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author | David Marcec <dmarcecguzman@gmail.com> | 2019-09-22 09:47:25 +0200 |
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committer | David Marcec <dmarcecguzman@gmail.com> | 2019-09-22 09:47:25 +0200 |
commit | d961d5479e0246f217883b57bbfdd736610b642e (patch) | |
tree | dcdcfb617b1fa680eaa74cf1a96f872f259bba1b /src/core/hle/service/ns/pl_u.cpp | |
parent | Merge pull request #2535 from DarkLordZach/cheat-v2 (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 | 164 |
1 files changed, 117 insertions, 47 deletions
diff --git a/src/core/hle/service/ns/pl_u.cpp b/src/core/hle/service/ns/pl_u.cpp index 8f0c6bc07..9d49f36e8 100644 --- a/src/core/hle/service/ns/pl_u.cpp +++ b/src/core/hle/service/ns/pl_u.cpp @@ -6,6 +6,13 @@ #include <cstring> #include <vector> +#include <FontChineseSimplified.h> +#include <FontChineseTraditional.h> +#include <FontExtendedChineseSimplified.h> +#include <FontKorean.h> +#include <FontNintendoExtended.h> +#include <FontStandard.h> + #include "common/assert.h" #include "common/common_paths.h" #include "common/common_types.h" @@ -17,7 +24,6 @@ #include "core/file_sys/nca_metadata.h" #include "core/file_sys/registered_cache.h" #include "core/file_sys/romfs.h" -#include "core/file_sys/system_archive/system_archive.h" #include "core/hle/ipc_helpers.h" #include "core/hle/kernel/shared_memory.h" #include "core/hle/service/filesystem/filesystem.h" @@ -88,16 +94,15 @@ static void DecryptSharedFont(const std::vector<u32>& input, Kernel::PhysicalMem offset += transformed_font.size() * sizeof(u32); } -void EncryptSharedFont(const std::vector<u8>& input, Kernel::PhysicalMemory& output) { - ASSERT_MSG(input.size() * sizeof(u32) < SHARED_FONT_MEM_SIZE, "Shared fonts exceeds 17mb!"); - - const auto key = Common::swap32(EXPECTED_RESULT ^ EXPECTED_MAGIC); - std::vector<u32> transformed_font(input.size() + 2); - transformed_font[0] = Common::swap32(EXPECTED_MAGIC); - transformed_font[1] = Common::swap32(input.size() * sizeof(u32)) ^ key; - std::transform(input.begin(), input.end(), transformed_font.begin() + 2, - [key](u32 in) { return in ^ key; }); - std::memcpy(output.data(), transformed_font.data(), transformed_font.size() * sizeof(u32)); +static void EncryptSharedFont(const std::vector<u8>& input, Kernel::PhysicalMemory& output, + std::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); } // Helper function to make BuildSharedFontsRawRegions a bit nicer @@ -159,49 +164,114 @@ PL_U::PL_U(FileSystem::FileSystemController& fsc) // Attempt to load shared font data from disk const auto* nand = fsc.GetSystemNANDContents(); std::size_t offset = 0; - // Rebuild shared fonts from data ncas or synthesize - - impl->shared_font = std::make_shared<Kernel::PhysicalMemory>(SHARED_FONT_MEM_SIZE); - for (auto font : SHARED_FONTS) { - FileSys::VirtualFile romfs; - const auto nca = - nand->GetEntry(static_cast<u64>(font.first), FileSys::ContentRecordType::Data); - if (nca) { - romfs = nca->GetRomFS(); + // Rebuild shared fonts from data ncas + if (nand->HasEntry(static_cast<u64>(FontArchives::Standard), + FileSys::ContentRecordType::Data)) { + impl->shared_font = std::make_shared<Kernel::PhysicalMemory>(SHARED_FONT_MEM_SIZE); + for (auto font : SHARED_FONTS) { + const auto nca = + nand->GetEntry(static_cast<u64>(font.first), FileSys::ContentRecordType::Data); + if (!nca) { + LOG_ERROR(Service_NS, "Failed to find {:016X}! Skipping", + static_cast<u64>(font.first)); + continue; + } + const auto romfs = nca->GetRomFS(); + if (!romfs) { + LOG_ERROR(Service_NS, "{:016X} has no RomFS! Skipping", + static_cast<u64>(font.first)); + continue; + } + const auto extracted_romfs = FileSys::ExtractRomFS(romfs); + if (!extracted_romfs) { + LOG_ERROR(Service_NS, "Failed to extract RomFS for {:016X}! Skipping", + static_cast<u64>(font.first)); + continue; + } + const auto font_fp = extracted_romfs->GetFile(font.second); + if (!font_fp) { + LOG_ERROR(Service_NS, "{:016X} has