61d14ea267
androidcontentfileengine.cpp qandroidapkfileengine.cpp, qandroidassetsfileenginehandler.cpp and extract.cpp marked Reasons: Data serialization, filename parsing Task-number: QTBUG-136818 Task-number: QTBUG-135178 Task-number: QTBUG-136816 Pick-to: 6.8 Change-Id: Ib277a04cc00dc0762feed17a7f185aa5d19942dc Reviewed-by: Assam Boudjelthia <assam.boudjelthia@qt.io> (cherry picked from commit a6caa394ba49cb58cc07613f9a5fc6bfb5975e3b) Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
106 lines
3.7 KiB
C++
106 lines
3.7 KiB
C++
// Copyright (C) 2021 The Qt Company Ltd.
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// Copyright (C) 2014 BogDan Vatra <bogdan@kde.org>
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
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// Qt-Security score:critical reason:data-serializing
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#include <QtCore/QJniEnvironment>
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#include <alloca.h>
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#include <android/log.h>
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#include <extract.h>
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#include <jni.h>
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#include <stdlib.h>
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#define LOG_TAG "extractSyleInfo"
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#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR,LOG_TAG,__VA_ARGS__)
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// The following part was shamelessly stolen from ResourceTypes.cpp from Android's sources
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/*
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* Copyright (C) 2005 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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static void deserializeInternal(const void* inData, Res_png_9patch* outData) {
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char* patch = (char*) inData;
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if (inData != outData) {
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memmove(&outData->wasDeserialized, patch, 4); // copy wasDeserialized, numXDivs, numYDivs, numColors
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memmove(&outData->paddingLeft, patch + 12, 4); // copy wasDeserialized, numXDivs, numYDivs, numColors
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}
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outData->wasDeserialized = true;
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char* data = (char*)outData;
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data += sizeof(Res_png_9patch);
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outData->xDivs = (int32_t*) data;
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data += outData->numXDivs * sizeof(int32_t);
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outData->yDivs = (int32_t*) data;
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data += outData->numYDivs * sizeof(int32_t);
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outData->colors = (uint32_t*) data;
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}
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Res_png_9patch* Res_png_9patch::deserialize(const void* inData)
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{
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if (sizeof(void*) != sizeof(int32_t)) {
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LOGE("Cannot deserialize on non 32-bit system\n");
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return NULL;
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}
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deserializeInternal(inData, (Res_png_9patch*) inData);
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return (Res_png_9patch*) inData;
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}
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extern "C" JNIEXPORT jintArray JNICALL
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Java_org_qtproject_qt_android_ExtractStyle_extractNativeChunkInfo20(JNIEnv *env, jobject, long addr)
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{
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Res_png_9patch20* chunk = reinterpret_cast<Res_png_9patch20*>(addr);
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Res_png_9patch20::deserialize(chunk);
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//printChunkInformation(chunk);
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jintArray result;
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size_t size = 3+chunk->numXDivs+chunk->numYDivs+chunk->numColors;
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result = env->NewIntArray(size);
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if (!result)
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return 0;
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jint *data = (jint*)malloc(sizeof(jint)*size);
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size_t pos = 0;
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data[pos++] = chunk->numXDivs;
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data[pos++] = chunk->numYDivs;
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data[pos++] = chunk->numColors;
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int32_t* xDivs = chunk->getXDivs();
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int32_t* yDivs = chunk->getYDivs();
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uint32_t* colors = chunk->getColors();
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for (int x = 0; x <chunk->numXDivs; x ++)
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data[pos++]=xDivs[x];
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for (int y = 0; y <chunk->numYDivs; y ++)
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data[pos++] = yDivs[y];
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for (int c = 0; c <chunk->numColors; c ++)
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data[pos++] = colors[c];
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env->SetIntArrayRegion(result, 0, size, data);
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free(data);
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return result;
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}
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static inline void fill9patchOffsets(Res_png_9patch20* patch) {
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patch->xDivsOffset = sizeof(Res_png_9patch20);
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patch->yDivsOffset = patch->xDivsOffset + (patch->numXDivs * sizeof(int32_t));
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patch->colorsOffset = patch->yDivsOffset + (patch->numYDivs * sizeof(int32_t));
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}
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Res_png_9patch20* Res_png_9patch20::deserialize(void* inData)
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{
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Res_png_9patch20* patch = reinterpret_cast<Res_png_9patch20*>(inData);
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patch->wasDeserialized = true;
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fill9patchOffsets(patch);
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return patch;
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}
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