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103 lines
4.2 KiB
103 lines
4.2 KiB
4 months ago
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/*
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* Copyright (c) 2013-14 The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef QSERVICEUTILS_H
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#define QSERVICEUTILS_H
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#include <binder/Parcel.h>
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#include <binder/IServiceManager.h>
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#include <utils/RefBase.h>
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#include <IQService.h>
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// ----------------------------------------------------------------------------
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// Helpers
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// ----------------------------------------------------------------------------
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inline android::sp<qService::IQService> getBinder() {
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android::sp<android::IServiceManager> sm = android::defaultServiceManager();
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android::sp<qService::IQService> binder =
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android::interface_cast<qService::IQService>
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(sm->getService(android::String16("display.qservice")));
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if (binder == NULL) {
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ALOGE("%s: invalid binder object", __FUNCTION__);
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}
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return binder;
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}
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inline android::status_t sendSingleParam(uint32_t command, uint32_t value) {
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android::status_t err = (android::status_t) android::FAILED_TRANSACTION;
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android::sp<qService::IQService> binder = getBinder();
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android::Parcel inParcel, outParcel;
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inParcel.writeInt32(value);
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if(binder != NULL) {
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err = binder->dispatch(command, &inParcel , &outParcel);
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}
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return err;
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}
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// ----------------------------------------------------------------------------
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// Convenience wrappers that clients can call
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// ----------------------------------------------------------------------------
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inline android::status_t screenRefresh() {
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return sendSingleParam(qService::IQService::SCREEN_REFRESH, 1);
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}
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inline android::status_t toggleScreenUpdate(uint32_t on) {
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return sendSingleParam(qService::IQService::TOGGLE_SCREEN_UPDATES, on);
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}
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inline android::status_t setExtOrientation(uint32_t orientation) {
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return sendSingleParam(qService::IQService::EXTERNAL_ORIENTATION,
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orientation);
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}
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inline android::status_t setBufferMirrorMode(uint32_t enable) {
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return sendSingleParam(qService::IQService::BUFFER_MIRRORMODE, enable);
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}
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inline android::status_t setCameraLaunchStatus(uint32_t on) {
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return sendSingleParam(qService::IQService::SET_CAMERA_STATUS, on);
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}
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inline bool displayBWTransactionPending() {
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android::status_t err = (android::status_t) android::FAILED_TRANSACTION;
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bool ret = false;
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android::sp<qService::IQService> binder = getBinder();
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android::Parcel inParcel, outParcel;
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if(binder != NULL) {
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err = binder->dispatch(qService::IQService::GET_BW_TRANSACTION_STATUS,
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&inParcel , &outParcel);
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if(err != android::NO_ERROR){
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ALOGE("GET_BW_TRANSACTION_STATUS binder call failed err=%d", err);
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return ret;
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}
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}
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ret = outParcel.readInt32();
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return ret;
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}
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#endif /* end of include guard: QSERVICEUTILS_H */
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