summaryrefslogtreecommitdiff
path: root/libs/ui/EventHub.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'libs/ui/EventHub.cpp')
-rw-r--r--libs/ui/EventHub.cpp74
1 files changed, 56 insertions, 18 deletions
diff --git a/libs/ui/EventHub.cpp b/libs/ui/EventHub.cpp
index 1d38b4ba8ff0..094096e3ea39 100644
--- a/libs/ui/EventHub.cpp
+++ b/libs/ui/EventHub.cpp
@@ -73,6 +73,10 @@
#define ABS_MT_POSITION_Y 0x36 /* Center Y ellipse position */
#endif
+#define INDENT " "
+#define INDENT2 " "
+#define INDENT3 " "
+
namespace android {
static const char *WAKE_LOCK_ID = "KeyEvents";
@@ -84,6 +88,10 @@ static inline int max(int v1, int v2)
return (v1 > v2) ? v1 : v2;
}
+static inline const char* toString(bool value) {
+ return value ? "true" : "false";
+}
+
EventHub::device_t::device_t(int32_t _id, const char* _path, const char* name)
: id(_id), path(_path), name(name), classes(0)
, keyBitmask(NULL), layoutMap(new KeyLayoutMap()), fd(-1), next(NULL) {
@@ -124,7 +132,7 @@ status_t EventHub::errorCheck() const
String8 EventHub::getDeviceName(int32_t deviceId) const
{
AutoMutex _l(mLock);
- device_t* device = getDevice(deviceId);
+ device_t* device = getDeviceLocked(deviceId);
if (device == NULL) return String8();
return device->name;
}
@@ -132,7 +140,7 @@ String8 EventHub::getDeviceName(int32_t deviceId) const
uint32_t EventHub::getDeviceClasses(int32_t deviceId) const
{
AutoMutex _l(mLock);
- device_t* device = getDevice(deviceId);
+ device_t* device = getDeviceLocked(deviceId);
if (device == NULL) return 0;
return device->classes;
}
@@ -142,7 +150,7 @@ status_t EventHub::getAbsoluteAxisInfo(int32_t deviceId, int axis,
outAxisInfo->clear();
AutoMutex _l(mLock);
- device_t* device = getDevice(deviceId);
+ device_t* device = getDeviceLocked(deviceId);
if (device == NULL) return -1;
struct input_absinfo info;
@@ -167,7 +175,7 @@ int32_t EventHub::getScanCodeState(int32_t deviceId, int32_t scanCode) const {
if (scanCode >= 0 && scanCode <= KEY_MAX) {
AutoMutex _l(mLock);
- device_t* device = getDevice(deviceId);
+ device_t* device = getDeviceLocked(deviceId);
if (device != NULL) {
return getScanCodeStateLocked(device, scanCode);
}
@@ -188,7 +196,7 @@ int32_t EventHub::getScanCodeStateLocked(device_t* device, int32_t scanCode) con
int32_t EventHub::getKeyCodeState(int32_t deviceId, int32_t keyCode) const {
AutoMutex _l(mLock);
- device_t* device = getDevice(deviceId);
+ device_t* device = getDeviceLocked(deviceId);
if (device != NULL) {
return getKeyCodeStateLocked(device, keyCode);
}
@@ -225,7 +233,7 @@ int32_t EventHub::getSwitchState(int32_t deviceId, int32_t sw) const {
if (sw >= 0 && sw <= SW_MAX) {
AutoMutex _l(mLock);
- device_t* device = getDevice(deviceId);
+ device_t* device = getDeviceLocked(deviceId);
if (device != NULL) {
return getSwitchStateLocked(device, sw);
}
@@ -248,7 +256,7 @@ bool EventHub::markSupportedKeyCodes(int32_t deviceId, size_t numCodes,
const int32_t* keyCodes, uint8_t* outFlags) const {
AutoMutex _l(mLock);
- device_t* device = getDevice(deviceId);
+ device_t* device = getDeviceLocked(deviceId);
if (device != NULL) {
return markSupportedKeyCodesLocked(device, numCodes, keyCodes, outFlags);
}
@@ -284,7 +292,7 @@ status_t EventHub::scancodeToKeycode(int32_t deviceId, int scancode,
int32_t* outKeycode, uint32_t* outFlags) const
{
AutoMutex _l(mLock);
- device_t* device = getDevice(deviceId);
+ device_t* device = getDeviceLocked(deviceId);
