typedef enum UnitActiveState UnitActiveState;
typedef enum UnitDependency UnitDependency;
-#include "job.h"
-#include "manager.h"
#include "set.h"
#include "util.h"
#include "list.h"
#include "socket-util.h"
#include "execute.h"
-#include "util.h"
-#define UNIT_NAME_MAX 32
+#define UNIT_NAME_MAX 128
#define DEFAULT_TIMEOUT_USEC (20*USEC_PER_SEC)
#define DEFAULT_RESTART_USEC (100*USEC_PER_MSEC)
UNIT_STUB,
UNIT_LOADED,
UNIT_FAILED,
- _UNIT_LOAD_STATE_MAX
+ _UNIT_LOAD_STATE_MAX,
+ _UNIT_LOAD_STATE_INVALID = -1
};
enum UnitActiveState {
UNIT_INACTIVE,
UNIT_ACTIVATING,
UNIT_DEACTIVATING,
- _UNIT_ACTIVE_STATE_MAX
+ _UNIT_ACTIVE_STATE_MAX,
+ _UNIT_ACTIVE_STATE_INVALID = -1
};
static inline bool UNIT_IS_ACTIVE_OR_RELOADING(UnitActiveState t) {
_UNIT_DEPENDENCY_INVALID = -1
};
+#include "manager.h"
+#include "job.h"
+
struct Meta {
Manager *manager;
UnitType type;
bool in_load_queue:1;
+ /* If we go down, pull down everything that depends on us, too */
+ bool recursive_stop;
+
+ /* Garbage collect us we nobody wants or requires us anymore */
+ bool stop_when_unneeded;
+
usec_t active_enter_timestamp;
usec_t active_exit_timestamp;
/* Load queue */
LIST_FIELDS(Meta, load_queue);
+
+ /* Per type list */
+ LIST_FIELDS(Meta, units_per_type);
};
#include "service.h"
int (*init)(Unit *u);
void (*done)(Unit *u);
+ int (*coldplug)(Unit *u);
void (*dump)(Unit *u, FILE *f, const char *prefix);
* a simpler one that the engine can understand */
UnitActiveState (*active_state)(Unit *u);
- void (*fd_event)(Unit *u, int fd, uint32_t events);
+ void (*fd_event)(Unit *u, int fd, uint32_t events, Watch *w);
void (*sigchld_event)(Unit *u, pid_t pid, int code, int status);
- void (*timer_event)(Unit *u, int id, uint64_t n_elapsed);
+ void (*timer_event)(Unit *u, uint64_t n_elapsed, Watch *w);
+
+ /* This is called for each unit type and should be used to
+ * enumerate existing devices and load them. However,
+ * everything that is loaded here should still stay in
+ * inactive state. It is the job of the coldplug() call above
+ * to put the units into the initial state. */
+ int (*enumerate)(Manager *m);
- void (*retry)(Unit *u);
+ /* Type specific cleanups. */
+ void (*shutdown)(Manager *m);
};
extern const UnitVTable * const unit_vtable[_UNIT_TYPE_MAX];
int unit_add_name(Unit *u, const char *name);
int unit_add_dependency(Unit *u, UnitDependency d, Unit *other);
+int unit_add_dependency_by_name(Unit *u, UnitDependency d, const char *name);
+
+int unit_choose_id(Unit *u, const char *name);
+int unit_set_description(Unit *u, const char *description);
void unit_add_to_load_queue(Unit *u);
void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns);
-int unit_watch_fd(Unit *u, int fd, uint32_t events);
-void unit_unwatch_fd(Unit *u, int fd);
+int unit_watch_fd(Unit *u, int fd, uint32_t events, Watch *w);
+void unit_unwatch_fd(Unit *u, Watch *w);
int unit_watch_pid(Unit *u, pid_t pid);
void unit_unwatch_pid(Unit *u, pid_t pid);
-int unit_watch_timer(Unit *u, usec_t delay, int *id);
-void unit_unwatch_timer(Unit *u, int *id);
+int unit_watch_timer(Unit *u, usec_t delay, Watch *w);
+void unit_unwatch_timer(Unit *u, Watch *w);
bool unit_job_is_applicable(Unit *u, JobType j);
const char *unit_path(void);
int set_unit_path(const char *p);
+char *unit_name_escape_path(const char *prefix, const char *path, const char *suffix);
+
+const char *unit_type_to_string(UnitType i);
+UnitType unit_type_from_string(const char *s);
+
+const char *unit_load_state_to_string(UnitLoadState i);
+UnitLoadState unit_load_state_from_string(const char *s);
+
+const char *unit_active_state_to_string(UnitActiveState i);
+UnitActiveState unit_active_state_from_string(const char *s);
+
+const char *unit_dependency_to_string(UnitDependency i);
+UnitDependency unit_dependency_from_string(const char *s);
+
+char *unit_dbus_path(Unit *u);
#endif