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file formats and qt (#88)

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* added psf file format

* clang format fix

* crypto functions for pkg decryption

* pkg decryption

* initial add of qt gui , not yet usable

* renamed ini for qt gui settings into shadps4qt.ini

* file detection and loader support

* option to build QT qui

* clang format fix

* fixed reuse

* Update src/core/file_format/pkg.cpp

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* Update src/core/file_format/pkg.cpp

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* Update src/core/file_format/pkg.cpp

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* Update src/core/file_format/pkg.cpp

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* Update src/core/loader.h

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* Update src/core/loader.cpp

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* uppercase fix

* clang format fix

* small fixes

* let's try windows qt build ci

* some more fixes for ci

* Update src/core/file_format/pkg.cpp

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* Update src/core/file_format/pkg.cpp

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* Update src/core/file_format/pkg.cpp

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* Update src/core/file_format/pkg.cpp

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* Update .github/workflows/windows-qt.yml

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* Update src/core/loader.cpp

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* Update src/core/file_format/psf.cpp

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* loader namespace

* Update src/core/loader.cpp

Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>

* constexpr magic

* linux qt ci by qurious

* fix for linux qt

* Make script executable

* ci fix?

---------

Co-authored-by: raziel1000 <ckraziel@gmail.com>
Co-authored-by: GPUCode <47210458+GPUCode@users.noreply.github.com>
Co-authored-by: GPUCode <geoster3d@gmail.com>
This commit is contained in:
georgemoralis 2024-03-01 00:00:35 +02:00 • committed by GitHub
parent 99d013f612
commit 02cbebbf78
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GPG key ID: B5690EEEBB952194
53 changed files with 5781 additions and 42 deletions
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src/core/file_format/pfs.h Normal file
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// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <cstddef>
#include <string>
#include "common/types.h"
#define PFS_FILE 2
#define PFS_DIR 3
#define PFS_CURRENT_DIR 4
#define PFS_PARENT_DIR 5
enum PfsMode : unsigned short {
None = 0,
Signed = 0x1,
Is64Bit = 0x2,
Encrypted = 0x4,
UnknownFlagAlwaysSet = 0x8
};
struct PSFHeader_ {
s64 version;
s64 magic;
s64 id;
u8 fmode;
u8 clean;
u8 read_only;
u8 rsv;
PfsMode mode;
s16 unk1;
s32 block_size;
s32 n_backup;
s64 n_block;
s64 dinode_count;
s64 nd_block;
s64 dinode_block_count;
s64 superroot_ino;
};
struct PFSCHdr {
s32 magic;
s32 unk4;
s32 unk8;
s32 block_sz;
s64 block_sz2;
s64 block_offsets;
u64 data_start;
s64 data_length;
};
enum InodeMode : u16 {
o_read = 1,
o_write = 2,
o_execute = 4,
g_read = 8,
g_write = 16,
g_execute = 32,
u_read = 64,
u_write = 128,
u_execute = 256,
dir = 16384,
file = 32768,
};
enum InodeFlags : u32 {
compressed = 0x1,
unk1 = 0x2,
unk2 = 0x4,
unk3 = 0x8,
readonly = 0x10,
unk4 = 0x20,
unk5 = 0x40,
unk6 = 0x80,
unk7 = 0x100,
unk8 = 0x200,
unk9 = 0x400,
unk10 = 0x800,
unk11 = 0x1000,
unk12 = 0x2000,
unk13 = 0x4000,
unk14 = 0x8000,
unk15 = 0x10000,
internal = 0x20000
};
struct Inode {
u16 Mode;
u16 Nlink;
u32 Flags;
s64 Size;
s64 SizeCompressed;
s64 Time1_sec;
s64 Time2_sec;
s64 Time3_sec;
s64 Time4_sec;
u32 Time1_nsec;
u32 Time2_nsec;
u32 Time3_nsec;
u32 Time4_nsec;
u32 Uid;
u32 Gid;
u64 Unk1;
u64 Unk2;
u32 Blocks;
u32 loc;
};
struct pfs_fs_table {
std::string name;
u32 inode;
u32 type;
};
struct Dirent {
s32 ino;
s32 type;
s32 namelen;
s32 entsize;
char name[512];
};

