mirror of
https://github.com/libretro/ppsspp.git
synced 2024-12-05 15:37:51 +00:00
464 lines
13 KiB
C++
464 lines
13 KiB
C++
// Copyright (c) 2013- PPSSPP Project.
|
|
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, version 2.0 or later versions.
|
|
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License 2.0 for more details.
|
|
|
|
// A copy of the GPL 2.0 should have been included with the program.
|
|
// If not, see http://www.gnu.org/licenses/
|
|
|
|
// Official git repository and contact information can be found at
|
|
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
|
|
|
|
#include <string>
|
|
#include <map>
|
|
|
|
#include "base/timeutil.h"
|
|
#include "base/stringutil.h"
|
|
#include "file/file_util.h"
|
|
#include "file/zip_read.h"
|
|
#include "image/png_load.h"
|
|
#include "thread/prioritizedworkqueue.h"
|
|
#include "Common/StringUtils.h"
|
|
#include "GameInfoCache.h"
|
|
#include "Core/FileSystems/ISOFileSystem.h"
|
|
#include "Core/FileSystems/DirectoryFileSystem.h"
|
|
#include "Core/FileSystems/VirtualDiscFileSystem.h"
|
|
#include "Core/ELF/PBPReader.h"
|
|
#include "Core/System.h"
|
|
|
|
#include "Core/Config.h"
|
|
|
|
GameInfoCache g_gameInfoCache;
|
|
|
|
bool GameInfo::DeleteGame() {
|
|
switch (fileType) {
|
|
case FILETYPE_PSP_ISO:
|
|
case FILETYPE_PSP_ISO_NP:
|
|
// Just delete the one file (TODO: handle two-disk games as well somehow).
|
|
deleteFile(fileInfo.fullName.c_str());
|
|
return true;
|
|
|
|
case FILETYPE_PSP_PBP_DIRECTORY:
|
|
// Recursively deleting directories not yet supported
|
|
return false;
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
u64 GameInfo::GetGameSizeInBytes() {
|
|
switch (fileType) {
|
|
case FILETYPE_PSP_PBP_DIRECTORY:
|
|
// TODO: Need to recurse here.
|
|
return 0;
|
|
default:
|
|
return fileInfo.size;
|
|
}
|
|
}
|
|
|
|
std::vector<std::string> GameInfo::GetSaveDataDirectories() {
|
|
std::string memc, flash;
|
|
GetSysDirectories(memc, flash);
|
|
|
|
std::vector<FileInfo> dirs;
|
|
getFilesInDir((memc + "PSP/SAVEDATA/").c_str(), &dirs);
|
|
|
|
std::vector<std::string> directories;
|
|
for (size_t i = 0; i < dirs.size(); i++) {
|
|
if (startsWith(dirs[i].name, id)) {
|
|
directories.push_back(dirs[i].fullName);
|
|
}
|
|
}
|
|
|
|
return directories;
|
|
}
|
|
|
|
u64 GameInfo::GetSaveDataSizeInBytes() {
|
|
std::vector<std::string> saveDataDir = GetSaveDataDirectories();
|
|
|
|
u64 totalSize = 0;
|
|
for (size_t j = 0; j < saveDataDir.size(); j++) {
|
|
std::vector<FileInfo> fileInfo;
|
|
getFilesInDir(saveDataDir[j].c_str(), &fileInfo);
|
|
// Note: getFileInDir does not fill in fileSize properly.
