1 files changed, 83 insertions, 0 deletions
diff --git a/usb/Usb.cpp b/usb/Usb.cpp
new file mode 100644
index 0000000..a7756c1
--- /dev/null
+++ b/usb/Usb.cpp
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2017 The LineageOS Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <pthread.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include <utils/Errors.h>
+#include <utils/StrongPointer.h>
+
+#include "Usb.h"
+
+namespace android {
+namespace hardware {
+namespace usb {
+namespace V1_0 {
+namespace implementation {
+
+Return<void> Usb::switchRole(const hidl_string &portName,
+                             const PortRole &newRole) {
+    (void)portName;
+    (void)newRole;
+    ALOGE("%s: Not supported", __func__);
+    return Void();
+}
+
+Return<void> Usb::queryPortStatus() {
+    hidl_vec<PortStatus> currentPortStatus;
+    currentPortStatus.resize(1);
+
+    /* this device is not type C and can only be a sink */
+    currentPortStatus[0].portName = "otg_default";
+    currentPortStatus[0].currentDataRole = PortDataRole::DEVICE;
+    currentPortStatus[0].currentPowerRole = PortPowerRole::SINK;
+    currentPortStatus[0].currentMode = PortMode::UFP;
+    currentPortStatus[0].canChangeMode = false;
+    currentPortStatus[0].canChangeDataRole = false;
+    currentPortStatus[0].canChangePowerRole = false;
+    currentPortStatus[0].supportedModes = PortMode::UFP;
+
+    pthread_mutex_lock(&mLock);
+    if (mCallback != NULL) {
+        Return<void> ret =
+                mCallback->notifyPortStatusChange(currentPortStatus, Status::SUCCESS);
+        if (!ret.isOk())
+            ALOGE("queryPortStatus error %s", ret.description().c_str());
+    } else {
+        ALOGI("Notifying userspace skipped. Callback is NULL");
+    }
+    pthread_mutex_unlock(&mLock);
+
+    return Void();
+}
+
+Return<void> Usb::setCallback(const sp<IUsbCallback> &callback) {
+    pthread_mutex_lock(&mLock);
+
+    mCallback = callback;
+    ALOGI("registering callback");
+
+    pthread_mutex_unlock(&mLock);
+    return Void();
+}
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace usb
+}  // namespace hardware
+}  // namespace android