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https://github.com/zeldaret/tww.git
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JKRFileCache
This commit is contained in:
Jcw87
@@ -4,124 +4,399 @@
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//
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#include "JSystem/JKernel/JKRFileCache.h"
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#include "dolphin/types.h"
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#include "JSystem/JKernel/JKRDvdFile.h"
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#include "JSystem/JKernel/JKRFileFinder.h"
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#include "JSystem/JKernel/JKRHeap.h"
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#include "JSystem/JUtility/JUTAssert.h"
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#include "MSL_C/MSL_Common/Src/ctype.h"
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#include "MSL_C/string.h"
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#include "global.h"
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/* 802B6FEC-802B70EC .text mount__12JKRFileCacheFPCcP7JKRHeapPCc */
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void JKRFileCache::mount(const char*, JKRHeap*, const char*) {
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/* Nonmatching */
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JKRFileCache* JKRFileCache::mount(const char* path, JKRHeap* heap, const char* param_3) {
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if (!path || *path != '/') {
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return NULL;
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}
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u32 pathLength = strlen(path);
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if (pathLength != 1 && path[pathLength - 1] == '/') {
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return NULL;
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}
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JSUList<JKRFileLoader>& volumeList = getVolumeList();
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JSUListIterator<JKRFileLoader> iterator;
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for (iterator = volumeList.getFirst(); iterator != volumeList.getEnd(); ++iterator) {
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if (iterator->getVolumeType() == 'CASH') {
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JKRFileCache* fileCache = (JKRFileCache*)iterator.getObject();
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if (fileCache->mRootPath) {
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if (strcmp(fileCache->mRootPath, path) == 0) {
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fileCache->mMountCount++;
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return fileCache;
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}
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}
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}
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}
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return new (heap, 0) JKRFileCache(path, param_3);
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}
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/* 802B70EC-802B72A8 .text __ct__12JKRFileCacheFPCcPCc */
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JKRFileCache::JKRFileCache(const char*, const char*) {
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/* Nonmatching */
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JKRFileCache::JKRFileCache(const char* path, const char* volume) {
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mParentHeap = JKRHeap::findFromRoot(this);
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mMountCount = 1;
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mVolumeType = 'CASH';
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u32 pathLength = strlen(path);
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mRootPath = (char*)JKRAllocFromHeap(mParentHeap, pathLength + 1, 1);
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mCurrentPath = (char*)JKRAllocFromSysHeap(pathLength + 2, 1);
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strcpy(mRootPath, path);
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strcpy(mCurrentPath, path);
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if (path[1] != '\0') {
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convStrLower(mRootPath);
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convStrLower(mCurrentPath);
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strcat(mCurrentPath, "/");
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const char* volumePath = volume;
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if (!volume) {
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volumePath = strrchr(mRootPath, '/');
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volumePath++;
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}
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u32 volumeLength = strlen(volumePath) + 1;
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mVolumePath = (char*)JKRAllocFromSysHeap(volumeLength, 0);
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strcpy(mVolumePath, volumePath);
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convStrLower(mVolumePath);
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mVolumeName = mVolumePath;
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} else {
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const char* volumePath = volume;
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if (!volume) {
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volumePath = "dvd";
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}
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u32 volumeLength = strlen(volumePath) + 1;
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mVolumePath = (char*)JKRAllocFromSysHeap(volumeLength, 0);
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strcpy(mVolumePath, volumePath);
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convStrLower(mVolumePath);
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mVolumeName = mVolumePath;
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}
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getVolumeList().prepend(&mFileLoaderLink);
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mIsMounted = true;
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}
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/* 802B72A8-802B737C .text __dt__12JKRFileCacheFv */
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JKRFileCache::~JKRFileCache() {
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/* Nonmatching */
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removeResourceAll();
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if (mRootPath)
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JKRFreeToHeap(mParentHeap, mRootPath);
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if (mCurrentPath)
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JKRFreeToSysHeap(mCurrentPath);
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if (mVolumePath)
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JKRFreeToSysHeap(mVolumePath);
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getVolumeList().remove(&mFileLoaderLink);
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}
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/* 802B737C-802B7410 .text becomeCurrent__12JKRFileCacheFPCc */
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void JKRFileCache::becomeCurrent(const char*) {
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/* Nonmatching */
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bool JKRFileCache::becomeCurrent(const char* path) {
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char* dvdPathName = getDvdPathName(path);
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bool result = DVDChangeDir(dvdPathName);
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if (result) {