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// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <fstream>
#include <zlib-ng.h>
#include "common/io_file.h"
#include "pkg.h"
#include "pkg_type.h"
static void DecompressPFSC(std::span<const char> compressed_data,
std::span<char> decompressed_data) {
zng_stream decompressStream;
decompressStream.zalloc = Z_NULL;
decompressStream.zfree = Z_NULL;
decompressStream.opaque = Z_NULL;
if (zng_inflateInit(&decompressStream) != Z_OK) {
// std::cerr << "Error initializing zlib for deflation." << std::endl;
}
decompressStream.avail_in = compressed_data.size();
decompressStream.next_in = reinterpret_cast<const Bytef*>(compressed_data.data());
decompressStream.avail_out = decompressed_data.size();
decompressStream.next_out = reinterpret_cast<Bytef*>(decompressed_data.data());
if (zng_inflate(&decompressStream, Z_FINISH)) {
}
if (zng_inflateEnd(&decompressStream) != Z_OK) {
// std::cerr << "Error ending zlib inflate" << std::endl;
}
}
u32 GetPFSCOffset(std::span<const u8> pfs_image) {
static constexpr u32 PfscMagic = 0x43534650;
u32 value;
for (u32 i = 0x20000; i < pfs_image.size(); i += 0x10000) {
std::memcpy(&value, &pfs_image[i], sizeof(u32));
if (value == PfscMagic)
return i;
}
return -1;
}
std::filesystem::path findDirectory(const std::filesystem::path& rootFolder,
const std::filesystem::path& targetDirectory) {
for (const auto& entry : std::filesystem::recursive_directory_iterator(rootFolder)) {
if (std::filesystem::is_directory(entry) &&
entry.path().filename() == targetDirectory.filename()) {
return entry.path();
}
}
return std::filesystem::path(); // Return an empty path if not found
}
PKG::PKG() = default;
PKG::~PKG() = default;
bool PKG::Open(const std::string& filepath) {
Common::FS::IOFile file(filepath, Common::FS::FileAccessMode::Read);
if (!file.IsOpen()) {
return false;
}
pkgSize = file.GetSize();
PKGHeader pkgheader;
file.Read(pkgheader);
// Find title id it is part of pkg_content_id starting at offset 0x40
file.Seek(0x47); // skip first 7 characters of content_id
file.Read(pkgTitleID);
file.Close();
return true;
}
bool PKG::Extract(const std::string& filepath, const std::filesystem::path& extract,
std::string& failreason) {
extract_path = extract;
pkgpath = filepath;
Common::FS::IOFile file(filepath, Common::FS::FileAccessMode::Read);
if (!file.IsOpen()) {
return false;
}
pkgSize = file.GetSize();
file.ReadRaw<u8>(&pkgheader, sizeof(PKGHeader));
if (pkgheader.pkg_size > pkgSize) {
failreason = "PKG file size is different";
return false;
}
if ((pkgheader.pkg_content_size + pkgheader.pkg_content_offset) > pkgheader.pkg_size) {
failreason = "Content size is bigger than pkg size";
return false;
}
file.Seek(0);
pkg.resize(pkgheader.pkg_promote_size);
file.Read(pkg);
u32 offset = pkgheader.pkg_table_entry_offset;
u32 n_files = pkgheader.pkg_table_entry_count;
std::array<u8, 32> seed_digest;
std::array<std::array<u8, 32>, 7> digest1;
std::array<std::array<u8, 256>, 7> key1;
std::array<u8, 256> imgkeydata;
for (int i = 0; i < n_files; i++) {
PKGEntry entry;
std::memcpy(&entry, &pkg[offset + i * 0x20], sizeof(entry));
// Try to figure out the name
const auto name = GetEntryNameByType(entry.id);
if (name.empty()) {
// Just print with id
Common::FS::IOFile out(extract_path / "sce_sys" / std::to_string(entry.id),
Common::FS::FileAccessMode::Write);
out.WriteRaw<u8>(pkg.data() + entry.offset, entry.size);
out.Close();
continue;
}
const auto filepath = extract_path / "sce_sys" / name;
std::filesystem::create_directories(filepath.parent_path());
if (entry.id == 0x1) { // DIGESTS, seek;
// file.Seek(entry.offset, fsSeekSet);
} else if (entry.id == 0x10) { // ENTRY_KEYS, seek;
file.Seek(entry.offset);
file.Read(seed_digest);
