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CFG: Create a new subfolder cfg inside service to handle cfg

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Moved most of the shared CFG code there, implemented a few CFG:I functions
This commit is contained in:
Subv 2014-12-21 16:36:18 -05:00
parent 9e45240e23
commit 6115f013a9
11 changed files with 617 additions and 489 deletions
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204
src/core/hle/service/cfg/cfg.cpp Normal file
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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "common/log.h"
#include "common/make_unique.h"
#include "core/file_sys/archive_systemsavedata.h"
#include "core/hle/service/cfg/cfg.h"
namespace Service {
namespace CFG {
const u64 CFG_SAVE_ID = 0x00010017;
const u64 CONSOLE_UNIQUE_ID = 0xDEADC0DE;
const ConsoleModelInfo CONSOLE_MODEL = { NINTENDO_3DS_XL, 0, 0, 0 };
const u8 CONSOLE_LANGUAGE = LANGUAGE_EN;
const char CONSOLE_USERNAME[0x14] = "CITRA";
/// This will be initialized in CFGInit, and will be used when creating the block
UsernameBlock CONSOLE_USERNAME_BLOCK;
/// TODO(Subv): Find out what this actually is
const u8 SOUND_OUTPUT_MODE = 2;
const u8 UNITED_STATES_COUNTRY_ID = 49;
/// TODO(Subv): Find what the other bytes are
const ConsoleCountryInfo COUNTRY_INFO = { 0, 0, 0, UNITED_STATES_COUNTRY_ID };
/**
* TODO(Subv): Find out what this actually is, these values fix some NaN uniforms in some games,
* for example Nintendo Zone
* Thanks Normmatt for providing this information
*/
const std::array<float, 8> STEREO_CAMERA_SETTINGS = {
62.0f, 289.0f, 76.80000305175781f, 46.08000183105469f,
10.0f, 5.0f, 55.58000183105469f, 21.56999969482422f
};
const u32 CONFIG_SAVEFILE_SIZE = 0x8000;
std::array<u8, CONFIG_SAVEFILE_SIZE> cfg_config_file_buffer = {};
static std::unique_ptr<FileSys::Archive_SystemSaveData> cfg_system_save_data;
ResultCode GetConfigInfoBlock(u32 block_id, u32 size, u32 flag, u8* output) {
// Read the header
SaveFileConfig* config = reinterpret_cast<SaveFileConfig*>(cfg_config_file_buffer.data());
auto itr = std::find_if(std::begin(config->block_entries), std::end(config->block_entries),
[&](const SaveConfigBlockEntry& entry) {
return entry.block_id == block_id && entry.size == size && (entry.flags & flag);
});
if (itr == std::end(config->block_entries)) {
LOG_ERROR(Service_CFG, "Config block %u with size %u and flags %u not found", block_id, size, flag);
return ResultCode(-1); // TODO(Subv): Find the correct error code
}
// The data is located in the block header itself if the size is less than 4 bytes
if (itr->size <= 4)
memcpy(output, &itr->offset_or_data, itr->size);
else
memcpy(output, &cfg_config_file_buffer[itr->offset_or_data], itr->size);
return RESULT_SUCCESS;
}
ResultCode CreateConfigInfoBlk(u32 block_id, u32 size, u32 flags, const u8* data) {
SaveFileConfig* config = reinterpret_cast<SaveFileConfig*>(cfg_config_file_buffer.data());
if (config->total_entries >= CONFIG_FILE_MAX_BLOCK_ENTRIES)
return ResultCode(-1); // TODO(Subv): Find the right error code
// Insert the block header with offset 0 for now
config->block_entries[config->total_entries] = { block_id, 0, size, flags };
if (size > 4) {
s32 total_entries = config->total_entries - 1;
u32 offset = config->data_entries_offset;
// Perform a search to locate the next offset for the new data
// use the offset and size of the previous block to determine the new position
while (total_entries >= 0) {
// Ignore the blocks that don't have a separate data offset
if (config->block_entries[total_entries].size > 4) {