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sCurrentVolume = this;
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JKRHeap::sSystemHeap->free(mCurrentPath);
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mCurrentPath = dvdPathName;
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if (mCurrentPath[1] != '\0') {
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strcat(mCurrentPath, "/");
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}
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} else {
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JKRHeap::sSystemHeap->free(dvdPathName);
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}
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return result;
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}
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/* 802B7410-802B7564 .text getResource__12JKRFileCacheFPCc */
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void JKRFileCache::getResource(const char*) {
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/* Nonmatching */
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void* JKRFileCache::getResource(const char* path) {
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JUT_ASSERT(237, isMounted());
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void* buffer = NULL;
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char* name = getDvdPathName(path);
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JKRDvdFile dvdFile(name);
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if (dvdFile.isAvailable()) {
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CCacheBlock* cacheBlock = findCacheBlock(dvdFile.getFileID());
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if (!cacheBlock) {
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u32 fileSize = dvdFile.getFileInfo()->length;
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u32 alignedSize = ALIGN_NEXT(fileSize, 0x20);
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buffer = JKRAllocFromHeap(mParentHeap, alignedSize, 0x20);
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if (buffer) {
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dvdFile.read(buffer, alignedSize, 0);
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cacheBlock = new (JKRHeap::getSystemHeap(), 0)
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CCacheBlock(dvdFile.getFileID(), dvdFile.getFileInfo()->length, buffer);
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mCacheBlockList.append(&cacheBlock->mCacheBlockLink);
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}
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} else {
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cacheBlock->mReferenceCount++;
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buffer = cacheBlock->mMemoryPtr;
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}
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}
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JKRFreeToSysHeap(name);
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return buffer;
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}
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/* 802B7564-802B7630 .text getResource__12JKRFileCacheFUlPCc */
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void JKRFileCache::getResource(unsigned long, const char*) {
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/* Nonmatching */
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void* JKRFileCache::getResource(unsigned long, const char* path) {
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JUT_ASSERT(303, isMounted());
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char finalPath[256];
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u32 rootLength = strlen(mRootPath);
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char* filePath = finalPath + rootLength;
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strcpy(finalPath, mRootPath);
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bool found = findFile(finalPath, path);
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if (found) {
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return getResource(filePath);
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}
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return NULL;
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}
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/* 802B7630-802B7754 .text readResource__12JKRFileCacheFPvUlPCc */
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void JKRFileCache::readResource(void*, unsigned long, const char*) {
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/* Nonmatching */
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u32 JKRFileCache::readResource(void* dst, u32 dstLength, const char* path) {
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JUT_ASSERT(344, isMounted());
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char* name = getDvdPathName(path);
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JKRDvdFile dvdFile(name);
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u32 resourceSize = 0;
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while (true) {
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if (!dvdFile.isAvailable()) {
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break;
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}
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u32 fileSize = dvdFile.getFileInfo()->length;
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resourceSize = ALIGN_NEXT(fileSize, 0x20);
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dstLength = ALIGN_PREV(dstLength, 0x20);
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if (resourceSize > dstLength) {
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resourceSize = dstLength;
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}
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CCacheBlock* cacheBlock = findCacheBlock(dvdFile.getFileID());
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if (!cacheBlock) {
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dvdFile.read(dst, resourceSize, 0);
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} else {
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memcpy(dst, cacheBlock->mMemoryPtr, resourceSize);
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}
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}
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JKRFreeToSysHeap(name);
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return resourceSize;
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}
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/* 802B7754-802B7830 .text readResource__12JKRFileCacheFPvUlUlPCc */
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void JKRFileCache::readResource(void*, unsigned long, unsigned long, const char*) {
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/* Nonmatching */
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u32 JKRFileCache::readResource(void* dst, u32 dstLength, u32, const char* path) {
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JUT_ASSERT(412, isMounted());
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char finalPath[256];
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u32 rootLength = strlen(mRootPath);
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char* filePath = finalPath + rootLength;
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strcpy(finalPath, mRootPath);
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bool found = findFile(finalPath, path);
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if (found)
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return readResource(dst, dstLength, filePath);
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return NULL;
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}
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/* 802B7830-802B7904 .text removeResourceAll__12JKRFileCacheFv */
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void JKRFileCache::removeResourceAll() {
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/* Nonmatching */
