/// <summary>
/// Make sure a valid framework assembly is used (if it is a framework assembly).
/// </summary>
private static void VerifyFrameworkAssembly(AssemblyDefinition assembly, string path)
{
// Check if the assembly is a framework assembly.
if (!IsFrameworkAssembly(assembly))
{
return;
}
// Check informational version
var attr = assembly.CustomAttributes.FirstOrDefault(x => x.AttributeType.FullName == AttributeConstants.AssemblyInformationalVersionAttributeFullName);
if (attr == null)
{
throw new LoaderException(string.Format("Assembly {0} is not a valid framework assembly. [missing informational version]", assembly.Name));
}
var expectedPostfix = string.Format(", Dot42 {0}", typeof(AssemblyResolver).Assembly.GetName().Version);
var infVersion = (attr.ConstructorArguments.Count != 0) ? attr.ConstructorArguments[0].Value as string : null;
if ((infVersion == null) || !infVersion.EndsWith(expectedPostfix))
{
var msg = string.Format("Assembly {0} is not a valid framework assembly. [invalid informational version: expected postfix '{1}' got '{2}']", assembly.Name, expectedPostfix, infVersion);
#if DEBUG
Console.WriteLine(msg);
#else
throw new LoaderException(string.Format(msg));
#endif
}
// Check public key token
var token = GetPublicKeyToken(assembly.Name);
if (token != AssemblyConstants.SdkPublicKeyToken)
{
// throw new LoaderException(string.Format("Assembly {0} is not a valid framework assembly. [invalid token]", assembly.Name));
}
if (!SnToolResolver.VerifyAssembly(path))
{
// throw new LoaderException(string.Format("Assembly {0} is not a valid framework assembly. Strong name verification failed.", assembly.Name));
}
}
/// <summary>
/// Use sn.exe to verify the given assembly.
/// </summary>
/// <param name="assemblyName">The name of the assembly to verify.</param>
/// <returns>True if it verifies OK, false otherwise.</returns>
public static bool VerifyAssembly(string assemblyName)
{
return(SnToolResolver.RunSnTool(string.Format("-v \"{0}\"", assemblyName)));
}
