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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/file_util.h"
#include "common/string_util.h"
#include "core/settings.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.
DEBUG_ASSERT(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::SecureInfoGetRegion service function
* Inputs:
* 1 : None
* Outputs:
* 0 : Result Header code
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Region value loaded from SecureInfo offset 0x100
*/
static void SecureInfoGetRegion(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
cmd_buffer[1] = RESULT_SUCCESS.raw; // No Error
cmd_buffer[2] = Settings::values.region_value;
}
/**
* CFG_User::GenHashConsoleUnique service function
* Inputs:
* 1 : 20 bit application ID salt
* Outputs:
* 0 : Result Header code
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Hash/"ID" lower word
* 3 : Hash/"ID" upper word
*/
static void GenHashConsoleUnique(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 app_id_salt = cmd_buffer[1];
cmd_buffer[1] = RESULT_SUCCESS.raw; // No Error
cmd_buffer[2] = 0x33646D6F ^ (app_id_salt & 0xFFFFF); // 3dmoo hash
cmd_buffer[3] = 0x6F534841 ^ (app_id_salt & 0xFFFFF);
LOG_WARNING(Service_CFG, "(STUBBED) called app_id_salt=0x%08X", app_id_salt);
}
/**
* CFG_User::GetRegionCanadaUSA service function
* Inputs:
* 1 : None
* Outputs:
* 0 : Result Header code
* 1 : Result of function, 0 on success, otherwise error code
* 2 : Output value
*/
static void GetRegionCanadaUSA(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
cmd_buffer[1] = RESULT_SUCCESS.raw; // No Error
u8 canada_or_usa = 1;
if (canada_or_usa == Settings::values.region_value) {
cmd_buffer[2] = 1;
} else {
cmd_buffer[2] = 0;
}
}
/**
* 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, SecureInfoGetRegion, "SecureInfoGetRegion"},
{0x00030040, GenHashConsoleUnique, "GenHashConsoleUnique"},
{0x00040000, GetRegionCanadaUSA, "GetRegionCanadaUSA"},
{0x00050000, GetSystemModel, "GetSystemModel"},
{0x00060000, GetModelNintendo2DS, "GetModelNintendo2DS"},
{0x00070040, nullptr, "WriteToFirstByteCfgSavegame"},
{0x00080080, nullptr, "GoThroughTable"},
{0x00090040, GetCountryCodeString, "GetCountryCodeString"},
{0x000A0040, GetCountryCodeID, "GetCountryCodeID"},
};
////////////////////////////////////////////////////////////////////////////////////////////////////
// Interface class
Interface::Interface() {
Register(FunctionTable);
}
} // namespace
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