* vc_get_vx_info(), vc_get_task_xid(): added prototypes plus required
[util-vserver.git] / util-vserver / lib / virtual.h
1 #ifndef _LINUX_VIRTUAL_H
2 #define _LINUX_VIRTUAL_H
3
4
5 #define NB_IPV4ROOT     16
6
7
8 #define VC_CATEGORY(c)          (((c) >> 24) & 0x3F)
9 #define VC_COMMAND(c)           (((c) >> 16) & 0xFF)
10 #define VC_VERSION(c)           ((c) & 0xFFF)
11
12 #define VC_CMD(c,i,v)           ((((VC_CAT_ ## c) & 0x3F) << 24) \
13                                 | (((i) & 0xFF) << 16) | ((v) & 0xFFF))
14
15 /*
16
17   Syscall Matrix V2.3
18
19          |VERSION|CREATE |MODIFY |MIGRATE|CONTROL|EXPERIM| |SPECIAL|SPECIAL|
20          |STATS  |DESTROY|ALTER  |CHANGE |LIMIT  |TEST   | |       |       |
21          |INFO   |SETUP  |       |MOVE   |       |       | |       |       |
22   -------+-------+-------+-------+-------+-------+-------+ +-------+-------+
23   SYSTEM |VERSION|       |       |       |       |       | |DEVICES|       |
24   HOST   |     00|     01|     02|     03|     04|     05| |     06|     07|
25   -------+-------+-------+-------+-------+-------+-------+ +-------+-------+
26   CPU    |       |       |       |       |       |       | |SCHED. |       |
27   PROCESS|     08|     09|     10|     11|     12|     13| |     14|     15|
28   -------+-------+-------+-------+-------+-------+-------+ +-------+-------+
29   MEMORY |       |       |       |       |       |       | |SWAP   |       |
30          |     16|     17|     18|     19|     20|     21| |     22|     23|
31   -------+-------+-------+-------+-------+-------+-------+ +-------+-------+
32   NETWORK|       |       |       |       |       |       | |SERIAL |       |
33          |     24|     25|     26|     27|     28|     29| |     30|     31|
34   -------+-------+-------+-------+-------+-------+-------+ +-------+-------+
35   DISK   |       |       |       |       |       |       | |       |       |
36   VFS    |     32|     33|     34|     35|     36|     37| |     38|     39|
37   -------+-------+-------+-------+-------+-------+-------+ +-------+-------+
38   OTHER  |       |       |       |       |       |       | |       |       |
39          |     40|     41|     42|     43|     44|     45| |     46|     47|
40   =======+=======+=======+=======+=======+=======+=======+ +=======+=======+
41   SPECIAL|       |       |       |       |       |       | |       |       |
42          |     48|     49|     50|     51|     52|     53| |     54|     55|
43   -------+-------+-------+-------+-------+-------+-------+ +-------+-------+
44   SPECIAL|       |       |       |       |RLIMIT |SYSCALL| |       |COMPAT |
45          |     56|     57|     58|     59|     60|TEST 61| |     62|     63|
46   -------+-------+-------+-------+-------+-------+-------+ +-------+-------+
47
48 */
49
50 #define VC_CAT_VERSION          0
51         
52 #define VC_CAT_PROCTRL          12
53
54 #define VC_CAT_SCHED            14
55 #define VC_CAT_INODE            38
56
57 #define VC_CAT_VINFO            46
58
59 #define VC_CAT_RLIMIT           60
60
61 #define VC_CAT_SYSTEST          61
62 #define VC_CAT_COMPAT           63
63         
64 /*  interface version */
65
66 #define VCI_VERSION             0x00010004
67
68
69
70 /*  query version */
71
72 #define VCMD_get_version        VC_CMD(VERSION, 0, 0)
73
74
75 /*  compatibiliy vserver commands */
76
77 #define VCMD_new_s_context      VC_CMD(COMPAT, 1, 1)
78 #define VCMD_set_ipv4root       VC_CMD(COMPAT, 2, 3)
79
80 /*  compatibiliy vserver arguments */
81
82 struct  vcmd_new_s_context_v1 {
83         uint32_t remove_cap;
84         uint32_t flags;
85 };
86
87 struct  vcmd_set_ipv4root_v3 {
88         /* number of pairs in id */
89         uint32_t broadcast;
90         struct {
91                 uint32_t ip;
92                 uint32_t mask;
93         } ip_mask_pair[NB_IPV4ROOT];
94 };
95
96 /*  context signalling */
97
98 #define VCMD_ctx_kill           VC_CMD(PROCTRL, 1, 0)
99
100 struct  vcmd_ctx_kill_v0 {
101         int32_t pid;
102         int32_t sig;
103 };
104
105 /*  rlimit vserver commands */
106
107 #define VCMD_get_rlimit         VC_CMD(RLIMIT, 1, 0)
108 #define VCMD_set_rlimit         VC_CMD(RLIMIT, 2, 0)
109 #define VCMD_get_rlimit_mask    VC_CMD(RLIMIT, 3, 0)
110
111 struct  vcmd_ctx_rlimit_v0 {
112         uint32_t id;
113         uint64_t minimum;
114         uint64_t softlimit;
115         uint64_t maximum;
116 };
117
118 struct  vcmd_ctx_rlimit_mask_v0 {
119         uint32_t minimum;
120         uint32_t softlimit;
121         uint32_t maximum;
122 };
123
124 #define CRLIM_INFINITY          (~0ULL)
125 #define CRLIM_KEEP              (~1ULL)
126
127
128
129 #define VC_CAT_SCHED            14
130
131 /* scheduler vserver commands */
132
133 #define VCMD_get_sched          VC_CMD(SCHED, 1, 1)
134 #define VCMD_set_sched          VC_CMD(SCHED, 2, 1)
135
136
137 /* Structure for context's TBF scheduling priorities */
138
139 struct  vcmd_tbf_sched_v1 {
140         uint32_t fill_level;
141         uint32_t fill_rate;
142         uint32_t period;
143         uint32_t bucket_size;
144 };
145
146 #define TBFS_PERIOD_AUTO        (0ULL)
147 #define TBFS_KEEP_VALUE         (~0ULL)
148
149
150 /*  inode vserver commands */
151
152 #define VCMD_get_iattr          VC_CMD(INODE, 1, 0)
153 #define VCMD_set_iattr          VC_CMD(INODE, 2, 0)
154
155 struct  vcmd_ctx_iattr_v0 {
156         uint64_t dev;
157         uint64_t ino;
158         uint32_t xid;
159         uint32_t flags;
160         uint32_t mask;
161 };
162
163 #define IATTR_XID       0x01000000
164
165 #define IATTR_ADMIN     0x00000001
166 #define IATTR_WATCH     0x00000002
167 #define IATTR_HIDE      0x00000004
168
169 #define IATTR_BARRIER   0x00010000
170 #define IATTR_IUNLINK   0x00020000
171
172
173
174 /* vinfo commands */
175
176 #define VCMD_task_xid           VC_CMD(VINFO, 1, 0)
177 #define VCMD_task_nid           VC_CMD(VINFO, 2, 0)
178
179 #define VCMD_vx_info            VC_CMD(VINFO, 5, 0)
180 #define VCMD_nx_info            VC_CMD(VINFO, 6, 0)
181
182 struct  vcmd_vx_info_v0 {
183     uint32_t xid;
184     uint32_t initpid;
185     /* more to come */
186 };
187
188
189 #endif /* _LINUX_VIRTUAL_H */