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ES: Create system directories with correct metadata

This commit is contained in:
Léo Lam 2018-05-06 17:29:50 +02:00
parent f47f916afb
commit 606d25213b
3 changed files with 30 additions and 26 deletions
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52
Source/Core/Core/IOS/ES/ES.cpp
View File

@ -23,6 +23,7 @@
#include "Core/ConfigManager.h"
#include "Core/HW/Memmap.h"
#include "Core/IOS/ES/Formats.h"
#include "Core/IOS/FS/FileSystem.h"
#include "Core/IOS/IOSC.h"
#include "Core/IOS/VersionInfo.h"
@ -38,41 +39,42 @@ static u64 s_title_to_launch;
struct DirectoryToCreate
{
const char* path;
u32 attributes;
OpenMode owner_perm;
OpenMode group_perm;
OpenMode other_perm;
FS::FileAttribute attribute;
FS::Mode owner_mode;
FS::Mode group_mode;
FS::Mode other_mode;
FS::Uid uid = PID_KERNEL;
FS::Gid gid = PID_KERNEL;
};
constexpr std::array<DirectoryToCreate, 9> s_directories_to_create = {{
{"/sys", 0, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_NONE},
{"/ticket", 0, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_NONE},
{"/title", 0, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_READ},
{"/shared1", 0, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_NONE},
{"/shared2", 0, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_RW},
{"/tmp", 0, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_RW},
{"/import", 0, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_NONE},
{"/meta", 0, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_RW},
{"/wfs", 0, OpenMode::IOS_OPEN_RW, OpenMode::IOS_OPEN_NONE, OpenMode::IOS_OPEN_NONE},
{"/sys", 0, FS::Mode::ReadWrite, FS::Mode::ReadWrite, FS::Mode::None},
{"/ticket", 0, FS::Mode::ReadWrite, FS::Mode::ReadWrite, FS::Mode::None},
{"/title", 0, FS::Mode::ReadWrite, FS::Mode::ReadWrite, FS::Mode::Read},
{"/shared1", 0, FS::Mode::ReadWrite, FS::Mode::ReadWrite, FS::Mode::None},
{"/shared2", 0, FS::Mode::ReadWrite, FS::Mode::ReadWrite, FS::Mode::ReadWrite},
{"/tmp", 0, FS::Mode::ReadWrite, FS::Mode::ReadWrite, FS::Mode::ReadWrite},
{"/import", 0, FS::Mode::ReadWrite, FS::Mode::ReadWrite, FS::Mode::None},
{"/meta", 0, FS::Mode::ReadWrite, FS::Mode::ReadWrite, FS::Mode::ReadWrite,
IOS::ES::FIRST_PPC_UID, 0x1},
{"/wfs", 0, FS::Mode::ReadWrite, FS::Mode::None, FS::Mode::None, PID_UNKNOWN, PID_UNKNOWN},
}};
ES::ES(Kernel& ios, const std::string& device_name) : Device(ios, device_name)
{
for (const auto& directory : s_directories_to_create)
{
const std::string path = Common::RootUserPath(Common::FROM_SESSION_ROOT) + directory.path;
// Note: ES sets its own UID and GID to 0/0 at boot, so all filesystem accesses in ES are done
// as UID 0 even though its PID is 1.
const auto result = m_ios.GetFS()->CreateDirectory(PID_KERNEL, PID_KERNEL, directory.path,
directory.attribute, directory.owner_mode,
directory.group_mode, directory.other_mode);
if (result != FS::ResultCode::Success && result != FS::ResultCode::AlreadyExists)
ERROR_LOG(IOS_ES, "Failed to create %s: error %d", directory.path, FS::ConvertResult(result));
// Create the directory if it does not exist.
if (File::IsDirectory(path))
continue;
File::CreateFullPath(path);
if (File::CreateDir(path))
INFO_LOG(IOS_ES, "Created %s (at %s)", directory.path, path.c_str());
else
ERROR_LOG(IOS_ES, "Failed to create %s (at %s)", directory.path, path.c_str());
// TODO: Set permissions.
// Now update the UID/GID and other attributes.
m_ios.GetFS()->SetMetadata(0, directory.path, directory.uid, directory.gid, directory.attribute,
directory.owner_mode, directory.group_mode, directory.other_mode);
}
FinishAllStaleImports();

2
Source/Core/Core/IOS/ES/Formats.cpp
View File

@ -617,7 +617,7 @@ u32 UIDSys::GetUIDFromTitle(u64 title_id) const
u32 UIDSys::GetNextUID() const
{
if (m_entries.empty())
return 0x00001000;
return FIRST_PPC_UID;
return m_entries.rbegin()->first + 1;
}

2
Source/Core/Core/IOS/ES/Formats.h
View File

@ -271,6 +271,8 @@ private:
std::shared_ptr<HLE::FS::FileSystem> m_fs;
};
constexpr u32 FIRST_PPC_UID = 0x1000;
class UIDSys final
{
public: