Add support for BIN/CUE images. Patch from bit, BIN/CUE handling from DOSBox.

src/cdrom-image.h

@@ -0,0 +1,23 @@
+#ifndef CDROM_ISO_H
+#define CDROM_ISO_H
+
+#include <stdint.h>
+
+extern char image_path[1024];
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int image_open(char *fn);
+void image_reset();
+void image_close();
+
+void image_audio_callback(int16_t *output, int len);
+void image_audio_stop();
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* ! CDROM_ISO_H */