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authorLennart Poettering <lennart@poettering.net>2015-09-06 01:58:48 +0200
committerLennart Poettering <lennart@poettering.net>2015-09-06 01:58:48 +0200
commit9efce95846eb0b55343d13446445de3e679a7f03 (patch)
tree1df0ba1934c1e91d6fab6151b7f484ef651ca403 /src/libsystemd/sd-bus
parent87766aa462f79cd70cc148fe293084dab68c7628 (diff)
parent44eb1adda98f6733264c0e8fbc569656c6ff2de0 (diff)
Merge pull request #1162 from dvdhrm/bus-recursive-nodes
sd-bus: make introspection data non-recursive
Diffstat (limited to 'src/libsystemd/sd-bus')
-rw-r--r--src/libsystemd/sd-bus/bus-objects.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/src/libsystemd/sd-bus/bus-objects.c b/src/libsystemd/sd-bus/bus-objects.c
index 0593aa658a..1d061cb9cf 100644
--- a/src/libsystemd/sd-bus/bus-objects.c
+++ b/src/libsystemd/sd-bus/bus-objects.c
@@ -169,11 +169,18 @@ static int add_enumerated_to_set(
return 0;
}
+enum {
+ /* if set, add_subtree() works recursively */
+ CHILDREN_RECURSIVE = (1U << 1),
+ /* if set, add_subtree() scans object-manager hierarchies recursively */
+ CHILDREN_SUBHIERARCHIES = (1U << 0),
+};
+
static int add_subtree_to_set(
sd_bus *bus,
const char *prefix,
struct node *n,
- bool skip_subhierarchies,
+ unsigned int flags,
Set *s,
sd_bus_error *error) {
@@ -205,8 +212,9 @@ static int add_subtree_to_set(
if (r < 0 && r != -EEXIST)
return r;
- if (!skip_subhierarchies || !i->object_managers) {
- r = add_subtree_to_set(bus, prefix, i, skip_subhierarchies, s, error);
+ if ((flags & CHILDREN_RECURSIVE) &&
+ ((flags & CHILDREN_SUBHIERARCHIES) || !i->object_managers)) {
+ r = add_subtree_to_set(bus, prefix, i, flags, s, error);
if (r < 0)
return r;
if (bus->nodes_modified)
@@ -221,7 +229,7 @@ static int get_child_nodes(
sd_bus *bus,
const char *prefix,
struct node *n,
- bool skip_subhierarchies,
+ unsigned int flags,
Set **_s,
sd_bus_error *error) {
@@ -237,7 +245,7 @@ static int get_child_nodes(
if (!s)
return -ENOMEM;
- r = add_subtree_to_set(bus, prefix, n, skip_subhierarchies, s, error);
+ r = add_subtree_to_set(bus, prefix, n, flags, s, error);
if (r < 0) {
set_free_free(s);
return r;
@@ -907,7 +915,7 @@ static int process_introspect(
assert(n);
assert(found_object);
- r = get_child_nodes(bus, m->path, n, false, &s, &error);
+ r = get_child_nodes(bus, m->path, n, 0, &s, &error);
if (r < 0)
return bus_maybe_reply_error(m, r, &error);
if (bus->nodes_modified)
@@ -1173,7 +1181,7 @@ static int process_get_managed_objects(
if (require_fallback || !n->object_managers)
return 0;
- r = get_child_nodes(bus, m->path, n, true, &s, &error);
+ r = get_child_nodes(bus, m->path, n, CHILDREN_RECURSIVE, &s, &error);
if (r < 0)
return r;
if (bus->nodes_modified)