static string GetAppBase(string appBase)
{
if (appBase == null)
{
return(null);
}
if (appBase.StartsWith("file://", StringComparison.OrdinalIgnoreCase))
{
appBase = new Mono.Security.Uri(appBase).LocalPath;
if (Path.DirectorySeparatorChar != '/')
{
appBase = appBase.Replace('/', Path.DirectorySeparatorChar);
}
}
appBase = Path.GetFullPath(appBase);
if (Path.DirectorySeparatorChar != '/')
{
bool isExtendedPath = appBase.StartsWith(@"\\?\", StringComparison.Ordinal);
if (appBase.IndexOf(':', isExtendedPath ? 6 : 2) != -1)
{
throw new NotSupportedException("The given path's format is not supported.");
}
}
// validate the path
string dir = Path.GetDirectoryName(appBase);
if ((dir != null) && (dir.LastIndexOfAny(Path.GetInvalidPathChars()) >= 0))
{
string msg = String.Format(Locale.GetText("Invalid path characters in path: '{0}'"), appBase);
throw new ArgumentException(msg, "appBase");
}
string fname = Path.GetFileName(appBase);
if ((fname != null) && (fname.LastIndexOfAny(Path.GetInvalidFileNameChars()) >= 0))
{
string msg = String.Format(Locale.GetText("Invalid filename characters in path: '{0}'"), appBase);
throw new ArgumentException(msg, "appBase");
}
return(appBase);
}
public Assembly Load (AssemblyName assemblyRef, Evidence assemblySecurity)
{
if (assemblyRef == null)
throw new ArgumentNullException ("assemblyRef");
if (assemblyRef.Name == null || assemblyRef.Name.Length == 0) {
if (assemblyRef.CodeBase != null)
return Assembly.LoadFrom (assemblyRef.CodeBase, assemblySecurity);
else
throw new ArgumentException (Locale.GetText ("assemblyRef.Name cannot be empty."), "assemblyRef");
}
Assembly assembly = LoadAssembly (assemblyRef.FullName, assemblySecurity, false);
if (assembly != null)
return assembly;
if (assemblyRef.CodeBase == null)
throw new FileNotFoundException (null, assemblyRef.Name);
string cb = assemblyRef.CodeBase;
if (cb.ToLower (CultureInfo.InvariantCulture).StartsWith ("file://"))
cb = new Mono.Security.Uri (cb).LocalPath;
try {
assembly = Assembly.LoadFrom (cb, assemblySecurity);
} catch {
throw new FileNotFoundException (null, assemblyRef.Name);
}
AssemblyName aname = assembly.GetName ();
// Name, version, culture, publickeytoken. Anything else?
if (assemblyRef.Name != aname.Name)
throw new FileNotFoundException (null, assemblyRef.Name);
if (assemblyRef.Version != null && assemblyRef.Version != new Version (0, 0, 0, 0) && assemblyRef.Version != aname.Version)
throw new FileNotFoundException (null, assemblyRef.Name);
if (assemblyRef.CultureInfo != null && assemblyRef.CultureInfo.Equals (aname))
throw new FileNotFoundException (null, assemblyRef.Name);
byte [] pt = assemblyRef.GetPublicKeyToken ();
if (pt != null && pt.Length != 0) {
byte [] loaded_pt = aname.GetPublicKeyToken ();
if (loaded_pt == null || (pt.Length != loaded_pt.Length))
throw new FileNotFoundException (null, assemblyRef.Name);
for (int i = pt.Length - 1; i >= 0; i--)
if (loaded_pt [i] != pt [i])
throw new FileNotFoundException (null, assemblyRef.Name);
}
return assembly;
}