for (int i = 0; i < 7; i++) {
file.Read(digest1[i]);
}
for (int i = 0; i < 7; i++) {
file.Read(key1);
}
PKG::crypto.RSA2048Decrypt(dk3_, key1[3], true); // decrypt DK3
} else if (entry.id == 0x20) { // IMAGE_KEY, seek; IV_KEY
file.Seek(entry.offset);
file.Read(imgkeydata);
// The Concatenated iv + dk3 imagekey for HASH256
std::array<CryptoPP::byte, 64> concatenated_ivkey_dk3;
std::memcpy(concatenated_ivkey_dk3.data(), &entry, sizeof(entry));
std::memcpy(concatenated_ivkey_dk3.data() + sizeof(entry), dk3_.data(), sizeof(dk3_));
PKG::crypto.ivKeyHASH256(concatenated_ivkey_dk3, ivKey); // ivkey_
// imgkey_ to use for last step to get ekpfs
PKG::crypto.aesCbcCfb128Decrypt(ivKey, imgkeydata, imgKey);
// ekpfs key to get data and tweak keys.
PKG::crypto.RSA2048Decrypt(ekpfsKey, imgKey, false);
} else if (entry.id == 0x80) {
// GENERAL_DIGESTS, seek;
// file.Seek(entry.offset, fsSeekSet);
}
Common::FS::IOFile out(extract_path / "sce_sys" / name, Common::FS::FileAccessMode::Write);
out.WriteRaw<u8>(pkg.data() + entry.offset, entry.size);
out.Close();
}
// Read the seed
std::array<CryptoPP::byte, 16> seed;
file.Seek(pkgheader.pfs_image_offset + 0x370);
file.Read(seed);
// Get data and tweak keys.
PKG::crypto.PfsGenCryptoKey(ekpfsKey, seed, dataKey, tweakKey);
const u32 length = pkgheader.pfs_cache_size * 0x2; // Seems to be ok.
// Read encrypted pfs_image
std::vector<u8> pfs_encrypted(length);
file.Seek(pkgheader.pfs_image_offset);
file.Read(pfs_encrypted);
// Decrypt the pfs_image.
std::vector<u8> pfs_decrypted(length);
PKG::crypto.decryptPFS(dataKey, tweakKey, pfs_encrypted, pfs_decrypted, 0);
// Retrieve PFSC from decrypted pfs_image.
pfsc_offset = GetPFSCOffset(pfs_decrypted);
std::vector<u8> pfsc(length);
std::memcpy(pfsc.data(), pfs_decrypted.data() + pfsc_offset, length - pfsc_offset);
PFSCHdr pfsChdr;
std::memcpy(&pfsChdr, pfsc.data(), sizeof(pfsChdr));
const int num_blocks = (int)(pfsChdr.data_length / pfsChdr.block_sz2);
sectorMap.resize(num_blocks + 1); // 8 bytes, need extra 1 to get the last offset.
for (int i = 0; i < num_blocks + 1; i++) {
std::memcpy(&sectorMap[i], pfsc.data() + pfsChdr.block_offsets + i * 8, 8);
}
u32 ent_size = 0;
u32 ndinode = 0;
std::vector<char> compressedData;
std::vector<char> decompressedData(0x10000);
bool dinode_reached = false;
// Get iNdoes.
for (int i = 0; i < num_blocks; i++) {
const u64 sectorOffset = sectorMap[i];
const u64 sectorSize = sectorMap[i + 1] - sectorOffset;
compressedData.resize(sectorSize);
std::memcpy(compressedData.data(), pfsc.data() + sectorOffset, sectorSize);
if (sectorSize == 0x10000) // Uncompressed data
std::memcpy(decompressedData.data(), compressedData.data(), 0x10000);
else if (sectorSize < 0x10000) // Compressed data
DecompressPFSC(compressedData, decompressedData);
if (i == 0) {
std::memcpy(&ndinode, decompressedData.data() + 0x30, 4); // number of folders and files
}
int occupied_blocks =
(ndinode * 0xA8) / 0x10000; // how many blocks(0x10000) are taken by iNodes.
if (((ndinode * 0xA8) % 0x10000) != 0)
occupied_blocks += 1;
if (i >= 1 && i <= occupied_blocks) { // Get all iNodes, gives type, file size and location.
for (int p = 0; p < 0x10000; p += 0xA8) {
Inode node;
std::memcpy(&node, &decompressedData[p], sizeof(node));
if (node.Mode == 0) {
break;
}
iNodeBuf.push_back(node);
}
}
const char dot = decompressedData[0x10];
const std::string_view dotdot(&decompressedData[0x28], 2);
if (dot == '.' && dotdot == "..") {
dinode_reached = true;
}
// Get folder and file names.
bool end_reached = false;
if (dinode_reached) {
for (int j = 0; j < 0x10000; j += ent_size) { // Skip the first parent and child.
Dirent dirent;
std::memcpy(&dirent, &decompressedData[j], sizeof(dirent));
// Stop here and continue the main loop
if (dirent.ino == 0) {
