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author | David Marcec <dmarcecguzman@gmail.com> | 2018-08-23 06:42:06 +0200 |
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committer | David Marcec <dmarcecguzman@gmail.com> | 2018-08-23 06:42:06 +0200 |
commit | eccc77a8c8e25ddc50dbc8cd85ad96b76e90ece5 (patch) | |
tree | 6713fd691679be39824f4374e3b569f778183d2c /src/core/hle/service/ns/pl_u.cpp | |
parent | Swap "Plus" with "Minus" on the controller GUI (#1150) (diff) | |
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Diffstat (limited to 'src/core/hle/service/ns/pl_u.cpp')
-rw-r--r-- | src/core/hle/service/ns/pl_u.cpp | 55 |
1 files changed, 50 insertions, 5 deletions
diff --git a/src/core/hle/service/ns/pl_u.cpp b/src/core/hle/service/ns/pl_u.cpp index 53cbf1a6e..77f6da478 100644 --- a/src/core/hle/service/ns/pl_u.cpp +++ b/src/core/hle/service/ns/pl_u.cpp @@ -35,6 +35,14 @@ static constexpr std::array<std::pair<FontArchives, const char*>, 7> SHARED_FONT std::make_pair(FontArchives::Extension, "nintendo_ext_003.bfttf"), std::make_pair(FontArchives::Extension, "nintendo_ext2_003.bfttf")}; +static constexpr std::array<const char*, 7> SHARED_FONTS_TTF{"FontStandard.ttf", + "FontChineseSimplified.ttf", + "FontExtendedChineseSimplified.ttf", + "FontChineseTraditional.ttf", + "FontKorean.ttf", + "FontNintendoExtended.ttf", + "FontNintendoExtended2.ttf"}; + // The below data is specific to shared font data dumped from Switch on f/w 2.2 // Virtual address and offsets/sizes likely will vary by dump static constexpr VAddr SHARED_FONT_MEM_VADDR{0x00000009d3016000ULL}; @@ -76,6 +84,16 @@ void DecryptSharedFont(const std::vector<u32>& input, std::vector<u8>& output, s offset += transformed_font.size() * sizeof(u32); } +void EncryptSharedFont(const std::vector<u8>& input, std::vector<u8>& output, size_t& offset) { + ASSERT_MSG(offset + input.size() + 8 < SHARED_FONT_MEM_SIZE, "Shared fonts exceeds 17mb!"); + const u32 KEY = EXPECTED_MAGIC ^ EXPECTED_RESULT; + std::memcpy(output.data() + offset, &EXPECTED_RESULT, sizeof(u32)); // Magic header + const u32 ENC_SIZE = static_cast<u32>(input.size()) ^ KEY; + std::memcpy(output.data() + offset + sizeof(u32), &ENC_SIZE, sizeof(u32)); + std::memcpy(output.data() + offset + (sizeof(u32) * 2), input.data(), input.size()); + offset += input.size() + (sizeof(u32) * 2); +} + static u32 GetU32Swapped(const u8* data) { u32 value; std::memcpy(&value, data, sizeof(value)); @@ -109,10 +127,10 @@ PL_U::PL_U() : ServiceFramework("pl:u") { RegisterHandlers(functions); // Attempt to load shared font data from disk const auto nand = FileSystem::GetSystemNANDContents(); + size_t offset = 0; // Rebuild shared fonts from data ncas if (nand->HasEntry(static_cast<u64>(FontArchives::Standard), FileSys::ContentRecordType::Data)) { - size_t offset = 0; shared_font = std::make_shared<std::vector<u8>>(SHARED_FONT_MEM_SIZE); for (auto font : SHARED_FONTS) { const auto nca = @@ -152,18 +170,45 @@ PL_U::PL_U() : ServiceFramework("pl:u") { DecryptSharedFont(font_data_u32, *shared_font, offset); SHARED_FONT_REGIONS.push_back(region); } + } else { - const std::string filepath{FileUtil::GetUserPath(FileUtil::UserPath::SysDataDir) + - SHARED_FONT}; + shared_font = std::make_shared<std::vector<u8>>( + SHARED_FONT_MEM_SIZE); // Shared memory needs to always be allocated and a fixed size + + const std::string user_path = FileUtil::GetUserPath(FileUtil::UserPath::SysDataDir); + const std::string filepath{user_path + SHARED_FONT}; + // Create path if not already created if (!FileUtil::CreateFullPath(filepath)) { LOG_ERROR(Service_NS, "Failed to create sharedfonts path \"{}\"!", filepath); return; } + + bool using_ttf = false; + for (auto FontTTF : SHARED_FONTS_TTF) { + if (FileUtil::Exists(user_path + FontTTF)) { + using_ttf = true; + FileUtil::IOFile file(user_path + FontTTF, "rb"); + if (file.IsOpen()) { + std::vector<u8> ttf_bytes(file.GetSize()); + file.ReadBytes<u8>(ttf_bytes.data(), ttf_bytes.size()); + FontRegion region{ + static_cast<u32>(offset + 8), + static_cast<u32>(ttf_bytes.size())}; // Font offset and size do not account + // for the header + EncryptSharedFont(ttf_bytes, *shared_font, offset); + SHARED_FONT_REGIONS.push_back(region); + } else { + LOG_WARNING(Service_NS, "Unable to load font: {}", FontTTF); + } + } else if (using_ttf) { + LOG_WARNING(Service_NS, "Unable to find font: {}", FontTTF); + } + } + if (using_ttf) + return; FileUtil::IOFile file(filepath, "rb"); - shared_font = std::make_shared<std::vector<u8>>( - SHARED_FONT_MEM_SIZE); // Shared memory needs to always be allocated and a fixed size if (file.IsOpen()) { // Read shared font data ASSERT(file.GetSize() == SHARED_FONT_MEM_SIZE); |