citra/src/core/hle/service/cecd/cecd.h

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// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "common/bit_field.h"
#include "common/common_funcs.h"
#include "core/hle/kernel/event.h"
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#include "core/hle/service/fs/archive.h"
#include "core/hle/service/service.h"
namespace Service {
namespace CECD {
class Module final {
public:
Module();
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~Module();
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enum class CecCommand : u32 {
None = 0,
Start = 1,
ResetStart = 2,
ReadyScan = 3,
ReadyScanWait = 4,
StartScan = 5,
Rescan = 6,
NdmResume = 7,
NdmSuspend = 8,
NdmSuspendImmediate = 9,
StopWait = 0x0A,
Stop = 0x0B,
StopForce = 0x0C,
StopForceWait = 0x0D,
ResetFilter = 0x0E,
DaemonStop = 0x0F,
DaemonStart = 0x10,
Exit = 0x11,
OverBoss = 0x12,
OverBossForce = 0x13,
OverBossForceWait = 0x14,
End = 0x15,
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};
/**
* CecDataPathType possible missing values; need to figure out placement
*
* data:/CEC/TMP
* data:/CEC/test
*/
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enum class CecDataPathType : u32 {
Invalid = 0,
MboxList = 1, /// data:/CEC/MBoxList____
MboxInfo = 2, /// data:/CEC/<id>/MBoxInfo____
InboxInfo = 3, /// data:/CEC/<id>/InBox___/BoxInfo_____
OutboxInfo = 4, /// data:/CEC/<id>/OutBox__/BoxInfo_____
OutboxIndex = 5, /// data:/CEC/<id>/OutBox__/OBIndex_____
InboxMsg = 6, /// data:/CEC/<id>/InBox___/_<message_id>
OutboxMsg = 7, /// data:/CEC/<id>/OutBox__/_<message_id>
RootDir = 10, /// data:/CEC
MboxDir = 11, /// data:/CEC/<id>
InboxDir = 12, /// data:/CEC/<id>/InBox___
OutboxDir = 13, /// data:/CEC/<id>/OutBox__
MboxData = 100, /// data:/CEC/<id>/MBoxData.0<i-100>
MboxIcon = 101, /// data:/CEC/<id>/MBoxData.001
MboxTitle = 110, /// data:/CEC/<id>/MBoxData.010
MboxProgramId = 150, /// data:/CEC/<id>/MBoxData.050
};
enum class CecState : u32 {
None = 0,
Init = 1,
WirelessParamSetup = 2,
WirelessReady = 3,
WirelessStartConfig = 4,
Scan = 5,
Scanning = 6,
Connect = 7,
Connecting = 8,
Connected = 9,
ConnectTcp = 10,
ConnectingTcp = 11,
ConnectedTcp = 12,
Negotiation = 13,
SendRecvStart = 14,
SendRecvInit = 15,
SendReady = 16,
ReceiveReady = 17,
Receive = 18,
ConnectionFinishTcp = 19,
ConnectionFinish = 20,
SendPost = 21,
ReceivePost = 22,
Finishing = 23,
Finish = 24,
OverBoss = 25,
Idle = 26
};
enum class CecSystemInfoType : u32 { EulaVersion = 1, Eula = 2, ParentControl = 3 };
struct CecInOutBoxInfoHeader {
u16_le magic; // 0x6262 'bb'
INSERT_PADDING_BYTES(2);
u32_le box_info_size;
u32_le max_box_size;
u32_le box_size;
u32_le max_message_num;
u32_le message_num;
u32_le max_batch_size;
u32_le max_message_size;
};
static_assert(sizeof(CecInOutBoxInfoHeader) == 0x20,
"CecInOutBoxInfoHeader struct has incorrect size.");
struct CecMBoxInfoHeader {
u16_le magic; // 0x6363 'cc'
INSERT_PADDING_BYTES(2);
u32_le program_id;
u32_le private_id;
u8 flag;
u8 flag2;
INSERT_PADDING_BYTES(2);
std::array<u8, 32> hmac_key;
INSERT_PADDING_BYTES(4);
struct Time {
u32_le year;
u8 month;
u8 day;
u8 hour;
u8 minute;
u8 second;
u8 millisecond;
u8 microsecond;
u8 padding;
} last_accessed;
INSERT_PADDING_BYTES(4);
Time last_received;
INSERT_PADDING_BYTES(4);
Time unknown_time;
};
static_assert(sizeof(CecMBoxInfoHeader) == 0x60,
"CecMBoxInfoHeader struct has incorrect size.");
struct CecMBoxListHeader {
u16_le magic; // 0x6868 'hh'
INSERT_PADDING_BYTES(2);
u16_le version; // 0x01 00, maybe activated flag?