break;
}
if (dot != '.' && dotdot != "..") {
end_reached = true;
}
ent_size = dirent.entsize;
auto& table = fsTable.emplace_back();
table.name = std::string(dirent.name, dirent.namelen);
table.inode = dirent.ino;
table.type = dirent.type;
if (table.type == PFS_DIR) {
folderMap[table.inode] = table.name;
}
}
// Seems to be the last entry, at least for the games I tested. To check as we go.
const std::string_view rightsprx(&decompressedData[0x40], 10);
if (rightsprx == "right.sprx" || end_reached) {
break;
}
}
}
// Create Folders.
folderMap[2] = GetTitleID(); // Set up game path instead of calling it uroot
game_dir = extract_path.parent_path();
title_dir = game_dir / GetTitleID();
for (int i = 0; i < fsTable.size(); i++) {
const u32 inode_number = fsTable[i].inode;
const u32 inode_type = fsTable[i].type;
const auto inode_name = fsTable[i].name;
if (inode_type == PFS_CURRENT_DIR) {
current_dir = folderMap[inode_number];
} else if (inode_type == PFS_PARENT_DIR) {
parent_dir = folderMap[inode_number];
// Skip uroot folder. we create our own game uid folder
if (i > 1) {
const auto par_dir = inode_number == 2 ? findDirectory(game_dir, parent_dir)
: findDirectory(title_dir, parent_dir);
const auto cur_dir = findDirectory(par_dir, current_dir);
if (cur_dir == "") {
extract_path = par_dir / current_dir;
std::filesystem::create_directories(extract_path);
} else {
extract_path = cur_dir;
}
}
}
extractMap[inode_number] = extract_path.string();
}
return true;
}
void PKG::ExtractFiles(const int& index) {
int inode_number = fsTable[index].inode;
int inode_type = fsTable[index].type;
std::string inode_name = fsTable[index].name;
if (inode_type == PFS_FILE) {
int sector_loc = iNodeBuf[inode_number].loc;
int nblocks = iNodeBuf[inode_number].Blocks;
int bsize = iNodeBuf[inode_number].Size;
std::string file_extracted = extractMap[inode_number] + "/" + inode_name;
Common::FS::IOFile inflated;
inflated.Open(file_extracted, Common::FS::FileAccessMode::Write);
Common::FS::IOFile pkgFile; // Open the file for each iteration to avoid conflict.
pkgFile.Open(pkgpath, Common::FS::FileAccessMode::Read);
int size_decompressed = 0;
std::vector<char> compressedData;
std::vector<char> decompressedData(0x10000);
u64 pfsc_buf_size = 0x11000; // extra 0x1000
std::vector<u8> pfsc(pfsc_buf_size);
std::vector<u8> pfs_decrypted(pfsc_buf_size);
for (int j = 0; j < nblocks; j++) {
u64 sectorOffset =
sectorMap[sector_loc + j]; // offset into PFSC_image and not pfs_image.
u64 sectorSize = sectorMap[sector_loc + j + 1] -
sectorOffset; // indicates if data is compressed or not.
u64 fileOffset = (pkgheader.pfs_image_offset + pfsc_offset + sectorOffset);
u64 currentSector1 =
(pfsc_offset + sectorOffset) / 0x1000; // block size is 0x1000 for xts decryption.
int sectorOffsetMask = (sectorOffset + pfsc_offset) & 0xFFFFF000;
int previousData = (sectorOffset + pfsc_offset) - sectorOffsetMask;
pkgFile.Seek(fileOffset - previousData);
pkgFile.Read(pfsc);
PKG::crypto.decryptPFS(dataKey, tweakKey, pfsc, pfs_decrypted, currentSector1);
compressedData.resize(sectorSize);
std::memcpy(compressedData.data(), pfs_decrypted.data() + previousData, sectorSize);
if (sectorSize == 0x10000) // Uncompressed data
std::memcpy(decompressedData.data(), compressedData.data(), 0x10000);
else if (sectorSize < 0x10000) // Compressed data
DecompressPFSC(compressedData, decompressedData);
size_decompressed += 0x10000;
if (j < nblocks - 1) {
inflated.WriteRaw<u8>(decompressedData.data(), decompressedData.size());
} else {
// This is to remove the zeros at the end of the file.
const u32 write_size = decompressedData.size() - (size_decompressed - bsize);
inflated.WriteRaw<u8>(decompressedData.data(), write_size);
}
}
pkgFile.Close();
inflated.Close();
}
}