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JUT_ASSERT(441, isMounted());
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JSUListIterator<CCacheBlock> iterator;
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iterator = mCacheBlockList.getFirst();
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while (iterator != mCacheBlockList.getEnd()) {
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JKRFreeToHeap(mParentHeap, iterator->mMemoryPtr);
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mCacheBlockList.remove(&iterator.getObject()->mCacheBlockLink);
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CCacheBlock* cacheBlock = (iterator++).getObject();
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delete cacheBlock;
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}
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}
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/* 802B7904-802B79E4 .text removeResource__12JKRFileCacheFPv */
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void JKRFileCache::removeResource(void*) {
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/* Nonmatching */
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bool JKRFileCache::removeResource(void* resource) {
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JUT_ASSERT(463, isMounted());
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CCacheBlock* cacheBlock = findCacheBlock(resource);
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if (!cacheBlock)
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return false;
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u32 referenceCount = cacheBlock->mReferenceCount - 1;
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cacheBlock->mReferenceCount = referenceCount;
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if (referenceCount == 0) {
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JKRFreeToHeap(mParentHeap, resource);
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mCacheBlockList.remove(&cacheBlock->mCacheBlockLink);
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delete cacheBlock;
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}
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return true;
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}
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/* 802B79E4-802B7AA8 .text detachResource__12JKRFileCacheFPv */
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void JKRFileCache::detachResource(void*) {
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/* Nonmatching */
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bool JKRFileCache::detachResource(void* resource) {
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JUT_ASSERT(490, isMounted());
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CCacheBlock* cacheBlock = findCacheBlock(resource);
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if (!cacheBlock)
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return false;
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mCacheBlockList.remove(&cacheBlock->mCacheBlockLink);
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delete cacheBlock;
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return true;
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}
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/* 802B7AA8-802B7ADC .text getResSize__12JKRFileCacheCFPCv */
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void JKRFileCache::getResSize(const void*) const {
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/* Nonmatching */
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u32 JKRFileCache::getResSize(const void* resource) const {
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CCacheBlock* cacheBlock = findCacheBlock(resource);
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if (cacheBlock == NULL) {
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return -1;
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} else {
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return cacheBlock->mFileSize;
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}
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}
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/* 802B7ADC-802B7B58 .text countFile__12JKRFileCacheCFPCc */
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void JKRFileCache::countFile(const char*) const {
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/* Nonmatching */
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u32 JKRFileCache::countFile(const char* path) const {
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DVDDirectory dir;
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DVDDirectoryEntry dirEntry;
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u32 count = 0;
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char* name = getDvdPathName(path);
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BOOL result = DVDOpenDir(name, &dir);
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if (result != 0) {
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while (result = DVDReadDir(&dir, &dirEntry), result != FALSE) {
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count = count + 1;
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}
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DVDCloseDir(&dir);
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}
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JKRFreeToSysHeap(name);
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return count;
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}
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/* 802B7B58-802B7BF4 .text getFirstFile__12JKRFileCacheCFPCc */
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void JKRFileCache::getFirstFile(const char*) const {
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/* Nonmatching */
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JKRFileFinder* JKRFileCache::getFirstFile(const char* path) const {
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char* name = getDvdPathName(path);
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JKRHeap* systemHeap = JKRHeap::getSystemHeap();
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JKRDvdFinder* finder = new (systemHeap, 0) JKRDvdFinder(name);
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JKRFreeToSysHeap(name);
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if (finder->isAvailable() != true) {
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delete finder;
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return NULL;
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}
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return finder;
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}
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/* 802B7BF4-802B7C20 .text findCacheBlock__12JKRFileCacheCFPCv */
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void JKRFileCache::findCacheBlock(const void*) const {
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/* Nonmatching */
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JKRFileCache::CCacheBlock* JKRFileCache::findCacheBlock(const void* resource) const {
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JSUListIterator<CCacheBlock> iterator;
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for (iterator = mCacheBlockList.getFirst(); iterator != mCacheBlockList.getEnd(); ++iterator) {
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if (iterator->mMemoryPtr == resource) {
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return iterator.getObject();
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}
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}
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return NULL;
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}
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/* 802B7C20-802B7C4C .text findCacheBlock__12JKRFileCacheCFUl */
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void JKRFileCache::findCacheBlock(unsigned long) const {
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/* Nonmatching */
