mirror of
https://github.com/hrydgard/ppsspp.git
synced 2024-11-23 21:39:52 +00:00
278 lines
8.2 KiB
C++
278 lines
8.2 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#include <algorithm>
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#include "Common/Common.h"
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#include "Common/ChunkFile.h"
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#include "Core/ELF/ParamSFO.h"
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#include "Core/MemMapHelpers.h"
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#include "Core/Reporting.h"
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#include "Core/System.h"
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#include "Core/FileSystems/MetaFileSystem.h"
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#include "Core/Dialog/PSPGamedataInstallDialog.h"
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std::string saveBasePath = "ms0:/PSP/SAVEDATA/";
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// Guesses.
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const static int GAMEDATA_INIT_DELAY_US = 200000;
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const static int GAMEDATA_SHUTDOWN_DELAY_US = 2000;
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const static u32 GAMEDATA_BYTES_PER_READ = 32768;
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// TODO: Could adjust based on real-time into frame? Or eat cycles?
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// If this is too high, some games (e.g. Senjou no Valkyria 3) will lag.
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const static u32 GAMEDATA_READS_PER_UPDATE = 20;
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static const std::string SFO_FILENAME = "PARAM.SFO";
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namespace
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{
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std::vector<std::string> GetPSPFileList (std::string dirpath) {
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std::vector<std::string> FileList;
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auto Fileinfos = pspFileSystem.GetDirListing(dirpath);
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for (auto it = Fileinfos.begin(); it != Fileinfos.end(); ++it) {
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std::string info = (*it).name;
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FileList.push_back(info);
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}
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return FileList;
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}
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}
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PSPGamedataInstallDialog::PSPGamedataInstallDialog() {
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}
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PSPGamedataInstallDialog::~PSPGamedataInstallDialog() {
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}
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int PSPGamedataInstallDialog::Init(u32 paramAddr) {
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if (GetStatus() != SCE_UTILITY_STATUS_NONE) {
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ERROR_LOG_REPORT(SCEUTILITY, "A game install request is already running, not starting a new one");
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return SCE_ERROR_UTILITY_INVALID_STATUS;
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}
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param.ptr = paramAddr;
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inFileNames = GetPSPFileList("disc0:/PSP_GAME/INSDIR");
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numFiles = (int)inFileNames.size();
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readFiles = 0;
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progressValue = 0;
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allFilesSize = 0;
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allReadSize = 0;
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currentInputFile = 0;
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currentOutputFile = 0;
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for (std::string filename : inFileNames) {
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allFilesSize += pspFileSystem.GetFileInfo("disc0:/PSP_GAME/INSDIR/" + filename).size;
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}
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if (allFilesSize == 0) {
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ERROR_LOG_REPORT(SCEUTILITY, "Game install with no files / data");
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// TODO: What happens here?
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return -1;
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}
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int size = Memory::Read_U32(paramAddr);
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memset(&request, 0, sizeof(request));
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// Only copy the right size to support different request format
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Memory::Memcpy(&request, paramAddr, size);
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ChangeStatusInit(GAMEDATA_INIT_DELAY_US);
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return 0;
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}
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int PSPGamedataInstallDialog::Update(int animSpeed) {
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if (GetStatus() != SCE_UTILITY_STATUS_RUNNING)
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return SCE_ERROR_UTILITY_INVALID_STATUS;
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if (readFiles < numFiles) {
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if (currentInputFile != 0 && currentOutputFile != 0) {
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// Continue copying, this will close once done automatically.
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CopyCurrentFileData();
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} else {
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OpenNextFile();
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}
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UpdateProgress();
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} else {
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WriteSfoFile();
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// TODO: What is this? Should one of these update per file or anything?
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request.unknownResult1 = readFiles;
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request.unknownResult2 = readFiles;
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Memory::WriteStruct(param.ptr, &request);
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ChangeStatus(SCE_UTILITY_STATUS_FINISHED, 0);
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}
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return 0;
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}
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void PSPGamedataInstallDialog::OpenNextFile() {
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std::string inputFileName = "disc0:/PSP_GAME/INSDIR/" + inFileNames[readFiles];
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std::string outputFileName = GetGameDataInstallFileName(&request, inFileNames[readFiles]);
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currentInputFile = pspFileSystem.OpenFile(inputFileName, FILEACCESS_READ);
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if (!currentInputFile) {
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// TODO: Generate an error code?
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ERROR_LOG_REPORT(SCEUTILITY, "Unable to read from install file: %s", inFileNames[readFiles].c_str());
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++readFiles;
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return;
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}
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currentOutputFile = pspFileSystem.OpenFile(outputFileName, (FileAccess)(FILEACCESS_WRITE | FILEACCESS_CREATE | FILEACCESS_TRUNCATE));
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if (!currentOutputFile) {
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// TODO: Generate an error code?