offset = config->block_entries[total_entries].offset_or_data +
config->block_entries[total_entries].size;
break;
}
--total_entries;
}
config->block_entries[config->total_entries].offset_or_data = offset;
// Write the data at the new offset
memcpy(&cfg_config_file_buffer[offset], data, size);
}
else {
// The offset_or_data field in the header contains the data itself if it's 4 bytes or less
memcpy(&config->block_entries[config->total_entries].offset_or_data, data, size);
}
++config->total_entries;
return RESULT_SUCCESS;
}
ResultCode DeleteConfigNANDSaveFile() {
FileSys::Path path("config");
if (cfg_system_save_data->DeleteFile(path))
return RESULT_SUCCESS;
return ResultCode(-1); // TODO(Subv): Find the right error code
}
ResultCode UpdateConfigNANDSavegame() {
FileSys::Mode mode = {};
mode.write_flag = 1;
mode.create_flag = 1;
FileSys::Path path("config");
auto file = cfg_system_save_data->OpenFile(path, mode);
_assert_msg_(Service_CFG, file != nullptr, "could not open file");
file->Write(0, CONFIG_SAVEFILE_SIZE, 1, cfg_config_file_buffer.data());
return RESULT_SUCCESS;
}
ResultCode FormatConfig() {
ResultCode res = DeleteConfigNANDSaveFile();
if (!res.IsSuccess())
return res;
// Delete the old data
std::fill(cfg_config_file_buffer.begin(), cfg_config_file_buffer.end(), 0);
// Create the header
SaveFileConfig* config = reinterpret_cast<SaveFileConfig*>(cfg_config_file_buffer.data());
// This value is hardcoded, taken from 3dbrew, verified by hardware, it's always the same value
config->data_entries_offset = 0x455C;
// Insert the default blocks
res = CreateConfigInfoBlk(0x00050005, sizeof(STEREO_CAMERA_SETTINGS), 0xE,
reinterpret_cast<const u8*>(STEREO_CAMERA_SETTINGS.data()));
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(0x00090001, sizeof(CONSOLE_UNIQUE_ID), 0xE,
reinterpret_cast<const u8*>(&CONSOLE_UNIQUE_ID));
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(0x000F0004, sizeof(CONSOLE_MODEL), 0x8,
reinterpret_cast<const u8*>(&CONSOLE_MODEL));
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(0x000A0002, sizeof(CONSOLE_LANGUAGE), 0xA, &CONSOLE_LANGUAGE);
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(0x00070001, sizeof(SOUND_OUTPUT_MODE), 0xE, &SOUND_OUTPUT_MODE);
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(0x000B0000, sizeof(COUNTRY_INFO), 0xE,
reinterpret_cast<const u8*>(&COUNTRY_INFO));
if (!res.IsSuccess())
return res;
res = CreateConfigInfoBlk(0x000A0000, sizeof(CONSOLE_USERNAME_BLOCK), 0xE,
reinterpret_cast<const u8*>(&CONSOLE_USERNAME_BLOCK));
if (!res.IsSuccess())
return res;
// Save the buffer to the file
res = UpdateConfigNANDSavegame();
if (!res.IsSuccess())
return res;
return RESULT_SUCCESS;
}
void CFGInit() {
// TODO(Subv): In the future we should use the FS service to query this archive,
// currently it is not possible because you can only have one open archive of the same type at any time
std::string syssavedata_directory = FileUtil::GetUserPath(D_SYSSAVEDATA_IDX);
cfg_system_save_data = Common::make_unique<FileSys::Archive_SystemSaveData>(syssavedata_directory,
CFG_SAVE_ID);
if (!cfg_system_save_data->Initialize()) {
LOG_CRITICAL(Service_CFG, "Could not initialize SystemSaveData archive for the CFG:U service");
return;
}
// TODO(Subv): All this code should be moved to cfg:i,
// it's only here because we do not currently emulate the lower level code that uses that service
// Try to open the file in read-only mode to check its existence
FileSys::Mode mode = {};
mode.read_flag = 1;
FileSys::Path path("config");
auto file = cfg_system_save_data->OpenFile(path, mode);