|
|
for (size_t i = 0; i < fileInfo.size(); i++) {
|
|
FileInfo finfo;
|
|
getFileInfo(fileInfo[i].fullName.c_str(), &finfo);
|
|
if (!finfo.isDirectory)
|
|
totalSize += finfo.size;
|
|
}
|
|
}
|
|
return totalSize;
|
|
}
|
|
|
|
bool GameInfo::DeleteAllSaveData() {
|
|
std::vector<std::string> saveDataDir = GetSaveDataDirectories();
|
|
for (size_t j = 0; j < saveDataDir.size(); j++) {
|
|
std::vector<FileInfo> fileInfo;
|
|
getFilesInDir(saveDataDir[j].c_str(), &fileInfo);
|
|
|
|
u64 totalSize = 0;
|
|
for (size_t i = 0; i < fileInfo.size(); i++) {
|
|
deleteFile(fileInfo[i].fullName.c_str());
|
|
}
|
|
|
|
deleteDir(saveDataDir[j].c_str());
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static bool ReadFileToString(IFileSystem *fs, const char *filename, std::string *contents, recursive_mutex *mtx) {
|
|
PSPFileInfo info = fs->GetFileInfo(filename);
|
|
if (!info.exists) {
|
|
return false;
|
|
}
|
|
|
|
int handle = fs->OpenFile(filename, FILEACCESS_READ);
|
|
if (!handle) {
|
|
return false;
|
|
}
|
|
|
|
if (mtx) {
|
|
lock_guard lock(*mtx);
|
|
contents->resize(info.size);
|
|
fs->ReadFile(handle, (u8 *)contents->data(), info.size);
|
|
} else {
|
|
contents->resize(info.size);
|
|
fs->ReadFile(handle, (u8 *)contents->data(), info.size);
|
|
}
|
|
fs->CloseFile(handle);
|
|
return true;
|
|
}
|
|
|
|
|
|
class GameInfoWorkItem : public PrioritizedWorkQueueItem {
|
|
public:
|
|
GameInfoWorkItem(const std::string &gamePath, GameInfo *info)
|
|
: gamePath_(gamePath), info_(info) {
|
|
}
|
|
|
|
virtual void run() {
|
|
getFileInfo(gamePath_.c_str(), &info_->fileInfo);
|
|
if (!info_->fileInfo.exists)
|
|
return;
|
|
|
|
std::string filename = gamePath_;
|
|
info_->fileType = Identify_File(filename);
|
|
|
|
switch (info_->fileType) {
|
|
case FILETYPE_PSP_PBP:
|
|
case FILETYPE_PSP_PBP_DIRECTORY:
|
|
{
|
|
std::string pbpFile = filename;
|
|
if (info_->fileType == FILETYPE_PSP_PBP_DIRECTORY)
|
|
pbpFile += "/EBOOT.PBP";
|
|
|
|
PBPReader pbp(pbpFile.c_str());
|
|
if (!pbp.IsValid())
|
|
return;
|
|
|
|
// First, PARAM.SFO.
|
|
size_t sfoSize;
|
|
u8 *sfoData = pbp.GetSubFile(PBP_PARAM_SFO, &sfoSize);
|
|
{
|
|
lock_guard lock(info_->lock);
|
|
info_->paramSFO.ReadSFO(sfoData, sfoSize);
|
|
info_->title = info_->paramSFO.GetValueString("TITLE");
|
|
info_->id = info_->paramSFO.GetValueString("DISC_ID");
|
|
info_->id_version = info_->paramSFO.GetValueString("DISC_ID") + "_" + info_->paramSFO.GetValueString("DISC_VERSION");
|
|
|
|
info_->paramSFOLoaded = true;
|
|
}
|
|
delete [] sfoData;
|
|
|
|
// Then, ICON0.PNG.
|
|
{
|
|
lock_guard lock(info_->lock);
|
|
if (pbp.GetSubFileSize(PBP_ICON0_PNG) > 0) {
|
|
pbp.GetSubFileAsString(PBP_ICON0_PNG, &info_->iconTextureData);
|
|
} else {
|
|
// Read standard icon
|
|
size_t sz;
|
|
INFO_LOG(LOADER, "Loading unknown.png because a PBP was missing an icon");
|
|
uint8_t *contents = VFSReadFile("unknown.png", &sz);
|
|
if (contents) {
|
|
lock_guard lock(info_->lock);
|
|
info_->iconTextureData = std::string((const char *)contents, sz);
|
|
}
|
|
delete [] contents;
|
|
}
|
|
}
|
|
|
|
if (info_->wantBG) {
|
|
if (pbp.GetSubFileSize(PBP_PIC1_PNG) > 0) {
|
|
lock_guard lock(info_->lock);
|
|
pbp.GetSubFileAsString(PBP_PIC1_PNG, &info_->pic1TextureData);
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case FILETYPE_PSP_ELF:
|
|
// An elf on its own has no usable information, no icons, no nothing.
