(unless (context? MAIN:prog1) (load "misc.lsp"))
(unless (context? MAIN:DbusConnection) (load "lsp-dbus-connection.lsp"))
+#################################################################
+;; The DbusInterface context is used for modelling DBus interfaces.
+;;
+;; It includes in particular the :use method for installing a
+;; DbusInterface FOOP object as a constant named by the interface.
+;; E.g. (:use (DbusInterface "org.freedesktop.DBus.ObjectManager")
+;; installes the constant ObjectManager with a DbusInterface FOOP
+;; object modelling that interface.
+;;
+;; The :m method is used to construct a fullly qualified method name.
+;; E.g. (:m ObjectManager "GetManagedObjects()") assuming the prior
+;; :use installation of ObjectManager results in the fully qualified
+;; name string
+;; "org.freedesktop.DBus.ObjectManager.GetManagedObjects()"
+;;
+(context 'DbusInterface)
+(FOOP name members)
+
+;; FOOP constructor; remember the interface name
+(define (DbusInterface:DbusInterface NAME (MEMBERS '()))
+ (list (context) NAME MEMBERS))
+
+;; Utility method to expand a member with the interface prefix. When
+;; the MEMBER is given without "(", then it is duly looked up in the
+;; MEMBERS list of the DbusInterface, and it thus gets expanded with
+;; parameter signature.
+(define (m MEMBER)
+ (unless (find "(" MEMBER)
+ (if (ref (string MEMBER "(") (%members) (fn (x y) (starts-with y x)) true)
+ (setf MEMBER ((parse $it ":") 0))))
+ (string (%name) "." MEMBER))
+
+;; Install this interface into the context of the caller
+(define (use)
+ (let ((IF (when (regex "([^.]+)$" (%name) 0) $1))
+ (CC (prefix (first (or (1 (history)) '(MAIN))))))
+ (letex ((S (sym $1 CC)) (V (self)))
+ (begin (context CC) (constant 'S 'V)))))
+
+;; Declare additional members for this interface
+(define (has)
+ (dolist (MEMBER (args))
+ (unless (member MEMBER (%members))
+ (!members (push MEMBER (%members) -1)))))
+
#################################################################
(context 'MAIN:Dbus)
(define (Dbus:Dbus PATH (NAME (replace "/" (1 PATH) ".")) (BUS 'SYSTEM-BUS))
(list (context) PATH NAME BUS))
+;; Method to clone a proxy for a given path/object.
+(define (new-path PATH)
+ (list (context) PATH (%name) (%bus)))
+
;; Update the connection serial and return it
(define (connection++)
(case (%bus)
))))
;; Context variables and framework registration
-
(setf
SYSTEM-BUS (MAIN:DbusConnection "/run/dbus/system_bus_socket")
APPID (:initialize SYSTEM-BUS)
ROOT (Dbus "/org/freedesktop/DBus")
- APPNAME (if (lookup "" (:invoke ROOT "org.freedesktop.DBus.Hello()"))
- ($it 0))
+ DBus (DbusInterface "org.freedesktop.DBus")
+ APPNAME (if (:invoke ROOT (:m DBus "Hello()"))
+ ($it -1 -1 -1))
)
;; Installation of some framework notification handlers
(define (signal-trace ARGS)
(die nil "** Got:" KEY ARGS ))
-(:handler ROOT "org.freedesktop.DBus.NameAcquired(s)" signal-trace)
-(:handler ROOT "org.freedesktop.DBus.NameLost(s)" signal-trace)
-(:handler ROOT "org.freedesktop.DBus.NameOwnerChanged(sss)" signal-trace)
+(:handler ROOT (:m DBus "NameAcquired(s)") signal-trace)
+(:handler ROOT (:m DBus "NameLost(s)") signal-trace)
+(:handler ROOT (:m DBus "NameOwnerChanged(sss)") signal-trace)
; Process notifications that came with the registration handshake
(process-all-pending)
;;######################################################################
;;
-;; Some tidbits
-
-;;org.freedesktop.DBus.Peer.Ping ()
-;;org.freedesktop.DBus.Peer.GetMachineId (out STRING machine_uuid)
-;;org.freedesktop.DBus.Introspectable.Introspect (out STRING xml_data)
-;;org.freedesktop.DBus.Properties.Get (
-;; in STRING interface_name,
-;; in STRING property_name,
-;; out VARIANT value);
-;;org.freedesktop.DBus.Properties.Set (
-;; in STRING interface_name,
-;; in STRING property_name,
-;; in VARIANT value);
-;;org.freedesktop.DBus.Properties.GetAll (
-;; in STRING interface_name,
-;; out ARRAY of DICT_ENTRY<STRING,VARIANT> props);
-;;org.freedesktop.DBus.Properties.PropertiesChanged (
-;; STRING interface_name,
-;; ARRAY of DICT_ENTRY<STRING,VARIANT> changed_properties,
-;; ARRAY<STRING> invalidated_properties);
-;;org.freedesktop.DBus.ObjectManager.GetManagedObjects (
-;; out ARRAY of
-;; DICT_ENTRY<OBJPATH,ARRAY of
-;; DICT_ENTRY<STRING,ARRAY of
-;; DICT_ENTRY<STRING,VARIANT>>>
-;; objpath_interfaces_and_properties);
-;;org.freedesktop.DBus.ObjectManager.GetManagedObjects():a(oa(sa(sv)))
-;
-;;org.freedesktop.DBus.Hello():s
-;;org.freedesktop.DBus.RequestName(su):u
-;;org.freedesktop.DBus.ReleaseName(s):u
-;;org.freedesktop.DBus.ListQueuedOwners (s):as
-;;org.freedesktop.DBus.ListNames():as
-;;org.freedesktop.DBus.ListActivatableNames():as
-;;org.freedesktop.DBus.NameHasOwner(s):b
-;;org.freedesktop.DBus.NameOwnerChanged(sss) -- signal
-;;org.freedesktop.DBus.NameLost(s) -- signal
-;;org.freedesktop.DBus.NameAcquired(s) -- signal
-;;org.freedesktop.DBus.ActivatableServicesChanged() -- signal
-;;org.freedesktop.DBus.StartServiceByName(s,u):u
-;;org.freedesktop.DBus.UpdateActivationEnvironment(a(ss)):?