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// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <array>
#include <cstdio>
#include <filesystem>
#include <string>
#include <unordered_map>
#include <vector>
#include "common/endian.h"
#include "core/crypto/crypto.h"
#include "pfs.h"
struct PKGHeader {
u32_be magic; // Magic
u32_be pkg_type;
u32_be pkg_0x8; // unknown field
u32_be pkg_file_count;
u32_be pkg_table_entry_count;
u16_be pkg_sc_entry_count;
u16_be pkg_table_entry_count_2; // same as pkg_entry_count
u32_be pkg_table_entry_offset; // file table offset
u32_be pkg_sc_entry_data_size;
u64_be pkg_body_offset; // offset of PKG entries
u64_be pkg_body_size; // length of all PKG entries
u64_be pkg_content_offset;
u64_be pkg_content_size;
u8 pkg_content_id[0x24]; // packages' content ID as a 36-byte string
u8 pkg_padding[0xC]; // padding
u32_be pkg_drm_type; // DRM type
u32_be pkg_content_type; // Content type
u32_be pkg_content_flags; // Content flags
u32_be pkg_promote_size;
u32_be pkg_version_date;
u32_be pkg_version_hash;
u32_be pkg_0x088;
u32_be pkg_0x08C;
u32_be pkg_0x090;
u32_be pkg_0x094;
u32_be pkg_iro_tag;
u32_be pkg_drm_type_version;
u8 pkg_zeroes_1[0x60];
/* Digest table */
u8 digest_entries1[0x20]; // sha256 digest for main entry 1
u8 digest_entries2[0x20]; // sha256 digest for main entry 2
u8 digest_table_digest[0x20]; // sha256 digest for digest table
u8 digest_body_digest[0x20]; // sha256 digest for main table
u8 pkg_zeroes_2[0x280];
u32_be pkg_0x400;
u32_be pfs_image_count; // count of PFS images
u64_be pfs_image_flags; // PFS flags
u64_be pfs_image_offset; // offset to start of external PFS image
u64_be pfs_image_size; // size of external PFS image
u64_be mount_image_offset;
u64_be mount_image_size;
u64_be pkg_size;
u32_be pfs_signed_size;
u32_be pfs_cache_size;
u8 pfs_image_digest[0x20];
u8 pfs_signed_digest[0x20];
u64_be pfs_split_size_nth_0;
u64_be pfs_split_size_nth_1;
u8 pkg_zeroes_3[0xB50];
u8 pkg_digest[0x20];
};
struct PKGEntry {
u32_be id; // File ID, useful for files without a filename entry
u32_be filename_offset; // Offset into the filenames table (ID 0x200) where this file's name is
// located
u32_be flags1; // Flags including encrypted flag, etc
u32_be flags2; // Flags including encryption key index, etc
u32_be offset; // Offset into PKG to find the file
u32_be size; // Size of the file
u64_be padding; // blank padding
};
static_assert(sizeof(PKGEntry) == 32);
class PKG {
public:
PKG();
~PKG();
bool Open(const std::string& filepath);
void ExtractFiles(const int& index);
bool Extract(const std::string& filepath, const std::filesystem::path& extract,
std::string& failreason);
u32 GetNumberOfFiles() {
return fsTable.size();
}
u64 GetPkgSize() {
return pkgSize;
}
std::string_view GetTitleID() {
return std::string_view(pkgTitleID, 9);
}
private:
Crypto crypto;
std::vector<u8> pkg;
u64 pkgSize = 0;
char pkgTitleID[9];
PKGHeader pkgheader;
std::unordered_map<int, std::string> folderMap;
std::unordered_map<int, std::string> extractMap;
std::vector<pfs_fs_table> fsTable;
std::vector<Inode> iNodeBuf;
std::vector<u64> sectorMap;
u64 pfsc_offset;
std::array<CryptoPP::byte, 32> dk3_;
std::array<CryptoPP::byte, 32> ivKey;
std::array<CryptoPP::byte, 256> imgKey;
std::array<CryptoPP::byte, 32> ekpfsKey;
std::array<CryptoPP::byte, 16> dataKey;
std::array<CryptoPP::byte, 16> tweakKey;
std::filesystem::path pkgpath;
std::filesystem::path current_dir;
std::filesystem::path parent_dir;
std::filesystem::path extract_path;
std::filesystem::path game_dir;
std::filesystem::path title_dir;
};