// Load the config if it already exists
if (file != nullptr) {
file->Read(0, CONFIG_SAVEFILE_SIZE, cfg_config_file_buffer.data());
return;
}
// Initialize the Username block
// TODO(Subv): Initialize this directly in the variable when MSVC supports char16_t string literals
CONSOLE_USERNAME_BLOCK.ng_word = 0;
CONSOLE_USERNAME_BLOCK.zero = 0;
// Copy string to buffer and pad with zeros at the end
auto size = Common::UTF8ToUTF16(CONSOLE_USERNAME).copy(CONSOLE_USERNAME_BLOCK.username, 0x14);
std::fill(std::begin(CONSOLE_USERNAME_BLOCK.username) + size,
std::end(CONSOLE_USERNAME_BLOCK.username), 0);
FormatConfig();
}
void CFGShutdown() {
}
} // namespace CFG
} // namespace Service

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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
#include "core/hle/result.h"
namespace Service {
namespace CFG {
enum SystemModel {
NINTENDO_3DS = 0,
NINTENDO_3DS_XL = 1,
NEW_NINTENDO_3DS = 2,
NINTENDO_2DS = 3,
NEW_NINTENDO_3DS_XL = 4
};
enum SystemLanguage {
LANGUAGE_JP = 0,
LANGUAGE_EN = 1,
LANGUAGE_FR = 2,
LANGUAGE_DE = 3,
LANGUAGE_IT = 4,
LANGUAGE_ES = 5,
LANGUAGE_ZH = 6,
LANGUAGE_KO = 7,
LANGUAGE_NL = 8,
LANGUAGE_PT = 9,
LANGUAGE_RU = 10
};
/// Block header in the config savedata file
struct SaveConfigBlockEntry {
u32 block_id; ///< The id of the current block
u32 offset_or_data; ///< This is the absolute offset to the block data if the size is greater than 4 bytes, otherwise it contains the data itself
u16 size; ///< The size of the block
u16 flags; ///< The flags of the block, possibly used for access control
};
/// The maximum number of block entries that can exist in the config file
static const u32 CONFIG_FILE_MAX_BLOCK_ENTRIES = 1479;
/**
* The header of the config savedata file,
* contains information about the blocks in the file
*/
struct SaveFileConfig {
u16 total_entries; ///< The total number of set entries in the config file
u16 data_entries_offset; ///< The offset where the data for the blocks start, this is hardcoded to 0x455C as per hardware
SaveConfigBlockEntry block_entries[CONFIG_FILE_MAX_BLOCK_ENTRIES]; ///< The block headers, the maximum possible value is 1479 as per hardware
u32 unknown; ///< This field is unknown, possibly padding, 0 has been observed in hardware
};
static_assert(sizeof(SaveFileConfig) == 0x455C, "The SaveFileConfig header must be exactly 0x455C bytes");
struct UsernameBlock {
char16_t username[10]; ///< Exactly 20 bytes long, padded with zeros at the end if necessary
u32 zero;
u32 ng_word;
};
static_assert(sizeof(UsernameBlock) == 0x1C, "Size of UsernameBlock must be 0x1C");
struct ConsoleModelInfo {
u8 model; ///< The console model (3DS, 2DS, etc)
u8 unknown[3]; ///< Unknown data
};
static_assert(sizeof(ConsoleModelInfo) == 4, "ConsoleModelInfo must be exactly 4 bytes");
struct ConsoleCountryInfo {
u8 unknown[3]; ///< Unknown data
u8 country_code; ///< The country code of the console
};
static_assert(sizeof(ConsoleCountryInfo) == 4, "ConsoleCountryInfo must be exactly 4 bytes");
extern const u64 CFG_SAVE_ID;
extern const u64 CONSOLE_UNIQUE_ID;
extern const ConsoleModelInfo CONSOLE_MODEL;
extern const u8 CONSOLE_LANGUAGE;
extern const char CONSOLE_USERNAME[0x14];
/// This will be initialized in the Interface constructor, and will be used when creating the block
extern UsernameBlock CONSOLE_USERNAME_BLOCK;
/// TODO(Subv): Find out what this actually is
extern const u8 SOUND_OUTPUT_MODE;
extern const u8 UNITED_STATES_COUNTRY_ID;
/// TODO(Subv): Find what the other bytes are
extern const ConsoleCountryInfo COUNTRY_INFO;
