1 files changed, 70 insertions, 0 deletions
diff --git a/src/basic/virt.h b/src/basic/virt.h
new file mode 100644
index 0000000..dea39e4
--- /dev/null
+++ b/src/basic/virt.h
@@ -0,0 +1,70 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include <stdbool.h>
+
+#include "errno-list.h"
+#include "macro.h"
+
+typedef enum Virtualization {
+        VIRTUALIZATION_NONE = 0,
+
+        VIRTUALIZATION_VM_FIRST,
+        VIRTUALIZATION_KVM = VIRTUALIZATION_VM_FIRST,
+        VIRTUALIZATION_AMAZON,
+        VIRTUALIZATION_QEMU,
+        VIRTUALIZATION_BOCHS,
+        VIRTUALIZATION_XEN,
+        VIRTUALIZATION_UML,
+        VIRTUALIZATION_VMWARE,
+        VIRTUALIZATION_ORACLE,
+        VIRTUALIZATION_MICROSOFT,
+        VIRTUALIZATION_ZVM,
+        VIRTUALIZATION_PARALLELS,
+        VIRTUALIZATION_BHYVE,
+        VIRTUALIZATION_QNX,
+        VIRTUALIZATION_ACRN,
+        VIRTUALIZATION_POWERVM,
+        VIRTUALIZATION_APPLE,
+        VIRTUALIZATION_SRE,
+        VIRTUALIZATION_GOOGLE,
+        VIRTUALIZATION_VM_OTHER,
+        VIRTUALIZATION_VM_LAST = VIRTUALIZATION_VM_OTHER,
+
+        VIRTUALIZATION_CONTAINER_FIRST,
+        VIRTUALIZATION_SYSTEMD_NSPAWN = VIRTUALIZATION_CONTAINER_FIRST,
+        VIRTUALIZATION_LXC_LIBVIRT,
+        VIRTUALIZATION_LXC,
+        VIRTUALIZATION_OPENVZ,
+        VIRTUALIZATION_DOCKER,
+        VIRTUALIZATION_PODMAN,
+        VIRTUALIZATION_RKT,
+        VIRTUALIZATION_WSL,
+        VIRTUALIZATION_PROOT,
+        VIRTUALIZATION_POUCH,
+        VIRTUALIZATION_CONTAINER_OTHER,
+        VIRTUALIZATION_CONTAINER_LAST = VIRTUALIZATION_CONTAINER_OTHER,
+
+        _VIRTUALIZATION_MAX,
+        _VIRTUALIZATION_INVALID = -EINVAL,
+        _VIRTUALIZATION_ERRNO_MAX = -ERRNO_MAX, /* ensure full range of errno fits into this enum */
+} Virtualization;
+
+static inline bool VIRTUALIZATION_IS_VM(Virtualization x) {
+        return x >= VIRTUALIZATION_VM_FIRST && x <= VIRTUALIZATION_VM_LAST;
+}
+
+static inline bool VIRTUALIZATION_IS_CONTAINER(Virtualization x) {
+        return x >= VIRTUALIZATION_CONTAINER_FIRST && x <= VIRTUALIZATION_CONTAINER_LAST;
+}
+
+Virtualization detect_vm(void);
+Virtualization detect_container(void);
+Virtualization detect_virtualization(void);
+
+int running_in_userns(void);
+int running_in_chroot(void);
+
+const char *virtualization_to_string(Virtualization v) _const_;
+Virtualization virtualization_from_string(const char *s) _pure_;
+bool has_cpu_with_flag(const char *flag);