1 files changed, 44 insertions, 0 deletions
diff --git a/src/pulse/direction.c b/src/pulse/direction.c
new file mode 100644
index 0000000..ab64f49
--- /dev/null
+++ b/src/pulse/direction.c
@@ -0,0 +1,44 @@
+/***
+  This file is part of PulseAudio.
+
+  Copyright 2014 Intel Corporation
+
+  PulseAudio is free software; you can redistribute it and/or modify
+  it under the terms of the GNU Lesser General Public License as published
+  by the Free Software Foundation; either version 2.1 of the License,
+  or (at your option) any later version.
+
+  PulseAudio is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include "direction.h"
+
+#include <pulsecore/i18n.h>
+
+int pa_direction_valid(pa_direction_t direction) {
+    if (direction != PA_DIRECTION_INPUT
+            && direction != PA_DIRECTION_OUTPUT
+            && direction != (PA_DIRECTION_INPUT | PA_DIRECTION_OUTPUT))
+        return 0;
+
+    return 1;
+}
+
+const char *pa_direction_to_string(pa_direction_t direction) {
+    pa_init_i18n();
+
+    if (direction == PA_DIRECTION_INPUT)
+        return _("input");
+    if (direction == PA_DIRECTION_OUTPUT)
+        return _("output");
+    if (direction == (PA_DIRECTION_INPUT | PA_DIRECTION_OUTPUT))
+        return _("bidirectional");
+
+    return _("invalid");
+}