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Merge pull request #70 from linkmauve/master

Browse Source 
Implement filesystem services, and the required kernel objects.
This commit is contained in:
bunnei 2014-09-18 22:27:06 -04:00
commit a9630a9d2b
28 changed files with 1297 additions and 58 deletions
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8
src/common/chunk_file.h
View File

@ -671,7 +671,7 @@ public:
_failureReason->clear();
_failureReason->append("LoadStateWrongVersion");
if (!File::Exists(_rFilename)) {
if (!FileUtil::Exists(_rFilename)) {
_failureReason->clear();
_failureReason->append("LoadStateDoesntExist");
ERROR_LOG(COMMON, "ChunkReader: File doesn't exist");
@ -679,7 +679,7 @@ public:
}
// Check file size
const u64 fileSize = File::GetSize(_rFilename);
const u64 fileSize = FileUtil::GetSize(_rFilename);
static const u64 headerSize = sizeof(SChunkHeader);
if (fileSize < headerSize)
{
@ -687,7 +687,7 @@ public:
return ERROR_BAD_FILE;
}
File::IOFile pFile(_rFilename, "rb");
FileUtil::IOFile pFile(_rFilename, "rb");
if (!pFile)
{
ERROR_LOG(COMMON,"ChunkReader: Can't open file for reading");
@ -765,7 +765,7 @@ public:
{
INFO_LOG(COMMON, "ChunkReader: Writing %s" , _rFilename.c_str());
File::IOFile pFile(_rFilename, "wb");
FileUtil::IOFile pFile(_rFilename, "wb");
if (!pFile)
{
ERROR_LOG(COMMON,"ChunkReader: Error opening file for write");

38
src/common/file_util.cpp
View File

@ -39,7 +39,7 @@
// This namespace has various generic functions related to files and paths.
// The code still needs a ton of cleanup.
// REMEMBER: strdup considered harmful!
namespace File
namespace FileUtil
{
// Remove any ending forward slashes from directory paths
@ -172,7 +172,7 @@ bool CreateFullPath(const std::string &fullPath)
int panicCounter = 100;
INFO_LOG(COMMON, "CreateFullPath: path %s", fullPath.c_str());
if (File::Exists(fullPath))
if (FileUtil::Exists(fullPath))
{
INFO_LOG(COMMON, "CreateFullPath: path exists %s", fullPath.c_str());
return true;
@ -190,8 +190,8 @@ bool CreateFullPath(const std::string &fullPath)
// Include the '/' so the first call is CreateDir("/") rather than CreateDir("")
std::string const subPath(fullPath.substr(0, position + 1));
if (!File::IsDirectory(subPath))
File::CreateDir(subPath);
if (!FileUtil::IsDirectory(subPath))
FileUtil::CreateDir(subPath);
// A safety check
panicCounter--;
@ -211,7 +211,7 @@ bool DeleteDir(const std::string &filename)
INFO_LOG(COMMON, "DeleteDir: directory %s", filename.c_str());
// check if a directory
if (!File::IsDirectory(filename))
if (!FileUtil::IsDirectory(filename))
{
ERROR_LOG(COMMON, "DeleteDir: Not a directory %s", filename.c_str());
return false;
@ -386,7 +386,7 @@ bool CreateEmptyFile(const std::string &filename)
{
INFO_LOG(COMMON, "CreateEmptyFile: %s", filename.c_str());
if (!File::IOFile(filename, "wb"))
if (!FileUtil::IOFile(filename, "wb"))
{
ERROR_LOG(COMMON, "CreateEmptyFile: failed %s: %s",
filename.c_str(), GetLastErrorMsg());
@ -519,7 +519,7 @@ bool DeleteDirRecursively(const std::string &directory)
}
else
{
if (!File::Delete(newPath))
if (!FileUtil::Delete(newPath))
{
#ifndef _WIN32
closedir(dirp);
@ -536,7 +536,7 @@ bool DeleteDirRecursively(const std::string &directory)
}
closedir(dirp);
#endif
File::DeleteDir(directory);
FileUtil::DeleteDir(directory);
return true;
}
@ -546,8 +546,8 @@ void CopyDir(const std::string &source_path, const std::string &dest_path)
{
#ifndef _WIN32
if (source_path == dest_path) return;
if (!File::Exists(source_path)) return;
if (!File::Exists(dest_path)) File::CreateFullPath(dest_path);
if (!FileUtil::Exists(source_path)) return;
if (!FileUtil::Exists(dest_path)) FileUtil::CreateFullPath(dest_path);
struct dirent dirent, *result = NULL;
DIR *dirp = opendir(source_path.c_str());
@ -569,10 +569,10 @@ void CopyDir(const std::string &source_path, const std::string &dest_path)
{
source += '/';
dest += '/';
if (!File::Exists(dest)) File::CreateFullPath(dest);
if (!FileUtil::Exists(dest)) FileUtil::CreateFullPath(dest);
CopyDir(source, dest);
}
else if (!File::Exists(dest)) File::Copy(source, dest);
else if (!FileUtil::Exists(dest)) FileUtil::Copy(source, dest);
}
closedir(dirp);
#endif
@ -660,7 +660,7 @@ const std::string& GetUserPath(const unsigned int DirIDX, const std::string &new
#ifdef _WIN32
paths[D_USER_IDX] = GetExeDirectory() + DIR_SEP USERDATA_DIR DIR_SEP;
#else
if (File::Exists(ROOT_DIR DIR_SEP USERDATA_DIR))
if (FileUtil::Exists(ROOT_DIR DIR_SEP USERDATA_DIR))
paths[D_USER_IDX] = ROOT_DIR DIR_SEP USERDATA_DIR DIR_SEP;
else
paths[D_USER_IDX] = std::string(getenv("HOME") ?
@ -688,7 +688,7 @@ const std::string& GetUserPath(const unsigned int DirIDX, const std::string &new
if (!newPath.empty())
{
if (!File::IsDirectory(newPath))
if (!FileUtil::IsDirectory(newPath))
{
WARN_LOG(COMMON, "Invalid path specified %s", newPath.c_str());
return paths[DirIDX];
@ -750,11 +750,11 @@ const std::string& GetUserPath(const unsigned int DirIDX, const std::string &new
//std::string GetThemeDir(const std::string& theme_name)
//{
// std::string dir = File::GetUserPath(D_THEMES_IDX) + theme_name + "/";
// std::string dir = FileUtil::GetUserPath(D_THEMES_IDX) + theme_name + "/";
//
//#if !defined(_WIN32)
// // If theme does not exist in user's dir load from shared directory
// if (!File::Exists(dir))
// if (!FileUtil::Exists(dir))
// dir = SHARED_USER_DIR THEMES_DIR "/" + theme_name + "/";
//#endif
//
@ -763,12 +763,12 @@ const std::string& GetUserPath(const unsigned int DirIDX, const std::string &new
bool WriteStringToFile(bool text_file, const std::string &str, const char *filename)
{
return File::IOFile(filename, text_file ? "w" : "wb").WriteBytes(str.data(), str.size());
return FileUtil::IOFile(filename, text_file ? "w" : "wb").WriteBytes(str.data(), str.size());
}
bool ReadFileToString(bool text_file, const char *filename, std::string &str)
{
File::IOFile file(filename, text_file ? "r" : "rb");
FileUtil::IOFile file(filename, text_file ? "r" : "rb");
auto const f = file.GetHandle();
if (!f)
@ -854,7 +854,7 @@ void IOFile::SetHandle(std::FILE* file)
u64 IOFile::GetSize()
{
if (IsOpen())
return File::GetSize(m_file);
return FileUtil::GetSize(m_file);
else
return 0;
}

