Add device/dummy

device/dummy/buffer.c

@@ -0,0 +1,30 @@
+#include "dummy.h"
+#include "device/buffer.h"
+
+#include <stdlib.h>
+
+int dummy_buffer_open(buffer_t *buf)
+{
+  buf->dummy = calloc(1, sizeof(buffer_dummy_t));
+  return 0;
+}
+
+void dummy_buffer_close(buffer_t *buf)
+{
+  free(buf->dummy);
+}
+
+int dummy_buffer_enqueue(buffer_t *buf, const char *who)
+{
+  return -1;
+}
+
+int dummy_buffer_list_dequeue(buffer_list_t *buf_list, buffer_t **bufp)
+{
+  return -1;
+}
+
+int dummy_buffer_list_pollfd(buffer_list_t *buf_list, struct pollfd *pollfd, bool can_dequeue)
+{
+  return -1;
+}