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-rw-r--r--src/core/hle/service/ns/pl_u.cpp55
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);