1 files changed, 273 insertions, 0 deletions
diff --git a/src/basic/unit-def.c b/src/basic/unit-def.c
new file mode 100644
index 0000000..245daab
--- /dev/null
+++ b/src/basic/unit-def.c
@@ -0,0 +1,273 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include "alloc-util.h"
+#include "bus-label.h"
+#include "string-table.h"
+#include "unit-def.h"
+#include "unit-name.h"
+
+char *unit_dbus_path_from_name(const char *name) {
+        _cleanup_free_ char *e = NULL;
+
+        assert(name);
+
+        e = bus_label_escape(name);
+        if (!e)
+                return NULL;
+
+        return strappend("/org/freedesktop/systemd1/unit/", e);
+}
+
+int unit_name_from_dbus_path(const char *path, char **name) {
+        const char *e;
+        char *n;
+
+        e = startswith(path, "/org/freedesktop/systemd1/unit/");
+        if (!e)
+                return -EINVAL;
+
+        n = bus_label_unescape(e);
+        if (!n)
+                return -ENOMEM;
+
+        *name = n;
+        return 0;
+}
+
+const char* unit_dbus_interface_from_type(UnitType t) {
+
+        static const char *const table[_UNIT_TYPE_MAX] = {
+                [UNIT_SERVICE] = "org.freedesktop.systemd1.Service",
+                [UNIT_SOCKET] = "org.freedesktop.systemd1.Socket",
+                [UNIT_TARGET] = "org.freedesktop.systemd1.Target",
+                [UNIT_DEVICE] = "org.freedesktop.systemd1.Device",
+                [UNIT_MOUNT] = "org.freedesktop.systemd1.Mount",
+                [UNIT_AUTOMOUNT] = "org.freedesktop.systemd1.Automount",
+                [UNIT_SWAP] = "org.freedesktop.systemd1.Swap",
+                [UNIT_TIMER] = "org.freedesktop.systemd1.Timer",
+                [UNIT_PATH] = "org.freedesktop.systemd1.Path",
+                [UNIT_SLICE] = "org.freedesktop.systemd1.Slice",
+                [UNIT_SCOPE] = "org.freedesktop.systemd1.Scope",
+        };
+
+        if (t < 0)
+                return NULL;
+        if (t >= _UNIT_TYPE_MAX)
+                return NULL;
+
+        return table[t];
+}
+
+const char *unit_dbus_interface_from_name(const char *name) {
+        UnitType t;
+
+        t = unit_name_to_type(name);
+        if (t < 0)
+                return NULL;
+
+        return unit_dbus_interface_from_type(t);
+}
+
+static const char* const unit_type_table[_UNIT_TYPE_MAX] = {
+        [UNIT_SERVICE] = "service",
+        [UNIT_SOCKET] = "socket",
+        [UNIT_TARGET] = "target",
+        [UNIT_DEVICE] = "device",
+        [UNIT_MOUNT] = "mount",
+        [UNIT_AUTOMOUNT] = "automount",
+        [UNIT_SWAP] = "swap",
+        [UNIT_TIMER] = "timer",
+        [UNIT_PATH] = "path",
+        [UNIT_SLICE] = "slice",
+        [UNIT_SCOPE] = "scope",
+};
+
+DEFINE_STRING_TABLE_LOOKUP(unit_type, UnitType);
+
+static const char* const unit_load_state_table[_UNIT_LOAD_STATE_MAX] = {
+        [UNIT_STUB] = "stub",
+        [UNIT_LOADED] = "loaded",
+        [UNIT_NOT_FOUND] = "not-found",
+        [UNIT_BAD_SETTING] = "bad-setting",
+        [UNIT_ERROR] = "error",
+        [UNIT_MERGED] = "merged",
+        [UNIT_MASKED] = "masked"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(unit_load_state, UnitLoadState);
+
+static const char* const unit_active_state_table[_UNIT_ACTIVE_STATE_MAX] = {