no file \"{}\"! Skipping", + static_cast<u64>(font.first), font.second); + continue; + } + std::vector<u32> font_data_u32(font_fp->GetSize() / sizeof(u32)); + font_fp->ReadBytes<u32>(font_data_u32.data(), font_fp->GetSize()); + // We need to be BigEndian as u32s for the xor encryption + std::transform(font_data_u32.begin(), font_data_u32.end(), font_data_u32.begin(), + Common::swap32); + FontRegion region{ + static_cast<u32>(offset + 8), + static_cast<u32>((font_data_u32.size() * sizeof(u32)) - + 8)}; // Font offset and size do not account for the header + DecryptSharedFont(font_data_u32, *impl->shared_font, offset); + impl->shared_font_regions.push_back(region); } - if (!romfs) { - romfs = FileSys::SystemArchive::SynthesizeSystemArchive(static_cast<u64>(font.first)); - } + } else { + impl->shared_font = std::make_shared<Kernel::PhysicalMemory>( + 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}; - if (!romfs) { - LOG_ERROR(Service_NS, "Failed to find or synthesize {:016X}! Skipping", - static_cast<u64>(font.first)); - continue; + // Create path if not already created + if (!FileUtil::CreateFullPath(filepath)) { + LOG_ERROR(Service_NS, "Failed to create sharedfonts path \"{}\"!", filepath); + return; } - const auto extracted_romfs = FileSys::ExtractRomFS(romfs); - if (!extracted_romfs) { - LOG_ERROR(Service_NS, "Failed to extract RomFS for {:016X}! Skipping", - static_cast<u64>(font.first)); - continue; + bool using_ttf = false; + for (const char* font_ttf : SHARED_FONTS_TTF) { + if (FileUtil::Exists(user_path + font_ttf)) { + using_ttf = true; + FileUtil::IOFile file(user_path + font_ttf, "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, *impl->shared_font, offset); + impl->shared_font_regions.push_back(region); + } else { + LOG_WARNING(Service_NS, "Unable to load font: {}", font_ttf); + } + } else if (using_ttf) { + LOG_WARNING(Service_NS, "Unable to find font: {}", font_ttf); + } } - const auto font_fp = extracted_romfs->GetFile(font.second); - if (!font_fp) { - LOG_ERROR(Service_NS, "{:016X} has no file \"{}\"! Skipping", - static_cast<u64>(font.first), font.second); - continue; + if (using_ttf) + return; + FileUtil::IOFile file(filepath, "rb"); + + if (file.IsOpen()) { + // Read shared font data + ASSERT(file.GetSize() == SHARED_FONT_MEM_SIZE); + file.ReadBytes(impl->shared_font->data(), impl->shared_font->size()); + impl->BuildSharedFontsRawRegions(*impl->shared_font); + } else { + LOG_WARNING(Service_NS, + "Shared Font file missing. Loading open source replacement from memory"); + + // clang-format off + const std::vector<std::vector<u8>> open_source_shared_fonts_ttf = { + {std::begin(FontChineseSimplified), std::end(FontChineseSimplified)}, + {std::begin(FontChineseTraditional), std::end(FontChineseTraditional)}, + {std::begin(FontExtendedChineseSimplified), std::end(FontExtendedChineseSimplified)}, + {std::begin(FontKorean), std::end(FontKorean)}, + {std::begin(FontNintendoExtended), std::end(FontNintendoExtended)}, + {std::begin(FontStandard), std::end(FontStandard)}, + }; + // clang-format on + + for (const std::vector<u8>& font_ttf : open_source_shared_fonts_ttf) { + const FontRegion region{static_cast<u32>(offset + 8), + static_cast<u32>(font_ttf.size())}; + EncryptSharedFont(font_ttf, *impl->shared_font, offset); + impl->shared_font_regions.push_back(region); + } } - std::vector<u32> font_data_u32(font_fp->GetSize() / sizeof(u32)); - font_fp->ReadBytes<u32>(font_data_u32.data(), font_fp->GetSize()); - // We need to be BigEndian as u32s for the xor encryption - std::transform(font_data_u32.begin(), font_data_u32.end(), font_data_u32.begin(), - Common::swap32); - // Font offset and size do not account for the header - const FontRegion region{static_cast<u32>(offset + 8), - static_cast<u32>((font_data_u32.size() * sizeof(u32)) - 8)}; - DecryptSharedFont(font_data_u32, *impl->shared_font, offset); - impl->shared_font_regions.push_back(region); } } |