From f13d9ba6cc7c232dbaf0ab9d602e328b5af595c1 Mon Sep 17 00:00:00 2001
From: averne <45773016+averne@users.noreply.github.com>
Date: Thu, 8 Aug 2019 12:41:10 +0200
Subject: [PATCH] Added viDestroyManagedLayer (#316)

---
 nx/include/switch/services/vi.h |  1 +
 nx/source/services/vi.c         | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+)

diff --git a/nx/include/switch/services/vi.h b/nx/include/switch/services/vi.h
index 21722346..1414acc4 100644
--- a/nx/include/switch/services/vi.h
+++ b/nx/include/switch/services/vi.h
@@ -92,6 +92,7 @@ Result viSetLayerSize(ViLayer *layer, u64 width, u64 height);
 Result viSetLayerZ(ViLayer *layer, u64 z);
 Result viSetLayerPosition(ViLayer *layer, float x, float y);
 Result viCloseLayer(ViLayer *layer);
+Result viDestroyManagedLayer(ViLayer *layer);
 
 Result viSetLayerScalingMode(ViLayer *layer, ViScalingMode scaling_mode);
 
diff --git a/nx/source/services/vi.c b/nx/source/services/vi.c
index 03f5d5a6..924f4f7f 100644
--- a/nx/source/services/vi.c
+++ b/nx/source/services/vi.c
@@ -615,6 +615,39 @@ Result viCreateManagedLayer(const ViDisplay *display, ViLayerFlags layer_flags,
     return rc;
 }
 
+Result viDestroyManagedLayer(ViLayer *layer) {
+    IpcCommand c;
+    ipcInitialize(&c);
+
+    struct {
+        u64 magic;
+        u64 cmd_id;
+        u64 layer_id;
+    } *raw;
+
+    raw = ipcPrepareHeader(&c, sizeof(*raw));
+    raw->magic = SFCI_MAGIC;
+    raw->cmd_id = 2011;
+    raw->layer_id = layer->layer_id;
+
+    Result rc = serviceIpcDispatch(&g_viIManagerDisplayService);
+
+    if (R_SUCCEEDED(rc)) {
+        IpcParsedCommand r;
+        ipcParse(&r);
+
+        struct {
+            u64 magic;
+            u64 result;
+        } *resp = r.Raw;
+
+        rc = resp->result;
+        memset(layer, 0, sizeof(ViLayer));
+    }
+
+    return rc;
+}
+
 Result viSetContentVisibility(bool v) {
     IpcCommand c;
     ipcInitialize(&c);