extern const std::array<float, 8> STEREO_CAMERA_SETTINGS;
static_assert(sizeof(STEREO_CAMERA_SETTINGS) == 0x20, "STEREO_CAMERA_SETTINGS must be exactly 0x20 bytes");
static_assert(sizeof(CONSOLE_UNIQUE_ID) == 8, "CONSOLE_UNIQUE_ID must be exactly 8 bytes");
static_assert(sizeof(CONSOLE_LANGUAGE) == 1, "CONSOLE_LANGUAGE must be exactly 1 byte");
static_assert(sizeof(SOUND_OUTPUT_MODE) == 1, "SOUND_OUTPUT_MODE must be exactly 1 byte");
/**
* Reads a block with the specified id and flag from the Config savegame buffer
* and writes the output to output.
* The input size must match exactly the size of the requested block
* @param block_id The id of the block we want to read
* @param size The size of the block we want to read
* @param flag The requested block must have this flag set
* @param output A pointer where we will write the read data
* @returns ResultCode indicating the result of the operation, 0 on success
*/
ResultCode GetConfigInfoBlock(u32 block_id, u32 size, u32 flag, u8* output);
/**
* Creates a block with the specified id and writes the input data to the cfg savegame buffer in memory.
* The config savegame file in the filesystem is not updated.
* @param block_id The id of the block we want to create
* @param size The size of the block we want to create
* @param flag The flags of the new block
* @param data A pointer containing the data we will write to the new block
* @returns ResultCode indicating the result of the operation, 0 on success
*/
ResultCode CreateConfigInfoBlk(u32 block_id, u32 size, u32 flags, const u8* data);
/**
* Deletes the config savegame file from the filesystem, the buffer in memory is not affected
* @returns ResultCode indicating the result of the operation, 0 on success
*/
ResultCode DeleteConfigNANDSaveFile();
/**
* Writes the config savegame memory buffer to the config savegame file in the filesystem
* @returns ResultCode indicating the result of the operation, 0 on success
*/
ResultCode UpdateConfigNANDSavegame();
/**
* Re-creates the config savegame file in memory and the filesystem with the default blocks
* @returns ResultCode indicating the result of the operation, 0 on success
*/
ResultCode FormatConfig();
/// Initialize the config service
void CFGInit();
/// Shutdown the config service
void CFGShutdown();
} // namespace CFG
} // namespace Service

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src/core/hle/service/cfg/cfg_i.cpp Normal file
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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include "common/log.h"
#include "core/hle/hle.h"
#include "core/hle/service/cfg/cfg.h"
#include "core/hle/service/cfg/cfg_i.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Namespace CFG_I
namespace CFG_I {
/**
* CFG_I::GetConfigInfoBlk8 service function
* This function is called by two command headers,
* there appears to be no difference between them according to 3dbrew
* Inputs:
* 0 : 0x04010082 / 0x08010082
* 1 : Size
* 2 : Block ID
* 3 : Descriptor for the output buffer
* 4 : Output buffer pointer
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
*/
static void GetConfigInfoBlk8(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 size = cmd_buffer[1];
u32 block_id = cmd_buffer[2];
u8* data_pointer = Memory::GetPointer(cmd_buffer[4]);
if (data_pointer == nullptr) {
cmd_buffer[1] = -1; // TODO(Subv): Find the right error code
return;
}
cmd_buffer[1] = Service::CFG::GetConfigInfoBlock(block_id, size, 0x8, data_pointer).raw;
}
/**
* CFG_I::UpdateConfigNANDSavegame service function
* This function is called by two command headers,
