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author | Subv <subv2112@gmail.com> | 2014-12-21 18:03:41 +0100 |
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committer | Subv <subv2112@gmail.com> | 2014-12-21 22:39:26 +0100 |
commit | cdd78fa01da30a9de117ca8163f572f0dc8ffc8f (patch) | |
tree | b13fc9948524be76840d722ccea1845fa28df322 /src/core/hle/service/cfg_u.cpp | |
parent | CFGU: Addressed some comments. (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/core/hle/service/cfg_u.cpp | 98 |
1 files changed, 55 insertions, 43 deletions
diff --git a/src/core/hle/service/cfg_u.cpp b/src/core/hle/service/cfg_u.cpp index 9701e6aed..1a128a0aa 100644 --- a/src/core/hle/service/cfg_u.cpp +++ b/src/core/hle/service/cfg_u.cpp @@ -16,25 +16,25 @@ namespace CFG_U { enum SystemModel { - NINTENDO_3DS, - NINTENDO_3DS_XL, - NEW_NINTENDO_3DS, - NINTENDO_2DS, - NEW_NINTENDO_3DS_XL + NINTENDO_3DS = 0, + NINTENDO_3DS_XL = 1, + NEW_NINTENDO_3DS = 2, + NINTENDO_2DS = 3, + NEW_NINTENDO_3DS_XL = 4 }; enum SystemLanguage { - LANGUAGE_JP, - LANGUAGE_EN, - LANGUAGE_FR, - LANGUAGE_DE, - LANGUAGE_IT, - LANGUAGE_ES, - LANGUAGE_ZH, - LANGUAGE_KO, - LANGUAGE_NL, - LANGUAGE_PT, - LANGUAGE_RU + 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 }; struct UsernameBlock { @@ -57,8 +57,11 @@ static const u8 SOUND_OUTPUT_MODE = 2; static const u32 CONFIG_SAVEFILE_SIZE = 0x8000; static std::array<u8, CONFIG_SAVEFILE_SIZE> cfg_config_file_buffer = { }; -/// TODO(Subv): Find out what this actually is, these values fix some NaN uniforms in some games -/// Thanks Normmatt for providing this information +/** + * 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 + */ static const std::array<float, 8> STEREO_CAMERA_SETTINGS = { 62.0f, 289.0f, 76.80000305175781f, 46.08000183105469f, 10.0f, 5.0f, 55.58000183105469f, 21.56999969482422f @@ -158,19 +161,24 @@ static void GetCountryCodeID(Service::Interface* self) { /// Block header in the config savedata file struct SaveConfigBlockEntry { - u32 block_id; - u32 offset_or_data; - u16 size; - u16 flags; + 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 header of the config savedata file, -/// contains information about the blocks in the file +/// 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; - u16 data_entries_offset; - SaveConfigBlockEntry block_entries[1479]; - u32 unknown; + 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 }; /** @@ -189,7 +197,7 @@ ResultCode GetConfigInfoBlock(u32 block_id, u32 size, u32 flag, u8* output) { 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), - [&](SaveConfigBlockEntry const& entry) { + [&](const SaveConfigBlockEntry& entry) { return entry.block_id == block_id && entry.size == size && (entry.flags & flag); }); @@ -217,8 +225,11 @@ ResultCode GetConfigInfoBlock(u32 block_id, u32 size, u32 flag, u8* output) { * @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, u8 const* data) { +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) { @@ -268,13 +279,12 @@ ResultCode DeleteConfigNANDSaveFile() { * @returns ResultCode indicating the result of the operation, 0 on success */ ResultCode UpdateConfigNANDSavegame() { - FileSys::Mode mode; - mode.hex = 0; + FileSys::Mode mode = {}; mode.write_flag = 1; mode.create_flag = 1; FileSys::Path path("config"); auto file = cfg_system_save_data->OpenFile(path, mode); - _dbg_assert_msg_(Service_CFG, file != nullptr, "could not open file"); + _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; } @@ -292,16 +302,17 @@ ResultCode FormatConfig() { 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, 0x20, 0xE, - reinterpret_cast<u8 const*>(STEREO_CAMERA_SETTINGS.data())); + reinterpret_cast<const u8*>(STEREO_CAMERA_SETTINGS.data())); if (!res.IsSuccess()) return res; - res = CreateConfigInfoBlk(0x00090001, 0x8, 0xE, reinterpret_cast<u8 const*>(&CONSOLE_UNIQUE_ID)); + res = CreateConfigInfoBlk(0x00090001, 0x8, 0xE, reinterpret_cast<const u8*>(&CONSOLE_UNIQUE_ID)); if (!res.IsSuccess()) return res; - res = CreateConfigInfoBlk(0x000F0004, 0x4, 0x8, reinterpret_cast<u8 const*>(&CONSOLE_MODEL)); + res = CreateConfigInfoBlk(0x000F0004, 0x4, 0x8, reinterpret_cast<const u8*>(&CONSOLE_MODEL)); if (!res.IsSuccess()) return res; res = CreateConfigInfoBlk(0x000A0002, 0x1, 0xA, &CONSOLE_LANGUAGE); @@ -313,7 +324,7 @@ ResultCode FormatConfig() { res = CreateConfigInfoBlk(0x000B0000, 0x4, 0xE, COUNTRY_INFO.data()); if (!res.IsSuccess()) return res; - res = CreateConfigInfoBlk(0x000A0000, 0x1C, 0xE, reinterpret_cast<u8*>(&CONSOLE_USERNAME_BLOCK)); + res = CreateConfigInfoBlk(0x000A0000, 0x1C, 0xE, reinterpret_cast<const u8*>(&CONSOLE_USERNAME_BLOCK)); if (!res.IsSuccess()) return res; // Save the buffer to the file @@ -357,8 +368,9 @@ static void GetSystemModel(Service::Interface* self) { u32* cmd_buffer = Kernel::GetCommandBuffer(); u32 data; + // TODO(Subv): Find out the correct error codes cmd_buffer[1] = GetConfigInfoBlock(0x000F0004, 4, 0x8, - reinterpret_cast<u8*>(&data)).raw; // TODO(Subv): Find out the correct error codes + reinterpret_cast<u8*>(&data)).raw; cmd_buffer[2] = data & 0xFF; } @@ -372,8 +384,9 @@ static void GetModelNintendo2DS(Service::Interface* self) { u32* cmd_buffer = Kernel::GetCommandBuffer(); u32 data; + // TODO(Subv): Find out the correct error codes cmd_buffer[1] = GetConfigInfoBlock(0x000F0004, 4, 0x8, - reinterpret_cast<u8*>(&data)).raw; // TODO(Subv): Find out the correct error codes + reinterpret_cast<u8*>(&data)).raw; u8 model = data & 0xFF; if (model == NINTENDO_2DS) @@ -412,8 +425,7 @@ Interface::Interface() { // 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.hex = 0; + FileSys::Mode mode = {}; mode.read_flag = 1; FileSys::Path path("config"); auto file = cfg_system_save_data->OpenFile(path, mode); @@ -429,8 +441,8 @@ Interface::Interface() { CONSOLE_USERNAME_BLOCK.ng_word = 0; CONSOLE_USERNAME_BLOCK.zero = 0; // Copy string to buffer and pad with zeros at the end - auto itr = Common::UTF8ToUTF16(CONSOLE_USERNAME).copy(CONSOLE_USERNAME_BLOCK.username, 0x14); - std::fill(std::begin(CONSOLE_USERNAME_BLOCK.username) + itr, + 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(); } |