merged with 0.26.90
[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_RLIMIT           60
55
56 #define VC_CAT_SYSTEST          61
57 #define VC_CAT_COMPAT           63
58         
59 /*  interface version */
60
61 #define VCI_VERSION             0x00010004
62
63
64
65 /*  query version */
66
67 #define VCMD_get_version        VC_CMD(VERSION, 0, 0)
68
69
70 /*  compatibiliy vserver commands */
71
72 #define VCMD_new_s_context      VC_CMD(COMPAT, 1, 1)
73 #define VCMD_set_ipv4root       VC_CMD(COMPAT, 2, 3)
74
75 /*  compatibiliy vserver arguments */
76
77 struct  vcmd_new_s_context_v1 {
78         uint32_t remove_cap;
79         uint32_t flags;
80 };
81
82 struct  vcmd_set_ipv4root_v3 {
83         /* number of pairs in id */
84         uint32_t broadcast;
85         struct {
86                 uint32_t ip;
87                 uint32_t mask;
88         } ip_mask_pair[NB_IPV4ROOT];
89 };
90
91 /*  context signalling */
92
93 #define VCMD_ctx_kill           VC_CMD(PROCTRL, 1, 0)
94
95 struct  vcmd_ctx_kill_v0 {
96         int32_t pid;
97         int32_t sig;
98 };
99
100 /*  rlimit vserver commands */
101
102 #define VCMD_get_rlimit         VC_CMD(RLIMIT, 1, 0)
103 #define VCMD_set_rlimit         VC_CMD(RLIMIT, 2, 0)
104 #define VCMD_get_rlimit_mask    VC_CMD(RLIMIT, 3, 0)
105
106 struct  vcmd_ctx_rlimit_v0 {
107         uint32_t id;
108         uint64_t minimum;
109         uint64_t softlimit;
110         uint64_t maximum;
111 };
112
113 struct  vcmd_ctx_rlimit_mask_v0 {
114         uint32_t minimum;
115         uint32_t softlimit;
116         uint32_t maximum;
117 };
118
119 #define CRLIM_INFINITY          (~0ULL)
120 #define CRLIM_KEEP              (~1ULL)
121
122
123 #endif /* _LINUX_VIRTUAL_H */