* there appears to be no difference between them according to 3dbrew
* Inputs:
* 0 : 0x04030000 / 0x08030000
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
*/
static void UpdateConfigNANDSavegame(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
cmd_buffer[1] = Service::CFG::UpdateConfigNANDSavegame().raw;
}
/**
* CFG_I::FormatConfig service function
* Inputs:
* 0 : 0x08060000
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
*/
static void FormatConfig(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
cmd_buffer[1] = Service::CFG::FormatConfig().raw;
}
const Interface::FunctionInfo FunctionTable[] = {
{0x04010082, GetConfigInfoBlk8, "GetConfigInfoBlk8"},
{0x04020082, nullptr, "SetConfigInfoBlk4"},
{0x04030000, UpdateConfigNANDSavegame, "UpdateConfigNANDSavegame"},
{0x04040042, nullptr, "GetLocalFriendCodeSeedData"},
{0x04050000, nullptr, "GetLocalFriendCodeSeed"},
{0x04060000, nullptr, "SecureInfoGetRegion"},
{0x04070000, nullptr, "SecureInfoGetByte101"},
{0x04080042, nullptr, "SecureInfoGetSerialNo"},
{0x04090000, nullptr, "UpdateConfigBlk00040003"},
{0x08010082, GetConfigInfoBlk8, "GetConfigInfoBlk8"},
{0x08020082, nullptr, "SetConfigInfoBlk4"},
{0x08030000, UpdateConfigNANDSavegame, "UpdateConfigNANDSavegame"},
{0x080400C2, nullptr, "CreateConfigInfoBlk"},
{0x08050000, nullptr, "DeleteConfigNANDSavefile"},
{0x08060000, FormatConfig, "FormatConfig"},
{0x08070000, nullptr, "Unknown"},
{0x08080000, nullptr, "UpdateConfigBlk1"},
{0x08090000, nullptr, "UpdateConfigBlk2"},
{0x080A0000, nullptr, "UpdateConfigBlk3"},
{0x080B0082, nullptr, "SetGetLocalFriendCodeSeedData"},
{0x080C0042, nullptr, "SetLocalFriendCodeSeedSignature"},
{0x080D0000, nullptr, "DeleteCreateNANDLocalFriendCodeSeed"},
{0x080E0000, nullptr, "VerifySigLocalFriendCodeSeed"},
{0x080F0042, nullptr, "GetLocalFriendCodeSeedData"},
{0x08100000, nullptr, "GetLocalFriendCodeSeed"},
{0x08110084, nullptr, "SetSecureInfo"},
{0x08120000, nullptr, "DeleteCreateNANDSecureInfo"},
{0x08130000, nullptr, "VerifySigSecureInfo"},
{0x08140042, nullptr, "SecureInfoGetData"},
{0x08150042, nullptr, "SecureInfoGetSignature"},
{0x08160000, nullptr, "SecureInfoGetRegion"},
{0x08170000, nullptr, "SecureInfoGetByte101"},
{0x08180042, nullptr, "SecureInfoGetSerialNo"},
};
////////////////////////////////////////////////////////////////////////////////////////////////////
// Interface class
Interface::Interface() {
Register(FunctionTable, ARRAY_SIZE(FunctionTable));
}
Interface::~Interface() {
}
} // namespace

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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "core/hle/service/service.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Namespace CFG_I
namespace CFG_I {
class Interface : public Service::Interface {
public:
Interface();
~Interface();
/**
* Gets the string port name used by CTROS for the service
* @return Port name of service
*/
std::string GetPortName() const override {
return "cfg:i";
}
};
} // namespace

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src/core/hle/service/cfg/cfg_u.cpp Normal file
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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#include "common/file_util.h"
#include "common/log.h"
#include "common/string_util.h"
#include "core/file_sys/archive_systemsavedata.h"
#include "core/hle/hle.h"
#include "core/hle/service/cfg/cfg.h"
#include "core/hle/service/cfg/cfg_u.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Namespace CFG_U
namespace CFG_U {
// TODO(Link Mauve): use a constexpr once MSVC starts supporting it.