32
src/common/file_util.h
View File

@ -43,7 +43,7 @@ enum {
NUM_PATH_INDICES
};
namespace File
namespace FileUtil
{
// FileSystem tree node/
@ -151,29 +151,41 @@ public:
bool Close();
template <typename T>
bool ReadArray(T* data, size_t length)
size_t ReadArray(T* data, size_t length)
{
if (!IsOpen() || length != std::fread(data, sizeof(T), length, m_file))
if (!IsOpen()) {
m_good = false;
return -1;
}
size_t items_read = std::fread(data, sizeof(T), length, m_file);
if (items_read != length)
m_good = false;
return m_good;
return items_read;
}
template <typename T>
bool WriteArray(const T* data, size_t length)
size_t WriteArray(const T* data, size_t length)
{
if (!IsOpen() || length != std::fwrite(data, sizeof(T), length, m_file))
if (!IsOpen()) {
m_good = false;
return m_good;
return -1;
}
bool ReadBytes(void* data, size_t length)
size_t items_written = std::fwrite(data, sizeof(T), length, m_file);
if (items_written != length)
m_good = false;
return items_written;
}
size_t ReadBytes(void* data, size_t length)
{
return ReadArray(reinterpret_cast<char*>(data), length);
}
bool WriteBytes(const void* data, size_t length)
size_t WriteBytes(const void* data, size_t length)
{
return WriteArray(reinterpret_cast<const char*>(data), length);
}

2
src/common/log_manager.cpp
View File

@ -75,7 +75,7 @@ LogManager::LogManager()
m_Log[LogTypes::MEMCARD_MANAGER] = new LogContainer("MemCard Manager", "MemCard Manager");
m_Log[LogTypes::NETPLAY] = new LogContainer("NETPLAY", "Netplay");
m_fileLog = new FileLogListener(File::GetUserPath(F_MAINLOG_IDX).c_str());
m_fileLog = new FileLogListener(FileUtil::GetUserPath(F_MAINLOG_IDX).c_str());
m_consoleLog = new ConsoleListener();
m_debuggerLog = new DebuggerLogListener();

12
src/core/CMakeLists.txt
View File

@ -23,6 +23,11 @@ set(SRCS
arm/interpreter/armvirt.cpp
arm/interpreter/thumbemu.cpp
file_sys/archive_romfs.cpp
file_sys/archive_sdmc.cpp
file_sys/file_romfs.cpp
file_sys/file_sdmc.cpp
file_sys/directory_romfs.cpp
file_sys/directory_sdmc.cpp
hle/kernel/address_arbiter.cpp
hle/kernel/archive.cpp
hle/kernel/event.cpp
@ -77,6 +82,13 @@ set(HEADERS
arm/arm_interface.h
file_sys/archive.h
file_sys/archive_romfs.h
file_sys/archive_sdmc.h
file_sys/file.h
file_sys/file_romfs.h
file_sys/file_sdmc.h
file_sys/directory.h
file_sys/directory_romfs.h
file_sys/directory_sdmc.h
hle/kernel/address_arbiter.h
hle/kernel/archive.h
hle/kernel/event.h

28
src/core/file_sys/archive.h
View File

@ -4,7 +4,13 @@
#pragma once
#include <memory>
#include "common/common_types.h"
#include "common/bit_field.h"
#include "core/file_sys/file.h"
#include "core/file_sys/directory.h"
#include "core/hle/kernel/kernel.h"
@ -13,6 +19,13 @@
namespace FileSys {
union Mode {
u32 hex;
BitField<0, 1, u32> read_flag;
BitField<1, 1, u32> write_flag;
BitField<2, 1, u32> create_flag;
};
class Archive : NonCopyable {
public:
/// Supported archive types
@ -35,6 +48,21 @@ public:
*/
virtual IdCode GetIdCode() const = 0;
/**
* Open a file specified by its path, using the specified mode
* @param path Path relative to the archive
* @param mode Mode to open the file with
* @return Opened file, or nullptr
*/
virtual std::unique_ptr<File> OpenFile(const std::string& path, const Mode mode) const = 0;
/**
* Open a directory specified by its path
* @param path Path relative to the archive
* @return Opened directory, or nullptr
*/
virtual std::unique_ptr<Directory> OpenDirectory(const std::string& path) const = 0;
/**
* Read data from the archive
* @param offset Offset in bytes to start reading data from

21
src/core/file_sys/archive_romfs.cpp
View File

@ -5,6 +5,8 @@
#include "common/common_types.h"
#include "core/file_sys/archive_romfs.h"
#include "core/file_sys/directory_romfs.h"
#include "core/file_sys/file_romfs.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
@ -21,6 +23,25 @@ Archive_RomFS::Archive_RomFS(const Loader::AppLoader& app_loader) {
Archive_RomFS::~Archive_RomFS() {
}
/**
* Open a file specified by its path, using the specified mode
* @param path Path relative to the archive
* @param mode Mode to open the file with
* @return Opened file, or nullptr
*/
std::unique_ptr<File> Archive_RomFS::OpenFile(const std::string& path, const Mode mode) const {
return std::unique_ptr<File>(new File_RomFS);
}
/**
* Open a directory specified by its path
* @param path Path relative to the archive
* @return Opened directory, or nullptr
*/
std::unique_ptr<Directory> Archive_RomFS::OpenDirectory(const std::string& path) const {
return std::unique_ptr<Directory>(new Directory_RomFS);
}
/**
* Read data from the archive
* @param offset Offset in bytes to start reading data from