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// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <algorithm>
#include <array>
#include "pkg_type.h"
struct PkgEntryValue {
u32 type;
std::string_view name;
operator u32() const noexcept {
return type;
}
};
constexpr static std::array<PkgEntryValue, 611> PkgEntries = {{
{0x0001, "digests"},
{0x0010, "entry_keys"},
{0x0020, "image_key"},
{0x0080, "general_digests"},
{0x0100, "metas"},
{0x0200, "entry_names"},
{0x0400, "license.dat"},
{0x0401, "license.info"},
{0x0402, "nptitle.dat"},
{0x0403, "npbind.dat"},
{0x0404, "selfinfo.dat"},
{0x0406, "imageinfo.dat"},
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{0x16F3, "keymap_rp/14/004.png"},
{0x16F4, "keymap_rp/14/005.png"},
{0x16F5, "keymap_rp/14/006.png"},
{0x16F6, "keymap_rp/14/007.png"},
{0x16F7, "keymap_rp/14/008.png"},
{0x16F8, "keymap_rp/14/009.png"},
{0x16F9, "keymap_rp/14/010.png"},
{0x1700, "keymap_rp/15/001.png"},
{0x1701, "keymap_rp/15/002.png"},
{0x1702, "keymap_rp/15/003.png"},
{0x1703, "keymap_rp/15/004.png"},
{0x1704, "keymap_rp/15/005.png"},
{0x1705, "keymap_rp/15/006.png"},
{0x1706, "keymap_rp/15/007.png"},
{0x1707, "keymap_rp/15/008.png"},
{0x1708, "keymap_rp/15/009.png"},
{0x1709, "keymap_rp/15/010.png"},
{0x1710, "keymap_rp/16/001.png"},
{0x1711, "keymap_rp/16/002.png"},
{0x1712, "keymap_rp/16/003.png"},
{0x1713, "keymap_rp/16/004.png"},
{0x1714, "keymap_rp/16/005.png"},
{0x1715, "keymap_rp/16/006.png"},
{0x1716, "keymap_rp/16/007.png"},
{0x1717, "keymap_rp/16/008.png"},
{0x1718, "keymap_rp/16/009.png"},
{0x1719, "keymap_rp/16/010.png"},
{0x1720, "keymap_rp/17/001.png"},
{0x1721, "keymap_rp/17/002.png"},
{0x1722, "keymap_rp/17/003.png"},
{0x1723, "keymap_rp/17/004.png"},
{0x1724, "keymap_rp/17/005.png"},
{0x1725, "keymap_rp/17/006.png"},
{0x1726, "keymap_rp/17/007.png"},
{0x1727, "keymap_rp/17/008.png"},
{0x1728, "keymap_rp/17/009.png"},
{0x1729, "keymap_rp/17/010.png"},
{0x1730, "keymap_rp/18/001.png"},
{0x1731, "keymap_rp/18/002.png"},
{0x1732, "keymap_rp/18/003.png"},
{0x1733, "keymap_rp/18/004.png"},
{0x1734, "keymap_rp/18/005.png"},
{0x1735, "keymap_rp/18/006.png"},
{0x1736, "keymap_rp/18/007.png"},
{0x1737, "keymap_rp/18/008.png"},
{0x1738, "keymap_rp/18/009.png"},
{0x1739, "keymap_rp/18/010.png"},
{0x1740, "keymap_rp/19/001.png"},
{0x1741, "keymap_rp/19/002.png"},
{0x1742, "keymap_rp/19/003.png"},
{0x1743, "keymap_rp/19/004.png"},
{0x1744, "keymap_rp/19/005.png"},
{0x1745, "keymap_rp/19/006.png"},
{0x1746, "keymap_rp/19/007.png"},
{0x1747, "keymap_rp/19/008.png"},
{0x1748, "keymap_rp/19/009.png"},
{0x1749, "keymap_rp/19/010.png"},
{0x1750, "keymap_rp/20/001.png"},
{0x1751, "keymap_rp/20/002.png"},
{0x1752, "keymap_rp/20/003.png"},
{0x1753, "keymap_rp/20/004.png"},
{0x1754, "keymap_rp/20/005.png"},
{0x1755, "keymap_rp/20/006.png"},
{0x1756, "keymap_rp/20/007.png"},
{0x1757, "keymap_rp/20/008.png"},
{0x1758, "keymap_rp/20/009.png"},
{0x1759, "keymap_rp/20/010.png"},
{0x1760, "keymap_rp/21/001.png"},
{0x1761, "keymap_rp/21/002.png"},
{0x1762, "keymap_rp/21/003.png"},
{0x1763, "keymap_rp/21/004.png"},
{0x1764, "keymap_rp/21/005.png"},
{0x1765, "keymap_rp/21/006.png"},
{0x1766, "keymap_rp/21/007.png"},
{0x1767, "keymap_rp/21/008.png"},
{0x1768, "keymap_rp/21/009.png"},
{0x1769, "keymap_rp/21/010.png"},
