4 files changed, 22 insertions, 0 deletions
diff --git a/include/input/Input.h b/include/input/Input.h
index 4a67f47f9..617175bb3 100644
--- a/include/input/Input.h
+++ b/include/input/Input.h
@@ -28,6 +28,7 @@
 #include <utils/String8.h>
 #include <utils/Timers.h>
 #include <utils/Vector.h>
+#include <stdint.h>
 
 /*
  * Additional private constants not defined in ndk/ui/input.h.
@@ -111,6 +112,11 @@ enum {
 #define MAX_POINTERS 16
 
 /*
+ * Maximum number of samples supported per motion event.
+ */
+#define MAX_SAMPLES UINT16_MAX
+
+/*
  * Maximum pointer id value supported in a motion event.
  * Smallest pointer id is 0.
  * (This is limited by our use of BitSet32 to track pointer assignments.)
diff --git a/include/input/InputEventLabels.h b/include/input/InputEventLabels.h
index 344f2f377..f0a6238e9 100644
--- a/include/input/InputEventLabels.h
+++ b/include/input/InputEventLabels.h
@@ -311,6 +311,7 @@ static const InputEventLabel KEYCODES[] = {
     DEFINE_KEYCODE(MEDIA_SKIP_BACKWARD),
     DEFINE_KEYCODE(MEDIA_STEP_FORWARD),
     DEFINE_KEYCODE(MEDIA_STEP_BACKWARD),
+    DEFINE_KEYCODE(SOFT_SLEEP),
 
     { NULL, 0 }
 };
diff --git a/include/input/KeyCharacterMap.h b/include/input/KeyCharacterMap.h
index e70666ab2..3f0914b67 100644
--- a/include/input/KeyCharacterMap.h
+++ b/include/input/KeyCharacterMap.h
@@ -124,6 +124,11 @@ public:
      * the mapping in some way. */
     status_t mapKey(int32_t scanCode, int32_t usageCode, int32_t* outKeyCode) const;
 
+    /* Tries to find a replacement key code for a given key code and meta state
+     * in character map. */
+    void tryRemapKey(int32_t scanCode, int32_t metaState,
+            int32_t* outKeyCode, int32_t* outMetaState) const;
+
 #if HAVE_ANDROID_OS
     /* Reads a key map from a parcel. */
     static sp<KeyCharacterMap> readFromParcel(Parcel* parcel);
@@ -151,6 +156,9 @@ private:
 
         /* The fallback keycode if the key is not handled. */
         int32_t fallbackKeyCode;
+
+        /* The replacement keycode if the key has to be replaced outright. */
+        int32_t replacementKeyCode;
     };
 
     struct Key {
diff --git a/include/input/Keyboard.h b/include/input/Keyboard.h
index 519bb22d2..d4903e98d 100644
--- a/include/input/Keyboard.h
+++ b/include/input/Keyboard.h
@@ -88,6 +88,13 @@ extern bool isEligibleBuiltInKeyboard(const InputDeviceIdentifier& deviceIdentif
 extern int32_t updateMetaState(int32_t keyCode, bool down, int32_t oldMetaState);
 
 /**
+ * Normalizes the meta state such that if either the left or right modifier
+ * meta state bits are set then the result will also include the universal
+ * bit for that modifier.
+ */
+extern int32_t normalizeMetaState(int32_t oldMetaState);
+
+/**
  * Returns true if a key is a meta key like ALT or CAPS_LOCK.
  */
 extern bool isMetaKey(int32_t keyCode);