#define C(code) ((code)[0] | ((code)[1] << 8))
static const std::array<u16, 187> country_codes = {
0, C("JP"), 0, 0, 0, 0, 0, 0, // 0-7
C("AI"), C("AG"), C("AR"), C("AW"), C("BS"), C("BB"), C("BZ"), C("BO"), // 8-15
C("BR"), C("VG"), C("CA"), C("KY"), C("CL"), C("CO"), C("CR"), C("DM"), // 16-23
C("DO"), C("EC"), C("SV"), C("GF"), C("GD"), C("GP"), C("GT"), C("GY"), // 24-31
C("HT"), C("HN"), C("JM"), C("MQ"), C("MX"), C("MS"), C("AN"), C("NI"), // 32-39
C("PA"), C("PY"), C("PE"), C("KN"), C("LC"), C("VC"), C("SR"), C("TT"), // 40-47
C("TC"), C("US"), C("UY"), C("VI"), C("VE"), 0, 0, 0, // 48-55
0, 0, 0, 0, 0, 0, 0, 0, // 56-63
C("AL"), C("AU"), C("AT"), C("BE"), C("BA"), C("BW"), C("BG"), C("HR"), // 64-71
C("CY"), C("CZ"), C("DK"), C("EE"), C("FI"), C("FR"), C("DE"), C("GR"), // 72-79
C("HU"), C("IS"), C("IE"), C("IT"), C("LV"), C("LS"), C("LI"), C("LT"), // 80-87
C("LU"), C("MK"), C("MT"), C("ME"), C("MZ"), C("NA"), C("NL"), C("NZ"), // 88-95
C("NO"), C("PL"), C("PT"), C("RO"), C("RU"), C("RS"), C("SK"), C("SI"), // 96-103
C("ZA"), C("ES"), C("SZ"), C("SE"), C("CH"), C("TR"), C("GB"), C("ZM"), // 104-111
C("ZW"), C("AZ"), C("MR"), C("ML"), C("NE"), C("TD"), C("SD"), C("ER"), // 112-119
C("DJ"), C("SO"), C("AD"), C("GI"), C("GG"), C("IM"), C("JE"), C("MC"), // 120-127
C("TW"), 0, 0, 0, 0, 0, 0, 0, // 128-135
C("KR"), 0, 0, 0, 0, 0, 0, 0, // 136-143
C("HK"), C("MO"), 0, 0, 0, 0, 0, 0, // 144-151
C("ID"), C("SG"), C("TH"), C("PH"), C("MY"), 0, 0, 0, // 152-159
C("CN"), 0, 0, 0, 0, 0, 0, 0, // 160-167
C("AE"), C("IN"), C("EG"), C("OM"), C("QA"), C("KW"), C("SA"), C("SY"), // 168-175
C("BH"), C("JO"), 0, 0, 0, 0, 0, 0, // 176-183
C("SM"), C("VA"), C("BM") // 184-186
};
#undef C
/**
* CFG_User::GetCountryCodeString service function
* Inputs:
* 1 : Country Code ID
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Country's 2-char string
*/
static void GetCountryCodeString(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 country_code_id = cmd_buffer[1];
if (country_code_id >= country_codes.size() || 0 == country_codes[country_code_id]) {
LOG_ERROR(Service_CFG, "requested country code id=%d is invalid", country_code_id);
cmd_buffer[1] = ResultCode(ErrorDescription::NotFound, ErrorModule::Config, ErrorSummary::WrongArgument, ErrorLevel::Permanent).raw;
return;
}
cmd_buffer[1] = 0;
cmd_buffer[2] = country_codes[country_code_id];
}
/**
* CFG_User::GetCountryCodeID service function
* Inputs:
* 1 : Country Code 2-char string
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Country Code ID
*/
static void GetCountryCodeID(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
u16 country_code = cmd_buffer[1];
u16 country_code_id = 0;
// The following algorithm will fail if the first country code isn't 0.