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ERROR_LOG(SCEUTILITY, "Unable to write to install file: %s", inFileNames[readFiles].c_str());
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pspFileSystem.CloseFile(currentInputFile);
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currentInputFile = 0;
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++readFiles;
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return;
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}
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currentInputBytesLeft = (u32)pspFileSystem.GetFileInfo(inputFileName).size;
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}
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void PSPGamedataInstallDialog::CopyCurrentFileData() {
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u8 buffer[GAMEDATA_BYTES_PER_READ];
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for (u32 i = 0; i < GAMEDATA_READS_PER_UPDATE; ++i) {
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if (currentInputBytesLeft <= 0) {
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break;
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}
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const u32 bytesToRead = std::min(GAMEDATA_BYTES_PER_READ, currentInputBytesLeft);
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size_t readSize = pspFileSystem.ReadFile(currentInputFile, buffer, bytesToRead);
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if (readSize > 0) {
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pspFileSystem.WriteFile(currentOutputFile, buffer, readSize);
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currentInputBytesLeft -= (u32)readSize;
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allReadSize += readSize;
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} else {
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break;
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}
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}
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if (currentInputBytesLeft <= 0) {
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CloseCurrentFile();
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}
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}
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void PSPGamedataInstallDialog::CloseCurrentFile() {
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pspFileSystem.CloseFile(currentOutputFile);
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currentOutputFile = 0;
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pspFileSystem.CloseFile(currentInputFile);
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currentInputFile = 0;
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++readFiles;
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}
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void PSPGamedataInstallDialog::WriteSfoFile() {
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ParamSFOData sfoFile;
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std::string sfopath = GetGameDataInstallFileName(&request, SFO_FILENAME);
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PSPFileInfo sfoInfo = pspFileSystem.GetFileInfo(sfopath);
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if (sfoInfo.exists) {
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std::vector<u8> sfoData;
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if (pspFileSystem.ReadEntireFile(sfopath, sfoData) >= 0) {
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sfoFile.ReadSFO(sfoData);
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}
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}
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// Update based on the just-saved data.
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sfoFile.SetValue("TITLE", param->sfoParam.title, 128);
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sfoFile.SetValue("SAVEDATA_TITLE", param->sfoParam.savedataTitle, 128);
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sfoFile.SetValue("SAVEDATA_DETAIL", param->sfoParam.detail, 1024);
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sfoFile.SetValue("PARENTAL_LEVEL", param->sfoParam.parentalLevel, 4);
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// TODO: Verify category.
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sfoFile.SetValue("CATEGORY", "MS", 4);
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sfoFile.SetValue("SAVEDATA_DIRECTORY", std::string(param->gameName) + param->dataName, 64);
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// TODO: Maybe there should be other things in the SFO file? Needs testing.
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u8 *sfoData;
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size_t sfoSize;
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sfoFile.WriteSFO(&sfoData,&sfoSize);
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u32 handle = pspFileSystem.OpenFile(sfopath, (FileAccess)(FILEACCESS_WRITE | FILEACCESS_CREATE | FILEACCESS_TRUNCATE));
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if (handle != 0) {
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pspFileSystem.WriteFile(handle, sfoData, sfoSize);
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pspFileSystem.CloseFile(handle);
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}
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delete[] sfoData;
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}
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int PSPGamedataInstallDialog::Abort() {
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// TODO: Delete the files or anything?
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return PSPDialog::Shutdown();
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}
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int PSPGamedataInstallDialog::Shutdown(bool force) {
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if (GetStatus() != SCE_UTILITY_STATUS_FINISHED && !force)
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return SCE_ERROR_UTILITY_INVALID_STATUS;
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return PSPDialog::Shutdown(force);
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}
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std::string PSPGamedataInstallDialog::GetGameDataInstallFileName(SceUtilityGamedataInstallParam *param, std::string filename){
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if (!param)
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return "";
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std::string GameDataInstallPath = saveBasePath + param->gameName + param->dataName + "/";
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if (!pspFileSystem.GetFileInfo(GameDataInstallPath).exists)
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pspFileSystem.MkDir(GameDataInstallPath);
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return GameDataInstallPath + filename;
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}
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void PSPGamedataInstallDialog::UpdateProgress() {
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// Update progress bar(if there is).
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// We only should update progress[0] here as the max progress value is 100.
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if (allFilesSize != 0)
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progressValue = (int)((allReadSize * 100) / allFilesSize);
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else
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progressValue = 100;
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request.progress = progressValue;
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Memory::WriteStruct(param.ptr, &request);
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}
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void PSPGamedataInstallDialog::DoState(PointerWrap &p) {
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auto s = p.Section("PSPGamedataInstallDialog", 0, 3);
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if (!s)
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return;
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// This was included in version 1 and higher.
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PSPDialog::DoState(p);
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p.Do(request);
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// This was included in version 2 and higher.
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if (s > 2) {
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p.Do(param.ptr);
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p.Do(inFileNames);
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p.Do(numFiles);
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p.Do(readFiles);
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p.Do(allFilesSize);
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p.Do(allReadSize);
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p.Do(progressValue);
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} else {
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param.ptr = 0;
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}
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if (s > 3) {
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p.Do(currentInputFile);
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p.Do(currentInputBytesLeft);
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p.Do(currentOutputFile);
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} else {
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currentInputFile = 0;
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currentInputBytesLeft = 0;
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currentOutputFile = 0;
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}
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}
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