15
src/core/file_sys/archive_romfs.h
View File

@ -28,6 +28,21 @@ public:
*/
IdCode GetIdCode() const override { return IdCode::RomFS; };
/**
* Open a file specified by its path, using the specified mode
* @param path Path relative to the archive
* @param mode Mode to open the file with
* @return Opened file, or nullptr
*/
std::unique_ptr<File> OpenFile(const std::string& path, const Mode mode) const override;
/**
* Open a directory specified by its path
* @param path Path relative to the archive
* @return Opened directory, or nullptr
*/
std::unique_ptr<Directory> OpenDirectory(const std::string& path) const override;
/**
* Read data from the archive
* @param offset Offset in bytes to start reading data from

108
src/core/file_sys/archive_sdmc.cpp Normal file
View File

@ -0,0 +1,108 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include <sys/stat.h>
#include "common/common_types.h"
#include "common/file_util.h"
#include "core/file_sys/archive_sdmc.h"
#include "core/file_sys/directory_sdmc.h"
#include "core/file_sys/file_sdmc.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
Archive_SDMC::Archive_SDMC(const std::string& mount_point) {
this->mount_point = mount_point;
DEBUG_LOG(FILESYS, "Directory %s set as SDMC.", mount_point.c_str());
}
Archive_SDMC::~Archive_SDMC() {
}
bool Archive_SDMC::Initialize() {
if (!FileUtil::IsDirectory(mount_point)) {
WARN_LOG(FILESYS, "Directory %s not found, disabling SDMC.", mount_point.c_str());
return false;
}
return true;
}
/**
* Open a file specified by its path, using the specified mode
* @param path Path relative to the archive
* @param mode Mode to open the file with
* @return Opened file, or nullptr
*/
std::unique_ptr<File> Archive_SDMC::OpenFile(const std::string& path, const Mode mode) const {
DEBUG_LOG(FILESYS, "called path=%s mode=%d", path.c_str(), mode);
File_SDMC* file = new File_SDMC(this, path, mode);
return std::unique_ptr<File>(file);
}
/**
* Open a directory specified by its path
* @param path Path relative to the archive
* @return Opened directory, or nullptr
*/
std::unique_ptr<Directory> Archive_SDMC::OpenDirectory(const std::string& path) const {
DEBUG_LOG(FILESYS, "called path=%s", path.c_str());
Directory_SDMC* directory = new Directory_SDMC(this, path);
return std::unique_ptr<Directory>(directory);
}
/**
* Read data from the archive
* @param offset Offset in bytes to start reading archive from
* @param length Length in bytes to read data from archive
* @param buffer Buffer to read data into
* @return Number of bytes read
*/
size_t Archive_SDMC::Read(const u64 offset, const u32 length, u8* buffer) const {
ERROR_LOG(FILESYS, "(UNIMPLEMENTED)");
return -1;
}
/**
* Write data to the archive
* @param offset Offset in bytes to start writing data to
* @param length Length in bytes of data to write to archive
* @param buffer Buffer to write data from
* @param flush The flush parameters (0 == do not flush)
* @return Number of bytes written
*/
size_t Archive_SDMC::Write(const u64 offset, const u32 length, const u32 flush, u8* buffer) {
ERROR_LOG(FILESYS, "(UNIMPLEMENTED)");
return -1;
}
/**
* Get the size of the archive in bytes
* @return Size of the archive in bytes
*/
size_t Archive_SDMC::GetSize() const {
ERROR_LOG(FILESYS, "(UNIMPLEMENTED)");
return 0;
}
/**
* Set the size of the archive in bytes
*/
void Archive_SDMC::SetSize(const u64 size) {
ERROR_LOG(FILESYS, "(UNIMPLEMENTED)");
}
/**
* Getter for the path used for this Archive
* @return Mount point of that passthrough archive
*/
std::string Archive_SDMC::GetMountPoint() const {
return mount_point;
}
} // namespace FileSys

86
src/core/file_sys/archive_sdmc.h Normal file
View File

@ -0,0 +1,86 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "core/file_sys/archive.h"
#include "core/loader/loader.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
/// File system interface to the SDMC archive
class Archive_SDMC final : public Archive {
public:
Archive_SDMC(const std::string& mount_point);
~Archive_SDMC() override;
bool Initialize();
/**
* Get the IdCode of the archive (e.g. RomFS, SaveData, etc.)
* @return IdCode of the archive
*/
IdCode GetIdCode() const override { return IdCode::SDMC; };
/**
* Open a file specified by its path, using the specified mode
* @param path Path relative to the archive
* @param mode Mode to open the file with
* @return Opened file, or nullptr
*/
std::unique_ptr<File> OpenFile(const std::string& path, const Mode mode) const override;
/**
* Open a directory specified by its path
* @param path Path relative to the archive
* @return Opened directory, or nullptr
*/
std::unique_ptr<Directory> OpenDirectory(const std::string& path) const override;
/**
* Read data from the archive
* @param offset Offset in bytes to start reading archive from
* @param length Length in bytes to read data from archive
* @param buffer Buffer to read data into
* @return Number of bytes read
*/
size_t Read(const u64 offset, const u32 length, u8* buffer) const override;
/**
* Write data to the archive
* @param offset Offset in bytes to start writing data to
* @param length Length in bytes of data to write to archive
* @param buffer Buffer to write data from
* @param flush The flush parameters (0 == do not flush)
* @return Number of bytes written
*/
size_t Write(const u64 offset, const u32 length, const u32 flush, u8* buffer) override;
/**
* Get the size of the archive in bytes
* @return Size of the archive in bytes
*/
size_t GetSize() const override;
/**
* Set the size of the archive in bytes
*/
void SetSize(const u64 size) override;
/**
* Getter for the path used for this Archive
* @return Mount point of that passthrough archive
*/
std::string GetMountPoint() const;
private:
std::string mount_point;
};
} // namespace FileSys

53
src/core/file_sys/directory.h Normal file
View File

@ -0,0 +1,53 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "core/hle/kernel/kernel.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
// Structure of a directory entry, from http://3dbrew.org/wiki/FSDir:Read#Entry_format
const size_t FILENAME_LENGTH = 0x20C / 2;
struct Entry {
char16_t filename[FILENAME_LENGTH]; // Entry name (UTF-16, null-terminated)
char short_name[8]; // 8.3 file name ('longfilename' -> 'LONGFI~1')
char unknown1; // unknown (observed values: 0x0A, 0x70, 0xFD)
char extension[3]; // 8.3 file extension (set to spaces for directories)
char unknown2; // unknown (always 0x01)
char unknown3; // unknown (0x00 or 0x08)
char is_directory; // directory flag
char is_hidden; // hidden flag
char is_archive; // archive flag
char is_read_only; // read-only flag
u64 file_size; // file size (for files only)
};
static_assert(sizeof(Entry) == 0x228, "Directory Entry struct isn't exactly 0x228 bytes long!");
class Directory : NonCopyable {
public:
Directory() { }
virtual ~Directory() { }
/**
* List files contained in the directory
* @param count Number of entries to return at once in entries
* @param entries Buffer to read data into
* @return Number of entries listed
*/
virtual u32 Read(const u32 count, Entry* entries) = 0;
/**
* Close the directory
* @return true if the directory closed correctly
*/
virtual bool Close() const = 0;
};
} // namespace FileSys

