citra/src/core/loader/ncch.h
Subv 7f48aa8d25 Loaders: Don't automatically set the current process every time we load an application.
The loaders will now just create a Kernel::Process, construct it and return it to the caller, which is responsible for setting it as the current process and configuring the global page table.
2017-09-26 18:17:47 -05:00

81 lines
2.5 KiB
C++

// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <memory>
#include "common/common_types.h"
#include "common/swap.h"
#include "core/file_sys/ncch_container.h"
#include "core/loader/loader.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Loader namespace
namespace Loader {
/// Loads an NCCH file (e.g. from a CCI, or the first NCCH in a CXI)
class AppLoader_NCCH final : public AppLoader {
public:
AppLoader_NCCH(FileUtil::IOFile&& file, const std::string& filepath)
: AppLoader(std::move(file)), filepath(filepath), base_ncch(filepath),
overlay_ncch(&base_ncch) {}
/**
* Returns the type of the file
* @param file FileUtil::IOFile open file
* @return FileType found, or FileType::Error if this loader doesn't know it
*/
static FileType IdentifyType(FileUtil::IOFile& file);
FileType GetFileType() override {
return IdentifyType(file);
}
ResultStatus Load(Kernel::SharedPtr<Kernel::Process>& process) override;
/**
* Loads the Exheader and returns the system mode for this application.
* @returns A pair with the optional system mode, and and the status.
*/
std::pair<boost::optional<u32>, ResultStatus> LoadKernelSystemMode() override;
ResultStatus ReadCode(std::vector<u8>& buffer) override;
ResultStatus ReadIcon(std::vector<u8>& buffer) override;
ResultStatus ReadBanner(std::vector<u8>& buffer) override;
ResultStatus ReadLogo(std::vector<u8>& buffer) override;
ResultStatus ReadProgramId(u64& out_program_id) override;
ResultStatus ReadRomFS(std::shared_ptr<FileUtil::IOFile>& romfs_file, u64& offset,
u64& size) override;
ResultStatus ReadUpdateRomFS(std::shared_ptr<FileUtil::IOFile>& romfs_file, u64& offset,
u64& size) override;
ResultStatus ReadTitle(std::string& title) override;
private:
/**
* Loads .code section into memory for booting
* @param process The newly created process
* @return ResultStatus result of function
*/
ResultStatus LoadExec(Kernel::SharedPtr<Kernel::Process>& process);
/// Reads the region lockout info in the SMDH and send it to CFG service
void ParseRegionLockoutInfo();
FileSys::NCCHContainer base_ncch;
FileSys::NCCHContainer update_ncch;
FileSys::NCCHContainer* overlay_ncch;
std::string filepath;
};
} // namespace Loader