mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-09-11 18:28:50 +02:00
* It compiles * Print correct name when loading an exefs * Use DirectorySaveDataFileSystem for savedata * Handle more errors in IFileSystem * Remove structs replaced by LibHac structs * Fix alignment * Fix alignment again * Fix IFile and IFileSystem IPC * Alignment * Use released libhac version
162 lines
6 KiB
C#
162 lines
6 KiB
C#
using LibHac.Fs;
|
|
using LibHac.Fs.NcaUtils;
|
|
using Ryujinx.HLE.FileSystem;
|
|
using Ryujinx.HLE.FileSystem.Content;
|
|
using Ryujinx.HLE.Resource;
|
|
using Ryujinx.HLE.Utilities;
|
|
using System.Collections.Generic;
|
|
using System.IO;
|
|
using static Ryujinx.HLE.Utilities.FontUtils;
|
|
|
|
namespace Ryujinx.HLE.HOS.Font
|
|
{
|
|
class SharedFontManager
|
|
{
|
|
private Switch _device;
|
|
|
|
private long _physicalAddress;
|
|
|
|
private string _fontsPath;
|
|
|
|
private struct FontInfo
|
|
{
|
|
public int Offset;
|
|
public int Size;
|
|
|
|
public FontInfo(int offset, int size)
|
|
{
|
|
Offset = offset;
|
|
Size = size;
|
|
}
|
|
}
|
|
|
|
private Dictionary<SharedFontType, FontInfo> _fontData;
|
|
|
|
public SharedFontManager(Switch device, long physicalAddress)
|
|
{
|
|
_physicalAddress = physicalAddress;
|
|
|
|
_device = device;
|
|
|
|
_fontsPath = Path.Combine(device.FileSystem.GetSystemPath(), "fonts");
|
|
}
|
|
|
|
public void EnsureInitialized(ContentManager contentManager)
|
|
{
|
|
if (_fontData == null)
|
|
{
|
|
_device.Memory.FillWithZeros(_physicalAddress, Horizon.FontSize);
|
|
|
|
uint fontOffset = 0;
|
|
|
|
FontInfo CreateFont(string name)
|
|
{
|
|
if (contentManager.TryGetFontTitle(name, out long fontTitle) &&
|
|
contentManager.TryGetFontFilename(name, out string fontFilename))
|
|
{
|
|
string contentPath = contentManager.GetInstalledContentPath(fontTitle, StorageId.NandSystem, ContentType.Data);
|
|
string fontPath = _device.FileSystem.SwitchPathToSystemPath(contentPath);
|
|
|
|
if (!string.IsNullOrWhiteSpace(fontPath))
|
|
{
|
|
byte[] data;
|
|
|
|
using (IStorage ncaFileStream = new LocalStorage(fontPath, FileAccess.Read, FileMode.Open))
|
|
{
|
|
Nca nca = new Nca(_device.System.KeySet, ncaFileStream);
|
|
IFileSystem romfs = nca.OpenFileSystem(NcaSectionType.Data, _device.System.FsIntegrityCheckLevel);
|
|
Stream fontFile = romfs.OpenFile(fontFilename, OpenMode.Read).AsStream();
|
|
|
|
data = DecryptFont(fontFile);
|
|
}
|
|
|
|
FontInfo info = new FontInfo((int)fontOffset, data.Length);
|
|
|
|
WriteMagicAndSize(_physicalAddress + fontOffset, data.Length);
|
|
|
|
fontOffset += 8;
|
|
|
|
uint start = fontOffset;
|
|
|
|
for (; fontOffset - start < data.Length; fontOffset++)
|
|
{
|
|
_device.Memory.WriteByte(_physicalAddress + fontOffset, data[fontOffset - start]);
|
|
}
|
|
|
|
return info;
|
|
}
|
|
}
|
|
|
|
string fontFilePath = Path.Combine(_fontsPath, name + ".ttf");
|
|
|
|
if (File.Exists(fontFilePath))
|
|
{
|
|
byte[] data = File.ReadAllBytes(fontFilePath);
|
|
|
|
FontInfo info = new FontInfo((int)fontOffset, data.Length);
|
|
|
|
WriteMagicAndSize(_physicalAddress + fontOffset, data.Length);
|
|
|
|
fontOffset += 8;
|
|
|
|
uint start = fontOffset;
|
|
|
|
for (; fontOffset - start < data.Length; fontOffset++)
|
|
{
|
|
_device.Memory.WriteByte(_physicalAddress + fontOffset, data[fontOffset - start]);
|
|
}
|
|
|
|
return info;
|
|
}
|
|
else
|
|
{
|
|
throw new InvalidSystemResourceException($"Font \"{name}.ttf\" not found. Please provide it in \"{_fontsPath}\".");
|
|
}
|
|
}
|
|
|
|
_fontData = new Dictionary<SharedFontType, FontInfo>
|
|
{
|
|
{ SharedFontType.JapanUsEurope, CreateFont("FontStandard") },
|
|
{ SharedFontType.SimplifiedChinese, CreateFont("FontChineseSimplified") },
|
|
{ SharedFontType.SimplifiedChineseEx, CreateFont("FontExtendedChineseSimplified") },
|
|
{ SharedFontType.TraditionalChinese, CreateFont("FontChineseTraditional") },
|
|
{ SharedFontType.Korean, CreateFont("FontKorean") },
|
|
{ SharedFontType.NintendoEx, CreateFont("FontNintendoExtended") }
|
|
};
|
|
|
|
if (fontOffset > Horizon.FontSize)
|
|
{
|
|
throw new InvalidSystemResourceException(
|
|
$"The sum of all fonts size exceed the shared memory size. " +
|
|
$"Please make sure that the fonts don't exceed {Horizon.FontSize} bytes in total. " +
|
|
$"(actual size: {fontOffset} bytes).");
|
|
}
|
|
}
|
|
}
|
|
|
|
private void WriteMagicAndSize(long position, int size)
|
|
{
|
|
const int decMagic = 0x18029a7f;
|
|
const int key = 0x49621806;
|
|
|
|
int encryptedSize = EndianSwap.Swap32(size ^ key);
|
|
|
|
_device.Memory.WriteInt32(position + 0, decMagic);
|
|
_device.Memory.WriteInt32(position + 4, encryptedSize);
|
|
}
|
|
|
|
public int GetFontSize(SharedFontType fontType)
|
|
{
|
|
EnsureInitialized(_device.System.ContentManager);
|
|
|
|
return _fontData[fontType].Size;
|
|
}
|
|
|
|
public int GetSharedMemoryAddressOffset(SharedFontType fontType)
|
|
{
|
|
EnsureInitialized(_device.System.ContentManager);
|
|
|
|
return _fontData[fontType].Offset + 8;
|
|
}
|
|
}
|
|
}
|