X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=name.h;h=8a4c1744f4bcf2ba6b176bf4a2d29d74ce2acee6;hb=44d8db9e5aa86165c97289f6c78a7e42bac78362;hp=33baea1b5d2cff65e9956faafa7830ed281d977d;hpb=5cb5a6ffc33667c93e9bc3572534dcaa684046e3;p=elogind.git

diff --git a/name.h b/name.h
index 33baea1b5..8a4c1744f 100644
--- a/name.h
+++ b/name.h
@@ -21,8 +21,11 @@ typedef enum NameDependency NameDependency;
 #include "list.h"
 #include "socket-util.h"
 #include "execute.h"
+#include "util.h"
 
 #define NAME_MAX 32
+#define DEFAULT_TIMEOUT_USEC (20*USEC_PER_SEC)
+#define DEFAULT_RESTART_USEC (100*USEC_PER_MSEC)
 
 enum NameType {
         NAME_SERVICE = 0,
@@ -72,6 +75,8 @@ enum NameDependency {
         NAME_WANTS,
         NAME_REQUISITE,
         NAME_SOFT_REQUISITE,
+
+        /* Inverse of the above */
         NAME_REQUIRED_BY,       /* inverse of 'requires' and 'requisite' is 'required_by' */
         NAME_SOFT_REQUIRED_BY,  /* inverse of 'soft_requires' and 'soft_requisite' is 'soft_required_by' */
         NAME_WANTED_BY,         /* inverse of 'wants' */
@@ -82,7 +87,9 @@ enum NameDependency {
         /* Order */
         NAME_BEFORE,            /* inverse of before is after and vice versa */
         NAME_AFTER,
-        _NAME_DEPENDENCY_MAX
+
+        _NAME_DEPENDENCY_MAX,
+        _NAME_DEPENDENCY_INVALID = -1
 };
 
 struct Meta {
@@ -90,6 +97,8 @@ struct Meta {
         NameType type;
         NameLoadState load_state;
 
+        char *id; /* One name is special because we use it for identification. Points to an entry in the names set */
+
         Set *names;
         Set *dependencies[_NAME_DEPENDENCY_MAX];
 
@@ -100,9 +109,13 @@ struct Meta {
         Job *job;
 
         bool linked:1;
+        bool in_load_queue:1;
+
+        usec_t active_enter_timestamp;
+        usec_t active_exit_timestamp;
 
         /* Load queue */
-        LIST_FIELDS(Meta);
+        LIST_FIELDS(Meta, load_queue);
 };
 
 #include "service.h"
@@ -129,20 +142,33 @@ union Name {
 struct NameVTable {
         const char *suffix;
 
-        int (*load)(Name *n);
+        int (*init)(Name *n);
+        void (*done)(Name *n);
+
         void (*dump)(Name *n, FILE *f, const char *prefix);
 
         int (*start)(Name *n);
         int (*stop)(Name *n);
         int (*reload)(Name *n);
 
+
+        bool (*can_reload)(Name *n);
+
         /* Boils down the more complex internal state of this name to
          * a simpler one that the engine can understand */
         NameActiveState (*active_state)(Name *n);
 
-        void (*free_hook)(Name *n);
+        void (*fd_event)(Name *n, int fd, uint32_t events);
+        void (*sigchld_event)(Name *n, pid_t pid, int code, int status);
+        void (*timer_event)(Name *n, int id, uint64_t n_elapsed);
+
+        void (*retry)(Name *n);
 };
 
+extern const NameVTable * const name_vtable[_NAME_TYPE_MAX];
+
+#define NAME_VTABLE(n) name_vtable[(n)->meta.type]
+
 /* For casting a name into the various name types */
 #define DEFINE_CAST(UPPERCASE, MixedCase)                               \
         static inline MixedCase* UPPERCASE(Name *name) {                \
@@ -164,10 +190,10 @@ DEFINE_CAST(MOUNT, Mount);
 DEFINE_CAST(AUTOMOUNT, Automount);
 DEFINE_CAST(SNAPSHOT, Snapshot);
 
-NameActiveState name_active_state(Name *name);
-
 bool name_type_can_start(NameType t);
 bool name_type_can_reload(NameType t);
+bool name_can_reload(Name *n);
+#define name_can_start(n) name_type_can_start((n)->meta.type)
 
 NameType name_type_from_string(const char *n);
 bool name_is_valid(const char *n);
@@ -183,12 +209,31 @@ int name_load(Name *name);
 const char* name_id(Name *n);
 const char *name_description(Name *n);
 
+int name_add_name(Name *n, const char *text);
+
+NameActiveState name_active_state(Name *name);
+
 void name_dump(Name *n, FILE *f, const char *prefix);
 
 int name_start(Name *n);
 int name_stop(Name *n);
 int name_reload(Name *n);
 
-int name_notify(Name *n, NameActiveState old, NameActiveState new);
+void name_notify(Name *n, NameActiveState os, NameActiveState ns);
+
+int name_watch_fd(Name *n, int fd, uint32_t events);
+void name_unwatch_fd(Name *n, int fd);
+
+int name_watch_pid(Name *n, pid_t pid);
+void name_unwatch_pid(Name *n, pid_t pid);
+
+int name_watch_timer(Name *n, usec_t delay, int *id);
+void name_unwatch_timer(Name *n, int *id);
+
+char *name_change_suffix(const char *t, const char *suffix);
+
+bool name_job_is_applicable(Name *n, JobType j);
+
+int name_add_dependency(Name *n, NameDependency d, Name *other);
 
 #endif