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-rw-r--r--include/input/KeyLayoutMap.h19
-rw-r--r--libs/input/KeyLayoutMap.cpp95
-rw-r--r--services/inputflinger/reader/EventHub.cpp51
3 files changed, 75 insertions, 90 deletions
diff --git a/include/input/KeyLayoutMap.h b/include/input/KeyLayoutMap.h
index d1925f4eee..006c0684e3 100644
--- a/include/input/KeyLayoutMap.h
+++ b/include/input/KeyLayoutMap.h
@@ -20,7 +20,6 @@
#include <android-base/result.h>
#include <stdint.h>
#include <utils/Errors.h>
-#include <utils/KeyedVector.h>
#include <utils/Tokenizer.h>
#include <input/InputDevice.h>
@@ -70,11 +69,11 @@ public:
status_t mapKey(int32_t scanCode, int32_t usageCode,
int32_t* outKeyCode, uint32_t* outFlags) const;
- status_t findScanCodesForKey(int32_t keyCode, std::vector<int32_t>* outScanCodes) const;
- status_t findScanCodeForLed(int32_t ledCode, int32_t* outScanCode) const;
- status_t findUsageCodeForLed(int32_t ledCode, int32_t* outUsageCode) const;
+ std::vector<int32_t> findScanCodesForKey(int32_t keyCode) const;
+ std::optional<int32_t> findScanCodeForLed(int32_t ledCode) const;
+ std::optional<int32_t> findUsageCodeForLed(int32_t ledCode) const;
- status_t mapAxis(int32_t scanCode, AxisInfo* outAxisInfo) const;
+ std::optional<AxisInfo> mapAxis(int32_t scanCode) const;
const std::string getLoadFileName() const;
// Return pair of sensor type and sensor data index, for the input device abs code
base::Result<std::pair<InputDeviceSensorType, int32_t>> mapSensor(int32_t absCode);
@@ -98,11 +97,11 @@ private:
int32_t sensorDataIndex;
};
- KeyedVector<int32_t, Key> mKeysByScanCode;
- KeyedVector<int32_t, Key> mKeysByUsageCode;
- KeyedVector<int32_t, AxisInfo> mAxes;
- KeyedVector<int32_t, Led> mLedsByScanCode;
- KeyedVector<int32_t, Led> mLedsByUsageCode;
+ std::unordered_map<int32_t, Key> mKeysByScanCode;
+ std::unordered_map<int32_t, Key> mKeysByUsageCode;
+ std::unordered_map<int32_t, AxisInfo> mAxes;
+ std::unordered_map<int32_t, Led> mLedsByScanCode;
+ std::unordered_map<int32_t, Led> mLedsByUsageCode;
std::unordered_map<int32_t, Sensor> mSensorsByAbsCode;
std::string mLoadFileName;
diff --git a/libs/input/KeyLayoutMap.cpp b/libs/input/KeyLayoutMap.cpp
index ce833a7fa7..29df793a20 100644
--- a/libs/input/KeyLayoutMap.cpp
+++ b/libs/input/KeyLayoutMap.cpp
@@ -172,78 +172,68 @@ base::Result<std::pair<InputDeviceSensorType, int32_t>> KeyLayoutMap::mapSensor(
const KeyLayoutMap::Key* KeyLayoutMap::getKey(int32_t scanCode, int32_t usageCode) const {
if (usageCode) {
- ssize_t index = mKeysByUsageCode.indexOfKey(usageCode);
- if (index >= 0) {
- return &mKeysByUsageCode.valueAt(index);
+ auto it = mKeysByUsageCode.find(usageCode);
+ if (it != mKeysByUsageCode.end()) {
+ return &it->second;
}
}
if (scanCode) {
- ssize_t index = mKeysByScanCode.indexOfKey(scanCode);
- if (index >= 0) {
- return &mKeysByScanCode.valueAt(index);
+ auto it = mKeysByScanCode.find(scanCode);
+ if (it != mKeysByScanCode.end()) {
+ return &it->second;
}
}