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JKRFileCache::CCacheBlock* JKRFileCache::findCacheBlock(u32 fileID) const {
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JSUListIterator<CCacheBlock> iterator;
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for (iterator = mCacheBlockList.getFirst(); iterator != mCacheBlockList.getEnd(); ++iterator) {
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if (iterator->mFileId == fileID) {
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return iterator.getObject();
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}
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}
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return NULL;
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}
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/* 802B7C4C-802B7D58 .text findFile__12JKRFileCacheCFPcPCc */
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void JKRFileCache::findFile(char*, const char*) const {
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/* Nonmatching */
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bool JKRFileCache::findFile(char* path, const char* fileName) const {
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DVDDirectory dir;
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DVDDirectoryEntry dirEntry;
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bool result = false;
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u32 pathLength = strlen(path);
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if (DVDOpenDir(path, &dir)) {
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while (DVDReadDir(&dir, &dirEntry)) {
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if (dirEntry.is_directory) {
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char* endOfPath = path + pathLength;
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*endOfPath = '/';
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strcpy(path + pathLength + 1, dirEntry.name);
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result = findFile(path, fileName);
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if (result)
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break;
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*endOfPath = '\0';
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} else {
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result = (strcmp(fileName, dirEntry.name) == 0);
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if (result) {
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strcat(path, "/");
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strcat(path, fileName);
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break;
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}
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}
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}
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DVDCloseDir(&dir);
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}
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return result;
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}
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/* 802B7D58-802B7E60 .text getDvdPathName__12JKRFileCacheCFPCc */
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void JKRFileCache::getDvdPathName(const char*) const {
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/* Nonmatching */
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char* JKRFileCache::getDvdPathName(const char* path) const {
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char* newPath;
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if (path[0] == '/') {
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u32 length = strlen(mRootPath) + strlen(path) + 2;
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newPath = (char*)JKRAllocFromSysHeap(length, 1);
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strcpy(newPath, mRootPath);
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if (path[1]) {
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if (mRootPath[1] == 0) {
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strcat(newPath, path + 1);
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} else {
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strcat(newPath, path);
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}
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}
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} else {
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u32 length = strlen(mCurrentPath) + strlen(path) + 2;
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newPath = (char*)JKRAllocFromSysHeap(length, 1);
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strcpy(newPath, mCurrentPath);
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strcat(newPath, path);
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}
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convStrLower(newPath);
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return newPath;
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}
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/* 802B7E60-802B7EA8 .text convStrLower__12JKRFileCacheCFPc */
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void JKRFileCache::convStrLower(char*) const {
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/* Nonmatching */
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void JKRFileCache::convStrLower(char* buffer) const {
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while (*buffer) {
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*buffer++ = tolower(*buffer);
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}
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}
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/* 802B7EA8-802B7F04 .text __ct__Q212JKRFileCache11CCacheBlockFUlUlPCv */
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JKRFileCache::CCacheBlock::CCacheBlock(unsigned long, unsigned long, const void*) {
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/* Nonmatching */
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}
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/* 802B7F04-802B7F30 .text getFsResource__12JKRFileCacheFPCc */
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void JKRFileCache::getFsResource(const char*) {
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/* Nonmatching */
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}
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/* 802B7F30-802B7F5C .text getNameResource__12JKRFileCacheFUlPCc */
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void JKRFileCache::getNameResource(unsigned long, const char*) {
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/* Nonmatching */
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}
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/* 802B7F5C-802B7F88 .text readFsResource__12JKRFileCacheFPvUlPCc */
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void JKRFileCache::readFsResource(void*, unsigned long, const char*) {
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/* Nonmatching */
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}
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/* 802B7F88-802B7FB4 .text readNameResource__12JKRFileCacheFPvUlUlPCc */
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void JKRFileCache::readNameResource(void*, unsigned long, unsigned long, const char*) {
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/* Nonmatching */
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JKRFileCache::CCacheBlock::CCacheBlock(u32 fileId, u32 fileSize, const void* resource) : mCacheBlockLink(this) {
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mReferenceCount = 1;
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mFileId = fileId;
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mFileSize = fileSize;
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mMemoryPtr = (void*)resource; // todo: don't cast away const
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}
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