INSERT_PADDING_BYTES(2);
u16_le num_boxes; // 24 max
INSERT_PADDING_BYTES(2);
std::array<std::array<u8, 16>, 24> box_names; // 16 char names, 24 boxes
};
static_assert(sizeof(CecMBoxListHeader) == 0x18C,
"CecMBoxListHeader struct has incorrect size.");
struct CecMessageHeader {
u16_le magic; // 0x6060 ``
INSERT_PADDING_BYTES(2);
u32_le message_size;
u32_le header_size;
u32_le body_size;
u32_le title_id;
u32_le title_id_2;
u32_le batch_id;
u32_le unknown_id;
std::array<u8, 8> message_id;
u32_le version;
std::array<u8, 8> message_id_2;
u8 flag;
u8 send_method;
u8 is_unopen;
u8 is_new;
u64_le sender_id;
u64_le sender_id2;
struct Time {
u32_le year;
u8 month;
u8 day;
u8 hour;
u8 minute;
u8 second;
u8 millisecond;
u8 microsecond;
u8 padding;
} send_time, recv_time, create_time;
u8 send_count;
u8 foward_count;
u16_le user_data;
};
static_assert(sizeof(CecMessageHeader) == 0x70, "CecMessageHeader struct has incorrect size.");
struct CecOBIndexHeader {
u16_le magic; // 0x6767 'gg'
INSERT_PADDING_BYTES(2);
u32_le message_num;
// Array of messageid's 8 bytes each, same as CecMessageHeader.message_id[8]
};
static_assert(sizeof(CecOBIndexHeader) == 0x08, "CecOBIndexHeader struct has incorrect size.");
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enum class CecdState : u32 {
NdmStatusWorking = 0,
NdmStatusIdle = 1,
NdmStatusSuspending = 2,
NdmStatusSuspended = 3,
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};
union CecOpenMode {
u32 raw;
BitField<0, 1, u32> unknown; // 1 delete?
BitField<1, 1, u32> read; // 2
BitField<2, 1, u32> write; // 4
BitField<3, 1, u32> create; // 8
BitField<4, 1, u32> check; // 16 maybe validate sig?
BitField<30, 1, u32> unk_flag;
};
enum class CecTest : u32 {
CEC_TEST_000 = 0,
CEC_TEST_001 = 1,
CEC_TEST_002 = 2,
CEC_TEST_003 = 3,
CEC_TEST_004 = 4,
CEC_TEST_005 = 5,
CEC_TEST_006 = 6,
};
/// Opening a file and reading/writing can be handled by two different functions
/// So, we need to pass that file data around
struct SessionData : public Kernel::SessionRequestHandler::SessionDataBase {
SessionData();
~SessionData();
u32 ncch_program_id;
CecDataPathType data_path_type;
CecOpenMode open_mode;
FileSys::Path path;
std::shared_ptr<Service::FS::File> file;
};
class Interface : public ServiceFramework<Interface, SessionData> {
public:
Interface(std::shared_ptr<Module> cecd, const char* name, u32 max_session);
~Interface() = default;
protected:
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/**
* CECD::Open service function
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* Inputs:
* 0 : Header Code[0x000100C2]
* 1 : NCCH Program ID
* 2 : Path type
* 3 : File open flag
* 4 : Descriptor for process ID
* 5 : Placeholder for process ID
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : File size?
