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authorLucas De Marchi <lucas.demarchi@profusion.mobi>2012-05-18 20:30:08 (GMT)
committerMarcel Holtmann <marcel@holtmann.org>2012-05-18 22:02:37 (GMT)
commit9d8544b0a8d45524f3bee1287a98731f1ca289e4 (patch)
tree8771cf421b3ab3cb6b1d8f24f9c8bed27def5d81 /gdbus
parent37daf3b768102ae6ef35ea3b2492b0110162f202 (diff)
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gdbus: loop over args to check message signature
Diffstat (limited to 'gdbus')
-rw-r--r--gdbus/object.c34
1 files changed, 27 insertions, 7 deletions
diff --git a/gdbus/object.c b/gdbus/object.c
index 3ac6a0b..b187bb5 100644
--- a/gdbus/object.c
+++ b/gdbus/object.c
@@ -374,6 +374,27 @@ static struct interface_data *find_interface(GSList *interfaces,
return NULL;
}
+static gboolean g_dbus_args_have_signature(const GDBusArgInfo *args,
+ DBusMessage *message)
+{
+ const char *sig = dbus_message_get_signature(message);
+ const char *p = NULL;
+
+ for (; args && args->signature && *sig; args++) {
+ p = args->signature;
+
+ for (; *sig && *p; sig++, p++) {
+ if (*p != *sig)
+ return FALSE;
+ }
+ }
+
+ if (*sig || (p && *p) || (args && args->signature))
+ return FALSE;
+
+ return TRUE;
+}
+
static DBusHandlerResult generic_message(DBusConnection *connection,
DBusMessage *message, void *user_data)
{
@@ -394,8 +415,8 @@ static DBusHandlerResult generic_message(DBusConnection *connection,
method->name) == FALSE)
continue;
- if (dbus_message_has_signature(message,
- method->signature) == FALSE)
+ if (g_dbus_args_have_signature(method->in_args,
+ message) == FALSE)
continue;
if (check_privilege(connection, message, method,
@@ -552,7 +573,7 @@ static void object_path_unref(DBusConnection *connection, const char *path)
static gboolean check_signal(DBusConnection *conn, const char *path,
const char *interface, const char *name,
- const char **args)
+ const GDBusArgInfo **args)
{
struct generic_data *data = NULL;
struct interface_data *iface;
@@ -575,7 +596,7 @@ static gboolean check_signal(DBusConnection *conn, const char *path,
for (signal = iface->signals; signal && signal->name; signal++) {
if (!strcmp(signal->name, name)) {
- *args = signal->signature;
+ *args = signal->args;
break;
}
}
@@ -597,7 +618,7 @@ static dbus_bool_t emit_signal_valist(DBusConnection *conn,
{
DBusMessage *signal;
dbus_bool_t ret;
- const char *signature, *args;
+ const GDBusArgInfo *args;
if (!check_signal(conn, path, interface, name, &args))
return FALSE;
@@ -612,8 +633,7 @@ static dbus_bool_t emit_signal_valist(DBusConnection *conn,
if (!ret)
goto fail;
- signature = dbus_message_get_signature(signal);
- if (strcmp(args, signature) != 0) {
+ if (g_dbus_args_have_signature(args, signal) == FALSE) {
error("%s.%s: expected signature'%s' but got '%s'",
interface, name, args, signature);
ret = FALSE;