|
|
info_->title = getFilename(filename);
|
|
info_->id = "ELF000000";
|
|
info_->id_version = "ELF000000_1.00";
|
|
info_->paramSFOLoaded = true;
|
|
|
|
{
|
|
// Read standard icon
|
|
size_t sz;
|
|
uint8_t *contents = VFSReadFile("unknown.png", &sz);
|
|
INFO_LOG(LOADER, "Loading unknown.png because there was an ELF");
|
|
if (contents) {
|
|
lock_guard lock(info_->lock);
|
|
info_->iconTextureData = std::string((const char *)contents, sz);
|
|
}
|
|
delete [] contents;
|
|
}
|
|
|
|
break;
|
|
|
|
case FILETYPE_PSP_DISC_DIRECTORY:
|
|
{
|
|
info_->fileType = FILETYPE_PSP_ISO;
|
|
SequentialHandleAllocator handles;
|
|
VirtualDiscFileSystem umd(&handles,gamePath_.c_str());
|
|
|
|
// Alright, let's fetch the PARAM.SFO.
|
|
std::string paramSFOcontents;
|
|
if (ReadFileToString(&umd, "/PSP_GAME/PARAM.SFO", ¶mSFOcontents, 0)) {
|
|
lock_guard lock(info_->lock);
|
|
info_->paramSFO.ReadSFO((const u8 *)paramSFOcontents.data(), paramSFOcontents.size());
|
|
info_->title = info_->paramSFO.GetValueString("TITLE");
|
|
info_->id = info_->paramSFO.GetValueString("DISC_ID");
|
|
info_->id_version = info_->paramSFO.GetValueString("DISC_ID") + "_" + info_->paramSFO.GetValueString("DISC_VERSION");
|
|
|
|
info_->paramSFOLoaded = true;
|
|
}
|
|
|
|
ReadFileToString(&umd, "/PSP_GAME/ICON0.PNG", &info_->iconTextureData, &info_->lock);
|
|
if (info_->wantBG) {
|
|
ReadFileToString(&umd, "/PSP_GAME/PIC0.PNG", &info_->pic0TextureData, &info_->lock);
|
|
}
|
|
ReadFileToString(&umd, "/PSP_GAME/PIC1.PNG", &info_->pic1TextureData, &info_->lock);
|
|
break;
|
|
}
|
|
case FILETYPE_PSP_ISO:
|
|
case FILETYPE_PSP_ISO_NP:
|
|
{
|
|
info_->fileType = FILETYPE_PSP_ISO;
|
|
SequentialHandleAllocator handles;
|
|
// Let's assume it's an ISO.
|
|
// TODO: This will currently read in the whole directory tree. Not really necessary for just a
|
|
// few files.
|
|
BlockDevice *bd = constructBlockDevice(gamePath_.c_str());
|
|
if (!bd)
|
|
return; // nothing to do here..
|
|
ISOFileSystem umd(&handles, bd, "/PSP_GAME");
|
|
|
|
// Alright, let's fetch the PARAM.SFO.