*/
void Open(Kernel::HLERequestContext& ctx);
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/**
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* CECD::Read service function
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* Inputs:
* 0 : Header Code[0x00020042]
* 1 : Buffer size (unused)
* 2 : Descriptor for mapping a write-only buffer in the target process
* 3 : Buffer address
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Read size
* 3 : Descriptor for mapping a write-only buffer in the target process
* 4 : Buffer address
*/
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void Read(Kernel::HLERequestContext& ctx);
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/**
* CECD::ReadMessage service function
* Inputs:
* 0 : Header Code[0x00030104]
* 1 : NCCH Program ID
* 2 : bool is_outbox
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* 3 : Message ID size (unused, always 8)
* 4 : Buffer size (unused)
* 5 : Descriptor for mapping a read-only buffer in the target process
* 6 : Message ID address
* 7 : Descriptor for mapping a write-only buffer in the target process
* 8 : Buffer address
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Read size
* 3 : Descriptor for mapping a read-only buffer in the target process
* 4 : Message ID address
* 5 : Descriptor for mapping a write-only buffer in the target process
* 6 : Buffer address
*/
void ReadMessage(Kernel::HLERequestContext& ctx);
/**
* CECD::ReadMessageWithHMAC service function
* Inputs:
* 0 : Header Code[0x00040106]
* 1 : NCCH Program ID
* 2 : bool is_outbox
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* 3 : Message ID size(unused, always 8)
* 4 : Buffer size(unused)
* 5 : Descriptor for mapping a read-only buffer in the target process
* 6 : Message ID address
* 7 : Descriptor for mapping a read-only buffer in the target process
* 8 : HMAC key address
* 9 : Descriptor for mapping a write-only buffer in the target process
* 10 : Buffer address
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Read size
* 3 : Descriptor for mapping a read-only buffer in the target process
* 4 : Message ID address
* 5 : Descriptor for mapping a read-only buffer in the target process
* 6 : HMAC key address
* 7 : Descriptor for mapping a write-only buffer in the target process
* 8 : Buffer address
*/
void ReadMessageWithHMAC(Kernel::HLERequestContext& ctx);
/**
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* CECD::Write service function
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* Inputs:
* 0 : Header Code[0x00050042]
* 1 : Buffer size(unused)
* 2 : Descriptor for mapping a read-only buffer in the target process
* 3 : Buffer address
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Descriptor for mapping a read-only buffer in the target process
* 3 : Buffer address
*/
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void Write(Kernel::HLERequestContext& ctx);
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/**
* CECD::WriteMessage service function
* Inputs:
* 0 : Header Code[0x00060104]
* 1 : NCCH Program ID
* 2 : bool is_outbox
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* 3 : Message ID size(unused, always 8)
* 4 : Buffer size(unused)
* 5 : Descriptor for mapping a read-only buffer in the target process
* 6 : Buffer address
* 7 : Descriptor for mapping a read/write buffer in the target process
* 8 : Message ID address
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Descriptor for mapping a read-only buffer in the target process
* 3 : Buffer address
* 4 : Descriptor for mapping a read/write buffer in the target process
* 5 : Message ID address
*/
void WriteMessage(Kernel::HLERequestContext& ctx);
/**
* CECD::WriteMessageWithHMAC service function
* Inputs:
* 0 : Header Code[0x00070106]
* 1 : NCCH Program ID
* 2 : bool is_outbox
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* 3 : Message ID size(unused, always 8)
* 4 : Buffer size(unused)
* 5 : Descriptor for mapping a read-only buffer in the target process
* 6 : Buffer address
* 7 : Descriptor for mapping a read-only buffer in the target process
* 8 : HMAC key address
* 9 : Descriptor for mapping a read/write buffer in the target process
* 10 : Message ID address
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Descriptor for mapping a read-only buffer in the target process
* 3 : Buffer address
* 4 : Descriptor for mapping a read-only buffer in the target process
* 5 : HMAC key address
* 6 : Descriptor for mapping a read/write buffer in the target process
* 7 : Message ID address
*/
void WriteMessageWithHMAC(Kernel::HLERequestContext& ctx);
/**
* CECD::Delete service function
* Inputs:
* 0 : Header Code[0x00080102]
* 1 : NCCH Program ID
* 2 : Path type
* 3 : bool is_outbox
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* 4 : Message ID size (unused)
* 5 : Descriptor for mapping a read-only buffer in the target process
* 6 : Message ID address
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Descriptor for mapping a read-only buffer in the target process
* 3 : Message ID address
*/
void Delete(Kernel::HLERequestContext& ctx);
/**
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* CECD::SetData service function
* Inputs:
* 0 : Header Code[0x000900C2]
* 1 : NCCH Program ID
* 2 : Path type
* 3 : bool is_outbox
* 4 : Descriptor for mapping a read-only buffer in the target process
* 5 : Message ID address
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Descriptor for mapping a read-only buffer in the target process
* 3 : Message ID address
*/
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void SetData(Kernel::HLERequestContext& ctx);
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/**
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* CECD::ReadData service function
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* Inputs:
* 0 : Header Code[0x000A00C4]
* 1 : Destination buffer size (unused)
* 2 : Info type
* 3 : Param buffer size (unused)
* 4 : Descriptor for mapping a read-only buffer in the target process
* 5 : Param buffer address
* 6 : Descriptor for mapping a write-only buffer in the target process
* 7 : Destination buffer address
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Descriptor for mapping a read-only buffer in the target process
* 3 : Param buffer address
* 4 : Descriptor for mapping a write-only buffer in the target process
* 5 : Destination buffer address
*/
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void ReadData(Kernel::HLERequestContext& ctx);
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/**
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* CECD::Start service function
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* Inputs:
* 0 : Header Code[0x000B0040]
* 1 : Command
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
*/
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void Start(Kernel::HLERequestContext& ctx);
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/**
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* CECD::Stop service function
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* Inputs:
* 0 : Header Code[0x000C0040]
* 1 : Command
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
*/
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void Stop(Kernel::HLERequestContext& ctx);
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/**
* CECD::GetCecInfoBuffer service function
* Inputs:
* 0 : Header Code[0x000D0082]
* 1 : unknown
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* 2 : unknown, buffer size?