-;;org.freedesktop.DBus.GetNameOwner(s):s
-;;org.freedesktop.DBus.GetConnectionUnixUser(s):u
-;;org.freedesktop.DBus.GetConnectionUnixProcessID(s):u
-;;org.freedesktop.DBus.GetConnectionCredentials(s):a(sv)
-;;org.freedesktop.DBus.GetAdtAuditSessionData(s):ay
-;;org.freedesktop.DBus.GetConnectionSELinuxSecurityContext(s):ay
-;;org.freedesktop.DBus.AddMatch(s):? (org.freedesktop.DBus.Error.OOM)
-;;org.freedesktop.DBus.RemoveMatch(s):?
-;;org.freedesktop.DBus.GetId():s
-;;org.freedesktop.DBus.Monitoring.BecomeMonitor(asu):?
-
-;;org.freedesktop.DBus.AddMatch(s)
-;eg
-;"type='signal',sender='org.example.App2',path_namespace='/org/example/App2'"
+;; Standard interfaces
+
+(context MAIN)
+
+(:use (DbusInterface "org.freedesktop.DBus.Peer"
+ '( "Ping():"
+ "GetMachineId():s"
+ )))
-;;org.freedesktop.DBus.StartServiceByName(?)
-;;org.freedesktop.DBus.NameOwnerChanged(?)
+(:use (DbusInterface "org.freedesktop.DBus.ObjectManager"
+ '( "GetManagedObjects():a(oa(sa(sv)))"
+ )))
-;; org.freedesktop.DBus.Introspectable.Introspect():s (xml data)
-;; https://dbus.freedesktop.org/doc/dbus-specification.html#introspection-format
+(:use (DbusInterface "org.freedesktop.DBus.Introspectable"
+ ' Introspectable "Introspect():s" ; (xml data)
+ ))
+; https://dbus.freedesktop.org/doc/dbus-specification.html#introspection-format
+
+(:use (DbusInterface "org.freedesktop.DBus.Properties"
+ '( "Get(ss):v"
+ "Set(ssv):"
+ "GetAll(s):a(sv)"
+ "PropertiesChanged(sa(sv)as):" ; signal ?
+ )))
+
+(:use (DbusInterface "org.freedesktop.DBus"
+ '( "Hello():s"
+ "RequestName(su):u"
+ "ReleaseName(s):u"
+ "ListQueuedOwners (s):as"
+ "ListNames():as"
+ "ListActivatableNames():as"
+ "NameHasOwner(s):b"
+ "NameOwnerChanged(sss):" ; -- signal
+ "NameLost(s):" ; -- signal
+ "NameAcquired(s):" ; -- signal
+ "ActivatableServicesChanged():" ; -- signal
+ "StartServiceByName(s,u):u"
+ "UpdateActivationEnvironment(a(ss)):"
+ "GetNameOwner(s):s"
+ "GetConnectionUnixUser(s):u"
+ "GetConnectionUnixProcessID(s):u"
+ "GetConnectionCredentials(s):a(sv)"
+ "GetAdtAuditSessionData(s):ay"
+ "GetConnectionSELinuxSecurityContext(s):ay"
+ "AddMatch(s):"
+ "RemoveMatch(s):"
+ "GetId():s"
+ "Monitoring.BecomeMonitor(asu):"
+ )))
+
+;eg AddMatch argument:
+;"type='signal',sender='org.example.App2',path_namespace='/org/example/App2'"
"lsp-dbus.lsp"