38
src/core/file_sys/directory_romfs.cpp Normal file
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@ -0,0 +1,38 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include "common/common_types.h"
#include "core/file_sys/directory_romfs.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
Directory_RomFS::Directory_RomFS() {
}
Directory_RomFS::~Directory_RomFS() {
}
/**
* List files contained in the directory
* @param count Number of entries to return at once in entries
* @param entries Buffer to read data into
* @return Number of entries listed
*/
u32 Directory_RomFS::Read(const u32 count, Entry* entries) {
return 0;
}
/**
* Close the directory
* @return true if the directory closed correctly
*/
bool Directory_RomFS::Close() const {
return false;
}
} // namespace FileSys

37
src/core/file_sys/directory_romfs.h Normal file
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@ -0,0 +1,37 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "core/file_sys/directory.h"
#include "core/loader/loader.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
class Directory_RomFS final : public Directory {
public:
Directory_RomFS();
~Directory_RomFS() override;
/**
* List files contained in the directory
* @param count Number of entries to return at once in entries
* @param entries Buffer to read data into
* @return Number of entries listed
*/
u32 Read(const u32 count, Entry* entries) override;
/**
* Close the directory
* @return true if the directory closed correctly
*/
bool Close() const override;
};
} // namespace FileSys

86
src/core/file_sys/directory_sdmc.cpp Normal file
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@ -0,0 +1,86 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include <sys/stat.h>
#include "common/common_types.h"
#include "common/file_util.h"
#include "core/file_sys/directory_sdmc.h"
#include "core/file_sys/archive_sdmc.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
Directory_SDMC::Directory_SDMC(const Archive_SDMC* archive, const std::string& path) {
// TODO(Link Mauve): normalize path into an absolute path without "..", it can currently bypass
// the root directory we set while opening the archive.
// For example, opening /../../usr/bin can give the emulated program your installed programs.
std::string absolute_path = archive->GetMountPoint() + path;
entry_count = FileUtil::ScanDirectoryTree(absolute_path, entry);
current_entry = 0;
}
Directory_SDMC::~Directory_SDMC() {
Close();
}
/**
* List files contained in the directory
* @param count Number of entries to return at once in entries
* @param entries Buffer to read data into
* @return Number of entries listed
*/
u32 Directory_SDMC::Read(const u32 count, Entry* entries) {
u32 i;
for (i = 0; i < count && current_entry < entry_count; ++i) {
FileUtil::FSTEntry file = entry.children[current_entry];
std::string filename = file.virtualName;
WARN_LOG(FILESYS, "File %s: size=%d dir=%d", filename.c_str(), file.size, file.isDirectory);
Entry* entry = &entries[i];
// TODO(Link Mauve): use a proper conversion to UTF-16.
for (int j = 0; j < FILENAME_LENGTH; ++j) {
entry->filename[j] = filename[j];
if (!filename[j])
break;
}
// Split the filename into 8.3 format.
// TODO(Link Mauve): move that to common, I guess, and make it more robust to long filenames.
std::string::size_type n = filename.rfind('.');
if (n == std::string::npos) {
strncpy(entry->short_name, filename.c_str(), 8);
memset(entry->extension, '\0', 3);
} else {
strncpy(entry->short_name, filename.substr(0, n).c_str(), 8);
strncpy(entry->extension, filename.substr(n + 1).c_str(), 8);
}
entry->is_directory = file.isDirectory;
entry->file_size = file.size;
// We emulate a SD card where the archive bit has never been cleared, as it would be on
// most user SD cards.
// Some homebrews (blargSNES for instance) are known to mistakenly use the archive bit as a
// file bit.
entry->is_archive = !file.isDirectory;
++current_entry;
}
return i;
}
/**
* Close the directory
* @return true if the directory closed correctly
*/
bool Directory_SDMC::Close() const {
return true;
}
} // namespace FileSys

45
src/core/file_sys/directory_sdmc.h Normal file
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@ -0,0 +1,45 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "common/file_util.h"
#include "core/file_sys/directory.h"
#include "core/file_sys/archive_sdmc.h"
#include "core/loader/loader.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
class Directory_SDMC final : public Directory {
public:
Directory_SDMC();
Directory_SDMC(const Archive_SDMC* archive, const std::string& path);
~Directory_SDMC() override;
/**
* List files contained in the directory
* @param count Number of entries to return at once in entries
* @param entries Buffer to read data into
* @return Number of entries listed
*/
u32 Read(const u32 count, Entry* entries) override;
/**
* Close the directory
* @return true if the directory closed correctly
*/
bool Close() const override;
private:
u32 entry_count;
u32 current_entry;
FileUtil::FSTEntry entry;
};
} // namespace FileSys

53
src/core/file_sys/file.h Normal file
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@ -0,0 +1,53 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "core/hle/kernel/kernel.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
class File : NonCopyable {
public:
File() { }
virtual ~File() { }
/**
* Read data from the file
* @param offset Offset in bytes to start reading data from
* @param length Length in bytes of data to read from file
* @param buffer Buffer to read data into
* @return Number of bytes read
*/
virtual size_t Read(const u64 offset, const u32 length, u8* buffer) const = 0;
/**
* Write data to the file
* @param offset Offset in bytes to start writing data to
* @param length Length in bytes of data to write to file
* @param buffer Buffer to write data from
* @param flush The flush parameters (0 == do not flush)
* @return Number of bytes written
*/
virtual size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const = 0;
/**
* Get the size of the file in bytes
* @return Size of the file in bytes
*/
virtual size_t GetSize() const = 0;
/**
* Close the file
* @return true if the file closed correctly
*/
virtual bool Close() const = 0;
};
} // namespace FileSys

59
src/core/file_sys/file_romfs.cpp Normal file
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@ -0,0 +1,59 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include "common/common_types.h"
#include "core/file_sys/file_romfs.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
File_RomFS::File_RomFS() {
}
File_RomFS::~File_RomFS() {
}
/**
* Read data from the file
* @param offset Offset in bytes to start reading data from
* @param length Length in bytes of data to read from file
* @param buffer Buffer to read data into
* @return Number of bytes read
*/
size_t File_RomFS::Read(const u64 offset, const u32 length, u8* buffer) const {
return -1;
}
/**
* Write data to the file
* @param offset Offset in bytes to start writing data to
* @param length Length in bytes of data to write to file
* @param buffer Buffer to write data from
* @param flush The flush parameters (0 == do not flush)
* @return Number of bytes written
*/
size_t File_RomFS::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const {
return -1;
}
/**
* Get the size of the file in bytes
* @return Size of the file in bytes
*/
size_t File_RomFS::GetSize() const {
return -1;
}
/**
* Close the file
* @return true if the file closed correctly
*/
bool File_RomFS::Close() const {
return false;
}
} // namespace FileSys

