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-rw-r--r--src/bus-proxyd/bus-proxyd.c89
1 files changed, 80 insertions, 9 deletions
diff --git a/src/bus-proxyd/bus-proxyd.c b/src/bus-proxyd/bus-proxyd.c
index 5511ee49de..46df223c51 100644
--- a/src/bus-proxyd/bus-proxyd.c
+++ b/src/bus-proxyd/bus-proxyd.c
@@ -289,6 +289,77 @@ static int process_policy(sd_bus *a, sd_bus *b, sd_bus_message *m) {
return 1;
}
+static int synthetic_driver_send(sd_bus *b, sd_bus_message *m) {
+ int r;
+
+ assert(b);
+ assert(m);
+
+ r = bus_message_append_sender(m, "org.freedesktop.DBus");
+ if (r < 0)
+ return r;
+
+ r = bus_seal_synthetic_message(b, m);
+ if (r < 0)
+ return r;
+
+ return sd_bus_send(b, m, NULL);
+}
+
+static int synthetic_reply_method_error(sd_bus_message *call, const sd_bus_error *e) {
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
+ int r;
+
+ if (call->header->flags & BUS_MESSAGE_NO_REPLY_EXPECTED)
+ return 0;
+
+ r = sd_bus_message_new_method_error(call, &m, e);
+ if (r < 0)
+ return r;
+
+ return synthetic_driver_send(call->bus, m);
+}
+
+static int synthetic_reply_method_errno(sd_bus_message *call, int error, const sd_bus_error *p) {
+
+ _cleanup_bus_error_free_ sd_bus_error berror = SD_BUS_ERROR_NULL;
+
+ if (call->header->flags & BUS_MESSAGE_NO_REPLY_EXPECTED)
+ return 0;
+
+ if (sd_bus_error_is_set(p))
+ return synthetic_reply_method_error(call, p);
+
+ sd_bus_error_set_errno(&berror, error);
+
+ return synthetic_reply_method_error(call, &berror);
+}
+
+static int synthetic_reply_method_return(sd_bus_message *call, const char *types, ...) {
+
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
+ int r;
+
+ if (call->header->flags & BUS_MESSAGE_NO_REPLY_EXPECTED)
+ return 0;
+
+ r = sd_bus_message_new_method_return(call, &m);
+ if (r < 0)
+ return r;
+
+ if (!isempty(types)) {
+ va_list ap;
+
+ va_start(ap, types);
+ r = bus_message_append_ap(m, types, ap);
+ va_end(ap);
+ if (r < 0)
+ return r;
+ }
+
+ return synthetic_driver_send(call->bus, m);
+}
+
static int process_driver(sd_bus *a, sd_bus *b, sd_bus_message *m) {
int r;
@@ -300,34 +371,34 @@ static int process_driver(sd_bus *a, sd_bus *b, sd_bus_message *m) {
return 0;
if (sd_bus_message_is_method_call(m, "org.freedesktop.DBus", "AddMatch")) {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
const char *match;
r = sd_bus_message_read(m, "s", &match);
if (r < 0)
- return r;
+ return synthetic_reply_method_errno(m, r, NULL);
r = sd_bus_add_match(a, match, NULL, NULL);
if (r < 0)
- return r;
+ return synthetic_reply_method_errno(m, r, NULL);
- return sd_bus_reply_method_return(m, NULL);
+ return synthetic_reply_method_return(m, NULL);
} else if (sd_bus_message_is_method_call(m, "org.freedesktop.DBus", "RemoveMatch")) {
const char *match;
r = sd_bus_message_read(m, "s", &match);
if (r < 0)
- return r;
+ return synthetic_reply_method_errno(m, r, NULL);
r = sd_bus_remove_match(a, match, NULL, NULL);
if (r < 0)
- return r;
+ return synthetic_reply_method_errno(m, r, NULL);
- return sd_bus_reply_method_return(m, NULL);
- } else
- return 0;
+ return synthetic_reply_method_return(m, NULL);
+ }
- return r;
+ return 0;
}
static int process_hello(sd_bus *a, sd_bus *b, sd_bus_message *m, bool *got_hello) {