BOOT_ETH_IP_ADDR, |
26 | ISCSI_BOOT_ETH_SUBNET_MASK, |
27 | ISCSI_BOOT_ETH_ORIGIN, |
28 | ISCSI_BOOT_ETH_GATEWAY, |
29 | ISCSI_BOOT_ETH_PRIMARY_DNS, |
30 | ISCSI_BOOT_ETH_SECONDARY_DNS, |
31 | ISCSI_BOOT_ETH_DHCP, |
32 | ISCSI_BOOT_ETH_VLAN, |
33 | ISCSI_BOOT_ETH_MAC, |
34 | /* eth_pci_bdf - this is replaced by link to the device itself. */ |
35 | ISCSI_BOOT_ETH_HOSTNAME, |
36 | ISCSI_BOOT_ETH_END_MARKER, |
37 | }; |
38 | |
39 | enum iscsi_boot_tgt_properties_enum { |
40 | ISCSI_BOOT_TGT_INDEX, |
41 | ISCSI_BOOT_TGT_FLAGS, |
42 | ISCSI_BOOT_TGT_IP_ADDR, |
43 | ISCSI_BOOT_TGT_PORT, |
44 | ISCSI_BOOT_TGT_LUN, |
45 | ISCSI_BOOT_TGT_CHAP_TYPE, |
46 | ISCSI_BOOT_TGT_NIC_ASSOC, |
47 | ISCSI_BOOT_TGT_NAME, |
48 | ISCSI_BOOT_TGT_CHAP_NAME, |
49 | ISCSI_BOOT_TGT_CHAP_SECRET, |
50 | ISCSI_BOOT_TGT_REV_CHAP_NAME, |
51 | ISCSI_BOOT_TGT_REV_CHAP_SECRET, |
52 | ISCSI_BOOT_TGT_END_MARKER, |
53 | }; |
54 | |
55 | enum iscsi_boot_initiator_properties_enum { |
56 | ISCSI_BOOT_INI_INDEX, |
57 | ISCSI_BOOT_INI_FLAGS, |
58 | ISCSI_BOOT_INI_ISNS_SERVER, |
59 | ISCSI_BOOT_INI_SLP_SERVER, |
60 | ISCSI_BOOT_INI_PRI_RADIUS_SERVER, |
61 | ISCSI_BOOT_INI_SEC_RADIUS_SERVER, |
62 | ISCSI_BOOT_INI_INITIATOR_NAME, |
63 | ISCSI_BOOT_INI_END_MARKER, |
64 | }; |
65 | |
66 | struct attribute_group; |
67 | |
68 | struct iscsi_boot_kobj { |
69 | struct kobject kobj; |
70 | struct attribute_group *attr_group; |
71 | struct list_head list; |
72 | |
73 | /* |
74 | * Pointer to store driver specific info. If set this will |
75 | * be freed for the LLD when the kobj release function is called. |
76 | */ |
77 | void *data; |
78 | /* |
79 | * Driver specific show function. |
80 | * |
81 | * The enum of the type. This can be any value of the above |
82 | * properties. |
83 | */ |
84 | ssize_t (*show) (void *data, int type, char *buf); |
85 | |
86 | /* |
87 | * Drivers specific visibility function. |
88 | * The function should return if they the attr should be readable |
89 | * writable or should not be shown. |
90 | * |
91 | * The enum of the type. This can be any value of the above |
92 | * properties. |
93 | */ |
94 | mode_t (*is_visible) (void *data, int type); |
95 | }; |
96 | |
97 | struct iscsi_boot_kset { |
98 | struct list_head kobj_list; |
99 | struct kset *kset; |
100 | }; |
101 | |
102 | struct iscsi_boot_kobj * |
103 | iscsi_boot_create_initiator(struct iscsi_boot_kset *boot_kset, int index, |
104 | void *data, |
105 | ssize_t (*show) (void *data, int type, char *buf), |
106 | mode_t (*is_visible) (void *data, int type)); |
107 | |
108 | struct iscsi_boot_kobj * |
109 | iscsi_boot_create_ethernet(struct iscsi_boot_kset *boot_kset, int index, |
110 | void *data, |
111 | ssize_t (*show) (void *data, int type, char *buf), |
112 | mode_t (*is_visible) (void *data, int type)); |
113 | struct iscsi_boot_kobj * |
114 | iscsi_boot_create_target(struct iscsi_boot_kset *boot_kset, int index, |
115 | void *data, |
116 | ssize_t (*show) (void *data, int type, char *buf), |
117 | mode_t (*is_visible) (void *data, int type)); |
118 | |
119 | struct iscsi_boot_kset *iscsi_boot_create_kset(const char *set_name); |
120 | struct iscsi_boot_kset *iscsi_boot_create_host_kset(unsigned int hostno); |
121 | void iscsi_boot_destroy_kset(struct iscsi_boot_kset *boot_kset); |
122 | |
123 | #endif |
124 |
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