1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
2 #pragma once
3
4 #include <stdbool.h>
5
6 #include "errno-list.h"
7 #include "macro.h"
8
9 typedef enum Virtualization {
10 VIRTUALIZATION_NONE = 0,
11
12 VIRTUALIZATION_VM_FIRST,
13 VIRTUALIZATION_KVM = VIRTUALIZATION_VM_FIRST,
14 VIRTUALIZATION_AMAZON,
15 VIRTUALIZATION_QEMU,
16 VIRTUALIZATION_BOCHS,
17 VIRTUALIZATION_XEN,
18 VIRTUALIZATION_UML,
19 VIRTUALIZATION_VMWARE,
20 VIRTUALIZATION_ORACLE,
21 VIRTUALIZATION_MICROSOFT,
22 VIRTUALIZATION_ZVM,
23 VIRTUALIZATION_PARALLELS,
24 VIRTUALIZATION_BHYVE,
25 VIRTUALIZATION_QNX,
26 VIRTUALIZATION_ACRN,
27 VIRTUALIZATION_POWERVM,
28 VIRTUALIZATION_VM_OTHER,
29 VIRTUALIZATION_VM_LAST = VIRTUALIZATION_VM_OTHER,
30
31 VIRTUALIZATION_CONTAINER_FIRST,
32 VIRTUALIZATION_SYSTEMD_NSPAWN = VIRTUALIZATION_CONTAINER_FIRST,
33 VIRTUALIZATION_LXC_LIBVIRT,
34 VIRTUALIZATION_LXC,
35 VIRTUALIZATION_OPENVZ,
36 VIRTUALIZATION_DOCKER,
37 VIRTUALIZATION_PODMAN,
38 VIRTUALIZATION_RKT,
39 VIRTUALIZATION_WSL,
40 VIRTUALIZATION_PROOT,
41 VIRTUALIZATION_POUCH,
42 VIRTUALIZATION_CONTAINER_OTHER,
43 VIRTUALIZATION_CONTAINER_LAST = VIRTUALIZATION_CONTAINER_OTHER,
44
45 _VIRTUALIZATION_MAX,
46 _VIRTUALIZATION_INVALID = -EINVAL,
47 _VIRTUALIZATION_ERRNO_MAX = -ERRNO_MAX, /* ensure full range of errno fits into this enum */
48 } Virtualization;
49
VIRTUALIZATION_IS_VM(Virtualization x)50 static inline bool VIRTUALIZATION_IS_VM(Virtualization x) {
51 return x >= VIRTUALIZATION_VM_FIRST && x <= VIRTUALIZATION_VM_LAST;
52 }
53
VIRTUALIZATION_IS_CONTAINER(Virtualization x)54 static inline bool VIRTUALIZATION_IS_CONTAINER(Virtualization x) {
55 return x >= VIRTUALIZATION_CONTAINER_FIRST && x <= VIRTUALIZATION_CONTAINER_LAST;
56 }
57
58 Virtualization detect_vm(void);
59 Virtualization detect_container(void);
60 Virtualization detect_virtualization(void);
61
62 int running_in_userns(void);
63 int running_in_chroot(void);
64
65 const char *virtualization_to_string(Virtualization v) _const_;
66 Virtualization virtualization_from_string(const char *s) _pure_;
67 bool has_cpu_with_flag(const char *flag);
68