return nullptr;
}
-status_t KeyLayoutMap::findScanCodesForKey(
- int32_t keyCode, std::vector<int32_t>* outScanCodes) const {
- const size_t N = mKeysByScanCode.size();
- for (size_t i=0; i<N; i++) {
- if (mKeysByScanCode.valueAt(i).keyCode == keyCode) {
- outScanCodes->push_back(mKeysByScanCode.keyAt(i));
+std::vector<int32_t> KeyLayoutMap::findScanCodesForKey(int32_t keyCode) const {
+ std::vector<int32_t> scanCodes;
+ for (const auto& [scanCode, key] : mKeysByScanCode) {
+ if (keyCode == key.keyCode) {
+ scanCodes.push_back(scanCode);
}
}
- return NO_ERROR;
+ return scanCodes;
}
-status_t KeyLayoutMap::mapAxis(int32_t scanCode, AxisInfo* outAxisInfo) const {
- ssize_t index = mAxes.indexOfKey(scanCode);
- if (index < 0) {
+std::optional<AxisInfo> KeyLayoutMap::mapAxis(int32_t scanCode) const {
+ auto it = mAxes.find(scanCode);
+ if (it == mAxes.end()) {
ALOGD_IF(DEBUG_MAPPING, "mapAxis: scanCode=%d ~ Failed.", scanCode);
- return NAME_NOT_FOUND;
+ return std::nullopt;
}
- *outAxisInfo = mAxes.valueAt(index);
-
+ const AxisInfo& axisInfo = it->second;
ALOGD_IF(DEBUG_MAPPING,
"mapAxis: scanCode=%d ~ Result mode=%d, axis=%d, highAxis=%d, "
"splitValue=%d, flatOverride=%d.",
- scanCode, outAxisInfo->mode, outAxisInfo->axis, outAxisInfo->highAxis,
- outAxisInfo->splitValue, outAxisInfo->flatOverride);
-
- return NO_ERROR;
+ scanCode, axisInfo.mode, axisInfo.axis, axisInfo.highAxis, axisInfo.splitValue,
+ axisInfo.flatOverride);
+ return axisInfo;
}
-status_t KeyLayoutMap::findScanCodeForLed(int32_t ledCode, int32_t* outScanCode) const {
- const size_t N = mLedsByScanCode.size();
- for (size_t i = 0; i < N; i++) {
- if (mLedsByScanCode.valueAt(i).ledCode == ledCode) {
- *outScanCode = mLedsByScanCode.keyAt(i);
- ALOGD_IF(DEBUG_MAPPING, "findScanCodeForLed: ledCode=%d, scanCode=%d.", ledCode,
- *outScanCode);
- return NO_ERROR;
+std::optional<int32_t> KeyLayoutMap::findScanCodeForLed(int32_t ledCode) const {
+ for (const auto& [scanCode, led] : mLedsByScanCode) {
+ if (led.ledCode == ledCode) {
+ ALOGD_IF(DEBUG_MAPPING, "%s: ledCode=%d, scanCode=%d.", __func__, ledCode, scanCode);
+ return scanCode;
}
}
- ALOGD_IF(DEBUG_MAPPING, "findScanCodeForLed: ledCode=%d ~ Not found.", ledCode);
- return NAME_NOT_FOUND;
+ ALOGD_IF(DEBUG_MAPPING, "%s: ledCode=%d ~ Not found.", __func__, ledCode);
+ return std::nullopt;
}
-status_t KeyLayoutMap::findUsageCodeForLed(int32_t ledCode, int32_t* outUsageCode) const {
- const size_t N = mLedsByUsageCode.size();
- for (size_t i = 0; i < N; i++) {
- if (mLedsByUsageCode.valueAt(i).ledCode == ledCode) {
- *outUsageCode = mLedsByUsageCode.keyAt(i);
- ALOGD_IF(DEBUG_MAPPING, "%s: ledCode=%d, usage=%x.", __func__, ledCode, *outUsageCode);
- return NO_ERROR;
+std::optional<int32_t> KeyLayoutMap::findUsageCodeForLed(int32_t ledCode) const {
+ for (const auto& [usageCode, led] : mLedsByUsageCode) {
+ if (led.ledCode == ledCode) {
+ ALOGD_IF(DEBUG_MAPPING, "%s: ledCode=%d, usage=%x.", __func__, ledCode, usageCode);
+ return usageCode;