+        [UNIT_ACTIVE] = "active",
+        [UNIT_RELOADING] = "reloading",
+        [UNIT_INACTIVE] = "inactive",
+        [UNIT_FAILED] = "failed",
+        [UNIT_ACTIVATING] = "activating",
+        [UNIT_DEACTIVATING] = "deactivating"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(unit_active_state, UnitActiveState);
+
+static const char* const automount_state_table[_AUTOMOUNT_STATE_MAX] = {
+        [AUTOMOUNT_DEAD] = "dead",
+        [AUTOMOUNT_WAITING] = "waiting",
+        [AUTOMOUNT_RUNNING] = "running",
+        [AUTOMOUNT_FAILED] = "failed"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(automount_state, AutomountState);
+
+static const char* const device_state_table[_DEVICE_STATE_MAX] = {
+        [DEVICE_DEAD] = "dead",
+        [DEVICE_TENTATIVE] = "tentative",
+        [DEVICE_PLUGGED] = "plugged",
+};
+
+DEFINE_STRING_TABLE_LOOKUP(device_state, DeviceState);
+
+static const char* const mount_state_table[_MOUNT_STATE_MAX] = {
+        [MOUNT_DEAD] = "dead",
+        [MOUNT_MOUNTING] = "mounting",
+        [MOUNT_MOUNTING_DONE] = "mounting-done",
+        [MOUNT_MOUNTED] = "mounted",
+        [MOUNT_REMOUNTING] = "remounting",
+        [MOUNT_UNMOUNTING] = "unmounting",
+        [MOUNT_REMOUNTING_SIGTERM] = "remounting-sigterm",
+        [MOUNT_REMOUNTING_SIGKILL] = "remounting-sigkill",
+        [MOUNT_UNMOUNTING_SIGTERM] = "unmounting-sigterm",
+        [MOUNT_UNMOUNTING_SIGKILL] = "unmounting-sigkill",
+        [MOUNT_FAILED] = "failed"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(mount_state, MountState);
+
+static const char* const path_state_table[_PATH_STATE_MAX] = {
+        [PATH_DEAD] = "dead",
+        [PATH_WAITING] = "waiting",
+        [PATH_RUNNING] = "running",
+        [PATH_FAILED] = "failed"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(path_state, PathState);
+
+static const char* const scope_state_table[_SCOPE_STATE_MAX] = {
+        [SCOPE_DEAD] = "dead",
+        [SCOPE_RUNNING] = "running",
+        [SCOPE_ABANDONED] = "abandoned",
+        [SCOPE_STOP_SIGTERM] = "stop-sigterm",
+        [SCOPE_STOP_SIGKILL] = "stop-sigkill",
+        [SCOPE_FAILED] = "failed",
+};
+
+DEFINE_STRING_TABLE_LOOKUP(scope_state, ScopeState);
+
+static const char* const service_state_table[_SERVICE_STATE_MAX] = {
+        [SERVICE_DEAD] = "dead",
+        [SERVICE_START_PRE] = "start-pre",
+        [SERVICE_START] = "start",
+        [SERVICE_START_POST] = "start-post",
+        [SERVICE_RUNNING] = "running",
+        [SERVICE_EXITED] = "exited",
+        [SERVICE_RELOAD] = "reload",
+        [SERVICE_STOP] = "stop",
+        [SERVICE_STOP_WATCHDOG] = "stop-watchdog",
+        [SERVICE_STOP_SIGTERM] = "stop-sigterm",
+        [SERVICE_STOP_SIGKILL] = "stop-sigkill",
+        [SERVICE_STOP_POST] = "stop-post",
+        [SERVICE_FINAL_SIGTERM] = "final-sigterm",
+        [SERVICE_FINAL_SIGKILL] = "final-sigkill",
+        [SERVICE_FAILED] = "failed",
+        [SERVICE_AUTO_RESTART] = "auto-restart",
+};
+
+DEFINE_STRING_TABLE_LOOKUP(service_state, ServiceState);
+
+static const char* const slice_state_table[_SLICE_STATE_MAX] = {
+        [SLICE_DEAD] = "dead",
+        [SLICE_ACTIVE] = "active"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(slice_state, SliceState);
