static bool LoadConfig(bool quiet)
{
System.Reflection.MethodInfo config = typeof(System.Environment).GetMethod("GetMachineConfigPath",
System.Reflection.BindingFlags.Static | System.Reflection.BindingFlags.NonPublic);
if (config != null)
{
string path = (string)config.Invoke(null, null);
bool exist = File.Exists(path);
if (!quiet && !exist)
{
Console.WriteLine("Couldn't find machine.config");
}
StrongNameManager.LoadConfig(path);
return(exist);
}
else if (!quiet)
{
Console.WriteLine("Couldn't resolve machine.config location (corlib issue)");
}
// default CSP
return(false);
}
// modified copy from sn
private static VerificationResult VerifyStrongName(AssemblyName an, string assemblyFile)
{
byte [] publicKey = StrongNameManager.GetMappedPublicKey(an.GetPublicKeyToken());
if ((publicKey == null) || (publicKey.Length < 12))
{
// no mapping
publicKey = an.GetPublicKey();
if ((publicKey == null) || (publicKey.Length < 12))
{
return(VerificationResult.WeakNamed);
}
}
// Note: MustVerify is based on the original token (by design). Public key
// remapping won't affect if the assembly is verified or not.
if (StrongNameManager.MustVerify(new System.Reflection.AssemblyName(an.FullName)))
{
RSA rsa = CryptoConvert.FromCapiPublicKeyBlob(publicKey, 12);
StrongName sn = new StrongName(rsa);
if (sn.Verify(assemblyFile))
{
return(VerificationResult.StrongNamed);
}
else
{
return(VerificationResult.DelaySigned);
}
}
else
{
return(VerificationResult.Skipped);
}
}
static int Verify(string assemblyName, bool forceVerification, bool quiet)
{
// this doesn't load the assembly (well it unloads it ;)
// http://weblogs.asp.net/nunitaddin/posts/9991.aspx
AssemblyName an = null;
try {
an = AssemblyName.GetAssemblyName(assemblyName);
}
catch {
}
if (an == null)
{
Console.WriteLine("Unable to load assembly: {0}", assemblyName);
return(2);
}
byte[] publicKey = StrongNameManager.GetMappedPublicKey(an.GetPublicKeyToken());
if ((publicKey == null) || (publicKey.Length < 12))
{
// no mapping
publicKey = an.GetPublicKey();
if ((publicKey == null) || (publicKey.Length < 12))
{
Console.WriteLine("{0} is not a strongly named assembly.", assemblyName);
return(2);
}
}
// Note: MustVerify is based on the original token (by design). Public key
// remapping won't affect if the assembly is verified or not.
if (forceVerification || StrongNameManager.MustVerify(an))
{
RSA rsa = CryptoConvert.FromCapiPublicKeyBlob(publicKey, 12);
StrongName sn = new StrongName(rsa);
if (sn.Verify(assemblyName))
{
if (!quiet)
{
Console.WriteLine("Assembly {0} is strongnamed.", assemblyName);
}
return(0);
}
else
{
Console.WriteLine("Assembly {0} is delay-signed but not strongnamed", assemblyName);
return(1);
}
}
else
{
Console.WriteLine("Assembly {0} is strongnamed (verification skipped).", assemblyName);
return(0);
}
}
// We don't want a dependency on StrongNameManager in Mono.Security.dll
static public bool IsAssemblyStrongnamed(string assemblyName)
{
if (!initialized)
{
lock (lockObject) {
if (!initialized)
{
string config = Environment.GetMachineConfigPath();
StrongNameManager.LoadConfig(config);
initialized = true;
}
}
}
try {
// this doesn't load the assembly (well it unloads it ;)
// http://weblogs.asp.net/nunitaddin/posts/9991.aspx
AssemblyName an = AssemblyName.GetAssemblyName(assemblyName);
if (an == null)
{
return(false);
}
byte[] publicKey = StrongNameManager.GetMappedPublicKey(an.GetPublicKeyToken());
if ((publicKey == null) || (publicKey.Length < 12))
{
// no mapping
publicKey = an.GetPublicKey();
if ((publicKey == null) || (publicKey.Length < 12))
{
return(false);
}
}
// Note: MustVerify is based on the original token (by design). Public key
// remapping won't affect if the assembly is verified or not.
if (!StrongNameManager.MustVerify(an))
{
return(true);
}
RSA rsa = CryptoConvert.FromCapiPublicKeyBlob(publicKey, 12);
StrongName sn = new StrongName(rsa);
bool result = sn.Verify(assemblyName);
return(result);
}
catch {
// no exception allowed
return(false);
}
}
static bool ReSign(string assemblyName, RSA key, bool quiet)
{
// this doesn't load the assembly (well it unloads it ;)
// http://weblogs.asp.net/nunitaddin/posts/9991.aspx
AssemblyName an = null;
try {
an = AssemblyName.GetAssemblyName(assemblyName);
}
catch {
}
if (an == null)
{
Console.WriteLine("Unable to load assembly: {0}", assemblyName);
return(false);
}
StrongName sign = new StrongName(key);
byte[] token = an.GetPublicKeyToken();
// first, try to compare using a mapped public key (e.g. ECMA)
bool same = Compare(sign.PublicKey, StrongNameManager.GetMappedPublicKey(token));
if (!same)
{
// second, try to compare using the assembly public key
same = Compare(sign.PublicKey, an.GetPublicKey());
if (!same)
{
// third (and last) chance, try to compare public key token
same = Compare(sign.PublicKeyToken, token);
}
}
if (same)
{
bool signed = sign.Sign(assemblyName);
if (!quiet || !signed)
{
Console.WriteLine(signed ? "Assembly {0} signed." : "Couldn't sign the assembly {0}.",
assemblyName);
}
return(signed);
}
Console.WriteLine("Couldn't sign the assembly {0} with this key pair.", assemblyName);
return(false);
}