}
}
ALOGD_IF(DEBUG_MAPPING, "%s: ledCode=%d ~ Not found.", __func__, ledCode);
-
- return NAME_NOT_FOUND;
+ return std::nullopt;
}
-
// --- KeyLayoutMap::Parser ---
KeyLayoutMap::Parser::Parser(KeyLayoutMap* map, Tokenizer* tokenizer) :
@@ -314,8 +304,9 @@ status_t KeyLayoutMap::Parser::parseKey() {
mapUsage ? "usage" : "scan code", codeToken.string());
return BAD_VALUE;
}
- KeyedVector<int32_t, Key>& map = mapUsage ? mMap->mKeysByUsageCode : mMap->mKeysByScanCode;
- if (map.indexOfKey(code) >= 0) {
+ std::unordered_map<int32_t, Key>& map =
+ mapUsage ? mMap->mKeysByUsageCode : mMap->mKeysByScanCode;
+ if (map.find(code) != map.end()) {
ALOGE("%s: Duplicate entry for key %s '%s'.", mTokenizer->getLocation().string(),
mapUsage ? "usage" : "scan code", codeToken.string());
return BAD_VALUE;
@@ -356,7 +347,7 @@ status_t KeyLayoutMap::Parser::parseKey() {
Key key;
key.keyCode = keyCode;
key.flags = flags;
- map.add(code, key);
+ map.insert({code, key});
return NO_ERROR;
}
@@ -369,7 +360,7 @@ status_t KeyLayoutMap::Parser::parseAxis() {
scanCodeToken.string());
return BAD_VALUE;
}
- if (mMap->mAxes.indexOfKey(scanCode) >= 0) {
+ if (mMap->mAxes.find(scanCode) != mMap->mAxes.end()) {
ALOGE("%s: Duplicate entry for axis scan code '%s'.", mTokenizer->getLocation().string(),
scanCodeToken.string());
return BAD_VALUE;
@@ -455,8 +446,7 @@ status_t KeyLayoutMap::Parser::parseAxis() {
"splitValue=%d, flatOverride=%d.",
scanCode, axisInfo.mode, axisInfo.axis, axisInfo.highAxis, axisInfo.splitValue,
axisInfo.flatOverride);
-
- mMap->mAxes.add(scanCode, axisInfo);
+ mMap->mAxes.insert({scanCode, axisInfo});
return NO_ERROR;
}
@@ -476,8 +466,9 @@ status_t KeyLayoutMap::Parser::parseLed() {
return BAD_VALUE;
}
- KeyedVector<int32_t, Led>& map = mapUsage ? mMap->mLedsByUsageCode : mMap->mLedsByScanCode;
- if (map.indexOfKey(code) >= 0) {
+ std::unordered_map<int32_t, Led>& map =
+ mapUsage ? mMap->mLedsByUsageCode : mMap->mLedsByScanCode;
+ if (map.find(code) != map.end()) {
ALOGE("%s: Duplicate entry for led %s '%s'.", mTokenizer->getLocation().string(),
mapUsage ? "usage" : "scan code", codeToken.string());
return BAD_VALUE;
@@ -497,7 +488,7 @@ status_t KeyLayoutMap::Parser::parseLed() {
Led led;
led.ledCode = ledCode;
- map.add(code, led);
+ map.insert({code, led});
return NO_ERROR;
}
diff --git a/services/inputflinger/reader/EventHub.cpp b/services/inputflinger/reader/EventHub.cpp
index 166f358598..26c33d2a9d 100644
--- a/services/inputflinger/reader/EventHub.cpp
+++ b/services/inputflinger/reader/EventHub.cpp
@@ -449,8 +449,7 @@ bool EventHub::Device::hasKeycodeLocked(int keycode) const {
return false;
}
- std::vector<int32_t> scanCodes;
- keyMap.keyLayoutMap->findScanCodesForKey(keycode, &scanCodes);
+ std::vector<int32_t> scanCodes = keyMap.keyLayoutMap->findScanCodesForKey(keycode);
const size_t N = scanCodes.size();
for (size_t i = 0; i < N && i <= KEY_MAX; i++) {
int32_t sc = scanCodes[i];
@@ -545,10 +544,10 @@ status_t EventHub::Device::mapLed(int32_t led, int32_t* outScanCode) const {
