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// Copyright 2017 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <string>
#include <vector>
#include "common/common_types.h"
#include "common/swap.h"
namespace Loader {
enum class ResultStatus;
}
////////////////////////////////////////////////////////////////////////////////////////////////////
// FileSys namespace
namespace FileSys {
enum TMDSignatureType : u32 {
Rsa4096Sha1 = 0x10000,
Rsa2048Sha1 = 0x10001,
EllipticSha1 = 0x10002,
Rsa4096Sha256 = 0x10003,
Rsa2048Sha256 = 0x10004,
EcdsaSha256 = 0x10005
};
enum TMDContentTypeFlag : u16 {
Encrypted = 1 << 1,
Disc = 1 << 2,
CFM = 1 << 3,
Optional = 1 << 14,
Shared = 1 << 15
};
/**
* Helper which implements an interface to read and write Title Metadata (TMD) files.
* If a file path is provided and the file exists, it can be parsed and used, otherwise
* it must be created. The TMD file can then be interpreted, modified and/or saved.
*/
class TitleMetadata {
public:
struct ContentChunk {
u32_be id;
u16_be index;
u16_be type;
u64_be size;
std::array<u8, 0x20> hash;
};
static_assert(sizeof(ContentChunk) == 0x30, "TMD ContentChunk structure size is wrong");
struct ContentInfo {
u16_be index;
u16_be command_count;
std::array<u8, 0x20> hash;
};
static_assert(sizeof(ContentInfo) == 0x24, "TMD ContentInfo structure size is wrong");
#pragma pack(push, 1)
struct Body {
std::array<u8, 0x40> issuer;
u8 version;
u8 ca_crl_version;
u8 signer_crl_version;
u8 reserved;
u64_be system_version;
u64_be title_id;
u32_be title_type;
u16_be group_id;
u32_be savedata_size;
u32_be srl_private_savedata_size;
std::array<u8, 4> reserved_2;
u8 srl_flag;
std::array<u8, 0x31> reserved_3;
u32_be access_rights;
u16_be title_version;
u16_be content_count;
u16_be boot_content;
std::array<u8, 2> reserved_4;
std::array<u8, 0x20> contentinfo_hash;
std::array<ContentInfo, 64> contentinfo;
};
static_assert(sizeof(Body) == 0x9C4, "TMD body structure size is wrong");
#pragma pack(pop)
explicit TitleMetadata(std::string& path) : filepath(std::move(path)) {}
Loader::ResultStatus Load();
Loader::ResultStatus Save();
u64 GetTitleID() const;
u32 GetTitleType() const;
u16 GetTitleVersion() const;
u64 GetSystemVersion() const;
size_t GetContentCount() const;
u32 GetBootContentID() const;
u32 GetManualContentID() const;
u32 GetDLPContentID() const;
void SetTitleID(u64 title_id);
void SetTitleType(u32 type);
void SetTitleVersion(u16 version);
void SetSystemVersion(u64 version);
void AddContentChunk(const ContentChunk& chunk);
void Print() const;
private:
enum TMDContentIndex { Main = 0, Manual = 1, DLP = 2 };
Body tmd_body;
u32_be signature_type;
std::vector<u8> tmd_signature;
std::vector<ContentChunk> tmd_chunks;
std::string filepath;
};
} // namespace FileSys
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