yuzu/src/core/file_sys/card_image.h
Lioncash 73e1e929a2 XCI: Add function for checking the existence of the program NCA
The only reason the getter existed was to check whether or not the
program NCA was null. Instead, we can just provide a function to query
for the existence of it, instead of exposing it entirely.
2018-10-16 11:36:58 -04:00

115 lines
2.9 KiB
C++

// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <memory>
#include <vector>
#include "common/common_types.h"
#include "common/swap.h"
#include "core/file_sys/vfs.h"
namespace Loader {
enum class ResultStatus : u16;
}
namespace FileSys {
class NCA;
enum class NCAContentType : u8;
class NSP;
enum class GamecardSize : u8 {
S_1GB = 0xFA,
S_2GB = 0xF8,
S_4GB = 0xF0,
S_8GB = 0xE0,
S_16GB = 0xE1,
S_32GB = 0xE2,
};
struct GamecardInfo {
std::array<u8, 0x70> data;
};
static_assert(sizeof(GamecardInfo) == 0x70, "GamecardInfo has incorrect size.");
struct GamecardHeader {
std::array<u8, 0x100> signature;
u32_le magic;
u32_le secure_area_start;
u32_le backup_area_start;
u8 kek_index;
GamecardSize size;
u8 header_version;
u8 flags;
u64_le package_id;
u64_le valid_data_end;
u128 info_iv;
u64_le hfs_offset;
u64_le hfs_size;
std::array<u8, 0x20> hfs_header_hash;
std::array<u8, 0x20> initial_data_hash;
u32_le secure_mode_flag;
u32_le title_key_flag;
u32_le key_flag;
u32_le normal_area_end;
GamecardInfo info;
};
static_assert(sizeof(GamecardHeader) == 0x200, "GamecardHeader has incorrect size.");
enum class XCIPartition : u8 { Update, Normal, Secure, Logo };
class XCI : public ReadOnlyVfsDirectory {
public:
explicit XCI(VirtualFile file);
~XCI() override;
Loader::ResultStatus GetStatus() const;
Loader::ResultStatus GetProgramNCAStatus() const;
u8 GetFormatVersion() const;
VirtualDir GetPartition(XCIPartition partition) const;
std::shared_ptr<NSP> GetSecurePartitionNSP() const;
VirtualDir GetSecurePartition() const;
VirtualDir GetNormalPartition() const;
VirtualDir GetUpdatePartition() const;
VirtualDir GetLogoPartition() const;
u64 GetProgramTitleID() const;
bool HasProgramNCA() const;
VirtualFile GetProgramNCAFile() const;
const std::vector<std::shared_ptr<NCA>>& GetNCAs() const;
std::shared_ptr<NCA> GetNCAByType(NCAContentType type) const;
VirtualFile GetNCAFileByType(NCAContentType type) const;
std::vector<VirtualFile> GetFiles() const override;
std::vector<VirtualDir> GetSubdirectories() const override;
std::string GetName() const override;
VirtualDir GetParentDirectory() const override;
protected:
bool ReplaceFileWithSubdirectory(VirtualFile file, VirtualDir dir) override;
private:
Loader::ResultStatus AddNCAFromPartition(XCIPartition part);
VirtualFile file;
GamecardHeader header{};
Loader::ResultStatus status;
Loader::ResultStatus program_nca_status;
std::vector<VirtualDir> partitions;
std::shared_ptr<NSP> secure_partition;
std::shared_ptr<NCA> program;
std::vector<std::shared_ptr<NCA>> ncas;
};
} // namespace FileSys