return NAME_NOT_FOUND;
}
- int32_t scanCode;
- if (keyMap.keyLayoutMap->findScanCodeForLed(led, &scanCode) != NAME_NOT_FOUND) {
- if (scanCode >= 0 && scanCode <= LED_MAX && ledBitmask.test(scanCode)) {
- *outScanCode = scanCode;
+ std::optional<int32_t> scanCode = keyMap.keyLayoutMap->findScanCodeForLed(led);
+ if (scanCode.has_value()) {
+ if (*scanCode >= 0 && *scanCode <= LED_MAX && ledBitmask.test(*scanCode)) {
+ *outScanCode = *scanCode;
return NO_ERROR;
}
}
@@ -862,8 +861,7 @@ int32_t EventHub::getKeyCodeState(int32_t deviceId, int32_t keyCode) const {
Device* device = getDeviceLocked(deviceId);
if (device != nullptr && device->hasValidFd() && device->keyMap.haveKeyLayout()) {
- std::vector<int32_t> scanCodes;
- device->keyMap.keyLayoutMap->findScanCodesForKey(keyCode, &scanCodes);
+ std::vector<int32_t> scanCodes = device->keyMap.keyLayoutMap->findScanCodesForKey(keyCode);
if (scanCodes.size() != 0) {
if (device->readDeviceBitMask(EVIOCGKEY(0), device->keyState) >= 0) {
for (size_t i = 0; i < scanCodes.size(); i++) {
@@ -921,20 +919,16 @@ bool EventHub::markSupportedKeyCodes(int32_t deviceId, size_t numCodes, const in
Device* device = getDeviceLocked(deviceId);
if (device != nullptr && device->keyMap.haveKeyLayout()) {
- std::vector<int32_t> scanCodes;
for (size_t codeIndex = 0; codeIndex < numCodes; codeIndex++) {
- scanCodes.clear();
-
- status_t err = device->keyMap.keyLayoutMap->findScanCodesForKey(keyCodes[codeIndex],
- &scanCodes);
- if (!err) {
- // check the possible scan codes identified by the layout map against the
- // map of codes actually emitted by the driver
- for (size_t sc = 0; sc < scanCodes.size(); sc++) {
- if (device->keyBitmask.test(scanCodes[sc])) {
- outFlags[codeIndex] = 1;
- break;
- }
+ std::vector<int32_t> scanCodes =
+ device->keyMap.keyLayoutMap->findScanCodesForKey(keyCodes[codeIndex]);
+
+ // check the possible scan codes identified by the layout map against the
+ // map of codes actually emitted by the driver
+ for (size_t sc = 0; sc < scanCodes.size(); sc++) {
+ if (device->keyBitmask.test(scanCodes[sc])) {
+ outFlags[codeIndex] = 1;
+ break;
}
}
}
@@ -988,14 +982,15 @@ status_t EventHub::mapAxis(int32_t deviceId, int32_t scanCode, AxisInfo* outAxis
std::scoped_lock _l(mLock);
Device* device = getDeviceLocked(deviceId);
- if (device != nullptr && device->keyMap.haveKeyLayout()) {
- status_t err = device->keyMap.keyLayoutMap->mapAxis(scanCode, outAxisInfo);
- if (err == NO_ERROR) {
- return NO_ERROR;
- }
+ if (device == nullptr || !device->keyMap.haveKeyLayout()) {
+ return NAME_NOT_FOUND;
}
-
- return NAME_NOT_FOUND;
+ std::optional<AxisInfo> info = device->keyMap.keyLayoutMap->mapAxis(scanCode);
+ if (!info.has_value()) {
+ return NAME_NOT_FOUND;
+ }
+ *outAxisInfo = *info;
+ return NO_ERROR;
}
base::Result<std::pair<InputDeviceSensorType, int32_t>> EventHub::mapSensor(int32_t deviceId,
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-10-20 13:44:31 +0000