1 /******************************************************************************
2  * version.h
3  *
4  * Xen version, type, and compile information.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to
8  * deal in the Software without restriction, including without limitation the
9  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10  * sell copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22  * DEALINGS IN THE SOFTWARE.
23  *
24  * Copyright (c) 2005, Nguyen Anh Quynh <aquynh@gmail.com>
25  * Copyright (c) 2005, Keir Fraser <keir@xensource.com>
26  */
27 
28 #ifndef __XEN_PUBLIC_VERSION_H__
29 #define __XEN_PUBLIC_VERSION_H__
30 
31 #include "xen.h"
32 
33 /* NB. All ops return zero on success, except XENVER_{version,pagesize}
34  * XENVER_{version,pagesize,build_id} */
35 
36 /* arg == NULL; returns major:minor (16:16). */
37 #define XENVER_version      0
38 
39 /* arg == xen_extraversion_t. */
40 #define XENVER_extraversion 1
41 typedef char xen_extraversion_t[16];
42 #define XEN_EXTRAVERSION_LEN (sizeof(xen_extraversion_t))
43 
44 /* arg == xen_compile_info_t. */
45 #define XENVER_compile_info 2
46 struct xen_compile_info {
47     char compiler[64];
48     char compile_by[16];
49     char compile_domain[32];
50     char compile_date[32];
51 };
52 typedef struct xen_compile_info xen_compile_info_t;
53 
54 #define XENVER_capabilities 3
55 typedef char xen_capabilities_info_t[1024];
56 #define XEN_CAPABILITIES_INFO_LEN (sizeof(xen_capabilities_info_t))
57 
58 #define XENVER_changeset 4
59 typedef char xen_changeset_info_t[64];
60 #define XEN_CHANGESET_INFO_LEN (sizeof(xen_changeset_info_t))
61 
62 #define XENVER_platform_parameters 5
63 struct xen_platform_parameters {
64     xen_ulong_t virt_start;
65 };
66 typedef struct xen_platform_parameters xen_platform_parameters_t;
67 
68 #define XENVER_get_features 6
69 struct xen_feature_info {
70     unsigned int submap_idx;    /* IN: which 32-bit submap to return */
71     uint32_t     submap;        /* OUT: 32-bit submap */
72 };
73 typedef struct xen_feature_info xen_feature_info_t;
74 
75 /* Declares the features reported by XENVER_get_features. */
76 #include "features.h"
77 
78 /* arg == NULL; returns host memory page size. */
79 #define XENVER_pagesize 7
80 
81 /* arg == xen_domain_handle_t.
82  *
83  * The toolstack fills it out for guest consumption. It is intended to hold
84  * the UUID of the guest.
85  */
86 #define XENVER_guest_handle 8
87 
88 #define XENVER_commandline 9
89 typedef char xen_commandline_t[1024];
90 
91 /*
92  * Return value is the number of bytes written, or XEN_Exx on error.
93  * Calling with empty parameter returns the size of build_id.
94  */
95 #define XENVER_build_id 10
96 struct xen_build_id {
97         uint32_t        len; /* IN: size of buf[]. */
98 #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
99         unsigned char   buf[];
100 #elif defined(__GNUC__)
101         unsigned char   buf[1]; /* OUT: Variable length buffer with build_id. */
102 #endif
103 };
104 typedef struct xen_build_id xen_build_id_t;
105 
106 #endif /* __XEN_PUBLIC_VERSION_H__ */
107 
108 /*
109  * Local variables:
110  * mode: C
111  * c-file-style: "BSD"
112  * c-basic-offset: 4
113  * tab-width: 4
114  * indent-tabs-mode: nil
115  * End:
116  */
117