+
+static const char* const socket_state_table[_SOCKET_STATE_MAX] = {
+        [SOCKET_DEAD] = "dead",
+        [SOCKET_START_PRE] = "start-pre",
+        [SOCKET_START_CHOWN] = "start-chown",
+        [SOCKET_START_POST] = "start-post",
+        [SOCKET_LISTENING] = "listening",
+        [SOCKET_RUNNING] = "running",
+        [SOCKET_STOP_PRE] = "stop-pre",
+        [SOCKET_STOP_PRE_SIGTERM] = "stop-pre-sigterm",
+        [SOCKET_STOP_PRE_SIGKILL] = "stop-pre-sigkill",
+        [SOCKET_STOP_POST] = "stop-post",
+        [SOCKET_FINAL_SIGTERM] = "final-sigterm",
+        [SOCKET_FINAL_SIGKILL] = "final-sigkill",
+        [SOCKET_FAILED] = "failed"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(socket_state, SocketState);
+
+static const char* const swap_state_table[_SWAP_STATE_MAX] = {
+        [SWAP_DEAD] = "dead",
+        [SWAP_ACTIVATING] = "activating",
+        [SWAP_ACTIVATING_DONE] = "activating-done",
+        [SWAP_ACTIVE] = "active",
+        [SWAP_DEACTIVATING] = "deactivating",
+        [SWAP_DEACTIVATING_SIGTERM] = "deactivating-sigterm",
+        [SWAP_DEACTIVATING_SIGKILL] = "deactivating-sigkill",
+        [SWAP_FAILED] = "failed"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(swap_state, SwapState);
+
+static const char* const target_state_table[_TARGET_STATE_MAX] = {
+        [TARGET_DEAD] = "dead",
+        [TARGET_ACTIVE] = "active"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(target_state, TargetState);
+
+static const char* const timer_state_table[_TIMER_STATE_MAX] = {
+        [TIMER_DEAD] = "dead",
+        [TIMER_WAITING] = "waiting",
+        [TIMER_RUNNING] = "running",
+        [TIMER_ELAPSED] = "elapsed",
+        [TIMER_FAILED] = "failed"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(timer_state, TimerState);
+
+static const char* const unit_dependency_table[_UNIT_DEPENDENCY_MAX] = {
+        [UNIT_REQUIRES] = "Requires",
+        [UNIT_REQUISITE] = "Requisite",
+        [UNIT_WANTS] = "Wants",
+        [UNIT_BINDS_TO] = "BindsTo",
+        [UNIT_PART_OF] = "PartOf",
+        [UNIT_REQUIRED_BY] = "RequiredBy",
+        [UNIT_REQUISITE_OF] = "RequisiteOf",
+        [UNIT_WANTED_BY] = "WantedBy",
+        [UNIT_BOUND_BY] = "BoundBy",
+        [UNIT_CONSISTS_OF] = "ConsistsOf",
+        [UNIT_CONFLICTS] = "Conflicts",
+        [UNIT_CONFLICTED_BY] = "ConflictedBy",
+        [UNIT_BEFORE] = "Before",
+        [UNIT_AFTER] = "After",
+        [UNIT_ON_FAILURE] = "OnFailure",
+        [UNIT_TRIGGERS] = "Triggers",
+        [UNIT_TRIGGERED_BY] = "TriggeredBy",
+        [UNIT_PROPAGATES_RELOAD_TO] = "PropagatesReloadTo",
+        [UNIT_RELOAD_PROPAGATED_FROM] = "ReloadPropagatedFrom",
+        [UNIT_JOINS_NAMESPACE_OF] = "JoinsNamespaceOf",
+        [UNIT_REFERENCES] = "References",
+        [UNIT_REFERENCED_BY] = "ReferencedBy",
+};
+
+DEFINE_STRING_TABLE_LOOKUP(unit_dependency, UnitDependency);
+
+static const char* const notify_access_table[_NOTIFY_ACCESS_MAX] = {
+        [NOTIFY_NONE] = "none",
+        [NOTIFY_MAIN] = "main",
+        [NOTIFY_EXEC] = "exec",
+        [NOTIFY_ALL] = "all"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(notify_access, NotifyAccess);