* 3 : Descriptor for mapping a write-only buffer in the target process
* 4 : Destination buffer address
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* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
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* 2-3 : MappedBuffer
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*/
void GetCecInfoBuffer(Kernel::HLERequestContext& ctx);
/**
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* GetCecdState service function
* Inputs:
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* 0: Header Code[0x000E0000]
* Outputs:
* 1: ResultCode
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* 2: CecdState
*/
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void GetCecdState(Kernel::HLERequestContext& ctx);
/**
* GetCecInfoEventHandle service function
* Inputs:
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* 0: Header Code[0x000F0000]
* Outputs:
* 1: ResultCode
* 3: Event Handle
*/
void GetCecInfoEventHandle(Kernel::HLERequestContext& ctx);
/**
* GetChangeStateEventHandle service function
* Inputs:
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* 0: Header Code[0x00100000]
* Outputs:
* 1: ResultCode
* 3: Event Handle
*/
void GetChangeStateEventHandle(Kernel::HLERequestContext& ctx);
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/**
* CECD::OpenAndWrite service function
* Inputs:
* 0 : Header Code[0x00110104]
* 1 : Buffer size (unused)
* 2 : NCCH Program ID
* 3 : Path type
* 4 : File open flag
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* 5 : Descriptor for process ID
* 6 : Placeholder for process ID
* 7 : Descriptor for mapping a read-only buffer in the target process
* 8 : Buffer address
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Descriptor for mapping a read-only buffer in the target process
* 3 : Buffer address
*/
void OpenAndWrite(Kernel::HLERequestContext& ctx);
/**
* CECD::OpenAndRead service function
* Inputs:
* 0 : Header Code[0x00120104]
* 1 : Buffer size (unused)
* 2 : NCCH Program ID
* 3 : Path type
* 4 : File open flag
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* 5 : Descriptor for process ID
* 6 : Placeholder for process ID
* 7 : Descriptor for mapping a write-only buffer in the target process
* 8 : Buffer address
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Toal bytes read
* 3 : Descriptor for mapping a write-only buffer in the target process
* 4 : Buffer address
*/
void OpenAndRead(Kernel::HLERequestContext& ctx);
/**
* CECD::GetEventLog service function
* Inputs:
* 0 : Header Code[0x001E0082]
* 1 : unknown
* 2 : unknown
* 3 : buffer descriptor
* 4 : buffer address
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : unknown
*/
void GetEventLog(Kernel::HLERequestContext& ctx);
/**
* CECD::GetEventLogStart service function
* Inputs:
* 0 : Header Code[0x001F0000]
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : unknown
*/
void GetEventLogStart(Kernel::HLERequestContext& ctx);
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/**
* GetCecInfoEventHandleSys service function
* Inputs:
* 0: Header Code[0x40020002]
* Outputs:
* 1: ResultCode
* 3: Event Handle
*/
void GetCecInfoEventHandleSys(Kernel::HLERequestContext& ctx);
private:
std::shared_ptr<Module> cecd;
};
private:
/// String used by cecd for base64 encoding found in the sysmodule disassembly
const std::string base64_dict =
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+-";
const std::vector<u8> cecd_system_savedata_id = {0x00, 0x00, 0x00, 0x00,
0x26, 0x00, 0x01, 0x00};
/// Encoding function used for the message id
std::string EncodeBase64(const std::vector<u8>& in) const;
std::string GetCecDataPathTypeAsString(const CecDataPathType type, const u32 program_id,
const std::vector<u8>& msg_id = std::vector<u8>()) const;
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std::string GetCecCommandAsString(const CecCommand command) const;
void CheckAndUpdateFile(const CecDataPathType path_type, const u32 ncch_program_id,
std::vector<u8>& file_buffer);
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Service::FS::ArchiveHandle cecd_system_save_data_archive;
Kernel::SharedPtr<Kernel::Event> cecinfo_event;
Kernel::SharedPtr<Kernel::Event> change_state_event;
};
/// Initialize CECD service(s)
void InstallInterfaces(SM::ServiceManager& service_manager);
} // namespace CECD
} // namespace Service