{0x1770, "keymap_rp/22/001.png"},
{0x1771, "keymap_rp/22/002.png"},
{0x1772, "keymap_rp/22/003.png"},
{0x1773, "keymap_rp/22/004.png"},
{0x1774, "keymap_rp/22/005.png"},
{0x1775, "keymap_rp/22/006.png"},
{0x1776, "keymap_rp/22/007.png"},
{0x1777, "keymap_rp/22/008.png"},
{0x1778, "keymap_rp/22/009.png"},
{0x1779, "keymap_rp/22/010.png"},
{0x1780, "keymap_rp/23/001.png"},
{0x1781, "keymap_rp/23/002.png"},
{0x1782, "keymap_rp/23/003.png"},
{0x1783, "keymap_rp/23/004.png"},
{0x1784, "keymap_rp/23/005.png"},
{0x1785, "keymap_rp/23/006.png"},
{0x1786, "keymap_rp/23/007.png"},
{0x1787, "keymap_rp/23/008.png"},
{0x1788, "keymap_rp/23/009.png"},
{0x1789, "keymap_rp/23/010.png"},
{0x1790, "keymap_rp/24/001.png"},
{0x1791, "keymap_rp/24/002.png"},
{0x1792, "keymap_rp/24/003.png"},
{0x1793, "keymap_rp/24/004.png"},
{0x1794, "keymap_rp/24/005.png"},
{0x1795, "keymap_rp/24/006.png"},
{0x1796, "keymap_rp/24/007.png"},
{0x1797, "keymap_rp/24/008.png"},
{0x1798, "keymap_rp/24/009.png"},
{0x1799, "keymap_rp/24/010.png"},
{0x17A0, "keymap_rp/25/001.png"},
{0x17A1, "keymap_rp/25/002.png"},
{0x17A2, "keymap_rp/25/003.png"},
{0x17A3, "keymap_rp/25/004.png"},
{0x17A4, "keymap_rp/25/005.png"},
{0x17A5, "keymap_rp/25/006.png"},
{0x17A6, "keymap_rp/25/007.png"},
{0x17A7, "keymap_rp/25/008.png"},
{0x17A8, "keymap_rp/25/009.png"},
{0x17A9, "keymap_rp/25/010.png"},
{0x17B0, "keymap_rp/26/001.png"},
{0x17B1, "keymap_rp/26/002.png"},
{0x17B2, "keymap_rp/26/003.png"},
{0x17B3, "keymap_rp/26/004.png"},
{0x17B4, "keymap_rp/26/005.png"},
{0x17B5, "keymap_rp/26/006.png"},
{0x17B6, "keymap_rp/26/007.png"},
{0x17B7, "keymap_rp/26/008.png"},
{0x17B8, "keymap_rp/26/009.png"},
{0x17B9, "keymap_rp/26/010.png"},
{0x17C0, "keymap_rp/27/001.png"},
{0x17C1, "keymap_rp/27/002.png"},
{0x17C2, "keymap_rp/27/003.png"},
{0x17C3, "keymap_rp/27/004.png"},
{0x17C4, "keymap_rp/27/005.png"},
{0x17C5, "keymap_rp/27/006.png"},
{0x17C6, "keymap_rp/27/007.png"},
{0x17C7, "keymap_rp/27/008.png"},
{0x17C8, "keymap_rp/27/009.png"},
{0x17C9, "keymap_rp/27/010.png"},
{0x17D0, "keymap_rp/28/001.png"},
{0x17D1, "keymap_rp/28/002.png"},
{0x17D2, "keymap_rp/28/003.png"},
{0x17D3, "keymap_rp/28/004.png"},
{0x17D4, "keymap_rp/28/005.png"},
{0x17D5, "keymap_rp/28/006.png"},
{0x17D6, "keymap_rp/28/007.png"},
{0x17D7, "keymap_rp/28/008.png"},
{0x17D8, "keymap_rp/28/009.png"},
{0x17D9, "keymap_rp/28/010.png"},
{0x17E0, "keymap_rp/29/001.png"},
{0x17E1, "keymap_rp/29/002.png"},
{0x17E2, "keymap_rp/29/003.png"},
{0x17E3, "keymap_rp/29/004.png"},
{0x17E4, "keymap_rp/29/005.png"},
{0x17E5, "keymap_rp/29/006.png"},
{0x17E6, "keymap_rp/29/007.png"},
{0x17E7, "keymap_rp/29/008.png"},
{0x17E8, "keymap_rp/29/009.png"},
{0x17E9, "keymap_rp/29/010.png"},
{0x17F0, "keymap_rp/30/001.png"},
{0x17F1, "keymap_rp/30/002.png"},
{0x17F2, "keymap_rp/30/003.png"},
{0x17F3, "keymap_rp/30/004.png"},
{0x17F4, "keymap_rp/30/005.png"},
{0x17F5, "keymap_rp/30/006.png"},
{0x17F6, "keymap_rp/30/007.png"},
{0x17F7, "keymap_rp/30/008.png"},
{0x17F8, "keymap_rp/30/009.png"},
{0x17F9, "keymap_rp/30/010.png"},
}};
std::string_view GetEntryNameByType(u32 type) {
const auto key = PkgEntryValue{type};
const auto it = std::ranges::lower_bound(PkgEntries, key);
if (it != PkgEntries.end() && it->type == type) {
return it->name;
}
return "";
}