54
src/core/file_sys/file_romfs.h Normal file
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@ -0,0 +1,54 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "core/file_sys/file.h"
#include "core/loader/loader.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
class File_RomFS final : public File {
public:
File_RomFS();
~File_RomFS() override;
/**
* Read data from the file
* @param offset Offset in bytes to start reading data from
* @param length Length in bytes of data to read from file
* @param buffer Buffer to read data into
* @return Number of bytes read
*/
size_t Read(const u64 offset, const u32 length, u8* buffer) const override;
/**
* Write data to the file
* @param offset Offset in bytes to start writing data to
* @param length Length in bytes of data to write to file
* @param buffer Buffer to write data from
* @param flush The flush parameters (0 == do not flush)
* @return Number of bytes written
*/
size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const override;
/**
* Get the size of the file in bytes
* @return Size of the file in bytes
*/
size_t GetSize() const override;
/**
* Close the file
* @return true if the file closed correctly
*/
bool Close() const override;
};
} // namespace FileSys

63
src/core/file_sys/file_sdmc.cpp Normal file
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@ -0,0 +1,63 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include <sys/stat.h>
#include "common/common_types.h"
#include "common/file_util.h"
#include "core/file_sys/file_sdmc.h"
#include "core/file_sys/archive_sdmc.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
File_SDMC::File_SDMC(const Archive_SDMC* archive, const std::string& path, const Mode mode) {
// TODO(Link Mauve): normalize path into an absolute path without "..", it can currently bypass
// the root directory we set while opening the archive.
// For example, opening /../../etc/passwd can give the emulated program your users list.
std::string real_path = archive->GetMountPoint() + path;
if (!mode.create_flag && !FileUtil::Exists(real_path)) {
file = nullptr;
return;
}
std::string mode_string;
if (mode.read_flag)
mode_string += "r";
if (mode.write_flag)
mode_string += "w";
file = new FileUtil::IOFile(real_path, mode_string.c_str());
}
File_SDMC::~File_SDMC() {
Close();
}
size_t File_SDMC::Read(const u64 offset, const u32 length, u8* buffer) const {
file->Seek(offset, SEEK_SET);
return file->ReadBytes(buffer, length);
}
size_t File_SDMC::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const {
file->Seek(offset, SEEK_SET);
size_t written = file->WriteBytes(buffer, length);
if (flush)
file->Flush();
return written;
}
size_t File_SDMC::GetSize() const {
return file->GetSize();
}
bool File_SDMC::Close() const {
return file->Close();
}
} // namespace FileSys

60
src/core/file_sys/file_sdmc.h Normal file
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@ -0,0 +1,60 @@
// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include "common/common_types.h"
#include "common/file_util.h"
#include "core/file_sys/file.h"
#include "core/file_sys/archive_sdmc.h"
#include "core/loader/loader.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
class File_SDMC final : public File {
public:
File_SDMC();
File_SDMC(const Archive_SDMC* archive, const std::string& path, const Mode mode);
~File_SDMC() override;
/**
* Read data from the file
* @param offset Offset in bytes to start reading data from
* @param length Length in bytes of data to read from file
* @param buffer Buffer to read data into
* @return Number of bytes read
*/
size_t Read(const u64 offset, const u32 length, u8* buffer) const override;
/**
* Write data to the file
* @param offset Offset in bytes to start writing data to
* @param length Length in bytes of data to write to file
* @param buffer Buffer to write data from
* @param flush The flush parameters (0 == do not flush)
* @return Number of bytes written
*/
size_t Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const override;
/**
* Get the size of the file in bytes
* @return Size of the file in bytes
*/
size_t GetSize() const override;
/**
* Close the file
* @return true if the file closed correctly
*/
bool Close() const override;
private:
FileUtil::IOFile* file;
};
} // namespace FileSys

