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Merge pull request #1024 from poettering/sd-bus-explicit

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sd-bus: introduce new SD_BUS_VTABLE_PROPERTY_EXPLICIT flag
This commit is contained in:
David Herrmann 2015-08-27 16:12:52 +02:00
commit 5f92c3ada6
5 changed files with 11 additions and 2 deletions
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3
src/libsystemd/sd-bus/bus-introspect.c
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@ -81,6 +81,9 @@ static void introspect_write_flags(struct introspect *i, int type, int flags) {
fputs(" <annotation name=\"org.freedesktop.DBus.Method.NoReply\" value=\"true\"/>\n", i->f);
if (type == _SD_BUS_VTABLE_PROPERTY || type == _SD_BUS_VTABLE_WRITABLE_PROPERTY) {
if (flags & SD_BUS_VTABLE_PROPERTY_EXPLICIT)
fputs(" <annotation name=\"org.freedesktop.systemd1.Explicit\" value=\"true\"/>\n", i->f);
if (flags & SD_BUS_VTABLE_PROPERTY_CONST)
fputs(" <annotation name=\"org.freedesktop.DBus.Property.EmitsChangedSignal\" value=\"const\"/>\n", i->f);
else if (flags & SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION)

6
src/libsystemd/sd-bus/bus-objects.c
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@ -749,6 +749,9 @@ static int vtable_append_all_properties(
if (v->flags & SD_BUS_VTABLE_HIDDEN)
continue;
if (v->flags & SD_BUS_VTABLE_PROPERTY_EXPLICIT)
continue;
r = vtable_append_one_property(bus, reply, path, c, v, userdata, error);
if (r < 0)
return r;
@ -1740,8 +1743,9 @@ static int add_object_vtable_internal(
if (!member_name_is_valid(v->x.property.member) ||
!signature_is_single(v->x.property.signature, false) ||
!(v->x.property.get || bus_type_is_basic(v->x.property.signature[0]) || streq(v->x.property.signature, "as")) ||
v->flags & SD_BUS_VTABLE_METHOD_NO_REPLY ||
(v->flags & SD_BUS_VTABLE_METHOD_NO_REPLY) ||
(!!(v->flags & SD_BUS_VTABLE_PROPERTY_CONST) + !!(v->flags & SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE) + !!(v->flags & SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION)) > 1 ||
((v->flags & SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE) && (v->flags & SD_BUS_VTABLE_PROPERTY_EXPLICIT)) ||
(v->flags & SD_BUS_VTABLE_UNPRIVILEGED && v->type == _SD_BUS_VTABLE_PROPERTY)) {
r = -EINVAL;
goto fail;

2
src/libsystemd/sd-bus/test-bus-introspect.c
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@ -41,7 +41,7 @@ static const sd_bus_vtable vtable[] = {
SD_BUS_PROPERTY("AReadOnlyDeprecatedProperty", "(ut)", prop_get, 0, SD_BUS_VTABLE_DEPRECATED),
SD_BUS_PROPERTY("ChangingProperty", "t", prop_get, 0, SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("Invalidating", "t", prop_get, 0, SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
SD_BUS_PROPERTY("Constant", "t", prop_get, 0, SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("Constant", "t", prop_get, 0, SD_BUS_VTABLE_PROPERTY_CONST|SD_BUS_VTABLE_PROPERTY_EXPLICIT),
SD_BUS_VTABLE_END
};

1
src/libsystemd/sd-bus/test-bus-objects.c
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@ -217,6 +217,7 @@ static const sd_bus_vtable vtable2[] = {
SD_BUS_PROPERTY("Value2", "s", value_handler, 10, SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
SD_BUS_PROPERTY("Value3", "s", value_handler, 10, SD_BUS_VTABLE_PROPERTY_CONST),
SD_BUS_PROPERTY("Value4", "s", value_handler, 10, 0),
SD_BUS_PROPERTY("AnExplicitProperty", "s", NULL, offsetof(struct context, something), SD_BUS_VTABLE_PROPERTY_EXPLICIT|SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION),
SD_BUS_VTABLE_END
};

1
src/systemd/sd-bus-vtable.h
View File

@ -47,6 +47,7 @@ enum {
SD_BUS_VTABLE_PROPERTY_CONST = 1ULL << 4,
SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE = 1ULL << 5,
SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION = 1ULL << 6,
SD_BUS_VTABLE_PROPERTY_EXPLICIT = 1ULL << 7,
_SD_BUS_VTABLE_CAPABILITY_MASK = 0xFFFFULL << 40
};