|
|
std::string paramSFOcontents;
|
|
if (ReadFileToString(&umd, "/PSP_GAME/PARAM.SFO", ¶mSFOcontents, 0)) {
|
|
lock_guard lock(info_->lock);
|
|
info_->paramSFO.ReadSFO((const u8 *)paramSFOcontents.data(), paramSFOcontents.size());
|
|
info_->title = info_->paramSFO.GetValueString("TITLE");
|
|
info_->id = info_->paramSFO.GetValueString("DISC_ID");
|
|
info_->id_version = info_->paramSFO.GetValueString("DISC_ID") + "_" + info_->paramSFO.GetValueString("DISC_VERSION");
|
|
|
|
info_->paramSFOLoaded = true;
|
|
} else {
|
|
// Fall back to the filename for title if ISO is broken
|
|
info_->title = gamePath_;
|
|
}
|
|
|
|
ReadFileToString(&umd, "/PSP_GAME/ICON0.PNG", &info_->iconTextureData, &info_->lock);
|
|
if (info_->wantBG) {
|
|
ReadFileToString(&umd, "/PSP_GAME/PIC0.PNG", &info_->pic0TextureData, &info_->lock);
|
|
}
|
|
ReadFileToString(&umd, "/PSP_GAME/PIC1.PNG", &info_->pic1TextureData, &info_->lock);
|
|
break;
|
|
}
|
|
|
|
case FILETYPE_NORMAL_DIRECTORY:
|
|
info_->title = gamePath_;
|
|
break;
|
|
|
|
default:
|
|
{
|
|
std::string fn, ext;
|
|
SplitPath(gamePath_, 0, &fn, &ext);
|
|
info_->title = fn + "." + ext;
|
|
}
|
|
break;
|
|
}
|
|
// probably only want these when we ask for the background image...
|
|
// should maybe flip the flag to "onlyIcon"
|
|
if (info_->wantBG) {
|
|
info_->gameSize = info_->GetGameSizeInBytes();
|
|
info_->saveDataSize = info_->GetSaveDataSizeInBytes();
|
|
}
|
|
}
|
|
|
|
virtual float priority() {
|
|
return info_->lastAccessedTime;
|
|
}
|
|
|
|
private:
|
|
std::string gamePath_;
|
|
GameInfo *info_;
|
|
DISALLOW_COPY_AND_ASSIGN(GameInfoWorkItem);
|
|
};
|
|
|
|
|
|
|
|
GameInfoCache::~GameInfoCache() {
|
|
Clear();
|
|
}
|
|
|
|
void GameInfoCache::Init() {
|
|
gameInfoWQ_ = new PrioritizedWorkQueue();
|
|
ProcessWorkQueueOnThreadWhile(gameInfoWQ_);
|
|
}
|
|
|
|
void GameInfoCache::Shutdown() {
|
|
StopProcessingWorkQueue(gameInfoWQ_);
|
|
}
|
|
|
|
void GameInfoCache::Save()
|
|
{
|
|
// TODO
|
|
}
|
|
|
|
void GameInfoCache::Load() {
|
|
// TODO
|
|
}
|
|
|
|
void GameInfoCache::Decimate() {
|
|
// TODO
|
|
}
|
|
|
|
void GameInfoCache::Clear() {
|
|
if (gameInfoWQ_)
|
|
gameInfoWQ_->Flush();
|
|
for (auto iter = info_.begin(); iter != info_.end(); iter++) {
|
|
lock_guard lock(iter->second->lock);
|
|
if (!iter->second->pic0TextureData.empty()) {
|
|
iter->second->pic0TextureData.clear();
|
|
}
|
|
if (iter->second->pic0Texture) {
|
|
delete iter->second->pic0Texture;
|
|
iter->second->pic0Texture = 0;
|
|
}
|
|
if (!iter->second->pic1TextureData.empty()) {
|
|
iter->second->pic1TextureData.clear();
|
|
}
|
|
if (iter->second->pic1Texture) {
|
|
delete iter->second->pic1Texture;
|
|
iter->second->pic1Texture = 0;
|
|
}
|
|
}
|
|
info_.clear();
|
|
}
|
|
|
|
void GameInfoCache::FlushBGs() {
|
|
for (auto iter = info_.begin(); iter != info_.end(); iter++) {
|
|
lock_guard lock(iter->second->lock);
|
|
if (!iter->second->pic0TextureData.empty()) {
|
|
iter->second->pic0TextureData.clear();
|
|
}
|
|
if (iter->second->pic0Texture) {
|
|
delete iter->second->pic0Texture;
|
|
iter->second->pic0Texture = 0;
|
|
}
|
|
if (!iter->second->pic1TextureData.empty()) {
|
|
iter->second->pic1TextureData.clear();
|
|
}
|
|
if (iter->second->pic1Texture) {
|
|
delete iter->second->pic1Texture;
|
|
iter->second->pic1Texture = 0;
|
|
}
|
|
iter->second->wantBG = false;
|
|
}
|
|
}
|
|
|
|
void GameInfoCache::Add(const std::string &key, GameInfo *info_) {
|
|
|
|
}
|
|
|
|
// This may run off-main-thread and we thus can't use the global
|
|
// pspFileSystem (well, we could with synchronization but there might not
|
|
// even be a game running).