227
src/core/hle/kernel/archive.cpp
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@ -3,9 +3,12 @@
// Refer to the license.txt file included.
#include "common/common_types.h"
#include "common/file_util.h"
#include "common/math_util.h"
#include "core/file_sys/archive.h"
#include "core/file_sys/archive_sdmc.h"
#include "core/file_sys/directory.h"
#include "core/hle/service/service.h"
#include "core/hle/kernel/archive.h"
@ -29,6 +32,14 @@ enum class FileCommand : u32 {
Flush = 0x08090000,
};
// Command to access directory
enum class DirectoryCommand : u32 {
Dummy1 = 0x000100C6,
Control = 0x040100C4,
Read = 0x08010042,
Close = 0x08020000,
};
class Archive : public Object {
public:
std::string GetTypeName() const { return "Archive"; }
@ -85,6 +96,13 @@ public:
backend->SetSize(cmd_buff[1] | ((u64)cmd_buff[2] << 32));
break;
}
case FileCommand::Close:
{
DEBUG_LOG(KERNEL, "Close %s %s", GetTypeName().c_str(), GetName().c_str());
Kernel::g_object_pool.Destroy<Archive>(GetHandle());
CloseArchive(backend->GetIdCode());
break;
}
// Unknown command...
default:
{
@ -108,6 +126,153 @@ public:
}
};
class File : public Object {
public:
std::string GetTypeName() const { return "File"; }
std::string GetName() const { return path; }
static Kernel::HandleType GetStaticHandleType() { return HandleType::File; }
Kernel::HandleType GetHandleType() const { return HandleType::File; }
std::string path; ///< Path of the file
std::unique_ptr<FileSys::File> backend; ///< File backend interface
/**
* Synchronize kernel object
* @param wait Boolean wait set if current thread should wait as a result of sync operation
* @return Result of operation, 0 on success, otherwise error code
*/
Result SyncRequest(bool* wait) {
u32* cmd_buff = Service::GetCommandBuffer();
FileCommand cmd = static_cast<FileCommand>(cmd_buff[0]);
switch (cmd) {
// Read from file...
case FileCommand::Read:
{
u64 offset = cmd_buff[1] | ((u64) cmd_buff[2]) << 32;
u32 length = cmd_buff[3];
u32 address = cmd_buff[5];
DEBUG_LOG(KERNEL, "Read %s %s: offset=0x%x length=%d address=0x%x",
GetTypeName().c_str(), GetName().c_str(), offset, length, address);
cmd_buff[2] = backend->Read(offset, length, Memory::GetPointer(address));
break;
}
// Write to file...
case FileCommand::Write:
{
u64 offset = cmd_buff[1] | ((u64) cmd_buff[2]) << 32;
u32 length = cmd_buff[3];
u32 flush = cmd_buff[4];
u32 address = cmd_buff[6];
DEBUG_LOG(KERNEL, "Write %s %s: offset=0x%x length=%d address=0x%x, flush=0x%x",
GetTypeName().c_str(), GetName().c_str(), offset, length, address, flush);
cmd_buff[2] = backend->Write(offset, length, flush, Memory::GetPointer(address));
break;
}
case FileCommand::GetSize:
{
DEBUG_LOG(KERNEL, "GetSize %s %s", GetTypeName().c_str(), GetName().c_str());
u64 size = backend->GetSize();
cmd_buff[2] = (u32)size;
cmd_buff[3] = size >> 32;
break;
}
case FileCommand::Close:
{
DEBUG_LOG(KERNEL, "Close %s %s", GetTypeName().c_str(), GetName().c_str());
Kernel::g_object_pool.Destroy<File>(GetHandle());
break;
}
// Unknown command...
default:
ERROR_LOG(KERNEL, "Unknown command=0x%08X!", cmd);
cmd_buff[1] = -1; // TODO(Link Mauve): use the correct error code for that.
return -1;
}
cmd_buff[1] = 0; // No error
return 0;
}
/**
* Wait for kernel object to synchronize
* @param wait Boolean wait set if current thread should wait as a result of sync operation
* @return Result of operation, 0 on success, otherwise error code
*/
Result WaitSynchronization(bool* wait) {
// TODO(bunnei): ImplementMe
ERROR_LOG(OSHLE, "(UNIMPLEMENTED)");
return 0;
}
};
class Directory : public Object {
public:
std::string GetTypeName() const { return "Directory"; }
std::string GetName() const { return path; }
static Kernel::HandleType GetStaticHandleType() { return HandleType::Directory; }
Kernel::HandleType GetHandleType() const { return HandleType::Directory; }
std::string path; ///< Path of the directory
std::unique_ptr<FileSys::Directory> backend; ///< File backend interface
/**
* Synchronize kernel object
* @param wait Boolean wait set if current thread should wait as a result of sync operation
* @return Result of operation, 0 on success, otherwise error code
*/
Result SyncRequest(bool* wait) {
u32* cmd_buff = Service::GetCommandBuffer();
DirectoryCommand cmd = static_cast<DirectoryCommand>(cmd_buff[0]);
switch (cmd) {
// Read from directory...
case DirectoryCommand::Read:
{
u32 count = cmd_buff[1];
u32 address = cmd_buff[3];
FileSys::Entry* entries = reinterpret_cast<FileSys::Entry*>(Memory::GetPointer(address));
DEBUG_LOG(KERNEL, "Read %s %s: count=%d", GetTypeName().c_str(), GetName().c_str(), count);
// Number of entries actually read
cmd_buff[2] = backend->Read(count, entries);
break;
}
case DirectoryCommand::Close:
{
DEBUG_LOG(KERNEL, "Close %s %s", GetTypeName().c_str(), GetName().c_str());
Kernel::g_object_pool.Destroy<Directory>(GetHandle());
break;
}
// Unknown command...
default:
ERROR_LOG(KERNEL, "Unknown command=0x%08X!", cmd);
cmd_buff[1] = -1; // TODO(Link Mauve): use the correct error code for that.
return -1;
}
cmd_buff[1] = 0; // No error
return 0;
}
/**
* Wait for kernel object to synchronize
* @param wait Boolean wait set if current thread should wait as a result of sync operation
* @return Result of operation, 0 on success, otherwise error code
*/
Result WaitSynchronization(bool* wait) {
// TODO(bunnei): ImplementMe
ERROR_LOG(OSHLE, "(UNIMPLEMENTED)");
return 0;
}
};
////////////////////////////////////////////////////////////////////////////////////////////////////
std::map<FileSys::Archive::IdCode, Handle> g_archive_map; ///< Map of file archives by IdCode
@ -125,6 +290,21 @@ Handle OpenArchive(FileSys::Archive::IdCode id_code) {
return itr->second;
}
/**
* Closes an archive
* @param id_code IdCode of the archive to open
* @return Result of operation, 0 on success, otherwise error code
*/
Result CloseArchive(FileSys::Archive::IdCode id_code) {
if (1 != g_archive_map.erase(id_code)) {
ERROR_LOG(KERNEL, "Cannot close archive %d", (int) id_code);
return -1;
}
INFO_LOG(KERNEL, "Closed archive %d", (int) id_code);
return 0;
}
/**
* Mounts an archive
* @param archive Pointer to the archive to mount
@ -171,9 +351,56 @@ Handle CreateArchive(FileSys::Archive* backend, const std::string& name) {
return handle;
}
/**
* Open a File from an Archive
* @param archive_handle Handle to an open Archive object
* @param path Path to the File inside of the Archive
* @param mode Mode under which to open the File
* @return Opened File object
*/
Handle OpenFileFromArchive(Handle archive_handle, const std::string& path, const FileSys::Mode mode) {
File* file = new File;
Handle handle = Kernel::g_object_pool.Create(file);
Archive* archive = Kernel::g_object_pool.GetFast<Archive>(archive_handle);
file->path = path;
file->backend = archive->backend->OpenFile(path, mode);
return handle;
}
/**
* Open a Directory from an Archive
* @param archive_handle Handle to an open Archive object
* @param path Path to the Directory inside of the Archive
* @return Opened Directory object
*/
Handle OpenDirectoryFromArchive(Handle archive_handle, const std::string& path) {
Directory* directory = new Directory;
Handle handle = Kernel::g_object_pool.Create(directory);
Archive* archive = Kernel::g_object_pool.GetFast<Archive>(archive_handle);
directory->path = path;
directory->backend = archive->backend->OpenDirectory(path);
return handle;
}
/// Initialize archives
void ArchiveInit() {
g_archive_map.clear();
// TODO(Link Mauve): Add the other archive types (see here for the known types:
// http://3dbrew.org/wiki/FS:OpenArchive#Archive_idcodes). Currently the only half-finished
// archive type is SDMC, so it is the only one getting exposed.
// TODO(Link Mauve): don't assume the path separator is '/'.
std::string sdmc_directory = FileUtil::GetCurrentDir() + "/userdata/sdmc";
auto archive = new FileSys::Archive_SDMC(sdmc_directory);
if (archive->Initialize())
CreateArchive(archive, "SDMC");
else
ERROR_LOG(KERNEL, "Can't instantiate SDMC archive with path %s", sdmc_directory.c_str());
}
/// Shutdown archives

