pl_u: Use empty shared font if none is available.

- Makes games work in lieu of shared_font.bin.
This commit is contained in:
bunnei 2018-04-15 16:15:34 -04:00
parent 34264879b3
commit ac628f139d
1 changed files with 12 additions and 15 deletions

View File

@ -47,10 +47,10 @@ PL_U::PL_U() : ServiceFramework("pl:u") {
FileUtil::CreateFullPath(filepath); // Create path if not already created
FileUtil::IOFile file(filepath, "rb");
shared_font = std::make_shared<std::vector<u8>>(SHARED_FONT_MEM_SIZE);
if (file.IsOpen()) {
// Read shared font data
ASSERT(file.GetSize() == SHARED_FONT_MEM_SIZE);
shared_font = std::make_shared<std::vector<u8>>(static_cast<size_t>(file.GetSize()));
file.ReadBytes(shared_font->data(), shared_font->size());
} else {
LOG_WARNING(Service_NS, "Unable to load shared font: %s", filepath.c_str());
@ -97,22 +97,19 @@ void PL_U::GetSharedMemoryAddressOffset(Kernel::HLERequestContext& ctx) {
}
void PL_U::GetSharedMemoryNativeHandle(Kernel::HLERequestContext& ctx) {
if (shared_font != nullptr) {
// TODO(bunnei): This is a less-than-ideal solution to load a RAM dump of the Switch shared
// font data. This (likely) relies on exact address, size, and offsets from the original
// dump. In the future, we need to replace this with a more robust solution.
// Map backing memory for the font data
Core::CurrentProcess()->vm_manager.MapMemoryBlock(SHARED_FONT_MEM_VADDR, shared_font, 0,
SHARED_FONT_MEM_SIZE,
Kernel::MemoryState::Shared);
Core::CurrentProcess()->vm_manager.MapMemoryBlock(
SHARED_FONT_MEM_VADDR, shared_font, 0, SHARED_FONT_MEM_SIZE, Kernel::MemoryState::Shared);
// Create shared font memory object
shared_font_mem = Kernel::SharedMemory::Create(
Core::CurrentProcess(), SHARED_FONT_MEM_SIZE, Kernel::MemoryPermission::ReadWrite,
Kernel::MemoryPermission::Read, SHARED_FONT_MEM_VADDR, Kernel::MemoryRegion::BASE,
"PL_U:shared_font_mem");
}
LOG_DEBUG(Service_NS, "called");
IPC::ResponseBuilder rb{ctx, 2, 1};