core: expose architecture as a bus property, so that we can easily query it remotely

[elogind.git] / src / core / unit.h

diff --git a/src/core/unit.h b/src/core/unit.h
index 299ded66ac128e94e50fe2a064f507cfb70fefb0..34afe93e655bf98d6194f6c48b82f30083eaba9b 100644 (file)
--- a/src/core/unit.h
+++ b/src/core/unit.h
@@ -177,7 +177,8 @@ struct Unit {
 
         /* Counterparts in the cgroup filesystem */
         char *cgroup_path;
-        CGroupControllerMask cgroup_mask;
+        CGroupControllerMask cgroup_realized_mask;
+        CGroupControllerMask cgroup_subtree_mask;
         CGroupControllerMask cgroup_members_mask;
 
         UnitRef slice;
@@ -203,6 +204,11 @@ struct Unit {
         /* CGroup realize members queue */
         LIST_FIELDS(Unit, cgroup_queue);
 
+        /* PIDs we keep an eye on. Note that a unit might have many
+         * more, but these are the ones we care enough about to
+         * process SIGCHLD for */
+        Set *pids;
+
         /* Used during GC sweeps */
         unsigned gc_marker;
 
@@ -261,6 +267,8 @@ struct Unit {
         bool in_audit:1;
 
         bool cgroup_realized:1;
+        bool cgroup_members_mask_valid:1;
+        bool cgroup_subtree_mask_valid:1;
 };
 
 struct UnitStatusMessageFormats {
@@ -276,14 +284,15 @@ typedef enum UnitSetPropertiesMode {
 } UnitSetPropertiesMode;
 
 #include "service.h"
-#include "timer.h"
 #include "socket.h"
+#include "busname.h"
 #include "target.h"
+#include "snapshot.h"
 #include "device.h"
 #include "mount.h"
 #include "automount.h"
-#include "snapshot.h"
 #include "swap.h"
+#include "timer.h"
 #include "path.h"
 #include "slice.h"
 #include "scope.h"
@@ -409,6 +418,8 @@ struct UnitVTable {
         /* Called whenever CLOCK_REALTIME made a jump */
         void (*time_change)(Unit *u);
 
+        int (*get_timeout)(Unit *u, uint64_t *timeout);
+
         /* 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
@@ -425,9 +436,6 @@ struct UnitVTable {
         /* The bus vtable */
         const sd_bus_vtable *bus_vtable;
 
-        /* strv list of changing properties */
-        const char * const * const bus_changing_properties;
-
         /* The strings to print in status messages */
         UnitStatusMessageFormats status_message_formats;
 
@@ -462,15 +470,16 @@ extern const UnitVTable * const unit_vtable[_UNIT_TYPE_MAX];
 
 #define UNIT_TRIGGER(u) ((Unit*) set_first((u)->dependencies[UNIT_TRIGGERS]))
 
-DEFINE_CAST(SOCKET, Socket);
-DEFINE_CAST(TIMER, Timer);
 DEFINE_CAST(SERVICE, Service);
+DEFINE_CAST(SOCKET, Socket);
+DEFINE_CAST(BUSNAME, BusName);
 DEFINE_CAST(TARGET, Target);
+DEFINE_CAST(SNAPSHOT, Snapshot);
 DEFINE_CAST(DEVICE, Device);
 DEFINE_CAST(MOUNT, Mount);
 DEFINE_CAST(AUTOMOUNT, Automount);
-DEFINE_CAST(SNAPSHOT, Snapshot);
 DEFINE_CAST(SWAP, Swap);
+DEFINE_CAST(TIMER, Timer);
 DEFINE_CAST(PATH, Path);
 DEFINE_CAST(SLICE, Slice);
 DEFINE_CAST(SCOPE, Scope);
@@ -537,6 +546,10 @@ void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, bool reload_su
 
 int unit_watch_pid(Unit *u, pid_t pid);
 void unit_unwatch_pid(Unit *u, pid_t pid);
+int unit_watch_all_pids(Unit *u);
+void unit_unwatch_all_pids(Unit *u);
+
+void unit_tidy_watch_pids(Unit *u, pid_t except1, pid_t except2);
 
 int unit_watch_bus_name(Unit *u, const char *name);
 void unit_unwatch_bus_name(Unit *u, const char *name);
@@ -589,7 +602,8 @@ void unit_ref_unset(UnitRef *ref);
 #define UNIT_DEREF(ref) ((ref).unit)
 #define UNIT_ISSET(ref) (!!(ref).unit)
 
-int unit_exec_context_defaults(Unit *u, ExecContext *c);
+int unit_exec_context_patch_defaults(Unit *u, ExecContext *c);
+int unit_cgroup_context_init_defaults(Unit *u, CGroupContext *c);
 
 ExecContext *unit_get_exec_context(Unit *u) _pure_;
 KillContext *unit_get_kill_context(Unit *u) _pure_;