|
|
GameInfo *GameInfoCache::GetInfo(const std::string &gamePath, bool wantBG) {
|
|
auto iter = info_.find(gamePath);
|
|
if (iter != info_.end()) {
|
|
GameInfo *info = iter->second;
|
|
if (!info->wantBG && wantBG) {
|
|
// Need to start over. We'll just add a new work item.
|
|
delete info; // Hm, how dangerous is this? There might be a race condition here.
|
|
goto again;
|
|
}
|
|
{
|
|
lock_guard lock(info->lock);
|
|
if (info->iconTextureData.size()) {
|
|
info->iconTexture = new Texture();
|
|
// TODO: We could actually do the PNG decoding as well on the async thread.
|
|
// We'd have to split up Texture->LoadPNG though, creating some intermediate Image class maybe.
|
|
if (info->iconTexture->LoadPNG((const u8 *)info->iconTextureData.data(), info->iconTextureData.size(), false)) {
|
|
info->timeIconWasLoaded = time_now_d();
|
|
} else {
|
|
delete info->iconTexture;
|
|
info->iconTexture = 0;
|
|
}
|
|
info->iconTextureData.clear();
|
|
}
|
|
}
|
|
{
|
|
lock_guard lock(info->lock);
|
|
if (info->pic0TextureData.size()) {
|
|
info->pic0Texture = new Texture();
|
|
if (info->pic0Texture->LoadPNG((const u8 *)info->pic0TextureData.data(), info->pic0TextureData.size(), false)) {
|
|
info->timePic0WasLoaded = time_now_d();
|
|
} else {
|
|
delete info->pic0Texture;
|
|
info->pic0Texture = 0;
|
|
}
|
|
info->pic0TextureData.clear();
|
|
}
|
|
}
|
|
{
|
|
lock_guard lock(info->lock);
|
|
if (info->pic1TextureData.size()) {
|
|
info->pic1Texture = new Texture();
|
|
if (info->pic1Texture->LoadPNG((const u8 *)info->pic1TextureData.data(), info->pic1TextureData.size(), false)) {
|
|
info->timePic1WasLoaded = time_now_d();
|
|
} else {
|
|
delete info->pic1Texture;
|
|
info->pic1Texture = 0;
|
|
}
|
|
info->pic1TextureData.clear();
|
|
}
|
|
}
|
|
iter->second->lastAccessedTime = time_now_d();
|
|
return iter->second;
|
|
}
|
|
|
|
again:
|
|
|
|
GameInfo *info = new GameInfo();
|
|
info->wantBG = wantBG;
|
|
|
|
GameInfoWorkItem *item = new GameInfoWorkItem(gamePath, info);
|
|
gameInfoWQ_->Add(item);
|
|
|
|
info_[gamePath] = info;
|
|
return info;
|
|
}
|