10
src/core/file_format/pkg_type.h Normal file
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@ -0,0 +1,10 @@
// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <string_view>
#include "common/types.h"
/// Retrieves the PKG entry name from its type identifier.
std::string_view GetEntryNameByType(u32 type);

59
src/core/file_format/psf.cpp Normal file
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@ -0,0 +1,59 @@
// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <cstring>
#include <fstream>
#include <iostream>
#include "common/io_file.h"
#include "psf.h"
PSF::PSF() = default;
PSF::~PSF() = default;
bool PSF::open(const std::string& filepath) {
Common::FS::IOFile file(filepath, Common::FS::FileAccessMode::Read);
if (!file.IsOpen()) {
return false;
}
const u64 psfSize = file.GetSize();
psf.resize(psfSize);
file.Seek(0);
file.Read(psf);
// Parse file contents
PSFHeader header;
std::memcpy(&header, psf.data(), sizeof(header));
for (u32 i = 0; i < header.index_table_entries; i++) {
PSFEntry entry;
std::memcpy(&entry, &psf[sizeof(PSFHeader) + i * sizeof(PSFEntry)], sizeof(entry));
const std::string key = (char*)&psf[header.key_table_offset + entry.key_offset];
if (entry.param_fmt == PSFEntry::Fmt::TextRaw ||
entry.param_fmt == PSFEntry::Fmt::TextNormal) {
map_strings[key] = (char*)&psf[header.data_table_offset + entry.data_offset];
}
if (entry.param_fmt == PSFEntry::Fmt::Integer) {
u32 value;
std::memcpy(&value, &psf[header.data_table_offset + entry.data_offset], sizeof(value));
map_integers[key] = value;
}
}
return true;
}
std::string PSF::GetString(const std::string& key) {
if (map_strings.find(key) != map_strings.end()) {
return map_strings.at(key);
}
return "";
}
u32 PSF::GetInteger(const std::string& key) {
if (map_integers.find(key) != map_integers.end()) {
return map_integers.at(key); // TODO std::invalid_argument exception if it fails?
}
return 0;
}

48
src/core/file_format/psf.h Normal file
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@ -0,0 +1,48 @@
// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <string>
#include <unordered_map>
#include <vector>
#include "common/endian.h"
struct PSFHeader {
u32_be magic;
u32_le version;
u32_le key_table_offset;
u32_le data_table_offset;
u32_le index_table_entries;
};
struct PSFEntry {
enum Fmt : u16 {
TextRaw = 0x0400, // String in UTF-8 format and not NULL terminated
TextNormal = 0x0402, // String in UTF-8 format and NULL terminated
Integer = 0x0404, // Unsigned 32-bit integer
};
u16_le key_offset;
u16_be param_fmt;
u32_le param_len;
u32_le param_max_len;
u32_le data_offset;
};
class PSF {
public:
PSF();
~PSF();
bool open(const std::string& filepath);
std::string GetString(const std::string& key);
u32 GetInteger(const std::string& key);
std::unordered_map<std::string, std::string> map_strings;
std::unordered_map<std::string, u32> map_integers;
private:
std::vector<u8> psf;
};