1/* 2 * Copyright (c) 2014, The Linux Foundation. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * * Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * * Redistributions in binary form must reproduce the above 10 * copyright notice, this list of conditions and the following 11 * disclaimer in the documentation and/or other materials provided 12 * with the distribution. 13 * * Neither the name of The Linux Foundation nor the names of its 14 * contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 24 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 25 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 26 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 27 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30#ifndef ANDROID_QDCM_H 31#define ANDROID_QDCM_H 32 33#include <utils/Errors.h> 34#include <sys/types.h> 35#include <cutils/log.h> 36#include <hwc_utils.h> 37#include <dlfcn.h> 38#include <binder/Parcel.h> 39#include <cutils/properties.h> 40 41#define QDCM_DEBUG 0 42 43namespace qmode { 44class ModeManager; 45} 46 47using namespace android; 48 49namespace qQdcm { 50// ---------------------------------------------------------------------------- 51 52//function prototypes used for QDCM library and service 53static inline void loadQdcmLibrary(hwc_context_t *ctx) 54{ 55 ctx->mQdcmInfo.mQdcmLib = dlopen("libmm-qdcm.so", RTLD_NOW); 56 qmode::ModeManager* (*factory)() = NULL; 57 58 if (ctx->mQdcmInfo.mQdcmLib) 59 *(void **)&factory = dlsym(ctx->mQdcmInfo.mQdcmLib, "getObject"); 60 61 if (factory) { 62 ctx->mQdcmInfo.mQdcmMode = factory(); 63 } else { 64 ctx->mQdcmInfo.mQdcmMode = NULL; 65 ALOGE("QDCM LIbrary load failing!"); 66 } 67 68 ALOGD_IF(QDCM_DEBUG, "QDCM LIbrary loaded successfully!"); 69} 70 71static inline void unloadQdcmLibrary(hwc_context_t *ctx) 72{ 73 void (*destroy)(qmode::ModeManager*) = NULL; 74 75 if (ctx->mQdcmInfo.mQdcmLib) { 76 *(void **)&destroy = dlsym(ctx->mQdcmInfo.mQdcmLib, "deleteObject"); 77 78 if (destroy) { 79 destroy(ctx->mQdcmInfo.mQdcmMode); 80 ctx->mQdcmInfo.mQdcmMode = NULL; 81 } 82 83 dlclose(ctx->mQdcmInfo.mQdcmLib); 84 ctx->mQdcmInfo.mQdcmLib = NULL; 85 } 86} 87 88void qdcmInitContext(hwc_context_t *); 89void qdcmCloseContext(hwc_context_t *); 90void qdcmApplyDefaultAfterBootAnimationDone(hwc_context_t *); 91void qdcmCmdsHandler(hwc_context_t*, const Parcel*, Parcel*); 92 93}; // namespace qQdcm 94#endif // ANDROID_QDCM_H 95