if (device != NULL && device->layoutMap != NULL) {
status_t err = device->layoutMap->map(scancode, outKeycode, outFlags);
@@ -294,7 +302,7 @@ status_t EventHub::scancodeToKeycode(int32_t deviceId, int scancode,
}
if (mHaveFirstKeyboard) {
- device = getDevice(mFirstKeyboardId);
+ device = getDeviceLocked(mFirstKeyboardId);
if (device != NULL && device->layoutMap != NULL) {
status_t err = device->layoutMap->map(scancode, outKeycode, outFlags);
@@ -311,11 +319,13 @@ status_t EventHub::scancodeToKeycode(int32_t deviceId, int scancode,
void EventHub::addExcludedDevice(const char* deviceName)
{
+ AutoMutex _l(mLock);
+
String8 name(deviceName);
mExcludedDevices.push_back(name);
}
-EventHub::device_t* EventHub::getDevice(int32_t deviceId) const
+EventHub::device_t* EventHub::getDeviceLocked(int32_t deviceId) const
{
if (deviceId == 0) deviceId = mFirstKeyboardId;
int32_t id = deviceId & ID_MASK;
@@ -782,22 +792,22 @@ int EventHub::open_device(const char *deviceName)
property_set(propName, name);
// 'Q' key support = cheap test of whether this is an alpha-capable kbd
- if (hasKeycode(device, AKEYCODE_Q)) {
+ if (hasKeycodeLocked(device, AKEYCODE_Q)) {
device->classes |= INPUT_DEVICE_CLASS_ALPHAKEY;
}
// See if this device has a DPAD.
- if (hasKeycode(device, AKEYCODE_DPAD_UP) &&
- hasKeycode(device, AKEYCODE_DPAD_DOWN) &&
- hasKeycode(device, AKEYCODE_DPAD_LEFT) &&
- hasKeycode(device, AKEYCODE_DPAD_RIGHT) &&
- hasKeycode(device, AKEYCODE_DPAD_CENTER)) {
+ if (hasKeycodeLocked(device, AKEYCODE_DPAD_UP) &&
+ hasKeycodeLocked(device, AKEYCODE_DPAD_DOWN) &&
+ hasKeycodeLocked(device, AKEYCODE_DPAD_LEFT) &&
+ hasKeycodeLocked(device, AKEYCODE_DPAD_RIGHT) &&
+ hasKeycodeLocked(device, AKEYCODE_DPAD_CENTER)) {
device->classes |= INPUT_DEVICE_CLASS_DPAD;
}
// See if this device has a gamepad.
for (size_t i = 0; i < sizeof(GAMEPAD_KEYCODES); i++) {
- if (hasKeycode(device, GAMEPAD_KEYCODES[i])) {
+ if (hasKeycodeLocked(device, GAMEPAD_KEYCODES[i])) {
device->classes |= INPUT_DEVICE_CLASS_GAMEPAD;
break;
}
@@ -830,7 +840,7 @@ int EventHub::open_device(const char *deviceName)
return 0;
}
-bool EventHub::hasKeycode(device_t* device, int keycode) const
+bool EventHub::hasKeycodeLocked(device_t* device, int keycode) const
{
if (device->keyBitmask == NULL || device->layoutMap == NULL) {
return false;
@@ -972,4 +982,32 @@ int EventHub::scan_dir(const char *dirname)
return 0;
}
+void EventHub::dump(String8& dump) {
+ dump.append("Event Hub State:\n");
+
+ { // acquire lock
+ AutoMutex _l(mLock);
+
+ dump.appendFormat(INDENT "HaveFirstKeyboard: %s\n", toString(mHaveFirstKeyboard));
+ dump.appendFormat(INDENT "FirstKeyboardId: 0x%x\n", mFirstKeyboardId);
+
+ dump.append(INDENT "Devices:\n");
+
+ for (int i = 0; i < mNumDevicesById; i++) {
+ const device_t* device = mDevicesById[i].device;
+ if (device) {
+ if (mFirstKeyboardId == device->id) {
+ dump.appendFormat(INDENT2 "0x%x: %s (aka device 0 - first keyboard)\n",
+ device->id, device->name.string());
+ } else {
+ dump.appendFormat(INDENT2 "0x%x: %s\n", device->id, device->name.string());
+ }
+ dump.appendFormat(INDENT3 "Classes: 0x%08x\n", device->classes);
+ dump.appendFormat(INDENT3 "Path: %s\n", device->path.string());
+ dump.appendFormat(INDENT3 "KeyLayoutFile: %s\n", device->keylayoutFilename.string());
+ }
+ }
+ } // release lock
+}
+
}; // namespace android
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-10-22 14:13:42 +0000