1 files changed, 15 insertions, 0 deletions
diff --git a/arm7/lib/src/SND_wave.c b/arm7/lib/src/SND_wave.c
new file mode 100644
index 00000000..75d84e5f
--- /dev/null
+++ b/arm7/lib/src/SND_wave.c
@@ -0,0 +1,15 @@
+#include "SND_wave.h"
+
+#include "SND.h"
+#include "SND_work.h"
+
+void SND_InvalidateWave(void *start, void *end) {
+    for (u8 i = 0; i < SND_CHANNEL_COUNT; i++) {
+        struct SNDExChannel *chn = &SNDi_Work.channels[i];
+
+        if (chn->flags.active && chn->type == 0 && start <= chn->waveDataPtr && chn->waveDataPtr <= end) {
+            chn->flags.start = FALSE;
+            SND_StopChannel(i, 0);
+        }
+    }
+}