24
src/core/hle/kernel/archive.h
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@ -21,6 +21,13 @@ namespace Kernel {
*/
Handle OpenArchive(FileSys::Archive::IdCode id_code);
/**
* Closes an archive
* @param id_code IdCode of the archive to open
* @return true if it worked fine
*/
Result CloseArchive(FileSys::Archive::IdCode id_code);
/**
* Creates an Archive
* @param backend File system backend interface to the archive
@ -29,6 +36,23 @@ Handle OpenArchive(FileSys::Archive::IdCode id_code);
*/
Handle CreateArchive(FileSys::Archive* backend, const std::string& name);
/**
* Open a File from an Archive
* @param archive_handle Handle to an open Archive object
* @param path Path to the File inside of the Archive
* @param mode Mode under which to open the File
* @return Opened File object
*/
Handle OpenFileFromArchive(Handle handle, const std::string& name, const FileSys::Mode mode);
/**
* Open a Directory from an Archive
* @param archive_handle Handle to an open Archive object
* @param path Path to the Directory inside of the Archive
* @return Opened Directory object
*/
Handle OpenDirectoryFromArchive(Handle handle, const std::string& name);
/// Initialize archives
void ArchiveInit();

1
src/core/hle/kernel/kernel.h
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@ -32,6 +32,7 @@ enum class HandleType : u32 {
File = 10,
Semaphore = 11,
Archive = 12,
Directory = 13,
};
enum {

195
src/core/hle/service/fs.cpp
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@ -12,35 +12,192 @@
namespace FS_User {
// Command to access archive file
enum class LowPathType : u32 {
Invalid = 0,
Empty = 1,
Binary = 2,
Char = 3,
Wchar = 4
};
std::string GetStringFromCmdBuff(const u32 pointer, const u32 size) {
auto data = reinterpret_cast<const char*>(Memory::GetPointer(pointer));
return std::string(data, size - 1);
}
// We currently return 0 for success and -1 for failure in cmd_buff[1]. -1 was chosen because it
// puts all the sections of the http://3dbrew.org/wiki/Error_codes to something non-zero, to make
// sure we don't mislead the application into thinking something worked.
void Initialize(Service::Interface* self) {
u32* cmd_buff = Service::GetCommandBuffer();
cmd_buff[1] = 0; // No error
// TODO(Link Mauve): check the behavior when cmd_buff[1] isn't 32, as per
// http://3dbrew.org/wiki/FS:Initialize#Request
cmd_buff[1] = 0;
DEBUG_LOG(KERNEL, "called");
}
void OpenFile(Service::Interface* self) {
u32* cmd_buff = Service::GetCommandBuffer();
u32 transaction = cmd_buff[1];
// TODO(Link Mauve): cmd_buff[2], aka archive handle lower word, isn't used according to
// 3dmoo's or ctrulib's implementations. Triple check if it's really the case.
Handle archive_handle = static_cast<Handle>(cmd_buff[3]);
LowPathType type = static_cast<LowPathType>(cmd_buff[4]);
u32 size = cmd_buff[5];
FileSys::Mode mode; mode.hex = cmd_buff[6];
u32 attributes = cmd_buff[7]; // TODO(Link Mauve): do something with those attributes.
u32 pointer = cmd_buff[9];
if (type != LowPathType::Char) {
ERROR_LOG(KERNEL, "file LowPath type other than char is currently unsupported");
cmd_buff[1] = -1;
return;
}
std::string file_name = GetStringFromCmdBuff(pointer, size);
DEBUG_LOG(KERNEL, "type=%d size=%d mode=%d attrs=%d data=%s", type, size, mode, attributes, file_name.c_str());
Handle handle = Kernel::OpenFileFromArchive(archive_handle, file_name, mode);
if (handle) {
cmd_buff[1] = 0;
cmd_buff[3] = handle;
} else {
ERROR_LOG(KERNEL, "failed to get a handle for file %s", file_name.c_str());
// TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily.
cmd_buff[1] = -1;
}
DEBUG_LOG(KERNEL, "called");
}
void OpenFileDirectly(Service::Interface* self) {
u32* cmd_buff = Service::GetCommandBuffer();
FileSys::Archive::IdCode arch_id = static_cast<FileSys::Archive::IdCode>(cmd_buff[2]);
u32 transaction = cmd_buff[1];
auto archive_id = static_cast<FileSys::Archive::IdCode>(cmd_buff[2]);
LowPathType archive_type = static_cast<LowPathType>(cmd_buff[3]);
u32 archive_size = cmd_buff[4];
LowPathType type = static_cast<LowPathType>(cmd_buff[5]);
u32 size = cmd_buff[6];
FileSys::Mode mode; mode.hex = cmd_buff[7];
u32 attributes = cmd_buff[8]; // TODO(Link Mauve): do something with those attributes.
u32 archive_pointer = cmd_buff[10];
u32 pointer = cmd_buff[12];
// TODO(bunnei): Properly implement use of these...
//u32 transaction = cmd_buff[1];
//u32 arch_lowpath_type = cmd_buff[3];
//u32 arch_lowpath_sz = cmd_buff[4];
//u32 file_lowpath_type = cmd_buff[5];
//u32 file_lowpath_sz = cmd_buff[6];
//u32 flags = cmd_buff[7];
//u32 attr = cmd_buff[8];
//u32 arch_lowpath_desc = cmd_buff[9];
//u32 arch_lowpath_ptr = cmd_buff[10];
//u32 file_lowpath_desc = cmd_buff[11];
//u32 file_lowpath_ptr = cmd_buff[12];
if (archive_type != LowPathType::Empty) {
ERROR_LOG(KERNEL, "archive LowPath type other than empty is currently unsupported");
cmd_buff[1] = -1;
return;
}
if (type != LowPathType::Char) {
ERROR_LOG(KERNEL, "file LowPath type other than char is currently unsupported");
cmd_buff[1] = -1;
return;
}
std::string archive_name = GetStringFromCmdBuff(archive_pointer, archive_size);
std::string file_name = GetStringFromCmdBuff(pointer, size);
DEBUG_LOG(KERNEL, "archive_type=%d archive_size=%d archive_data=%s"
"file_type=%d file_size=%d file_mode=%d file_attrs=%d file_data=%s",
archive_type, archive_size, archive_name.c_str(),
type, size, mode, attributes, file_name.c_str());
// TODO(Link Mauve): check if we should even get a handle for the archive, and don't leak it.
Handle archive_handle = Kernel::OpenArchive(archive_id);
if (archive_handle) {
cmd_buff[1] = 0;
// cmd_buff[2] isn't used according to 3dmoo's implementation.
cmd_buff[3] = archive_handle;
} else {
ERROR_LOG(KERNEL, "failed to get a handle for archive %s", archive_name.c_str());
// TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily.
cmd_buff[1] = -1;
return;
}
Handle handle = Kernel::OpenFileFromArchive(archive_handle, file_name, mode);
if (handle) {
cmd_buff[1] = 0;
cmd_buff[3] = handle;
} else {
ERROR_LOG(KERNEL, "failed to get a handle for file %s", file_name.c_str());
// TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily.
cmd_buff[1] = -1;
}
DEBUG_LOG(KERNEL, "called");
}
void OpenDirectory(Service::Interface* self) {
u32* cmd_buff = Service::GetCommandBuffer();
// TODO(Link Mauve): cmd_buff[2], aka archive handle lower word, isn't used according to
// 3dmoo's or ctrulib's implementations. Triple check if it's really the case.
Handle archive_handle = static_cast<Handle>(cmd_buff[2]);
LowPathType type = static_cast<LowPathType>(cmd_buff[3]);
u32 size = cmd_buff[4];
u32 pointer = cmd_buff[6];
if (type != LowPathType::Char) {
ERROR_LOG(KERNEL, "directory LowPath type other than char is currently unsupported");
cmd_buff[1] = -1;
return;
}
std::string dir_name = GetStringFromCmdBuff(pointer, size);
DEBUG_LOG(KERNEL, "type=%d size=%d data=%s", type, size, dir_name.c_str());
Handle handle = Kernel::OpenDirectoryFromArchive(archive_handle, dir_name);
if (handle) {
cmd_buff[1] = 0;
cmd_buff[3] = handle;
} else {
ERROR_LOG(KERNEL, "failed to get a handle for directory %s", dir_name.c_str());
// TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily.
cmd_buff[1] = -1;
}
DEBUG_LOG(KERNEL, "called");
}
void OpenArchive(Service::Interface* self) {
u32* cmd_buff = Service::GetCommandBuffer();
auto arch_id = static_cast<FileSys::Archive::IdCode>(cmd_buff[1]);
LowPathType type = static_cast<LowPathType>(cmd_buff[2]);
u32 size = cmd_buff[3];
u32 pointer = cmd_buff[5];
if (type != LowPathType::Empty) {
ERROR_LOG(KERNEL, "archive LowPath type other than empty is currently unsupported");
cmd_buff[1] = -1;
return;
}
std::string archive_name = GetStringFromCmdBuff(pointer, size);
DEBUG_LOG(KERNEL, "type=%d size=%d data=%s", type, size, archive_name.c_str());
Handle handle = Kernel::OpenArchive(arch_id);
if (0 != handle) {
cmd_buff[1] = 0; // No error
if (handle) {
cmd_buff[1] = 0;
// cmd_buff[2] isn't used according to 3dmoo's implementation.
cmd_buff[3] = handle;
} else {
ERROR_LOG(KERNEL, "failed to get a handle for archive %s", archive_name.c_str());
// TODO(Link Mauve): check for the actual error values, this one was just chosen arbitrarily.
cmd_buff[1] = -1;
}
DEBUG_LOG(KERNEL, "called");
}
@ -48,7 +205,7 @@ const Interface::FunctionInfo FunctionTable[] = {
{0x000100C6, nullptr, "Dummy1"},
{0x040100C4, nullptr, "Control"},
{0x08010002, Initialize, "Initialize"},
{0x080201C2, nullptr, "OpenFile"},
{0x080201C2, OpenFile, "OpenFile"},
{0x08030204, OpenFileDirectly, "OpenFileDirectly"},
{0x08040142, nullptr, "DeleteFile"},
{0x08050244, nullptr, "RenameFile"},
@ -57,8 +214,8 @@ const Interface::FunctionInfo FunctionTable[] = {
{0x08080202, nullptr, "CreateFile"},
{0x08090182, nullptr, "CreateDirectory"},
{0x080A0244, nullptr, "RenameDirectory"},
{0x080B0102, nullptr, "OpenDirectory"},
{0x080C00C2, nullptr, "OpenArchive"},
{0x080B0102, OpenDirectory, "OpenDirectory"},
{0x080C00C2, OpenArchive, "OpenArchive"},
{0x080D0144, nullptr, "ControlArchive"},
{0x080E0080, nullptr, "CloseArchive"},
{0x080F0180, nullptr, "FormatThisUserSaveData"},