_dbg_assert_(Service_CFG, country_codes[0] == 0);
for (size_t id = 0; id < country_codes.size(); ++id) {
if (country_codes[id] == country_code) {
country_code_id = id;
break;
}
}
if (0 == country_code_id) {
LOG_ERROR(Service_CFG, "requested country code name=%c%c is invalid", country_code & 0xff, country_code >> 8);
cmd_buffer[1] = ResultCode(ErrorDescription::NotFound, ErrorModule::Config, ErrorSummary::WrongArgument, ErrorLevel::Permanent).raw;
cmd_buffer[2] = 0xFFFF;
return;
}
cmd_buffer[1] = 0;
cmd_buffer[2] = country_code_id;
}
/**
* CFG_User::GetConfigInfoBlk2 service function
* Inputs:
* 0 : 0x00010082
* 1 : Size
* 2 : Block ID
* 3 : Descriptor for the output buffer
* 4 : Output buffer pointer
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
*/
static void GetConfigInfoBlk2(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 size = cmd_buffer[1];
u32 block_id = cmd_buffer[2];
u8* data_pointer = Memory::GetPointer(cmd_buffer[4]);
if (data_pointer == nullptr) {
cmd_buffer[1] = -1; // TODO(Subv): Find the right error code
return;
}
cmd_buffer[1] = Service::CFG::GetConfigInfoBlock(block_id, size, 0x2, data_pointer).raw;
}
/**
* CFG_User::GetSystemModel service function
* Inputs:
* 0 : 0x00050000
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Model of the console
*/
static void GetSystemModel(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 data;
// TODO(Subv): Find out the correct error codes
cmd_buffer[1] = Service::CFG::GetConfigInfoBlock(0x000F0004, 4, 0x8,
reinterpret_cast<u8*>(&data)).raw;
cmd_buffer[2] = data & 0xFF;
}
/**
* CFG_User::GetModelNintendo2DS service function
* Inputs:
* 0 : 0x00060000
* Outputs:
* 1 : Result of function, 0 on success, otherwise error code
* 2 : 0 if the system is a Nintendo 2DS, 1 otherwise
*/
static void GetModelNintendo2DS(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 data;
// TODO(Subv): Find out the correct error codes
cmd_buffer[1] = Service::CFG::GetConfigInfoBlock(0x000F0004, 4, 0x8,
reinterpret_cast<u8*>(&data)).raw;
u8 model = data & 0xFF;
if (model == Service::CFG::NINTENDO_2DS)
cmd_buffer[2] = 0;
else
cmd_buffer[2] = 1;
}
const Interface::FunctionInfo FunctionTable[] = {
{0x00010082, GetConfigInfoBlk2, "GetConfigInfoBlk2"},
{0x00020000, nullptr, "SecureInfoGetRegion"},
{0x00030000, nullptr, "GenHashConsoleUnique"},
{0x00040000, nullptr, "GetRegionCanadaUSA"},
{0x00050000, GetSystemModel, "GetSystemModel"},
{0x00060000, GetModelNintendo2DS, "GetModelNintendo2DS"},
{0x00070040, nullptr, "unknown"},
{0x00080080, nullptr, "unknown"},
{0x00090040, GetCountryCodeString, "GetCountryCodeString"},
{0x000A0040, GetCountryCodeID, "GetCountryCodeID"},
};
////////////////////////////////////////////////////////////////////////////////////////////////////
// Interface class
Interface::Interface() {
Register(FunctionTable, ARRAY_SIZE(FunctionTable));
}
Interface::~Interface() {
}
} // namespace

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src/core/hle/service/cfg/cfg_u.h Normal file
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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include "core/hle/service/service.h"
////////////////////////////////////////////////////////////////////////////////////////////////////
// Namespace CFG_U
namespace CFG_U {
class Interface : public Service::Interface {
public:
Interface();
~Interface();
/**
* Gets the string port name used by CTROS for the service
* @return Port name of service
*/
std::string GetPortName() const override {
return "cfg:u";
}
};
} // namespace