2
src/core/loader/elf.cpp
View File

@ -351,7 +351,7 @@ ResultStatus AppLoader_ELF::Load() {
if (is_loaded)
return ResultStatus::ErrorAlreadyLoaded;
File::IOFile file(filename, "rb");
FileUtil::IOFile file(filename, "rb");
if (file.IsOpen()) {
u32 size = (u32)file.GetSize();

2
src/core/loader/loader.cpp
View File

@ -78,7 +78,7 @@ ResultStatus LoadFile(const std::string& filename) {
{
INFO_LOG(LOADER, "Loading BIN file %s...", filename.c_str());
File::IOFile file(filename, "rb");
FileUtil::IOFile file(filename, "rb");
if (file.IsOpen()) {
file.ReadBytes(Memory::GetPointer(Memory::EXEFS_CODE_VADDR), (size_t)file.GetSize());

6
src/core/loader/ncch.cpp
View File

@ -138,7 +138,7 @@ ResultStatus AppLoader_NCCH::LoadExec() const {
*/
ResultStatus AppLoader_NCCH::LoadSectionExeFS(const char* name, std::vector<u8>& buffer) const {
// Iterate through the ExeFs archive until we find the .code file...
File::IOFile file(filename, "rb");
FileUtil::IOFile file(filename, "rb");
if (file.IsOpen()) {
for (int i = 0; i < kMaxSections; i++) {
// Load the specified section...
@ -199,7 +199,7 @@ ResultStatus AppLoader_NCCH::Load() {
if (is_loaded)
return ResultStatus::ErrorAlreadyLoaded;
File::IOFile file(filename, "rb");
FileUtil::IOFile file(filename, "rb");
if (file.IsOpen()) {
file.ReadBytes(&ncch_header, sizeof(NCCH_Header));
@ -290,7 +290,7 @@ ResultStatus AppLoader_NCCH::ReadLogo(std::vector<u8>& buffer) const {
* @return ResultStatus result of function
*/
ResultStatus AppLoader_NCCH::ReadRomFS(std::vector<u8>& buffer) const {
File::IOFile file(filename, "rb");
FileUtil::IOFile file(filename, "rb");
if (file.IsOpen()) {
// Check if the NCCH has a RomFS...
if (ncch_header.romfs_offset != 0 && ncch_header.romfs_size != 0) {

2
src/video_core/debug_utils/debug_utils.cpp
View File

@ -336,7 +336,7 @@ void DumpTexture(const Pica::Regs::TextureConfig& texture_config, u8* data) {
png_infop info_ptr = nullptr;
// Open file for writing (binary mode)
File::IOFile fp(filename, "wb");
FileUtil::IOFile fp(filename, "wb");
// Initialize write structure
png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, nullptr, nullptr, nullptr);